*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #272727;
  --gray: #c6c6c6;
  --black: #000000;
  --white: #ffffff;

  --font-display: 'Bebas Neue Cyrillic', 'Arial Narrow', sans-serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

  --grid-max: 1120px;
  --grid-columns: 12;
  --grid-gap: clamp(1rem, 2.5vw, 1.5rem);
  --page-padding: clamp(1rem, 4vw, 2rem);

  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--gray);
  background:
    radial-gradient(ellipse 90% 70% at 8% 8%, rgba(198, 198, 198, 0.035), transparent 62%),
    radial-gradient(ellipse 80% 75% at 94% 45%, rgba(0, 0, 0, 0.32), transparent 65%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--white);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--gray);
}

/* Layout grid */

.container {
  width: min(var(--grid-max), 100% - var(--page-padding) * 2);
  margin-inline: auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  column-gap: var(--grid-gap);
  row-gap: var(--grid-gap);
}

.span-full {
  grid-column: 1 / -1;
}

.span-md-6 {
  grid-column: 1 / -1;
}

.span-md-7 {
  grid-column: 1 / -1;
}

.span-md-5 {
  grid-column: 1 / -1;
}

.span-md-4 {
  grid-column: 1 / -1;
}

.span-md-8 {
  grid-column: 1 / -1;
}

.span-lg-8 {
  grid-column: 1 / -1;
}

.span-md-auto {
  grid-column: 1 / -1;
}

/* Hero — see "Main invitation poster" section below */

/* Top bar */

.hero__bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.2);
}

.hero__label {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray);
}

.hero__bar-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(198, 198, 198, 0.45), rgba(198, 198, 198, 0.08));
}

.hero__years {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: clamp(0.9375rem, 2.5vw, 1.125rem);
  letter-spacing: 0.14em;
  color: var(--white);
}

.hero__city {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.65);
}

.hero__city::after {
  content: '·';
  margin-left: 0.75rem;
  color: rgba(198, 198, 198, 0.35);
}

@media (max-width: 480px) {
  .hero__city {
    display: none;
  }
}

/* Blocks with step numbers */

.hero__block {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 1.25rem;
  padding-top: 0.25rem;
}

.hero__block--main {
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.12);
}

.hero__block--program,
.hero__block--action {
  grid-template-columns: 1fr;
  gap: 0.875rem;
}

.hero__block-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem 1.25rem;
}

.hero__step {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1;
  letter-spacing: 0.06em;
  color: rgba(198, 198, 198, 0.35);
  align-self: start;
  padding-top: 0.15em;
}

.hero__section-title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
  font-weight: 400;
}

.hero__block-body {
  min-width: 0;
}

.hero__count {
  display: flex;
  align-items: baseline;
  gap: 0.35em;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 16vw, 7.5rem);
  line-height: 0.85;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 0.05em;
}

.hero__count span {
  font-size: 0.28em;
  letter-spacing: 0.18em;
  color: var(--gray);
  align-self: flex-end;
  padding-bottom: 0.35em;
}

.hero__title {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.75rem;
}

.hero__title span {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 3.75rem);
  line-height: 0.92;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--white);
}

.hero__title em {
  font-style: normal;
  color: var(--gray);
}

.hero__subtitle {
  font-size: clamp(0.875rem, 2vw, 1rem);
  line-height: 1.5;
  color: var(--gray);
  max-width: 36em;
  padding-left: 0.875rem;
  border-left: 2px solid rgba(198, 198, 198, 0.35);
}

/* Key facts strip */

.hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
}

.hero__fact {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.875rem;
  row-gap: 0.25rem;
  padding: 1rem 1.125rem;
  border: 1px solid rgba(198, 198, 198, 0.25);
  background: rgba(0, 0, 0, 0.25);
}

.hero__fact-icon {
  grid-row: 1 / 3;
  align-self: center;
  color: rgba(198, 198, 198, 0.5);
}

.hero__fact-label {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.65);
}

.hero__fact-value {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 3vw, 1.5rem);
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--white);
}

/* Date ribbon */

.hero__ribbon {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
}

.hero__day {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 1rem;
  row-gap: 0.125rem;
  align-items: center;
  padding: 1rem 1.125rem;
  border: 1px solid rgba(198, 198, 198, 0.25);
  background: rgba(0, 0, 0, 0.2);
  transition: background var(--transition), border-color var(--transition);
}

.hero__day--accent {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.05);
}

.hero__day-num {
  grid-row: 1 / 3;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 2.75rem);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--white);
  min-width: 2.5rem;
}

.hero__day-label {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
}

.hero__day-meta {
  font-size: 0.8125rem;
  line-height: 1.35;
  color: rgba(198, 198, 198, 0.85);
}

/* Action row */

.hero__action-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.125rem 1.25rem;
  border: 1px solid rgba(198, 198, 198, 0.3);
  background: rgba(0, 0, 0, 0.35);
}

.hero__action-text {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--gray);
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 52px;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--white);
  transition: background var(--transition), color var(--transition);
  width: 100%;
}

.hero__cta:hover {
  background: var(--gray);
  color: var(--black);
}

.hero__cta-arrow {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.hero__cta:hover .hero__cta-arrow {
  transform: translateX(4px);
}

/* Scroll hint */

.hero__scroll {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding-top: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.5);
  transition: color var(--transition);
}

.hero__scroll:hover {
  color: var(--gray);
}

.hero__scroll svg {
  animation: hero-bounce 2s ease infinite;
}

@keyframes hero-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

@media (min-width: 600px) {
  .hero__facts {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
  }

  .hero__ribbon {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
  }

  .hero__day {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    text-align: center;
    justify-items: center;
  }

  .hero__day-num {
    grid-row: auto;
    min-width: 0;
  }

  .hero__action-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
  }

  .hero__action-text {
    flex: 1;
    max-width: 28em;
  }

  .hero__cta {
    width: auto;
    flex-shrink: 0;
  }
}

@media (min-width: 768px) {
  .hero__block--program {
    padding-left: calc(clamp(1.5rem, 4vw, 2rem) + 1.25rem);
  }

  .hero__block-head {
    margin-left: 0;
  }

  .hero__block--action {
    padding-left: 0;
  }
}

@media (min-width: 1024px) {
  .hero__block--main {
    grid-template-columns: auto 1fr;
  }

  .hero__step {
    font-size: 2.25rem;
  }
}

/* Sections */

.section {
  padding: 2.5rem 0;
  border-top: 1px solid rgba(198, 198, 198, 0.2);
}

/* Standalone program section */

.section--program {
  background: rgba(0, 0, 0, 0.12);
}

.section-heading {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.25);
}

.section-heading__eyebrow {
  display: block;
  margin-bottom: 0.375rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

.section-heading .section__title {
  margin-bottom: 0;
}

.program-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.program-card {
  position: relative;
  min-height: 10.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem;
  border: 1px solid rgba(198, 198, 198, 0.3);
  background: var(--bg);
  overflow: hidden;
}

.program-card::after {
  content: '';
  position: absolute;
  right: -0.1em;
  bottom: -0.25em;
  font-family: var(--font-display);
  font-size: 7rem;
  line-height: 0.8;
  color: rgba(198, 198, 198, 0.04);
  pointer-events: none;
}

.program-card--accent {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.06);
}

.program-card__top {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.program-card__date {
  font-family: var(--font-display);
  font-size: clamp(3.25rem, 10vw, 5rem);
  line-height: 0.75;
  letter-spacing: -0.02em;
  color: var(--white);
}

.program-card__month {
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
}

.program-card__title {
  position: relative;
  z-index: 1;
  font-size: 1rem;
  line-height: 1.35;
  color: var(--white);
}

@media (min-width: 600px) {
  .program-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
  }

  .program-card {
    min-height: 13rem;
  }
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.section--intro p {
  margin-bottom: 0;
}

.greeting {
  font-size: 1.125rem;
  color: var(--white);
}

/* Detail cards */

.detail-card {
  padding: 1.25rem;
  border: 1px solid rgba(198, 198, 198, 0.35);
  background: rgba(0, 0, 0, 0.25);
  height: 100%;
}

.detail-card__label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.5rem;
}

.detail-card__value {
  font-size: 1.0625rem;
  color: var(--white);
  line-height: 1.4;
}

/* Exhibition contents */

.section--about {
  padding: clamp(3.5rem, 8vw, 7rem) 0 clamp(3rem, 6vw, 5.5rem);
  background:
    linear-gradient(135deg, rgba(198, 198, 198, 0.045), transparent 42%),
    rgba(0, 0, 0, 0.1);
}

.about {
  min-width: 0;
}

.about__header {
  display: grid;
  grid-template-columns: 1fr minmax(12rem, 22rem);
  align-items: end;
  gap: 1.5rem 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.28);
}

.about__eyebrow {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.about__eyebrow span:first-child {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border: 1px solid rgba(198, 198, 198, 0.55);
  border-radius: 50%;
  color: var(--white);
}

.about__header h2 {
  font-family: var(--font-display);
  font-size: clamp(3.25rem, 8vw, 6.25rem);
  font-weight: 400;
  line-height: 0.78;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--white);
}

.about__title-mark {
  color: rgba(198, 198, 198, 0.55);
}

.about__lead {
  max-width: 22rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(198, 198, 198, 0.5);
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--gray);
}

.about__content {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(13rem, 4fr);
  gap: clamp(2rem, 6vw, 5rem);
  margin-top: clamp(2rem, 5vw, 3.75rem);
}

.about-list {
  list-style: none;
  border-top: 1px solid rgba(198, 198, 198, 0.28);
}

.about-item {
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr);
  position: relative;
  isolation: isolate;
  align-items: center;
  gap: 1.25rem;
  overflow: hidden;
  min-height: 6.5rem;
  padding: 1rem 0.75rem 1rem 0;
  border-bottom: 1px solid rgba(198, 198, 198, 0.2);
  transition: background-color var(--transition), padding var(--transition);
}

.about-item::before,
.about-item::after {
  content: '';
  position: absolute;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
}

.about-item::before {
  top: 50%;
  right: -1rem;
  width: 9rem;
  height: 5rem;
  background:
    linear-gradient(135deg, transparent 0 42%, rgba(255, 255, 255, 0.5) 43% 44%, transparent 45%),
    linear-gradient(135deg, transparent 0 61%, rgba(198, 198, 198, 0.35) 62% 63%, transparent 64%),
    linear-gradient(135deg, transparent 0 78%, rgba(198, 198, 198, 0.2) 79% 80%, transparent 81%);
  transform: translateX(2rem) translateY(-50%);
  mask-image: linear-gradient(90deg, transparent, black 45%);
}

.about-item::after {
  top: 50%;
  right: 1.5rem;
  width: 3.5rem;
  height: 3.5rem;
  border: 1px solid rgba(255, 255, 255, 0.55);
  transform: translate(2rem, -50%) rotate(var(--hover-rotate, 45deg)) scale(0.7);
}

/* Each hover composition follows the meaning of its item. */
.about-item[data-visual='exhibits'] {
  --hover-rotate: -8deg;
}

.about-item[data-visual='exhibits']::before {
  background:
    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.5)) 50% 84% / 5.5rem 1px no-repeat,
    linear-gradient(rgba(198, 198, 198, 0.38), rgba(198, 198, 198, 0.38)) 50% 92% / 4.5rem 1px no-repeat;
}

.about-item[data-visual='exhibits']::after {
  width: 4.5rem;
  height: 3.5rem;
  border: 0;
  background:
    linear-gradient(90deg, transparent 47%, rgba(39, 39, 39, 0.7) 48% 52%, transparent 53%),
    repeating-linear-gradient(to bottom, transparent 0 0.55rem, rgba(39, 39, 39, 0.42) 0.55rem 0.61rem),
    rgba(255, 255, 255, 0.62);
  clip-path: polygon(50% 15%, 5% 0, 5% 70%, 50% 88%, 95% 70%, 95% 0);
}

.about-item[data-visual='archives'] {
  --hover-rotate: -4deg;
}

.about-item[data-visual='archives']::before {
  height: 5rem;
  background:
    repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.42) 0 1px, transparent 1px 0.62rem) 24% 12% / 4.75rem 3rem no-repeat,
    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.5)) 24% 78% / 2.5rem 0.35rem no-repeat,
    linear-gradient(rgba(198, 198, 198, 0.38), rgba(198, 198, 198, 0.38)) 24% 92% / 3.5rem 1px no-repeat;
  mask-image: linear-gradient(90deg, transparent, black 30%, black 100%);
}

.about-item[data-visual='archives']::after {
  width: 4rem;
  height: 4.5rem;
  border: 1px solid rgba(255, 255, 255, 0.6);
  background:
    linear-gradient(135deg, transparent 0 47%, rgba(39, 39, 39, 0.7) 48% 52%, transparent 53%) 100% 0 / 1.1rem 1.1rem no-repeat,
    linear-gradient(90deg, transparent 0 74%, rgba(255, 255, 255, 0.18) 75% 100%) 0 0 / 100% 100% no-repeat;
  clip-path: polygon(0 0, 72% 0, 100% 24%, 100% 100%, 0 100%);
  box-shadow: -0.4rem 0.35rem 0 -1px rgba(198, 198, 198, 0.25);
}

.about-item[data-visual='video'] {
  --hover-rotate: 0deg;
}

.about-item[data-visual='video']::before {
  height: 4rem;
  background:
    repeating-linear-gradient(to bottom, transparent 0 0.7rem, rgba(255, 255, 255, 0.42) 0.7rem 0.76rem);
}

.about-item[data-visual='video']::after {
  width: 3.75rem;
  height: 3rem;
  border: 0;
  background: rgba(255, 255, 255, 0.62);
  clip-path: polygon(8% 0, 100% 50%, 8% 100%);
}

.about-item[data-visual='print'] {
  --hover-rotate: -12deg;
}

.about-item[data-visual='print']::before {
  height: 4.5rem;
  background:
    linear-gradient(rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.58)) 22% 16% / 2.2rem 0.3rem no-repeat,
    repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.4) 0 1px, transparent 1px 0.5rem) 22% 34% / 2.2rem 2.5rem no-repeat,
    linear-gradient(rgba(198, 198, 198, 0.38), rgba(198, 198, 198, 0.38)) 72% 22% / 1.35rem 0.3rem no-repeat,
    repeating-linear-gradient(to bottom, rgba(198, 198, 198, 0.32) 0 1px, transparent 1px 0.5rem) 72% 42% / 1.35rem 2rem no-repeat;
}

.about-item[data-visual='print']::after {
  width: 4.75rem;
  height: 3.75rem;
  border-color: rgba(255, 255, 255, 0.6);
  background:
    linear-gradient(rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0.62)) 16% 16% / 68% 0.32rem no-repeat,
    repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.34) 0 1px, transparent 1px 0.5rem) 16% 38% / 68% 2rem no-repeat;
  box-shadow: 0.45rem 0.35rem 0 -1px rgba(198, 198, 198, 0.3), 0.85rem 0.7rem 0 -1px rgba(198, 198, 198, 0.18);
}

.about-item[data-visual='more'] {
  --hover-rotate: 8deg;
}

.about-item[data-visual='more']::before {
  height: 4.5rem;
  background:
    linear-gradient(rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.4)) 48% 12% / 1px 76% no-repeat,
    linear-gradient(90deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.4)) 48% 28% / 2.2rem 1px no-repeat,
    linear-gradient(90deg, rgba(198, 198, 198, 0.3), rgba(198, 198, 198, 0.3)) 48% 67% / 2.8rem 1px no-repeat,
    linear-gradient(rgba(255, 255, 255, 0.65), rgba(255, 255, 255, 0.65)) 24% 28% / 0.5rem 0.5rem no-repeat,
    linear-gradient(rgba(198, 198, 198, 0.5), rgba(198, 198, 198, 0.5)) 72% 28% / 0.5rem 0.5rem no-repeat,
    linear-gradient(rgba(198, 198, 198, 0.5), rgba(198, 198, 198, 0.5)) 76% 67% / 0.5rem 0.5rem no-repeat;
}

.about-item[data-visual='more']::after {
  width: 3.75rem;
  height: 3.25rem;
  border-color: rgba(255, 255, 255, 0.62);
  box-shadow: 0.45rem 0.35rem 0 -1px rgba(198, 198, 198, 0.28);
}

.about-item__number,
.about-item__copy {
  position: relative;
  z-index: 1;
}

.about-item:hover {
  padding-left: 0.75rem;
  background: rgba(198, 198, 198, 0.06);
}

.about-item:hover::before,
.about-item:hover::after {
  opacity: 1;
}

.about-item:hover::before {
  transform: translateX(0) translateY(-50%);
}

.about-item:hover::after {
  transform: translate(0, -50%) rotate(var(--hover-rotate, 45deg)) scale(1);
}

.about-item__number {
  align-self: start;
  padding-top: 0.05rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 0.8;
  letter-spacing: 0.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(198, 198, 198, 0.65);
  transition: color var(--transition), -webkit-text-stroke-color var(--transition);
}

.about-item:hover .about-item__number {
  color: var(--white);
  -webkit-text-stroke-color: var(--white);
}

.about-item__copy h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.8vw, 2rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
}

.about-item__copy p {
  margin-top: 0.45rem;
  font-size: 0.8125rem;
  line-height: 1.35;
  color: rgba(198, 198, 198, 0.65);
}

.about-item--last .about-item__copy h3 {
  color: var(--gray);
}

.about__aside {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.25rem 0 0 1.5rem;
  border-left: 1px solid rgba(198, 198, 198, 0.32);
}

.about__aside-label,
.about__program-label {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

.about__aside strong {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: clamp(7rem, 15vw, 12rem);
  font-weight: 400;
  line-height: 0.7;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.62);
}

.about__aside p {
  margin-top: 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.35rem);
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

.about__aside-line {
  width: 100%;
  height: 1px;
  margin: 1.5rem 0 1rem;
  background: rgba(198, 198, 198, 0.28);
}

.about__aside-date {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.about__aside-date span {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 0.8;
  letter-spacing: 0.03em;
  color: var(--white);
}

.about__aside-date small {
  font-size: 0.6875rem;
  line-height: 1.25;
  text-align: right;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.65);
}

.about__program {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(2rem, 5vw, 3.75rem);
  padding: 1.25rem 1.5rem;
  color: var(--black);
  background: var(--gray);
}

.about__program-copy {
  min-width: 0;
}

.about__program-label {
  display: block;
  margin-bottom: 0.45rem;
  color: rgba(0, 0, 0, 0.62);
}

.about__program p {
  max-width: 37rem;
  font-size: 0.9375rem;
  line-height: 1.35;
}

.about__program-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  gap: 1.25rem;
  min-height: 3.25rem;
  min-width: 15rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(0, 0, 0, 0.55);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--black);
  transition: background-color var(--transition), color var(--transition);
}

.about__program-link:hover {
  color: var(--white);
  background: var(--black);
}

.about__program-link svg {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.about__program-link:hover svg {
  transform: translateX(0.25rem);
}

@media (max-width: 767px) {
  .about__header {
    display: block;
  }

  .about__header h2 {
    margin-top: 1.5rem;
    font-size: clamp(3.25rem, 17vw, 5.5rem);
  }

  .about__lead {
    margin-top: 1.25rem;
  }

  .about__content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about__aside {
    min-height: 16rem;
    padding: 1rem 0 0 1rem;
  }

  .about__aside strong {
    margin-top: 3rem;
    font-size: clamp(6.5rem, 30vw, 9rem);
  }

  .about__program {
    align-items: stretch;
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.25rem;
  }

  .about__program-link {
    width: 100%;
    min-width: 0;
  }
}

@media (max-width: 420px) {
  .about-item {
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: 0.75rem;
    padding-right: 0;
  }

  .about-item:hover {
    padding-left: 0.5rem;
  }

  .about-item__copy h3 {
    font-size: 1.25rem;
  }

  .about-item::before {
    right: -2rem;
    width: 6rem;
  }

  .about-item::after {
    right: 0.75rem;
    width: 2.5rem;
    height: 2.5rem;
  }
}

/* Registration form */

.register-form {
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  column-gap: var(--grid-gap);
  row-gap: var(--grid-gap);
}

.form-row {
  display: contents;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field label,
.form-field legend {
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray);
}

.form-field legend {
  margin-bottom: 0.5rem;
}

.required {
  color: var(--white);
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field input[type="number"],
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--white);
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(198, 198, 198, 0.4);
  border-radius: 0;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(198, 198, 198, 0.5);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--white);
  background: rgba(0, 0, 0, 0.5);
}

.form-field input:invalid:not(:placeholder-shown):not(:focus) {
  border-color: rgba(255, 100, 100, 0.6);
}

.form-field fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.radio-label,
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 1rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--white);
  min-height: 44px;
}

.radio-label input,
.checkbox-label input {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--white);
  flex-shrink: 0;
}

.form-field textarea {
  resize: vertical;
  min-height: 5rem;
}

.form-error {
  color: #ff9999;
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 100, 100, 0.4);
  background: rgba(255, 0, 0, 0.08);
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.875rem 2rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--white);
  border: none;
  cursor: pointer;
  transition: background var(--transition), opacity var(--transition);
  width: 100%;
  justify-self: start;
}

.btn-submit:hover:not(:disabled) {
  background: var(--gray);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-success {
  padding: 2rem;
  border: 1px solid rgba(198, 198, 198, 0.4);
  background: rgba(0, 0, 0, 0.3);
  text-align: center;
}

.form-success h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.form-success p {
  color: var(--gray);
}

/* Contact */

.contact-phone {
  text-align: left;
}

.contact-phone a {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5vw, 2rem);
  letter-spacing: 0.06em;
}

/* Footer */

.footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid rgba(198, 198, 198, 0.2);
}

.footer p {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: rgba(198, 198, 198, 0.6);
  text-align: center;
}

/* Tablet */

@media (min-width: 768px) {
  .span-md-4 {
    grid-column: span 4;
  }

  .span-md-5 {
    grid-column: span 5;
  }

  .span-md-6 {
    grid-column: span 6;
  }

  .span-md-7 {
    grid-column: span 7;
  }

  .span-md-8 {
    grid-column: span 8;
  }

  .span-md-auto {
    grid-column: auto;
    width: auto;
  }

  .section {
    padding: 3.5rem 0;
  }

  .contact-phone {
    text-align: right;
  }

  .radio-group {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.25rem;
  }

  .btn-submit {
    width: auto;
  }
}

/* Desktop */

@media (min-width: 1024px) {
  .span-lg-8 {
    grid-column: span 8;
  }

  .hero__grid {
    row-gap: calc(var(--grid-gap) * 1.25);
  }
}

/* Main invitation poster */

.hero {
  position: relative;
  min-height: auto;
  padding: clamp(1rem, 2.5vw, 1.5rem) 0 clamp(2rem, 4vw, 3.25rem);
  overflow: hidden;
  border-bottom: 1px solid rgba(198, 198, 198, 0.15);
  background:
    radial-gradient(ellipse 70% 55% at 20% 30%, rgba(198, 198, 198, 0.05), transparent 60%),
    var(--bg);
  isolation: isolate;
}

.hero__ambient {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.hero__ambient-number {
  position: absolute;
  right: -0.05em;
  top: 10%;
  font-family: var(--font-display);
  font-size: clamp(14rem, 38vw, 30rem);
  line-height: 0.7;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(198, 198, 198, 0.07);
  transform: rotate(-4deg);
  mask-image: linear-gradient(225deg, black 10%, transparent 65%);
}

.hero__ambient-line {
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(198, 198, 198, 0.1) 30%,
    rgba(198, 198, 198, 0.06) 60%,
    transparent 90%
  );
  transform: translateX(-50%);
}

.hero__grid {
  position: relative;
  z-index: 1;
  align-items: start;
  row-gap: clamp(1.25rem, 3vw, 2rem);
}

.hero__bar {
  padding-bottom: 0.875rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.2);
}

.hero__bar-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(198, 198, 198, 0.35), transparent);
}

.hero__showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(0.5rem, 2vw, 1.25rem) 0 clamp(0.5rem, 2vw, 1rem);
}

.hero__display {
  position: relative;
  min-width: 0;
  padding-left: clamp(0.875rem, 2vw, 1.5rem);
  border-left: 2px solid rgba(255, 255, 255, 0.85);
}

.hero__display-overline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
}

.hero__display-title {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  column-gap: 0.75rem;
  margin: 0;
}

.hero__display-number {
  grid-column: 1 / -1;
  font-family: var(--font-display);
  font-size: clamp(5.75rem, 24vw, 13rem);
  line-height: 0.72;
  letter-spacing: -0.04em;
  color: var(--white);
}

.hero__display-word {
  align-self: end;
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 6vw, 3.25rem);
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
}

.hero__display-name {
  grid-column: 1 / -1;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 4rem);
  line-height: 0.9;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--white);
}

.hero__display-name em {
  font-style: normal;
  color: var(--gray);
}

.hero__display-caption {
  margin-top: 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(198, 198, 198, 0.25);
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--gray);
}

.hero__showcase-mark {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
  align-self: end;
  min-height: 6rem;
  padding: 0.75rem 0;
  border-top: 1px solid rgba(198, 198, 198, 0.25);
  border-bottom: 1px solid rgba(198, 198, 198, 0.25);
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1.3;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.7);
}

.hero__showcase-mark-line {
  width: 2.25rem;
  height: 1px;
  margin-bottom: 0.35rem;
  background: var(--white);
}

.hero__info {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
}

.hero__info-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-height: 6.25rem;
  padding: 1rem 1.125rem;
  border: 1px solid rgba(198, 198, 198, 0.22);
  background: rgba(0, 0, 0, 0.2);
}

.hero__info-label {
  margin-bottom: auto;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

.hero__info-item strong {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  line-height: 1;
  letter-spacing: 0.04em;
  font-weight: 400;
  color: var(--white);
}

.hero__info-item > span:last-child {
  font-size: 0.8125rem;
  color: var(--gray);
}

.hero__registration {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(198, 198, 198, 0.2);
}

.hero__registration-copy {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 1rem;
  row-gap: 0.25rem;
  align-items: baseline;
}

.hero__registration h2 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--white);
}

.hero__registration p {
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--gray);
}

.hero__registration .hero__cta {
  width: 100%;
}

.hero__cta {
  min-height: 52px;
  padding: 0.875rem 1.25rem;
  justify-content: space-between;
}

@media (max-width: 599px) {
  .hero__info {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__info-item:first-child {
    grid-column: 1 / -1;
  }

  .hero__details {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__detail--date {
    grid-column: 1 / -1;
  }

  .hero__info-item {
    min-height: 5.75rem;
  }

  .hero__detail {
    min-height: 5.25rem;
  }
}

@media (min-width: 600px) {
  .hero__showcase {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--grid-gap);
  }

  .hero__display {
    grid-column: span 8;
  }

  .hero__showcase-mark {
    grid-column: span 4;
  }

  .hero__info {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
  }

  .hero__registration {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }

  .hero__registration-copy {
    flex: 1;
  }

  .hero__registration .hero__cta {
    width: auto;
    min-width: 17rem;
  }
}

@media (min-width: 1024px) {
  .hero__display-number {
    font-size: clamp(8rem, 18vw, 13rem);
  }

  .hero__display-name {
    font-size: clamp(2.75rem, 5vw, 4.5rem);
  }
}

/* Hero refinement: one clear visual path */

.hero {
  padding-top: clamp(0.875rem, 2vw, 1.25rem);
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
  background:
    radial-gradient(ellipse 75% 65% at 18% 42%, rgba(198, 198, 198, 0.055), transparent 62%),
    radial-gradient(circle at 92% 20%, rgba(255, 255, 255, 0.035), transparent 24rem),
    var(--bg);
}

.hero::before {
  opacity: 0.3;
  background-image: linear-gradient(90deg, rgba(198, 198, 198, 0.05) 1px, transparent 1px);
  background-size: 120px 100%;
  mask-image: linear-gradient(to right, black, transparent 78%);
}

.hero__ambient-number {
  right: -0.04em;
  top: 21%;
  font-size: clamp(15rem, 39vw, 34rem);
  -webkit-text-stroke: 1px rgba(198, 198, 198, 0.1);
  opacity: 0.8;
}

.hero__ambient-line {
  left: auto;
  right: max(1rem, calc((100% - var(--grid-max)) / 2 + 24%));
  opacity: 0.55;
}

.hero__grid {
  row-gap: clamp(1rem, 2vw, 1.5rem);
}

.hero__bar {
  padding-bottom: 0.625rem;
}

.hero__bar-line {
  background: rgba(198, 198, 198, 0.28);
}

.hero__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(0.5rem, 2vw, 1rem) 0 clamp(1rem, 2.5vw, 1.5rem);
  border-bottom: 1px solid rgba(198, 198, 198, 0.2);
}

.hero__main-copy {
  min-width: 0;
}

.hero__eyebrow {
  display: block;
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.65);
}

.hero__display-title {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.75rem;
  align-items: baseline;
}

.hero__display-number {
  grid-column: 1 / -1;
  font-size: clamp(6rem, 23vw, 12rem);
  line-height: 0.7;
}

.hero__display-word {
  margin: 0;
  font-size: clamp(1.75rem, 5vw, 3rem);
}

.hero__display-name {
  font-size: clamp(2rem, 7vw, 4.25rem);
  line-height: 0.88;
}

.hero__display-caption {
  max-width: 28rem;
  margin-top: 1.25rem;
  padding-top: 0.75rem;
  border-top-color: rgba(198, 198, 198, 0.2);
}

.hero__main-note {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
  max-width: 14rem;
  padding-bottom: 0.25rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  line-height: 1.25;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.65);
}

.hero__note-line {
  width: 2.5rem;
  height: 1px;
  margin-bottom: 0.3rem;
  flex-shrink: 0;
  background: var(--gray);
}

.hero__details {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
}

.hero__detail {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-height: 5.75rem;
  padding: 0.875rem 1rem;
  border-left: 1px solid rgba(198, 198, 198, 0.4);
  background: rgba(0, 0, 0, 0.18);
}

.hero__detail--date {
  border-left: 2px solid var(--white);
}

.hero__detail-label {
  margin-bottom: auto;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

.hero__detail strong {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 3.5vw, 2rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.04em;
  color: var(--white);
}

.hero__detail > span:last-child {
  font-size: 0.8125rem;
  color: var(--gray);
}

.hero__registration {
  padding-top: 1rem;
}

.hero__registration-copy {
  display: block;
}

.hero__registration h2 {
  font-size: clamp(1.375rem, 3vw, 1.875rem);
}

@media (min-width: 600px) {
  .hero__details {
    grid-template-columns: 1.25fr 1fr 1fr;
    gap: var(--grid-gap);
  }
}

@media (min-width: 768px) {
  .hero__main {
    grid-template-columns: 8fr 4fr;
    gap: var(--grid-gap);
    align-items: end;
  }

  .hero__main-note {
    justify-self: end;
    min-height: 9rem;
  }

  .hero__display-number {
    font-size: clamp(8rem, 17vw, 13rem);
  }
}

@media (max-width: 599px) {
  .hero__poster {
    gap: 0.75rem;
    padding-top: 0.5rem;
  }

  .hero__poster-copy {
    padding: 0.75rem;
  }

  .hero__poster-caption {
    margin-top: 0.875rem;
    padding-top: 0.625rem;
  }

  .hero__poster-panel {
    min-height: 10.5rem;
  }

  .hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__fact:first-child {
    grid-column: 1 / -1;
  }

  .hero__fact {
    min-height: 5rem;
    padding: 0.75rem;
  }

  .hero__fact strong {
    font-size: 1.125rem;
  }

  .hero__details {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__detail--date {
    grid-column: 1 / -1;
  }

  .hero__detail {
    min-height: 5.25rem;
  }
}

/* New archive poster direction */

.hero {
  padding: clamp(0.875rem, 2vw, 1.25rem) 0 clamp(1.5rem, 3vw, 2.75rem);
  background:
    radial-gradient(ellipse 85% 75% at 14% 38%, rgba(198, 198, 198, 0.07), transparent 64%),
    radial-gradient(ellipse 70% 90% at 88% 70%, rgba(0, 0, 0, 0.42), transparent 68%),
    linear-gradient(135deg, rgba(0, 0, 0, 0.24), transparent 48%),
    var(--bg);
}

.hero::before {
  opacity: 0.25;
  background:
    radial-gradient(ellipse 55% 45% at 70% 18%, rgba(198, 198, 198, 0.055), transparent 75%),
    radial-gradient(ellipse 45% 60% at 28% 82%, rgba(0, 0, 0, 0.2), transparent 78%);
  mask-image: none;
}

.hero__ambient-number {
  top: 14%;
  right: -0.11em;
  font-size: clamp(16rem, 44vw, 37rem);
  -webkit-text-stroke: 1px rgba(198, 198, 198, 0.055);
  opacity: 0.75;
}

.hero__ambient-line {
  right: max(1rem, calc((100% - var(--grid-max)) / 2 + 31%));
  left: auto;
  opacity: 0.22;
}

.hero__bar {
  padding-bottom: 0.625rem;
  border-bottom-color: rgba(198, 198, 198, 0.24);
}

.hero__bar-meta {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

.year-range {
  font-family: var(--font-body);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: none;
}

.hero__poster {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: clamp(0.75rem, 2vw, 1.25rem) 0 0;
}

.hero__poster-copy {
  position: relative;
  z-index: 1;
  padding: clamp(0.875rem, 2vw, 1.5rem);
  border-left: 1px solid rgba(198, 198, 198, 0.45);
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.35), transparent 70%),
    rgba(39, 39, 39, 0.45);
}

.hero__poster-title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.82;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--white);
}

.hero__poster-title > span {
  display: block;
}

.hero__poster-kicker {
  margin-bottom: 0.15em;
  font-size: clamp(1.75rem, 5vw, 3.25rem);
  letter-spacing: 0.12em;
  color: var(--gray);
}

.hero__poster-title > span:not(.hero__poster-kicker):not(.hero__poster-accent) {
  font-size: clamp(3rem, 11vw, 6.75rem);
}

.hero__poster-accent {
  margin-top: 0.04em;
  padding-right: 0.18em;
  font-size: clamp(4.25rem, 15vw, 9rem);
  letter-spacing: 0.01em;
  color: transparent;
  -webkit-text-stroke: 1px var(--white);
}

.hero__poster-caption {
  max-width: 20rem;
  margin-top: 1.25rem;
  padding-top: 0.875rem;
  border-top: 1px solid rgba(198, 198, 198, 0.28);
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--gray);
}

.hero__poster-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto 1fr auto;
  min-height: 13rem;
  padding: 1rem 1.125rem;
  color: var(--black);
  background: var(--gray);
}

.hero__panel-label {
  grid-column: 1 / -1;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__panel-date {
  align-self: center;
  display: flex;
  flex-direction: column;
}

.hero__panel-date strong {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 7rem);
  font-weight: 400;
  line-height: 0.78;
  letter-spacing: -0.04em;
}

.hero__panel-date span {
  margin-top: 0.75rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero__panel-year {
  align-self: center;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.25rem);
  line-height: 1;
  letter-spacing: 0.06em;
  color: transparent;
  -webkit-text-stroke: 1px var(--black);
  writing-mode: vertical-rl;
}

.hero__panel-city {
  grid-column: 1 / -1;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(0, 0, 0, 0.35);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
}

.hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
}

.hero__fact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
  min-height: 5.5rem;
  padding: 0.875rem 1rem;
  border: 1px solid rgba(198, 198, 198, 0.2);
  background: rgba(0, 0, 0, 0.2);
}

.hero__fact > div {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero__fact-label {
  margin-bottom: auto;
}

.hero__fact strong {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 3vw, 1.625rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--white);
}

.hero__fact > div > span:last-child {
  font-size: 0.8125rem;
  color: var(--gray);
}

.hero__registration {
  margin-top: 0.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(198, 198, 198, 0.28);
}

@media (min-width: 600px) {
  .hero__poster {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--grid-gap);
  }

  .hero__poster-copy {
    grid-column: span 8;
  }

  .hero__poster-panel {
    grid-column: span 4;
    min-height: 100%;
  }

  .hero__facts {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--grid-gap);
  }

  .hero__fact {
    grid-column: span 4;
  }
}

@media (max-width: 599px) {
  .hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__fact:first-child {
    grid-column: 1 / -1;
  }

  .hero__fact {
    min-height: 5rem;
    padding: 0.75rem;
  }

  .hero__fact strong {
    font-size: 1.125rem;
  }
}

/* Refined information strip and CTA */

.hero__facts {
  gap: 0;
  border: 1px solid rgba(198, 198, 198, 0.24);
  background: rgba(0, 0, 0, 0.16);
}

.hero__fact {
  position: relative;
  min-height: 6.25rem;
  padding: 1rem 1.125rem;
  border: 0;
  border-right: 1px solid rgba(198, 198, 198, 0.2);
  background: transparent;
}

.hero__fact:last-child {
  border-right: 0;
}

.hero__fact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 1.125rem;
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: rgba(198, 198, 198, 0.65);
}

.hero__fact--date::before {
  background: var(--white);
}

.hero__fact > div {
  height: 100%;
}

.hero__fact-label {
  padding-top: 0.125rem;
}

.hero__registration {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 0.5rem;
  padding: 1.25rem;
  border: 1px solid rgba(198, 198, 198, 0.28);
  background: rgba(0, 0, 0, 0.22);
}

.hero__registration::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 3rem;
  height: 3px;
  background: var(--white);
}

.hero__registration-copy {
  display: block;
}

.hero__registration-label {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.hero__registration h2 {
  margin-bottom: 0.35rem;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
}

.hero__registration p {
  max-width: 32rem;
}

.hero__registration .hero__cta {
  width: 100%;
}

@media (max-width: 599px) {
  .hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__fact:first-child {
    grid-column: 1 / -1;
    border-bottom: 1px solid rgba(198, 198, 198, 0.2);
  }

  .hero__fact:nth-child(2) {
    border-right: 1px solid rgba(198, 198, 198, 0.2);
  }
}

@media (min-width: 600px) {
  .hero__registration {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }

  .hero__registration-copy {
    flex: 1;
  }

  .hero__registration .hero__cta {
    width: auto;
    min-width: 17rem;
  }
}

/* Editorial lower section: fewer frames, stronger rhythm */

.hero__facts {
  gap: 0;
  border: 0;
  border-top: 1px solid rgba(198, 198, 198, 0.28);
  border-bottom: 1px solid rgba(198, 198, 198, 0.28);
  background: transparent;
}

.hero__facts[hidden] {
  display: none;
}

.hero__fact {
  min-height: 6.5rem;
  padding: 1rem 1.25rem 1rem 0;
  border: 0;
  border-right: 1px solid rgba(198, 198, 198, 0.2);
  background: transparent;
}

.hero__fact:not(:first-child) {
  padding-left: 1.25rem;
}

.hero__fact:last-child {
  border-right: 0;
}

.hero__fact::before {
  display: none;
}

.hero__fact-label {
  color: rgba(198, 198, 198, 0.55);
}

.hero__fact strong {
  letter-spacing: 0.02em;
}

.hero__registration {
  margin-top: 0.25rem;
  padding: 1.25rem 0 0;
  border: 0;
  border-top: 1px solid rgba(198, 198, 198, 0.28);
  background: transparent;
}

.hero__registration::before {
  display: none;
}

.hero__registration-copy {
  padding-left: 0;
}

.hero__registration-label {
  margin-bottom: 0.35rem;
}

.hero__registration h2 {
  letter-spacing: 0.08em;
}

.hero__registration .hero__cta {
  border: 1px solid rgba(255, 255, 255, 0.75);
}

@media (max-width: 599px) {
  .hero__fact {
    min-height: 5.75rem;
    padding: 0.875rem 0.75rem 0.875rem 0;
  }

  .hero__fact:not(:first-child) {
    padding-left: 0.75rem;
  }

  .hero__fact:first-child {
    border-bottom: 1px solid rgba(198, 198, 198, 0.2);
  }
}

/* Smooth background: soft light, no banding */

body {
  background: var(--bg);
}

.hero {
  background: var(--bg);
}

.hero::before {
  content: '';
  position: absolute;
  top: -18rem;
  left: -14rem;
  width: min(70vw, 46rem);
  height: min(70vw, 46rem);
  z-index: -1;
  border-radius: 50%;
  background: #c6c6c6;
  filter: blur(110px);
  opacity: 0.055;
}

.hero::after {
  content: '';
  display: block;
  position: absolute;
  right: -14rem;
  bottom: -16rem;
  width: min(60vw, 40rem);
  height: min(60vw, 40rem);
  z-index: -1;
  border-radius: 50%;
  background: #000000;
  filter: blur(120px);
  opacity: 0.42;
}

.hero__ambient-number {
  color: transparent;
  -webkit-text-stroke: 1px rgba(198, 198, 198, 0.06);
  mask-image: none;
  opacity: 0.65;
}

.hero__ambient-line {
  display: none;
}

.hero__bar-line {
  background: rgba(198, 198, 198, 0.24);
}

.hero__poster-copy {
  isolation: isolate;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.18);
}

.hero__poster-copy::before,
.hero__poster-copy::after {
  content: '';
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(70px);
}

.hero__poster-copy::before {
  top: -10rem;
  left: -8rem;
  width: 25rem;
  height: 25rem;
  background: #c6c6c6;
  opacity: 0.055;
}

.hero__poster-copy::after {
  right: -8rem;
  bottom: -12rem;
  width: 26rem;
  height: 26rem;
  background: #000000;
  opacity: 0.28;
}

.hero__poster-copy > * {
  position: relative;
  z-index: 1;
}

.hero__poster-caption {
  font-family: var(--font-body);
  font-weight: 400;
  letter-spacing: 0;
}

/* Calendar panel */

.hero__poster-panel {
  display: flex;
  flex-direction: column;
  min-height: 20rem;
  padding: 1rem;
  color: var(--black);
  background: var(--gray);
}

.hero__panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.hero__panel-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__panel-date {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: baseline;
  column-gap: 0.5rem;
  margin: auto 0;
}

.hero__panel-date strong {
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 12vw, 7rem);
  font-weight: 400;
  line-height: 0.7;
  letter-spacing: -0.05em;
}

.hero__panel-date strong:last-of-type {
  text-align: right;
}

.hero__panel-date i {
  width: clamp(1.5rem, 4vw, 3rem);
  height: 0.25rem;
  align-self: center;
  margin-top: 0.8rem;
  font-size: 0;
  background: var(--black);
}

.hero__panel-date > span {
  grid-column: 1 / -1;
  margin-top: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__panel-days {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(0, 0, 0, 0.3);
}

.hero__panel-day {
  min-width: 0;
  min-height: 4.25rem;
  padding: 0.625rem 0.5rem;
  border-right: 1px solid rgba(0, 0, 0, 0.2);
}

.hero__panel-day:last-child {
  border-right: 0;
}

.hero__panel-day--active {
  background: rgba(255, 255, 255, 0.3);
}

.hero__panel-day > span {
  display: block;
  margin-bottom: 0.375rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 0.8;
}

.hero__panel-day p {
  font-size: 0.625rem;
  line-height: 1.25;
}

.hero__panel-day b {
  font-weight: 700;
}

.hero__panel-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  padding-top: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1;
  letter-spacing: 0.2em;
}

.hero__panel-location {
  line-height: 1.15;
}

.hero__panel-location small {
  display: inline-block;
  margin-top: 0.35rem;
  font-family: var(--font-body);
  font-size: 0.625rem;
  line-height: 1.25;
  letter-spacing: 0.02em;
  text-transform: none;
}

@media (max-width: 599px) {
  .hero__poster-panel {
    min-height: 20rem;
  }

  .hero__panel-date {
    margin-top: 1.25rem;
  }

  .hero__panel-date > span {
    margin-bottom: 1.1rem;
  }

  .hero__panel-date strong {
    font-size: clamp(4rem, 19vw, 5.5rem);
  }

  .hero__panel-day {
    min-height: 3.75rem;
    padding-inline: 0.375rem;
  }

  .hero__panel-day p {
  font-size: 0.625rem;
  }
}

/* Interactive calendar */

.hero__panel-day {
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.hero__panel-day:hover,
.hero__panel-day:focus-visible {
  background: rgba(255, 255, 255, 0.28);
  outline: none;
}

.hero__panel-day:focus-visible {
  box-shadow: inset 0 0 0 2px var(--black);
}

.hero__panel-day[aria-pressed='true'] {
  background: rgba(255, 255, 255, 0.42);
  transform: translateY(-2px);
}

.hero__selection-status {
  display: block;
  margin-top: 0.65rem;
  font-size: 0.75rem;
  line-height: 1.35;
  color: rgba(198, 198, 198, 0.65);
}

.hero__selection-status.is-selected {
  color: var(--white);
}

/* Clear date selection feedback */

.hero__panel-head {
  align-items: baseline;
}

.hero__panel-hint {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  line-height: 1;
  color: rgba(0, 0, 0, 0.58);
}

.hero__panel-day {
  position: relative;
  display: block;
  width: 100%;
  min-height: 5.25rem;
  padding: 0.625rem 0.5rem 1.5rem;
  border: 0;
  border-right: 1px solid rgba(0, 0, 0, 0.2);
  background: transparent;
}

.hero__panel-day::after {
  content: 'Выбрать';
  position: absolute;
  left: 0.5rem;
  bottom: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.625rem;
  line-height: 1;
  color: rgba(0, 0, 0, 0.55);
}

.hero__panel-day[aria-pressed='true']::after {
  content: 'Выбрано ✓';
  color: var(--black);
  font-weight: 700;
}

.hero__panel-day > span {
  font-size: 1.625rem;
}

.hero__panel-selection {
  height: 2.5rem;
  min-height: 2.5rem;
  margin: 0;
  padding-top: 0.625rem;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  line-height: 1.25;
  color: rgba(0, 0, 0, 0.58);
  overflow: hidden;
}

.hero__panel-selection.is-selected {
  color: var(--black);
  font-weight: 600;
}

.hero__panel-entry {
  align-self: start;
  width: fit-content;
  margin: 0.25rem 0 0;
  padding: 0.3rem 0.45rem;
  border: 1px solid rgba(0, 0, 0, 0.35);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
}

/* Live registration CTA */

.hero__registration {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: 1.25rem 0 0;
  border-top: 1px solid rgba(198, 198, 198, 0.28);
  background: transparent;
}

.hero__registration-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.hero__registration-copy {
  display: block;
}

.hero__live-count {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.75rem;
  align-items: end;
  padding-left: 1rem;
  border-left: 1px solid rgba(198, 198, 198, 0.3);
}

.hero__live-status {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.hero__live-status i {
  display: block;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: #ffffff;
}

.hero__live-count strong {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: 400;
  line-height: 0.8;
  color: var(--white);
}

.hero__live-count > span:last-child {
  max-width: 8rem;
  font-size: 0.75rem;
  line-height: 1.25;
  color: var(--gray);
}

.hero__registration-action {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.hero__registration-action .hero__cta {
  width: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  .hero__live-status i {
    animation: live-pulse 2s ease-out infinite;
  }
}

@keyframes live-pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.45); }
  70% { box-shadow: 0 0 0 0.4rem rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

@media (min-width: 600px) {
  .hero__registration-main {
    grid-template-columns: 7fr 5fr;
    gap: var(--grid-gap);
  }

  .hero__registration-action {
    display: flex;
    align-items: center;
  }

  .hero__registration-action .hero__cta {
    width: auto;
    min-width: 17rem;
  }
}

/* Rebuilt invitation text section */

.section--intro {
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
  background: rgba(0, 0, 0, 0.1);
}

.intro-heading {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.24);
}

.intro-heading__label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

.intro-heading h2 {
  max-width: 14em;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  line-height: 0.88;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--white);
}

.intro-heading h2 em {
  font-style: normal;
  color: var(--gray);
}

.intro-message {
  position: relative;
  min-height: auto;
  align-self: start;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 0.25rem 0 0;
  border-top: 1px solid rgba(198, 198, 198, 0.35);
  overflow: hidden;
}

.intro-message__quote {
  display: none;
}

.intro-message .greeting {
  position: relative;
  z-index: 1;
  margin-top: 0.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.45;
  letter-spacing: 0;
  color: var(--gray);
}

.intro-message .greeting em {
  font-style: normal;
  color: inherit;
}

.intro-message__line {
  position: relative;
  z-index: 1;
  width: 2rem;
  height: 1px;
  margin-top: 1rem;
  background: rgba(198, 198, 198, 0.45);
}

.intro-copy {
  align-self: stretch;
  padding-top: 0.25rem;
}

.intro-copy p {
  margin-bottom: 1.25rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--gray);
}

.intro-copy p:last-child {
  margin-bottom: 0;
}

.intro-copy__lead {
  font-size: 1.125rem !important;
  line-height: 1.45 !important;
  color: var(--white) !important;
}

.intro-note {
  align-self: start;
  display: flex;
  flex-direction: column;
  min-height: 12rem;
  padding: 1.25rem 0 0 1.25rem;
  border-left: 1px solid rgba(198, 198, 198, 0.35);
}

.intro-note__label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.intro-note strong {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: clamp(4rem, 8vw, 6.5rem);
  font-weight: 400;
  line-height: 0.75;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.65);
}

.intro-note__text {
  margin-top: 0.75rem;
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

.intro-note__rule {
  width: 100%;
  height: 1px;
  margin-top: 1rem;
  background: rgba(198, 198, 198, 0.3);
}

.intro-note__footer {
  margin-top: 0.625rem;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.6);
}

@media (max-width: 767px) {
  .intro-heading h2 {
    font-size: clamp(2.25rem, 10vw, 3.5rem);
  }

  .intro-message {
    padding-top: 0.25rem;
  }

  .intro-note {
    min-height: 10rem;
    padding-left: 1rem;
  }
}

@media (min-width: 768px) {
  .intro-message {
    grid-column: span 4;
  }

  .intro-copy {
    grid-column: span 5;
  }

  .intro-note {
    grid-column: span 3;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .intro-message {
    grid-column: span 5;
  }

  .intro-copy {
    grid-column: span 7;
  }

  .intro-note {
    grid-column: span 4;
  }
}

/* Editorial composition for the invitation copy */

.intro-content {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding: clamp(1.75rem, 4vw, 3rem) 0;
  border-bottom: 1px solid rgba(198, 198, 198, 0.24);
  overflow: hidden;
}

.intro-content::before {
  content: '100';
  position: absolute;
  z-index: -1;
  right: -0.06em;
  bottom: -0.2em;
  font-family: var(--font-display);
  font-size: clamp(12rem, 32vw, 25rem);
  line-height: 0.7;
  letter-spacing: -0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(198, 198, 198, 0.08);
  pointer-events: none;
}

.intro-lead {
  position: relative;
  padding-right: clamp(0rem, 2vw, 2rem);
  padding-top: 1.5rem;
  border-right: 1px solid rgba(198, 198, 198, 0.24);
}

.intro-lead::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2.5rem;
  height: 2px;
  background: var(--white);
}

.intro-lead .intro-copy__lead {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 2.2vw, 1.65rem) !important;
  line-height: 1.3 !important;
  color: var(--white) !important;
}

.intro-content .intro-copy {
  grid-column: auto;
  padding-top: 0;
}

.intro-content .intro-copy p {
  position: relative;
  padding-left: 1.5rem;
}

.intro-content .intro-copy p::before {
  content: '';
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 0.6rem;
  height: 1px;
  background: rgba(198, 198, 198, 0.55);
}

.intro-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-top: 1.25rem;
}

.intro-fact {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
  padding: 0 1.25rem;
}

.intro-fact:first-child {
  padding-left: 0;
}

.intro-fact + .intro-fact {
  border-left: 1px solid rgba(198, 198, 198, 0.24);
}

.intro-fact span,
.intro-fact small {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.intro-fact strong {
  margin-top: 0.2rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--white);
}

@media (max-width: 767px) {
  .intro-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .intro-lead {
    padding-right: 0;
    padding-bottom: 2rem;
    border-right: 0;
    border-bottom: 1px solid rgba(198, 198, 198, 0.24);
  }

  .intro-content::before {
    right: -0.08em;
    bottom: 0.05em;
    font-size: 13rem;
  }

  .intro-facts {
    grid-template-columns: 1fr;
    gap: 0;
    padding-top: 0;
  }

  .intro-fact,
  .intro-fact:first-child {
    padding: 1rem 0;
  }

  .intro-fact + .intro-fact {
    border-top: 1px solid rgba(198, 198, 198, 0.24);
    border-left: 0;
  }
}

/* Fresh exhibition overview composition */

.intro-story {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(2rem, 6vw, 6rem);
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(2.5rem, 6vw, 5rem);
  border-bottom: 1px solid rgba(198, 198, 198, 0.24);
  overflow: hidden;
}

.intro-story__timeline {
  position: relative;
  align-self: start;
  display: flex;
  flex-direction: column;
  min-height: 19rem;
  padding-left: clamp(1rem, 2vw, 1.5rem);
  border-left: 1px solid rgba(198, 198, 198, 0.45);
}

.intro-story__timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: -0.2rem;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--white);
}

.intro-story__timeline-label {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  line-height: 1.2;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.intro-story__milestones {
  display: grid;
  gap: 1.5rem;
  margin: auto 0 0;
  padding: 1.5rem 0 0;
  list-style: none;
}

.intro-story__milestone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.intro-story__milestone::before {
  content: '';
  position: absolute;
  top: 0.65rem;
  left: calc(-1 * clamp(1rem, 2vw, 1.5rem) - 0.2rem);
  width: 0.35rem;
  height: 0.35rem;
  border: 1px solid var(--white);
  border-radius: 50%;
  background: var(--bg);
}

.intro-story__milestone + .intro-story__milestone {
  padding-top: 1.25rem;
  border-top: 1px solid rgba(198, 198, 198, 0.24);
}

.intro-story__milestone strong {
  font-family: var(--font-display);
  font-size: clamp(3.25rem, 7vw, 5.25rem);
  font-weight: 400;
  line-height: 0.8;
  letter-spacing: 0.02em;
  color: var(--white);
}

.intro-story__milestone span,
.intro-story__milestone small {
  font-family: var(--font-display);
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.intro-story__milestone span {
  margin-top: 0.65rem;
  font-size: 0.875rem;
  color: var(--white);
}

.intro-story__milestone small {
  margin-top: 0.35rem;
  font-size: 0.625rem;
  color: rgba(198, 198, 198, 0.62);
}

.intro-story__copy {
  max-width: 47rem;
  padding-top: 0.15rem;
}

.intro-story__copy p {
  position: relative;
  margin: 0 0 1.25rem;
  padding-left: 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--gray);
}

.intro-story__copy p::before {
  content: '';
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 0.6rem;
  height: 1px;
  background: rgba(198, 198, 198, 0.55);
}

.intro-story__copy .intro-story__lead {
  margin-bottom: 1.25rem;
  padding-left: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--gray);
}

.intro-story__copy .intro-story__lead::before {
  display: none;
}

.intro-story__copy p:last-child {
  margin-bottom: 0;
}

.intro-details {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  max-width: 52rem;
  padding-top: 1rem;
}

.intro-detail {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
  padding: 0 1.5rem;
}

.intro-detail:first-child {
  padding-left: 0;
}

.intro-detail__link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  height: 100%;
  color: inherit;
  cursor: pointer;
}

.intro-detail__link:hover {
  color: var(--white);
}

.intro-detail__link:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: 0.35rem;
}

.intro-detail__action {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 1rem;
  font-family: var(--font-display);
  font-size: 0.625rem;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.68);
  transition: color var(--transition);
}

.intro-detail__action svg {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.intro-detail__link:hover .intro-detail__action {
  color: var(--white);
}

.intro-detail__link:hover .intro-detail__action svg {
  transform: translate(2px, -2px);
}

.intro-detail + .intro-detail {
  border-left: 1px solid rgba(198, 198, 198, 0.24);
}

.intro-detail__label,
.intro-detail small {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.intro-detail strong {
  margin-top: 0.2rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--white);
}

@media (max-width: 767px) {
  .intro-story {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .intro-story__timeline {
    min-height: 13rem;
  }

  .intro-story__timeline strong {
    font-size: clamp(3.5rem, 16vw, 5rem);
  }

  .intro-story__copy .intro-story__lead {
    margin-bottom: 1.25rem;
    font-size: 0.9375rem;
  }

  .intro-details {
    grid-template-columns: 1fr;
    padding-top: 0;
  }

  .intro-detail,
  .intro-detail:first-child {
    padding: 1rem 0;
  }

  .intro-detail + .intro-detail {
    border-top: 1px solid rgba(198, 198, 198, 0.24);
    border-left: 0;
  }
}

/* Greeting block */

.intro-greeting {
  position: relative;
  min-height: 10rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 1.5rem 1.5rem 1.5rem 1.25rem;
  border-left: 2px solid var(--white);
  background: rgba(0, 0, 0, 0.16);
  overflow: hidden;
}

.intro-greeting::before {
  content: '“';
  position: absolute;
  right: 0.04em;
  top: -0.2em;
  font-family: Georgia, serif;
  font-size: 13rem;
  line-height: 1;
  color: rgba(198, 198, 198, 0.07);
  pointer-events: none;
}

.intro-greeting__label {
  position: relative;
  z-index: 1;
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.intro-greeting .greeting {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 7vw, 4rem);
  line-height: 0.88;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
}

.intro-greeting .greeting em {
  font-style: normal;
  color: var(--gray);
}

.intro-greeting__line {
  position: relative;
  z-index: 1;
  width: 3.5rem;
  height: 1px;
  margin-top: 1.25rem;
  background: var(--gray);
}

.section--intro > .container > p:not(.greeting) {
  max-width: 52rem;
}

@media (min-width: 768px) {
  .intro-greeting {
    min-height: 12rem;
    padding-left: 1.5rem;
  }
}

.form-hint {
  margin-top: -0.25rem;
  font-size: 0.75rem;
  line-height: 1.35;
  color: rgba(198, 198, 198, 0.62);
}

.date-choice {
  padding: 0.35rem 0.75rem;
  border: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.date-choice:has(input:checked) {
  border-color: rgba(198, 198, 198, 0.4);
  background: rgba(255, 255, 255, 0.06);
}

@media (max-width: 599px) {
  .hero__panel-day {
    min-height: 4.25rem;
    padding-bottom: 1.25rem;
  }

  .hero__panel-day::after {
    left: 0.375rem;
    bottom: 0.375rem;
    font-size: 0.625rem;
  }
}

/* Compact registration layout */

.hero__registration {
  gap: 1rem;
}

.hero__live-count {
  grid-template-columns: auto 1fr;
}

.hero__registration-action {
  gap: 0.5rem;
}

@media (max-width: 599px) {
  .hero__live-count {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
    padding-top: 0.75rem;
    padding-left: 0;
    border-top: 1px solid rgba(198, 198, 198, 0.2);
    border-left: 0;
  }

  .hero__live-status {
    margin: 0;
    font-size: 0.625rem;
  }

  .hero__live-count strong {
    font-size: 2rem;
  }

  .hero__live-count > span:last-child {
    max-width: none;
    font-size: 0.6875rem;
  }

  .hero__registration {
    gap: 0.875rem;
  }
}

@media (min-width: 600px) {
  .hero__registration {
    grid-template-columns: 7fr 5fr;
    align-items: center;
    gap: var(--grid-gap);
  }

  .hero__registration-main {
    grid-template-columns: 1fr 11rem;
    align-items: center;
    gap: var(--grid-gap);
  }

  .hero__registration-action {
    align-items: flex-end;
  }
}

/* Group programme: a brighter editorial callout */
.about__program {
  position: relative;
  display: block;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(1.25rem, 3vw, 2.5rem);
  padding: clamp(0.75rem, 1.75vw, 1.125rem);
  color: var(--black);
  border: 1px solid rgba(255, 255, 255, 0.45);
  background:
    linear-gradient(118deg, rgba(255, 255, 255, 0.28), transparent 42%),
    linear-gradient(135deg, #d7d7d5 0%, #b8b8b6 100%);
  box-shadow: 0 1.25rem 3rem rgba(0, 0, 0, 0.16);
}

.about__program::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: 0;
  right: 21%;
  width: 1px;
  height: 100%;
  background: rgba(0, 0, 0, 0.12);
}

.about__program::after {
  content: '';
  position: absolute;
  z-index: -1;
  right: -4rem;
  bottom: -7rem;
  width: 18rem;
  height: 18rem;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 50%;
  box-shadow: 0 0 0 2rem rgba(0, 0, 0, 0.035), 0 0 0 4rem rgba(0, 0, 0, 0.025);
}

.about__program-watermark {
  position: absolute;
  z-index: -1;
  right: -0.025em;
  bottom: -0.18em;
  font-family: var(--font-display);
  font-size: clamp(10rem, 25vw, 19rem);
  line-height: 0.7;
  letter-spacing: -0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 0, 0, 0.1);
  pointer-events: none;
}

.about__program-topline {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.25);
  font-family: var(--font-display);
  line-height: 1;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.about__program-label {
  margin: 0;
  color: rgba(0, 0, 0, 0.72);
}

.about__program-year {
  margin-left: auto;
  color: rgba(0, 0, 0, 0.52);
  font-size: 0.6875rem;
}

.about__program-content {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(8rem, 0.7fr) minmax(15rem, 0.9fr);
  gap: clamp(0.875rem, 2vw, 1.5rem);
  align-items: end;
  padding-top: clamp(0.875rem, 1.75vw, 1.25rem);
}

.about__program-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.about__program-copy h3 {
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 400;
  line-height: 0.84;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}

.about__program-copy h3 em {
  font-style: normal;
  color: rgba(0, 0, 0, 0.52);
}

.about__program-copy p {
  max-width: 27rem;
  margin-top: 0.6rem;
  font-size: 0.875rem;
  line-height: 1.4;
  color: rgba(0, 0, 0, 0.72);
}

.about__program-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-self: stretch;
  justify-content: flex-end;
  padding: 0 0 0.25rem 1rem;
  border-left: 1px solid rgba(0, 0, 0, 0.28);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  line-height: 1.1;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.6);
}

.about__program-details span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.about__program-details span::before {
  content: '';
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
}

.about__program-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
  padding: 0.625rem 0.875rem;
  color: var(--white);
  background: var(--black);
  transition: color var(--transition), background-color var(--transition), transform var(--transition);
}

.about__program-link:hover {
  color: var(--black);
  background: var(--white);
  transform: translateY(-0.25rem);
}

.about__program-link:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 0.25rem;
}

.about__program-link-text {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.about__program-link-text small {
  font-size: 0.625rem;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.58);
}

.about__program-link:hover .about__program-link-text small {
  color: rgba(0, 0, 0, 0.55);
}

.about__program-link-text strong {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.about__program-link-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  transition: border-color var(--transition), transform var(--transition);
}

.about__program-link:hover .about__program-link-arrow {
  border-color: rgba(0, 0, 0, 0.45);
  transform: translateX(0.25rem);
}

@media (max-width: 767px) {
  .about__program::before {
    right: 10%;
  }

  .about__program-content {
    grid-template-columns: 1fr;
    gap: 0.875rem;
  }

  .about__program-copy h3 {
    max-width: 18ch;
    font-size: clamp(2.25rem, 10vw, 3.25rem);
  }

  .about__program-details {
    flex-direction: row;
    flex-wrap: wrap;
    align-self: auto;
    justify-content: flex-start;
    gap: 0.65rem 1.25rem;
    padding: 1rem 0 0;
    border-top: 1px solid rgba(0, 0, 0, 0.25);
    border-left: 0;
  }

  .about__program-link {
    min-height: 3.5rem;
  }
}

@media (max-width: 420px) {
  .about__program {
    padding: 0.875rem;
  }

  .about__program-topline {
    gap: 0.55rem;
  }

  .about__program-year {
    font-size: 0.5625rem;
    letter-spacing: 0.1em;
  }

  .about__program-copy h3 {
    font-size: clamp(2.125rem, 11vw, 3rem);
  }

  .about__program-link-text strong {
    font-size: 1.05rem;
  }
}

/* Registration experience — a guided, editorial form */
.section--register {
  position: relative;
  padding: clamp(4rem, 8vw, 7.5rem) 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 75% at 100% 50%, rgba(198, 198, 198, 0.07), transparent 65%),
    #222;
}

.register-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(15rem, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(2rem, 6vw, 6.5rem);
  align-items: start;
}

.register-intro {
  position: sticky;
  top: 2rem;
  min-width: 0;
}

.register-kicker,
.register-panel__eyebrow,
.register-intro__note,
.register-step,
.form-section__number,
.form-optional,
.field-caption,
.form-privacy,
.seminar-picker__eyebrow,
.seminar-picker__required,
.seminar-picker__optional {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.register-kicker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.6875rem;
  line-height: 1;
  color: rgba(198, 198, 198, 0.65);
}

.register-kicker b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 50%;
  font-weight: 400;
  color: var(--white);
}

.register-intro h2 {
  margin-top: clamp(2rem, 5vw, 4.5rem);
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7.5rem);
  font-weight: 400;
  line-height: 0.78;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--white);
}

.register-intro h2 em {
  font-style: normal;
  color: rgba(198, 198, 198, 0.68);
}

.register-intro__lead {
  max-width: 24rem;
  margin-top: 2rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--gray);
}

.registration-donation-note {
  display: flex;
  gap: 0.65rem;
  max-width: 30rem;
  margin-top: 1.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(0, 0, 0, 0.18);
  border-left: 3px solid rgba(0, 0, 0, 0.58);
  background: rgba(255, 255, 255, 0.72);
  font-size: 0.75rem;
  line-height: 1.5;
  color: rgba(0, 0, 0, 0.72);
}

.registration-donation-note strong {
  flex-shrink: 0;
  font-weight: 600;
  color: #171717;
}

@media (max-width: 767px) {
  .registration-donation-note {
    max-width: none;
    margin-top: 0.9rem;
    padding: 0.7rem 0.75rem;
    font-size: 0.6875rem;
  }
}

.register-steps {
  display: grid;
  gap: 0;
  margin-top: clamp(2.25rem, 6vw, 4.5rem);
  list-style: none;
  border-top: 1px solid rgba(198, 198, 198, 0.24);
}

.register-step {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 0.875rem;
  align-items: center;
  min-height: 4.25rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.24);
  font-size: 0.6875rem;
  color: rgba(198, 198, 198, 0.42);
  transition: color var(--transition), padding var(--transition), background var(--transition);
}

.register-step > span {
  font-size: 1.25rem;
  line-height: 1;
  color: rgba(198, 198, 198, 0.42);
  transition: color var(--transition);
}

.register-step strong,
.register-step small {
  display: block;
}

.register-step strong {
  font-weight: 400;
  color: inherit;
}

.register-step small {
  margin-top: 0.3rem;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  letter-spacing: 0;
  text-transform: none;
  color: rgba(198, 198, 198, 0.52);
}

.register-step.is-active,
.register-step.is-complete {
  padding-left: 0.75rem;
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}

.register-step.is-active > span,
.register-step.is-complete > span {
  color: var(--white);
}

.register-intro__note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 2rem;
  font-size: 0.625rem;
  line-height: 1.35;
  color: rgba(198, 198, 198, 0.55);
}

.register-intro__note-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid rgba(198, 198, 198, 0.45);
  border-radius: 50%;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--white);
}

.register-panel {
  min-width: 0;
  border: 1px solid rgba(198, 198, 198, 0.32);
  background: rgba(0, 0, 0, 0.2);
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.15);
}

.register-panel__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1.125rem, 3vw, 2rem);
  border-bottom: 1px solid rgba(198, 198, 198, 0.24);
}

.register-panel__eyebrow {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.625rem;
  line-height: 1;
  color: rgba(198, 198, 198, 0.55);
}

.register-panel__top strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

.register-panel__top strong i {
  font-style: normal;
  color: rgba(198, 198, 198, 0.45);
}

.register-panel__status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
  padding-top: 0.15rem;
  font-family: var(--font-display);
  font-size: 0.625rem;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.65);
}

.register-panel__status i {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: #e4e4e4;
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.3);
}

.register-form {
  display: block;
}

.form-section {
  min-width: 0;
  padding: clamp(1.5rem, 3.5vw, 2.25rem) clamp(1.125rem, 3vw, 2rem);
  border: 0;
  border-bottom: 1px solid rgba(198, 198, 198, 0.2);
}

.form-section__heading {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.875rem;
  align-items: start;
  margin-bottom: 1.5rem;
}

.form-section__number {
  font-size: 1.125rem;
  line-height: 1;
  color: rgba(198, 198, 198, 0.42);
}

.form-section__heading h3,
.form-section__heading legend {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--white);
}

.form-section__heading p {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: rgba(198, 198, 198, 0.62);
}

.form-grid,
.details-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-width: 0;
}

.form-field--wide {
  grid-column: 1 / -1;
}

.form-field label,
.form-section legend {
  color: var(--gray);
}

.form-field label {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  min-height: 1rem;
  font-size: 0.6875rem;
  line-height: 1.2;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-optional {
  font-size: 0.5rem;
  letter-spacing: 0.1em;
  color: rgba(198, 198, 198, 0.42);
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field input[type="number"],
.form-field textarea {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(198, 198, 198, 0.35);
  border-radius: 0;
  outline: 0;
  font: inherit;
  font-size: 0.9375rem;
  color: var(--white);
  background: rgba(0, 0, 0, 0.25);
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.form-field textarea {
  min-height: 6rem;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(198, 198, 198, 0.38);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--white);
  background: rgba(0, 0, 0, 0.42);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.required {
  color: var(--white);
}

.date-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.625rem;
}

.date-card {
  position: relative;
  display: block;
  min-width: 0;
  min-height: 10.5rem;
  cursor: pointer;
}

.date-card input,
.seminar-option input,
.group-toggle input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.date-card__body {
  display: flex;
  flex-direction: column;
  min-height: 10.5rem;
  height: 100%;
  padding: 0.875rem;
  border: 1px solid rgba(198, 198, 198, 0.28);
  background: rgba(0, 0, 0, 0.2);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.date-card:hover .date-card__body,
.date-card:focus-within .date-card__body {
  border-color: rgba(255, 255, 255, 0.7);
}

.date-card input:checked + .date-card__body {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-0.2rem);
}

.date-card__top {
  display: flex;
  align-items: flex-end;
  gap: 0.45rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.22);
  padding-bottom: 0.7rem;
}

.date-card__top b {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6vw, 4.25rem);
  font-weight: 400;
  line-height: 0.75;
  letter-spacing: -0.03em;
  color: var(--white);
}

.date-card__top small {
  padding-bottom: 0.1rem;
  font-family: var(--font-display);
  font-size: 0.625rem;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.62);
}

.date-card__title {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: 0.875rem;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

.date-card__meta {
  margin-top: 0.4rem;
  font-size: 0.6875rem;
  line-height: 1.2;
  color: rgba(198, 198, 198, 0.62);
}

.date-card__tag {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  padding: 0.3rem 0.4rem;
  font-family: var(--font-display);
  font-size: 0.5rem;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--gray);
}

.date-card__check,
.seminar-option__check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  color: var(--black);
  background: var(--white);
  transition: opacity var(--transition), transform var(--transition);
}

.date-card__check {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  font-size: 0.75rem;
}

.date-card input:checked ~ .date-card__check,
.seminar-option input:checked ~ .seminar-option__check {
  opacity: 1;
  transform: scale(1);
}

.date-selection-hint {
  min-height: 1.1rem;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: rgba(198, 198, 198, 0.55);
}

.seminar-picker {
  margin-top: 1.5rem;
  padding: 1rem;
  border-left: 2px solid var(--white);
  background: rgba(255, 255, 255, 0.06);
  animation: seminar-in 0.25s ease both;
}

@keyframes seminar-in {
  from { opacity: 0; transform: translateY(-0.5rem); }
  to { opacity: 1; transform: translateY(0); }
}

.seminar-picker__heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.seminar-picker__eyebrow,
.seminar-picker__required,
.seminar-picker__optional {
  display: block;
  font-size: 0.5625rem;
  line-height: 1;
}

.seminar-picker__eyebrow {
  margin-bottom: 0.45rem;
  color: rgba(198, 198, 198, 0.62);
}

.seminar-picker__heading strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}

.seminar-picker__required,
.seminar-picker__optional {
  padding-top: 0.15rem;
  color: rgba(198, 198, 198, 0.55);
}

.seminar-picker__optional {
  color: rgba(198, 198, 198, 0.72);
}

.seminar-option--viewing {
  grid-column: 1 / -1;
  grid-template-columns: 1fr auto;
}

.seminar-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.625rem;
  margin-top: 1rem;
  border: 0;
  padding: 0;
}

.seminar-option {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  min-height: 4rem;
  padding: 0.75rem;
  border: 1px solid rgba(198, 198, 198, 0.3);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.seminar-option:hover,
.seminar-option:focus-within {
  border-color: var(--white);
}

.seminar-option:has(input:checked) {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.12);
}

.seminar-option__time {
  font-family: var(--font-display);
  font-size: 1.75rem;
  line-height: 0.8;
  color: var(--white);
}

.seminar-option__copy b,
.seminar-option__copy small {
  display: block;
}

.seminar-option__copy b {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--white);
}

.seminar-option__copy small {
  margin-top: 0.25rem;
  font-size: 0.625rem;
  color: rgba(198, 198, 198, 0.55);
}

.seminar-option__check {
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  font-size: 0.625rem;
}

.seminar-picker__hint {
  margin-top: 0.75rem;
  font-size: 0.6875rem;
  color: rgba(198, 198, 198, 0.52);
}

.details-grid {
  grid-template-columns: minmax(8rem, 0.75fr) minmax(0, 1.25fr);
  align-items: start;
}

.guest-stepper {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) 3rem;
  min-height: 3.25rem;
  border: 1px solid rgba(198, 198, 198, 0.35);
  background: rgba(0, 0, 0, 0.25);
}

.guest-stepper button {
  border: 0;
  color: var(--white);
  background: transparent;
  cursor: pointer;
  font-size: 1.5rem;
  transition: background var(--transition);
}

.guest-stepper button:hover,
.guest-stepper button:focus-visible {
  outline: 0;
  background: rgba(255, 255, 255, 0.12);
}

.guest-stepper input {
  width: 100%;
  min-width: 0;
  border: 0;
  border-right: 1px solid rgba(198, 198, 198, 0.22);
  border-left: 1px solid rgba(198, 198, 198, 0.22);
  outline: 0;
  text-align: center;
  font: inherit;
  font-size: 1.125rem;
  color: var(--white);
  background: transparent;
  -moz-appearance: textfield;
}

.guest-stepper input::-webkit-outer-spin-button,
.guest-stepper input::-webkit-inner-spin-button {
  margin: 0;
  -webkit-appearance: none;
}

.field-caption {
  margin-top: 0.45rem;
  font-size: 0.5625rem;
  line-height: 1;
  color: rgba(198, 198, 198, 0.45);
}

.guests-field--group .field-caption {
  line-height: 1.35;
  color: rgba(198, 198, 198, 0.58);
}

@media (max-width: 480px) {
  .guests-field--group .field-caption {
    max-width: 14rem;
  }
}

.group-toggle {
  position: relative;
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: 0.75rem;
  align-items: start;
  min-height: 3.25rem;
  padding: 0.7rem 0.75rem;
  border: 1px solid rgba(198, 198, 198, 0.3);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.group-toggle:hover,
.group-toggle:focus-within,
.group-toggle:has(input:checked) {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.group-toggle__box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.1rem;
  border: 1px solid rgba(198, 198, 198, 0.65);
  color: var(--black);
  background: transparent;
}

.group-toggle input:checked + .group-toggle__box {
  color: var(--black);
  background: var(--white);
}

.group-toggle input:checked + .group-toggle__box::after {
  content: '✓';
  font-size: 0.75rem;
}

.group-toggle__copy b,
.group-toggle__copy small {
  display: block;
}

.group-toggle__copy b {
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.25;
  color: var(--white);
}

.group-toggle__copy small {
  margin-top: 0.3rem;
  font-size: 0.6875rem;
  line-height: 1.25;
  color: rgba(198, 198, 198, 0.55);
}

.form-submit-area {
  padding: 1.25rem clamp(1.125rem, 3vw, 2rem) clamp(1.5rem, 3.5vw, 2.25rem);
}

.form-submit-area__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.form-privacy {
  max-width: 15rem;
  font-size: 0.5625rem;
  line-height: 1.45;
  letter-spacing: 0.08em;
  color: rgba(198, 198, 198, 0.48);
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.5rem;
  min-width: min(100%, 15rem);
  padding: 0.875rem 1.25rem;
  border: 1px solid var(--white);
  border-radius: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--white);
  cursor: pointer;
  transition: color var(--transition), background var(--transition), transform var(--transition);
}

.btn-submit__text {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.btn-submit__text b {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 400;
}

.btn-submit:hover:not(:disabled),
.btn-submit:focus-visible {
  outline: 0;
  color: var(--white);
  background: transparent;
  transform: translateY(-0.15rem);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: wait;
}

.form-error {
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 130, 130, 0.5);
  font-size: 0.8125rem;
  line-height: 1.35;
  color: #ffb0b0;
  background: rgba(130, 0, 0, 0.16);
}

.form-success {
  grid-column: 2;
  min-width: 0;
  padding: clamp(2rem, 6vw, 4.5rem);
  border: 1px solid rgba(198, 198, 198, 0.35);
  border-left: 2px solid var(--white);
  text-align: left;
  background: rgba(0, 0, 0, 0.2);
}

.form-success__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: 2rem;
  border: 1px solid var(--white);
  border-radius: 50%;
  font-size: 1.25rem;
  color: var(--black);
  background: var(--white);
}

.form-success h3 {
  margin: 1.5rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 400;
  line-height: 0.8;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--white);
}

.form-success h3 em {
  font-style: normal;
  color: rgba(198, 198, 198, 0.65);
}

.form-success > p {
  max-width: 30rem;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--gray);
}

.form-success__details {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 2rem;
}

.form-success__details span {
  padding: 0.6rem 0.75rem;
  border: 1px solid rgba(198, 198, 198, 0.35);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
}

.form-success__back {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.55);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.form-success__back span {
  font-family: var(--font-body);
  font-size: 1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .register-panel__status i {
    animation: live-pulse 2s ease-out infinite;
  }
}

@media (max-width: 767px) {
  .section--register {
    padding: 3.5rem 0;
  }

  .register-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .register-intro {
    position: static;
  }

  .register-intro h2 {
    margin-top: 2rem;
    font-size: clamp(3.25rem, 16vw, 5.75rem);
  }

  .register-intro__lead {
    margin-top: 1.5rem;
  }

  .register-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-top: 2rem;
    border-bottom: 1px solid rgba(198, 198, 198, 0.24);
  }

  .register-step {
    display: block;
    min-height: 0;
    padding: 0.75rem 0.25rem;
    border-bottom: 0;
  }

  .register-step.is-active,
  .register-step.is-complete {
    padding-left: 0.5rem;
  }

  .register-step > span {
    display: block;
    margin-bottom: 0.5rem;
  }

  .register-step small {
    display: none;
  }

  .register-intro__note {
    display: none;
  }

  .register-panel__top {
    flex-direction: column;
    gap: 0.875rem;
  }

  .form-grid,
  .details-grid {
    grid-template-columns: 1fr;
  }

  .form-field--wide {
    grid-column: auto;
  }

  .date-grid {
    grid-template-columns: 1fr;
  }

  .date-card,
  .date-card__body {
    min-height: 7.5rem;
  }

  .date-card__body {
    padding: 0.75rem 0.875rem;
  }

  .date-card__top {
    padding-bottom: 0.5rem;
  }

  .date-card__top b {
    font-size: 3rem;
  }

  .date-card__title {
    margin-top: 0.75rem;
  }

  .seminar-options {
    grid-template-columns: 1fr;
  }

  .form-submit-area__row {
    align-items: stretch;
    flex-direction: column;
  }

  .form-privacy {
    max-width: none;
  }

  .btn-submit {
    width: 100%;
  }

  .form-success {
    grid-column: auto;
  }
}

@media (max-width: 420px) {
  .register-panel__top strong {
    font-size: 1rem;
  }

  .form-section,
  .form-submit-area {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .form-section__heading {
    grid-template-columns: 1.75rem minmax(0, 1fr);
    gap: 0.625rem;
  }

  .form-section__heading h3,
  .form-section__heading legend {
    font-size: 1.25rem;
  }

  .seminar-picker__heading {
    display: block;
  }

  .seminar-picker__required,
  .seminar-picker__optional {
    margin-top: 0.75rem;
  }
}

/* Compact registration mode: one focused panel, faster scanning */
.section--register {
  padding: clamp(3rem, 5vw, 5rem) 0;
}

.register-layout {
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  max-width: 980px;
}

.register-intro {
  position: static;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(13rem, 0.85fr);
  column-gap: clamp(1.5rem, 5vw, 4.5rem);
  align-items: end;
}

.register-kicker {
  grid-column: 1 / -1;
}

.register-intro h2 {
  margin-top: 0.8rem;
  font-size: clamp(2.75rem, 6vw, 5.25rem);
}

.register-intro__lead {
  align-self: end;
  max-width: 20rem;
  margin: 0 0 0.25rem;
  font-size: 0.8125rem;
}

.register-steps {
  grid-column: 1 / -1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 1.5rem;
  border-bottom: 1px solid rgba(198, 198, 198, 0.24);
}

.register-step {
  appearance: none;
  -webkit-appearance: none;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  width: 100%;
  min-height: 3.5rem;
  padding: 0.6rem 0.5rem;
  border: 0;
  border-bottom: 2px solid transparent;
  text-align: left;
  cursor: pointer;
  background: transparent;
}

.register-step.is-active,
.register-step.is-complete {
  padding-left: 0.5rem;
  border-bottom-color: var(--white);
}

.register-step:hover {
  background: rgba(255, 255, 255, 0.05);
}

.register-step:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: -1px;
}

.register-step > span {
  flex-shrink: 0;
  margin: 0;
  font-size: 1rem;
}

.register-step small {
  margin-top: 0.2rem;
}

.register-intro__note {
  grid-column: 1 / -1;
  margin-top: 0.9rem;
}

.register-panel {
  width: 100%;
  box-shadow: 0 1.5rem 3.5rem rgba(0, 0, 0, 0.14);
}

.register-panel__top {
  align-items: center;
  padding: 0.9rem 1.25rem;
}

.register-panel__eyebrow {
  margin-bottom: 0.4rem;
}

.form-section {
  padding: 1.25rem;
}

.form-section__heading {
  margin-bottom: 1rem;
}

.form-section__heading p {
  margin-top: 0.35rem;
  font-size: 0.75rem;
}

.form-grid--contact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-grid--contact .form-field--wide {
  grid-column: auto;
}

.form-field {
  gap: 0.35rem;
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field input[type="number"],
.form-field textarea {
  min-height: 2.85rem;
  padding: 0.7rem 0.8rem;
  font-size: 0.875rem;
}

.date-grid {
  gap: 0.5rem;
}

.date-card,
.date-card__body {
  min-height: 7.25rem;
}

.date-card__body {
  padding: 0.7rem;
}

.date-card__top {
  padding-bottom: 0.55rem;
}

.date-card__top b {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

.date-card__title {
  margin-top: 0.6rem;
  font-size: 0.75rem;
}

.date-card__meta {
  margin-top: 0.3rem;
  font-size: 0.625rem;
}

.date-card__check {
  right: 0.6rem;
  bottom: 0.6rem;
}

.date-selection-hint {
  margin-top: 0.55rem;
  font-size: 0.6875rem;
}

.seminar-picker {
  margin-top: 1rem;
  padding: 0.85rem;
}

.seminar-options {
  margin-top: 0.75rem;
}

.seminar-option {
  min-height: 3.5rem;
  padding: 0.6rem;
}

.seminar-picker__hint {
  margin-top: 0.55rem;
  font-size: 0.625rem;
}

.details-grid {
  grid-template-columns: minmax(8rem, 0.7fr) minmax(0, 1.3fr);
  gap: 0.75rem;
}

.guest-stepper {
  min-height: 2.85rem;
}

.group-toggle {
  min-height: 2.85rem;
  padding: 0.55rem 0.65rem;
}

.group-toggle__copy b {
  font-size: 0.75rem;
}

.form-submit-area {
  padding: 1rem 1.25rem 1.25rem;
}

.form-submit-area__row {
  gap: 1rem;
}

.btn-submit {
  min-height: 3rem;
}

@media (max-width: 767px) {
  .register-intro {
    display: block;
  }

  .register-intro h2 {
    margin-top: 1.5rem;
    font-size: clamp(2.75rem, 14vw, 4.75rem);
  }

  .register-intro__lead {
    margin-top: 1.25rem;
  }

  .register-steps {
    display: grid;
    margin-top: 1.25rem;
  }

  .register-step {
    min-height: 3rem;
    padding: 0.5rem 0.25rem;
    gap: 0.5rem;
  }

  .register-step.is-active,
  .register-step.is-complete {
    padding-left: 0.25rem;
  }

  .register-step > span {
    font-size: 0.875rem;
  }

  .register-step small {
    display: none;
  }

  .register-intro__note {
    display: none;
  }

  .register-panel__top {
    padding: 0.8rem 1rem;
  }

  .form-section,
  .form-submit-area {
    padding: 1rem;
  }

  .form-grid--contact,
  .details-grid {
    grid-template-columns: 1fr;
  }

  .form-grid--contact .form-field--wide,
  .form-field--wide {
    grid-column: auto;
  }

  .date-card,
  .date-card__body {
    min-height: 6.5rem;
  }

  .date-card__title {
    margin-top: 0.45rem;
  }

  .form-submit-area__row {
    gap: 0.75rem;
  }
}

/* Minimal registration: only the information needed to submit */
.section--register {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
  background: #222;
}

.register-steps,
.register-intro__note,
.register-panel__top {
  display: none;
}

.register-layout {
  max-width: 760px;
  gap: 1.25rem;
}

.register-intro {
  display: block;
}

.register-kicker {
  display: block;
  font-size: 0.625rem;
  letter-spacing: 0.14em;
}

.register-intro h2 {
  margin-top: 0.75rem;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 0.85;
}

.register-intro__lead {
  max-width: none;
  margin-top: 0.9rem;
  padding-left: 0;
  border-left: 0;
  font-size: 0.8125rem;
  color: rgba(198, 198, 198, 0.65);
}

.register-panel {
  border-color: rgba(198, 198, 198, 0.3);
  box-shadow: none;
  background: rgba(0, 0, 0, 0.12);
}

.form-section {
  padding: 1rem 1.25rem;
}

.form-section__heading {
  display: block;
  margin-bottom: 0.75rem;
}

.form-section__number {
  display: none;
}

.form-section__heading h3,
.form-section__heading legend {
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}

.form-section__heading p {
  margin-top: 0.25rem;
  font-size: 0.6875rem;
}

.form-grid--contact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.form-grid--contact .form-field--wide {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 0.625rem;
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field input[type="number"],
.form-field textarea {
  min-height: 2.65rem;
  padding: 0.6rem 0.75rem;
}

.date-grid {
  gap: 0.5rem;
}

.date-card,
.date-card__body {
  min-height: 6.5rem;
}

.date-card__body {
  padding: 0.65rem;
}

.date-card input:checked + .date-card__body {
  transform: none;
}

.date-card__top {
  padding-bottom: 0.45rem;
}

.date-card__top b {
  font-size: 2.75rem;
}

.date-card__title {
  margin-top: 0.45rem;
  font-size: 0.6875rem;
}

.date-card__meta {
  font-size: 0.5625rem;
}

.seminar-picker {
  margin-top: 0.75rem;
  padding: 0.75rem;
}

.seminar-picker__heading strong {
  font-size: 1.05rem;
}

.details-grid {
  gap: 0.75rem;
}

.guest-stepper,
.group-toggle {
  min-height: 2.65rem;
}

.form-submit-area {
  padding: 0.9rem 1.25rem 1.1rem;
}

.form-privacy {
  text-transform: none;
  letter-spacing: 0.02em;
}

.form-success {
  padding: 2rem 1.25rem;
  box-shadow: none;
}

.form-success__mark {
  margin-bottom: 1.25rem;
}

.form-success h3 {
  margin-top: 1rem;
  font-size: clamp(2.5rem, 10vw, 4rem);
}

@media (max-width: 767px) {
  .form-grid--contact {
    grid-template-columns: 1fr;
  }

  .form-grid--contact .form-field--wide {
    grid-column: auto;
  }

  .date-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .date-card:last-child {
    grid-column: 1 / -1;
  }

  .form-section,
  .form-submit-area {
    padding-right: 0.9rem;
    padding-left: 0.9rem;
  }
}

@media (max-width: 420px) {
  .register-intro h2 {
    font-size: clamp(2.4rem, 13vw, 3.75rem);
  }

  .date-card,
  .date-card__body {
    min-height: 6.25rem;
  }

  .date-card__top b {
    font-size: 2.5rem;
  }
}

/* Full-width registration: same container rhythm as the rest of the page */
.section--register {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
}

.register-layout {
  max-width: none;
  gap: 2rem;
}

.register-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 0.55fr);
  column-gap: clamp(2rem, 8vw, 9rem);
  align-items: end;
}

.register-intro h2 {
  margin-top: 0.75rem;
  font-size: clamp(3rem, 7vw, 6.25rem);
}

.register-intro__lead {
  align-self: end;
  max-width: 22rem;
  margin: 0 0 0.4rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.register-panel {
  width: 100%;
}

.form-section {
  display: grid;
  grid-template-columns: minmax(12rem, 0.3fr) minmax(0, 0.7fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: start;
}

.form-section__heading {
  margin: 0;
}

.form-grid--contact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.form-grid--contact .form-field--wide {
  grid-column: auto;
}

.form-section--visit > .form-section__heading {
  grid-column: 1;
  grid-row: auto;
}

.form-section--visit > .visit-options {
  grid-column: 2;
  min-width: 0;
}

.date-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.date-card,
.date-card__body {
  min-height: 8rem;
}

.date-card__top b {
  font-size: clamp(2.75rem, 5vw, 4rem);
}

.details-grid {
  grid-template-columns: minmax(9rem, 0.7fr) minmax(0, 1.3fr);
}

.form-submit-area {
  display: flex;
  justify-content: flex-end;
}

.form-submit-area__row {
  width: min(100%, 38rem);
  justify-content: flex-end;
}

@media (min-width: 768px) {
  .form-submit-area__row {
    align-items: stretch;
  }
}

@media (max-width: 767px) {
  .register-intro {
    display: block;
  }

  .register-intro__lead {
    margin-top: 1.25rem;
  }

  .form-section {
    display: block;
  }

  .form-section__heading {
    margin-bottom: 0.75rem;
  }

  .form-section--visit > .visit-options {
    margin-top: 0.75rem;
  }

  .date-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .date-card:last-child {
    grid-column: 1 / -1;
  }

  .form-submit-area {
    display: block;
  }

  .form-submit-area__row {
    width: 100%;
  }
}

/* Seamless light handoff from the full-bleed group programme */
html,
body {
  overflow-x: clip;
}

.section--about {
  padding-bottom: 0;
}

.about__program {
  width: 100vw;
  max-width: none;
  margin-top: clamp(3rem, 6vw, 5.5rem);
  margin-bottom: 0;
  margin-left: calc(50% - 50vw);
  padding-right: max(var(--page-padding), calc((100vw - var(--grid-max)) / 2 + 1.5rem));
  padding-left: max(var(--page-padding), calc((100vw - var(--grid-max)) / 2 + 1.5rem));
  border-right: 0;
  border-left: 0;
  border-color: rgba(0, 0, 0, 0.2);
  border-radius: 0;
  box-shadow: none;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.3), transparent 48%),
    linear-gradient(180deg, #bcbcb9 0%, #d1d1ce 55%, #dadad7 100%);
}

.section--register {
  padding-top: clamp(3rem, 6vw, 5.5rem);
  color: #202020;
  background:
    linear-gradient(180deg, #dadad7 0%, #e4e4e1 32%, #e8e8e5 100%);
}

.register-kicker {
  color: rgba(0, 0, 0, 0.55);
}

.register-intro h2 {
  color: #171717;
}

.register-intro h2 em {
  color: rgba(0, 0, 0, 0.48);
}

.register-intro__lead {
  border-left-color: rgba(0, 0, 0, 0.65);
  color: rgba(0, 0, 0, 0.62);
}

.register-panel {
  border-color: rgba(0, 0, 0, 0.25);
  background: rgba(255, 255, 255, 0.2);
}

.form-section {
  border-bottom-color: rgba(0, 0, 0, 0.18);
}

.form-section__heading h3,
.form-section__heading legend {
  color: #171717;
}

.form-section__heading p,
.date-selection-hint,
.form-privacy,
.field-caption,
.seminar-picker__hint {
  color: rgba(0, 0, 0, 0.55);
}

.form-field label {
  color: rgba(0, 0, 0, 0.7);
}

.form-optional {
  color: rgba(0, 0, 0, 0.4);
}

.required {
  color: #111;
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field input[type="number"],
.form-field textarea {
  border-color: rgba(0, 0, 0, 0.35);
  color: #171717;
  background: rgba(255, 255, 255, 0.45);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(0, 0, 0, 0.38);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: #111;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.date-card__body {
  border-color: rgba(0, 0, 0, 0.3);
  background: rgba(255, 255, 255, 0.26);
}

.date-card:hover .date-card__body,
.date-card:focus-within .date-card__body {
  border-color: #111;
}

.date-card input:checked + .date-card__body {
  border-color: #111;
  background: rgba(255, 255, 255, 0.72);
}

.date-card__top {
  border-bottom-color: rgba(0, 0, 0, 0.2);
}

.date-card__top b,
.date-card__title {
  color: #171717;
}

.date-card__top small,
.date-card__meta {
  color: rgba(0, 0, 0, 0.52);
}

.date-card__tag {
  color: #fff;
  background: #171717;
}

.date-card__check,
.seminar-option__check {
  color: #fff;
  background: #171717;
}

.seminar-picker {
  border-left-color: #171717;
  background: rgba(255, 255, 255, 0.4);
}

.seminar-picker__eyebrow,
.seminar-picker__required,
.seminar-picker__optional {
  color: rgba(0, 0, 0, 0.52);
}

.seminar-picker__heading strong,
.seminar-option__time,
.seminar-option__copy b {
  color: #171717;
}

.seminar-option {
  border-color: rgba(0, 0, 0, 0.3);
}

.seminar-option:hover,
.seminar-option:focus-within,
.seminar-option:has(input:checked) {
  border-color: #111;
  background: rgba(255, 255, 255, 0.58);
}

.seminar-option__copy small {
  color: rgba(0, 0, 0, 0.5);
}

.guest-stepper {
  border-color: rgba(0, 0, 0, 0.35);
  background: rgba(255, 255, 255, 0.35);
}

.guest-stepper button {
  color: #171717;
}

.guest-stepper button:hover,
.guest-stepper button:focus-visible {
  background: rgba(0, 0, 0, 0.08);
}

.guest-stepper input {
  border-color: rgba(0, 0, 0, 0.2);
  color: #171717;
}

.group-toggle {
  border-color: rgba(0, 0, 0, 0.3);
}

.group-toggle:hover,
.group-toggle:focus-within,
.group-toggle:has(input:checked) {
  border-color: #111;
  background: rgba(255, 255, 255, 0.4);
}

.group-toggle__box {
  border-color: rgba(0, 0, 0, 0.55);
}

.group-toggle input:checked + .group-toggle__box {
  color: #fff;
  background: #171717;
}

.group-toggle__copy b {
  color: #171717;
}

.group-toggle__copy small {
  color: rgba(0, 0, 0, 0.5);
}

.btn-submit {
  border-color: #171717;
  color: #fff;
  background: #171717;
}

.btn-submit:hover:not(:disabled),
.btn-submit:focus-visible {
  color: #171717;
  background: transparent;
}

.form-error {
  border-color: rgba(130, 0, 0, 0.4);
  color: #7d1616;
  background: rgba(255, 150, 150, 0.2);
}

.form-success {
  border-color: rgba(0, 0, 0, 0.25);
  border-left-color: #171717;
  color: #171717;
  background: rgba(255, 255, 255, 0.3);
}

.form-success__mark {
  border-color: #171717;
  color: #fff;
  background: #171717;
}

.form-success h3 {
  color: #171717;
}

.form-success h3 em,
.form-success > p {
  color: rgba(0, 0, 0, 0.55);
}

.form-success__details span {
  border-color: rgba(0, 0, 0, 0.3);
  color: #171717;
}

.form-success__back {
  border-bottom-color: rgba(0, 0, 0, 0.55);
  color: #171717;
}

@media (max-width: 767px) {
  .about__program {
    padding-right: var(--page-padding);
    padding-left: var(--page-padding);
  }

  .section--register {
    padding-top: 3rem;
  }
}

/* Keep the programme card aligned with the shared site container */
.about__program {
  width: 100%;
  margin-left: 0;
  padding-right: 0;
  padding-left: 0;
  border-right: 0;
  border-left: 0;
  background: #dadad7;
  box-shadow: 0 0 0 100vmax #dadad7;
  clip-path: inset(0 -100vmax);
}

.about__program::after {
  display: none;
}

/* Registration type scale: keep supporting copy readable */
.section--register .form-section__heading p {
  font-size: 0.875rem;
}

.section--register .form-field label {
  font-size: 0.75rem;
}

.section--register .form-optional {
  font-size: 0.625rem;
}

.section--register .date-card__top small {
  font-size: 0.6875rem;
}

.section--register .date-card__title {
  font-size: 0.8125rem;
}

.section--register .date-card__meta {
  font-size: 0.8125rem;
}

.section--register .date-card__tag {
  min-height: 1.35rem;
  padding: 0.35rem 0.5rem;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
}

.section--register .date-selection-hint,
.section--register .seminar-picker__hint {
  font-size: 0.75rem;
}

.section--register .seminar-picker__eyebrow,
.section--register .seminar-picker__required,
.section--register .seminar-picker__optional {
  font-size: 0.6875rem;
}

.section--register .seminar-option__copy b {
  font-size: 0.8125rem;
}

.section--register .seminar-option__copy small {
  font-size: 0.6875rem;
}

.section--register .seminar-option__check {
  font-size: 0.75rem;
}

.section--register .field-caption,
.section--register .group-toggle__copy small {
  font-size: 0.75rem;
}

.section--register .form-privacy {
  font-size: 0.6875rem;
}

.section--register .register-kicker,
.section--register .register-panel__status,
.section--register .register-panel__eyebrow,
.section--register .register-intro__note,
.section--register .register-step,
.section--register .register-step small {
  font-size: 0.75rem;
}

/* Details heading: tighter rhythm and aligned helper copy */
.section--register .form-section--details .form-section__heading {
  margin-bottom: 0.875rem;
}

.section--register .form-section--details .form-section__heading > div {
  min-width: 0;
}

.section--register .form-section--details .form-section__heading p {
  max-width: 15rem;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  line-height: 1.2;
  text-align: left;
}

/* Details fields: align labels and controls into a shorter row */
.section--register .form-section--details .details-grid {
  column-gap: 0.75rem;
  row-gap: 0.625rem;
}

.section--register .form-section--details .form-field--wide {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr);
  align-items: start;
  gap: 0.75rem;
}

.section--register .form-section--details .form-field--wide label {
  min-width: 0;
  flex-wrap: wrap;
  row-gap: 0.2rem;
}

.section--register .form-section--details .form-field--wide textarea {
  height: 3.5rem;
  min-height: 3.5rem;
}

@media (max-width: 767px) {
  .section--register .form-section--details .form-field--wide {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }

  .section--register .form-section--details .form-field--wide textarea {
    height: 5rem;
    min-height: 5rem;
  }
}

/* Final compact pass for the details controls */
.section--register .form-section--details .guest-stepper,
.section--register .form-section--details .group-toggle {
  min-height: 2.35rem;
}

.section--register .form-section--details .group-toggle {
  padding: 0.45rem 0.65rem;
}

.section--register .form-section--details .group-toggle__copy b {
  font-size: 0.8125rem;
  line-height: 1.1;
}

.section--register .form-section--details .group-toggle__copy small {
  margin-top: 0.15rem;
  font-size: 0.6875rem;
  line-height: 1.1;
}

.section--register .form-section--details .form-field--wide textarea {
  height: 2.75rem;
  min-height: 2.75rem;
  resize: none;
}

/* Let the comment field start on the same vertical axis as the section heading */
.section--register .form-section--details .form-field--wide {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
}

.section--register .form-section--details .form-field--wide label {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.5rem;
  min-height: 0;
  white-space: nowrap;
}

.section--register .form-section--details .form-field--wide textarea {
  align-self: center;
  width: 100%;
}

@media (min-width: 768px) {
  .section--register .form-section--details .guest-stepper {
    width: min(100%, 12rem);
    height: 2.5rem;
    min-height: 2.5rem;
    grid-template-columns: 2.5rem minmax(0, 1fr) 2.5rem;
  }

  .section--register .form-section--details .guest-stepper input {
    height: 100%;
    min-height: 0;
    padding: 0;
  }

  .section--register .form-section--details .group-toggle {
    height: 2.5rem;
    min-height: 2.5rem;
    margin-top: 1.35rem;
    padding: 0.25rem 0.65rem;
  }
}

/* Privacy consent and legal pages */
.form-consent {
  margin-bottom: 1.25rem;
  padding: 0.875rem 1rem;
  border: 1px solid rgba(0, 0, 0, 0.2);
  background: rgba(255, 255, 255, 0.25);
}

@media (min-width: 768px) {
  .form-submit-area .form-consent {
    margin-bottom: 0;
  }
}

.consent-control {
  position: relative;
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
  cursor: pointer;
}

.consent-control input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.consent-control__box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.1rem;
  border: 1px solid rgba(0, 0, 0, 0.55);
  color: #171717;
  background: transparent;
}

.consent-control input:checked + .consent-control__box::after {
  content: '✓';
  font-size: 0.875rem;
  line-height: 1;
}

.consent-control input:focus-visible + .consent-control__box {
  outline: 2px solid #171717;
  outline-offset: 2px;
}

.consent-control__copy {
  font-size: 0.75rem;
  line-height: 1.45;
  color: rgba(0, 0, 0, 0.64);
}

.consent-control__copy a {
  color: #171717;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.consent-control__copy a:hover {
  color: rgba(0, 0, 0, 0.58);
}

.legal-page {
  min-width: 0;
  color: var(--gray);
  background:
    radial-gradient(ellipse 90% 70% at 8% 8%, rgba(198, 198, 198, 0.035), transparent 62%),
    radial-gradient(ellipse 80% 75% at 94% 45%, rgba(0, 0, 0, 0.32), transparent 65%),
    var(--bg);
}

.legal-header {
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(198, 198, 198, 0.2);
}

.legal-header__inner,
.legal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.legal-back,
.legal-header__label,
.legal-eyebrow,
.legal-date {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.legal-back {
  color: var(--white);
}

.legal-back:hover,
.legal-footer a:hover {
  color: var(--gray);
}

.legal-header__label,
.legal-date {
  color: rgba(198, 198, 198, 0.58);
}

.legal-main {
  padding: clamp(3.5rem, 8vw, 7rem) 0 4rem;
}

.legal-container {
  max-width: 900px;
}

.legal-hero {
  max-width: 50rem;
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.legal-eyebrow {
  color: rgba(198, 198, 198, 0.65);
}

.legal-hero h1 {
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--white);
}

.legal-lead {
  max-width: 42rem;
  margin-top: 2rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(255, 255, 255, 0.7);
  font-size: clamp(1rem, 2vw, 1.15rem);
  line-height: 1.55;
  color: var(--gray);
}

.legal-date {
  margin-top: 1.5rem;
  color: rgba(198, 198, 198, 0.48);
}

.legal-content {
  max-width: 50rem;
}

.legal-section {
  padding: 2rem 0;
  border-top: 1px solid rgba(198, 198, 198, 0.2);
}

.legal-section h2 {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
}

.legal-section p,
.legal-section li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(198, 198, 198, 0.84);
}

.legal-section p + p,
.legal-section ul + p {
  margin-top: 1rem;
}

.legal-section ul {
  display: grid;
  gap: 0.6rem;
  margin: 0.75rem 0 0 1.25rem;
}

.legal-section strong {
  color: var(--white);
  font-weight: 600;
}

.legal-section a {
  color: var(--white);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.legal-section a:hover {
  color: var(--gray);
}

.legal-footer {
  align-items: flex-start;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(198, 198, 198, 0.2);
}

.legal-footer a {
  max-width: 48%;
  font-family: var(--font-display);
  font-size: 0.75rem;
  line-height: 1.35;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
}

.footer__links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 0.75rem;
}

.footer__links a {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(198, 198, 198, 0.7);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.contact-email {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(198, 198, 198, 0.72);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.contact-email:hover {
  color: var(--white);
}

@media (max-width: 600px) {
  .consent-control__copy {
    font-size: 0.6875rem;
  }

  .legal-header__inner,
  .legal-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .legal-header__label {
    font-size: 0.625rem;
  }

  .legal-hero h1 {
    font-size: clamp(2.75rem, 14vw, 4.5rem);
  }

  .legal-lead {
    margin-top: 1.5rem;
    padding-left: 0.75rem;
    font-size: 0.9375rem;
  }

  .legal-section {
    padding: 1.5rem 0;
  }

  .legal-section p,
  .legal-section li {
    font-size: 0.875rem;
    line-height: 1.6;
  }

  .legal-footer a {
    max-width: none;
  }
}

/* Contact block */

.section--contact {
  position: relative;
  padding: clamp(4rem, 9vw, 8rem) 0 clamp(3rem, 6vw, 5rem);
  overflow: hidden;
  border-top-color: rgba(255, 255, 255, 0.25);
  background:
    radial-gradient(circle at 92% 32%, rgba(255, 255, 255, 0.08), transparent 28rem),
    #1b1b1b;
  isolation: isolate;
}

.section--contact::before {
  content: '100';
  position: absolute;
  right: -0.02em;
  bottom: -0.13em;
  z-index: -1;
  font-family: var(--font-display);
  font-size: clamp(14rem, 36vw, 34rem);
  line-height: 0.7;
  letter-spacing: -0.06em;
  color: rgba(255, 255, 255, 0.035);
  pointer-events: none;
}

.section--contact::after {
  content: '';
  position: absolute;
  top: 0;
  right: 18%;
  bottom: 0;
  width: 1px;
  background: rgba(255, 255, 255, 0.08);
  transform: rotate(18deg) translateY(-8%);
  transform-origin: top;
  pointer-events: none;
}

.contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  align-items: start;
  gap: clamp(2rem, 8vw, 8rem);
}

.contact-intro {
  max-width: 25rem;
}

.contact-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  line-height: 1;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.58);
}

.contact-eyebrow::before {
  content: '';
  display: block;
  width: 2.75rem;
  height: 1px;
  background: rgba(255, 255, 255, 0.65);
}

.contact-intro h2 {
  margin-top: 0;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7.5rem);
  font-weight: 400;
  line-height: 0.78;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--white);
}

.contact-intro h2 em {
  font-style: normal;
  color: rgba(198, 198, 198, 0.68);
}

.contact-intro__text {
  max-width: 20rem;
  margin-top: 1.75rem;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.62);
}

.contact-card {
  position: relative;
  display: flex;
  min-height: clamp(14rem, 25vw, 19rem);
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.055);
  transition: background var(--transition), transform var(--transition);
}

.contact-card:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-0.25rem);
}

.contact-card__top,
.contact-card__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
}

.contact-card__top {
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.62);
}

.contact-card__arrow {
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--white);
  font-size: 1rem;
  letter-spacing: 0;
}

.contact-phone {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: clamp(2rem, 5vw, 4rem) 0;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5.2vw, 4.75rem);
  line-height: 0.9;
  letter-spacing: 0.025em;
  white-space: nowrap;
}

.contact-phone:hover,
.contact-phone:focus-visible {
  color: var(--white);
}

.contact-phone:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: 0.35rem;
}

.contact-card__bottom {
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.48);
}

.contact-note {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: clamp(2.5rem, 6vw, 5rem);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  line-height: 1.3;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.42);
}

.contact-note__line {
  display: block;
  width: clamp(2rem, 8vw, 7rem);
  height: 1px;
  flex: 0 0 auto;
  background: rgba(255, 255, 255, 0.3);
}

@media (max-width: 767px) {
  .section--contact {
    padding-top: 3.5rem;
  }

  .section--contact::before {
    right: -0.08em;
    bottom: -0.03em;
    font-size: clamp(12rem, 58vw, 20rem);
  }

  .section--contact::after {
    right: 8%;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }

  .contact-intro {
    max-width: 21rem;
  }

  .contact-intro h2 {
    font-size: clamp(3.25rem, 18vw, 5.75rem);
  }

  .contact-intro__text {
    margin-top: 1.25rem;
  }

  .contact-card {
    min-height: 15rem;
  }

  .contact-phone {
    margin: 2.5rem 0;
    font-size: clamp(2rem, 9.5vw, 3.5rem);
  }

  .contact-note {
    align-items: flex-start;
    font-size: 0.6875rem;
  }
}

/* Compact contact layout */

.section--contact {
  padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem);
}

.contact-layout {
  gap: clamp(2rem, 6vw, 6rem);
}

.contact-eyebrow {
  margin-bottom: 1rem;
}

.contact-intro__text {
  margin-top: 1.25rem;
}

.contact-card {
  min-height: 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
}

.contact-card__top {
  padding-bottom: 0.75rem;
}

.contact-phone {
  margin: 1.5rem 0 0;
  font-size: clamp(2rem, 4.6vw, 4.25rem);
}

.contact-email {
  margin-top: 0.35rem;
}

.contact-telegram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 0.4rem 1rem;
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  text-decoration: none;
}

.contact-telegram[hidden] {
  display: none;
}

.contact-telegram__label,
.contact-telegram__action {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.contact-telegram__label {
  grid-column: 1 / -1;
  color: rgba(255, 255, 255, 0.48);
}

.contact-telegram strong {
  min-width: 0;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.25;
}

.contact-telegram__action {
  color: rgba(255, 255, 255, 0.68);
  text-align: right;
  white-space: nowrap;
}

.contact-telegram__action span {
  margin-left: 0.25rem;
  font-size: 0.875rem;
  letter-spacing: 0;
}

.contact-telegram:hover,
.contact-telegram:focus-visible {
  color: var(--white);
}

.contact-telegram:hover .contact-telegram__action,
.contact-telegram:focus-visible .contact-telegram__action {
  color: var(--white);
}

.contact-telegram:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.65);
  outline-offset: 0.25rem;
}

.contact-address {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 0.4rem 1rem;
  margin-top: 1.1rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
}

.contact-address__label,
.contact-address__action {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.contact-address__label {
  grid-column: 1 / -1;
  color: rgba(255, 255, 255, 0.48);
}

.contact-address strong {
  min-width: 0;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.25;
}

.contact-address__action {
  color: rgba(255, 255, 255, 0.68);
  text-align: right;
  white-space: nowrap;
}

.contact-address__action span {
  margin-left: 0.25rem;
  font-size: 0.875rem;
  letter-spacing: 0;
}

.contact-address:hover,
.contact-address:focus-visible {
  color: var(--white);
}

.contact-address:hover .contact-address__action,
.contact-address:focus-visible .contact-address__action {
  color: var(--white);
}

.contact-address:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: 0.35rem;
}

.contact-note {
  margin-top: clamp(1.75rem, 4vw, 3rem);
}

@media (max-width: 767px) {
  .section--contact {
    padding-top: 2.75rem;
  }

  .contact-layout {
    gap: 1.75rem;
  }

  .contact-intro__text {
    margin-top: 0.9rem;
  }

  .contact-intro h2 {
    font-size: clamp(3rem, 16vw, 5.25rem);
  }

  .contact-card {
    padding: 1rem;
  }

  .contact-phone {
    margin-top: 1.25rem;
    font-size: clamp(1.875rem, 9vw, 3.25rem);
  }

  .contact-telegram {
    margin-top: 0.75rem;
    padding-top: 0.65rem;
  }

  .contact-telegram strong {
    font-size: 0.875rem;
  }

  .contact-address {
    gap: 0.4rem 0.75rem;
    margin-top: 0.9rem;
  }

  .contact-address strong {
    font-size: 0.8125rem;
  }

  .contact-address__label,
  .contact-address__action {
    font-size: 0.625rem;
  }
}

/* Inline validation: point to the blocks that need attention. */
.form-field.is-invalid input,
.form-field.is-invalid textarea {
  border-color: #b34a4a;
  background: rgba(179, 74, 74, 0.08);
  box-shadow: 0 0 0 1px rgba(179, 74, 74, 0.18);
}

.form-field.is-invalid input:focus,
.form-field.is-invalid textarea:focus {
  border-color: #8f3030;
  box-shadow: 0 0 0 2px rgba(179, 74, 74, 0.2);
}

.date-grid.is-invalid {
  outline: 1px solid rgba(179, 74, 74, 0.7);
  outline-offset: 0.35rem;
}

.date-grid.is-invalid .date-card__body {
  border-color: rgba(179, 74, 74, 0.7);
  background: rgba(179, 74, 74, 0.06);
}

.seminar-picker.is-invalid {
  border-left-color: #b34a4a;
  background: rgba(179, 74, 74, 0.08);
}

.seminar-picker.is-invalid .seminar-option {
  border-color: rgba(179, 74, 74, 0.65);
}

.form-consent.is-invalid {
  border-color: rgba(179, 74, 74, 0.7);
  background: rgba(179, 74, 74, 0.08);
}

.form-consent.is-invalid .consent-control__box {
  border-color: #b34a4a;
}

/* Registration confirmation modal */
body.modal-open {
  overflow: hidden;
}

.form-success[hidden] {
  display: none;
}

.form-success {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  width: 100%;
  max-width: none;
  min-height: 100dvh;
  padding: clamp(1rem, 4vw, 2.5rem);
  border: 0;
  background: transparent;
}

.form-success__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  cursor: pointer;
}

.form-success__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 42rem);
  max-height: calc(100dvh - 2rem);
  overflow-y: auto;
  padding: clamp(1.5rem, 5vw, 3.5rem);
  border: 1px solid rgba(0, 0, 0, 0.25);
  border-left: 2px solid #171717;
  color: #171717;
  background: #dadad7;
  box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.35);
}

.form-success__close {
  position: absolute;
  top: clamp(0.75rem, 2vw, 1.25rem);
  right: clamp(0.75rem, 2vw, 1.25rem);
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  border: 1px solid rgba(0, 0, 0, 0.35);
  border-radius: 0;
  color: #171717;
  background: transparent;
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
}

.form-success__close:hover,
.form-success__close:focus-visible {
  outline: 0;
  color: #fff;
  background: #171717;
}

.form-success__close span {
  font-family: var(--font-body);
  font-size: 1.75rem;
  font-weight: 300;
  line-height: 1;
}

.form-success__dialog .form-success__mark {
  margin-bottom: 1.5rem;
  border-color: #171717;
  border-radius: 0;
  color: #fff;
  background: #171717;
}

.form-success__dialog .register-panel__eyebrow {
  display: block;
  color: rgba(0, 0, 0, 0.55);
}

.form-success__dialog h3 {
  margin-top: 1.25rem;
  color: #171717;
}

.form-success__dialog > p {
  max-width: 30rem;
  color: rgba(0, 0, 0, 0.62);
}

.form-success__donation {
  margin-top: 1.25rem;
  padding: 0.8rem 1rem;
  border-left: 2px solid #171717;
  color: #171717 !important;
  background: rgba(0, 0, 0, 0.06);
}

.form-success__telegram {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-top: 2rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(0, 0, 0, 0.22);
  border-bottom: 1px solid rgba(0, 0, 0, 0.22);
}

.form-success__telegram-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.2rem;
}

.form-success__telegram-copy strong {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.form-success__telegram-copy small {
  color: rgba(0, 0, 0, 0.58);
  line-height: 1.4;
}

.form-success__telegram a {
  flex: 0 0 auto;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.55);
  color: #171717;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.form-success__telegram a:hover,
.form-success__telegram a:focus-visible {
  color: rgba(0, 0, 0, 0.55);
}

.form-success__telegram a span {
  margin-left: 0.35rem;
  font-family: var(--font-body);
  font-size: 1rem;
  letter-spacing: 0;
}

.form-success__dialog .form-success__back {
  color: #171717;
}

@media (max-width: 600px) {
  .form-success {
    align-items: end;
    padding: 0;
  }

  .form-success__dialog {
    width: 100%;
    max-height: min(90dvh, 42rem);
    padding: 1.5rem 1rem 1.25rem;
    border-right: 0;
    border-bottom: 0;
    box-shadow: 0 -1rem 3rem rgba(0, 0, 0, 0.25);
  }

  .form-success__close {
    top: 0.75rem;
    right: 0.75rem;
    width: 2.5rem;
    height: 2.5rem;
  }

  .form-success__dialog .form-success__mark {
    margin-bottom: 1rem;
  }

  .form-success__dialog h3 {
    margin-top: 1rem;
    font-size: clamp(2.5rem, 13vw, 4rem);
  }

  .form-success__donation {
    margin-top: 1rem;
    padding: 0.75rem;
  }

  .form-success__telegram {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.875rem;
  }

  .form-success__telegram a {
    align-self: flex-start;
    min-height: 2.75rem;
    padding-top: 0.75rem;
  }
}

/* Final mobile usability pass */
@media (max-width: 767px) {
  .form-grid--contact {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .form-grid--contact .form-field,
  .form-grid--contact .form-field--wide {
    grid-column: auto;
    width: 100%;
  }

  .section--register .form-field input[type="text"],
  .section--register .form-field input[type="tel"],
  .section--register .form-field input[type="email"],
  .section--register .form-field input[type="number"] {
    min-height: 3.25rem;
    padding: 0.85rem 1rem;
    font-size: 1rem;
  }

  .date-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .date-card,
  .date-card__body {
    min-height: 7rem;
  }

  .date-card__body {
    padding: 0.875rem;
  }

  .date-card:last-child {
    grid-column: auto;
  }

  .date-card__title {
    margin-top: auto;
    font-size: 0.875rem;
  }

  .date-card__meta {
    font-size: 0.75rem;
  }

  .seminar-options {
    grid-template-columns: 1fr;
  }

  .seminar-option {
    min-height: 3.5rem;
    padding: 0.75rem;
  }

  .details-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .section--register .form-section--details .guest-stepper,
  .section--register .form-section--details .group-toggle {
    min-height: 3rem;
  }

  .section--register .form-section--details .group-toggle {
    padding: 0.7rem 0.75rem;
  }

  .section--register .form-section--details .group-toggle__box,
  .consent-control__box {
    width: 1.5rem;
    height: 1.5rem;
  }

  .section--register .form-section--details .form-field--wide textarea {
    height: auto;
    min-height: 7rem;
    resize: vertical;
  }

  .form-consent {
    padding: 0.875rem;
  }

  .consent-control {
    grid-template-columns: 1.5rem minmax(0, 1fr);
    min-height: 2.75rem;
  }

  .consent-control__copy {
    font-size: 0.8125rem;
    line-height: 1.5;
  }

  .form-submit-area__row {
    align-items: stretch;
    flex-direction: column;
  }

  .btn-submit {
    width: 100%;
    min-height: 3.25rem;
  }

  .contact-phone {
    white-space: normal;
    overflow-wrap: anywhere;
  }
}

@media (max-width: 360px) {
  .form-section,
  .form-submit-area {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .register-intro h2 {
    font-size: clamp(2.5rem, 14vw, 3.25rem);
  }

  .hero__panel-date strong {
    font-size: clamp(3.75rem, 18vw, 4.75rem);
  }
}