/*
   GUF 2026
   Visual idea: "Das Forum in Bewegung"
   Real event footage, the 18th edition and the intersecting GUF mark carry the identity.
*/
@font-face {
  font-family: 'Noto Sans GUF';
  src: url('../assets/fonts/noto-sans-latin.woff2') format('woff2');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: 'Inter GUF';
  src: url('../assets/fonts/inter-latin.woff2') format('woff2');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --yellow: #f2c230;
  --yellow-deep: #d5a918;
  --teal: #71a9b8;
  --teal-deep: #386f7d;
  --night: #071b22;
  --ink: #0d242b;
  --stage: #163b45;
  --paper: #eef1e8;
  --paper-deep: #e1e7dc;
  --white: #fbfcf7;
  --text: #10272d;
  --text-muted: #506267;
  --text-inverse: #f5f7f1;
  --text-inverse-muted: #b4c4c5;
  --line: #c8d1c9;
  --line-dark: rgba(239, 247, 243, 0.18);

  --font-display: 'Noto Sans GUF', 'Noto Sans', Arial, sans-serif;
  --font-body: 'Inter GUF', Inter, Arial, sans-serif;
  --font-data: ui-monospace, 'Cascadia Mono', Consolas, monospace;

  --space-1: 8px;
  --space-2: 12px;
  --space-3: 18px;
  --space-4: 26px;
  --space-5: 38px;
  --space-6: 56px;
  --space-7: 84px;
  --space-8: 124px;

  --radius: 2px;
  --radius-lg: 4px;
  --container: 1240px;
  --nav-h: 64px;
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.72' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.22'/%3E%3C/svg%3E");
  --mesh: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 760 560' fill='none' stroke='%2371a9b8' stroke-opacity='.2' stroke-width='3'%3E%3Cpath d='M40 450 220 60l180 255L690 45M220 60l270 460M40 450l360 70 320-210M400 315 490 45'/%3E%3C/svg%3E");
}

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

html {
  scroll-behavior: smooth;
  background: var(--paper);
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.62;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, video, iframe { display: block; max-width: 100%; }
a, button { touch-action: manipulation; }
button, [href] { cursor: pointer; }
[id] { scroll-margin-top: calc(var(--nav-h) + 30px); }

.skip-link {
  position: fixed;
  left: 18px;
  top: -90px;
  z-index: 200;
  padding: 12px 18px;
  color: var(--night);
  background: var(--yellow);
  font-weight: 750;
  text-decoration: none;
}
.skip-link:focus { top: 18px; }

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 4px;
}

::selection { color: var(--night); background: var(--yellow); }

h1, h2, h3, h4 {
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.035em;
  text-wrap: balance;
}

h1 { font-size: clamp(3.2rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2.1rem, 3.7vw, 3.55rem); }
h3 { font-size: clamp(1.3rem, 1.8vw, 1.8rem); }
p { margin: 0 0 var(--space-3); }
a { color: inherit; }

.container {
  width: min(var(--container), calc(100% - 2 * clamp(22px, 4vw, 58px)));
  margin-inline: auto;
}

.section {
  position: relative;
  padding-block: var(--space-8);
  background: var(--paper);
}
.section--tight { padding-block: var(--space-7); }
.section-dark,
.section-ink {
  color: var(--text-inverse);
  background: var(--night);
  isolation: isolate;
  overflow: hidden;
}
.section-dark::before,
.section-ink::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(54vw, 760px);
  aspect-ratio: 1;
  right: -16vw;
  top: -26vw;
  border: clamp(38px, 5vw, 82px) solid rgba(113, 169, 184, .08);
  border-radius: 50%;
}
.section-ink { background: #102a31; }
.section-dark .muted,
.section-ink .muted { color: var(--text-inverse-muted); }
.muted { color: var(--text-muted); }

.kicker {
  display: block;
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: .92rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: none;
  color: var(--teal-deep);
}
.kicker::before { content: none; }
.section-dark .kicker,
.section-ink .kicker,
.page-hero .kicker { color: var(--teal); }

.highlight,
h1 span[style],
h2 span[style] {
  color: var(--yellow) !important;
  background: none;
  box-shadow: none;
  padding: 0;
}

.lead {
  max-width: 62ch;
  font-size: clamp(1.05rem, 1.45vw, 1.28rem);
}

/* Buttons use one notched GUF silhouette. Content stays clear of every cut. */
.btn {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 30px;
  border: 0;
  border-radius: 0;
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
  font: 750 1rem/1.15 var(--font-body);
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}
.btn svg { width: 19px; height: 19px; flex: none; }
.btn--primary { color: var(--night); background: var(--yellow); }
.btn--primary:hover { background: var(--white); }
.btn--dark { color: var(--white); background: var(--night); }
.btn--dark:hover { color: var(--night); background: var(--teal); }
.btn--light { color: var(--night); background: var(--white); }
.btn--light:hover { background: var(--yellow); }
.btn--ghost {
  min-height: auto;
  padding: 12px 4px;
  clip-path: none;
  color: inherit;
  background: transparent;
}
.btn--ghost::after { content: "↗"; margin-left: 4px; transition: transform 180ms ease; }
.btn--ghost:hover { color: var(--yellow); }
.btn--ghost:hover::after { transform: translate(3px, -3px); }

/* Treated navigation */
.site-nav {
  position: fixed;
  z-index: 80;
  inset: 14px 0 auto;
  height: var(--nav-h);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}
.site-nav.is-before-hero {
  pointer-events: none;
}
.site-nav .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 0 12px 0 18px;
  color: var(--white);
  background: rgba(7, 27, 34, .86);
  backdrop-filter: blur(10px) saturate(.8);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  transition: background-color 220ms ease, color 220ms ease;
}
.site-nav.is-before-hero .container {
  background: transparent;
  backdrop-filter: none;
  clip-path: none;
}
.site-nav.is-before-hero .nav-brand { pointer-events: auto; }
.site-nav.is-before-hero .nav-links,
.site-nav.is-before-hero .nav-toggle {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.site-nav.is-scrolled .container,
.site-nav.is-solid .container {
  color: var(--night);
  background: rgba(245, 247, 240, .96);
}
.nav-brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand-logo { width: auto; }
.nav-brand .brand-logo { height: 38px; filter: brightness(0) invert(1); }
.site-nav.is-scrolled .brand-logo,
.site-nav.is-solid .brand-logo { filter: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 30px);
  margin: 0;
  padding: 0;
  list-style: none;
  transition: opacity 180ms ease, visibility 180ms ease;
}
.nav-links a:not(.btn) {
  display: block;
  padding: 10px 0;
  color: inherit;
  font-size: .94rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 160ms ease;
}
.nav-links a:not(.btn):hover { color: var(--yellow); }
.nav-links a[aria-current="page"] { color: var(--yellow); font-weight: 800; }
.site-nav.is-scrolled .nav-links a[aria-current="page"],
.site-nav.is-solid .nav-links a[aria-current="page"] { color: var(--teal-deep); }
.nav-links .btn { min-height: 42px; padding: 10px 19px; font-size: .9rem; }
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 0;
  color: inherit;
  background: transparent;
  transition: opacity 180ms ease, visibility 180ms ease;
}
.nav-toggle svg { width: 27px; height: 27px; }

/* Home hero: the first viewport is one composed frame. */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: var(--white);
  background: var(--night);
  isolation: isolate;
}
.hero::after {
  content: "18";
  position: absolute;
  z-index: 1;
  right: -1vw;
  bottom: -4vh;
  font: 800 min(47vw, 34rem)/.74 var(--font-display);
  letter-spacing: -.035em;
  color: transparent;
  -webkit-text-stroke: 2px rgba(242, 194, 48, .38);
  pointer-events: none;
}
.hero-media { position: absolute; z-index: 0; inset: 0; }
/* Statischer Hintergrund nur für den kurzen Moment vor dem ersten Videoframe. */
.hero-fallback {
  position: absolute;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  background-color: var(--night);
  background-image: var(--mesh);
  background-repeat: no-repeat;
  background-position: 84% 44%;
  background-size: min(82vw, 980px) auto;
}
.hero-video-wrap { position: absolute; z-index: 1; inset: 0; overflow: hidden; pointer-events: none; }
.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.08);
}
.hero-grain {
  position: absolute;
  z-index: 2;
  inset: 0;
  opacity: .07;
  background-image: var(--grain);
  pointer-events: none;
}
.hero-scrim {
  position: absolute;
  z-index: 2;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 16, 21, .9) 0 35%, rgba(3, 16, 21, .38) 68%, rgba(3, 16, 21, .54) 100%);
}
.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  padding: calc(var(--nav-h) + 90px) 0 clamp(48px, 8vh, 88px);
}
.hero-content .container {
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(0, 1fr);
  grid-template-areas:
    "meta ."
    "title ."
    "copy ."
    "actions .";
  gap: 0 clamp(30px, 7vw, 100px);
  align-items: end;
}
.hero-content .container > * { min-width: 0; }
.hero-meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0 0 var(--space-3);
  font-size: .88rem;
  font-weight: 700;
  color: rgba(245, 247, 241, .82);
}
.hero-meta .dot { color: var(--yellow); }
.hero h1 { grid-area: title; max-width: 12ch; margin: 0; font-size: clamp(3.8rem, 6.2vw, 6.2rem); line-height: .94; white-space: normal; }
.hero h1.hero-title { max-width: 14ch; }
.hero-title__line {
  display: block;
  white-space: nowrap;
}
.hero-gradient-word {
  display: inline-block;
  padding-right: .06em;
  padding-bottom: .18em;
  margin-bottom: -.18em;
  color: var(--yellow);
  font-style: italic;
  background-image: linear-gradient(
    105deg,
    var(--yellow-deep) 0%,
    var(--yellow) 28%,
    #ffe58a 48%,
    #efbd27 68%,
    var(--yellow-deep) 100%
  );
  background-size: 220% 100%;
  background-position: 0% 50%;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: hero-yellow-flow 9s ease-in-out infinite;
  will-change: background-position;
}
.hero-gradient-word--experience { animation-delay: -4.5s; }
@keyframes hero-yellow-flow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.hero-sub { grid-area: copy; max-width: 54ch; margin: 24px 0 0; color: rgba(245, 247, 241, .9); font-size: clamp(1rem, 1.35vw, 1.16rem); }
.hero-ctas { grid-area: actions; display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 22px; }
.hero .btn--ghost {
  min-height: 50px;
  padding: 13px 26px;
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
  color: var(--night);
  background: rgba(251, 252, 247, .9);
}
.hero .btn--ghost:hover { color: var(--night); background: var(--teal); }

/* Real network names move through the transition between hero and content. */
.marquee { overflow: hidden; color: var(--night); background: var(--yellow); }
.marquee-track {
  --marquee-distance: -50%;
  display: flex;
  width: max-content;
  will-change: transform;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-group { display: flex; flex: 0 0 auto; align-items: center; white-space: nowrap; font-weight: 750; font-size: .9rem; }
.marquee-group span { padding: 13px 18px; }
.marquee-group .dot { padding-inline: 0; }
.marquee-group .dot::before { content: "✦"; }
@keyframes marquee { to { transform: translate3d(var(--marquee-distance), 0, 0); } }

/* Open, typographic data rather than boxed statistics. */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.stat { min-width: 0; padding: 0; border: 0; }
.stat-num {
  font: 800 clamp(3.7rem, 7vw, 7rem)/.9 var(--font-display);
  color: var(--ink);
  letter-spacing: .02em;
}
.stat-num em { color: var(--teal-deep); font-style: normal; }
.stat-label { max-width: 18ch; margin-top: 16px; color: var(--text-muted); font-size: .88rem; font-weight: 650; line-height: 1.35; }
.section-dark .stat-num,
.section-ink .stat-num { color: var(--white); }
.section-dark .stat-num em,
.section-ink .stat-num em { color: var(--yellow); }
.section-dark .stat-label,
.section-ink .stat-label { color: var(--text-inverse-muted); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
  gap: clamp(48px, 8vw, 110px);
  align-items: center;
}

/* Drei SDW-Momente in einem ruhigen, filmischen Fotofenster. */
.sdw-carousel {
  --carousel-duration: 4000ms;
  width: 100%;
  min-width: 0;
}
.sdw-carousel-viewport {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--night);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
.sdw-carousel-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 600ms ease;
}
.sdw-carousel-slide.is-active {
  z-index: 1;
  opacity: 1;
}
.sdw-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sdw-carousel-progress {
  position: absolute;
  z-index: 3;
  left: clamp(18px, 3vw, 28px);
  right: clamp(18px, 3vw, 28px);
  bottom: clamp(14px, 2.5vw, 24px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
}
.sdw-carousel-progress::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -46px -28px -24px;
  background: linear-gradient(to bottom, transparent, rgba(7, 27, 34, .72));
  pointer-events: none;
}
.sdw-carousel-progress-button {
  position: relative;
  height: 23px;
  margin: 0;
  padding: 10px 0;
  overflow: hidden;
  border: 0;
  color: inherit;
  background: transparent;
}
.sdw-carousel-progress-button::before,
.sdw-carousel-progress-button span {
  content: "";
  position: absolute;
  inset: 10px 0;
  height: 3px;
}
.sdw-carousel-progress-button::before { background: rgba(251, 252, 247, .42); }
.sdw-carousel-progress-button span {
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left center;
}
.sdw-carousel-progress-button.is-complete span { transform: scaleX(1); }
.sdw-carousel-progress-button.is-active span {
  animation: sdw-carousel-progress var(--carousel-duration) linear forwards;
}
.sdw-carousel.is-paused .sdw-carousel-progress-button.is-active span {
  animation-play-state: paused;
}
.sdw-carousel-progress-button:focus-visible {
  outline-color: var(--white);
  outline-offset: 1px;
}
@keyframes sdw-carousel-progress {
  to { transform: scaleX(1); }
}

/* Three GUF formats become one continuous editorial module. */
.block-grid { display: grid; gap: 3px; }
.block-card {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 4px 20px;
  padding: var(--space-4);
  color: var(--text-inverse);
  background: var(--stage);
}
.block-card:nth-child(2) { background: #214b54; }
.block-card:nth-child(3) { background: var(--teal-deep); }
.block-card .icon-badge {
  grid-row: 1 / span 2;
  width: auto;
  height: auto;
  margin: 2px 0 0;
  border: 0;
  border-radius: 0;
  color: var(--yellow);
}
.block-card .icon-badge svg { width: 30px; height: 30px; }
.block-card h3 { margin: 0; font-size: 1.9rem; }
.block-card p { margin: 0; color: #d7e2df; font-size: .96rem; }

/* Die drei GUF-Themen als vollhohes, bildgeführtes Karussell. */
.about-split { align-items: stretch; }
.format-slider {
  position: relative;
  align-self: stretch;
  width: 100%;
  height: 100%;
  min-height: 540px;
  overflow: visible;
  color: var(--text-inverse);
  background: transparent;
}
.format-slider__viewport {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: inherit;
  overflow: hidden;
  background: rgba(255, 255, 255, .28);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
}
.format-slider.is-grabbing .format-slider__viewport { cursor: grabbing; }
.format-slide {
  position: absolute;
  inset: 1px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  background: #163b45;
  clip-path: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate3d(var(--format-slide-x, 0px), 0, 0);
  transition: opacity 360ms ease, transform 240ms ease, visibility 0s linear 360ms;
}
.format-slide.is-active {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}
.format-slide.is-drag-neighbor {
  z-index: 1;
  opacity: 1;
  visibility: visible;
  pointer-events: none;
  transition-delay: 0s;
}
.format-slider.is-grabbing .format-slide.is-active,
.format-slider.is-grabbing .format-slide.is-drag-neighbor { transition: none; }
.format-slider.is-settling .format-slide.is-active,
.format-slider.is-settling .format-slide.is-drag-neighbor {
  transition: transform 420ms cubic-bezier(.22, 1, .36, 1);
}
.format-slide__copy {
  position: relative;
  z-index: 1;
  min-height: 215px;
  padding: clamp(28px, 4vw, 42px);
  background: #163b45;
}
.format-slide__copy h3 {
  margin: 0 0 8px;
  font-size: clamp(2.05rem, 3.2vw, 2.55rem);
  line-height: 1;
}
.format-slide__copy p {
  max-width: 47ch;
  margin: 0;
  color: #d7e2df;
  font: 500 clamp(1.04rem, 1.4vw, 1.16rem)/1.52 var(--font-body);
}
.format-slide__art {
  min-height: 0;
  overflow: hidden;
  background: #163b45;
}
.format-slide__art iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #163b45;
  user-select: none;
}
.format-slider__pagination {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: -42px;
  display: flex;
  gap: 5px;
  padding: 0;
  transform: translateX(-50%);
  background: transparent;
}
.format-slider__dot {
  position: relative;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.format-slider__dot::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 0;
  border-radius: 50%;
  background: rgba(22, 59, 69, .34);
  transition: background-color 180ms ease, transform 180ms ease;
}
.format-slider__dot:hover::before { background: rgba(22, 59, 69, .62); }
.format-slider__dot.is-active::before {
  background: #163b45;
  transform: scale(1.12);
}
.format-slider__dot:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 1px;
}

/* Speaker wall: typography is honest when photography is not available. */
.speaker-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; }
.speaker-card {
  min-height: 150px;
  display: grid;
  grid-template-columns: 74px 1fr;
  align-items: end;
  gap: 18px;
  padding: 24px;
  color: var(--text-inverse);
  background: rgba(245, 247, 241, .065);
  transition: background-color 170ms ease;
}
.speaker-card:hover { background: rgba(245, 247, 241, .12); }
.speaker-photo,
.g-1, .g-2, .g-3, .g-4, .g-5, .g-6 {
  width: auto;
  aspect-ratio: auto;
  overflow: visible;
  display: block;
  color: var(--yellow);
  background: none;
}
.speaker-photo::after { content: none; }
.speaker-photo .initials { position: static; font: 800 3.8rem/.9 var(--font-display); color: inherit; }
.speaker-body { padding: 0; }
.speaker-body h3 { margin-bottom: 6px; font-size: 1.65rem; line-height: 1; }
.speaker-body p { margin: 0; color: var(--text-inverse-muted); font: 500 .82rem/1.4 var(--font-body); }

.frame-tile {
  min-height: 390px;
  display: grid;
  place-items: center;
  padding: var(--space-6);
  overflow: hidden;
  position: relative;
  text-align: center;
  border-radius: 0;
  background: var(--night) !important;
}
.frame-tile::before,
.frame-tile::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border: 36px solid var(--yellow);
  border-radius: 50%;
  opacity: .16;
}
.frame-tile::before { transform: translateX(-72px); }
.frame-tile::after { transform: translateX(72px); border-color: var(--teal); }
.frame-tile > * { position: relative; z-index: 1; }

/* Retrospective as an archive index, not a card row. */
.recap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; }
.recap-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
  overflow: visible;
  color: var(--text-inverse);
  text-decoration: none;
  background: rgba(245, 247, 241, .06);
  border: 0;
  border-radius: 0;
  transition: background-color 180ms ease;
}
a.recap-card:hover { background: rgba(242, 194, 48, .13); }
.recap-year { padding: 28px 28px 0; color: var(--yellow); font: 800 5rem/.9 var(--font-display); }
.recap-body { display: flex; flex: 1; flex-direction: column; padding: 20px 28px 30px; }
.recap-body h3 { font-size: 2rem; }
.recap-body p { margin: 0; color: var(--text-inverse-muted); font-size: .96rem; }
.recap-link { margin-top: auto; padding-top: 22px; color: var(--white); font-weight: 750; font-size: .86rem; }
.recap-link svg { width: 16px; height: 16px; margin-left: 5px; vertical-align: -3px; transition: transform 170ms ease; }
.recap-card:hover .recap-link svg { transform: translate(3px, -3px) rotate(-45deg); }

/* Page heroes carry the GUF mark's line geometry, with one ring as counterweight. */
.page-hero {
  position: relative;
  min-height: 0;
  display: block;
  overflow: hidden;
  isolation: isolate;
  color: var(--white);
  background: var(--night);
}
.page-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(58vw, 720px);
  aspect-ratio: 572 / 352;
  right: -8vw;
  bottom: -9vw;
  background: url("../assets/logo-lines.svg") right bottom / contain no-repeat;
  opacity: .5;
}
.page-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: min(42vw, 520px);
  aspect-ratio: 1;
  bottom: -18vw;
  left: -15vw;
  border: clamp(34px, 5vw, 66px) solid rgba(242, 194, 48, .13);
  border-radius: 50%;
}
.page-hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  gap: var(--space-4) clamp(40px, 8vw, 120px);
  align-items: end;
  padding: calc(var(--nav-h) + 80px) 0 clamp(48px, 6vw, 72px);
}
.page-hero .kicker { grid-column: 1 / -1; margin-bottom: 0; }
.page-hero h1 { max-width: 15ch; margin: 0; font-size: clamp(2.8rem, 4.25vw, 4.2rem); }
.page-hero .lead { align-self: end; margin: 0 !important; color: #e2e9e5; }
.notice {
  grid-column: 2;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: var(--teal);
  font: 650 .88rem/1.45 var(--font-body);
  min-width: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.notice svg { width: 19px; height: 19px; flex: none; margin-top: 2px; }

/* Program tabs are real controls with a strong selected state. */
.day-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  margin: 0 0 var(--space-6);
  border: 0;
}
.day-tab {
  min-height: 86px;
  margin: 0;
  padding: 18px 20px;
  border: 0;
  color: var(--text);
  background: var(--paper-deep);
  font: 700 1.65rem/1.1 var(--font-display);
  text-align: left;
  transition: background-color 170ms ease, color 170ms ease;
}
.day-tab:hover { background: #d4ded4; }
.day-tab[aria-selected="true"] { color: var(--night); background: var(--yellow); }
.day-tab-date { display: block; margin-top: 8px; font: 650 .78rem/1.3 var(--font-body); }
.agenda { display: grid; gap: 3px; margin: 0; padding: 0; list-style: none; }
.agenda-item {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
  padding: 26px 30px;
  border: 0;
  background: rgba(255, 255, 255, .42);
}
.agenda-item:nth-child(even) { background: rgba(225, 231, 220, .72); }
.agenda-time { padding-top: 2px; color: var(--ink); font: 700 1.05rem/1.3 var(--font-data); }
.agenda-body h3 { margin-bottom: 6px; font-size: 1.75rem; }
.agenda-body p { margin: 0; color: var(--text-muted); }
.agenda-tag {
  display: block;
  margin: 0 0 7px;
  padding: 0;
  border: 0;
  font: 750 .78rem/1.3 var(--font-body);
}
.tag-keynote { color: #6b5709; }
.tag-panel { color: var(--teal-deep); }
.tag-masterclass { color: #77594c; }
.tag-networking { color: #3e6b51; }
.tag-special { color: #6b5709; background: none; }

/* Team: names and roles lead; initials are typographic markers, not fake avatars. */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 3px; }
.team-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  padding: 28px;
  text-align: left;
  background: rgba(255, 255, 255, .48);
  border: 0;
  border-radius: 0;
  transition: background-color 170ms ease;
}
.team-card:hover { background: rgba(255, 255, 255, .76); }
.avatar {
  width: auto;
  height: auto;
  margin: 0 0 34px;
  display: block;
  color: var(--teal-deep);
  font: 800 4.5rem/.9 var(--font-display);
  background: none;
}
.team-card h3 { margin-bottom: 7px; font-size: 1.9rem; }
.team-role { margin-bottom: 14px; color: var(--teal-deep); font: 750 .78rem/1.35 var(--font-body); }
.team-card p { margin: 0; color: var(--text-muted); font-size: .94rem; }
.info-list { display: grid; gap: 3px; margin: var(--space-5) 0 0; padding: 0; list-style: none; }
.info-list li { display: grid; grid-template-columns: 42px 1fr; gap: 15px; padding: 18px 0; align-items: start; }
.info-list .icon-badge { width: auto; height: auto; border: 0; border-radius: 0; color: var(--teal-deep); }
.info-list .icon-badge svg { width: 25px; height: 25px; }
.info-list strong { display: block; margin-bottom: 2px; font: 700 1.45rem/1.1 var(--font-display); }
.map-embed { overflow: hidden; border: 0; border-radius: 0; }
.map-embed iframe { width: 100%; height: 520px; border: 0; filter: saturate(.7) contrast(1.06); }

/* A literal admission ticket replaces the default pre-footer CTA slab. */
.cta-banner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 40%;
  gap: 0;
  align-items: stretch;
  overflow: hidden;
  color: var(--night);
  background: var(--yellow);
  border: 0;
  border-radius: 0;
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
}
.cta-banner__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 10px;
  padding: clamp(38px, 6vw, 74px);
}
.cta-banner__img {
  align-self: stretch;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.cta-banner::before {
  content: "18";
  position: absolute;
  right: 42%;
  bottom: -32px;
  color: rgba(7, 27, 34, .1);
  font: 800 13rem/.7 var(--font-display);
  pointer-events: none;
}
.cta-banner::after { content: none; }
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner .kicker { color: rgba(7, 27, 34, .7) !important; }
.cta-banner h2 { max-width: 16ch; margin-bottom: 4px; font-size: clamp(2.25rem, 3.8vw, 3.8rem); }
.cta-banner p { max-width: 44ch; margin: 0; }
.cta-banner .btn { margin-top: 12px; }

/* Footer is one balanced grid with the GUF word anchored to the floor. */
.site-footer {
  overflow: hidden;
  padding: var(--space-7) 0 var(--space-5);
  color: var(--text-inverse);
  background-color: #06171d;
  background-image: var(--grain);
  background-blend-mode: soft-light;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(150px, .55fr) minmax(260px, 1fr);
  gap: clamp(36px, 7vw, 100px);
  margin-bottom: var(--space-6);
  align-items: start;
}
.footer-brand { margin-bottom: 22px; }
.footer-brand .brand-logo { height: 46px; filter: brightness(0) invert(1); }
.site-footer h4 { margin-bottom: 16px; color: var(--yellow); font: 700 1.35rem/1.1 var(--font-display); }
.site-footer ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.site-footer a { color: var(--text-inverse-muted); text-decoration: none; transition: color 160ms ease; }
.site-footer a:hover { color: var(--yellow); }
.footer-legal {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: 0;
  color: var(--text-inverse-muted);
  border: 0;
  font-size: .82rem;
}

/* Overscroll am Seitenende: die Seite lässt sich über den Footer hinaus
   ziehen. Im aufgespannten Feld erscheint ein ovaler Spektral-Gradient
   (Regenbogen), der beim Loslassen zurückfedert und sich auflöst.
   Höhe (--s, px) und Intensität (--t, 0..1) setzt js/main.js pro Frame. */
.overscroll-bow {
  position: fixed;
  z-index: 60;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
  /* Die letzte Spektralfarbe liegt auch unter dem weichgezeichneten Rand,
     damit der Bogen unten nicht wieder ins Dunkle ausläuft. */
  background-color: #ff4d5e;
  background-image: var(--grain);
  background-blend-mode: soft-light;
}
.overscroll-bow::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  /* Die stark überbreite, leicht gestauchte Ellipse lässt die Farbringe
     an beiden Seiten ansetzen und nur sanft zur Mitte hin absinken. */
  width: 340vw;
  height: calc(var(--s, 0px) * 1.86 + 46px);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  opacity: calc(var(--t, 0) * 0.95);
  filter: blur(calc(4px + var(--t, 0) * 10px)) saturate(1.15);
  will-change: height, opacity;
  background: radial-gradient(closest-side,
    #071820 0%,
    #071820 30%,
    #7c5cff 38%,
    #3f7bff 48%,
    #2fd0c9 58%,
    #58d66b 67%,
    #f2c230 77%,
    #ff8a3c 86%,
    #ff4d5e 93%,
    #ff4d5e 100%);
}
/* Zartes Nachleuchten direkt an der Kante, damit der Bogen "anliegt". */
.overscroll-bow::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: calc(var(--t, 0) * 0.35);
  background: linear-gradient(rgba(6, 23, 29, .85), rgba(6, 23, 29, 0) 60%);
}
/* Modal: functioning choices, aligned to a shared grid. */
.modal-overlay {
  position: fixed;
  z-index: 120;
  inset: 0;
  display: grid;
  place-items: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  color: var(--text);
  background: rgba(3, 16, 21, .82);
  transition: opacity 180ms ease;
}
.modal-overlay.is-open { opacity: 1; pointer-events: auto; }
.ticket-modal {
  position: relative;
  width: min(940px, 100%);
  max-height: min(90svh, 100%);
  overflow-y: auto;
  padding: clamp(34px, 5vw, 70px);
  color: var(--text);
  background: var(--paper);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  transform: translateY(16px);
  transition: transform 200ms ease;
}
.modal-overlay.is-open .ticket-modal { transform: none; }
.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 0;
  color: var(--night);
  background: var(--yellow);
  transition: background-color 160ms ease;
}
.modal-close:hover { background: var(--white); }
.modal-close svg { width: 20px; height: 20px; }
.ticket-modal h2 { max-width: 18ch; margin-bottom: 8px; font-size: clamp(2rem, 4.2vw, 3.5rem); }
.modal-intro { max-width: 52ch; margin-bottom: var(--space-2); color: var(--text-muted); }
.ticket-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; }
.ticket-option {
  position: relative;
  overflow: hidden;
  min-height: 290px;
  display: grid;
  grid-template-rows: 42px auto minmax(70px, auto) 1fr;
  gap: 12px;
  padding: 26px;
  border: 0;
  border-radius: 0;
  color: var(--text);
  background: var(--paper-deep);
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% auto;
  font: 1rem/1.45 var(--font-body);
  text-align: left;
  transition: background-color 160ms ease, opacity 240ms ease, transform 240ms ease;
}
.ticket-option[data-group="stipendiat"] { background-image: url("../assets/img/ticket-sonnenweg.png"); }
.ticket-option[data-group="alumni"] { background-image: url("../assets/img/ticket-flusslandschaft.png"); }
.ticket-option[data-group="extern"] { background-image: url("../assets/img/ticket-bruecke.webp"); }

/* Externe: Zwischenschritt (Studium ja/nein) */
.ticket-sub { display: none; }
.ticket-options[data-step="extern"] { grid-template-columns: repeat(2, 1fr); }
.ticket-options[data-step="extern"] .ticket-sub {
  display: grid;
  background-color: var(--paper-deep);
  background-image: none;
}
.ticket-options[data-step="extern"] [data-group="stipendiat"],
.ticket-options[data-step="extern"] [data-group="alumni"],
.ticket-options[data-step="extern"] [data-group="extern"] { display: none; }

/* Zweiphasiger Wechsel: weichende Boxen ausblenden (Transition),
   neue Boxen per Keyframe einblenden. Ruhezustand ist immer sichtbar,
   damit eine verpasste JS-Runde keine Box unsichtbar stehen lässt. */
.ticket-option.is-swapping-out {
  opacity: 0;
  transform: translateY(12px) scale(.965);
  pointer-events: none;
}
@keyframes ticketOptionIn {
  from { opacity: 0; transform: translateY(12px) scale(.965); }
  to   { opacity: 1; transform: none; }
}
.ticket-option.is-entering { animation: ticketOptionIn 300ms ease both; }
.ticket-option::after {
  content: "";
  position: absolute;
  inset: 0;
  background-color: rgba(13, 36, 43, 0);
  transition: background-color 160ms ease;
  pointer-events: none;
}
.ticket-option:hover::after { background-color: rgba(13, 36, 43, 0.07); }
.ticket-option > * { position: relative; }
.ticket-option .option-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.ticket-option.has-art { background-image: none; }
.ticket-option .icon-badge { width: auto; height: auto; border: 0; border-radius: 0; color: var(--teal-deep); }
.ticket-option .icon-badge svg { width: 28px; height: 28px; }
.ticket-option strong { font: 700 1.75rem/1.1 var(--font-display); }
.ticket-option span { color: var(--ink); font-size: .92rem; }
.ticket-option .option-cta { align-self: end; color: var(--ink); font-weight: 800; font-size: .86rem; }
.option-cta svg { width: 15px; height: 15px; margin-left: 5px; vertical-align: -3px; }

/* Zurück-Button im Extern-Schritt: sitzt direkt über den Boxen und
   behält seinen Platz auch im Hauptschritt, damit nichts springt. */
.modal-back {
  display: flex;
  align-items: center;
  width: fit-content;
  height: 26px;
  gap: 6px;
  margin: 0 0 0 -4px;
  padding: 0 4px;
  border: 0;
  color: var(--teal-deep);
  background: none;
  font: 800 .82rem var(--font-body);
  letter-spacing: .02em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 140ms ease, transform 140ms ease;
}
.modal-back[hidden] { visibility: hidden; pointer-events: none; }
.modal-back:hover { transform: translateX(-3px); }
.modal-back svg { width: 16px; height: 16px; }

/* Spendenticket: dezenter Hinweis unter den Boxen */
.ticket-note {
  margin-top: var(--space-4);
  color: var(--text-muted);
  font-size: .9rem;
}
.ticket-note a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
}
.ticket-note a:hover { color: var(--teal-deep); }

/* Content is visible by default. Motion never controls whether it exists. */
.reveal,
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  :root { --space-8: 96px; }
  .nav-toggle { display: inline-flex; }
  /* Der clip-path der Leiste würde das fixed positionierte Dropdown
     mit abschneiden (und zu seinem containing block werden): auf
     Mobilgröße daher ohne Clip; die Eckschrägen wandern ans Panel. */
  .site-nav .container { clip-path: none; }
  .nav-links {
    position: fixed;
    inset: calc(var(--nav-h) + 14px) clamp(18px, 4vw, 40px) auto;
    display: none;
    align-items: stretch;
    gap: 0;
    padding: 16px 20px 22px;
    color: var(--night);
    background: var(--white);
    clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  }
  .nav-links.is-open { display: flex; flex-direction: column; }
  .nav-links a:not(.btn) { padding: 12px 2px; }
  .nav-links li:last-child { margin-top: 12px; }
  .nav-links .btn { width: 100%; }
  .hero-content .container,
  .page-hero .container { grid-template-columns: 1fr; grid-template-areas: none; }
  .hero-meta,
  .hero h1,
  .hero-sub,
  .hero-ctas,
  .page-hero .kicker,
  .page-hero h1,
  .page-hero .lead,
  .notice { grid-column: 1; grid-area: auto; }
  .hero h1 { max-width: 12ch; font-size: clamp(3.4rem, 9.5vw, 5.6rem); }
  .hero-sub { max-width: 48ch; margin-top: 20px; }
  .split { grid-template-columns: 1fr; gap: var(--space-6); }
  .format-slider { min-height: 590px; }
  .speaker-grid { grid-template-columns: repeat(2, 1fr); }
  .recap-grid { grid-template-columns: 1fr; }
  .recap-card { min-height: 250px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .cta-banner { grid-template-columns: 1fr; }
  .cta-banner__img { height: 260px; }
  .cta-banner::before { right: 8%; }
  .footer-grid { grid-template-columns: 1.3fr .7fr; }
  .footer-grid > :last-child { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  :root {
    --space-6: 44px;
    --space-7: 64px;
    --space-8: 78px;
  }
  body { font-size: 16px; }
  h2 { font-size: clamp(1.85rem, 8vw, 2.5rem); }
  .container { width: min(100% - 38px, var(--container)); }
  .site-nav { top: 10px; }
  .site-nav .container { width: calc(100% - 24px); }
  .nav-brand .brand-logo { height: 33px; }
  /* Auf kleinen Displays werden Video und Inhalt bewusst untereinander
     angeordnet: ein großzügiger Bewegtbild-Auftakt, danach gut lesbarer Text. */
  .hero {
    min-height: 0;
    display: block;
  }
  .hero::after { content: none; }
  .hero-media {
    position: relative;
    height: 40svh;
  }
  .hero-grain { opacity: .035; }
  .hero-scrim {
    background: linear-gradient(to bottom, transparent 72%, rgba(14, 40, 51, .7) 100%);
  }
  .hero-content {
    padding: 28px 0 38px;
    background: var(--night);
  }
  .hero h1 { max-width: 12ch; width: 100%; font-size: clamp(2.65rem, 11vw, 3.5rem); white-space: normal; }
  .hero-meta { gap: 4px 9px; font-size: .78rem; }
  .hero-ctas { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; gap: 10px; }
  .hero-ctas .btn { width: 100%; min-width: 0; min-height: 52px; padding: 12px 7px; gap: 6px; font-size: .78rem; white-space: nowrap; }
  .page-hero h1 { font-size: clamp(2.15rem, 8.8vw, 2.85rem); line-height: 1.04; overflow-wrap: normal; hyphens: auto; }
  .page-hero .container { padding-top: calc(var(--nav-h) + 62px); padding-bottom: 42px; }
  .stats-grid,
  .speaker-grid,
  .day-tabs,
  .ticket-options { grid-template-columns: 1fr !important; }
  .stat { min-height: 130px; }
  .block-card { grid-template-columns: 38px 1fr; padding: 22px; }
  .format-slider { min-height: 520px; }
  .format-slide__copy { min-height: 0; padding: 28px 24px 30px; }
  .format-slide__copy h3 { font-size: 2rem; }
  .format-slide__copy p { font-size: 1.04rem; }
  .format-slide__art iframe { pointer-events: none; }
  .speaker-card { min-height: 135px; grid-template-columns: 64px 1fr; padding: 20px; }
  .speaker-photo .initials { font-size: 3.2rem; }
  .agenda-item { grid-template-columns: 1fr; gap: 8px; padding: 22px 20px; }
  .agenda-time { font-size: .9rem; }
  .team-grid { grid-template-columns: 1fr; }
  .team-card { min-height: 290px; }
  .map-embed iframe { height: 400px; }
  .cta-banner__content { padding: 38px 28px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :last-child { grid-column: auto; }
  .footer-legal { flex-direction: column; }
  .ticket-option { min-height: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .marquee-track { animation: none; }
  .hero-gradient-word {
    animation: none;
    background-position: 50% 50%;
    will-change: auto;
  }
  .sdw-carousel-progress-button.is-active span {
    animation: none;
    transform: scaleX(1);
  }
}