@import url("https://fonts.googleapis.com/css2?family=Anton&family=Chakra+Petch:ital,wght@0,300;0,400;0,500;0,600;0,700;1,600;1,700&family=Barlow+Condensed:ital,wght@0,400;0,500;0,600;0,700;1,700&display=swap");

:root {
  /* base ink */
  --black: #000000;
  --near-black: #07070a;
  --ink-900: #0d0d10;
  --ink-800: #141418;
  --ink-700: #1c1c21;
  --ink-600: #2a2a31;
  --ink-500: #3d3d46;
  --ink-400: #6b6b76;
  --ink-300: #9a9aa4;
  --ink-200: #c9c9d0;
  --ink-100: #e8e8ec;
  --white: #ffffff;

  /* signal red */
  --red-600: #8a0000;
  --red-500: #c20d0d;
  --red-400: #ed1c24;
  --red-300: #ff2b2b;
  --red-200: #ff6a6a;

  /* floor accents */
  --floor-main: #ed1c24;
  --floor-tunnel: #2f9bff;
  --floor-cage: #00e6a4;

  /* semantic aliases */
  --bg-page: var(--black);
  --bg-surface: var(--ink-900);
  --bg-raised: var(--ink-800);
  --bg-sunken: var(--near-black);

  --text-primary: var(--white);
  --text-secondary: var(--ink-200);
  --text-muted: var(--ink-400);
  --text-on-accent: var(--white);
  --text-on-inverse: var(--black);

  --border-hairline: rgba(255, 255, 255, 0.16);
  --link: var(--red-400);
  --link-hover: var(--red-200);

  /* fonts */
  --font-headline: "Anton", Impact, "Haettenschweiler", sans-serif;
  --font-display: "Chakra Petch", "Eurostile", sans-serif;
  --font-body: "Barlow Condensed", "Roboto Condensed", sans-serif;

  /* size ramp */
  --fs-3xs: 11px;
  --fs-2xs: 13px;
  --fs-xs: 15px;
  --fs-sm: 18px;
  --fs-md: 22px;
  --fs-lg: 28px;
  --fs-xl: 38px;
  --fs-2xl: 52px;
  --fs-3xl: 72px;
  --fs-4xl: 96px;
  --fs-5xl: 132px;

  /* tracking */
  --ls-tight: -0.02em;
  --ls-normal: 0;
  --ls-wide: 0.06em;
  --ls-wider: 0.14em;
  --ls-widest: 0.26em;

  /* spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* radii */
  --radius-none: 0;
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-tile: 28px;

  --border-width-hair: 1px;
  --border-width: 2px;
  --rule-width: 3px;

  /* effects */
  --glow-red-sm: 0 0 6px rgba(237, 28, 36, 0.9), 0 0 18px rgba(237, 28, 36, 0.55);
  --glow-white: 0 0 8px rgba(255, 255, 255, 0.9), 0 0 30px rgba(255, 255, 255, 0.45);
  --shadow-type: 0 4px 0 rgba(0, 0, 0, 0.85);

  /* motion */
  --ease-snap: cubic-bezier(0.2, 0.9, 0.1, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-instant: 80ms;
  --dur-fast: 140ms;
  --press-scale: 0.97;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font: inherit;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
}

a {
  color: var(--link);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  background: rgba(0, 0, 0, 0.92);
  border-bottom: 1px solid var(--border-hairline);
  backdrop-filter: blur(6px);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-header__logo {
  display: block;
  width: 44px;
  height: auto;
}

.site-header__meta {
  font: 700 13px/1 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--white);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font: 700 var(--fs-sm)/1 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  border-radius: var(--radius-none);
  cursor: pointer;
  border: var(--border-width) solid transparent;
  transition: transform var(--dur-instant) var(--ease-snap),
    box-shadow var(--dur-fast) var(--ease-out),
    background var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out);
}

.btn:active {
  transform: scale(var(--press-scale));
}

.btn--sm {
  padding: 10px 18px;
  font-size: var(--fs-2xs);
}

.btn--md {
  padding: 14px 28px;
  font-size: var(--fs-sm);
}

.btn--lg {
  padding: 20px 44px;
  font-size: var(--fs-md);
}

.btn--primary {
  background: var(--red-400);
  color: var(--text-on-accent);
  border-color: var(--red-400);
}

.btn--primary:hover {
  box-shadow: var(--glow-red-sm);
  color: var(--text-on-accent);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn--outline:hover {
  background: var(--white);
  color: var(--text-on-inverse);
  box-shadow: var(--glow-white);
}

/* ---------- Tag ---------- */

.tag {
  display: inline-block;
  padding: 5px 10px 4px;
  font: 700 var(--fs-2xs)/1 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  border-radius: var(--radius-none);
  color: var(--white);
  border: 1px solid var(--border-hairline);
  background: transparent;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: min(92vh, 900px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 56px 24px 64px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.9;
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.96) 0%,
    rgba(0, 0, 0, 0.72) 26%,
    rgba(0, 0, 0, 0.25) 62%,
    rgba(0, 0, 0, 0.6) 100%
  );
}

.hero__wayfinding {
  position: absolute;
  top: 36px;
  right: 24px;
  width: min(86px, 16vw);
  height: auto;
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.hero__headline {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__headline-line {
  font: 400 clamp(44px, 9vw, 118px) / 0.88 var(--font-headline);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--white);
  text-shadow: var(--shadow-type);
}

.hero__headline-line--accent {
  color: var(--red-400);
}

.rule {
  height: var(--rule-width);
  background: var(--red-400);
}

.rule--white {
  background: var(--white);
}

.hero__rule {
  width: min(420px, 70%);
}

.hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero__cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 8px;
}

.hero__cta {
  animation: rie-hum 4.8s steps(1, end) infinite;
}

@keyframes rie-hum {
  0%,
  100% {
    opacity: 1;
  }
  48% {
    opacity: 1;
  }
  49% {
    opacity: 0.55;
  }
  51% {
    opacity: 1;
  }
  84% {
    opacity: 1;
  }
  85% {
    opacity: 0.7;
  }
  87% {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__cta {
    animation: none;
  }
}

/* ---------- Section shared ---------- */

.section {
  padding: 88px 24px;
}

.section--hairline-top {
  border-top: 1px solid var(--border-hairline);
}

.section--tight-bottom {
  padding: 0 24px 88px;
}

.section__container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.section__container--narrow {
  max-width: 820px;
  gap: 24px;
}

.kicker {
  font: 700 13px/1 var(--font-display);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--text-muted);
}

.kicker--accent {
  color: var(--red-400);
}

/* ---------- Story ---------- */

.story p {
  margin: 0;
  font: 400 clamp(20px, 2.4vw, 28px) / 1.4 var(--font-body);
  color: var(--text-secondary);
}

.story__claim {
  font: 400 clamp(28px, 4vw, 52px) / 0.92 var(--font-headline);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--white);
}

.story__claim span {
  color: var(--red-400);
}

/* ---------- Feature grid ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.feature-grid img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-tile);
}

/* ---------- Floors ---------- */

.floor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.floor-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.floor-card--main {
  border-color: var(--floor-main);
}

.floor-card--tunnel {
  border-color: var(--floor-tunnel);
}

.floor-card--cage {
  border-color: var(--floor-cage);
}

.floor-card img {
  display: block;
  width: 110px;
  height: auto;
}

.floor-card__title {
  font: 700 22px/1 var(--font-display);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--white);
}

.floor-card__text {
  font: 400 18px/1.35 var(--font-body);
  color: var(--text-secondary);
}

/* ---------- Ticket section ---------- */

.tickets {
  position: relative;
  padding: 96px 24px;
  overflow: hidden;
  border-top: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
}

.tickets__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.tickets__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.95) 0%,
    rgba(0, 0, 0, 0.8) 45%,
    rgba(0, 0, 0, 0.85) 100%
  );
}

.tickets__content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 28px;
}

.breaking-label {
  display: inline-block;
  background: var(--red-400);
  color: var(--text-on-accent);
  padding: 6px 16px 5px;
  font: 700 26px/1 var(--font-headline);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-none);
}

.tickets__headline {
  font: 400 clamp(38px, 7vw, 96px) / 0.9 var(--font-headline);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--white);
  text-shadow: var(--shadow-type);
}

.tickets__headline span {
  color: var(--red-400);
}

.tickets__rule {
  width: 160px;
}

.tickets__copy {
  margin: 0;
  font: 400 clamp(20px, 2.2vw, 26px) / 1.4 var(--font-body);
  color: var(--text-secondary);
  max-width: 560px;
}

.tickets__footnote {
  font: 700 13px/1.6 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--ink-300);
}

/* ---------- Info panels ---------- */

.info-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.info-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
}

.info-panel--red {
  border-color: var(--floor-main);
}

.info-panel__title {
  font: 700 var(--fs-xs)/1 var(--font-display);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.info-panel--red .info-panel__title {
  color: var(--floor-main);
}

.info-panel__body {
  font: 400 var(--fs-md)/1.35 var(--font-body);
  color: var(--text-secondary);
}

.info-panel__body a {
  color: var(--link);
}

.info-panel__lead {
  font: 700 22px/1.3 var(--font-display);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--white);
}

.info-panel__sub {
  margin-top: 8px;
}

/* ---------- Footer ---------- */

.site-footer {
  position: relative;
  padding: 72px 24px 40px;
  border-top: 1px solid var(--border-hairline);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 36px;
  text-align: center;
}

.site-footer__mark {
  display: block;
  width: 86px;
  height: auto;
  opacity: 0.9;
}

.site-footer__kicker {
  font: 500 19px/1 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--text-secondary);
  text-shadow: var(--shadow-type);
}

.site-footer__url {
  margin-top: 6px;
  font: 700 34px/1 var(--font-display);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--text-primary);
  text-shadow: var(--shadow-type);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  font: 700 13px/1 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
}

.site-footer__links span {
  color: var(--ink-500);
}

/* ---------- Impressum ---------- */

.impressum-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px 96px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.impressum-title-block {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.impressum-title {
  font: 400 clamp(40px, 7vw, 72px) / 0.9 var(--font-headline);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--white);
}

.impressum-title-block .rule {
  width: 120px;
}

.impressum-subtitle {
  font: 700 22px/1.2 var(--font-display);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--white);
}

.impressum-dl {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: 1px 0;
  font: 400 22px/1.35 var(--font-body);
}

.impressum-dl dt {
  margin: 0;
  padding: 16px 0;
  border-top: 1px solid var(--border-hairline);
  font: 700 13px/1.4 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--text-muted);
}

.impressum-dl dd {
  margin: 0;
  padding: 16px 0;
  border-top: 1px solid var(--border-hairline);
  color: var(--text-secondary);
}

.impressum-dl dt:last-of-type,
.impressum-dl dd:last-of-type {
  border-bottom: 1px solid var(--border-hairline);
}

.impressum-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font: 700 13px/1 var(--font-display);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
}

/* ---------- Responsive ---------- */

@media (max-width: 480px) {
  .site-header {
    padding: 10px 16px;
  }

  .site-header__meta {
    font-size: 11px;
  }
}