/* Batak Canlı - public site. One stylesheet, no framework, no web font.
   The page is served under `default-src 'self'`, so nothing here is inline in the HTML. */

:root {
  --ink: #0b0906;
  --ink-2: #14100a;
  --ink-3: #1d1710;
  --line: #3a2e1a;
  --text: #f3ead7;
  --muted: #b9ab8d;
  --gold: #e9c165;
  --gold-hi: #fbe7a8;
  --gold-lo: #a67722;
  --red: #c8262d;
  --felt: #0f3d2b;
  --felt-hi: #1a6145;
  --card: #fbf7ee;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --gutter: clamp(16px, 4vw, 48px);
  --measure: 68ch;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 17px/1.6 var(--sans);
  overflow-x: hidden;
}

a {
  color: var(--gold);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--gold-hi);
}

:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 3px;
  border-radius: 4px;
}

h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.12;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.gold {
  background: linear-gradient(180deg, var(--gold-hi), var(--gold) 45%, var(--gold-lo));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--gold);
  color: var(--ink);
  padding: 8px 14px;
  border-radius: 6px;
  z-index: 10;
}

.skip:focus {
  left: 8px;
}

/* --- Top bar ------------------------------------------------------------------------ */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--gutter);
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.brand img {
  border-radius: 50%;
}

.brand b {
  color: var(--gold);
}

.topnav {
  display: flex;
  gap: clamp(12px, 2.4vw, 28px);
  font-size: 0.95rem;
}

.topnav a {
  color: var(--muted);
  text-decoration: none;
}

.topnav a:hover {
  color: var(--gold-hi);
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(16px, 4vw, 56px);
  padding: clamp(32px, 6vw, 80px) var(--gutter) clamp(40px, 7vw, 96px);
  min-height: min(720px, calc(100svh - 70px));
  background:
    radial-gradient(60% 55% at 72% 46%, rgba(233, 193, 101, 0.16), transparent 70%),
    radial-gradient(40% 40% at 10% 0%, rgba(200, 38, 45, 0.1), transparent 70%);
}

.eyebrow {
  color: var(--gold);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.6rem, 6.4vw, 5.2rem);
  letter-spacing: -0.01em;
}

.lead {
  margin-top: 22px;
  max-width: 46ch;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.4vw, 1.2rem);
}

.stores {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.store {
  display: grid;
  padding: 10px 22px 12px;
  border: 1px solid var(--gold-lo);
  border-radius: 12px;
  background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1.2;
}

.store small {
  font: 0.68rem/1.4 var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.fineprint {
  margin-top: 22px;
  max-width: 48ch;
  font-size: 0.86rem;
  color: color-mix(in srgb, var(--muted) 80%, transparent);
}

/* --- The 3D table ------------------------------------------------------------------- */

.stage {
  position: relative;
  height: clamp(340px, 46vw, 600px);
  perspective: 1300px;
  perspective-origin: 50% 38%;
  /* --s scales the whole scene; every length inside is a multiple of it. */
  --s: clamp(0.5px, 0.082vw + 0.26px, 1px);
}

.rig {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  /* --rx / --ry are driven by scene.js from the pointer; the defaults are the resting pose. */
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, -8deg));
  will-change: transform;
}

.rig *,
.felt * {
  transform-style: preserve-3d;
}

.felt {
  position: absolute;
  left: 50%;
  top: 56%;
  width: calc(620 * var(--s));
  height: calc(620 * var(--s));
  margin: calc(-310 * var(--s)) 0 0 calc(-310 * var(--s));
  border-radius: 50%;
  transform: rotateX(66deg) translateZ(calc(-60 * var(--s)));
  background:
    radial-gradient(circle at 50% 42%, var(--felt-hi), var(--felt) 58%, #082318 100%);
  border: calc(14 * var(--s)) solid #2a1d0b;
  box-shadow:
    0 0 0 calc(3 * var(--s)) var(--gold-lo),
    0 0 0 calc(5 * var(--s)) #120c05,
    0 calc(60 * var(--s)) calc(120 * var(--s)) rgba(0, 0, 0, 0.75),
    inset 0 0 calc(80 * var(--s)) rgba(0, 0, 0, 0.55);
}

.felt__ring {
  position: absolute;
  inset: 16%;
  border-radius: 50%;
  border: calc(1.5 * var(--s)) solid rgba(233, 193, 101, 0.35);
}

/* A playing card. Sizes come from --s so the card scales with the scene. */

.card {
  position: absolute;
  width: calc(120 * var(--s));
  height: calc(172 * var(--s));
  font-family: var(--serif);
  color: #14110c;
}

.card--red {
  color: var(--red);
}

.card__front,
.card__back {
  position: absolute;
  inset: 0;
  border-radius: calc(11 * var(--s));
  backface-visibility: hidden;
  box-shadow: 0 calc(10 * var(--s)) calc(24 * var(--s)) rgba(0, 0, 0, 0.45);
}

.card__front {
  background: linear-gradient(160deg, #ffffff, var(--card) 55%, #e9e0cc);
  border: calc(1 * var(--s)) solid #cfc3a6;
  display: grid;
  place-items: center;
}

.card__idx {
  position: absolute;
  left: calc(9 * var(--s));
  top: calc(6 * var(--s));
  font-size: calc(24 * var(--s));
  font-weight: 700;
  line-height: 1;
  display: grid;
  justify-items: center;
}

.card__idx i {
  font-style: normal;
  font-size: calc(20 * var(--s));
}

.card__pip {
  font-size: calc(78 * var(--s));
  line-height: 1;
}

.card__back {
  transform: rotateY(180deg);
  border: calc(2 * var(--s)) solid var(--gold-lo);
  background:
    radial-gradient(circle at 50% 50%, rgba(233, 193, 101, 0.9) 0 9%, transparent 10%),
    repeating-linear-gradient(45deg, rgba(233, 193, 101, 0.22) 0 2px, transparent 2px 9px),
    repeating-linear-gradient(-45deg, rgba(233, 193, 101, 0.22) 0 2px, transparent 2px 9px),
    linear-gradient(160deg, #1b150c, #0b0906);
}

/* The trick lying on the felt. */

.played {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0;
  height: 0;
}

.played .card {
  left: calc(-60 * var(--s));
  top: calc(-86 * var(--s));
  animation: play 900ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.played--n { transform: translate3d(calc(6 * var(--s)), calc(-74 * var(--s)), calc(2 * var(--s))) rotateZ(8deg); }
.played--e { transform: translate3d(calc(82 * var(--s)), calc(-4 * var(--s)), calc(4 * var(--s))) rotateZ(96deg); }
.played--s { transform: translate3d(calc(-8 * var(--s)), calc(70 * var(--s)), calc(6 * var(--s))) rotateZ(-6deg); }
.played--w { transform: translate3d(calc(-84 * var(--s)), calc(6 * var(--s)), calc(8 * var(--s))) rotateZ(-84deg); }

.played--n .card { animation-delay: 500ms; }
.played--e .card { animation-delay: 750ms; }
.played--s .card { animation-delay: 1000ms; }
.played--w .card { animation-delay: 1250ms; }

@keyframes play {
  from {
    opacity: 0;
    transform: translate3d(0, calc(-260 * var(--s)), calc(240 * var(--s))) rotateZ(-40deg);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Chip stacks: discs lifted off the felt one above the other. */

.chips {
  position: absolute;
  width: calc(64 * var(--s));
  height: calc(64 * var(--s));
}

.chips--a { left: 12%; top: 58%; }
.chips--b { left: 74%; top: 22%; }
.chips--c { left: 78%; top: 64%; }

.chips i {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle, #171109 0 44%, transparent 45%),
    repeating-conic-gradient(var(--gold) 0 18deg, #171109 18deg 36deg);
  border: calc(2 * var(--s)) solid var(--gold-lo);
  box-shadow: 0 0 0 calc(1 * var(--s)) #000;
}

.chips--b i {
  background:
    radial-gradient(circle, #171109 0 44%, transparent 45%),
    repeating-conic-gradient(var(--red) 0 18deg, #f3ead7 18deg 36deg);
}

.chips i:nth-child(1) { transform: translateZ(calc(2 * var(--s))); }
.chips i:nth-child(2) { transform: translateZ(calc(9 * var(--s))); }
.chips i:nth-child(3) { transform: translateZ(calc(16 * var(--s))); }
.chips i:nth-child(4) { transform: translateZ(calc(23 * var(--s))); }
.chips i:nth-child(5) { transform: translateZ(calc(30 * var(--s))); }
.chips i:nth-child(6) { transform: translateZ(calc(37 * var(--s))); }
.chips i:nth-child(7) { transform: translateZ(calc(44 * var(--s))); }

/* The hand, fanned and floating above the table. */

.fan {
  position: absolute;
  left: 50%;
  top: 40%;
  width: 0;
  height: 0;
  transform: translateZ(calc(170 * var(--s))) rotateX(-6deg);
  animation: hover 7s ease-in-out infinite;
}

@keyframes hover {
  0%,
  100% { translate: 0 0; }
  50% { translate: 0 calc(-14 * var(--s)); }
}

.fan__card {
  left: calc(-60 * var(--s));
  top: calc(-150 * var(--s));
  transform-origin: 50% 165%;
  animation: deal 1100ms cubic-bezier(0.2, 0.9, 0.25, 1) both;
}

.fan__card--1 { --a: -30deg; --z: 0; animation-delay: 0ms; }
.fan__card--2 { --a: -15deg; --z: 8; animation-delay: 90ms; }
.fan__card--3 { --a: 0deg; --z: 16; animation-delay: 180ms; }
.fan__card--4 { --a: 15deg; --z: 24; animation-delay: 270ms; }
.fan__card--5 { --a: 30deg; --z: 32; animation-delay: 360ms; }

.fan__card {
  transform: rotateZ(var(--a)) translateZ(calc(var(--z) * var(--s)));
}

@keyframes deal {
  from {
    opacity: 0;
    transform: rotateZ(0deg) translateZ(calc(-200 * var(--s))) rotateY(180deg);
  }
  to {
    opacity: 1;
    transform: rotateZ(var(--a)) translateZ(calc(var(--z) * var(--s)));
  }
}

/* --- Bands -------------------------------------------------------------------------- */

.band {
  padding: clamp(48px, 8vw, 104px) var(--gutter);
}

.band--dark {
  background: linear-gradient(180deg, var(--ink-2), var(--ink));
  border-block: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
}

.band h2 {
  font-size: clamp(1.8rem, 3.6vw, 2.9rem);
}

.band__lead {
  margin-top: 12px;
  color: var(--muted);
  max-width: var(--measure);
}

.features {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 16px;
  perspective: 1200px;
}

.features li {
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(165deg, var(--ink-3), var(--ink-2));
  /* --tx / --ty are set by scene.js while the pointer is over the tile. */
  transform: rotateX(var(--tx, 0deg)) rotateY(var(--ty, 0deg));
  transition: transform 180ms ease-out, border-color 180ms ease-out;
}

.features li:hover {
  border-color: var(--gold-lo);
}

.features h3 {
  font-size: 1.3rem;
  margin: 10px 0 8px;
}

.features p,
.pillars p {
  color: var(--muted);
  font-size: 0.98rem;
}

.suit {
  font-size: 1.9rem;
  line-height: 1;
  color: var(--gold);
}

.suit--red {
  color: var(--red);
}

/* Mode cards flip in 3D on hover, focus or tap. */

.modes {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: 18px;
}

.flip {
  aspect-ratio: 5 / 7;
  max-height: 340px;
  perspective: 1000px;
  cursor: pointer;
  border-radius: 18px;
}

.flip__inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 600ms cubic-bezier(0.3, 0.8, 0.3, 1);
}

.flip:hover .flip__inner,
.flip:focus-visible .flip__inner,
.flip.is-flipped .flip__inner {
  transform: rotateY(180deg);
}

.flip__face {
  position: absolute;
  inset: 0;
  border-radius: 18px;
  backface-visibility: hidden;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 22px;
}

.flip__front {
  background: linear-gradient(160deg, #ffffff, var(--card) 55%, #e6dcc6);
  color: #14110c;
  border: 1px solid #cfc3a6;
}

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

.flip__front span {
  font-size: clamp(3rem, 7vw, 4.6rem);
  line-height: 1;
}

.flip__front h3 {
  margin-top: 10px;
  font-size: 1.5rem;
}

.flip__back {
  transform: rotateY(180deg);
  border: 2px solid var(--gold-lo);
  background:
    repeating-linear-gradient(45deg, rgba(233, 193, 101, 0.08) 0 2px, transparent 2px 10px),
    linear-gradient(160deg, #1b150c, #0b0906);
  color: var(--text);
  font-size: 1rem;
}

.pillars {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 28px 40px;
}

.pillars li {
  padding-left: 18px;
  border-left: 2px solid var(--gold-lo);
}

.pillars h3 {
  font-size: 1.22rem;
  margin-bottom: 8px;
}

.notice-band {
  padding: 26px var(--gutter);
  background: #1a0d0c;
  border-block: 1px solid #4a1f1c;
  color: #f0d9cf;
  font-size: 0.98rem;
}

.notice-band p {
  max-width: 90ch;
}

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

.footer {
  padding: 32px var(--gutter) 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.92rem;
  border-top: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

/* --- Legal pages -------------------------------------------------------------------- */

.legal {
  padding: clamp(32px, 6vw, 72px) var(--gutter) clamp(48px, 8vw, 96px);
}

.legal > * {
  max-width: var(--measure);
}

.legal h1 {
  font-size: clamp(2rem, 4.4vw, 3.1rem);
}

.legal .meta {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.legal h2 {
  font-size: 1.45rem;
  margin-top: 44px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.legal h3 {
  font-size: 1.12rem;
  margin-top: 26px;
}

.legal p,
.legal ul,
.legal ol {
  margin-top: 14px;
}

.legal ul,
.legal ol {
  padding-left: 22px;
  list-style: revert;
}

.legal li + li {
  margin-top: 6px;
}

.legal .callout {
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid var(--gold-lo);
  border-radius: 12px;
  background: var(--ink-3);
}

.legal .callout > :first-child {
  margin-top: 0;
}

.table-wrap {
  margin-top: 18px;
  max-width: 100%;
  overflow-x: auto;
}

.legal table {
  border-collapse: collapse;
  min-width: 560px;
  font-size: 0.94rem;
}

.legal th,
.legal td {
  text-align: left;
  vertical-align: top;
  padding: 10px 14px 10px 0;
  border-bottom: 1px solid var(--line);
}

.legal th {
  color: var(--gold);
  font-weight: 600;
}

.notfound {
  min-height: 60svh;
  display: grid;
  place-content: center;
  text-align: center;
  gap: 14px;
  padding: var(--gutter);
}

.notfound h1 {
  font-size: clamp(3rem, 10vw, 6rem);
}

/* --- Small screens and reduced motion ----------------------------------------------- */

@media (max-width: 860px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }

  .stage {
    order: -1;
    height: clamp(280px, 78vw, 440px);
    --s: clamp(0.4px, 0.135vw, 0.8px);
  }

  .topnav a:not(:last-child) {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fan,
  .fan__card,
  .played .card {
    animation: none;
  }

  .flip__inner,
  .features li {
    transition: none;
  }
}