/* ===== Tokens ===== */
:root{
  --black: #0a0908;
  --black-2: #131110;
  --black-3: #1c1916;
  --line: rgba(242,237,228,0.12);
  --line-strong: rgba(242,237,228,0.22);

  --gold: #e6b84d;
  --gold-2: #f5d888;
  --gold-dark: #a9791f;

  --bone: #f2ede4;
  --bone-dim: rgba(242,237,228,0.68);
  --steel: #8a8580;

  --blood: #c4432e;

  --display: "Anton", system-ui, sans-serif;
  --body: "Archivo", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --wrap: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--black);
  color: var(--bone);
  font-family: var(--body);
  line-height: 1.5;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

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

.eyebrow{
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--gold);
  margin: 0 0 0.9rem;
}
.eyebrow--center{ text-align:center; }
.eyebrow--dark{ color: rgba(10,9,8,0.65); }

.section-title{
  font-family: var(--display);
  font-weight: 400;
  text-transform: uppercase;
  font-size: clamp(2.1rem, 4.4vw, 3.6rem);
  line-height: 0.98;
  letter-spacing: 0.005em;
  margin: 0 0 1.1rem;
}
.section-title--center{ text-align:center; }

/* ===== Entrance gate ===== */
.gate-lock{ overflow:hidden; height:100vh; }

.gate{
  position: fixed; inset:0; z-index: 700;
  display:flex; align-items:center; justify-content:center;
  background: var(--black); overflow:hidden;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.gate.is-hidden{ opacity:0; visibility:hidden; pointer-events:none; }

.gate__video{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  filter: blur(5px) brightness(0.5) saturate(1.05);
  transform: scale(1.03);
}
.gate__overlay{
  position:absolute; inset:0;
  background: radial-gradient(120% 90% at 50% 45%, rgba(10,9,8,0.25), rgba(10,9,8,0.82) 100%);
}

.gate__content{
  position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center; gap: 1.3rem;
  padding: 2rem; text-align:center;
}
.gate__mark{
  width: 92px; height:92px; border-radius:50%;
  box-shadow: 0 0 60px rgba(230,184,77,0.5);
  animation: gate-pulse 3s ease-in-out infinite;
}
@keyframes gate-pulse{
  0%, 100%{ transform: scale(1); } 50%{ transform: scale(1.06); }
}
.gate__enter{ min-width: 220px; }

@media (prefers-reduced-motion: reduce){
  .gate__mark{ animation:none !important; }
  .gate{ transition:none !important; }
}

/* ===== Background music ===== */
.sound-toggle{
  position: fixed; right: clamp(1rem, 3vw, 1.8rem); bottom: clamp(1rem, 3vw, 1.8rem);
  z-index: 450; width: 46px; height: 46px; border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  background: rgba(10,9,8,0.78); border: 1.5px solid var(--line-strong);
  color: var(--gold); cursor: pointer;
  backdrop-filter: blur(6px);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.sound-toggle:hover{ border-color: var(--gold); transform: translateY(-2px); }
.sound-toggle:focus-visible{ outline: 2px solid var(--gold); outline-offset: 3px; }
.sound-toggle__icon{ width: 22px; height: 22px; }
.sound-toggle__icon--off{ display:none; }
.sound-toggle[aria-pressed="true"] .sound-toggle__icon--on{ display:none; }
.sound-toggle[aria-pressed="true"] .sound-toggle__icon--off{ display:block; }

/* film grain overlay */
.grain{
  position: fixed; inset:0; z-index: 500; pointer-events:none;
  opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:0.5rem;
  font-family: var(--mono); font-weight:700; font-size:0.85rem;
  text-transform: uppercase; letter-spacing: 0.04em;
  padding: 0.85rem 1.7rem; border-radius: 4px;
  border: 2px solid transparent; white-space: nowrap;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color .25s ease, color .25s ease;
}
.btn:hover{ transform: translateY(-2px); }
.btn:focus-visible{ outline: 2px solid var(--gold); outline-offset: 3px; }
.btn--gold{ background: linear-gradient(180deg, var(--gold-2), var(--gold)); color: var(--black); box-shadow: 0 0 0 0 rgba(230,184,77,0.5); }
.btn--gold:hover{ box-shadow: 0 10px 30px -6px rgba(230,184,77,0.55); }
.btn--ghost{ border-color: var(--line-strong); color: var(--bone); background: rgba(242,237,228,0.03); }
.btn--ghost:hover{ border-color: var(--gold); color: var(--gold); }
.btn--small{ padding: 0.55rem 1.2rem; font-size: 0.72rem; }
.btn--big{ padding: 1.05rem 2.1rem; font-size: 0.9rem; }
.btn--dark{ background: var(--black); color: var(--gold); border-color: var(--black); }
.btn--dark:hover{ background: transparent; color: var(--black); border-color: var(--black); }
.icon-x{ width: 0.95rem; height: 0.95rem; flex: none; }

/* ===== Nav ===== */
.nav{
  position: fixed; top:0; left:0; right:0; z-index: 400;
  display:flex; align-items:center; gap: 2rem;
  padding: 1.1rem clamp(1.2rem, 4vw, 3rem);
  background: linear-gradient(to bottom, rgba(10,9,8,0.9), rgba(10,9,8,0));
  backdrop-filter: blur(6px);
}
.nav__logo{
  font-family: var(--display); font-size:1.3rem; letter-spacing: 0.02em; color: var(--bone);
  margin-right: auto; display:flex; align-items:center; gap:0.5rem; text-transform: uppercase;
}
.nav__logo-mark{ width:1.7rem; height:1.7rem; border-radius:50%; }
.nav__links{ display:flex; gap: 1.8rem; font-family: var(--mono); font-weight:500; font-size:0.82rem; color: var(--bone-dim); text-transform: uppercase; letter-spacing: 0.03em; }
.nav__links a:hover{ color: var(--gold); }
.nav__burger{
  display:none; flex-direction:column; gap:5px; width:26px; padding:0;
  background:none; border:none; cursor:pointer;
}
.nav__burger span{ display:block; height:2px; background: var(--bone); border-radius:2px; }

@media (max-width: 760px){
  .nav__links{
    display:none; position:absolute; top:100%; left:0; right:0;
    flex-direction:column; gap:0; background: var(--black-2);
    border-bottom: 1px solid var(--line);
  }
  .nav__links a{ padding: 1rem 1.4rem; border-top: 1px solid var(--line); }
  .nav .btn--small{ display:none; }
  .nav__burger{ display:flex; }
}

/* ===== Hero ===== */
.hero{
  position: relative;
  min-height: 100svh;
  display:flex; flex-direction:column; align-items:center; justify-content:flex-end;
  padding: 7rem 1.2rem 4.5rem;
  overflow: hidden;
  text-align:center;
}

.hero__media{ position:absolute; inset:0; z-index:0; background: var(--black); }
.hero__poster, .hero__video{
  position:absolute; inset:0; width:100%; height:100%; object-fit: cover;
}
.hero__video{ opacity:0; transition: opacity 0.6s ease; }
.hero__video.is-playing{ opacity:1; }
.hero__vignette{
  position:absolute; inset:0;
  background:
    radial-gradient(120% 90% at 50% 100%, rgba(10,9,8,0.95) 0%, rgba(10,9,8,0.35) 45%, rgba(10,9,8,0.1) 65%),
    linear-gradient(to bottom, rgba(10,9,8,0.55) 0%, rgba(10,9,8,0.15) 22%, rgba(10,9,8,0.35) 70%, rgba(10,9,8,0.95) 100%);
}

.hero__content{ position:relative; z-index:3; max-width: 640px; }
.hero__sub{ color: var(--bone); font-size: clamp(1.05rem, 1.6vw, 1.3rem); font-weight: 600; margin: 0 0 2rem; text-wrap: balance; }
.hero__cta{ display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; }

.scrollcue{
  position:absolute; bottom: 1.8rem; left:50%; transform: translateX(-50%);
  width: 22px; height:36px; border: 2px solid var(--line-strong); border-radius: 999px;
  z-index:3;
}
.scrollcue span{
  position:absolute; top:6px; left:50%; transform:translateX(-50%);
  width:4px; height:8px; border-radius:2px; background: var(--gold);
  animation: cue 1.6s ease-in-out infinite;
}
@keyframes cue{
  0%{ opacity:1; top:6px; } 70%{ opacity:0; top:18px; } 100%{ opacity:0; top:6px; }
}

/* ===== Marquee ===== */
.marquee{
  background: var(--gold); color: var(--black);
  transform: rotate(-1.3deg) scale(1.03);
  overflow: hidden; white-space: nowrap;
  padding: 0.8rem 0;
  margin: -1.6rem 0 0;
  position: relative; z-index: 5;
  box-shadow: 0 6px 30px rgba(0,0,0,0.45);
}
.marquee__track{
  display:inline-flex;
  font-family: var(--mono); font-weight:700; font-size: 0.9rem; letter-spacing:0.04em;
  text-transform: uppercase;
  animation: scroll-left 24s linear infinite;
}
@keyframes scroll-left{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}

/* ===== Coin section ===== */
.coinsec{
  max-width: var(--wrap); margin: 0 auto;
  display:grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem);
  align-items:center;
  padding: clamp(6rem, 11vw, 9rem) clamp(1.2rem, 4vw, 3rem) clamp(5rem, 9vw, 7rem);
}
.coinsec__stage{
  position: relative;
  display:flex; align-items:center; justify-content:center;
  min-height: 380px;
}
.coinsec__glow{
  position:absolute; z-index:0; width: 60%; height:60%; border-radius:50%;
  background: radial-gradient(circle, rgba(230,184,77,0.35), rgba(230,184,77,0) 70%);
  filter: blur(40px);
}

.coin3d{
  position:relative; z-index:1;
  width: min(64vw, 320px); aspect-ratio: 1/1;
  perspective: 1400px;
  will-change: transform;
}
.coin3d__spin{
  position:absolute; inset:0; transform-style: preserve-3d;
  animation: spin3d 9s linear infinite;
  will-change: transform;
}
.coin3d__face{
  position:absolute; inset:0; border-radius:50%;
  background-image: url("assets/img/coin-face-512.png");
  background-size: 104% 104%; background-position: center;
  background-color: var(--gold-dark);
  backface-visibility: hidden;
  box-shadow: inset 0 0 0 6px rgba(10,9,8,0.18), 0 0 40px rgba(230,184,77,0.25);
}
.coin3d__face--front{ transform: translateZ(13px); }
.coin3d__face--back{ transform: rotateY(180deg) translateZ(13px); }
.coin3d__face::after{
  content:""; position:absolute; inset:0; border-radius:50%; pointer-events:none;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,0.55) 47%, rgba(255,255,255,0.55) 53%, transparent 70%);
  background-size: 260% 260%;
  background-position: 0% 0%;
  mix-blend-mode: overlay;
  animation: shine 4.5s ease-in-out infinite;
}
@keyframes shine{
  0%, 20%{ background-position: 120% 0%; }
  55%, 100%{ background-position: -40% 0%; }
}
.coin3d__edge{ position:absolute; inset:0; transform-style: preserve-3d; }
.coin3d__edge span{
  position:absolute; top:50%; left:50%;
  width: 22px; height: 26px;
  margin: -13px 0 0 -11px;
  background: var(--gold-dark);
}
.coin3d__edge span:nth-child(odd){ background: var(--gold); }
@keyframes spin3d{
  from{ transform: rotateY(0deg); }
  to{ transform: rotateY(360deg); }
}

.coinsec__panel{}
.coinsec__intro{ color: var(--bone-dim); font-size:1.02rem; margin: 0 0 1.6rem; max-width: 46ch; }

.plate{
  display:grid; gap: 0; margin: 0;
  border: 1px solid var(--line); border-radius: 10px; overflow:hidden;
  background: var(--black-2);
}
.plate__row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 0.95rem 1.2rem; border-bottom: 1px solid var(--line);
}
.plate__row:last-child{ border-bottom:none; }
.plate__row dt{
  font-family: var(--mono); font-size: 0.78rem; text-transform:uppercase; letter-spacing:0.08em;
  color: var(--steel);
}
.plate__row dd{
  font-family: var(--mono); font-weight:700; font-size: 0.95rem; margin:0; color: var(--gold);
  text-align: right;
}

@media (max-width: 860px){
  .coinsec{ grid-template-columns: 1fr; text-align:center; }
  .coinsec__panel{ text-align:left; }
  .plate__row dt, .plate__row dd{ text-align: inherit; }
}

/* ===== Manifesto ===== */
.manifesto{
  background: var(--black-2);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: clamp(5rem, 10vw, 8rem) clamp(1.2rem, 4vw, 3rem);
}
.manifesto__head{ max-width: 640px; margin: 0 auto 3.5rem; text-align:center; }

.rules{
  max-width: 760px; margin: 0 auto; padding:0; list-style:none;
  display:flex; flex-direction:column;
}
.rules__item{
  display:flex; align-items:baseline; gap: 1.4rem;
  padding: 1.3rem 0.4rem; border-top: 1px solid var(--line);
}
.rules__item:last-child{ border-bottom: 1px solid var(--line); }
.rules__num{
  font-family: var(--mono); font-weight:700; color: var(--gold-dark);
  font-size: 1rem; flex: none; width: 2.4rem;
}
.rules__text{
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(1.2rem, 2.4vw, 1.7rem); letter-spacing: 0.01em; line-height: 1.15;
}

/* ===== How to buy ===== */
.howto{
  max-width: var(--wrap); margin: 0 auto;
  padding: clamp(6rem, 11vw, 9rem) clamp(1.2rem, 4vw, 3rem);
  text-align:center;
}
.howto__head{ max-width: 640px; margin: 0 auto 3.5rem; }
.howto__head .eyebrow{ text-align:center; }

.steps{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem;
  margin-bottom: 3rem; text-align:left;
}
.steps__item{
  background: var(--black-2); border: 1px solid var(--line); border-radius: 14px;
  padding: 1.8rem 1.6rem;
}
.steps__num{
  display:block; font-family: var(--mono); font-weight:700; color: var(--gold);
  font-size: 0.85rem; letter-spacing: 0.06em; margin-bottom: 0.9rem;
}
.steps__item h3{
  font-family: var(--display); text-transform: uppercase; font-weight:400;
  font-size: 1.35rem; margin: 0 0 0.6rem; letter-spacing: 0.01em;
}
.steps__item p{ color: var(--bone-dim); font-size: 0.92rem; margin:0; }

@media (max-width: 860px){
  .steps{ grid-template-columns: 1fr; }
}

/* ===== Join (inverted) ===== */
.join{ background: var(--gold); color: var(--black); padding: clamp(5rem, 10vw, 8rem) 1.2rem; }
.join__inner{ max-width: 640px; margin: 0 auto; text-align:center; }
.join__title{
  font-family: var(--display); font-weight:400; color: var(--black); text-transform: uppercase;
  font-size: clamp(2.2rem, 5.6vw, 3.6rem); line-height:0.98; margin: 0 0 2.2rem;
}
.ca{
  display:flex; align-items:center; gap: 0.8rem;
  background: rgba(10,9,8,0.9); color: var(--bone);
  border-radius: 999px; padding: 0.6rem 0.6rem 0.6rem 1.3rem;
  max-width: 100%; margin: 0 auto 2.2rem;
  font-family: var(--mono); font-size: 0.82rem;
}
.ca__label{ color: var(--gold); font-weight:700; flex:none; }
.ca__value{ flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; text-align:left; color: var(--bone-dim); }
.ca__copy{
  flex:none; font-family: var(--mono); font-weight:700; font-size:0.75rem; text-transform:uppercase;
  background: var(--gold); color: var(--black); border:none; border-radius:999px;
  padding: 0.5rem 1rem; cursor:pointer; transition: background 0.2s ease;
}
.ca__copy:hover{ background: var(--gold-2); }
.ca__copy:focus-visible{ outline: 2px solid var(--black); outline-offset: 2px; }

@media (max-width: 560px){
  .ca{ flex-wrap: wrap; border-radius: 16px; justify-content:center; text-align:center; }
  .ca__value{ text-align:center; white-space: normal; order:3; width:100%; }
}

.join__links{ display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; }

/* ===== Footer ===== */
.footer{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:0.5rem;
  padding: 1.6rem clamp(1.2rem, 4vw, 3rem);
  font-family: var(--mono); font-size: 0.76rem; color: var(--steel);
  border-top: 1px solid var(--line);
}

/* ===== Scroll reveal ===== */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible{ opacity:1; transform: translateY(0); }

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .coin3d__spin, .coin3d__face::after, .marquee__track, .scrollcue span{ animation:none !important; }
  .reveal{ opacity:1; transform:none; transition:none; }
}