@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@200;300;400;600;700;800&display=swap');

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

:root {
  --cryo-dark: #0a1628;
  --cryo-navy: #0f1f3e;
  --cryo-blue: #4fc3f7;
  --cryo-cyan: #80deea;
  --cryo-ice: #e0f7fa;
  --cryo-frost: #b2ebf2;
  --cryo-text: #c5dde8;
  --cryo-muted: #6e8a9e;
  --cryo-white: #f0f8ff;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--cryo-dark);
  color: var(--cryo-text);
  line-height: 1.7;
  font-weight: 300;
}

/* HEADER */
.cryo-header {
  position: fixed; top: 0; left: 0; width: 100%;
  z-index: 1000;
  background: linear-gradient(180deg, rgba(10,22,40,0.98), rgba(10,22,40,0.92));
  backdrop-filter: blur(8px);
  height: 66px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3rem;
  border-bottom: 1px solid rgba(79,195,247,0.12);
}

.cryo-brand {
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--cryo-blue);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.cryo-links { display: flex; list-style: none; gap: 1.8rem; }

.cryo-links a {
  color: var(--cryo-muted);
  text-decoration: none;
  font-weight: 400;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s;
}

.cryo-links a:hover, .cryo-links a.lit { color: var(--cryo-cyan); }

.cryo-burger {
  display: none;
  background: none; border: none; cursor: pointer;
}

.cryo-burger div {
  width: 25px; height: 2px; background: var(--cryo-blue);
  margin: 5px 0; transition: 0.3s;
}

.cryo-burger.on div:first-child { transform: rotate(45deg) translate(5px, 5px); }
.cryo-burger.on div:nth-child(2) { opacity: 0; }
.cryo-burger.on div:last-child { transform: rotate(-45deg) translate(5px, -5px); }

/* HERO */
.frost-hero {
  margin-top: 66px;
  min-height: 85vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: 4rem 2rem;
  background: radial-gradient(ellipse at 50% 30%, rgba(79,195,247,0.1) 0%, transparent 70%),
              radial-gradient(ellipse at 30% 80%, rgba(128,222,234,0.06) 0%, transparent 60%);
}

.frost-hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--cryo-ice);
  line-height: 1.15;
  margin-bottom: 1.5rem;
  max-width: 800px;
}

.frost-hero h1 span { color: var(--cryo-blue); }

.frost-hero p {
  font-size: 1.1rem;
  color: var(--cryo-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.cryo-cta {
  display: inline-block;
  padding: 14px 40px;
  background: transparent;
  border: 2px solid var(--cryo-blue);
  color: var(--cryo-blue);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: all 0.3s;
}

.cryo-cta:hover {
  background: var(--cryo-blue);
  color: var(--cryo-dark);
}

/* NOTICE BOXES */
.ice-notices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(79,195,247,0.08);
}

.ice-notice {
  padding: 2.5rem 2rem;
  background: var(--cryo-navy);
  text-align: center;
}

.ice-notice .glyph { font-size: 2rem; margin-bottom: 0.6rem; display: block; }

.ice-notice h3 {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--cryo-cyan);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

/* GAME */
.cryo-game {
  padding: 5rem 3rem;
  text-align: center;
}

.cryo-game h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--cryo-ice);
  margin-bottom: 0.8rem;
}

.cryo-game .desc { color: var(--cryo-muted); margin-bottom: 2rem; max-width: 550px; display: inline-block; }

.cryo-iframe-wrap {
  width: 100%; max-width: 980px; margin: 0 auto;
  aspect-ratio: 16/9;
  border: 1px solid rgba(79,195,247,0.2);
  background: #000;
  overflow: hidden;
}

.cryo-iframe-wrap iframe { width: 100%; height: 100%; border: none; }

/* CONTENT BLOCKS */
.cryo-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 400px;
}

.cryo-split-text {
  padding: 4rem 3rem;
  display: flex; flex-direction: column; justify-content: center;
  background: var(--cryo-navy);
}

.cryo-split-text h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--cryo-cyan);
  margin-bottom: 1rem;
}

.cryo-split-visual {
  background: linear-gradient(135deg, rgba(79,195,247,0.1), rgba(128,222,234,0.05));
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem;
}

/* FEATURES */
.cryo-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(79,195,247,0.05);
}

.cryo-feat {
  background: var(--cryo-dark);
  padding: 3rem 2rem;
  text-align: center;
}

.cryo-feat h3 {
  font-weight: 600;
  font-size: 1rem;
  color: var(--cryo-blue);
  margin-bottom: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.cryo-feat p { color: var(--cryo-muted); font-size: 0.9rem; }

/* INNER PAGES */
.cryo-page {
  max-width: 860px;
  margin: 0 auto;
  padding: 110px 2rem 60px;
}

.cryo-page h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--cryo-ice);
  margin-bottom: 1.5rem;
}

.cryo-page h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--cryo-blue);
  margin: 2rem 0 0.8rem;
}

.cryo-page p { margin-bottom: 1rem; }
.cryo-page ul { margin: 1rem 0 1rem 1.5rem; }
.cryo-page li { margin-bottom: 0.5rem; }

/* PLAY */
.cryo-play {
  padding: 110px 3rem 60px;
  text-align: center;
}

.cryo-play h1 { font-size: 2.4rem; font-weight: 800; color: var(--cryo-ice); margin-bottom: 1rem; }
.cryo-play .note { color: var(--cryo-muted); max-width: 600px; margin: 0 auto 2rem; }

.cryo-play-frame {
  width: 100%; max-width: 1100px; margin: 0 auto;
  aspect-ratio: 16/9;
  border: 1px solid rgba(79,195,247,0.2);
  background: #000;
  overflow: hidden;
}

.cryo-play-frame iframe { width: 100%; height: 100%; border: none; }

/* FOOTER */
.cryo-footer {
  padding: 3rem;
  background: var(--cryo-navy);
  text-align: center;
  border-top: 1px solid rgba(79,195,247,0.08);
}

.cryo-fnav { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.cryo-fnav a { color: var(--cryo-muted); text-decoration: none; font-size: 0.85rem; transition: color 0.3s; }
.cryo-fnav a:hover { color: var(--cryo-cyan); }

.cryo-resp { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(79,195,247,0.06); }
.cryo-resp p { font-size: 0.82rem; color: var(--cryo-muted); margin-bottom: 0.5rem; }
.cryo-resp a { color: var(--cryo-blue); text-decoration: none; margin: 0 0.8rem; font-size: 0.82rem; }
.cryo-resp a:hover { color: var(--cryo-cyan); }

.cryo-copy { margin-top: 1.2rem; font-size: 0.78rem; color: var(--cryo-muted); }

/* AGE GATE */
.cryo-age-gate {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(10,22,40,0.96);
  z-index: 9999;
  display: flex; align-items: center; justify-content: center;
}

.cryo-age-box {
  background: var(--cryo-navy);
  border: 1px solid rgba(79,195,247,0.25);
  padding: 3rem 2.5rem;
  text-align: center;
  max-width: 420px; width: 90%;
}

.cryo-age-box h2 { font-weight: 700; font-size: 1.5rem; color: var(--cryo-ice); margin-bottom: 1rem; }
.cryo-age-box p { color: var(--cryo-muted); font-size: 0.92rem; margin-bottom: 1.5rem; }
.cryo-age-btns { display: flex; gap: 1rem; justify-content: center; }

.c-yes {
  padding: 11px 30px;
  background: var(--cryo-blue);
  color: var(--cryo-dark);
  border: none;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700; font-size: 0.9rem;
  cursor: pointer; text-transform: uppercase; letter-spacing: 1px;
  transition: background 0.3s;
}

.c-no {
  padding: 11px 30px;
  background: transparent;
  border: 1px solid var(--cryo-muted);
  color: var(--cryo-muted);
  font-family: 'Montserrat', sans-serif;
  font-weight: 500; font-size: 0.9rem;
  cursor: pointer; text-transform: uppercase; letter-spacing: 1px;
}

.c-yes:hover { background: var(--cryo-cyan); }
.c-blocked { color: #ef5350; font-weight: 600; margin-top: 1rem; display: none; font-size: 0.9rem; }

@media (max-width: 900px) {
  .cryo-split { grid-template-columns: 1fr; }
  .cryo-features { grid-template-columns: 1fr; }
  .ice-notices { grid-template-columns: 1fr; }
  .frost-hero h1 { font-size: 2.4rem; }
}

@media (max-width: 768px) {
  .cryo-burger { display: block; }
  .cryo-links {
    display: none;
    position: absolute;
    top: 66px; left: 0; width: 100%;
    background: rgba(10,22,40,0.98);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 0.8rem;
    border-bottom: 1px solid rgba(79,195,247,0.12);
  }
  .cryo-links.open { display: flex; }
  .cryo-page { padding: 90px 1.2rem 40px; }
  .cryo-play { padding: 90px 1.2rem 40px; }
  .cryo-game { padding: 3rem 1.2rem; }
}