/* ==========================================================
   MANGOCHAIN — landing page
   Palette: powder blue field, ink-navy footer, white display
   Type: Anton (condensed display) / Space Mono (utility)
   ========================================================== */

:root {
  --field: #c9ddf7;
  --field-deep: #b3cef2;
  --ink: #081024;
  --ink-soft: #0d1730;
  --white: #ffffff;
  --accent: #3b82f6;
  --chip-bg: rgba(8, 16, 36, 0.55);
  --display: "Anton", "Arial Narrow", sans-serif;
  --mono: "Space Mono", "Courier New", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--mono);
  background: var(--field);
  color: var(--ink);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ---------- header ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
}

.logo-box {
  font-family: var(--display);
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--white);
  background: var(--ink);
  border: 2px solid var(--white);
  outline: 2px solid var(--ink);
  padding: 8px 14px 6px;
  line-height: 1;
}

.main-nav {
  display: flex;
  gap: 34px;
}

.main-nav a {
  font-family: var(--display);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  position: relative;
  padding: 4px 2px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

.header-spacer {
  width: 120px;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ring-bg {
  position: absolute;
  inset: -40%;
  background:
    repeating-radial-gradient(
      circle at 18% 30%,
      transparent 0 56px,
      rgba(8, 16, 36, 0.07) 56px 58px
    ),
    repeating-radial-gradient(
      circle at 85% 75%,
      transparent 0 72px,
      rgba(8, 16, 36, 0.06) 72px 74px
    ),
    linear-gradient(160deg, var(--field) 0%, var(--field-deep) 100%);
}

/* --- fanned card deck --- */

.deck {
  position: absolute;
  inset: 0;
  perspective: 1400px;
}

.deck-card {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(62vw, 880px);
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: 0 40px 80px rgba(8, 16, 36, 0.35);
  transform: translate(-50%, -50%);
  background-size: cover;
  will-change: transform;
}

/* --- hero copy block --- */

.hero-info {
  position: absolute;
  left: clamp(24px, 6vw, 90px);
  bottom: clamp(28px, 7vh, 80px);
  z-index: 10;
  max-width: 480px;
  color: var(--white);
}

.badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.hot-badge {
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hot-badge .flame {
  color: #ff7a3c;
  font-size: 11px;
}

.category-chip {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--chip-bg);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 3px;
  padding: 4px 10px;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-family: var(--display);
  font-size: clamp(56px, 8vw, 118px);
  line-height: 0.92;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  text-shadow: 0 6px 30px rgba(8, 16, 36, 0.45);
}

.hero-desc {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.7;
  margin-top: 12px;
  max-width: 360px;
  text-shadow: 0 2px 12px rgba(8, 16, 36, 0.6);
}

.launch-btn {
  display: inline-block;
  margin-top: 22px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--white);
  border-radius: 999px;
  padding: 14px 44px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.launch-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(8, 16, 36, 0.35);
}

/* --- hero right rail --- */

.hero-side {
  position: absolute;
  right: clamp(24px, 5vw, 70px);
  bottom: clamp(28px, 7vh, 80px);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
}

.see-all {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  text-shadow: 0 2px 10px rgba(8, 16, 36, 0.6);
}

.see-all .tri {
  font-size: 9px;
}

.see-all.dark {
  color: var(--ink);
  text-shadow: none;
}

.thumb-row {
  display: flex;
  gap: 8px;
}

.thumb {
  width: 46px;
  height: 46px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background-size: cover;
  cursor: pointer;
  opacity: 0.55;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.thumb:hover {
  opacity: 0.85;
}

.thumb.is-active {
  opacity: 1;
  transform: translateY(-4px);
  border-color: var(--white);
}

/* ---------- card artwork (pure CSS, original) ---------- */

.art-tidepool {
  background:
    radial-gradient(circle at 50% 42%, rgba(255, 255, 255, 0.85) 0 9%, transparent 26%),
    radial-gradient(circle at 50% 45%, #79b8ff 0 20%, transparent 34%),
    repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.12) 0 14px, transparent 14px 38px),
    radial-gradient(ellipse at 30% 80%, #0a3f8f 0%, transparent 60%),
    linear-gradient(180deg, #2f7fe0 0%, #0b2f6e 100%);
}

.art-arcadia {
  background:
    radial-gradient(circle at 70% 40%, rgba(126, 255, 154, 0.9) 0 6%, transparent 22%),
    repeating-linear-gradient(90deg, rgba(126, 255, 154, 0.18) 0 3px, transparent 3px 46px),
    radial-gradient(ellipse at 20% 90%, #0c4d27 0%, transparent 55%),
    linear-gradient(180deg, #06140b 0%, #0c2c17 100%);
}

.art-orchard {
  background:
    radial-gradient(circle at 35% 35%, rgba(255, 158, 128, 0.85) 0 8%, transparent 26%),
    repeating-radial-gradient(circle at 75% 70%, rgba(255, 255, 255, 0.08) 0 18px, transparent 18px 40px),
    linear-gradient(160deg, #b3123a 0%, #4d0414 100%);
}

.art-bloom {
  background:
    radial-gradient(circle at 60% 35%, rgba(214, 168, 255, 0.9) 0 7%, transparent 24%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.07) 0 10px, transparent 10px 34px),
    linear-gradient(200deg, #5b21b6 0%, #170733 100%);
}

.art-juice {
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 214, 102, 0.95) 0 9%, transparent 28%),
    repeating-conic-gradient(from 0.2turn at 50% 50%, rgba(255, 255, 255, 0.06) 0 14deg, transparent 14deg 32deg),
    linear-gradient(180deg, #d97706 0%, #4a1d04 100%);
}

/* ---------- apps section ---------- */

.apps {
  position: relative;
  background:
    repeating-radial-gradient(
      circle at 80% 10%,
      transparent 0 64px,
      rgba(8, 16, 36, 0.05) 64px 66px
    ),
    var(--field);
  padding: 90px 0 70px;
}

.apps-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(24px, 6vw, 90px);
  margin-bottom: 28px;
}

.apps-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.apps-title h2 {
  font-family: var(--display);
  font-size: 20px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.logo-mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: conic-gradient(from 0.1turn, #3b82f6, #8b5cf6, #f59e0b, #3b82f6);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 150px;
  gap: 14px;
  padding: 0 clamp(24px, 6vw, 90px);
}

.app-card {
  position: relative;
  grid-column: span 3;
  border-radius: 8px;
  border: 1px solid rgba(8, 16, 36, 0.25);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(8, 16, 36, 0.3);
}

.app-card--feature {
  grid-column: span 6;
  grid-row: span 2;
}

.app-card .category-chip {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
}

.app-card-body {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 2;
  padding: 16px;
  color: var(--white);
}

.app-card-body h3 {
  font-family: var(--display);
  font-size: clamp(20px, 2vw, 30px);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}

.app-card-body p {
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 6px;
  opacity: 0.85;
}

/* dark gradient covers (original) */

.app-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(132, 138, 152, 0.9) 0%, rgba(10, 12, 18, 0.96) 78%);
  z-index: 1;
}

.cover-arcadia { background: var(--ink); }
.cover-makers { background: linear-gradient(180deg, #6b4a2a, #161009); }
.cover-bloom { background: linear-gradient(180deg, #3a3f4d, #07080c); }
.cover-juice { background: linear-gradient(180deg, #6b5320, #14100a); }
.cover-orchard { background: linear-gradient(180deg, #5d2230, #120407); }
.cover-portal { background: linear-gradient(180deg, #3a2d63, #0a0716); }
.cover-pulse { background: linear-gradient(180deg, #1f4f4a, #04100f); }

.cover-arcadia::before { background: linear-gradient(180deg, rgba(126, 255, 154, 0.25) 0%, rgba(6, 20, 11, 0.96) 78%); }
.cover-bloom::before { background: linear-gradient(180deg, rgba(190, 196, 212, 0.85) 0%, rgba(7, 8, 12, 0.97) 80%); }

/* ---------- marquee ---------- */

.marquee {
  margin: 80px 0 40px;
  overflow: hidden;
  display: grid;
  gap: 6px;
}

.marquee-row {
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 34px;
  padding-right: 34px;
  will-change: transform;
}

.m-item {
  font-family: var(--display);
  font-size: clamp(44px, 5.4vw, 78px);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--ink);
  line-height: 1;
}

.m-icon {
  flex: none;
  width: clamp(40px, 4.4vw, 64px);
  height: clamp(40px, 4.4vw, 64px);
  border-radius: 22%;
  box-shadow: 0 8px 20px rgba(8, 16, 36, 0.25);
}

.i-1 { background: radial-gradient(circle at 35% 30%, #9bbcf5, #1d4ed8); }
.i-2 { background: radial-gradient(circle at 60% 30%, #fcd9a4, #b45309); }
.i-3 { background: radial-gradient(circle at 40% 60%, #b6f2c5, #15803d); }
.i-4 { background: radial-gradient(circle at 60% 60%, #ddc2ff, #6d28d9); }
.i-5 { background: radial-gradient(circle at 30% 40%, #fcb3c0, #be123c); }
.i-6 { background: radial-gradient(circle at 50% 30%, #a6ecf0, #0e7490); }

/* ---------- browse button ---------- */

.browse-wrap {
  display: flex;
  justify-content: center;
  padding: 30px 0 60px;
}

.browse-btn {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--accent);
  border-radius: 999px;
  padding: 16px 46px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.browse-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(59, 130, 246, 0.5);
}

/* ---------- footer ---------- */

.site-footer {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 220px));
  justify-content: center;
  gap: 60px;
  padding: 90px clamp(24px, 6vw, 90px) 120px;
}

.footer-col h4 {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 7px 0;
  opacity: 0.8;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.footer-col a:hover {
  opacity: 1;
  transform: translateX(4px);
}

.footer-strip {
  display: flex;
  gap: 4vw;
  justify-content: center;
  transform: translateY(34%);
  opacity: 0.28;
  pointer-events: none;
}

.strip-card {
  flex: none;
  width: clamp(120px, 14vw, 220px);
  aspect-ratio: 3 / 4;
  border-radius: 8px;
  transform: perspective(900px) rotateY(18deg) rotateZ(-2deg);
}

.strip-card:nth-child(even) {
  transform: perspective(900px) rotateY(-16deg) rotateZ(2deg) translateY(-14px);
}

.footer-legal {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  padding: 18px clamp(24px, 6vw, 90px) 22px;
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.7;
}

.footer-legal a:hover {
  text-decoration: underline;
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .main-nav { gap: 18px; }
  .header-spacer { display: none; }

  .deck-card { width: 86vw; }

  .hero-side {
    right: auto;
    left: clamp(24px, 6vw, 90px);
    bottom: 8px;
    align-items: flex-start;
  }

  .app-card { grid-column: span 6; }
  .app-card--feature { grid-column: span 12; }

  .footer-cols {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 60px;
  }
}