:root {
  --bg: #0b0f1f;
  --bg-2: #0f1530;
  --panel: rgba(255,255,255,0.04);
  --panel-border: rgba(255,255,255,0.08);
  --text: #f4f1e8;
  --text-dim: #a7adc3;
  --muted: #6e7591;
  --accent: #f4b73a;
  --accent-2: #ffd86b;
  --accent-soft: rgba(244,183,58,0.14);
  --ring: rgba(244,183,58,0.45);
  --grid: rgba(255,255,255,0.04);
}

[data-theme="light"] {
  --bg: #f5efe2;
  --bg-2: #ece4d0;
  --panel: rgba(15,21,48,0.04);
  --panel-border: rgba(15,21,48,0.1);
  --text: #16182b;
  --text-dim: #474c63;
  --muted: #7a7f97;
  --accent: #d89a1d;
  --accent-2: #c47d00;
  --accent-soft: rgba(216,154,29,0.14);
  --ring: rgba(216,154,29,0.45);
  --grid: rgba(15,21,48,0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  background:
    radial-gradient(1400px 900px at 82% -5%, rgba(236, 72, 153, 0.10), transparent 55%),
    radial-gradient(1100px 800px at 12% 8%, rgba(139, 92, 246, 0.18), transparent 60%),
    radial-gradient(900px 700px at 50% 42%, rgba(56, 128, 230, 0.10), transparent 65%),
    radial-gradient(700px 500px at 85% 55%, rgba(244, 183, 58, 0.06), transparent 60%),
    radial-gradient(1000px 700px at 20% 90%, rgba(120, 60, 180, 0.14), transparent 60%),
    linear-gradient(180deg, #05071a 0%, #0a0d28 40%, #0d133a 75%, #0a0e2a 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

[data-theme="light"] body {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(216,154,29,0.18), transparent 60%),
    radial-gradient(900px 500px at 10% 10%, rgba(120,80,200,0.08), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

/* Milky-way style diagonal dust band, overlaid via a pseudo element on body */
body::before {
  content: "";
  position: fixed;
  inset: -20% -10%;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 22% at 50% 50%, rgba(180, 140, 230, 0.10), transparent 65%),
    radial-gradient(ellipse 60% 18% at 50% 50%, rgba(255, 200, 120, 0.05), transparent 70%);
  transform: rotate(-18deg);
  pointer-events: none;
  filter: blur(30px);
  opacity: 0.9;
}
[data-theme="light"] body::before { opacity: 0.15; }

#stars {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 1;
}
[data-theme="light"] #stars { opacity: 0.25; }

main, header, footer { position: relative; z-index: 1; }

/* ——— Nav ——— */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  max-width: 1400px;
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: 'Fredoka', 'Inter', sans-serif;
}
.brand-mark {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.brand-accent { color: var(--accent); }
.brand-sub {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: var(--text-dim);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  transition: color 0.15s, background 0.15s, border-color 0.15s, transform 0.15s;
}
.social:hover {
  color: var(--accent);
  border-color: var(--ring);
  transform: translateY(-1px);
}
.nav-divider {
  width: 1px;
  height: 20px;
  background: var(--panel-border);
  margin: 0 4px;
}

.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-dim);
  width: 74px;
  height: 30px;
  transition: background 0.2s;
}
.theme-toggle .sun, .theme-toggle .moon {
  flex: 0 0 auto;
  width: 14px;
  text-align: center;
}
.theme-toggle .knob {
  position: absolute;
  left: 4px;
  top: 4px;
  width: 22px;
  height: 22px;
  background: var(--text);
  border-radius: 50%;
  transition: transform 0.25s ease;
}
[data-theme="light"] .theme-toggle .knob { transform: translateX(0); }
[data-theme="dark"] .theme-toggle .knob { transform: translateX(40px); }

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s, background 0.2s, color 0.2s, border-color 0.2s;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--text);
  color: var(--bg);
}
.btn-primary:hover {
  transform: translateY(-1px);
  background: var(--accent);
  color: #16182b;
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--panel-border);
}
.btn-ghost:hover {
  background: var(--panel);
  border-color: var(--ring);
}

/* ——— Hero ——— */
.hero {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 48px 120px;
  text-align: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}
.planet {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  opacity: 0.55;
}
.planet-a {
  width: 140px; height: 140px;
  left: 6%; top: 14%;
  background: radial-gradient(circle at 30% 30%, #c57cf0, #6d3a9c 60%, #2b1552);
  box-shadow: -10px 0 30px rgba(109,58,156,0.4);
}
.planet-b {
  width: 90px; height: 90px;
  right: 10%; top: 8%;
  background: radial-gradient(circle at 30% 30%, #ffd86b, #c47d00 60%, #5a3500);
  box-shadow: inset -10px -6px 14px rgba(0,0,0,0.3);
}

.hero-inner { position: relative; }

.eyebrow {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 24px;
}

.title {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: clamp(56px, 9vw, 128px);
  line-height: 1.02;
  font-weight: 700;
  margin: 0 auto 28px;
  letter-spacing: -0.02em;
  max-width: 14ch;
}
.accent {
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: clamp(16px, 1.4vw, 20px);
  color: var(--text-dim);
  max-width: 60ch;
  margin: 0 auto 36px;
  line-height: 1.55;
}

.cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-dog {
  margin: 72px auto 0;
  width: min(340px, 65%);
  padding: 16px;
  background: #f5efe2;
  border-radius: 28px;
  border: 2px solid rgba(255,255,255,0.08);
  box-shadow:
    0 30px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(244,183,58,0.2);
  transform: rotate(-3deg);
  animation: bob 5s ease-in-out infinite;
}
.hero-dog img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 18px;
}

@keyframes bob {
  0%, 100% { transform: rotate(-3deg) translateY(0); }
  50% { transform: rotate(-1deg) translateY(-10px); }
}

/* ——— Mission ——— */
.mission {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 48px;
  text-align: center;
}
.section-title {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: clamp(40px, 6vw, 88px);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}
.section-lede {
  color: var(--text-dim);
  max-width: 60ch;
  margin: 0 auto 48px;
  font-size: 17px;
  line-height: 1.6;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 28px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.stat-num {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: 40px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ——— Split ——— */
.split {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 48px;
  text-align: center;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 40px;
  text-align: left;
}
.split-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 22px;
  padding: 32px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s, border-color 0.2s;
}
.split-card:hover {
  transform: translateY(-2px);
  border-color: var(--ring);
}
.split-rank {
  align-self: flex-start;
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.06em;
}
.split-card h3 {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: 26px;
  margin: 0;
  font-weight: 600;
  line-height: 1.2;
}
.split-card p {
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1.55;
  margin: 0;
  flex: 1;
}

.bar {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
  margin-top: 8px;
}
[data-theme="light"] .bar { background: rgba(15,21,48,0.08); }
.bar span {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 999px;
}

/* subtle visual hierarchy via background and dimming */
.tier-1 {
  background: linear-gradient(135deg, rgba(244,183,58,0.12), rgba(244,183,58,0.02));
  border-color: rgba(244,183,58,0.22);
}
.tier-4 { opacity: 0.82; }

.split-note {
  color: var(--muted);
  font-size: 14px;
  margin-top: 36px;
  font-style: italic;
}

/* ——— How (steps) ——— */
.how {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 48px;
  text-align: center;
}
.steps {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  text-align: left;
}
.steps li { min-height: 100%; }
.steps li {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 24px;
  transition: transform 0.2s, border-color 0.2s;
}
.steps li:hover {
  transform: translateY(-2px);
  border-color: var(--ring);
}
.step-n {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.steps h3 {
  font-family: 'Fredoka', 'Inter', sans-serif;
  font-size: 18px;
  margin: 10px 0 8px;
  font-weight: 600;
}
.steps p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

/* ——— Play ——— */
.play {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 48px 120px;
}
.play-inner {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  align-items: center;
  gap: 64px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 32px;
  padding: 56px;
}
.play-dog-wrap {
  padding: 14px;
  background: #f5efe2;
  border-radius: 24px;
  box-shadow:
    0 24px 40px rgba(0,0,0,0.4),
    0 0 0 1px rgba(244,183,58,0.18);
  transform: rotate(2deg);
  max-width: 320px;
  margin: 0 auto;
}
.play-dog {
  width: 100%;
  display: block;
  border-radius: 14px;
}
.play-copy .section-title { font-size: clamp(32px, 4vw, 56px); }
.play-copy p {
  color: var(--text-dim);
  line-height: 1.6;
  margin: 0 0 24px;
}

/* ——— Footer ——— */
.foot {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 48px 48px;
  border-top: 1px solid var(--panel-border);
}
.foot-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dim);
  font-size: 13px;
  flex-wrap: wrap;
  gap: 16px;
}
.foot-socials {
  display: inline-flex;
  gap: 14px;
  align-items: center;
}
.foot-socials a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
}
.foot-socials a:hover { color: var(--accent); }
.muted { color: var(--muted); }

/* ——— Responsive ——— */
@media (max-width: 900px) {
  .nav { padding: 18px 22px; }
  .brand-sub { display: none; }
  .hero, .mission, .split, .how, .play { padding-left: 22px; padding-right: 22px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split-grid { grid-template-columns: 1fr; }
  .play-inner { grid-template-columns: 1fr; padding: 32px; gap: 24px; }
  .foot { padding: 24px 22px 32px; }
}