/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
  --bg:       #0d1117;
  --bg2:      #161b22;
  --bg3:      #1c2128;
  --border:   #30363d;
  --gold:     #f0a500;
  --gold-dim: #b07d00;
  --green:    #3fb950;
  --red:      #f85149;
  --blue:     #79c0ff;
  --cyan:     #39d0c8;
  --purple:   #d2a8ff;
  --muted:    #8b949e;
  --text:     #c9d1d9;
  --bright:   #e6edf3;

  --font-px:   'Press Start 2P', monospace;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-ui:   'Segoe UI', system-ui, -apple-system, sans-serif;

  --radius:  6px;
  --radius-lg: 12px;
  --glow-gold: 0 0 20px rgba(240,165,0,0.35), 0 0 40px rgba(240,165,0,0.15);
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--bright); }
code {
  font-family: var(--font-mono);
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0 5px;
  font-size: 0.88em;
  color: var(--cyan);
}

/* ── Nav ────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13,17,23,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.6); }
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 24px;
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  color: var(--bright);
  font-family: var(--font-px);
  font-size: 0.7rem;
  letter-spacing: 1px;
  transition: color .2s;
}
.nav-logo:hover { color: var(--gold); }
.logo-glyph { font-size: 1.3rem; }
.nav-links {
  display: flex; align-items: center; gap: 28px;
  font-size: 0.85rem;
}
.nav-links a { color: var(--muted); transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-wiki {
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: var(--radius);
  color: var(--text) !important;
  transition: border-color .2s, color .2s !important;
}
.nav-wiki:hover { border-color: var(--gold) !important; color: var(--gold) !important; }
.nav-discord {
  display: flex; align-items: center; gap: 6px;
  background: #5865F2;
  color: #fff !important;
  padding: 5px 12px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.82rem;
  transition: opacity .2s;
}
.nav-discord:hover { opacity: 0.85; color: #fff !important; }
.nav-discord svg { flex-shrink: 0; }
.nav-gh {
  display: flex; align-items: center; gap: 6px;
  background: var(--gold);
  color: #000 !important;
  padding: 5px 12px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.82rem;
  transition: opacity .2s;
}
.nav-gh:hover { opacity: 0.85; }
.nav-gh svg { flex-shrink: 0; }

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-family: var(--font-px);
  font-size: 0.6rem;
  letter-spacing: 1px;
  cursor: pointer;
  border: none;
  transition: all .2s;
  white-space: nowrap;
}
.btn-gold {
  background: var(--gold);
  color: #0d1117;
  box-shadow: 0 0 16px rgba(240,165,0,0.4);
}
.btn-gold:hover {
  background: #ffc030;
  color: #0d1117;
  box-shadow: var(--glow-gold);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-1px);
}
.btn-lg { font-size: 0.65rem; padding: 14px 28px; }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 80px 24px 60px;
  overflow: hidden;
}
.starfield {
  position: absolute; inset: 0;
  pointer-events: none;
}
.scanlines {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px, transparent 2px,
    rgba(0,0,0,0.08) 2px, rgba(0,0,0,0.08) 4px
  );
  pointer-events: none;
  z-index: 1;
}
.hero-layout {
  position: relative; z-index: 2;
  display: flex; align-items: center; gap: 60px;
  max-width: 1200px; width: 100%;
}
.hero-copy { flex: 0 0 auto; max-width: 480px; }
.hero-badge {
  display: inline-block;
  font-family: var(--font-px);
  font-size: 0.48rem;
  letter-spacing: 2px;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 5px 10px;
  border-radius: 3px;
  margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-px);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  line-height: 1.2;
  color: var(--gold);
  text-shadow: var(--glow-gold);
  letter-spacing: 4px;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 32px;
}
.hero-btns {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-bottom: 36px;
}
.hero-stats {
  display: flex; gap: 24px; flex-wrap: wrap;
}
.hstat {
  display: flex; flex-direction: column; align-items: flex-start;
}
.hstat-n {
  font-family: var(--font-px);
  font-size: 1.2rem;
  color: var(--gold);
}
.hstat-l {
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Terminal mockup */
.hero-terminal { flex: 1; min-width: 0; }
.term-chrome {
  background: #1a1f26;
  border-radius: var(--radius-lg);
  border: 1px solid #3a4048;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.05),
    0 20px 60px rgba(0,0,0,0.7),
    0 0 40px rgba(240,165,0,0.1);
  overflow: hidden;
}
.term-titlebar {
  background: #252b34;
  padding: 10px 14px;
  display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid #3a4048;
}
.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  display: inline-block;
}
.dot-r { background: #f85149; }
.dot-y { background: #f0a500; }
.dot-g { background: #3fb950; }
.term-name {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
}
.term-screen {
  background: var(--bg);
  padding: 14px 18px;
  min-height: 340px;
  overflow: hidden;
  position: relative;
}
.term-pre {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.5;
  color: var(--text);
  white-space: pre;
  overflow: hidden;
}
.term-pre div { white-space: pre; min-height: 1.05em; }
.term-cursor {
  color: var(--gold);
  animation: blink 1s step-end infinite;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  vertical-align: middle;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.scroll-hint {
  position: absolute; bottom: 28px;
  font-size: 1.1rem; color: var(--muted);
  animation: bounce 2s ease-in-out infinite;
  z-index: 2;
}
@keyframes bounce {
  0%,100% { transform: translateY(0); opacity: 0.5; }
  50%      { transform: translateY(6px); opacity: 1; }
}

/* ── Section base ───────────────────────────────────────────────────────── */
.section-wrap {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
}
.section-title {
  font-family: var(--font-px);
  font-size: clamp(0.9rem, 2.5vw, 1.3rem);
  color: var(--bright);
  letter-spacing: 2px;
  margin-bottom: 14px;
  line-height: 1.5;
}
.section-sub {
  color: var(--muted);
  font-size: 1rem;
  max-width: 680px;
  line-height: 1.7;
  margin-bottom: 52px;
}

/* ── Features ───────────────────────────────────────────────────────────── */
.features {
  padding: 100px 24px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.feat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.feat-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  opacity: 0; transform: translateY(20px);
}
.feat-card.visible {
  opacity: 1; transform: translateY(0);
  transition: opacity .5s ease, transform .5s ease, border-color .25s, box-shadow .25s;
}
.feat-card:hover {
  border-color: var(--gold-dim);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.feat-icon { font-size: 2rem; margin-bottom: 14px; }
.feat-card h3 {
  font-family: var(--font-px);
  font-size: 0.65rem;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.feat-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }

/* ── Ages ───────────────────────────────────────────────────────────────── */
.ages-section {
  padding: 100px 0;
  overflow: hidden;
}
.ages-section .section-wrap { margin-bottom: 0; padding-bottom: 52px; }
.ages-scroll {
  width: 100%;
  overflow-x: auto;
  padding: 0 24px 16px;
  scrollbar-color: var(--border) transparent;
  scrollbar-width: thin;
}
.ages-scroll::-webkit-scrollbar { height: 4px; }
.ages-scroll::-webkit-scrollbar-track { background: transparent; }
.ages-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.ages-track {
  display: flex;
  gap: 0;
  width: max-content;
  position: relative;
  padding: 20px 0;
}
/* connector line */
.ages-track::before {
  content: '';
  position: absolute;
  top: 50%; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--border) 5%, var(--border) 95%, transparent);
  transform: translateY(-50%);
  z-index: 0;
}
.age-node {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  width: 110px;
  cursor: default;
}
.age-dot {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--bg3);
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  transition: border-color .25s, box-shadow .25s, transform .25s;
  margin-bottom: 10px;
}
.age-node:hover .age-dot {
  border-color: var(--gold);
  box-shadow: 0 0 14px rgba(240,165,0,0.5);
  transform: scale(1.15);
}
.age-order {
  font-family: var(--font-px);
  font-size: 0.38rem;
  color: var(--gold);
  margin-bottom: 4px;
}
.age-name {
  font-family: var(--font-px);
  font-size: 0.38rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.6;
}
.age-node:hover .age-name { color: var(--text); }

/* ── How to Play ────────────────────────────────────────────────────────── */
.howto {
  padding: 100px 24px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.steps {
  display: flex; flex-direction: column; gap: 0;
}
.step {
  display: flex; gap: 32px; align-items: flex-start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  opacity: 0; transform: translateX(-20px);
}
.step.visible {
  opacity: 1; transform: translateX(0);
  transition: opacity .5s ease, transform .5s ease;
}
.step:last-child { border-bottom: none; }
.step-num {
  font-family: var(--font-px);
  font-size: 1.8rem;
  color: var(--border);
  min-width: 70px;
  line-height: 1;
  padding-top: 4px;
  transition: color .25s;
}
.step:hover .step-num { color: var(--gold-dim); }
.step-body h3 {
  font-family: var(--font-px);
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.step-body p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 14px;
  line-height: 1.7;
}
.codeblock {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  line-height: 1.6;
}
.codeblock code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}
.code-event { color: var(--gold); }
.code-success { color: var(--green); }

/* ── Commands ───────────────────────────────────────────────────────────── */
.commands-section {
  padding: 100px 24px;
}
.cmd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
  margin-bottom: 28px;
}
.cmd-group-title {
  font-family: var(--font-px);
  font-size: 0.55rem;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.cmd-row {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px;
  padding: 6px 0;
  font-size: 0.82rem;
  border-bottom: 1px solid rgba(48,54,61,0.5);
}
.cmd-row:last-child { border-bottom: none; }
.cmd-row code {
  flex-shrink: 0;
  font-size: 0.75rem;
  white-space: nowrap;
}
.cmd-row span { color: var(--muted); font-size: 0.8rem; text-align: right; }
.cmd-more { color: var(--muted); font-size: 0.9rem; }
.cmd-more a { color: var(--gold); }

/* ── Download ───────────────────────────────────────────────────────────── */
.download {
  padding: 100px 24px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
}
.ptabs {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 28px;
}
.ptab {
  font-family: var(--font-px);
  font-size: 0.52rem;
  padding: 9px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all .2s;
  letter-spacing: 1px;
}
.ptab:hover { border-color: var(--text); color: var(--text); }
.ptab.active { border-color: var(--gold); color: var(--gold); background: rgba(240,165,0,0.08); }
.pane { display: none; }
.pane.active { display: block; }
.install-steps { display: flex; flex-direction: column; gap: 18px; margin-bottom: 18px; }
.install-step { display: flex; flex-direction: column; gap: 8px; }
.istep-label {
  font-family: var(--font-px);
  font-size: 0.52rem;
  color: var(--muted);
  letter-spacing: 1px;
}
.install-note {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--muted);
}
.install-note code { color: var(--cyan); }
.dl-cta {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

/* ── Community + Support ─────────────────────────────────────────────────── */
.community-support {
  padding: 80px 24px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.cs-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: border-color .25s, transform .25s, box-shadow .25s;
}
.cs-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.cs-discord:hover { border-color: #5865F2; box-shadow: 0 8px 32px rgba(88,101,242,0.2); }
.cs-coffee:hover  { border-color: #FFDD00; box-shadow: 0 8px 32px rgba(255,221,0,0.15); }
.cs-icon {
  font-size: 2.2rem;
  flex-shrink: 0;
  line-height: 1;
  padding-top: 4px;
}
.cs-discord .cs-icon { color: #5865F2; }
.cs-title {
  font-family: var(--font-px);
  font-size: 0.65rem;
  color: var(--bright);
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.cs-body p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}
.cs-btn-discord {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  background: #5865F2;
  color: #fff;
  border-radius: var(--radius);
  font-family: var(--font-px);
  font-size: 0.55rem;
  letter-spacing: 1px;
  transition: background .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 4px 16px rgba(88,101,242,0.3);
}
.cs-btn-discord:hover {
  background: #4752c4;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(88,101,242,0.45);
}
.bmc-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 22px;
  background: #FFDD00;
  color: #000;
  border-radius: var(--radius);
  font-family: var(--font-px);
  font-size: 0.55rem;
  letter-spacing: 1px;
  font-weight: 700;
  transition: transform .2s, box-shadow .2s, background .2s;
  box-shadow: 0 4px 16px rgba(255,221,0,0.25);
}
.bmc-btn:hover {
  background: #ffe633;
  color: #000;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(255,221,0,0.4);
}
@media (max-width: 760px) {
  .cs-grid { grid-template-columns: 1fr; }
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.footer {
  padding: 56px 24px 40px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-inner { max-width: 600px; margin: 0 auto; }
.footer-brand {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  margin-bottom: 10px;
}
.footer-glyph { font-size: 1.8rem; }
.footer-name {
  font-family: var(--font-px);
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 2px;
}
.footer-tag { color: var(--muted); font-size: 0.85rem; margin-bottom: 20px; }
.footer-links {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 20px;
  margin-bottom: 20px;
  font-size: 0.85rem;
}
.footer-links a { color: var(--muted); transition: color .2s; }
.footer-links a:hover { color: var(--gold); }
.footer-copy { color: var(--border); font-size: 0.78rem; }

/* ── Pixel art decorative border ────────────────────────────────────────── */
.ages-section::before,
.ages-section::after {
  content: '';
  display: block;
  height: 4px;
  background: repeating-linear-gradient(
    to right,
    var(--gold) 0px, var(--gold) 8px,
    transparent 8px, transparent 16px
  );
  opacity: 0.25;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero-layout { flex-direction: column; gap: 40px; }
  .hero-terminal { width: 100%; }
  .hero-copy { max-width: 100%; }
}
@media (max-width: 680px) {
  .nav-links { gap: 14px; font-size: 0.78rem; }
  .nav-links a:not(.nav-wiki):not(.nav-gh) { display: none; }
  .hero-title { font-size: 2rem; }
  .hero-badge { font-size: 0.4rem; }
  .step { flex-direction: column; gap: 14px; }
  .step-num { font-size: 1.2rem; min-width: auto; }
  .cmd-grid { grid-template-columns: 1fr; }
  .feat-grid { grid-template-columns: 1fr; }
  .dl-cta { flex-direction: column; }
}

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }