/* ArenaCodex // Osmosis — v0.1 */

:root {
  --navy-deep: #010A2E;
  --navy: #021A54;
  --navy-surface: #0A2468;
  --navy-hair: #1A2A5C;
  --pink: #FF85BB;
  --pink-light: #FFCEE3;
  --pink-dim: #b05a85;
  --grey-light: #F5F5F5;
  --text: #E8EBF5;
  --text-dim: #8B93B8;
  --text-dimmer: #5A6284;
  --line: #152148;
  --line-soft: rgba(21, 33, 72, 0.6);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--navy-deep);
}

body {
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  line-height: 1.65;
  font-size: 16px;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Grid backdrop */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(255,133,187,0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,133,187,0.028) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 20%, black 0%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 20%, black 0%, transparent 85%);
}

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

::selection { background: var(--pink); color: var(--navy-deep); }

/* ---------- HEADER ---------- */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(1, 10, 46, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-header-mark {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}
.site-header-mark .parent { color: var(--text-dim); letter-spacing: 0.14em; }
.site-header-mark .sep { color: var(--pink); }
.site-header-mark .main { color: var(--text); font-weight: 700; letter-spacing: 0.08em; }

.site-nav {
  display: flex;
  gap: 28px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.site-nav a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}
.site-nav a:hover { color: var(--pink); }

.status-badge {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pink);
  border: 1px solid var(--pink);
  padding: 5px 10px;
  border-radius: 2px;
  background: rgba(255, 133, 187, 0.06);
  white-space: nowrap;
  font-weight: 500;
}

/* ---------- CHAPTERS ---------- */

.chapter {
  padding: 140px 32px 100px;
  max-width: 1100px;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.chapter-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--pink);
  margin-bottom: 28px;
  font-weight: 500;
}

.chapter h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(30px, 5vw, 56px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0 0 40px;
  max-width: 900px;
  color: var(--text);
}

.chapter h3.sub-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--pink);
  margin: 72px 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.chapter p {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 720px;
  margin: 0 0 18px;
}

.chapter p.lead {
  color: var(--text);
  font-size: 19px;
  line-height: 1.55;
}

/* ---------- HERO ---------- */

.hero {
  padding-top: 160px;
  padding-bottom: 120px;
}

.hero-parent {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  letter-spacing: 0.35em;
  color: var(--pink);
  margin-bottom: 32px;
  text-transform: uppercase;
  font-weight: 500;
}
.hero-parent::after {
  content: ' //';
  color: var(--text-dim);
}

.hero-wordmark {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(72px, 16vw, 200px);
  line-height: 0.9;
  letter-spacing: -0.035em;
  color: var(--text);
  margin: 0 0 36px;
  position: relative;
}

.hero-wordmark::after {
  content: '';
  display: block;
  width: 72px;
  height: 3px;
  background: var(--pink);
  margin-top: 28px;
}

.hero-sub {
  font-size: clamp(20px, 2.5vw, 26px);
  color: var(--text);
  max-width: 600px;
  margin: 0 0 14px;
  font-weight: 400;
  line-height: 1.4;
}

.hero-sub-2 {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 620px;
  margin: 0 0 70px;
}

.hero-meta {
  display: flex;
  gap: 56px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 28px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  letter-spacing: 0.1em;
}

.hero-meta-item .label {
  color: var(--text-dimmer);
  text-transform: uppercase;
  margin-right: 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
}
.hero-meta-item .value {
  color: var(--pink);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

/* ---------- STATS ROW ---------- */

.stats-wrap { margin: 56px 0 48px; }

.stats-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-card {
  border: 1px solid var(--line);
  padding: 22px;
  background: rgba(2, 26, 84, 0.35);
  transition: border-color 0.25s ease, background 0.25s ease;
}
.stat-card:hover {
  border-color: var(--pink-dim);
  background: rgba(255, 133, 187, 0.04);
}

.stat-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 16px;
  font-weight: 500;
}

.stat-bar {
  height: 4px;
  background: var(--line);
  border-radius: 0;
  overflow: hidden;
  margin-bottom: 14px;
}
.stat-fill {
  height: 100%;
  background: var(--pink);
  width: 0%;
  transition: width 1.4s cubic-bezier(0.2, 0.6, 0.2, 1);
  box-shadow: 0 0 12px rgba(255, 133, 187, 0.35);
}

.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 26px;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.stat-value .slash {
  color: var(--text-dimmer);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0;
}

/* ---------- ANALYST QUOTE ---------- */

.analyst-quote {
  border-left: 2px solid var(--pink);
  padding: 22px 30px;
  margin: 44px 0;
  background: rgba(255, 133, 187, 0.035);
  max-width: 860px;
}
.analyst-quote .q {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.45;
  color: var(--text);
  margin: 0 0 14px;
  font-weight: 400;
}
.analyst-quote .attrib {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ---------- SLOTS ---------- */

.slots {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin: 32px 0 56px;
}
.slot {
  padding: 22px 14px 20px;
  border: 1px solid var(--line);
  text-align: center;
  background: rgba(2, 26, 84, 0.25);
  transition: border-color 0.25s ease;
}
.slot:hover { border-color: var(--pink-dim); }
.slot-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: var(--pink);
  margin-bottom: 10px;
  letter-spacing: 0.25em;
  font-weight: 500;
}
.slot-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.slot-hint {
  font-size: 11px;
  color: var(--text-dimmer);
  letter-spacing: 0.05em;
}

/* ---------- FORMULA ---------- */

.formula {
  font-family: 'JetBrains Mono', monospace;
  background: rgba(2, 26, 84, 0.4);
  border: 1px solid var(--line);
  border-left: 2px solid var(--pink);
  padding: 26px 30px;
  margin: 28px 0 56px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  overflow-x: auto;
}
.formula-line { font-size: 16px; }
.formula .hl { color: var(--pink); font-weight: 500; }
.formula .dim { color: var(--text-dim); }
.formula-tiers {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text);
}
.formula-tiers span { display: inline-flex; gap: 6px; }

/* ---------- DECAY VISUAL ---------- */

.decay-visual {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: 28px 0 56px;
}
.decay-col {
  border: 1px solid var(--line);
  padding: 18px 16px;
  background: rgba(2, 26, 84, 0.3);
  position: relative;
}
.decay-col.warn { border-color: var(--pink); background: rgba(255, 133, 187, 0.06); }
.decay-day {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.decay-bar {
  height: 6px;
  background: var(--line);
  overflow: hidden;
  margin-bottom: 12px;
}
.decay-fill {
  height: 100%;
  background: var(--pink);
  box-shadow: 0 0 10px rgba(255, 133, 187, 0.3);
}
.decay-col.warn .decay-fill { background: var(--pink-light); }
.decay-val {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 22px;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.decay-tag {
  position: absolute;
  top: 18px;
  right: 16px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--pink);
  font-weight: 600;
}

/* ---------- LADDER ---------- */

.ladder {
  border: 1px solid var(--line);
  margin: 28px 0 16px;
  background: rgba(2, 26, 84, 0.2);
}
.ladder-rung {
  padding: 22px 30px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 28px;
  align-items: start;
}
.ladder-rung:last-child { border-bottom: none; }
.ladder-rung:hover { background: rgba(255, 133, 187, 0.025); }
.rung-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--pink);
  font-size: 13px;
  text-transform: uppercase;
}
.rung-body {
  font-size: 15.5px;
  color: var(--text);
  line-height: 1.55;
}
.rung-body .miss {
  display: block;
  color: var(--text-dim);
  font-size: 11px;
  margin-top: 10px;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ---------- VOICE TABLE ---------- */

.voice-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 36px 0 28px;
  border: 1px solid var(--line);
}
.voice-col { padding: 28px 32px; }
.voice-col + .voice-col { border-left: 1px solid var(--line); }
.voice-col h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--pink);
  margin: 0 0 18px;
}
.voice-col ul { list-style: none; padding: 0; margin: 0; }
.voice-col li {
  padding: 12px 0;
  color: var(--text);
  font-size: 15px;
  border-bottom: 1px solid var(--line-soft);
}
.voice-col li:last-child { border-bottom: none; }

/* ---------- STATUS BOX ---------- */

.status-box {
  border: 1px solid var(--pink);
  padding: 28px 32px;
  background: rgba(255, 133, 187, 0.04);
  margin: 28px 0 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.status-item .label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.status-item .value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  color: var(--text);
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* ---------- ROADMAP ---------- */

.roadmap { margin: 28px 0; }
.phase {
  padding: 22px 16px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 120px 1fr 120px;
  gap: 28px;
  align-items: start;
  transition: background 0.2s ease;
}
.phase:last-child { border-bottom: none; }
.phase:hover { background: rgba(255, 133, 187, 0.02); }
.phase.current {
  background: rgba(255, 133, 187, 0.05);
  border-left: 2px solid var(--pink);
  padding-left: 14px;
}
.phase-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  color: var(--pink);
  letter-spacing: 0.18em;
  font-size: 12px;
  text-transform: uppercase;
}
.phase-name {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text);
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 6px;
}
.phase-detail {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.55;
}
.phase-status {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dimmer);
  text-align: right;
  padding-top: 4px;
}
.phase.current .phase-status { color: var(--pink); }

/* ---------- DISPATCH LOG ---------- */

.dispatch {
  border: 1px solid var(--line);
  padding: 30px 32px;
  margin-top: 48px;
  background: rgba(2, 26, 84, 0.3);
}
.dispatch h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: var(--pink);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  margin: 0 0 22px;
  font-weight: 500;
}
.dispatch-entry {
  display: grid;
  grid-template-columns: 120px 70px 1fr;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13.5px;
  align-items: start;
  line-height: 1.5;
}
.dispatch-entry:last-of-type { border-bottom: none; }
.dispatch-entry .date { color: var(--text-dim); }
.dispatch-entry .tag { color: var(--pink); }
.dispatch-entry .msg { color: var(--text); }
.dispatch-note {
  margin-top: 18px;
  font-size: 11px;
  color: var(--text-dim);
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

/* ---------- FOOTER ---------- */

.site-footer {
  padding: 100px 32px 80px;
  max-width: 1100px;
  margin: 0 auto;
}

.footer-wordmark {
  font-family: 'Space Grotesk', sans-serif;
  margin-bottom: 20px;
}
.footer-wordmark .parent {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 13px;
  display: block;
  margin-bottom: 6px;
  letter-spacing: 0.3em;
}
.footer-wordmark .main {
  font-weight: 700;
  font-size: 32px;
  letter-spacing: -0.015em;
  color: var(--text);
}

.footer-meta {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.18em;
  margin: 20px 0 44px;
  text-transform: uppercase;
}
.footer-meta .hl { color: var(--pink); }

.footer-quote {
  border-left: 2px solid var(--pink);
  padding: 18px 26px;
  font-size: clamp(17px, 2vw, 21px);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 400;
  max-width: 700px;
  font-style: italic;
  line-height: 1.5;
  margin: 0 0 44px;
}
.footer-quote .src {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 14px;
  font-style: normal;
  font-weight: 500;
}

.footer-legal {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: var(--text-dimmer);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ---------- IDLE DECAY DEMO (corner) ---------- */

.decay-demo {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 14px 18px;
  background: rgba(1, 10, 46, 0.92);
  border: 1px solid var(--pink);
  z-index: 99;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pink);
  max-width: 220px;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.5s ease, transform 0.5s ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
.decay-demo.active {
  opacity: 1;
  transform: translateY(0);
}
.decay-demo .label {
  display: block;
  color: var(--text-dim);
  margin-bottom: 10px;
  font-size: 9px;
  letter-spacing: 0.3em;
}
.decay-demo .bar {
  height: 3px;
  background: var(--line);
  width: 180px;
  margin-bottom: 10px;
  position: relative;
  overflow: hidden;
}
.decay-demo .fill {
  height: 100%;
  background: var(--pink);
  width: 100%;
  transition: width 0.7s linear;
  box-shadow: 0 0 8px rgba(255,133,187,0.5);
}
.decay-demo .value {
  font-variant-numeric: tabular-nums;
  color: var(--text);
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 500;
}

/* ---------- REVEAL ANIMATION ---------- */

html.js-on .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s cubic-bezier(0.2, 0.6, 0.2, 1),
              transform 0.8s cubic-bezier(0.2, 0.6, 0.2, 1);
}
html.js-on .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- RESPONSIVE ---------- */

@media (max-width: 900px) {
  .site-nav { gap: 18px; font-size: 11px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .slots { grid-template-columns: repeat(2, 1fr); }
  .decay-visual { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .site-header {
    padding: 12px 18px;
    flex-wrap: wrap;
    gap: 12px;
  }
  .site-nav { display: none; }
  .status-badge { font-size: 9px; padding: 4px 8px; }

  .chapter { padding: 100px 20px 72px; }
  .hero { padding-top: 120px; padding-bottom: 90px; }
  .hero-meta { gap: 20px; flex-direction: column; }

  .status-box { grid-template-columns: 1fr; gap: 18px; }
  .voice-table { grid-template-columns: 1fr; }
  .voice-col + .voice-col { border-left: none; border-top: 1px solid var(--line); }

  .phase { grid-template-columns: 1fr; gap: 8px; padding: 20px 0; }
  .phase.current { padding-left: 14px; padding-right: 14px; padding-top: 16px; padding-bottom: 16px; }
  .phase-status { text-align: left; }

  .ladder-rung { grid-template-columns: 1fr; gap: 12px; padding: 20px 22px; }

  .dispatch { padding: 24px 20px; }
  .dispatch-entry { grid-template-columns: 1fr; gap: 4px; }

  .site-footer { padding: 80px 20px 60px; }

  .decay-demo { bottom: 14px; right: 14px; padding: 12px 14px; }
  .decay-demo .bar { width: 140px; }
}