/* ══════════════════════════════════════════
   Ayit Labs — Shared Stylesheet
   ══════════════════════════════════════════ */

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

:root {
  --bg: #0a0a0f;
  --bg-elevated: #111118;
  --bg-card: #16161f;
  --gold: #d4a853;
  --gold-dim: #b8923f;
  --gold-glow: rgba(212, 168, 83, 0.15);
  --text: #e8e6e1;
  --text-dim: #9b9a97;
  --text-faint: #5c5b59;
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Inter', -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--gold); color: var(--bg); }

/* ── Utility ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.narrow { max-width: 800px; }
.text-center { text-align: center; }

section {
  padding: 8rem 0;
  position: relative;
}

/* ── Fade-in animation ── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }
.reveal-delay-4 { transition-delay: 0.48s; }

/* ══════════════════════════════════════════
   Navigation
   ══════════════════════════════════════════ */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  padding: 0 2rem;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  transition: opacity 0.3s;
}
.nav-logo:hover { opacity: 0.8; }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.3s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--gold); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-dim);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}

@media (max-width: 600px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.97);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.04);
  }
  .nav-links.open { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}

/* ══════════════════════════════════════════
   Applications Grid
   ══════════════════════════════════════════ */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.app-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 10px;
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
}

.app-card:hover {
  border-color: var(--gold-dim);
  transform: translateY(-3px);
}

.app-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.app-name {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.app-desc {
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.6;
}

@media (max-width: 600px) {
  .applications-grid { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════
   Install Block & Stats
   ══════════════════════════════════════════ */
.install-block {
  max-width: 600px;
  margin: 0 auto 3rem;
  text-align: center;
}

.install-code {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--gold-dim);
  border-radius: 8px;
  padding: 1rem 2.5rem;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.02em;
  position: relative;
  box-shadow: 0 0 30px rgba(212, 168, 83, 0.08);
}

.install-code::before {
  content: '$ ';
  color: var(--text-faint);
}

.stats-row {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--serif);
  font-size: 2rem;
  color: var(--gold);
  line-height: 1.2;
}

.stat-desc {
  font-family: var(--sans);
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.3rem;
}

@media (max-width: 600px) {
  .stats-row { gap: 1.5rem; }
  .stat-number { font-size: 1.5rem; }
  .install-code { font-size: 0.9rem; padding: 0.8rem 1.5rem; }
}

/* ══════════════════════════════════════════
   Footer
   ══════════════════════════════════════════ */
.site-footer {
  text-align: center;
  padding: 4rem 2rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-lab {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.5rem;
}

.footer-motto {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text-faint);
  margin-bottom: 0.5rem;
}

.footer-date {
  font-size: 0.75rem;
  color: var(--text-faint);
  opacity: 0.5;
}

/* ══════════════════════════════════════════
   Hero (generic)
   ══════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(212,168,83,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; max-width: 900px; }

.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

.hero h1 em {
  font-style: italic;
  color: var(--gold);
}

.hero-subtitle {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--text-dim);
  line-height: 1.6;
  max-width: 650px;
  margin: 0 auto 3rem;
}

/* ── Page hero (shorter, for inner pages) ── */
.page-hero {
  min-height: auto;
  padding: 10rem 2rem 5rem;
}

/* ── Section headers ── */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 2rem;
  color: var(--text);
}

/* ── Lab name accent ── */
.lab-name {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.lab-name::before, .lab-name::after {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--gold-dim);
}

.scroll-hint {
  display: inline-block;
  margin-top: 2rem;
  color: var(--text-faint);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: drift 2.5s ease-in-out infinite;
}

@keyframes drift {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(8px); opacity: 1; }
}

/* ══════════════════════════════════════════
   Landing Page — Hawk Mark
   ══════════════════════════════════════════ */
.hawk-mark {
  width: 120px;
  height: 120px;
  margin: 0 auto 3rem;
}

.hawk-mark svg {
  width: 100%;
  height: 100%;
}

.hero-title-large {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(3rem, 8vw, 6rem);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 1.5rem;
  line-height: 1;
}

.hero-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  color: var(--gold);
  margin-bottom: 1rem;
}

.hero-sub {
  font-size: 1rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  max-width: 500px;
  margin: 0 auto;
}

/* ══════════════════════════════════════════
   Content Sections
   ══════════════════════════════════════════ */
.content-section {
  border-top: 1px solid rgba(212,168,83,0.12);
}

.body-text {
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: 760px;
  margin-bottom: 2rem;
}

.body-text em {
  color: var(--text);
  font-style: italic;
}

/* ── Research card grid ── */
.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.research-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  position: relative;
  transition: border-color 0.4s, box-shadow 0.4s, transform 0.3s;
  text-decoration: none;
  display: block;
}

.research-card:hover {
  border-color: rgba(212,168,83,0.25);
  box-shadow: 0 0 40px rgba(212,168,83,0.06);
  transform: translateY(-4px);
}

.research-card .card-date {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.research-card .card-title {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 1rem;
}

.research-card .card-excerpt {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

.research-card .card-link {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
}

/* ══════════════════════════════════════════
   About Page
   ══════════════════════════════════════════ */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.pillar {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  border-top: 2px solid rgba(212,168,83,0.3);
}

.pillar-title {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--gold);
  margin-bottom: 1rem;
}

.pillar-text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.team-member {
  text-align: center;
  padding: 2rem;
}

.team-photo-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px solid rgba(212,168,83,0.2);
  background: var(--bg-card);
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.team-name {
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.team-role {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* ══════════════════════════════════════════
   CTA / Separator
   ══════════════════════════════════════════ */
.cta-section {
  text-align: center;
  border-top: 1px solid rgba(212,168,83,0.12);
}

.cta-button {
  display: inline-block;
  padding: 1.1rem 3rem;
  background: transparent;
  color: var(--gold);
  border: 1.5px solid var(--gold);
  border-radius: 4px;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s;
  margin-top: 2rem;
}

.cta-button:hover {
  background: var(--gold);
  color: var(--bg);
  box-shadow: 0 0 30px rgba(212,168,83,0.2);
}

/* ── Visual separator ── */
.separator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 4rem 0;
}

.separator::before, .separator::after {
  content: '';
  width: 60px;
  height: 1px;
  background: rgba(212,168,83,0.3);
}

.separator-diamond {
  width: 8px;
  height: 8px;
  border: 1px solid var(--gold-dim);
  transform: rotate(45deg);
}

/* ══════════════════════════════════════════
   Mindscape Paper Page (carried from original)
   ══════════════════════════════════════════ */
.pitch { border-top: 1px solid rgba(212,168,83,0.12); }

.pitch-text {
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: 760px;
}
.pitch-text em { color: var(--text); font-style: italic; }

.experiment { border-top: 1px solid rgba(212,168,83,0.12); }

.experiment-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--gold);
  text-align: center;
  margin-top: 4rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 12px;
  padding: 2rem 1.75rem;
  position: relative;
  transition: border-color 0.4s, box-shadow 0.4s;
}
.card:hover { border-color: rgba(212,168,83,0.2); }

.card-intensity {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  border-radius: 12px 12px 0 0;
  background: var(--gold);
  opacity: 0.15;
  transition: opacity 0.4s;
}
.card:nth-child(2) .card-intensity { opacity: 0.35; }
.card:nth-child(3) .card-intensity { opacity: 0.6; }
.card:nth-child(4) .card-intensity { opacity: 1; box-shadow: 0 0 20px rgba(212,168,83,0.3); }
.card:nth-child(4) {
  border-color: rgba(212,168,83,0.25);
  box-shadow: 0 0 40px rgba(212,168,83,0.06);
}

.card-agent {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.card-condition {
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-bottom: 1.25rem;
}

.card-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-dim);
}

.killshot { border-top: 1px solid rgba(212,168,83,0.12); }

.killshot-context {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 760px;
  margin-bottom: 3.5rem;
  line-height: 1.85;
}

.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}
@media (max-width: 700px) { .comparison { grid-template-columns: 1fr; } }

.comparison-panel {
  position: relative;
  padding: 2.5rem 2rem;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
}
.comparison-panel::before {
  content: '';
  position: absolute;
  left: 0; top: 2rem; bottom: 2rem;
  width: 2px;
  background: var(--gold);
  border-radius: 1px;
}

.panel-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.25rem;
}

.panel-meta {
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-bottom: 1.5rem;
}

.panel-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text);
}

.conclusion { border-top: 1px solid rgba(212,168,83,0.12); }

.conclusion-text {
  font-size: 1.15rem;
  line-height: 1.9;
  color: var(--text-dim);
  max-width: 760px;
  margin-bottom: 3rem;
}
.conclusion-text em { color: var(--text); font-style: italic; }

.final-statement {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--gold);
  text-align: center;
  line-height: 1.4;
  padding: 3rem 0;
  border-top: 1px solid rgba(212,168,83,0.15);
  border-bottom: 1px solid rgba(212,168,83,0.15);
  max-width: 700px;
  margin: 0 auto;
}

.stats-section { border-top: 1px solid rgba(212,168,83,0.12); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.stat { text-align: center; padding: 2rem 1rem; }

.stat-value {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}

.architecture { border-top: 1px solid rgba(212,168,83,0.12); }

.arch-diagram {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.arch-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.arch-box {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  color: var(--text-dim);
  min-width: 130px;
}
.arch-box.gold { border-color: rgba(212,168,83,0.3); color: var(--gold); }

.arch-arrow {
  display: flex;
  justify-content: center;
  padding: 0.75rem 0;
  color: var(--text-faint);
  font-size: 1.2rem;
}

.arch-wide { min-width: 300px; }

/* ══════════════════════════════════════════
   Responsive
   ══════════════════════════════════════════ */
@media (max-width: 600px) {
  section { padding: 5rem 0; }
  .container { padding: 0 1.25rem; }
  .stat-value { font-size: 2.2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
  .arch-wide { min-width: auto; }
  .hero-title-large { letter-spacing: 0.15em; }
  .research-grid { grid-template-columns: 1fr; }
}