/* ============================================================
   NUCLEORA — Main Stylesheet
   Design philosophy: Instrument Grammar
   Near-black ground · Phosphor teal accent · Amber for errors
   Hairline typography · Monospace for data
   ============================================================ */

:root {
  --bg:           #080c12;
  --bg-card:      #0d1520;
  --bg-card-2:    #111a27;
  --border:       rgba(255,255,255,0.07);
  --border-dim:   rgba(255,255,255,0.04);
  --accent:       #00c9a7;
  --accent-dim:   rgba(0,201,167,0.12);
  --accent-glow:  rgba(0,201,167,0.25);
  --amber:        #f59e0b;
  --amber-dim:    rgba(245,158,11,0.15);
  --text:         #c8d6e5;
  --text-dim:     #6b7f96;
  --text-bright:  #e8edf3;
  --white:        #ffffff;

  --ff-sans:  'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ff-mono:  'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  --nav-h:   64px;
  --status-h: 30px;
  --radius:  4px;
  --radius-lg: 8px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: calc(var(--nav-h) + var(--status-h) + 16px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff-sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip; /* clip prevents horizontal scroll without creating a body scroll container */
}
img, video { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--white); }
ul { list-style: none; }

/* GRID OVERLAY (subtle instrument feel) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* SKIP LINK */
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 9999;
  background: var(--accent);
  color: #000;
  font-family: var(--ff-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: top 0.15s;
}
.skip-link:focus { top: 16px; }

/* UTILITY */
.mono { font-family: var(--ff-mono); }
.center { text-align: center; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 120px 0; }
.section-pad-sm { padding: 80px 0; }

.section-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-heading {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 300;
  color: var(--text-bright);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.section-sub {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

/* BUTTONS */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent);
  color: #000;
  font-family: var(--ff-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
  text-transform: uppercase;
}
.btn-primary:hover { background: #00e5be; color: #000; transform: translateY(-1px); }
.btn-primary.btn-lg { padding: 15px 32px; font-size: 14px; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: var(--text);
  font-family: var(--ff-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  text-transform: uppercase;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost.btn-lg { padding: 15px 32px; font-size: 14px; }

.btn-outline {
  display: inline-block;
  color: var(--accent);
  font-family: var(--ff-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 10px 20px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  transition: background 0.15s, color 0.15s;
  text-transform: uppercase;
}
.btn-outline:hover { background: var(--accent-dim); color: var(--accent); }

/* ============================================================
   NAV
   ============================================================ */
.site-nav {
  position: fixed;
  top: var(--status-h); left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: rgba(8, 12, 18, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-dim);
  transition: background 0.2s;
}
.site-nav.scrolled { border-bottom-color: var(--border); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-img { width: 28px; height: 28px; object-fit: contain; border-radius: 22%; }
.nav-logo-text {
  font-family: var(--ff-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-bright);
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  gap: 28px;
  margin-right: auto;
}
.nav-links a {
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 0.01em;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text-bright); }
.nav-links a[aria-current="page"] { color: var(--accent); }

.nav-cta { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text);
  transition: transform 0.2s;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-video {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.35;
}
.hero-video-fade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(8,12,18,0.2) 0%,
    rgba(8,12,18,0.3) 50%,
    rgba(8,12,18,0.95) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  padding-top: calc(var(--nav-h) + var(--status-h));
}

.hero-overline {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-headline {
  font-size: clamp(44px, 7vw, 88px);
  font-weight: 300;
  color: var(--white);
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 14ch;
}

.hero-sub {
  font-size: clamp(18px, 2.5vw, 22px);
  font-weight: 300;
  color: var(--text);
  max-width: 50ch;
  margin-bottom: 40px;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-meta {
  display: flex;
  gap: 16px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  flex-wrap: wrap;
}
.hero-meta .sep { color: var(--border); }

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  right: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  z-index: 1;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal[hidden] { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.85);
  cursor: pointer;
}

.modal-content {
  position: relative;
  z-index: 1;
  width: 90vw;
  max-width: 1000px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
}

.modal-close {
  position: absolute;
  top: 12px; right: 16px;
  z-index: 2;
  background: rgba(0,0,0,0.6);
  border: 1px solid var(--border);
  color: var(--text);
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s;
}
.modal-close:hover { background: rgba(255,255,255,0.1); }

.modal-video { width: 100%; aspect-ratio: 16/9; }

/* ============================================================
   THESIS
   ============================================================ */
.thesis { background: var(--bg); }

.thesis-grid {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 0 40px;
  align-items: start;
}

.thesis-heading {
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 300;
  color: var(--text-bright);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.thesis-body {
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 16px;
}
.thesis-body.large-text {
  font-size: 18px;
  color: var(--text);
  font-style: italic;
}

.thesis-divider-col { display: flex; justify-content: center; }
.thesis-rule {
  width: 1px;
  height: 100%;
  min-height: 200px;
  background: linear-gradient(to bottom, transparent, var(--border) 30%, var(--border) 70%, transparent);
}

.paradigm-shift { padding-top: 8px; }
.paradigm-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  border-radius: var(--radius);
  margin-bottom: 12px;
}
.paradigm-row.from { background: var(--bg-card); border: 1px solid var(--border); }
.paradigm-row.to { background: var(--accent-dim); border: 1px solid rgba(0,201,167,0.2); }
.paradigm-row p { color: var(--text); font-size: 15px; line-height: 1.5; margin: 0; }
.paradigm-label {
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  padding-top: 3px;
  flex-shrink: 0;
}
.paradigm-row.to .paradigm-label { color: var(--accent); }
.paradigm-arrow {
  text-align: center;
  color: var(--accent);
  font-size: 20px;
  margin: 4px 0;
}

/* ============================================================
   SHOWCASE
   ============================================================ */
.showcase { background: var(--bg); overflow: hidden; }

.showcase-scroll-wrap {
  margin-top: 48px;
  position: relative;
}

.showcase-track {
  display: flex;
  transition: transform 0.5s var(--ease-out);
}

.showcase-slide {
  min-width: 100%;
  padding: 0 24px;
  opacity: 0;
  transition: opacity 0.4s;
}
.showcase-slide.active { opacity: 1; }

.showcase-screen {
  max-width: 1100px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04);
}

.showcase-screen img {
  width: 100%;
  height: auto;
  display: block;
}

.showcase-caption {
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-top: 20px;
  text-transform: uppercase;
}

.showcase-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.showcase-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.showcase-dot.active { background: var(--accent); transform: scale(1.4); }

/* Showcase controls wrap */
.showcase-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 32px;
}

.showcase-arrow {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  flex-shrink: 0;
}
.showcase-arrow:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }

.showcase-nav { margin-top: 0; }

/* ============================================================
   FEATURES / PILLARS
   ============================================================ */
.features { background: var(--bg); }

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 60px;
}

.pillar {
  background: var(--bg-card);
  padding: 36px 28px;
  transition: background 0.2s;
}
.pillar:hover { background: var(--bg-card-2); }

.pillar-num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.pillar-title {
  font-size: 20px;
  font-weight: 400;
  color: var(--text-bright);
  margin-bottom: 4px;
}

.pillar-sub {
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.pillar-desc {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 20px;
}

.pillar-bullets {
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}
.pillar-bullets li {
  padding: 4px 0;
  border-top: 1px solid var(--border-dim);
}
.pillar-bullets li::before { content: '— '; color: var(--accent); }

/* ============================================================
   DRC SECTION
   ============================================================ */
.drc-section {
  background: linear-gradient(135deg, var(--bg) 0%, #0a0f18 100%);
}

.drc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.drc-heading {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 300;
  color: var(--text-bright);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.drc-body {
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 20px;
}

.drc-stats {
  display: flex;
  gap: 0;
  margin-top: 48px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat {
  flex: 1;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-card);
}
.stat-num {
  font-size: 32px;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.stat-div { width: 1px; background: var(--border); flex-shrink: 0; }

/* DRC Terminal */
.drc-terminal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-family: var(--ff-mono);
  box-shadow: 0 24px 80px rgba(0,0,0,0.5);
}

.drc-terminal-bar {
  background: var(--bg-card-2);
  border-bottom: 1px solid var(--border);
  padding: 10px 20px;
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.drc-terminal-body { padding: 16px; }

.drc-rule {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius);
  margin-bottom: 4px;
  border: 1px solid transparent;
}
.drc-rule.pass { border-color: var(--border-dim); }
.drc-rule.fail {
  border-color: rgba(245,158,11,0.3);
  background: var(--amber-dim);
}

.drc-id { font-size: 10px; color: var(--text-dim); flex-shrink: 0; width: 60px; }
.drc-name { font-size: 12px; color: var(--text); flex: 1; }

.drc-badge {
  font-size: 9px;
  letter-spacing: 0.12em;
  padding: 2px 8px;
  border-radius: 2px;
  flex-shrink: 0;
}
.drc-badge.pass { color: var(--accent); border: 1px solid rgba(0,201,167,0.3); }
.drc-badge.fail { color: var(--amber); border: 1px solid rgba(245,158,11,0.4); }

.drc-rule-detail {
  padding: 16px;
  background: rgba(245,158,11,0.06);
  border-left: 2px solid var(--amber);
  margin: 4px 0 8px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.drc-rule-detail p {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 10px;
}
.drc-fix {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.fix-label {
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.fix-val { font-size: 11px; color: var(--text); }

/* ============================================================
   LOCAL-FIRST
   ============================================================ */
.local-section { background: var(--bg); }

.local-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 48px;
}

.local-card {
  background: var(--bg-card);
  padding: 36px 28px;
  transition: background 0.2s;
}
.local-card:hover { background: var(--bg-card-2); }

.local-icon {
  width: 40px; height: 40px;
  margin-bottom: 20px;
  color: var(--accent);
  opacity: 0.8;
}
.local-icon svg { width: 100%; height: 100%; }

.local-card h3 {
  font-size: 17px;
  font-weight: 400;
  color: var(--text-bright);
  margin-bottom: 12px;
}

.local-card p {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.7;
  letter-spacing: 0.01em;
}

/* ============================================================
   AUDIENCE
   ============================================================ */
.audience-section { background: var(--bg); }

.audience-tabs {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 32px auto 0;
  max-width: 700px;
  flex-wrap: wrap;
}

.audience-tab {
  flex: 1;
  background: var(--bg-card);
  border: none;
  border-right: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 12px 8px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  text-align: center;
}
.audience-tab:last-child { border-right: none; }
.audience-tab.active, .audience-tab:hover { background: var(--accent-dim); color: var(--accent); }

.audience-panels { margin-top: 32px; }
.audience-panel { display: none; }
.audience-panel.active { display: block; }

.audience-quote {
  font-size: 18px;
  font-weight: 300;
  color: var(--text);
  line-height: 1.7;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  font-style: italic;
  padding: 32px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

/* ============================================================
   CODON DATA
   ============================================================ */
.codon-section { background: var(--bg); }
.codon-section .section-heading { max-width: 600px; }

.species-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}
.species-strip span {
  padding: 4px 12px;
  border: 1px solid var(--border-dim);
  border-radius: 2px;
  background: var(--bg-card);
}
.species-strip span:last-child { color: var(--accent); border-color: rgba(0,201,167,0.2); }

/* ============================================================
   DOWNLOAD
   ============================================================ */
.download-section {
  background: linear-gradient(180deg, var(--bg) 0%, #0a0f1a 100%);
  border-top: 1px solid var(--border);
}

.download-inner { max-width: 680px; margin: 0 auto; }

.download-heading {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 300;
  color: var(--text-bright);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.download-sub {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 40px;
}

.download-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.btn-platform { gap: 10px; }

.download-disclaimer {
  font-size: 10px;
  letter-spacing: 0.03em;
  color: var(--text-dim);
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto;
  opacity: 0.6;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 64px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand { display: flex; flex-direction: column; gap: 16px; }
.footer-logo { width: 32px; height: 32px; object-fit: contain; border-radius: 22%; }
.footer-brand p { font-size: 12px; color: var(--text-dim); line-height: 1.6; }

.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links h4 {
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.footer-links a { font-size: 13px; color: var(--text-dim); transition: color 0.15s; }
.footer-links a:hover { color: var(--text-bright); }

.footer-bottom {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 11px;
  color: var(--text-dim);
  border-top: 1px solid var(--border-dim);
  padding-top: 24px;
  opacity: 0.6;
}
.footer-bottom .sep { opacity: 0.4; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .pillars-grid { grid-template-columns: repeat(3, 1fr); }
  .thesis-grid { grid-template-columns: 1fr; gap: 48px; }
  .thesis-divider-col { display: none; }
  .drc-grid { grid-template-columns: 1fr; gap: 48px; }
  .local-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .pillars-grid { grid-template-columns: 1fr; }
  .local-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .hero-headline { font-size: clamp(36px, 10vw, 56px); }
  .hero-actions { flex-direction: column; }
  .drc-stats { flex-direction: column; }
  .stat-div { height: 1px; width: 100%; }
  .audience-tab { flex: 1 0 40%; }
  .footer-grid { grid-template-columns: 1fr; }
  .download-buttons { flex-direction: column; align-items: center; }
  .section-pad { padding: 80px 0; }
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes bounceY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

@keyframes blink {
  0%, 100% { opacity: 1; } 50% { opacity: 0; }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}

.animate-in {
  animation: fadeUp 0.6s var(--ease-out) both;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
[data-reveal].visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   FOCUS VISIBLE — proper keyboard accessibility
   ============================================================ */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Selection colour */
::selection { background: rgba(0,201,167,0.25); color: var(--text-bright); }

/* ============================================================
   CUSTOM SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }

/* ============================================================
   SCROLL PROGRESS BAR
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 2001;
  width: 0%;
  box-shadow: 0 0 10px var(--accent-glow);
  pointer-events: none;
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  z-index: 500;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.25s, transform 0.25s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}
.back-to-top:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 16px var(--accent-glow); }

/* ============================================================
   SCROLL HINT ANIMATION
   ============================================================ */
.hero-scroll-hint { animation: bounceY 2.4s ease-in-out infinite; }

/* ============================================================
   NAV LINK UNDERLINE ANIMATION
   ============================================================ */
.nav-links a { position: relative; }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.2s var(--ease-out);
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }

/* ============================================================
   BUTTON ENHANCEMENTS
   ============================================================ */
.btn-primary:active { transform: scale(0.97) translateY(0); }
.btn-ghost:active   { transform: scale(0.97); }
.btn-outline:active { transform: scale(0.97); }
.btn-primary.btn-lg:hover { box-shadow: 0 8px 32px var(--accent-glow); }

/* Touch targets */
a, button { -webkit-tap-highlight-color: rgba(0,201,167,0.08); }
.nav-toggle { min-height: 44px; min-width: 44px; justify-content: center; }

/* ============================================================
   SHOWCASE COUNTER + SLIDE LABEL
   ============================================================ */
.showcase-counter {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  min-width: 36px;
  text-align: center;
}

.showcase-slide-label {
  text-align: center;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-top: 16px;
  text-transform: uppercase;
  height: 16px;
}

/* ============================================================
   SECTION LABEL DOT
   ============================================================ */
.section-label::before {
  content: '';
  display: inline-block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 8px;
  vertical-align: middle;
  opacity: 0.7;
}

/* ============================================================
   LOCAL CARD ACCENT BORDER ON HOVER
   ============================================================ */
.local-card { position: relative; overflow: hidden; }
.local-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px; height: 0;
  background: var(--accent);
  transition: height 0.25s var(--ease-out);
}
.local-card:hover::before { height: 100%; }
.local-icon { transition: transform 0.2s var(--ease-out); }
.local-card:hover .local-icon { transform: scale(1.12); }

/* ============================================================
   PILLAR GHOST NUMBER
   ============================================================ */
.pillar { position: relative; overflow: hidden; }
.pillar::after {
  content: attr(data-num);
  position: absolute;
  bottom: 16px; right: 16px;
  font-family: var(--ff-mono);
  font-size: 72px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.03;
  line-height: 1;
  pointer-events: none;
  transition: opacity 0.2s;
}
.pillar:hover::after { opacity: 0.06; }

/* ============================================================
   AUDIENCE TAB ACTIVE INDICATOR
   ============================================================ */
.audience-tab { position: relative; }
.audience-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}

/* ============================================================
   DRC TERMINAL CURSOR
   ============================================================ */
.drc-terminal-bar::after {
  content: '▋';
  animation: blink 1.2s step-end infinite;
  margin-left: 6px;
  color: var(--accent);
  opacity: 0.7;
}

/* ============================================================
   FOOTER LINK HOVER INDENT
   ============================================================ */
.footer-links a {
  position: relative;
  padding-left: 0;
  transition: color 0.15s, padding-left 0.15s;
}
.footer-links a:hover { padding-left: 6px; }

.footer-bottom { opacity: 0.85; }

/* ============================================================
   mRNA STRUCTURE DIAGRAM SECTION
   ============================================================ */
.mrna-section { background: var(--bg); }

.mrna-diagram {
  max-width: 900px;
  margin: 48px auto 0;
}

.mrna-parts {
  display: flex;
  height: 56px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 12px 48px rgba(0,0,0,0.5);
}

.mrna-part {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: default;
  transition: filter 0.15s;
}
.mrna-part:hover { filter: brightness(1.25); }

.mrna-cap  { background: rgba(100,200,255,0.12); color: #64c8ff; flex: 0 0 50px; font-size: 8px; }
.mrna-utr5 { background: rgba(0,201,167,0.10); color: var(--accent); flex: 0 0 80px; border-left: 1px solid rgba(0,201,167,0.2); }
.mrna-cds  { background: rgba(0,201,167,0.20); color: var(--accent); flex: 1; border-left: 1px solid rgba(0,201,167,0.3); border-right: 1px solid rgba(0,201,167,0.3); font-size: 12px; font-weight: 500; }
.mrna-utr3 { background: rgba(0,201,167,0.10); color: var(--accent); flex: 0 0 90px; border-right: 1px solid rgba(0,201,167,0.2); }
.mrna-polya { background: rgba(245,158,11,0.12); color: var(--amber); flex: 0 0 90px; font-size: 9px; }

.mrna-labels {
  display: flex;
  margin-top: 10px;
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  text-align: center;
}
.mrna-l-cap   { flex: 0 0 50px; }
.mrna-l-utr5  { flex: 0 0 80px; }
.mrna-l-cds   { flex: 1; }
.mrna-l-utr3  { flex: 0 0 90px; }
.mrna-l-polya { flex: 0 0 90px; }

.mrna-desc {
  max-width: 680px;
  margin: 32px auto 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  font-size: 11px;
  text-align: center;
}
.mrna-desc-item span {
  display: block;
  font-family: var(--ff-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ============================================================
   FAQ SECTION
   ============================================================ */
.faq-section { background: var(--bg); }

.faq-list {
  max-width: 760px;
  margin: 48px auto 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-item { border-bottom: 1px solid var(--border-dim); }
.faq-item:last-child { border-bottom: none; }

.faq-q {
  width: 100%;
  text-align: left;
  background: var(--bg-card);
  border: none;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  color: var(--text);
  font-family: var(--ff-sans);
  font-size: 15px;
  line-height: 1.5;
  transition: background 0.15s, color 0.15s;
}
.faq-q:hover { background: var(--bg-card-2); color: var(--text-bright); }
.faq-q[aria-expanded="true"] { color: var(--text-bright); background: var(--bg-card-2); }
.faq-q[aria-expanded="true"] .faq-icon { transform: rotate(45deg); color: var(--accent); }

.faq-icon {
  color: var(--text-dim);
  flex-shrink: 0;
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
  transition: transform 0.2s var(--ease-out), color 0.15s;
}

.faq-a {
  display: none;
  padding: 4px 24px 20px;
  background: var(--bg-card-2);
  border-top: 1px solid var(--border-dim);
}
.faq-a.open { display: block; }
.faq-a p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.8;
}
.faq-a code {
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 1px 6px;
  border-radius: 2px;
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */
.comparison-section {
  background: linear-gradient(180deg, var(--bg) 0%, #090e17 100%);
}

.comparison-table-wrap {
  overflow-x: auto;
  margin-top: 48px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.comparison-table th {
  padding: 14px 20px;
  text-align: left;
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--bg-card-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.comparison-table th.col-ours { color: var(--accent); background: rgba(0,201,167,0.06); }
.comparison-table td {
  padding: 13px 20px;
  border-bottom: 1px solid var(--border-dim);
  color: var(--text-dim);
  vertical-align: middle;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: rgba(255,255,255,0.015); }
.comparison-table td:first-child { color: var(--text); font-size: 14px; }
.comparison-table td.col-ours { background: rgba(0,201,167,0.04); color: var(--text-bright); }
.chk-yes { color: var(--accent); }
.chk-no  { color: var(--border); }
.chk-partial { color: var(--amber); font-size: 11px; font-family: var(--ff-mono); }

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  .site-nav, .hero-video-wrap, .hero-scroll-hint,
  #film-modal, .back-to-top, .scroll-progress,
  .nav-toggle, .nav-cta { display: none !important; }
  body { background: #fff; color: #111; }
  .hero-content { padding-top: 24px; }
  a { color: inherit; text-decoration: underline; }
  .section-pad { padding: 32px 0; }
  .codon-table { font-size: 10px; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .showcase-track { transition: none !important; }
  .scroll-progress { transition: none !important; }
}

/* ============================================================
   RESPONSIVE ADDITIONS
   ============================================================ */
@media (max-width: 768px) {
  .back-to-top { bottom: 20px; right: 20px; }
  .mrna-cap, .mrna-utr5, .mrna-utr3, .mrna-polya { font-size: 7px; }
  .mrna-parts { height: 44px; }
  .mrna-desc { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .faq-q { padding: 16px 20px; font-size: 14px; }
  .faq-a { padding: 4px 20px 16px; }
  .comparison-table th, .comparison-table td { padding: 10px 14px; }
}

/* ============================================================
   SHOWCASE ENHANCEMENTS
   ============================================================ */
.showcase-screen img {
  aspect-ratio: 1512 / 801;
  background: var(--bg-card);
}
.showcase-screen img[src*="qc"] { aspect-ratio: 1440 / 900; }

/* ============================================================
   BATCH 2 — 50 MAJOR UPGRADES + 200 QUALITY IMPROVEMENTS
   ============================================================ */

/* ── New design tokens (QoL #1-15) ── */
:root {
  --transition: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
  --shadow-glow: 0 0 24px rgba(0,201,167,0.15);
  --radius-sm: 2px;
  --radius-xl: 12px;
  --accent-alt: #00e5be;
  /* light-mode overrides (toggled via .light-mode on body) */
  --lm-bg: #f2f5f9;
  --lm-bg-card: #ffffff;
  --lm-text: #1a2332;
  --lm-text-dim: #576777;
  --lm-text-bright: #0d1520;
  --lm-border: rgba(0,0,0,0.08);
  --lm-bg-card-2: #e8ecf2;
}

/* ── Element upgrades (QoL #16-30) ── */
code {
  font-family: var(--ff-mono);
  font-size: 0.875em;
  background: rgba(0,201,167,0.08);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,201,167,0.12);
}
kbd {
  font-family: var(--ff-mono);
  font-size: 0.75em;
  background: var(--bg-card-2);
  color: var(--text);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  box-shadow: 0 1px 0 var(--border);
}
abbr[title] { text-decoration: underline dotted var(--text-dim); cursor: help; }
mark { background: rgba(0,201,167,0.18); color: var(--accent); border-radius: 2px; padding: 0 2px; }
blockquote { border-left: 2px solid var(--accent); padding-left: 20px; color: var(--text-dim); font-style: italic; margin: 16px 0; }
hr { border: none; border-top: 1px solid var(--border); margin: 40px 0; }
strong { color: var(--text-bright); }
small { font-size: 0.875em; color: var(--text-dim); }
video { height: auto; }
img { height: auto; }
p + p { margin-top: 12px; }

/* ── STATUS BAR ── */
.status-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--status-h);
  z-index: 1001;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.status-bar-inner { display: inline-flex; align-items: center; gap: 0; }
.status-dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 6px var(--accent-glow);
}
.status-sep { margin: 0 10px; opacity: 0.3; }
.status-bar a { color: var(--accent); text-decoration: none; letter-spacing: 0.06em; }
.status-bar a:hover { color: var(--white); }

/* ── STATS STRIP — major upgrade #2 ── */
.stats-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 0;
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg) 100%);
}
.stats-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stats-strip-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 16px 24px;
  border-right: 1px solid var(--border);
}
.stats-strip-item:last-child { border-right: none; }
.stats-strip-num {
  font-family: var(--ff-mono);
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 400;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
  transition: color 0.3s;
}
.stats-strip-label {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  text-transform: uppercase;
  line-height: 1.4;
}
.stats-strip-suffix {
  display: inline;
  font-size: 0.6em;
  vertical-align: super;
  letter-spacing: 0;
  color: var(--accent);
}
@media (max-width: 640px) {
  .stats-strip-inner { grid-template-columns: 1fr 1fr; }
  .stats-strip-item { border-bottom: 1px solid var(--border); }
  .stats-strip-item:nth-child(2) { border-right: none; }
  .stats-strip-item:nth-last-child(-n+2) { border-bottom: none; }
}

/* ── TESTIMONIALS — major upgrade #3 ── */
.testimonials-section {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg) 100%);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out), box-shadow 0.2s;
}
.testimonial-card:hover {
  border-color: rgba(0,201,167,0.3);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.testimonial-stars { color: var(--accent); font-size: 12px; letter-spacing: 3px; }
.testimonial-quote {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  flex: 1;
  font-style: italic;
}
.testimonial-divider { height: 1px; background: var(--border); }
.testimonial-author {}
.testimonial-name { font-size: 13px; font-weight: 500; color: var(--text-bright); margin-bottom: 2px; }
.testimonial-role { font-family: var(--ff-mono); font-size: 10px; letter-spacing: 0.1em; color: var(--accent); text-transform: uppercase; }
.testimonial-inst { font-family: var(--ff-mono); font-size: 10px; color: var(--text-dim); margin-top: 2px; }
@media (max-width: 900px) { .testimonials-grid { grid-template-columns: 1fr; gap: 16px; } }

/* ── WHY LOCAL-FIRST DIAGRAM — major upgrade #4 ── */
.why-local-section {}
.why-local-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 48px;
  align-items: start;
  margin-top: 56px;
}
.why-local-col {}
.why-col-label {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-bottom: 20px;
}
.why-col-label.cloud { color: var(--amber); border: 1px solid rgba(245,158,11,0.3); background: var(--amber-dim); }
.why-col-label.local { color: var(--accent); border: 1px solid rgba(0,201,167,0.3); background: var(--accent-dim); }
.why-local-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-dim);
}
.why-local-item:last-child { border-bottom: none; }
.why-item-icon { font-size: 15px; flex-shrink: 0; margin-top: 1px; }
.why-item-text { font-size: 13px; color: var(--text-dim); line-height: 1.5; }
.why-item-text b { display: block; color: var(--text); font-size: 13px; font-weight: 500; margin-bottom: 1px; }
.why-vs-divider {
  display: flex;
  align-items: center;
  padding-top: 60px;
}
.why-vs-text {
  font-family: var(--ff-mono);
  font-size: 18px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  opacity: 0.4;
}
@media (max-width: 768px) {
  .why-local-grid { grid-template-columns: 1fr; gap: 32px; }
  .why-vs-divider { display: none; }
}

/* ── CHANGELOG — major upgrade #5 ── */
.changelog-section {}
.changelog-items {
  max-width: 680px;
  margin: 56px auto 0;
  position: relative;
}
.changelog-items::before {
  content: '';
  position: absolute;
  left: 19px; top: 4px; bottom: 0;
  width: 1px;
  background: var(--border);
}
.changelog-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 24px;
  padding-bottom: 28px;
  position: relative;
}
.changelog-dot-wrap { display: flex; justify-content: center; margin-top: 4px; }
.changelog-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,201,167,0.15);
  flex-shrink: 0;
}
.changelog-dot.old { background: var(--text-dim); box-shadow: none; }
.changelog-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.changelog-version {
  font-family: var(--ff-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-bright);
  letter-spacing: 0.04em;
}
.changelog-date {
  font-family: var(--ff-mono);
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}
.changelog-badge {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 2px;
}
.cbadge-new { background: rgba(0,201,167,0.12); color: var(--accent); }
.cbadge-fix { background: rgba(245,158,11,0.12); color: var(--amber); }
.cbadge-improvement { background: rgba(129,140,248,0.12); color: #818cf8; }
.changelog-title { font-size: 14px; color: var(--text-bright); margin-bottom: 4px; }
.changelog-desc { font-size: 13px; color: var(--text-dim); line-height: 1.6; }

/* ── ROADMAP — major upgrade #6 ── */
.roadmap-section {}
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 56px;
}
.roadmap-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s var(--ease-out), border-color 0.2s;
}
.roadmap-card:hover { transform: translateY(-2px); }
.roadmap-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
}
.roadmap-card.done::before { background: var(--accent); }
.roadmap-card.soon::before { background: var(--amber); }
.roadmap-card.planned::before { background: rgba(129,140,248,1); }
.roadmap-card.done { border-color: rgba(0,201,167,0.15); }
.roadmap-status {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.roadmap-status.done { color: var(--accent); }
.roadmap-status.soon { color: var(--amber); }
.roadmap-status.planned { color: #818cf8; }
.roadmap-card-title { font-size: 14px; color: var(--text-bright); margin-bottom: 6px; font-weight: 400; }
.roadmap-card-desc { font-size: 12px; color: var(--text-dim); line-height: 1.6; }
@media (max-width: 900px) { .roadmap-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .roadmap-grid { grid-template-columns: 1fr; } }

/* ── NEWSLETTER — major upgrade #7 ── */
.newsletter-section {
  background: linear-gradient(180deg, transparent 0%, rgba(0,201,167,0.025) 50%, transparent 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.newsletter-inner { max-width: 480px; margin: 0 auto; text-align: center; }
.newsletter-heading {
  font-size: clamp(22px, 3.5vw, 34px);
  font-weight: 300;
  color: var(--text-bright);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.newsletter-sub { font-size: 15px; color: var(--text-dim); margin-bottom: 32px; line-height: 1.7; }
.newsletter-form { display: flex; gap: 8px; margin: 0 auto 16px; }
.newsletter-input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-bright);
  font-family: var(--ff-sans);
  font-size: 14px;
  padding: 11px 16px;
  outline: none;
  transition: border-color 0.15s;
  min-width: 0;
}
.newsletter-input::placeholder { color: var(--text-dim); }
.newsletter-input:focus { border-color: var(--accent); }
.newsletter-disc { font-family: var(--ff-mono); font-size: 10px; color: var(--text-dim); letter-spacing: 0.04em; line-height: 1.5; }
@media (max-width: 480px) { .newsletter-form { flex-direction: column; } }

/* ── KEYBOARD SHORTCUTS MODAL — major upgrade #8 ── */
.shortcuts-overlay {
  position: fixed;
  inset: 0;
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.shortcuts-overlay.open { opacity: 1; pointer-events: all; }
.shortcuts-bg {
  position: absolute; inset: 0;
  background: rgba(8,12,18,0.82);
  backdrop-filter: blur(10px);
}
.shortcuts-box {
  position: relative; z-index: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  width: min(440px, 92vw);
  max-height: 80vh;
  overflow-y: auto;
  transform: scale(0.97) translateY(6px);
  transition: transform 0.22s var(--ease-out);
}
.shortcuts-overlay.open .shortcuts-box { transform: none; }
.shortcuts-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.shortcuts-title { font-family: var(--ff-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--accent); text-transform: uppercase; }
.shortcuts-x {
  background: none; border: none;
  color: var(--text-dim); font-size: 20px;
  cursor: pointer; padding: 2px 6px; line-height: 1;
  transition: color 0.15s;
}
.shortcuts-x:hover { color: var(--text-bright); }
.shortcuts-group { margin-bottom: 16px; }
.shortcuts-group-title { font-family: var(--ff-mono); font-size: 9px; letter-spacing: 0.14em; color: var(--text-dim); text-transform: uppercase; margin-bottom: 8px; }
.shortcut-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--border-dim);
  font-size: 13px; color: var(--text);
}
.shortcut-row:last-child { border-bottom: none; }
.shortcut-keys { display: flex; gap: 4px; }

/* ── COPY TO CLIPBOARD — major upgrade #9 ── */
.copy-wrap { position: relative; }
.copy-btn {
  position: absolute;
  top: 8px; right: 8px;
  background: rgba(13,21,32,0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: var(--ff-mono);
  font-size: 9px; letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 8px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  opacity: 0;
}
.copy-wrap:hover .copy-btn,
.copy-btn:focus { opacity: 1; }
.copy-btn.copied { color: var(--accent); border-color: rgba(0,201,167,0.4); }

/* ── DARK/LIGHT TOGGLE ── */
.nav-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 34px; height: 34px;
  cursor: pointer;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  flex-shrink: 0;
  padding: 0;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.theme-icon { display: block; }
body.light-mode .theme-icon-moon { display: none !important; }
body.light-mode .theme-icon-sun { display: block !important; }
body.light-mode {
  --bg: var(--lm-bg);
  --bg-card: var(--lm-bg-card);
  --bg-card-2: var(--lm-bg-card-2);
  --text: var(--lm-text);
  --text-dim: var(--lm-text-dim);
  --text-bright: var(--lm-text-bright);
  --border: var(--lm-border);
  --border-dim: rgba(0,0,0,0.04);
}
body.light-mode body::before { opacity: 0; }
body.light-mode .hero-video { opacity: 0.15; }
body.light-mode .site-nav { background: rgba(242,245,249,0.9); }
body.light-mode .drc-terminal { border-color: rgba(0,0,0,0.12); }
body.light-mode .back-to-top { background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
body.light-mode .nav-logo-img,
body.light-mode .footer-logo { filter: drop-shadow(0 0 1px rgba(0,0,0,0.3)); border-radius: 24%; }

/* ── MOBILE BOTTOM CTA — major upgrade #11 ── */
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 900;
  background: rgba(8,12,18,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  padding: 12px 20px env(safe-area-inset-bottom, 0px);
  align-items: center;
  gap: 12px;
}
.mobile-cta-bar .btn-primary { flex: 1; justify-content: center; font-size: 12px; padding: 12px 16px; }
.mobile-cta-text { font-family: var(--ff-mono); font-size: 10px; color: var(--text-dim); letter-spacing: 0.06em; white-space: nowrap; }
@media (max-width: 768px) { .mobile-cta-bar { display: flex; } }

/* ── SEQUENTIAL PILLAR STAGGER — major upgrade #12 ── */
.pillar { transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s; }
.pillar:nth-child(1)[data-reveal] { transition-delay: 0.05s; }
.pillar:nth-child(2)[data-reveal] { transition-delay: 0.10s; }
.pillar:nth-child(3)[data-reveal] { transition-delay: 0.15s; }
.pillar:nth-child(4)[data-reveal] { transition-delay: 0.20s; }
.pillar:nth-child(5)[data-reveal] { transition-delay: 0.25s; }
.pillar:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); }

/* ── TOOLTIP SYSTEM — major upgrade #13 ── */
[data-tip] { position: relative; cursor: help; border-bottom: 1px dotted var(--text-dim); }
[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card-2);
  color: var(--text);
  font-family: var(--ff-mono);
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  padding: 6px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  white-space: normal;
  max-width: 200px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 100;
  text-align: center;
}
[data-tip]:hover::after { opacity: 1; }

/* ── FREQUENCY BAR — major upgrade #14 ── */
.freq-bar-cell { min-width: 110px; }
.freq-bar-wrap { display: flex; align-items: center; gap: 8px; }
.freq-bar-bg { flex: 1; height: 3px; background: var(--border); border-radius: 2px; overflow: hidden; min-width: 40px; }
.freq-bar-fill { height: 100%; background: var(--accent); border-radius: 2px; transition: width 0.7s var(--ease-out); }
.freq-val { font-family: var(--ff-mono); font-size: 11px; color: var(--text-dim); width: 44px; text-align: right; flex-shrink: 0; }

/* ── FOOTER SOCIAL LINKS — major upgrade #15 ── */
.footer-social { display: flex; gap: 8px; margin-top: 12px; }
.footer-social-a {
  display: flex; align-items: center; justify-content: center;
  width: 30px; height: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  transition: border-color 0.15s, color 0.15s;
}
.footer-social-a:hover { border-color: var(--accent); color: var(--accent); }
.footer-social-a svg { width: 13px; height: 13px; }

/* ── BREADCRUMB — major upgrade #16 ── */
.breadcrumb {
  font-family: var(--ff-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  padding: 14px 0;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border-dim);
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-sep { opacity: 0.4; font-size: 13px; }
.breadcrumb-current { color: var(--text); }

/* ── PLATFORM-AWARE DOWNLOAD — major upgrade #17 ── */
.platform-badges {
  display: flex; gap: 8px;
  justify-content: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.platform-badge {
  font-family: var(--ff-mono); font-size: 9px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-dim); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 3px 10px;
}
.version-info {
  font-family: var(--ff-mono); font-size: 11px;
  color: var(--text-dim); letter-spacing: 0.04em;
  text-align: center; margin-bottom: 20px;
}
.version-info .ver { color: var(--accent); }

/* ── PAGE LOAD INDICATOR — major upgrade #18 ── */
.page-loader {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 9997;
  transition: width 0.3s var(--ease-out), opacity 0.4s;
  width: 0%; opacity: 1;
  pointer-events: none;
}
.page-loader.done { opacity: 0; }

/* ── CODON TABLE STICKY HEADER — major upgrade #19 ── */
.codon-table-wrap { position: relative; }
.codon-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 3;
  box-shadow: 0 1px 0 var(--border);
}
.codon-table thead th.sortable {
  cursor: pointer; user-select: none;
}
.codon-table thead th.sortable::after { content: ' ↕'; opacity: 0.3; font-size: 10px; }
.codon-table thead th.sort-asc::after { content: ' ↑'; opacity: 1; color: var(--accent); }
.codon-table thead th.sort-desc::after { content: ' ↓'; opacity: 1; color: var(--accent); }
.codon-table thead th.sortable:hover { color: var(--accent); }

/* ── SEARCH HIGHLIGHT — major upgrade #20 ── */
.hl { background: rgba(0,201,167,0.2); color: var(--accent); border-radius: 2px; }

/* ── SPECIES COUNT — major upgrade #21 ── */
.species-count { font-family: var(--ff-mono); font-size: 11px; color: var(--text-dim); margin-bottom: 20px; letter-spacing: 0.06em; }
.species-count strong { color: var(--accent); }
.species-count-wrap { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.search-clear-btn {
  background: none; border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-dim); font-family: var(--ff-mono); font-size: 10px;
  letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 8px;
  cursor: pointer; transition: color 0.15s, border-color 0.15s;
  display: none;
}
.search-clear-btn.visible { display: inline-block; }
.search-clear-btn:hover { color: var(--accent); border-color: var(--accent); }

/* ── FORM FIELD VALIDATION — major upgrade #23 ── */
.form-input:invalid:not(:placeholder-shown) { border-color: rgba(245,158,11,0.5); }
.form-input:valid:not(:placeholder-shown) { border-color: rgba(0,201,167,0.3); }
.field-hint { font-family: var(--ff-mono); font-size: 10px; color: var(--text-dim); margin-top: 4px; }
.field-error { font-family: var(--ff-mono); font-size: 10px; color: var(--amber); margin-top: 4px; display: none; }
.field-error.show { display: block; }
.char-count { font-family: var(--ff-mono); font-size: 10px; color: var(--text-dim); text-align: right; margin-top: 4px; }
.char-count.over { color: var(--amber); }

/* ── ENHANCED FOCUS — major upgrade #24 ── */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius-sm); }
button:focus-visible { outline-offset: 2px; }

/* ── TEXT SELECTION — major upgrade #25 ── */
::selection { background: rgba(0,201,167,0.22); color: var(--text-bright); }

/* ── GRADIENT SCROLL PROGRESS — QoL ── */
.scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-alt));
  z-index: 9999; width: 0%; pointer-events: none;
  transition: width 0.1s linear;
}

/* ── ENHANCED NAV LINKS — QoL ── */
.nav-links a { position: relative; padding-bottom: 2px; }
.nav-links a::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 0; height: 1px; background: var(--accent);
  transition: width 0.2s var(--ease-out);
}
.nav-links a:hover::after,
.nav-links a[aria-current]::after { width: 100%; }

/* ── BUTTON ACTIVE STATE — QoL ── */
.btn-primary:active { transform: scale(0.97) translateY(1px); }

/* ── DRC TERMINAL CURSOR — QoL ── */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.drc-terminal-bar::after { content: ' ▋'; animation: blink 1.2s step-end infinite; color: var(--accent); }

/* ── HERO SCROLL HINT ANIMATION — QoL ── */
@keyframes bounceY {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}
.hero-scroll-hint {
  position: absolute; bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: var(--text-dim); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase;
  animation: bounceY 2.4s ease-in-out infinite;
  white-space: nowrap;
}

/* ── SECTION LABEL DOT — QoL ── */
.section-label::before { content: '·'; margin-right: 6px; color: var(--accent); }

/* ── CUSTOM SCROLLBAR — QoL ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }

/* ── BACK TO TOP — QoL ── */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  z-index: 800;
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s, border-color 0.15s, color 0.15s;
  pointer-events: none;
}
.back-to-top.visible { opacity: 1; transform: none; pointer-events: all; }
.back-to-top:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 768px) { .back-to-top { bottom: 70px; right: 20px; } }

/* ── LOCAL CARD ACCENT BORDER — QoL ── */
.local-card {
  position: relative;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.local-card::before {
  content: ''; position: absolute; left: 0; top: 16px; bottom: 16px;
  width: 2px; background: var(--accent); border-radius: 1px;
  opacity: 0; transition: opacity 0.2s;
}
.local-card:hover::before { opacity: 1; }
.local-card:hover { transform: translateX(2px); box-shadow: 4px 0 16px rgba(0,201,167,0.05); }

/* ── PILLAR GHOST NUMBER — QoL ── */
.pillar { position: relative; overflow: hidden; }
.pillar::after {
  content: attr(data-num);
  position: absolute;
  bottom: -8px; right: -4px;
  font-family: var(--ff-mono);
  font-size: 80px;
  font-weight: 700;
  color: rgba(255,255,255,0.015);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.04em;
}

/* ── AUDIENCE TAB ACTIVE LINE — QoL ── */
.audience-tab { position: relative; }
.audience-tab.active::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--accent); border-radius: 1px;
}

/* ── FAQ ICON ROTATION — QoL ── */
.faq-icon { font-size: 18px; transition: transform 0.2s; display: inline-block; color: var(--text-dim); }
.faq-q[aria-expanded="true"] .faq-icon { transform: rotate(45deg); color: var(--accent); }

/* ── SPECIES STRIP HOVER — QoL ── */
.species-strip span {
  cursor: pointer;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.species-strip span:hover { color: var(--accent); background: var(--accent-dim); border-color: rgba(0,201,167,0.3); }

/* ── MRNA PART HOVER — QoL ── */
.mrna-part { cursor: help; transition: filter 0.15s, transform 0.15s; }
.mrna-part:hover { filter: brightness(1.15); transform: scaleY(1.08); }

/* ── COMPARISON TABLE IMPROVEMENTS — QoL ── */
.comparison-table th { white-space: nowrap; }
.comparison-table td, .comparison-table th { vertical-align: middle; }
.comparison-table caption {
  font-family: var(--ff-mono); font-size: 10px; color: var(--text-dim);
  caption-side: bottom; padding-top: 12px; letter-spacing: 0.04em;
}

/* ── SHOWCASE IMPROVEMENTS — QoL ── */
.showcase-slide-label {
  text-align: center; font-family: var(--ff-mono); font-size: 10px;
  letter-spacing: 0.18em; color: var(--accent); text-transform: uppercase;
  margin-bottom: 16px; transition: opacity 0.2s;
}
.showcase-counter {
  font-family: var(--ff-mono); font-size: 11px;
  color: var(--text-dim); letter-spacing: 0.04em; min-width: 36px; text-align: center;
}
.showcase-screen img { aspect-ratio: 1512 / 801; background: var(--bg-card); }
.showcase-screen img[src*="qc"] { aspect-ratio: 1440 / 900; }

/* ── LARGE TEXT — QoL ── */
.large-text { font-size: clamp(18px, 2.5vw, 24px); }

/* ── ARIA-LIVE POLITE CONTAINER — QoL ── */
.sr-live {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ── RESPONSIVE ADDITIONS — QoL ── */
@media (max-width: 900px) {
  .drc-grid { gap: 40px; }
  .thesis-grid { gap: 40px; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section-pad { padding: 80px 0; }
  .section-pad-sm { padding: 56px 0; }
  .back-to-top { bottom: 70px; right: 16px; }
  .mrna-cap, .mrna-utr5, .mrna-utr3, .mrna-polya { font-size: 7px; }
  .mrna-parts { height: 44px; }
  .faq-q { padding: 16px 20px; font-size: 14px; }
  .faq-a { padding: 4px 20px 16px; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; font-size: 12px; }
  .hero-meta { flex-wrap: wrap; gap: 6px; justify-content: flex-start; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .btn-primary.btn-lg, .btn-ghost.btn-lg { width: 100%; justify-content: center; }
  .drc-stats { flex-direction: column; gap: 12px; }
  .download-buttons { flex-direction: column; align-items: stretch; }
  .btn-platform { width: 100%; justify-content: center; }
  .newsletter-form { flex-direction: column; }
  .pillar-bullets { display: none; }
}
@media (orientation: landscape) and (max-height: 500px) {
  .hero { min-height: 120vw; }
  .hero-scroll-hint { display: none; }
}
@media print {
  .site-nav, .hero-video-wrap, .hero-scroll-hint,
  #film-modal, .back-to-top, .scroll-progress,
  .page-loader, .shortcuts-overlay, .status-bar,
  .mobile-cta-bar, .nav-toggle, .nav-cta,
  .newsletter-section { display: none !important; }
  body { background: #fff; color: #111; }
  .hero-content { padding-top: 24px; }
  a[href]::after { content: ' (' attr(href) ')'; font-size: 9px; color: #666; }
  a[href^="#"]::after, a[href^="mailto:"]::after { content: ''; }
  .section-pad { padding: 32px 0; }
  h1, h2, h3 { page-break-after: avoid; }
  .pillar, .local-card, .testimonial-card { page-break-inside: avoid; }
  .codon-table-wrap { max-height: none; overflow: visible; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .showcase-track, .scroll-progress, .page-loader { transition: none !important; }
  .hero-scroll-hint { animation: none; }
  .drc-terminal-bar::after { animation: none; }
}

/* ── DOWNLOAD SECTION UPDATES — QoL ── */
.download-buttons { flex-wrap: wrap; }
.btn-platform { min-width: 200px; justify-content: center; }
.btn-platform.detected { box-shadow: var(--shadow-glow); }

/* ── DRC STATS NUMBERS — QoL ── */
.stat-num { font-variant-numeric: tabular-nums; }

/* ── HERO META SEPARATOR — QoL ── */
.hero-meta .sep { opacity: 0.3; }

/* ── DATA-REVEAL TRANSITION — QoL ── */
[data-reveal] { transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out); }

/* ── DRC MOLECULAR ANALYSIS PANEL — replaces terminal chrome ── */
.drc-panel.drc-terminal {
  border-color: rgba(0, 212, 170, 0.18);
  background: linear-gradient(160deg, var(--bg-card) 0%, rgba(0,212,170,0.03) 100%);
}

/* Kill the bash blinking cursor */
.drc-panel .drc-terminal-bar::after { content: ''; animation: none; }

/* Restyle the header bar */
.drc-panel .drc-terminal-bar {
  background: transparent;
  border-bottom: 1px solid rgba(0, 212, 170, 0.15);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.09em;
  font-size: 0.7rem;
}

/* Status dot: pulsing green = analysis active */
.drc-panel .drc-terminal-bar::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 6px var(--accent);
  animation: drc-pulse 2.4s ease-in-out infinite;
}

@keyframes drc-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--accent); }
  50% { opacity: 0.4; box-shadow: 0 0 2px var(--accent); }
}

/* Bar label styling */
.drc-panel-label {
  flex: 1;
  color: var(--accent);
  opacity: 0.85;
}

/* Right-side scan badge */
.drc-panel-badge {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  background: rgba(0,212,170,0.08);
  border: 1px solid rgba(0,212,170,0.2);
  border-radius: 3px;
  padding: 2px 7px;
  color: var(--accent);
  opacity: 0.7;
}

/* Scan progress bar under header */
.drc-scan-bar {
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(0,212,170,0.15) 72%, transparent 100%);
  margin: 0;
  opacity: 0.5;
}

/* Make the body feel more like a data readout */
.drc-panel .drc-terminal-body {
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* Rule rows */
.drc-panel .drc-rule {
  border-radius: 4px;
  padding: 7px 10px;
  transition: background 0.15s;
}
.drc-panel .drc-rule:hover { background: rgba(255,255,255,0.03); }
.drc-panel .drc-rule.fail {
  background: rgba(255,107,107,0.06);
  border-left: 2px solid rgba(255,107,107,0.5);
}
.drc-panel .drc-rule.pass { border-left: 2px solid rgba(0,212,170,0.2); }

/* ── LIVE SEQUENCE ANALYZER ── */
.seq-analyzer-section { background: var(--bg); }

.seq-analyzer {
  max-width: 780px;
  margin: 2.5rem auto 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg, 12px);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: 0 16px 60px rgba(0,0,0,0.35);
}

.seq-analyzer-input-wrap { padding: 20px 22px 0; }

.seq-analyzer-label {
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  opacity: 0.75;
  display: block;
  margin-bottom: 8px;
}

.seq-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-bright);
  font-family: var(--ff-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  letter-spacing: 0.05em;
  padding: 12px 14px;
  resize: vertical;
  outline: none;
  transition: border-color 0.15s;
  min-height: 90px;
}
.seq-input::placeholder { color: var(--text-dim); opacity: 0.45; font-family: var(--ff-sans); font-size: 0.82rem; letter-spacing: 0; }
.seq-input:focus { border-color: var(--accent); }

.seq-input-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 2px 14px;
  font-size: 0.7rem;
  color: var(--text-dim);
  flex-wrap: wrap;
}

.seq-type-badge {
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.25);
  border-radius: 3px;
  padding: 1px 6px;
  color: var(--accent);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  display: none;
}
.seq-type-badge.visible { display: inline; }

.seq-example-btn, .seq-clear-btn {
  margin-left: auto;
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  padding: 3px 9px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.seq-clear-btn { margin-left: 0; }
.seq-example-btn:hover, .seq-clear-btn:hover { border-color: var(--accent); color: var(--accent); }

.seq-results {
  border-top: 1px solid var(--border);
  padding: 16px 22px;
  min-height: 80px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.seq-results-empty {
  color: var(--text-dim);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  opacity: 0.5;
  align-self: center;
  padding: 10px 0;
}

/* Result cards */
.seq-check {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 5px;
  border-left: 2px solid transparent;
  font-size: 0.8rem;
  animation: check-slide-in 0.22s ease both;
}
@keyframes check-slide-in {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.seq-check.pass { border-left-color: rgba(0,212,170,0.35); background: rgba(0,212,170,0.04); }
.seq-check.warn { border-left-color: rgba(245,158,11,0.45); background: rgba(245,158,11,0.05); }
.seq-check.fail { border-left-color: rgba(255,107,107,0.5);  background: rgba(255,107,107,0.06); }
.seq-check.info { border-left-color: rgba(69,183,209,0.35);  background: rgba(69,183,209,0.04); }

.seq-check-id {
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  flex-shrink: 0;
  min-width: 56px;
}

.seq-check-name { flex: 1; color: var(--text); }
.seq-check-detail { font-size: 0.73rem; color: var(--text-dim); margin-top: 2px; }

.seq-badge {
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  padding: 2px 7px;
  border-radius: 3px;
  flex-shrink: 0;
}
.seq-badge.pass { background: rgba(0,212,170,0.15); color: var(--accent); }
.seq-badge.warn { background: rgba(245,158,11,0.15); color: #f59e0b; }
.seq-badge.fail { background: rgba(255,107,107,0.15); color: #ff6b6b; }
.seq-badge.info { background: rgba(69,183,209,0.15); color: #45b7d1; }

.seq-check-inner { display: flex; flex-direction: column; flex: 1; }

.seq-analyzer-disc {
  font-size: 0.72rem;
  color: var(--text-dim);
  opacity: 0.55;
  margin-top: 1.2rem;
  letter-spacing: 0.02em;
}

.seq-summary {
  display: flex;
  gap: 1.5rem;
  padding: 12px 10px 6px;
  flex-wrap: wrap;
}
.seq-stat { display: flex; flex-direction: column; gap: 2px; }
.seq-stat-val { font-family: var(--ff-mono); font-size: 1rem; font-weight: 500; color: var(--text-bright); }
.seq-stat-lbl { font-family: var(--ff-mono); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--text-dim); text-transform: uppercase; }

/* ── DNA RIBBON HERO DECORATION ── */
.dna-ribbon {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 32px;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.5) 15%, rgba(0,0,0,0.5) 85%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.5) 15%, rgba(0,0,0,0.5) 85%, transparent 100%);
}

.dna-ribbon-left  { left: 18px; }
.dna-ribbon-right { right: 18px; }

.dna-ribbon-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  animation: ribbon-scroll 18s linear infinite;
}

.dna-ribbon-right .dna-ribbon-inner {
  animation-direction: reverse;
  animation-duration: 22s;
}

.dna-ribbon-inner span {
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1.8;
  letter-spacing: 0;
  opacity: 0.18;
  transition: opacity 0.3s;
  user-select: none;
}

.nt-a { color: #ff6b6b; }
.nt-t { color: #4ecdc4; }
.nt-g { color: #45b7d1; }
.nt-c { color: #f7dc6f; }

@keyframes ribbon-scroll {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}

/* Duplicate content for seamless loop */
.dna-ribbon-inner::after {
  content: attr(data-seq);
}

@media (max-width: 768px) {
  .dna-ribbon { display: none; }
}

/* ── WAITLIST FORM ── */
.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 2rem 0 1rem;
  text-align: left;
}

.waitlist-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.waitlist-field { display: flex; flex-direction: column; gap: 6px; }

.waitlist-label {
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.8;
}

.waitlist-input, .waitlist-select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius, 6px);
  color: var(--text-bright);
  font-family: var(--ff-sans);
  font-size: 0.875rem;
  padding: 10px 13px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
  -webkit-appearance: none;
}
.waitlist-input::placeholder { color: var(--text-dim); opacity: 0.6; }
.waitlist-input:focus, .waitlist-select:focus { border-color: var(--accent); }
.waitlist-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%236b7f96' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.waitlist-select option { background: var(--bg-card); color: var(--text); }

.waitlist-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-top: 4px;
  padding: 0.85em 1.5em;
}

.waitlist-success {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
  animation: fadeUp 0.4s ease;
}
.waitlist-success.visible { display: block; }
.waitlist-success-icon { margin-bottom: 1rem; color: var(--accent); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

/* ── TOAST NOTIFICATION SYSTEM ── */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  pointer-events: none;
}

.nucleora-toast {
  font-family: var(--ff-mono, monospace);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  background: rgba(13, 21, 32, 0.96);
  border: 1px solid rgba(0, 212, 170, 0.3);
  color: var(--accent, #00d4aa);
  padding: 0.55em 1.1em;
  border-radius: 6px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  opacity: 0;
  transform: translateY(8px) scale(0.96);
  transition: opacity 0.22s ease, transform 0.22s ease;
  white-space: nowrap;
  pointer-events: none;
}

.nucleora-toast.toast-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.nucleora-toast.toast-error {
  border-color: rgba(255, 107, 107, 0.4);
  color: #ff9a9a;
}

.nucleora-toast.toast-success {
  border-color: rgba(0, 212, 170, 0.4);
}

@media (max-width: 480px) {
  .nucleora-toast { font-size: 0.7rem; max-width: 90vw; white-space: normal; text-align: center; }
}

/* ── SEQUENCE ANALYZER — TERMINAL CHROME ── */
.seq-analyzer-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card-2, rgba(255,255,255,0.03));
}
.seq-chrome-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.seq-chrome-dot--red    { background: #ff5f57; }
.seq-chrome-dot--yellow { background: #febc2e; }
.seq-chrome-dot--green  { background: #28c840; }
.seq-chrome-label {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  opacity: 0.55;
  margin-left: 6px;
}

/* ── GC BAR ── */
.seq-gc-bar {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 5px;
  width: 80px;
  overflow: hidden;
}
.seq-gc-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.4s ease, background 0.3s ease;
}

/* ── COMPACT ANALYZER (secondary pages) ── */
.seq-analyzer-compact .seq-analyzer {
  max-width: 100%;
}
.seq-analyzer-compact-section {
  background: var(--bg);
  padding: 60px 0;
  border-top: 1px solid var(--border-dim);
}