/* ═══════════════════════════════════════════════════════════════════
   OTS Ullu — Production Design System
   Stack: Custom Properties → Typography → Layout → Components → Util
   ═══════════════════════════════════════════════════════════════════ */

/* ── DESIGN TOKENS ──────────────────────────────────────────────── */
:root {
  /* Brand constant — never overridden by palette or theme */
  --brand-gold:    #FFD700;

  /* Accent */
  --accent:        #0DC9C9;
  --accent-dim:    #09A0A0;
  --accent-glow:   rgba(13, 201, 201, 0.15);

  /* Accent alpha tints — derived so all palette switches propagate */
  --accent-tint-04:  color-mix(in srgb, var(--accent) 4%,  transparent);
  --accent-tint-06:  color-mix(in srgb, var(--accent) 6%,  transparent);
  --accent-tint-08:  color-mix(in srgb, var(--accent) 8%,  transparent);
  --accent-tint-10:  color-mix(in srgb, var(--accent) 10%, transparent);
  --accent-tint-20:  color-mix(in srgb, var(--accent) 20%, transparent);
  --accent-tint-22:  color-mix(in srgb, var(--accent) 22%, transparent);
  --accent-tint-25:  color-mix(in srgb, var(--accent) 25%, transparent);
  --accent-tint-30:  color-mix(in srgb, var(--accent) 30%, transparent);
  --accent-tint-40:  color-mix(in srgb, var(--accent) 40%, transparent);
  --accent-tint-45:  color-mix(in srgb, var(--accent) 45%, transparent);
  --accent-tint-60:  color-mix(in srgb, var(--accent) 60%, transparent);

  /* Light mode surfaces */
  --bg:            #F6F4EF;
  --bg-alt:        #EDEBE4;
  --fg:            #111112;
  --fg-secondary:  #46464F;
  --fg-meta:       #8F8F9A;
  --border:        rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.14);

  /* Product section — light mode: fully themed */
  --product-bg:         var(--bg-alt);
  --product-fg:         var(--fg);
  --product-fg-dim:     var(--fg-secondary);
  --product-fg-muted:   var(--fg-meta);
  --product-border:     var(--border);
  --product-card-bg:    #FFFFFF;

  /* Typography */
  --font-sans:     'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:     'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* Spacing */
  --section-gap:   clamp(40px, 5vw, 64px);
  --container-max: 1120px;
  --container-pad: clamp(20px, 5vw, 48px);

  /* Transitions */
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --t-theme:   350ms;
  --t-fast:    180ms;
  --t-medium:  280ms;

  /* Radius */
  --r-sm:   6px;
  --r-md:   12px;
  --r-lg:   20px;
  --r-xl:   28px;
  --r-full: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.14);
}

[data-theme="dark"] {
  --bg:            #1B1B1D;
  --bg-alt:        #242427;
  --fg:            #F0EDE8;
  --fg-secondary:  #A8A8B3;
  --fg-meta:       #6B6B78;
  --border:        rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.12);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);

  /* Product section — deeper in dark mode */
  --product-bg:         #111113;
  --product-fg:         #F0EDE8;
  --product-fg-dim:     rgba(240,237,232,0.55);
  --product-fg-muted:   rgba(240,237,232,0.35);
  --product-border:     rgba(255,255,255,0.07);
  --product-card-bg:    rgba(255,255,255,0.02);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
  transition:
    background var(--t-theme) var(--ease-out),
    color var(--t-theme) var(--ease-out);
  overflow-x: hidden;
}

img, video, svg { display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
input, button { -webkit-appearance: none; }
ul, ol { list-style: none; }

/* ── TYPOGRAPHY SCALE ───────────────────────────────────────────── */
.hero-headline {
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.section-heading {
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

h3 { font-size: 1.1rem; font-weight: 600; letter-spacing: -0.01em; }

/* ── CONTAINER ──────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

/* ── REVEAL ANIMATION ───────────────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.6s var(--ease-out),
    transform 0.6s var(--ease-out);
}

.reveal-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-up:nth-child(2) { transition-delay: 0.08s; }
.reveal-up:nth-child(3) { transition-delay: 0.16s; }
.reveal-up:nth-child(4) { transition-delay: 0.24s; }

/* ── SITE HEADER ────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 60px;
  transition:
    transform 0.35s var(--ease-out),
    background var(--t-theme) var(--ease-out);
}

.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
}

.site-header.hidden { transform: translateY(-100%); }

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  transition: opacity var(--t-fast);
}
.brand:hover { opacity: 0.8; }

.brand-mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  object-fit: contain;
  border-radius: 50%;
}

[data-theme="light"] .brand-mark { mix-blend-mode: multiply; }
[data-theme="dark"]  .brand-mark { mix-blend-mode: screen; }

.brand-wordmark {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  transition: color var(--t-theme) var(--ease-out);
}

.brand-ullu { color: var(--brand-gold); }

.footer-mark {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 50%;
}

[data-theme="light"] .footer-mark { mix-blend-mode: multiply; }
[data-theme="dark"]  .footer-mark { mix-blend-mode: screen; }

.theme-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-secondary);
  border-radius: var(--r-full);
  transition: color var(--t-fast), background var(--t-fast);
}
.theme-toggle:hover { color: var(--fg); background: var(--bg-alt); }

.theme-toggle svg { width: 18px; height: 18px; }

[data-theme="dark"]  .icon-sun  { display: block; }
[data-theme="dark"]  .icon-moon { display: none; }
[data-theme="light"] .icon-sun  { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* ── HERO ───────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 52vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 80px var(--container-pad) 48px;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.7); }
}

.hero-headline {
  margin-bottom: 24px;
}
.hero-headline-plain  { color: var(--fg); transition: color var(--t-theme) var(--ease-out); }
.hero-headline-accent { color: var(--accent); transition: color var(--t-theme) var(--ease-out), color var(--t-fast); }

.hero-subline {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  color: var(--fg-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
  max-width: 720px;
  transition: color var(--t-theme) var(--ease-out);
}

.hero-attribution {
  font-size: 0.65rem;
  color: var(--fg-meta);
  opacity: 0.4;
  letter-spacing: 0.06em;
  margin-bottom: 40px;
  font-style: italic;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent);
  color: #0A0A0A;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: var(--r-full);
  transition:
    transform var(--t-fast) var(--ease-out),
    box-shadow var(--t-fast) var(--ease-out),
    background var(--t-fast);
  min-height: 44px;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px var(--accent-glow), 0 4px 12px rgba(0,0,0,0.15);
}

.btn-primary:active { transform: scale(0.98); box-shadow: none; }

/* ── POSITION SURVEILLANCE ──────────────────────────────────────── */
.section-surveillance {
  background: var(--bg-alt);
  transition: background var(--t-theme) var(--ease-out);
}

.surveillance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  margin: 48px 0 40px;
  transition: border-color var(--t-theme) var(--ease-out);
}

.surv-stat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 36px 32px;
  background: var(--bg);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition:
    background var(--t-theme) var(--ease-out),
    border-color var(--t-theme) var(--ease-out);
}

.surv-stat:nth-child(3n) { border-right: none; }
.surv-stat:nth-child(n+4) { border-bottom: none; }

.surv-num {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.surv-label {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--fg-secondary);
  transition: color var(--t-theme) var(--ease-out);
}

.surv-scale-note {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg-secondary);
  letter-spacing: -0.01em;
  font-style: italic;
  text-align: center;
  transition: color var(--t-theme) var(--ease-out);
}

@media (max-width: 768px) {
  .surveillance-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .surv-stat:nth-child(3n) { border-right: 1px solid var(--border); }
  .surv-stat:nth-child(2n) { border-right: none; }
  .surv-stat:nth-child(n+5) { border-bottom: none; }
}

@media (max-width: 480px) {
  .surveillance-grid { grid-template-columns: 1fr; }
  .surv-stat { border-right: none; }
  .surv-stat:last-child { border-bottom: none; }
}

/* ── SYSTEM INTELLIGENCE SECTION ───────────────────────────────── */
.section-intelligence {
  background: var(--bg);
  transition: background var(--t-theme) var(--ease-out);
}

.section-subtext {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  line-height: 1.75;
  color: var(--fg-secondary);
  max-width: 760px;
  margin-bottom: 36px;
  transition: color var(--t-theme) var(--ease-out);
}

/* Architecture tier row */
.arch-tier-row {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 64px;
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  background: var(--bg-alt);
  transition: background var(--t-theme) var(--ease-out), border-color var(--t-theme) var(--ease-out);
}

.arch-tier {
  flex: 1;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: 16px;
}

.arch-tier-num {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--accent);
  line-height: 1;
  font-family: var(--font-mono);
}

.arch-tier-label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
  transition: color var(--t-theme) var(--ease-out);
}

.arch-tier-detail {
  font-size: 0.75rem;
  color: var(--fg-meta);
  line-height: 1.5;
  transition: color var(--t-theme) var(--ease-out);
}

.arch-tier-arrow {
  color: var(--border-strong);
  flex-shrink: 0;
}
.arch-tier-arrow svg { width: 20px; height: 20px; }

@media (max-width: 640px) {
  .arch-tier-arrow { transform: rotate(90deg); width: 100%; display: flex; justify-content: center; }
  .arch-tier-row { flex-direction: column; }
}

/* Parameter summary (IP-safe) */
.param-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 64px;
}

.param-summary-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg);
  transition: border-color var(--t-medium), background var(--t-theme) var(--ease-out);
}

.param-summary-stat:hover { border-color: var(--accent); }

.param-summary-num {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--accent);
  font-family: var(--font-mono);
  line-height: 1;
}

.param-summary-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--fg);
  transition: color var(--t-theme) var(--ease-out);
}

.param-summary-sub {
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--fg-secondary);
  transition: color var(--t-theme) var(--ease-out);
}

/* Parameter groups */
.param-groups { margin-bottom: 64px; }

.param-groups-heading {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-meta);
  margin-bottom: 20px;
  transition: color var(--t-theme) var(--ease-out);
}

.param-group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.param-group-card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg);
  transition: border-color var(--t-medium), box-shadow var(--t-medium), background var(--t-theme) var(--ease-out);
}

.param-group-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.param-group-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}

.param-group-count {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent);
  font-family: var(--font-mono);
  line-height: 1;
}

.param-group-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--fg);
  transition: color var(--t-theme) var(--ease-out);
}

.param-group-purpose {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--fg-secondary);
  margin-bottom: 14px;
  transition: color var(--t-theme) var(--ease-out);
}

.param-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.param-list li {
  font-size: 0.75rem;
  color: var(--fg-meta);
  padding-left: 12px;
  position: relative;
  line-height: 1.5;
  transition: color var(--t-theme) var(--ease-out);
}

.param-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.65rem;
}

/* Filter engine */
.filter-engine { margin-bottom: 64px; }

.filter-engine-heading {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-meta);
  margin-bottom: 8px;
  transition: color var(--t-theme) var(--ease-out);
}

.filter-engine-evolving {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.75;
  vertical-align: middle;
}

.filter-engine-sub {
  font-size: 0.88rem;
  color: var(--fg-secondary);
  margin-bottom: 24px;
  transition: color var(--t-theme) var(--ease-out);
}

.filter-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 700px) { .filter-cols { grid-template-columns: 1fr; } }

.filter-col {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--t-theme) var(--ease-out);
}

.filter-col-label {
  padding: 12px 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-meta);
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  transition: background var(--t-theme) var(--ease-out), color var(--t-theme) var(--ease-out), border-color var(--t-theme) var(--ease-out);
}

.filter-row-item {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  transition: background var(--t-fast), border-color var(--t-theme) var(--ease-out);
}

.filter-row-item:last-child { border-bottom: none; }
.filter-row-item:hover { background: var(--bg-alt); }

.filter-row-left {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.filter-badge {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}

.filter-badge-gate {
  background: rgba(220,60,60,0.1);
  color: #C83030;
  border: 1px solid rgba(220,60,60,0.18);
}

[data-theme="dark"] .filter-badge-gate {
  background: rgba(220,80,80,0.12);
  color: #FF7070;
  border-color: rgba(220,80,80,0.2);
}

.filter-badge-score {
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--accent-tint-20);
}

.filter-name {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--fg);
  transition: color var(--t-theme) var(--ease-out);
}

.filter-purpose {
  font-size: 0.75rem;
  color: var(--fg-meta);
  line-height: 1.5;
  transition: color var(--t-theme) var(--ease-out);
}

/* AI-ready grid */
.ai-ready-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 64px;
}

.ai-ready-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg);
  transition: border-color var(--t-medium), box-shadow var(--t-medium), background var(--t-theme) var(--ease-out), transform var(--t-medium) var(--ease-out);
}

.ai-ready-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.ai-ready-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border-radius: var(--r-md);
  color: var(--accent);
  margin-bottom: 16px;
}

.ai-ready-icon svg { width: 20px; height: 20px; }

.ai-ready-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
  line-height: 1.35;
  transition: color var(--t-theme) var(--ease-out);
}

.ai-ready-desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--fg-secondary);
  transition: color var(--t-theme) var(--ease-out);
}

/* Gradient quote */
.gradient-quote {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--r-lg) var(--r-lg) 0;
  background: var(--bg-alt);
  transition: background var(--t-theme) var(--ease-out);
}

.gradient-quote p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  font-style: italic;
  line-height: 1.7;
  color: var(--fg);
  margin-bottom: 16px;
  transition: color var(--t-theme) var(--ease-out);
}

.gradient-quote footer {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ── SECTIONS ───────────────────────────────────────────────────── */
.section { padding: var(--section-gap) 0; }

.section-product {
  background: var(--product-bg);
  color: var(--product-fg);
  padding: var(--section-gap) 0;
  transition: background var(--t-theme) var(--ease-out);
}

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-heading {
  color: var(--accent);
  margin-bottom: 56px;
  transition: color var(--t-theme) var(--ease-out), color var(--t-fast);
}

.section-product .section-heading { color: var(--accent); }

/* ── CAPABILITY CARDS ───────────────────────────────────────────── */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 72px;
}

.capability-card {
  padding: 32px;
  border: 1px solid var(--product-border);
  border-radius: var(--r-lg);
  background: var(--product-card-bg);
  transition:
    border-color var(--t-medium),
    background var(--t-medium),
    transform var(--t-medium) var(--ease-out);
}

.capability-card:hover {
  border-color: var(--accent-tint-30);
  background: var(--accent-tint-04);
  transform: translateY(-3px);
}

.cap-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  background: var(--accent-tint-10);
  color: var(--accent);
  margin-bottom: 20px;
}

.cap-icon svg { width: 24px; height: 24px; }

.cap-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--product-fg);
  margin-bottom: 10px;
}

.cap-desc {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--product-fg-dim);
}

/* ── STATS BAR ──────────────────────────────────────────────────── */
.stats-bar {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
  transition: background var(--t-theme) var(--ease-out), border-color var(--t-theme) var(--ease-out);
}

.stats-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 32px;
  text-align: center;
}

.stat-value {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
  transition: color var(--t-theme) var(--ease-out), color var(--t-fast);
}

.stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-meta);
  transition: color var(--t-theme) var(--ease-out);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-strong);
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .stats-inner { gap: 0; }
  .stat-item { padding: 12px 20px; }
  .stat-divider { display: none; }
}

/* ── VELOCITY CALLOUT ───────────────────────────────────────────── */
.velocity-callout {
  margin-bottom: 56px;
  padding: 40px;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--r-lg) var(--r-lg) 0;
  background: var(--accent-tint-04);
}

.velocity-quote {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  font-style: italic;
  line-height: 1.65;
  color: var(--product-fg);
  margin-bottom: 20px;
}

.velocity-body {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--product-fg-dim);
  margin-bottom: 24px;
}

.velocity-punch {
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.01em;
  margin-bottom: 20px;
  padding-top: 4px;
}

.velocity-meta {
  font-size: 0.72rem;
  color: var(--fg-meta);
  margin-top: 16px;
  opacity: 0.7;
}

.velocity-stats {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}

.vel-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 28px 16px 0;
  margin-right: 28px;
  border-right: 1px solid rgba(255,255,255,0.07);
}

.vel-stat:last-child {
  border-right: none;
  margin-right: 0;
}

.vel-num {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  font-family: var(--font-mono);
  color: var(--accent);
  line-height: 1;
}

.vel-label {
  font-size: 0.72rem;
  line-height: 1.4;
  color: var(--product-fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.theta-strip {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 16px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.theta-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-tint-10);
  border-radius: var(--r-md);
  color: var(--accent);
}

.theta-icon svg { width: 18px; height: 18px; }

.theta-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.theta-headline {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.theta-body {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(240,237,232,0.5);
}

@media (max-width: 600px) {
  .velocity-callout { padding: 28px 20px; }
  .velocity-stats { gap: 20px; }
  .vel-stat { border-right: none; padding-right: 0; margin-right: 0; }
  .theta-strip { flex-direction: column; gap: 12px; }
}

/* ── STRATEGY SPLIT ─────────────────────────────────────────────── */
.split-row {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.strategy-split {
  margin-bottom: 56px;
  padding: 32px;
  border: 1px solid var(--product-border);
  border-radius: var(--r-lg);
  background: var(--product-card-bg);
}

.split-item {
  display: grid;
  grid-template-columns: 180px 1fr 48px;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 0 14px;
}

.split-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--product-fg-dim);
  grid-row: 1;
  grid-column: 1;
}

.split-bar-wrap {
  grid-row: 1;
  grid-column: 2;
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--r-full);
  overflow: hidden;
}

.split-bar {
  height: 100%;
  border-radius: var(--r-full);
  transition: width 1s var(--ease-out);
}

.split-bar-cc  { background: var(--accent); }
.split-bar-csp { background: var(--accent-tint-45); }

.split-pct {
  grid-row: 1;
  grid-column: 3;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
  text-align: right;
}

.split-sub {
  grid-row: 2;
  grid-column: 2;
  font-size: 0.72rem;
  color: var(--product-fg-muted);
  font-family: var(--font-mono);
  margin-top: 5px;
}

@media (max-width: 600px) {
  .split-item {
    grid-template-columns: 1fr 40px;
    grid-template-rows: auto auto auto;
  }
  .split-label  { grid-column: 1 / span 2; margin-bottom: 6px; }
  .split-bar-wrap { grid-row: 2; grid-column: 1; }
  .split-pct    { grid-row: 2; grid-column: 2; }
  .split-sub    { grid-row: 3; grid-column: 1 / span 2; }
}

/* ── TICKER SHELF ───────────────────────────────────────────────── */
.ticker-shelf {
  margin-bottom: 72px;
}

.ticker-shelf-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--product-fg-muted);
  margin-bottom: 16px;
  font-family: var(--font-mono);
}

.ticker-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.ticker-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--product-border);
  border-radius: var(--r-md);
  background: var(--product-card-bg);
  text-decoration: none;
  transition: border-color var(--t-fast), background var(--t-fast);
}

.ticker-chip-link:hover {
  border-color: var(--accent-tint-40);
  background: var(--accent-tint-06);
  cursor: pointer;
}

.ticker-chip-link:hover .ticker-sym {
  color: var(--accent);
}

.ticker-chip-other {
  opacity: 0.55;
  cursor: default;
}

.ticker-sym {
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--product-fg);
  letter-spacing: 0.04em;
  transition: color var(--t-fast);
}

.ticker-contracts {
  font-size: 0.72rem;
  color: var(--product-fg-dim);
  font-family: var(--font-mono);
  text-align: right;
}

@media (max-width: 700px) {
  .ticker-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── TIMELINE ───────────────────────────────────────────────────── */
.timeline-wrap { margin-bottom: 72px; }

.timeline-heading {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  color: var(--accent);
  margin-bottom: 32px;
}

.timeline {
  position: relative;
  padding-left: 24px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--product-border);
}

.timeline-item {
  position: relative;
  padding: 0 0 32px 28px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -4.5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
}

.timeline-item.is-live::before {
  background: var(--accent);
  border-color: var(--accent);
  animation: live-pulse 2s ease-in-out infinite;
}

@keyframes live-pulse {
  0%   { box-shadow: 0 0 0 0 var(--accent-tint-60); }
  70%  { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--product-fg-muted);
  margin-bottom: 5px;
}

.timeline-title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--product-fg);
  margin-bottom: 3px;
}

.timeline-desc {
  font-size: 0.82rem;
  color: var(--product-fg-dim);
}

.timeline-live-panel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 5px 10px;
  background: var(--accent-tint-10);
  border: 1px solid var(--accent-tint-22);
  border-radius: var(--r-sm);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 1.5s ease-in-out infinite;
}

/* ── QUALIFICATION GATE ─────────────────────────────────────────── */
.qualify-gate {
  max-width: 640px;
  margin: 0 auto;
  padding: 40px;
  border: 1px solid var(--product-border);
  border-radius: var(--r-xl);
  background: var(--product-card-bg);
  text-align: left;
}

.qualify-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border: 1px solid rgba(var(--accent-rgb, 13,201,130), 0.3);
  border-radius: var(--r-full);
  background: rgba(var(--accent-rgb, 13,201,130), 0.07);
  margin-bottom: 20px;
}

.qualify-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: live-pulse 2s ease-in-out infinite;
}

.qualify-status-text {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.qualify-heading {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--product-fg);
  margin-bottom: 14px;
  line-height: 1.2;
}

.qualify-body {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--product-fg-dim);
  margin-bottom: 0;
  max-width: 520px;
}

.qualify-steps-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 28px 0;
}

.qualify-steps-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.qualify-step-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 32px;
}

.qualify-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.qualify-step-num {
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.06em;
  flex-shrink: 0;
  padding-top: 2px;
  min-width: 24px;
}

.qualify-step-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--product-fg);
  margin-bottom: 3px;
}

.qualify-step-desc {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--product-fg-muted);
}

.qualify-social-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.qualify-social-links {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
}

.qualify-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 13px;
  border: 1px solid var(--product-border);
  border-radius: var(--r-full);
  background: var(--product-card-bg);
  color: var(--product-fg-dim);
  font-size: 0.76rem;
  font-weight: 500;
  white-space: nowrap;
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
  min-height: 40px;
}

@media (max-width: 640px) {
  .qualify-social-links { flex-wrap: wrap; }
}

.qualify-social-btn:hover {
  border-color: var(--accent);
  color: var(--product-fg);
  background: var(--accent-tint-06);
}

.qualify-social-btn svg { width: 14px; height: 14px; flex-shrink: 0; }

@media (max-width: 480px) {
  .qualify-gate { padding: 32px 20px; }
  .qualify-social-links { gap: 8px; }
}

/* ── ACCESS CAPTURE ─────────────────────────────────────────────── */
.access-capture {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 32px;
  border: 1px solid var(--product-border);
  border-radius: var(--r-xl);
  background: var(--product-card-bg);
}

.access-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.access-heading {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--product-fg);
  margin-bottom: 24px;
}

.access-form { width: 100%; }

.access-input-wrap {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--product-border);
  border-radius: var(--r-full);
  overflow: hidden;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.access-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.access-input {
  flex: 1;
  padding: 13px 20px;
  background: transparent;
  color: var(--product-fg);
  font-size: 0.9rem;
  outline: none;
  border: none;
  min-height: 44px;
}

.access-input::placeholder { color: rgba(240,237,232,0.3); }

.access-submit {
  width: 48px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #0A0A0A;
  border-radius: 0 var(--r-full) var(--r-full) 0;
  flex-shrink: 0;
  transition: background var(--t-fast), transform var(--t-fast) var(--ease-out);
}

.access-submit:hover { background: var(--accent-dim); transform: scale(1.05); }
.access-submit svg { width: 16px; height: 16px; }

.access-note {
  font-size: 0.73rem;
  color: rgba(240,237,232,0.3);
  margin-top: 12px;
}

/* Form success */
.access-capture.submitted .access-form { display: none; }

.access-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
}

.access-capture.submitted .access-success { display: flex; }

.access-success-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-tint-10);
  border: 1px solid var(--accent-tint-25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.access-success-icon svg { width: 22px; height: 22px; }

.access-success p {
  font-size: 0.9rem;
  color: rgba(240,237,232,0.6);
  text-align: center;
}

/* ── LANGUAGE FILTER ────────────────────────────────────────────── */
.lang-filter {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 32px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.lang-filter::-webkit-scrollbar { display: none; }

.lang-pill {
  flex-shrink: 0;
  padding: 8px 18px;
  border-radius: var(--r-full);
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--fg-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  min-height: 44px;
}

.lang-pill:hover {
  color: var(--fg);
  border-color: var(--accent);
  background: var(--accent-glow);
}

.lang-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #0A0A0A;
  font-weight: 600;
}

/* ── VIDEO CAROUSEL ─────────────────────────────────────────────── */
.video-carousel-wrap {
  overflow: hidden;
  margin: 0 calc(-1 * var(--container-pad));
  padding: 0 var(--container-pad);
}

.video-carousel {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 8px;
  padding-right: calc(var(--container-pad) + 10%);
}

.video-carousel::-webkit-scrollbar { display: none; }

.video-card {
  flex-shrink: 0;
  width: clamp(260px, 72vw, 320px);
  scroll-snap-align: start;
  border-radius: var(--r-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/10;
  cursor: pointer;
  transition: transform var(--t-medium) var(--ease-out), box-shadow var(--t-medium);
}

@media (min-width: 640px)  { .video-card { width: 300px; } }
@media (min-width: 1024px) { .video-card { width: 320px; } }

.video-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}

.video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.1) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
}

.video-lang-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 3px 9px;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(8px);
  border-radius: var(--r-full);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.15);
}

.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  opacity: 0;
  transition:
    opacity var(--t-fast),
    transform var(--t-fast) var(--ease-out),
    background var(--t-fast);
}

.video-card:hover .video-play-btn {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.video-play-btn svg { width: 18px; height: 18px; margin-left: 2px; }

.video-card-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── INSIGHT SHELF ──────────────────────────────────────────────── */
/* ── FREE LIBRARY SECTION ───────────────────────────────────────── */
.section-library {
  background: var(--bg-alt);
  transition: background var(--t-theme) var(--ease-out);
}

.featured-video {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 36px;
}

.featured-video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-lg);
}

.featured-video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.featured-video-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 8px;
}

.featured-video-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.featured-video-title {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--fg);
  line-height: 1.3;
}

.featured-video-stats {
  font-size: 0.8rem;
  color: var(--fg-meta);
  font-family: var(--font-mono);
}

.featured-video-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 4px;
  transition: opacity var(--t-fast);
}
.featured-video-link:hover { opacity: 0.75; }

/* Playlist grid */
.playlist-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.playlist-card {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  transition: transform var(--t-medium) var(--ease-out), box-shadow var(--t-medium);
  text-decoration: none;
}
.playlist-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.playlist-card-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background-size: cover;
  background-position: center;
  background-color: var(--bg-alt);
}

.playlist-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.6) 100%);
}

.playlist-card-badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  padding: 3px 8px;
  border-radius: var(--r-full);
}

.playlist-card-body {
  padding: 14px 16px;
}

.playlist-card-desc {
  font-size: 0.8rem;
  color: var(--fg-secondary);
  line-height: 1.5;
}

/* YouTube stats bar */
.yt-stats-bar {
  margin-bottom: 32px;
}

.yt-stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  margin-bottom: 8px;
}

.yt-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 20px 12px;
  background: var(--bg);
  text-align: center;
}

.yt-stat-value {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: -0.02em;
}

.yt-stat-label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-meta);
}

.yt-stats-updated {
  font-size: 0.7rem;
  color: var(--fg-meta);
  font-family: var(--font-mono);
  text-align: right;
}

@media (max-width: 700px) {
  .yt-stats-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 400px) {
  .yt-stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Channel CTA */
.library-cta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.library-cta-meta {
  font-size: 0.75rem;
  color: var(--fg-meta);
  font-family: var(--font-mono);
}

/* Mobile */
@media (max-width: 900px) {
  .featured-video { grid-template-columns: 1fr; }
  .playlist-grid  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .playlist-grid  { grid-template-columns: 1fr; }
}

.section-shelf {
  background: var(--bg-alt);
  transition: background var(--t-theme) var(--ease-out);
}


.resource-card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg);
  cursor: pointer;
  transition:
    border-color var(--t-medium),
    box-shadow var(--t-medium),
    transform var(--t-medium) var(--ease-out);
}

.resource-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.resource-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: var(--r-sm);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.badge-pdf  { background: rgba(220,60,60,0.1);   color: #C83030; border: 1px solid rgba(220,60,60,0.18); }
.badge-ppt  { background: rgba(220,110,20,0.1);  color: #B85010; border: 1px solid rgba(220,110,20,0.18); }
.badge-xls  { background: rgba(30,155,75,0.1);   color: #177A40; border: 1px solid rgba(30,155,75,0.18); }
.badge-tool { background: var(--accent-tint-10);  color: var(--accent); border: 1px solid var(--accent-tint-25); }
.badge-soon { background: rgba(143,143,154,0.1); color: var(--fg-meta); border: 1px solid rgba(143,143,154,0.2); }

[data-theme="dark"] .badge-pdf  { background: rgba(220,80,80,0.1);   color: #FF7070; border-color: rgba(220,80,80,0.18); }
[data-theme="dark"] .badge-ppt  { background: rgba(220,140,50,0.1);  color: #FF9A50; border-color: rgba(220,140,50,0.18); }
[data-theme="dark"] .badge-xls  { background: rgba(40,180,90,0.1);   color: #5CDB8A; border-color: rgba(40,180,90,0.18); }
[data-theme="dark"] .badge-tool { background: var(--accent-tint-08); color: var(--accent); border-color: var(--accent-tint-20); }

.resource-card-soon {
  opacity: 0.5;
  filter: blur(0.5px);
  cursor: pointer;
}

.resource-card-soon:hover {
  opacity: 0.65;
  filter: none;
  border-color: var(--fg-meta);
  box-shadow: none;
  transform: none;
}

.resource-card-soon-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.resource-card-soon-header .resource-type-badge {
  margin-bottom: 0;
}

.resource-placeholder-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-meta);
  opacity: 0.7;
}

.resource-card-contributed {
  border-color: var(--accent-tint-25);
}

.resource-card-pdf {
  border-color: var(--accent-tint-20);
}

.resource-card-pdf-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.resource-card-date {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--fg-muted);
  white-space: nowrap;
}

.resource-featured-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-tint-10);
  border: 1px solid var(--accent-tint-25);
  border-radius: 4px;
  padding: 2px 7px;
  margin-bottom: 0;
}

/* badge inside pdf-top row should not push down */
.resource-card-pdf-top .resource-type-badge {
  margin-bottom: 0;
}

/* ── SHELF ROWS ─────────────────────────────────────────────────── */
.resource-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.shelf-row {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.shelf-row-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-meta);
}
.shelf-row-desc {
  margin: 6px 0 14px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--fg-muted);
  max-width: 680px;
}

/* ── SHELF CAROUSEL ─────────────────────────────────────────────── */
.shelf-carousel-wrap {
  position: relative;
}

.shelf-carousel-track-outer {
  overflow: hidden;
}

.shelf-carousel-track {
  display: flex;
  gap: 16px;
  transition: transform 0.35s var(--ease-out);
}

.shelf-carousel-track .resource-card-pdf {
  flex: 0 0 calc((100% - 32px) / 3);
  min-width: 0;
}

.shelf-carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  z-index: 2;
}

.shelf-carousel-arrow:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.shelf-carousel-arrow.prev { left: -18px; }
.shelf-carousel-arrow.next { right: -18px; }

.shelf-carousel-arrow[disabled] {
  opacity: 0.3;
  /* keep pointer-events on so the click is captured and doesn't fall through */
}

@keyframes shelf-arrow-bump {
  0%   { transform: translateY(-50%) scale(1); }
  30%  { transform: translateY(-50%) scale(0.82); }
  60%  { transform: translateY(-50%) scale(1.08); }
  100% { transform: translateY(-50%) scale(1); }
}

.shelf-arrow-bump {
  animation: shelf-arrow-bump 0.28s ease;
}

@media (max-width: 767px) {
  .shelf-carousel-track .resource-card-pdf {
    flex: 0 0 calc(100% - 0px);
  }
  .shelf-carousel-arrow { display: none; }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .shelf-carousel-track .resource-card-pdf {
    flex: 0 0 calc((100% - 16px) / 2);
  }
}

/* ── PDF INLINE VIEWER MODAL ────────────────────────────────────── */
.pdf-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}

.pdf-modal {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  width: 92vw;
  max-width: 1200px;
  height: 82vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.pdf-modal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.pdf-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--bg-elev);
}

.pdf-modal-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pdf-modal-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--r-sm);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--accent-tint-25);
  background: var(--accent-tint-08, var(--accent-tint-10));
  text-decoration: none;
  transition: background var(--t-fast);
}

.pdf-modal-download:hover { background: var(--accent-tint-15, var(--accent-tint-25)); }

.pdf-modal-close {
  margin-left: auto;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--fg-meta);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--t-fast);
}

.pdf-modal-close:hover { background: var(--border); }

.pdf-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.pdf-nav-btn {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--t-fast), background var(--t-fast);
}

.pdf-nav-btn:hover:not([disabled]) {
  border-color: var(--accent);
  background: var(--accent-tint-10);
  color: var(--accent);
}

.pdf-nav-btn[disabled] { opacity: 0.3; cursor: default; }

.pdf-nav-counter {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--fg-meta);
  min-width: 54px;
  text-align: center;
  padding: 0 6px;
}

.pdf-modal-body {
  flex: 1;
  overflow: hidden;
  padding: 16px 12px;
  background: #e8e8e8;
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"] .pdf-modal-body { background: #2a2a2a; }

.pdf-modal-loading {
  text-align: center;
  color: var(--fg-meta);
  font-size: 0.85rem;
}

.pdf-page-canvas {
  max-width: 100%;
  max-height: 100%;
  box-shadow: 0 2px 16px rgba(0,0,0,0.22);
  border-radius: 2px;
  display: none;
}

.pdf-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.pdf-tag {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--fg-meta);
  background: var(--accent-tint-06);
  border: 1px solid var(--accent-tint-10);
  border-radius: 4px;
  padding: 2px 8px;
  transition: color var(--t-theme) var(--ease-out), background var(--t-theme) var(--ease-out);
}

.resource-title {
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--fg);
  margin-bottom: 8px;
  transition: color var(--t-theme) var(--ease-out);
}

.resource-desc {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--fg-secondary);
  margin-bottom: 10px;
  transition: color var(--t-theme) var(--ease-out);
}

.resource-meta {
  font-size: 0.77rem;
  color: var(--fg-meta);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color var(--t-theme) var(--ease-out);
}

.resource-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.resource-contributor {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
  transition:
    color var(--t-theme) var(--ease-out),
    border-color var(--t-theme) var(--ease-out);
}

/* ── ANALYTICAL DISPATCHES ──────────────────────────────────────── */
.dispatch-feed {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--t-theme) var(--ease-out);
}

.dispatch-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 28px 32px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  transition:
    background var(--t-theme) var(--ease-out),
    border-color var(--t-theme) var(--ease-out);
}

.dispatch-card:last-child { border-bottom: none; }

.dispatch-card-live {
  background: var(--accent-tint-04);
}

.dispatch-source-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.dispatch-read-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent-tint-25);
  border-radius: 20px;
  padding: 5px 16px;
  white-space: nowrap;
  transition: background var(--t-fast), border-color var(--t-fast);
}

.dispatch-read-link:hover {
  background: var(--accent-tint-10);
  border-color: var(--accent);
}

.dispatch-title {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 8px;
  line-height: 1.35;
  transition: color var(--t-theme) var(--ease-out);
}

.dispatch-excerpt {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--fg-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--t-theme) var(--ease-out);
}

.dispatch-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  min-width: 130px;
}

.dispatch-coming-soon {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--fg-meta);
  background: none;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 14px;
  cursor: pointer;
  white-space: nowrap;
  transition:
    color var(--t-fast),
    border-color var(--t-fast),
    background var(--t-fast);
}

.dispatch-coming-soon:hover {
  color: var(--fg-secondary);
  border-color: var(--fg-meta);
}

.dispatch-coming-soon.dispatch-notice-active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-glow);
  white-space: normal;
  width: 160px;
  text-align: center;
  line-height: 1.4;
}

@media (max-width: 600px) {
  .dispatch-card {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 20px;
  }
  .dispatch-right {
    align-items: flex-start;
  }
}

/* ── PALETTE SYSTEM ─────────────────────────────────────────────── */
/* Teal Ledger (default — matches :root values) */
html[data-palette="teal"]                        { --accent:#0DC9C9; --accent-dim:#09A0A0; --accent-glow:#0DC9C926; }
html[data-theme="light"][data-palette="teal"]    { --accent:#08909A; --accent-dim:#066C75; --accent-glow:#08909A26; }

/* Gold — v1 Ullu signature: deep navy + gold */
html[data-palette="gold"] {
  --accent:        #FFD700;
  --accent-dim:    #CCB000;
  --accent-glow:   #FFD70026;
  --border:        rgba(255,215,0,0.15);
  --border-strong: rgba(255,215,0,0.28);
  --product-border:     rgba(255,215,0,0.12);
  --product-card-bg:    rgba(255,215,0,0.03);
}

html[data-theme="dark"][data-palette="gold"] {
  --bg:            #0B1E2D;
  --bg-alt:        #112233;
  --fg:            #F0EDE8;
  --fg-secondary:  #A8A8B3;
  --fg-meta:       #6B6B78;
  --shadow-sm:     0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:     0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:     0 12px 40px rgba(0,0,0,0.5);
  --product-bg:         #091828;
  --product-fg:         #F0EDE8;
  --product-fg-dim:     rgba(240,237,232,0.55);
  --product-fg-muted:   rgba(240,237,232,0.35);
}

/* Slate Blue */
html[data-palette="blue"]                        { --accent:#5B8DD6; --accent-dim:#446BA0; --accent-glow:#5B8DD626; }
html[data-theme="light"][data-palette="blue"]    { --accent:#3D6BB0; --accent-dim:#2D5290; --accent-glow:#3D6BB026; }

/* Ink Indigo */
html[data-palette="indigo"]                      { --accent:#7C7CE0; --accent-dim:#5A5AA8; --accent-glow:#7C7CE026; }
html[data-theme="light"][data-palette="indigo"]  { --accent:#5654C4; --accent-dim:#4040A0; --accent-glow:#5654C426; }

/* Forest Capital */
html[data-palette="forest"]                      { --accent:#4FA86B; --accent-dim:#3B7D52; --accent-glow:#4FA86B26; }
html[data-theme="light"][data-palette="forest"]  { --accent:#2E7D4A; --accent-dim:#215C36; --accent-glow:#2E7D4A26; }

/* Copper */
html[data-palette="copper"]                      { --accent:#C58A4E; --accent-dim:#996A3D; --accent-glow:#C58A4E26; }
html[data-theme="light"][data-palette="copper"]  { --accent:#A06A33; --accent-dim:#7A5028; --accent-glow:#A06A3326; }

/* Burgundy */
html[data-palette="burgundy"]                    { --accent:#C25A6B; --accent-dim:#94454F; --accent-glow:#C25A6B26; }
html[data-theme="light"][data-palette="burgundy"]{ --accent:#A23D4F; --accent-dim:#7A2E3C; --accent-glow:#A23D4F26; }

/* Graphite */
html[data-palette="graphite"]                    { --accent:#9AA0A8; --accent-dim:#71767E; --accent-glow:#9AA0A826; }
html[data-theme="light"][data-palette="graphite"]{ --accent:#5F6670; --accent-dim:#464C54; --accent-glow:#5F667026; }

/* Steel Cyan */
html[data-palette="cyan"]                        { --accent:#48B5C4; --accent-dim:#3A8893; --accent-glow:#48B5C426; }
html[data-theme="light"][data-palette="cyan"]    { --accent:#2589A0; --accent-dim:#1C6A7C; --accent-glow:#2589A026; }

/* Amber Signal */
html[data-palette="amber"]                       { --accent:#D49A3A; --accent-dim:#A07634; --accent-glow:#D49A3A26; }
html[data-theme="light"][data-palette="amber"]   { --accent:#A8761F; --accent-dim:#7E5816; --accent-glow:#A8761F26; }

/* OTS — mirrors the OTS Ullu MVP-1 application blue */
html[data-palette="ots"]                         { --accent:#58A6FF; --accent-dim:#2878CC; --accent-glow:#58A6FF26; }
html[data-theme="light"][data-palette="ots"]     { --accent:#0969DA; --accent-dim:#0550AE; --accent-glow:#0969DA26; }


/* ── CONFIG TRIGGER ─────────────────────────────────────────────── */
.config-trigger {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  overflow: hidden;
  padding: 0;
  border: 2px solid var(--border-strong);
  flex-shrink: 0;
  transition: border-color var(--t-fast) var(--ease-out), box-shadow var(--t-fast);
}
.config-trigger:hover  { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.config-trigger .brand-mark {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── CONFIG PANEL ────────────────────────────────────────────────── */
.config-panel {
  position: fixed;
  top: 58px;
  right: 16px;
  width: 300px;
  z-index: 300;
  background: var(--bg-alt);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 4px 16px rgba(0,0,0,0.2);
  padding: 18px 20px 20px;
  animation: panelIn 160ms var(--ease-out);
  transition: background var(--t-theme), border-color var(--t-theme);
}
.config-panel[hidden] { display: none; }

@keyframes panelIn {
  from { opacity: 0; transform: scale(0.95) translateY(-6px); }
  to   { opacity: 1; transform: scale(1)    translateY(0); }
}

@media (max-width: 560px) {
  .config-panel {
    top: auto;
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    animation: sheetIn 240ms var(--ease-out);
    padding: 0 20px max(24px, env(safe-area-inset-bottom));
  }
  /* Drag handle */
  .config-panel::before {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    background: var(--border-strong);
    border-radius: 2px;
    margin: 12px auto 16px;
  }
  @keyframes sheetIn {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
  }
  /* Larger touch targets on mobile */
  .palette-swatch {
    width: 40px;
    height: 40px;
  }
  .palette-grid {
    gap: 12px;
  }
  .theme-seg-btn {
    padding: 10px 12px;
    font-size: 0.85rem;
  }
  .sig-palette-btn {
    padding: 14px 16px;
  }
  .config-trigger {
    width: 38px;
    height: 38px;
  }
}

/* Scrim — mobile only */
.config-scrim {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 299;
  animation: scrimIn 240ms ease;
}
.config-scrim[hidden] { display: none !important; }
@media (max-width: 560px) {
  .config-scrim { display: block; }
}
@keyframes scrimIn { from { opacity: 0; } to { opacity: 1; } }

/* Panel internals */
.config-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.config-title {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-meta);
  transition: color var(--t-theme);
}
.config-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--fg-meta);
  transition: color var(--t-fast);
}
.config-close:hover { color: var(--fg); }
.config-close svg   { width: 16px; height: 16px; }

.config-section       { margin-bottom: 14px; }
.config-section:last-child { margin-bottom: 0; }
.config-section-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--fg-meta);
  margin-bottom: 10px;
  transition: color var(--t-theme);
}
.config-divider {
  height: 1px;
  background: var(--border);
  margin: 16px 0;
  transition: background var(--t-theme);
}

/* Segmented theme control */
.theme-segmented {
  display: flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 3px;
  gap: 2px;
  transition: background var(--t-theme), border-color var(--t-theme);
}
.theme-seg-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: var(--r-full);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--fg-secondary);
  transition: background var(--t-fast), color var(--t-fast);
}
.theme-seg-btn svg { width: 13px; height: 13px; flex-shrink: 0; }
.theme-seg-btn[aria-pressed="true"] {
  background: var(--accent);
  color: #0A0A0A;
  font-weight: 600;
}

/* Palette grid */
.palette-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 10px;
}
.palette-swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  border: none;
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-fast);
  justify-self: center;
}
.palette-swatch:hover { transform: scale(1.12); }
.palette-swatch:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.palette-swatch[aria-pressed="true"] {
  box-shadow: 0 0 0 2px var(--bg-alt), 0 0 0 4px var(--fg);
  transform: scale(1.08);
}
.palette-active-name {
  display: block;
  font-size: 0.72rem;
  color: var(--fg-meta);
  text-align: center;
  min-height: 1.2em;
  transition: color var(--t-theme);
}

/* ── SIGNATURE SCHEME BUTTONS ───────────────────────────────────── */
.sig-palette-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 16px;
  border-radius: var(--r-md);
  cursor: pointer;
  transition: border-color var(--t-fast), box-shadow var(--t-fast), transform var(--t-fast);
  gap: 8px;
  margin-bottom: 8px;
}
.sig-palette-btn:last-child { margin-bottom: 0; }
.sig-palette-btn:hover  { transform: translateY(-1px); }
.sig-palette-btn:focus-visible { outline-offset: 2px; }

/* OTS button — application blue */
.sig-btn-ots {
  background: #0E1117;
  border: 1px solid #30363D;
}
.sig-btn-ots:hover          { border-color: #58A6FF; box-shadow: 0 0 0 1px #58A6FF40; }
.sig-btn-ots:focus-visible  { outline: 2px solid #58A6FF; }
.sig-btn-ots[aria-pressed="true"] { border-color: #58A6FF; box-shadow: 0 0 0 2px #0E1117, 0 0 0 4px #e6edf3; }
.sig-btn-ots .sig-btn-wordmark { color: #e6edf3; }
.sig-btn-ots .sig-btn-gold     { color: #58A6FF; }
.sig-btn-ots .sig-btn-label    { color: #8B949E; }

/* Ullu button — v1 signature: navy + gold */
.sig-btn-ullu {
  background: #0B1E2D;
  border: 1px solid rgba(255,215,0,0.35);
}
.sig-btn-ullu:hover          { border-color: #FFD700; box-shadow: 0 0 0 1px rgba(255,215,0,0.25); }
.sig-btn-ullu:focus-visible  { outline: 2px solid #FFD700; }
.sig-btn-ullu[aria-pressed="true"] { border-color: #FFD700; box-shadow: 0 0 0 2px #0B1E2D, 0 0 0 4px #FFD700; }
.sig-btn-ullu .sig-btn-wordmark { color: #e6edf3; }
.sig-btn-ullu .sig-btn-gold     { color: #FFD700; }
.sig-btn-ullu .sig-btn-label    { color: rgba(255,215,0,0.6); }

.sig-btn-wordmark {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.sig-btn-label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── MISSION SECTION ────────────────────────────────────────────── */
.mission-body {
  max-width: 720px;
}
.mission-body p {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  line-height: 1.8;
  color: var(--fg-secondary);
  margin-bottom: 1.25rem;
  transition: color var(--t-theme) var(--ease-out);
}
.mission-body p:last-child { margin-bottom: 0; }

/* ── BRIDGE SECTION ──────────────────────────────────────────────── */
.section-bridge {
  text-align: center;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: border-color var(--t-theme) var(--ease-out);
}
.bridge-heading {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--accent);
  margin-bottom: 1rem;
  transition: color var(--t-theme) var(--ease-out), color var(--t-fast);
}
.bridge-body {
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  color: var(--fg-secondary);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.75;
  transition: color var(--t-theme) var(--ease-out);
}

/* ── HERO SECONDARY LINK ─────────────────────────────────────────── */
.hero-engine-link {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  text-decoration: none;
  padding: 14px 20px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  opacity: 0.7;
  transition: opacity var(--t-fast) var(--ease-out), color var(--t-theme) var(--ease-out);
}
.hero-engine-link:hover { opacity: 1; color: var(--fg); }

/* ── QUALIFY INLINE LINK ─────────────────────────────────────────── */
.qualify-inline-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
}
.qualify-inline-link:hover { border-bottom-color: var(--accent); }

/* ── FOUNDER QUOTE STRIP ────────────────────────────────────────── */
.founder-quote-strip {
  padding: 64px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  transition: border-color var(--t-theme) var(--ease-out);
}

.fq-text {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.65;
  color: var(--fg-secondary);
  max-width: 760px;
  margin: 0 auto 20px;
  transition: color var(--t-theme) var(--ease-out);
}

.fq-attribution {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-meta);
  transition: color var(--t-theme) var(--ease-out);
}

/* ── FOOTER ─────────────────────────────────────────────────────── */
.site-footer {
  padding: 56px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--bg);
  transition:
    background var(--t-theme) var(--ease-out),
    border-color var(--t-theme) var(--ease-out);
}

.footer-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--fg-meta);
}

.footer-wordmark {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-meta);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.footer-social a:hover {
  color: var(--fg);
  border-color: var(--accent);
  background: var(--accent-glow);
}

.footer-social svg { width: 16px; height: 16px; }

.footer-disclosures {
  margin-bottom: 32px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color var(--t-theme) var(--ease-out);
}

.footer-disclosures summary {
  padding: 14px 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-meta);
  cursor: pointer;
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color var(--t-fast), background var(--t-fast);
}

.footer-disclosures summary:hover { color: var(--fg); background: var(--bg-alt); }
.footer-disclosures summary::-webkit-details-marker { display: none; }

.footer-disclosures summary::after {
  content: '+';
  font-size: 1.1rem;
  font-weight: 300;
  transition: transform var(--t-medium) var(--ease-out);
}

.footer-disclosures[open] summary::after { transform: rotate(45deg); }

.footer-disclosure-body {
  padding: 20px 20px 24px;
  border-top: 1px solid var(--border);
}

.footer-disclosure-body p {
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--fg-meta);
  margin-bottom: 12px;
  transition: color var(--t-theme) var(--ease-out);
}
.footer-disclosure-body p:last-child { margin-bottom: 0; }

.footer-copy {
  font-size: 0.75rem;
  color: var(--fg-meta);
  line-height: 1.6;
  text-align: center;
  transition: color var(--t-theme) var(--ease-out);
}

/* ── RESPONSIVE ─────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .hero-subline br { display: none; }
  .access-capture { padding: 32px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-up { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}