/* ==========================================================================
   Realwatch — Design System
   Deep navy + brushed gold + parchment, horological editorial
   ========================================================================== */

:root {
  --color-bg-base: #faf8f3;         /* parchment */
  --color-bg-surface: #f2efe6;
  --color-bg-elevated: #e8e4d7;
  --color-bg-dark: #0a0f1a;
  --color-bg-darker: #060912;

  --color-primary: #0f1e3a;          /* deep navy (watch case) */
  --color-primary-hover: #081329;
  --color-primary-light: #e6ecf4;
  --color-primary-glow: rgba(15, 30, 58, 0.20);
  --color-primary-soft: rgba(15, 30, 58, 0.08);

  --color-accent: #c9a45c;            /* brushed gold */
  --color-accent-hover: #b88e44;
  --color-accent-light: #f7eed9;
  --color-accent-soft: rgba(201, 164, 92, 0.14);

  --color-danger: #9a2f2f;
  --color-danger-light: #f6e3e3;
  --color-success: #2f6a3a;

  --color-silver: #8c9099;
  --color-steel: #5e6873;

  --color-text-primary: #141922;
  --color-text-body: #353c49;
  --color-text-muted: #6a7280;
  --color-text-faint: #9aa1ab;
  --color-text-on-dark: #e9ecf2;

  --color-border: #dfdacd;
  --color-border-strong: #c9c3b2;

  --font-display: 'Playfair Display', 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;

  --max-width: 1280px;
  --radius-sm: 0.35rem;
  --radius: 0.6rem;
  --radius-lg: 1.1rem;

  --shadow-sm: 0 1px 2px rgba(15, 30, 58, 0.04);
  --shadow: 0 6px 24px rgba(15, 30, 58, 0.07);
  --shadow-lg: 0 14px 48px rgba(15, 30, 58, 0.11);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-bg-base);
  color: var(--color-text-body);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
*:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

@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;
  }
}

/* ===== Layout ===== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 768px) { .container { padding: 0 2rem; } }

.container-narrow { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 768px) { .container-narrow { padding: 0 2rem; } }

.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 1.5rem; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 40;
  width: 100%;
  background: rgba(250, 248, 243, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.site-header-inner {
  display: flex; height: 4.25rem;
  align-items: center; justify-content: space-between;
}
.brand {
  display: flex; align-items: center; gap: 0.625rem;
  font-family: var(--font-display); font-weight: 700;
  font-size: 1rem; color: var(--color-text-primary);
  transition: color 0.2s ease;
}
.brand:hover { color: var(--color-primary); }
.brand-mark {
  width: 2.1rem; height: 2.1rem;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.03em; position: relative;
  box-shadow: inset 0 -1px 0 rgba(255,255,255,0.08), 0 0 0 1px var(--color-accent) inset;
  font-family: var(--font-display);
}
.brand-mark::after {
  content: ''; position: absolute; inset: 4px;
  border-radius: 50%;
  border: 1px dashed rgba(201,164,92,0.4);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text small {
  font-size: 0.65rem; font-weight: 500; color: var(--color-text-muted);
  letter-spacing: 0.14em; text-transform: uppercase;
  font-family: var(--font-body);
}
.nav { display: flex; align-items: center; gap: 1.5rem; }
.nav a {
  font-size: 0.84rem; color: var(--color-text-muted);
  transition: color 0.2s ease; font-weight: 500;
}
.nav a:hover, .nav a.active { color: var(--color-text-primary); }
.nav .btn-primary { color: white; }
.menu-toggle {
  display: none; background: none; border: none;
  color: var(--color-text-muted); cursor: pointer; padding: 0.5rem;
}
@media (max-width: 960px) {
  .nav { display: none; }
  .menu-toggle { display: flex; }
  .nav.open {
    display: flex; position: absolute; top: 4.25rem;
    left: 0; right: 0; background: var(--color-bg-base);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 0.5rem 1.5rem 1.5rem;
  }
  .nav.open a {
    padding: 0.85rem 0; border-bottom: 1px solid var(--color-border);
  }
  .nav.open .btn-primary { margin-top: 0.75rem; text-align: center; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem; font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer; transition: all 0.2s ease;
  border: 1px solid transparent; white-space: nowrap;
}
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
.btn-accent { background: var(--color-accent); color: var(--color-primary); }
.btn-accent:hover { background: var(--color-accent-hover); color: white; transform: translateY(-1px); }
.btn-secondary {
  background: transparent; color: var(--color-text-primary);
  border-color: var(--color-border-strong);
}
.btn-secondary:hover { background: var(--color-bg-surface); }
.btn-ghost-dark {
  background: transparent; color: #dcd2b8; border-color: #4b4f5a;
}
.btn-ghost-dark:hover { background: #141922; color: white; }
.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ===== Section patterns ===== */
section { position: relative; }
.section { padding: 4.5rem 0; }
@media (min-width: 768px) { .section { padding: 6.5rem 0; } }
.section-surface { background: var(--color-bg-surface); }
.section-dark {
  background: var(--color-bg-dark); color: var(--color-text-on-dark);
  overflow: hidden;
}
.section-navy {
  background: linear-gradient(180deg, #081329 0%, #0f1e3a 100%);
  color: var(--color-text-on-dark);
  overflow: hidden;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.22em;
  color: var(--color-accent-hover);
}
.section-dark .eyebrow, .section-navy .eyebrow { color: var(--color-accent); }

.section-heading {
  margin-top: 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 700; color: var(--color-text-primary);
  letter-spacing: -0.01em; line-height: 1.1;
}
.section-dark .section-heading, .section-navy .section-heading { color: white; }
.section-heading .muted { color: var(--color-text-muted); font-style: italic; }
.section-dark .section-heading .muted, .section-navy .section-heading .muted { color: #7e8a9c; }
.section-heading .accent { color: var(--color-accent-hover); }
.section-dark .section-heading .accent, .section-navy .section-heading .accent { color: var(--color-accent); }

.section-lede {
  margin-top: 1.25rem; max-width: 46rem;
  font-size: 1.06rem; color: var(--color-text-muted); line-height: 1.75;
}
.section-dark .section-lede, .section-navy .section-lede { color: #aab6c7; }

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mt-4 { margin-top: 4rem; }

/* ===== Hero ===== */
.hero {
  position: relative; min-height: 88vh;
  display: flex; align-items: center; overflow: hidden;
  padding: 4rem 0;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(15, 30, 58, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 30, 58, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.85; pointer-events: none;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 40%, transparent 100%);
}
.hero-glow {
  position: absolute; top: 0; right: 0;
  width: 70%; height: 100%;
  background: radial-gradient(ellipse 80% 70% at 70% 30%, var(--color-accent), transparent);
  opacity: 0.06; pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr;
  gap: 3rem; align-items: center;
}
@media (min-width: 1024px) {
  .hero-inner { grid-template-columns: 1.15fr 0.85fr; gap: 4rem; }
}
.hero-text { max-width: 42rem; }

.badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: white;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}
.badge-dot {
  width: 0.5rem; height: 0.5rem;
  border-radius: 50%; background: var(--color-accent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}
.badge-text {
  font-family: var(--font-body);
  font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-text-muted);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.2vw, 4rem);
  font-weight: 700; line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}
.hero h1 .accent { color: var(--color-accent-hover); font-style: italic; }
.hero h1 .underline-gold {
  background-image: linear-gradient(120deg, var(--color-accent) 0%, var(--color-accent) 100%);
  background-repeat: no-repeat;
  background-size: 100% 0.15em;
  background-position: 0 88%;
}

.hero-sub {
  margin-top: 1.5rem; font-size: 1.125rem;
  color: var(--color-text-muted); line-height: 1.7;
  max-width: 36rem;
}
@media (min-width: 640px) { .hero-sub { font-size: 1.2rem; } }
.hero-meta {
  margin-top: 0.75rem; font-family: var(--font-mono);
  font-size: 0.78rem; color: var(--color-text-faint);
  letter-spacing: 0.05em;
}
.hero-actions {
  margin-top: 2.25rem;
  display: flex; flex-wrap: wrap; gap: 1rem;
}

/* Hero visual: primitives card */
.hero-visual { position: relative; display: none; }
@media (min-width: 1024px) { .hero-visual { display: block; } }

.primitives-card {
  position: relative; background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.primitives-card::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle at 70% 30%, var(--color-accent-soft), transparent 70%);
  pointer-events: none;
}
.primitives-card::after {
  content: ''; position: absolute; inset: 0;
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-accent);
  opacity: 0.15; transform: translate(0.75rem, 0.75rem);
  z-index: -1;
}
.primitives-label {
  font-family: var(--font-body);
  font-size: 0.68rem; text-transform: uppercase;
  letter-spacing: 0.2em; color: var(--color-accent-hover);
  font-weight: 600;
}
.primitives-title {
  margin-top: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 700;
  color: var(--color-text-primary);
}
.primitive-block {
  margin-top: 1.1rem; padding-top: 1.1rem;
  border-top: 1px solid var(--color-border);
}
.primitive-block .p-head {
  display: flex; align-items: baseline; gap: 0.6rem;
  margin-bottom: 0.35rem;
}
.primitive-block .p-num {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--color-accent-hover); font-weight: 700;
}
.primitive-block h4 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1rem; color: var(--color-primary);
}
.primitive-block p { font-size: 0.86rem; color: var(--color-text-muted); line-height: 1.5; }

/* ===== Marquee ===== */
.marquee {
  padding: 1.3rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(to right, transparent, black 120px, black calc(100% - 120px), transparent);
          mask-image: linear-gradient(to right, transparent, black 120px, black calc(100% - 120px), transparent);
}
.marquee-track {
  display: flex; width: max-content;
  animation: marquee 70s linear infinite; gap: 3rem;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: flex; align-items: center; gap: 2rem; white-space: nowrap;
}
.marquee-text {
  font-family: var(--font-body);
  font-size: 0.82rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.2em;
  color: var(--color-text-muted);
}
.marquee-dot {
  width: 0.35rem; height: 0.35rem;
  border-radius: 50%; background: var(--color-accent);
  flex-shrink: 0;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== Stats strip ===== */
.stats-strip {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem;
  margin-top: 2.5rem;
}
@media (min-width: 720px) { .stats-strip { grid-template-columns: repeat(4, 1fr); } }
.stat {
  padding: 1.5rem;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  position: relative;
}
.stat::before {
  content: ''; position: absolute; top: 0; left: 1.5rem; right: 1.5rem; height: 2px;
  background: var(--color-accent);
}
.stat-num {
  display: block; font-family: var(--font-display);
  font-size: 2rem; font-weight: 700;
  color: var(--color-primary); line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-lbl {
  display: block; font-weight: 600; font-size: 0.85rem;
  color: var(--color-text-primary); margin-bottom: 0.25rem;
}
.stat-note { display: block; font-size: 0.75rem; color: var(--color-text-muted); }

/* ===== Bento grid ===== */
.bento {
  display: grid; grid-template-columns: repeat(1, 1fr);
  gap: 1rem; margin-top: 3rem;
}
@media (min-width: 768px) { .bento { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }
.bento-card {
  position: relative; padding: 1.75rem;
  border-radius: 0.85rem;
  border: 1px solid var(--color-border);
  background: white;
  transition: all 0.3s ease; overflow: hidden;
}
.bento-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 6px 28px rgba(201, 164, 92, 0.14);
  transform: translateY(-2px);
}
.bento-card.wide { grid-column: span 1; }
@media (min-width: 768px) { .bento-card.wide { grid-column: span 2; } }
.bento-number {
  font-family: var(--font-mono);
  font-size: 0.7rem; font-weight: 700;
  color: var(--color-accent-hover); letter-spacing: 0.08em;
}
.bento-icon {
  width: 2.5rem; height: 2.5rem; margin-top: 1rem;
  color: var(--color-primary); background: var(--color-primary-light);
  border-radius: 0.5rem;
  display: inline-flex; align-items: center; justify-content: center;
}
.bento-icon svg { width: 1.3rem; height: 1.3rem; }
.bento-title {
  margin-top: 1rem;
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.25rem; color: var(--color-text-primary);
  letter-spacing: -0.01em; line-height: 1.2;
}
.bento-desc {
  margin-top: 0.65rem; font-size: 0.9rem;
  color: var(--color-text-muted); line-height: 1.55;
}
.bento-tags {
  margin-top: 1rem;
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem; padding: 0.25rem 0.55rem;
  border-radius: 4px;
  background: var(--color-primary-soft); color: var(--color-primary);
  letter-spacing: 0.03em;
}
.tag.cool { background: var(--color-primary-light); color: var(--color-primary); }
.tag.gold { background: var(--color-accent-soft); color: var(--color-accent-hover); }
.tag.danger { background: var(--color-danger-light); color: var(--color-danger); }

/* ===== Pillars (for strategy-style lists) ===== */
.pillars {
  display: grid; grid-template-columns: 1fr; gap: 1rem;
  margin-top: 2.5rem;
}
@media (min-width: 720px) { .pillars { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .pillars { grid-template-columns: repeat(4, 1fr); } }
.pillar {
  display: block; padding: 1.5rem;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: all 0.2s ease;
}
.pillar:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px); box-shadow: var(--shadow);
}
.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.7rem; font-weight: 700;
  color: var(--color-accent-hover); letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pillar h3 {
  margin-top: 0.6rem;
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  color: var(--color-text-primary); line-height: 1.25;
}
.pillar p {
  margin-top: 0.5rem; font-size: 0.85rem;
  color: var(--color-text-muted); line-height: 1.55;
}

/* ===== Compare (before/after) ===== */
.compare {
  display: grid; grid-template-columns: 1fr; gap: 1.25rem;
  margin-top: 2.5rem;
}
@media (min-width: 900px) { .compare { grid-template-columns: 1fr 1fr; } }
.compare-card {
  padding: 2rem; border-radius: var(--radius);
  border: 1px solid var(--color-border); background: white;
  position: relative;
}
.compare-card.before { opacity: 0.85; }
.compare-card.after {
  border-color: var(--color-accent);
  box-shadow: 0 6px 28px rgba(201, 164, 92, 0.14);
}
.compare-label {
  font-family: var(--font-mono); font-size: 0.68rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-text-muted);
}
.compare-card.after .compare-label { color: var(--color-accent-hover); }
.compare-card h3 {
  margin-top: 0.5rem;
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.3rem; color: var(--color-primary);
  letter-spacing: -0.01em;
}
.compare-flow {
  margin-top: 1rem; padding: 1rem;
  background: var(--color-bg-surface); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 0.82rem; line-height: 1.6;
  color: var(--color-text-body);
}
.compare-list {
  margin-top: 1.2rem; list-style: none; padding: 0;
}
.compare-list li {
  padding: 0.4rem 0 0.4rem 1.4rem; position: relative;
  font-size: 0.9rem; color: var(--color-text-body);
}
.compare-list li::before {
  content: '◆'; position: absolute; left: 0; top: 0.45rem;
  color: var(--color-accent-hover); font-size: 0.7rem;
}
.compare-card.before .compare-list li::before { content: '✗'; color: var(--color-steel); }

/* ===== Callout / callout-box ===== */
.callout-box {
  padding: 1.5rem; border-radius: var(--radius);
  background: var(--color-primary-light);
  border-left: 3px solid var(--color-accent);
}
.callout-box h4 {
  font-family: var(--font-display); font-size: 1.05rem;
  color: var(--color-primary); margin-bottom: 0.5rem;
}
.callout-box p { font-size: 0.92rem; line-height: 1.6; color: var(--color-text-body); }
.callout-box.dark { background: var(--color-bg-dark); color: var(--color-text-on-dark); border-left-color: var(--color-accent); }
.callout-box.dark h4 { color: white; }
.callout-box.dark p { color: #b7c3d5; }

/* ===== Quote card ===== */
.quote-card {
  padding: 2.5rem 2rem;
  background: white; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  position: relative;
}
.quote-card blockquote {
  font-family: var(--font-display); font-size: 1.35rem;
  line-height: 1.45; color: var(--color-text-primary);
  letter-spacing: -0.01em; font-style: italic;
}
.quote-card cite {
  display: block; margin-top: 1rem; font-style: normal;
  font-size: 0.82rem; color: var(--color-accent-hover);
  font-weight: 600; letter-spacing: 0.04em;
}

/* ===== Pipeline / stages ===== */
.pipeline {
  display: flex; flex-direction: column; gap: 1rem;
  margin-top: 2.5rem;
}
.stage {
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem;
  padding: 1.5rem;
  background: white; border: 1px solid var(--color-border);
  border-radius: var(--radius);
  position: relative;
}
.stage-num {
  width: 3rem; height: 3rem;
  background: var(--color-primary); color: var(--color-accent);
  font-family: var(--font-display); font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; font-size: 1rem;
  flex-shrink: 0;
}
.stage-body h3 {
  font-family: var(--font-display); font-size: 1.2rem;
  color: var(--color-text-primary); margin-bottom: 0.25rem;
}
.stage-body .stage-meta {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--color-accent-hover);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.stage-body p { font-size: 0.93rem; color: var(--color-text-body); line-height: 1.6; }
.stage-body ul {
  margin-top: 0.6rem; padding-left: 1.2rem;
  color: var(--color-text-body);
}
.stage-body li { margin: 0.3rem 0; font-size: 0.9rem; line-height: 1.55; }

/* ===== Tables ===== */
.data-table {
  width: 100%; border-collapse: collapse;
  background: white; border: 1px solid var(--color-border);
  border-radius: var(--radius); overflow: hidden;
  margin-top: 1.5rem;
  font-size: 0.9rem;
}
.data-table caption {
  text-align: left; font-family: var(--font-body);
  font-size: 0.7rem; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--color-accent-hover);
  font-weight: 600; margin-bottom: 0.75rem;
}
.data-table th {
  background: var(--color-primary); color: white;
  text-align: left; padding: 0.75rem 1rem;
  font-weight: 600; font-size: 0.82rem;
  letter-spacing: 0.03em;
}
.data-table td {
  padding: 0.7rem 1rem; border-top: 1px solid var(--color-border);
  vertical-align: top;
}
.data-table tr:nth-child(even) td { background: var(--color-bg-surface); }
.data-table tr:hover td { background: var(--color-accent-soft); }
.data-table code {
  font-family: var(--font-mono); font-size: 0.82em;
  background: var(--color-bg-elevated);
  padding: 0.1em 0.35em; border-radius: 3px;
}
.scroll-x { overflow-x: auto; }

/* ===== Sim cards (interactive) ===== */
.sim-card {
  padding: 2rem;
  background: white; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  margin-top: 2rem;
}
.sim-title {
  font-family: var(--font-display); font-size: 1.2rem;
  color: var(--color-text-primary); margin-bottom: 0.35rem;
}
.sim-sub {
  font-size: 0.85rem; color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}
.sim-grid {
  display: grid; gap: 2rem; grid-template-columns: 1fr;
}
@media (min-width: 860px) { .sim-grid { grid-template-columns: 1fr 1.2fr; } }

.calc-field { margin-bottom: 1.25rem; }
.calc-field .lbl {
  display: flex; justify-content: space-between; align-items: baseline;
  font-weight: 600; font-size: 0.88rem;
  color: var(--color-text-primary); margin-bottom: 0.3rem;
}
.calc-field .lbl .val {
  font-family: var(--font-mono); font-size: 0.82rem;
  color: var(--color-accent-hover); font-weight: 700;
}
.calc-field input[type=range] {
  width: 100%; accent-color: var(--color-primary);
}
.calc-field .hint {
  display: block; font-size: 0.76rem;
  color: var(--color-text-muted); margin-top: 0.3rem;
  line-height: 1.5;
}
.calc-field select, .calc-field input[type=text] {
  width: 100%; padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.88rem;
  background: white;
}

.sim-viz {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex; flex-direction: column; gap: 0.7rem;
}
.sim-round {
  display: grid; grid-template-columns: 7rem 1fr 4rem;
  align-items: center; gap: 0.75rem;
}
.sim-round .name {
  font-family: var(--font-display); font-weight: 600;
  font-size: 0.92rem; color: var(--color-text-primary);
}
.sim-round .bar-wrap {
  height: 9px; background: var(--color-bg-elevated); border-radius: 999px; overflow: hidden;
}
.sim-round .bar {
  height: 100%; background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 999px; transition: width 0.4s ease;
}
.sim-round .pct {
  font-family: var(--font-mono); font-size: 0.88rem;
  color: var(--color-accent-hover); text-align: right; font-weight: 700;
}
.sim-cup {
  display: flex; flex-direction: column;
  padding-top: 1rem; margin-top: 0.8rem;
  border-top: 1px solid var(--color-border);
}
.sim-cup .lbl { font-size: 0.78rem; color: var(--color-text-muted); }
.sim-cup .val {
  font-family: var(--font-display); font-weight: 700;
  font-size: 2rem; color: var(--color-primary);
}
.sim-cup .note { font-size: 0.75rem; color: var(--color-text-faint); font-family: var(--font-mono); }

/* Canvas-based sim wrappers */
.sim-canvas-wrap {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem; margin-top: 1rem;
}
.sim-canvas-wrap canvas {
  width: 100%; height: auto;
  background: #0a0f1a; border-radius: var(--radius-sm);
  display: block;
}

/* ===== CTA ===== */
.cta {
  position: relative; padding: 5.5rem 0;
  background: linear-gradient(180deg, #081329 0%, #0f1e3a 100%);
  color: var(--color-text-on-dark);
  overflow: hidden;
}
.cta-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(201,164,92,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,164,92,0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.8; pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 40%, transparent 100%);
}
.cta-glow {
  position: absolute; top: 50%; left: 50%;
  width: 80%; height: 100%;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse 60% 50% at 50% 50%, var(--color-accent), transparent);
  opacity: 0.12; pointer-events: none;
}
.cta-inner { position: relative; z-index: 2; text-align: center; }
.cta h2 {
  font-family: var(--font-display); font-size: clamp(1.875rem, 4vw, 2.75rem);
  color: white; letter-spacing: -0.02em; line-height: 1.15;
  max-width: 36rem; margin: 0 auto;
}
.cta h2 .accent { color: var(--color-accent); font-style: italic; }
.cta p {
  max-width: 40rem; margin: 1.25rem auto 0;
  color: #b7c3d5; font-size: 1rem; line-height: 1.65;
}
.cta-actions {
  margin-top: 2rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}

/* ===== Footer ===== */
.site-footer {
  padding: 3rem 0 2rem;
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.88rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem; margin-bottom: 2rem;
}
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-tagline {
  margin-top: 1rem; font-size: 0.84rem; line-height: 1.6;
  max-width: 22rem;
}
.footer-heading {
  font-family: var(--font-display); font-size: 0.95rem;
  color: var(--color-text-primary); margin-bottom: 0.8rem; font-weight: 700;
}
.footer-links { list-style: none; padding: 0; }
.footer-links li { padding: 0.25rem 0; }
.footer-links a { color: var(--color-text-muted); font-size: 0.86rem; }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom {
  padding-top: 1.5rem; border-top: 1px solid var(--color-border);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem;
  font-size: 0.78rem; color: var(--color-text-faint);
  font-family: var(--font-mono);
}

/* ===== Animations ===== */
.fade-up {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.in { opacity: 1; transform: translateY(0); }

/* ===== Misc utilities ===== */
.muted { color: var(--color-text-muted); }
.kbd {
  font-family: var(--font-mono); font-size: 0.8em;
  padding: 0.12em 0.45em; border-radius: 4px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}
strong { color: var(--color-text-primary); }

hr.divider {
  border: 0; height: 1px;
  background: var(--color-border);
  margin: 3rem 0;
}

.anchor-offset { scroll-margin-top: 5rem; }

/* Two-col prose */
.prose {
  max-width: 46rem; margin: 0 auto;
}
.prose h2 {
  font-family: var(--font-display); font-size: 1.9rem;
  color: var(--color-text-primary); margin: 2.5rem 0 1rem;
  letter-spacing: -0.01em;
}
.prose h3 {
  font-family: var(--font-display); font-size: 1.3rem;
  color: var(--color-text-primary); margin: 2rem 0 0.75rem;
}
.prose p { margin: 0.9rem 0; font-size: 1rem; line-height: 1.75; color: var(--color-text-body); }
.prose ul, .prose ol { margin: 0.75rem 0 0.75rem 1.5rem; }
.prose li { margin: 0.4rem 0; line-height: 1.7; }
.prose a { color: var(--color-accent-hover); border-bottom: 1px solid var(--color-accent-soft); }
.prose a:hover { color: var(--color-primary); }

/* ===== Table of contents sidebar ===== */
.page-body {
  display: grid; grid-template-columns: 1fr;
  gap: 2rem; padding: 2.5rem 0 4rem;
}
@media (min-width: 1024px) {
  .page-body { grid-template-columns: 14rem minmax(0, 1fr); gap: 3rem; }
}
.toc {
  position: sticky; top: 5.5rem;
  align-self: start;
  font-size: 0.85rem;
}
.toc-label {
  font-family: var(--font-mono); font-size: 0.68rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-accent-hover); font-weight: 700;
  margin-bottom: 0.75rem;
}
.toc ul { list-style: none; padding: 0; margin: 0; }
.toc li { margin: 0.4rem 0; }
.toc a {
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-border);
  padding-left: 0.75rem;
  display: block;
  transition: all 0.15s ease;
}
.toc a:hover, .toc a.active {
  color: var(--color-primary);
  border-left-color: var(--color-accent);
}

/* ===== Topology / architecture diagram ===== */
.topology {
  background: var(--color-bg-dark); color: var(--color-text-on-dark);
  border-radius: var(--radius);
  padding: 2rem; margin-top: 2rem;
  font-family: var(--font-mono); font-size: 0.82rem; line-height: 1.7;
  overflow-x: auto;
}
.topology pre { color: #b7c3d5; }
.topology .tnode {
  color: var(--color-accent);
}

/* ===== Page header ===== */
.page-hero {
  padding: 4.5rem 0 2.5rem; position: relative;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-base);
}
.page-hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700; color: var(--color-text-primary);
  letter-spacing: -0.02em; line-height: 1.1;
  margin-top: 0.5rem;
}
.page-hero h1 .accent { color: var(--color-accent-hover); font-style: italic; }
.page-hero .lede {
  margin-top: 1rem; font-size: 1.05rem;
  color: var(--color-text-muted); max-width: 48rem; line-height: 1.7;
}
.page-hero .meta {
  margin-top: 1rem; font-family: var(--font-mono);
  font-size: 0.78rem; color: var(--color-text-faint);
  letter-spacing: 0.05em;
}

/* ===== Verdict badge ===== */
.verdict-badge {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.3rem 0.7rem; border-radius: 999px;
  font-family: var(--font-mono); font-size: 0.72rem;
  font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase;
}
.verdict-badge.verified { background: #dfe8d8; color: var(--color-success); }
.verdict-badge.rejected { background: var(--color-danger-light); color: var(--color-danger); }
.verdict-badge.abstain { background: var(--color-accent-soft); color: var(--color-accent-hover); }

/* ===== Hero image (image hero variant) ===== */
.hero-image-wrap {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-image-wrap img { width: 100%; height: auto; display: block; }
.hero-image-wrap::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15, 30, 58, 0.35));
  pointer-events: none;
}

.image-caption {
  margin-top: 0.6rem;
  font-family: var(--font-mono); font-size: 0.74rem;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}

/* ===== Admin table ===== */
.admin-wrap { padding: 3rem 0; }
.admin-table {
  width: 100%; border-collapse: collapse;
  background: white; border: 1px solid var(--color-border);
  border-radius: var(--radius); overflow: hidden;
  margin-top: 1.5rem; font-size: 0.9rem;
}
.admin-table th {
  background: var(--color-primary); color: white;
  text-align: left; padding: 0.75rem 1rem; font-weight: 600;
}
.admin-table td { padding: 0.6rem 1rem; border-top: 1px solid var(--color-border); }
.admin-form {
  display: grid; gap: 0.85rem; grid-template-columns: 1fr 1fr 1fr auto;
  padding: 1rem; background: var(--color-bg-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius);
  margin-top: 1rem; align-items: end;
}
@media (max-width: 720px) { .admin-form { grid-template-columns: 1fr; } }
.admin-form label {
  display: block; font-size: 0.75rem; font-weight: 600;
  color: var(--color-text-primary); margin-bottom: 0.3rem;
}
.admin-form input, .admin-form select {
  width: 100%; padding: 0.55rem 0.7rem;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.88rem; background: white;
}
.admin-row-btn {
  padding: 0.35rem 0.7rem; font-size: 0.78rem;
  border: 1px solid var(--color-border); border-radius: 4px;
  background: white; cursor: pointer; font-family: var(--font-body);
  margin-right: 0.35rem;
}
.admin-row-btn:hover { background: var(--color-bg-surface); }
.admin-row-btn.danger { color: var(--color-danger); border-color: var(--color-danger); }
.admin-row-btn.danger:hover { background: var(--color-danger-light); }
.role-pill {
  font-family: var(--font-mono); font-size: 0.7rem;
  padding: 0.15rem 0.5rem; border-radius: 999px;
  background: var(--color-primary-light); color: var(--color-primary);
}
.role-pill.admin { background: var(--color-accent-soft); color: var(--color-accent-hover); }

/* ===== Tier card ===== */
.tiers {
  display: grid; grid-template-columns: 1fr; gap: 1.25rem;
  margin-top: 2.5rem;
}
@media (min-width: 820px) { .tiers { grid-template-columns: repeat(4, 1fr); } }
.tier-card {
  padding: 1.5rem; border-radius: var(--radius);
  background: white; border: 1px solid var(--color-border);
  position: relative;
  display: flex; flex-direction: column;
}
.tier-card.featured { border-color: var(--color-accent); box-shadow: var(--shadow); }
.tier-card.featured::before {
  content: 'Recommended'; position: absolute; top: -10px; right: 14px;
  background: var(--color-accent); color: var(--color-primary);
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 700;
  padding: 0.15rem 0.55rem; border-radius: 999px; letter-spacing: 0.06em;
  text-transform: uppercase;
}
.tier-price {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 700;
  color: var(--color-primary); margin-bottom: 0.5rem;
}
.tier-name {
  font-family: var(--font-body); font-size: 0.8rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-accent-hover); font-weight: 700;
}
.tier-card h3 {
  font-family: var(--font-display); font-size: 1.15rem;
  color: var(--color-text-primary); margin-top: 0.25rem; margin-bottom: 0.75rem;
}
.tier-features {
  list-style: none; padding: 0; margin-top: 0.5rem;
  font-size: 0.88rem; color: var(--color-text-body);
  flex-grow: 1;
}
.tier-features li {
  padding: 0.35rem 0 0.35rem 1.35rem; position: relative; line-height: 1.4;
}
.tier-features li::before {
  content: '✓'; position: absolute; left: 0; top: 0.25rem;
  color: var(--color-accent-hover); font-weight: 700;
}
.tier-target {
  margin-top: 1rem; padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem; color: var(--color-text-muted);
}