/* ═══════════════════════════════════════════════════════════════════════════
   SHAMWARI — style.css  v2.0
   Dark-primary institutional theme: midnight navy / metallic gold / white
   ═══════════════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,400&family=DM+Mono:wght@400;500&display=swap');

/* ── Tokens ──────────────────────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-dark:    #080F1E;
  --bg-navy:    #0B1424;
  --bg-mid:     #111d30;
  --bg-card-dk: #131f33;
  --bg-light:   #F6F8FC;
  --bg-white:   #FFFFFF;
  --bg-card-lt: #FFFFFF;

  /* Brand */
  --teal:       #00A89E;
  --teal-dk:    #007B73;
  --teal-lt:    #00D4C8;
  --teal-ghost: rgba(0,168,158,0.08);
  --teal-glow:  rgba(0,168,158,0.18);

  --gold:       #C89B3C;
  --gold-dk:    #9E7524;
  --gold-lt:    #F0C55A;
  --gold-ghost: rgba(200,155,60,0.08);

  --red:        #E05252;
  --red-dk:     #B03535;
  --green:      #22C55E;
  --green-dk:   #15803D;
  --purple:     #8B5CF6;

  /* Text on dark */
  --txt-primary:   #F0F4FC;
  --txt-secondary: #8EA8C4;
  --txt-muted:     #4E6A87;
  --txt-gold:      var(--gold);

  /* Text on light */
  --lt-primary:   #0B1424;
  --lt-secondary: #3D5473;
  --lt-muted:     #7B96B2;

  /* Borders */
  --border-dk:    rgba(255,255,255,0.07);
  --border-lt:    #DDE8F2;
  --border-gold:  rgba(200,155,60,0.3);

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'DM Mono', monospace;

  --radius:    14px;
  --radius-sm: 8px;
  --radius-xs: 5px;
  --ease:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in: cubic-bezier(0.55, 0, 1, 0.45);
}

/* ── Reset & Base ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--txt-secondary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; padding: 0; }

/* ── Container ───────────────────────────────────────────────────────────── */
.sh-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Utility text ────────────────────────────────────────────────────────── */
.sh-text--teal   { color: var(--teal); }
.sh-text--gold   { color: var(--gold); }
.sh-text--red    { color: var(--red); }
.sh-text--green  { color: var(--green); }
.sh-mono { font-family: var(--font-mono); font-size: 0.85em; }
.sh-code { font-family: var(--font-mono); color: var(--teal); background: var(--teal-ghost); padding: 2px 7px; border-radius: 4px; font-size: 0.85em; }

/* ── Scroll-reveal ───────────────────────────────────────────────────────── */
.sh-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.sh-reveal.is-visible {
  opacity: 1;
  transform: none;
}
.sh-reveal--delay-1 { transition-delay: 0.1s; }
.sh-reveal--delay-2 { transition-delay: 0.2s; }
.sh-reveal--delay-3 { transition-delay: 0.3s; }
.sh-reveal--delay-4 { transition-delay: 0.4s; }

/* Backward compat */
.pg-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.pg-reveal.is-visible { opacity: 1; transform: none; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.sh-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  padding: 0.65rem 1.5rem;
  border-radius: 40px;
  border: 1.5px solid transparent;
  transition: all 0.25s var(--ease);
  white-space: nowrap;
}
.sh-btn--teal {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}
.sh-btn--teal:hover {
  background: var(--teal-lt);
  border-color: var(--teal-lt);
  box-shadow: 0 0 28px var(--teal-glow);
  transform: translateY(-1px);
}
.sh-btn--gold {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}
.sh-btn--gold:hover {
  background: var(--gold-lt);
  border-color: var(--gold-lt);
  box-shadow: 0 0 28px rgba(200,155,60,0.3);
  transform: translateY(-1px);
}
.sh-btn--ghost {
  background: transparent;
  color: var(--txt-secondary);
  border-color: var(--border-dk);
}
.sh-btn--ghost:hover {
  border-color: var(--teal);
  color: var(--teal);
  background: var(--teal-ghost);
}
.sh-btn--ghost-lt {
  background: transparent;
  color: var(--lt-secondary);
  border-color: var(--border-lt);
}
.sh-btn--ghost-lt:hover {
  border-color: var(--teal-dk);
  color: var(--teal-dk);
}
.sh-btn--lg { padding: 0.85rem 2.1rem; font-size: 0.95rem; }
.sh-btn--sm { padding: 0.42rem 1rem; font-size: 0.8rem; }

/* ── Badges ──────────────────────────────────────────────────────────────── */
.sh-badge {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.22rem 0.8rem;
  border-radius: 40px;
  white-space: nowrap;
}
.sh-badge--teal {
  background: rgba(0,168,158,0.12);
  color: var(--teal-lt);
  border: 1px solid rgba(0,168,158,0.25);
}
.sh-badge--gold {
  background: rgba(200,155,60,0.12);
  color: var(--gold-lt);
  border: 1px solid rgba(200,155,60,0.25);
}
.sh-badge--red {
  background: rgba(224,82,82,0.1);
  color: #FF8080;
  border: 1px solid rgba(224,82,82,0.25);
}
.sh-badge--teal-sm {
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.16rem 0.55rem;
  border-radius: 40px;
  background: var(--teal);
  color: #fff;
  white-space: nowrap;
}
.sh-badge--gold-sm {
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.16rem 0.55rem;
  border-radius: 40px;
  background: var(--gold);
  color: #fff;
  white-space: nowrap;
}

/* ── Eyebrows ────────────────────────────────────────────────────────────── */
.sh-eyebrow {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}
.sh-eyebrow--teal   { color: var(--teal); }
.sh-eyebrow--gold   { color: var(--gold); }
.sh-eyebrow--red    { color: var(--red); }
.sh-eyebrow--white  { color: var(--txt-primary); }
.sh-eyebrow--muted  { color: var(--txt-muted); }

/* ── Section wrappers ────────────────────────────────────────────────────── */
.sh-section          { padding: 6rem 0; background: var(--bg-dark); margin-top: 5rem; margin-bottom: 5rem; position: relative; }

.sh-section::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 200%;
    opacity: 0.4;   /* adjust as needed */
    z-index: -1;
}
.sh-section--navy    { padding: 6rem 0; background: var(--bg-navy); position: relative; }
.sh-section--light   { padding: 6rem 0; background: var(--bg-light); }
.sh-section--white   { padding: 6rem 0; background: var(--bg-white); }
.sh-section--mid     { padding: 6rem 0; background: var(--bg-mid); position: relative; }

/* Legacy classes */
.sh-section--dark-alt { padding: 6rem 0; background: var(--bg-navy); }
.sh-section--ai       { padding: 6rem 0; background: var(--bg-mid); }

.sh-section__header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem;
}
.sh-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--txt-primary);
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 1.1rem;
}
.sh-section__title--lt { color: var(--lt-primary); }
.sh-section__sub {
  font-size: 1.05rem;
  color: var(--txt-secondary);
  line-height: 1.72;
}
.sh-section__sub--lt { color: var(--lt-secondary); }

/* ═══════════════════════════════════════════════════════ NAVBAR */
.sh-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.1rem 2rem;
  background: rgba(8,15,30,0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all 0.35s var(--ease);
}
.sh-nav--scrolled {
  padding: 0.75rem 2rem;
  background: rgba(8,15,30,0.95);
  border-bottom-color: var(--border-dk);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}
.sh-nav__inner {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.sh-nav__brand { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.sh-nav__wordmark {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--txt-primary);
  letter-spacing: 0.1em;
}
.sh-nav__tag {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  color: var(--teal);
  letter-spacing: 0.22em;
  display: block;
}
.sh-nav__menu {
  display: flex;
  gap: 0.15rem;
  margin: 0 auto;
}
.sh-nav__link {
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--txt-muted);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.03em;
  transition: color 0.2s, background 0.2s;
}
.sh-nav__link:hover { color: var(--txt-primary); background: rgba(255,255,255,0.05); }
.sh-nav__link--active { color: var(--teal) !important; }
.sh-nav__actions { display: flex; gap: 0.6rem; align-items: center; }
.sh-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  margin-left: auto;
  flex-shrink: 0;
}
.sh-nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--txt-secondary);
  border-radius: 2px;
  transition: all 0.3s;
}
.sh-nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.sh-nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.sh-nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════════════════════════════════ HERO (index) */
.sh-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 9rem 2rem 6rem;
}

.sh-hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 130%;
    opacity: 0.4;   /* adjust as needed */
    background: url('../img/shamwari_inclusion.jpg') center/cover no-repeat;
    z-index: -1;
}

.sh-hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,168,158,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,168,158,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black, transparent);
}
.sh-hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
}
.sh-hero__glow--teal {
  width: 700px; height: 700px;
  background: rgba(0,168,158,0.1);
  top: -150px; right: -100px;
}
.sh-hero__glow--gold {
  width: 500px; height: 500px;
  background: rgba(200,155,60,0.08);
  bottom: -50px; left: 5%;
}
.sh-hero__inner {
  max-width: 1240px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}
.sh-hero__content { max-width: 820px; }
.sh-hero__eyebrow { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 1.75rem; }
.sh-hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6.5vw, 5.2rem);
  font-weight: 800;
  color: var(--txt-primary);
  line-height: 1.07;
  letter-spacing: -0.03em;
  margin-bottom: 1.75rem;
}
.sh-hero__sub {
  font-size: 1.15rem;
  color: var(--txt-secondary);
  line-height: 1.72;
  max-width: 640px;
  margin-bottom: 2.5rem;
}
.sh-hero__ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Stats bar */
.sh-hero__stats {
  display: flex;
  align-items: center;
  margin-top: 5rem;
  border: 1px solid var(--border-dk);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(8px);
}
.sh-hero__stat { flex: 1; padding: 1.75rem 2rem; min-width: 0; }
.sh-hero__stat-n {
  font-family: var(--font-display);
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.sh-hero__stat-l {
  font-size: 0.76rem;
  color: var(--txt-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.4;
}
.sh-hero__stat-divider {
  width: 1px;
  align-self: stretch;
  background: var(--border-dk);
  flex-shrink: 0;
}

/* Scroll hint */
.sh-hero__scroll-hint {
  position: absolute;
  bottom: 2.5rem; right: 3rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  color: var(--txt-muted);
  writing-mode: vertical-lr;
}
.sh-hero__scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--txt-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ═══════════════════════════════════════════════════════ PROBLEM CARDS */
.sh-problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.sh-problem-card {
  background: var(--bg-card-dk);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--border-dk);
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
}
.sh-problem-card:hover { border-color: var(--border-dk); transform: translateY(-2px); }
.sh-problem-card__accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
}
.sh-problem-card--teal .sh-problem-card__accent { background: var(--teal); }
.sh-problem-card--red  .sh-problem-card__accent { background: var(--red); }
.sh-problem-card--gold .sh-problem-card__accent { background: var(--gold); }
.sh-problem-card__stat {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 1rem 0 0.5rem;
}
.sh-problem-card--teal .sh-problem-card__stat { color: var(--teal); }
.sh-problem-card--red  .sh-problem-card__stat { color: var(--red); }
.sh-problem-card--gold .sh-problem-card__stat { color: var(--gold); }
.sh-problem-card__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--txt-primary);
  margin-bottom: 1.25rem;
}
.sh-problem-card__list { display: flex; flex-direction: column; gap: 0.55rem; }
.sh-problem-card__list li {
  font-size: 0.86rem;
  color: var(--txt-secondary);
  padding-left: 0.85rem;
  position: relative;
  line-height: 1.5;
}
.sh-problem-card__list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--txt-muted);
}

/* ═══════════════════════════════════════════════════════ PLATFORM GRID */
.sh-platform-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.sh-sys-card {
  background: var(--bg-card-dk);
  border: 1px solid var(--border-dk);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
  position: relative;
  overflow: hidden;
}
.sh-sys-card:hover {
  border-color: rgba(0,168,158,0.35);
  box-shadow: 0 8px 32px rgba(0,168,158,0.1);
  transform: translateY(-3px);
}
.sh-sys-card--ai { background: rgba(139,92,246,0.05); border-color: rgba(139,92,246,0.15); }
.sh-sys-card--ai:hover {
  border-color: rgba(139,92,246,0.4);
  box-shadow: 0 8px 32px rgba(139,92,246,0.1);
}
.sh-sys-card__ai-badge {
  position: absolute; top: 1rem; right: 1rem;
  font-family: var(--font-display);
  font-size: 0.6rem; font-weight: 700; letter-spacing: 0.1em;
  background: rgba(139,92,246,0.15);
  color: #C4B5FD;
  border: 1px solid rgba(139,92,246,0.3);
  padding: 0.18rem 0.55rem; border-radius: 40px;
}
.sh-sys-card__top { display: flex; align-items: center; gap: 0.9rem; }
.sh-sys-card__icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  background: var(--teal-ghost);
  display: flex; align-items: center; justify-content: center;
  color: var(--teal); font-size: 1rem; flex-shrink: 0;
}
.sh-sys-card__icon--gold   { background: var(--gold-ghost); color: var(--gold); }
.sh-sys-card__icon--purple { background: rgba(139,92,246,0.1); color: var(--purple); }
.sh-sys-card__name {
  font-family: var(--font-display);
  font-size: 0.95rem; font-weight: 700; color: var(--txt-primary); line-height: 1.2;
}
.sh-sys-card__layer {
  font-family: var(--font-mono);
  font-size: 0.6rem; letter-spacing: 0.12em; margin-top: 0.15rem;
}
.sh-sys-card__lines { display: flex; flex-direction: column; gap: 0.42rem; flex: 1; }
.sh-sys-card__line { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.45; }
.sh-sys-card__line--bright { color: var(--txt-primary); }
.sh-sys-card__link {
  font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em;
  display: flex; align-items: center; gap: 0.4rem;
  transition: gap 0.2s, color 0.2s;
  color: var(--teal);
}
.sh-sys-card__link:hover { gap: 0.7rem; color: var(--teal-lt); }

/* ═══════════════════════════════════════════════════════ LIFECYCLE */
.sh-lifecycle {
  display: flex; align-items: flex-start; gap: 0;
  margin-bottom: 1rem; overflow-x: auto; padding-bottom: 0.5rem;
}
.sh-lifecycle__state {
  flex: 1; min-width: 110px;
  border: 1.5px solid;
  border-radius: var(--radius-xs);
  padding: 0.9rem 0.75rem;
  text-align: center;
  display: flex; flex-direction: column; gap: 0.5rem;
  background: var(--bg-card-dk);
}
.sh-lifecycle__state--grey    { border-color: var(--border-dk); }
.sh-lifecycle__state--green   { border-color: rgba(34,197,94,0.4); }
.sh-lifecycle__state--teal    { border-color: rgba(0,168,158,0.4); }
.sh-lifecycle__state--gold    { border-color: rgba(200,155,60,0.4); }
.sh-lifecycle__state--red     { border-color: rgba(224,82,82,0.4); }
.sh-lifecycle__state--darkred { border-color: rgba(176,53,53,0.5); }
.sh-lifecycle__label {
  font-family: var(--font-display);
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.05em; line-height: 1.25;
}
.sh-lifecycle__state--grey    .sh-lifecycle__label { color: var(--txt-muted); }
.sh-lifecycle__state--green   .sh-lifecycle__label { color: var(--green); }
.sh-lifecycle__state--teal    .sh-lifecycle__label { color: var(--teal); }
.sh-lifecycle__state--gold    .sh-lifecycle__label { color: var(--gold); }
.sh-lifecycle__state--red     .sh-lifecycle__label { color: var(--red); }
.sh-lifecycle__state--darkred .sh-lifecycle__label { color: #FF6B6B; }
.sh-lifecycle__desc { font-size: 0.7rem; color: var(--txt-muted); line-height: 1.4; }
.sh-lifecycle__arrow { display: flex; align-items: center; padding: 0 0.35rem; padding-top: 0.85rem; color: var(--txt-muted); font-size: 0.7rem; flex-shrink: 0; }
.sh-lifecycle__banner {
  font-family: var(--font-display);
  font-size: 0.66rem; font-weight: 700; letter-spacing: 0.12em; color: var(--gold);
  text-align: center; padding: 0.8rem;
  background: rgba(200,155,60,0.06);
  border: 1px solid rgba(200,155,60,0.15);
  border-radius: var(--radius-xs);
  margin: 1.5rem 0 2.5rem;
}

/* ═══════════════════════════════════════════════════════ CONTRAST GRID */
.sh-contrast-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.sh-contrast-card {
  background: var(--bg-card-dk);
  border-radius: var(--radius);
  padding: 2rem;
  border-top: 2px solid;
  border-left: 1px solid var(--border-dk);
  border-right: 1px solid var(--border-dk);
  border-bottom: 1px solid var(--border-dk);
}
.sh-contrast-card--teal { border-top-color: var(--teal); }
.sh-contrast-card--red  { border-top-color: var(--red); }
.sh-contrast-card__header {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; margin-bottom: 1.25rem;
}
.sh-contrast-card--teal .sh-contrast-card__header { color: var(--teal); }
.sh-contrast-card--red  .sh-contrast-card__header { color: var(--red); }
.sh-contrast-card__list { display: flex; flex-direction: column; gap: 0.7rem; }
.sh-contrast-card__list li { font-size: 0.88rem; color: var(--txt-secondary); line-height: 1.5; padding-left: 1rem; position: relative; }
.sh-contrast-card__list li::before { content: '·'; position: absolute; left: 0; color: var(--txt-muted); }

/* ═══════════════════════════════════════════════════════ AI SECTION */
.sh-ai__layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; position: relative; }
.sh-ai__body { font-size: 0.975rem; color: var(--txt-secondary); line-height: 1.72; margin-bottom: 2rem; }
.sh-perm-matrix { margin-top: 0.5rem; }
.sh-perm-matrix__title {
  font-family: var(--font-display); font-size: 0.66rem; font-weight: 700; letter-spacing: 0.14em; color: var(--purple); margin-bottom: 0.85rem;
}
.sh-perm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.45rem; }
.sh-perm-row {
  display: flex; align-items: center; gap: 0.55rem;
  padding: 0.48rem 0.7rem; border-radius: var(--radius-xs); font-size: 0.78rem; color: var(--txt-secondary);
}
.sh-perm-row--allowed { background: rgba(34,197,94,0.06); border: 1px solid rgba(34,197,94,0.15); }
.sh-perm-row--denied  { background: rgba(224,82,82,0.06); border: 1px solid rgba(224,82,82,0.15); }
.sh-perm-badge {
  font-family: var(--font-display); font-size: 0.58rem; font-weight: 700; letter-spacing: 0.05em;
  padding: 0.15rem 0.45rem; border-radius: 40px; white-space: nowrap; flex-shrink: 0;
}
.sh-perm-badge--allowed { background: var(--green-dk); color: #fff; }
.sh-perm-badge--denied  { background: var(--red-dk); color: #fff; }

/* Use-case cards */
.sh-usecase {
  display: flex; gap: 1.25rem;
  padding: 1.4rem; background: var(--bg-card-dk);
  border: 1px solid rgba(139,92,246,0.12);
  border-top: 2px solid rgba(139,92,246,0.4);
  border-radius: var(--radius); margin-bottom: 0.85rem;
  transition: border-color 0.25s;
}
.sh-usecase:hover { border-color: rgba(139,92,246,0.4); }
.sh-usecase__icon {
  width: 42px; height: 42px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0;
}
.sh-usecase__icon--purple { background: rgba(139,92,246,0.1); color: var(--purple); }
.sh-usecase__icon--teal   { background: var(--teal-ghost); color: var(--teal); }
.sh-usecase__icon--gold   { background: var(--gold-ghost); color: var(--gold); }
.sh-usecase__title { font-family: var(--font-display); font-size: 0.93rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.4rem; }
.sh-usecase__body { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.6; }

/* ═══════════════════════════════════════════════════════ INSURANCE */
.sh-ins__layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.sh-ins__body { font-size: 1rem; color: var(--txt-secondary); line-height: 1.72; margin-bottom: 2.5rem; }
.sh-ins__steps { display: flex; flex-direction: column; gap: 0; }
.sh-ins__step {
  display: flex; gap: 1rem;
  padding: 1rem 0; border-left: 2px solid var(--border-dk);
  padding-left: 1.5rem; margin-left: 0.7rem; position: relative;
}
.sh-ins__step:last-child { border-color: transparent; }
.sh-ins__step-num {
  position: absolute; left: -0.82rem; top: 1rem;
  width: 1.55rem; height: 1.55rem; border-radius: 50%;
  background: var(--bg-dark); border: 2px solid var(--border-dk);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 700; color: var(--txt-muted); flex-shrink: 0;
}
.sh-ins__step-num--red    { border-color: rgba(224,82,82,0.4); color: var(--red); }
.sh-ins__step-num--teal   { border-color: rgba(0,168,158,0.4); color: var(--teal); }
.sh-ins__step-num--gold   { border-color: rgba(200,155,60,0.4); color: var(--gold); }
.sh-ins__step-label { font-family: var(--font-display); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.06em; color: var(--txt-primary); margin-bottom: 0.25rem; }
.sh-ins__step-desc { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.5; }
.sh-ins__engine-title { font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em; color: var(--gold); margin-bottom: 1.25rem; }
.sh-ins__feature { display: flex; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--border-dk); }
.sh-ins__feature:last-child { border-bottom: none; }
.sh-ins__feature-accent { width: 3px; border-radius: 3px; background: var(--teal); flex-shrink: 0; align-self: stretch; min-height: 40px; }
.sh-ins__feature-accent--gold { background: var(--gold); }
.sh-ins__feature-name { font-family: var(--font-display); font-size: 0.88rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.35rem; }
.sh-ins__feature-body { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.6; }

/* ═══════════════════════════════════════════════════════ CRYPTO / TECH */
.sh-tech__layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 3rem; align-items: start; }
.sh-crypto-cards { display: flex; flex-direction: column; gap: 0.85rem; }
.sh-crypto-card {
  background: var(--bg-card-dk); border: 1px solid var(--border-dk);
  border-left: 3px solid var(--teal); border-radius: var(--radius-xs); padding: 1.1rem 1.25rem;
}
.sh-crypto-card:nth-child(3), .sh-crypto-card:nth-child(4) { border-left-color: var(--gold); }
.sh-crypto-card__top { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; margin-bottom: 0.3rem; flex-wrap: wrap; }
.sh-crypto-card__name { font-family: var(--font-display); font-size: 0.93rem; font-weight: 700; color: var(--txt-primary); }
.sh-crypto-card__role { font-size: 0.82rem; color: var(--txt-secondary); }

/* ═══════════════════════════════════════════════════════ ARCHITECTURE */
.sh-arch-visual {
  display: flex; flex-direction: column; align-items: stretch; gap: 0;
  background: var(--bg-card-dk); border: 1px solid var(--border-dk);
  border-radius: var(--radius); padding: 2rem; position: relative; overflow: hidden;
}
.sh-arch-visual::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 28px 28px; opacity: 0.6; pointer-events: none;
}
.sh-arch__node--root {
  position: relative; z-index: 1;
  background: rgba(0,168,158,0.06); border: 1.5px solid rgba(0,168,158,0.35);
  border-radius: var(--radius-sm); padding: 1rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  box-shadow: 0 0 24px rgba(0,168,158,0.1);
}
.sh-arch__node-label { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.18em; color: var(--teal); margin-bottom: 0.25rem; }
.sh-arch__node-name { font-family: var(--font-display); font-size: 0.93rem; font-weight: 800; color: var(--txt-primary); letter-spacing: 0.03em; }
.sh-arch__node-meta { font-family: var(--font-mono); font-size: 0.65rem; color: var(--txt-muted); letter-spacing: 0.06em; white-space: nowrap; }
.sh-arch__node-badge { font-family: var(--font-display); font-size: 0.58rem; font-weight: 700; letter-spacing: 0.1em; padding: 0.18rem 0.6rem; border-radius: 40px; background: var(--teal-ghost); color: var(--teal); border: 1px solid rgba(0,168,158,0.2); white-space: nowrap; }
.sh-arch__connector { position: relative; z-index: 1; display: flex; justify-content: center; height: 2.5rem; align-items: center; }
.sh-arch__connector::before { content: ''; position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: var(--border-dk); }
.sh-arch__connector::after { content: ''; position: absolute; bottom: 0; left: 16.5%; right: 16.5%; height: 1px; background: var(--border-dk); }
.sh-arch__children { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.85rem; }
.sh-arch__children-label { position: relative; z-index: 1; display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.6rem; }
.sh-arch__children-label span { font-family: var(--font-display); font-size: 0.58rem; font-weight: 700; letter-spacing: 0.18em; color: var(--txt-muted); white-space: nowrap; }
.sh-arch__children-label::before, .sh-arch__children-label::after { content: ''; flex: 1; height: 1px; background: var(--border-dk); }

.sh-arch-card {
  background: var(--bg-card-dk); border: 1px solid var(--border-dk);
  border-radius: var(--radius-xs); overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s; position: relative;
}
.sh-arch-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }
.sh-arch-card::before { content: ''; position: absolute; top: -1.6rem; left: 50%; width: 1px; height: 1.6rem; background: var(--border-dk); }
.sh-arch-card__bar { height: 2px; width: 100%; }
.sh-arch-card--teal   { border-color: rgba(0,168,158,0.2); }
.sh-arch-card--gold   { border-color: rgba(200,155,60,0.2); }
.sh-arch-card--purple { border-color: rgba(139,92,246,0.2); }
.sh-arch-card--teal:hover   { border-color: rgba(0,168,158,0.5); }
.sh-arch-card--gold:hover   { border-color: rgba(200,155,60,0.5); }
.sh-arch-card--purple:hover { border-color: rgba(139,92,246,0.5); }
.sh-arch-card--teal   .sh-arch-card__bar { background: var(--teal); }
.sh-arch-card--gold   .sh-arch-card__bar { background: var(--gold); }
.sh-arch-card--purple .sh-arch-card__bar { background: var(--purple); }
.sh-arch-card__body { padding: 1rem 1.1rem 1.1rem; }
.sh-arch-card__flag { font-size: 1.2rem; margin-bottom: 0.5rem; line-height: 1; }
.sh-arch-card__name { font-family: var(--font-display); font-size: 0.86rem; font-weight: 800; letter-spacing: 0.04em; margin-bottom: 0.15rem; }
.sh-arch-card--teal   .sh-arch-card__name { color: var(--teal); }
.sh-arch-card--gold   .sh-arch-card__name { color: var(--gold); }
.sh-arch-card--purple .sh-arch-card__name { color: var(--purple); }
.sh-arch-card__reg { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; color: var(--txt-muted); margin-bottom: 0.85rem; }
.sh-arch-card__items { display: flex; flex-direction: column; gap: 0.28rem; }
.sh-arch-card__item { font-size: 0.72rem; color: var(--txt-secondary); line-height: 1.35; display: flex; align-items: flex-start; gap: 0.4rem; }
.sh-arch-card__item::before { content: '→'; font-size: 0.62rem; flex-shrink: 0; margin-top: 0.05em; color: var(--txt-muted); }
.sh-arch-card--future { border-style: dashed; border-color: var(--border-dk); opacity: 0.5; }
.sh-arch-card--future .sh-arch-card__bar { background: var(--border-dk); }
.sh-arch-card--future .sh-arch-card__name { color: var(--txt-muted); }

/* ═══════════════════════════════════════════════════════ SOLUTIONS */
.sh-solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }

.sh-section-solutions { position: relative; }
.sh-section-solutions::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 200%;
    background: url('../img/shamwari_real_farmer.jpg') center/cover no-repeat;
    opacity: 0.4;   /* adjust as needed */
    z-index: -1;
}
 
.sh-sol-card {
  background: var(--bg-card-dk); border: 1px solid var(--border-dk);
  border-radius: var(--radius); padding: 2rem;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.sh-sol-card:hover { border-color: rgba(0,168,158,0.35); box-shadow: 0 8px 28px rgba(0,0,0,0.3); transform: translateY(-3px); }
.sh-sol-card__icon { font-size: 1.6rem; margin-bottom: 1rem; }
.sh-sol-card__title { font-family: var(--font-display); font-size: 1rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.75rem; }
.sh-sol-card__body { font-size: 0.875rem; color: var(--txt-secondary); line-height: 1.65; }

/* ═══════════════════════════════════════════════════════ CTA */
.sh-cta {
  padding: 7rem 2rem;
  background: var(--bg-navy);
  position: relative; overflow: hidden;
  border-top: 1px solid var(--border-dk);
}
.sh-cta__glow {
  position: absolute; width: 900px; height: 500px;
  background: radial-gradient(ellipse, rgba(0,168,158,0.1) 0%, transparent 70%);
  top: 50%; left: 50%; transform: translate(-50%, -50%); pointer-events: none;
}
.sh-cta__inner { max-width: 760px; margin: 0 auto; text-align: center; position: relative; }
.sh-cta__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800;
  color: var(--txt-primary); line-height: 1.2; letter-spacing: -0.02em;
  margin: 1rem 0 1.25rem;
}
.sh-cta__sub { font-size: 1rem; color: var(--txt-secondary); line-height: 1.72; margin-bottom: 2.5rem; }
.sh-cta__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ═══════════════════════════════════════════════════════ GENERIC UTILITY */
.sh-section__desc { font-size: 1rem; color: var(--txt-secondary); line-height: 1.75; margin-bottom: 2rem; max-width: 520px; }
.sh-list { display: flex; flex-direction: column; gap: 0.85rem; margin-bottom: 2.5rem; }
.sh-list li { font-size: 0.9rem; color: var(--txt-secondary); line-height: 1.55; padding-left: 1.1rem; position: relative; }
.sh-list li::before { content: ''; position: absolute; left: 0; top: 0.58em; width: 5px; height: 5px; border-radius: 50%; background: var(--teal); }

/* Threat / Warning banner */
.sh-threat-banner {
  display: flex; align-items: flex-start; gap: 1.5rem;
  background: rgba(224,82,82,0.04); border: 1px solid rgba(224,82,82,0.15);
  border-left: 3px solid var(--red); border-radius: var(--radius-xs);
  padding: 1.25rem 1.5rem; margin-bottom: 3.5rem; max-width: 820px; margin-inline: auto;
}
.sh-threat-banner__icon { font-size: 1.1rem; color: var(--red); flex-shrink: 0; margin-top: 0.1rem; }
.sh-threat-banner__label { font-family: var(--font-display); font-size: 0.66rem; font-weight: 700; letter-spacing: 0.15em; color: var(--red); margin-bottom: 0.25rem; }
.sh-threat-banner__text { font-size: 0.9rem; color: var(--txt-secondary); line-height: 1.6; }
.sh-threat-banner__text strong { color: var(--txt-primary); font-weight: 600; }

/* QSec intro grid */
.sh-qsec-intro { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-bottom: 4rem; }
.sh-qsec-intro-card { border: 1px solid var(--border-dk); border-radius: var(--radius-xs); padding: 1.5rem; background: var(--bg-card-dk); position: relative; overflow: hidden; }
.sh-qsec-intro-card__bar { position: absolute; top: 0; left: 0; right: 0; height: 2px; }
.sh-qsec-intro-card--red  .sh-qsec-intro-card__bar { background: var(--red); }
.sh-qsec-intro-card--gold .sh-qsec-intro-card__bar { background: var(--gold); }
.sh-qsec-intro-card--teal .sh-qsec-intro-card__bar { background: var(--teal); }
.sh-qsec-intro-card__eyebrow { font-family: var(--font-display); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.15em; margin-bottom: 0.6rem; margin-top: 0.15rem; }
.sh-qsec-intro-card--red  .sh-qsec-intro-card__eyebrow { color: var(--red); }
.sh-qsec-intro-card--gold .sh-qsec-intro-card__eyebrow { color: var(--gold); }
.sh-qsec-intro-card--teal .sh-qsec-intro-card__eyebrow { color: var(--teal); }
.sh-qsec-intro-card__title { font-family: var(--font-display); font-size: 0.95rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.6rem; line-height: 1.3; }
.sh-qsec-intro-card__body { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.6; }

/* QSec layout */
.sh-qsec-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.sh-qsec-stack { display: flex; flex-direction: column; gap: 0.85rem; }
.sh-qsec-card {
  background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius-xs);
  padding: 1.25rem 1.4rem; position: relative; overflow: hidden; transition: box-shadow 0.25s;
}
.sh-qsec-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.sh-qsec-card--teal { border-left: 3px solid var(--teal); }
.sh-qsec-card--gold { border-left: 3px solid var(--gold); }
.sh-qsec-card__header { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; margin-bottom: 0.4rem; flex-wrap: wrap; }
.sh-qsec-card__algo { font-family: var(--font-mono); font-size: 0.63rem; letter-spacing: 0.12em; }
.sh-qsec-card--teal .sh-qsec-card__algo { color: var(--teal); }
.sh-qsec-card--gold .sh-qsec-card__algo { color: var(--gold); }
.sh-qsec-card__name { font-family: var(--font-display); font-size: 0.93rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.3rem; }
.sh-qsec-card__role { font-size: 0.82rem; color: var(--txt-secondary); line-height: 1.5; margin-bottom: 0.7rem; }
.sh-qsec-card__uses { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.sh-qsec-card__use {
  font-size: 0.66rem; color: var(--txt-secondary); background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-dk); border-radius: 40px; padding: 0.15rem 0.6rem;
  font-family: var(--font-display); font-weight: 600; letter-spacing: 0.04em; white-space: nowrap;
}

/* QSec right panel */
.sh-qsec-right { display: flex; flex-direction: column; gap: 1.5rem; }
.sh-qtimeline { background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius-xs); padding: 1.4rem 1.5rem; }
.sh-qtimeline__title { font-family: var(--font-display); font-size: 0.63rem; font-weight: 700; letter-spacing: 0.15em; color: var(--txt-muted); margin-bottom: 1.25rem; }
.sh-qtimeline__track { display: flex; flex-direction: column; gap: 0; }
.sh-qtimeline__item { display: flex; gap: 1rem; padding: 0.85rem 0; border-left: 2px solid var(--border-dk); padding-left: 1.25rem; margin-left: 0.6rem; position: relative; }
.sh-qtimeline__item:last-child { border-color: transparent; }
.sh-qtimeline__dot { position: absolute; left: -0.52rem; top: 0.95rem; width: 0.95rem; height: 0.95rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.4rem; flex-shrink: 0; }
.sh-qtimeline__dot--red   { background: var(--red); color: #fff; }
.sh-qtimeline__dot--gold  { background: var(--gold); color: #fff; }
.sh-qtimeline__dot--teal  { background: var(--teal); color: #fff; }
.sh-qtimeline__dot--slate { background: var(--border-dk); border: 1.5px solid var(--txt-muted); }
.sh-qtimeline__year { font-family: var(--font-display); font-size: 0.72rem; font-weight: 700; white-space: nowrap; min-width: 40px; margin-top: 0.05rem; }
.sh-qtimeline__item:nth-child(1) .sh-qtimeline__year { color: var(--red); }
.sh-qtimeline__item:nth-child(2) .sh-qtimeline__year { color: var(--gold); }
.sh-qtimeline__item:nth-child(3) .sh-qtimeline__year { color: var(--gold); }
.sh-qtimeline__item:nth-child(4) .sh-qtimeline__year,
.sh-qtimeline__item:nth-child(5) .sh-qtimeline__year { color: var(--teal); }
.sh-qtimeline__text { font-size: 0.82rem; color: var(--txt-secondary); line-height: 1.5; }
.sh-qtimeline__text strong { color: var(--txt-primary); font-weight: 600; display: block; margin-bottom: 0.1rem; }

/* Comparison table */
.sh-qcomp { border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; }
.sh-qcomp__head { display: grid; grid-template-columns: 1fr 1fr 1fr; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--border-dk); }
.sh-qcomp__head-cell { padding: 0.65rem 1rem; font-family: var(--font-display); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.12em; color: var(--txt-muted); }
.sh-qcomp__head-cell:first-child { color: var(--txt-secondary); }
.sh-qcomp__head-cell:nth-child(2) { color: var(--red); }
.sh-qcomp__head-cell:nth-child(3) { color: var(--teal); border-left: 1px solid rgba(0,168,158,0.2); background: rgba(0,168,158,0.04); }
.sh-qcomp__row { display: grid; grid-template-columns: 1fr 1fr 1fr; border-bottom: 1px solid var(--border-dk); transition: background 0.15s; }
.sh-qcomp__row:last-child { border-bottom: none; }
.sh-qcomp__row:hover { background: rgba(255,255,255,0.02); }
.sh-qcomp__cell { padding: 0.65rem 1rem; font-size: 0.8rem; color: var(--txt-secondary); line-height: 1.4; display: flex; align-items: center; }
.sh-qcomp__cell:first-child { font-family: var(--font-display); font-size: 0.7rem; font-weight: 600; color: var(--txt-primary); letter-spacing: 0.02em; }
.sh-qcomp__cell:nth-child(3) { border-left: 1px solid rgba(0,168,158,0.2); background: rgba(0,168,158,0.025); }
.sh-qcomp__cell--bad  { color: var(--red); }
.sh-qcomp__cell--good { color: var(--teal); font-weight: 500; }

/* QSec stats */
.sh-qsec-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; margin-top: 3rem; background: var(--bg-card-dk); }
.sh-qsec-stat { padding: 1.5rem 1.25rem; text-align: center; border-right: 1px solid var(--border-dk); }
.sh-qsec-stat:last-child { border-right: none; }
.sh-qsec-stat__n { font-family: var(--font-display); font-size: 1.8rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1; margin-bottom: 0.3rem; }
.sh-qsec-stat__l { font-size: 0.7rem; color: var(--txt-muted); line-height: 1.4; text-transform: uppercase; letter-spacing: 0.04em; }

/* ═══════════════════════════════════════════════════════ EXCLUSION / SOLUTIONS PAGE */
.sh-excl-heat { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; margin-bottom: 3.5rem; }
.sh-excl-heat__region { padding: 1.4rem 1.25rem; border-right: 1px solid var(--border-dk); position: relative; overflow: hidden; }
.sh-excl-heat__region:last-child { border-right: none; }
.sh-excl-heat__region::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; }
.sh-excl-heat__region--1::after { background: var(--red);    width: 57%; }
.sh-excl-heat__region--2::after { background: var(--red);    width: 52%; }
.sh-excl-heat__region--3::after { background: var(--gold);   width: 46%; }
.sh-excl-heat__region--4::after { background: var(--gold);   width: 44%; }
.sh-excl-heat__region--5::after { background: var(--teal);   width: 28%; }
.sh-excl-heat__pct { font-family: var(--font-display); font-size: 2rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1; margin-bottom: 0.25rem; }
.sh-excl-heat__region--1 .sh-excl-heat__pct,
.sh-excl-heat__region--2 .sh-excl-heat__pct { color: var(--red); }
.sh-excl-heat__region--3 .sh-excl-heat__pct,
.sh-excl-heat__region--4 .sh-excl-heat__pct { color: var(--gold); }
.sh-excl-heat__region--5 .sh-excl-heat__pct { color: var(--teal); }
.sh-excl-heat__name { font-family: var(--font-display); font-size: 0.76rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.2rem; }
.sh-excl-heat__label { font-size: 0.7rem; color: var(--txt-muted); letter-spacing: 0.04em; line-height: 1.3; }
.sh-excl-heat__bar-bg { position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--border-dk); }
.sh-excl-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: start; margin-bottom: 4rem; }
.sh-barrier-list { display: flex; flex-direction: column; gap: 0; }
.sh-barrier { display: flex; gap: 1.1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--border-dk); align-items: flex-start; }
.sh-barrier:last-child { border-bottom: none; }
.sh-barrier__num { width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 0.75rem; font-weight: 800; flex-shrink: 0; margin-top: 0.05rem; }
.sh-barrier__num--red   { background: rgba(224,82,82,0.08);  color: var(--red);  border: 1.5px solid rgba(224,82,82,0.2); }
.sh-barrier__num--gold  { background: rgba(200,155,60,0.08); color: var(--gold); border: 1.5px solid rgba(200,155,60,0.2); }
.sh-barrier__num--slate { background: rgba(255,255,255,0.04); color: var(--txt-muted); border: 1.5px solid var(--border-dk); }
.sh-barrier__title { font-family: var(--font-display); font-size: 0.9rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.3rem; line-height: 1.3; }
.sh-barrier__body { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.6; }
.sh-barrier__body strong { color: var(--txt-primary); font-weight: 600; }
.sh-excl-solutions { display: flex; flex-direction: column; gap: 0.75rem; }
.sh-excl-sol { background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius-xs); padding: 1.1rem 1.25rem; display: flex; gap: 1rem; align-items: flex-start; transition: border-color 0.2s, box-shadow 0.2s; position: relative; overflow: hidden; }
.sh-excl-sol:hover { border-color: rgba(0,168,158,0.35); box-shadow: 0 4px 16px rgba(0,0,0,0.3); }
.sh-excl-sol__accent { position: absolute; left: 0; top: 0; bottom: 0; width: 3px; }
.sh-excl-sol__accent--teal   { background: var(--teal); }
.sh-excl-sol__accent--gold   { background: var(--gold); }
.sh-excl-sol__accent--purple { background: var(--purple); }
.sh-excl-sol__icon { width: 34px; height: 34px; border-radius: var(--radius-xs); display: flex; align-items: center; justify-content: center; font-size: 0.9rem; flex-shrink: 0; margin-left: 0.25rem; }
.sh-excl-sol__icon--teal   { background: var(--teal-ghost); color: var(--teal); }
.sh-excl-sol__icon--gold   { background: var(--gold-ghost); color: var(--gold); }
.sh-excl-sol__icon--purple { background: rgba(139,92,246,0.1); color: var(--purple); }
.sh-excl-sol__barrier { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; color: var(--txt-muted); margin-bottom: 0.2rem; }
.sh-excl-sol__title { font-family: var(--font-display); font-size: 0.86rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.25rem; }
.sh-excl-sol__body { font-size: 0.8rem; color: var(--txt-secondary); line-height: 1.55; }
.sh-excl-compare { display: grid; grid-template-columns: 1fr auto 1fr; gap: 0; border: 1px solid var(--border-dk); border-radius: var(--radius); overflow: hidden; margin-bottom: 4rem; }
.sh-excl-compare__col { padding: 2rem; }
.sh-excl-compare__col--before { background: rgba(224,82,82,0.03); }
.sh-excl-compare__col--after  { background: rgba(0,168,158,0.03); }
.sh-excl-compare__divider { width: 1px; background: var(--border-dk); position: relative; display: flex; align-items: center; justify-content: center; }
.sh-excl-compare__divider-badge { position: absolute; background: var(--bg-navy); border: 1px solid var(--border-dk); border-radius: 40px; padding: 0.35rem 0.7rem; font-family: var(--font-display); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.1em; color: var(--txt-muted); white-space: nowrap; }
.sh-excl-compare__heading { font-family: var(--font-display); font-size: 0.63rem; font-weight: 700; letter-spacing: 0.16em; margin-bottom: 1.25rem; }
.sh-excl-compare__col--before .sh-excl-compare__heading { color: var(--red); }
.sh-excl-compare__col--after  .sh-excl-compare__heading { color: var(--teal); }
.sh-excl-compare__rows { display: flex; flex-direction: column; gap: 0.75rem; }
.sh-excl-compare__item { display: flex; gap: 0.65rem; align-items: flex-start; font-size: 0.84rem; line-height: 1.5; }
.sh-excl-compare__col--before .sh-excl-compare__item { color: var(--txt-secondary); }
.sh-excl-compare__col--after  .sh-excl-compare__item { color: var(--txt-primary); }
.sh-excl-compare__item i { flex-shrink: 0; margin-top: 0.18em; font-size: 0.72rem; }
.sh-excl-compare__col--before .sh-excl-compare__item i { color: var(--red); }
.sh-excl-compare__col--after  .sh-excl-compare__item i { color: var(--teal); }
.sh-excl-mkt { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; background: var(--bg-card-dk); }
.sh-excl-mkt__stat { padding: 1.6rem 1.5rem; border-right: 1px solid var(--border-dk); text-align: center; }
.sh-excl-mkt__stat:last-child { border-right: none; }
.sh-excl-mkt__n { font-family: var(--font-display); font-size: 1.9rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1; margin-bottom: 0.3rem; }
.sh-excl-mkt__l { font-size: 0.7rem; color: var(--txt-muted); line-height: 1.4; text-transform: uppercase; letter-spacing: 0.04em; }

/* ═══════════════════════════════════════════════════════ ARCHITECTURE PAGE */
.arch-toc { position: sticky; top: 72px; background: rgba(8,15,30,0.95); border-bottom: 1px solid var(--border-dk); z-index: 100; padding: 0 2rem; backdrop-filter: blur(12px); }
.arch-toc__inner { max-width: 1240px; margin: 0 auto; display: flex; gap: 0; overflow-x: auto; scrollbar-width: none; }
.arch-toc__inner::-webkit-scrollbar { display: none; }
.arch-toc__link { font-family: var(--font-display); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.06em; color: var(--txt-muted); padding: 0.82rem 1rem; border-bottom: 2px solid transparent; white-space: nowrap; transition: color 0.2s, border-color 0.2s; text-decoration: none; }
.arch-toc__link:hover, .arch-toc__link.is-active { color: var(--teal); border-bottom-color: var(--teal); }

.arch-section-head { display: flex; align-items: flex-start; gap: 1.5rem; margin-bottom: 3rem; }
.arch-section-head__num { font-family: var(--font-display); font-size: 4rem; font-weight: 800; color: rgba(255,255,255,0.06); line-height: 1; letter-spacing: -0.05em; flex-shrink: 0; user-select: none; }
.arch-section-head__copy { flex: 1; }
.arch-section-head__title { font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: var(--txt-primary); line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 0.75rem; }
.arch-section-head__sub { font-size: 0.975rem; color: var(--txt-secondary); line-height: 1.7; max-width: 680px; }

.arch-diagram { background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius); padding: 2.5rem; position: relative; overflow: hidden; }
.arch-diagram::before { content: ''; position: absolute; inset: 0; background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px); background-size: 32px 32px; opacity: 0.5; pointer-events: none; }
.arch-root { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; margin-bottom: 0; }
.arch-root__node { background: rgba(0,168,158,0.06); border: 2px solid rgba(0,168,158,0.4); border-radius: var(--radius); padding: 1.25rem 2.5rem; display: flex; align-items: center; gap: 2rem; box-shadow: 0 0 32px rgba(0,168,158,0.1); max-width: 640px; width: 100%; }
.arch-root__icon { width: 48px; height: 48px; border-radius: 12px; background: var(--teal-ghost); display: flex; align-items: center; justify-content: center; color: var(--teal); font-size: 1.2rem; flex-shrink: 0; }
.arch-root__label { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.18em; color: var(--teal); margin-bottom: 0.3rem; }
.arch-root__name { font-family: var(--font-display); font-size: 1.05rem; font-weight: 800; color: var(--txt-primary); letter-spacing: 0.04em; margin-bottom: 0.2rem; }
.arch-root__meta { font-family: var(--font-mono); font-size: 0.63rem; color: var(--txt-muted); letter-spacing: 0.06em; }
.arch-root__badges { display: flex; flex-direction: column; gap: 0.4rem; margin-left: auto; flex-shrink: 0; }
.arch-connector { position: relative; z-index: 1; width: 100%; height: 3rem; display: flex; justify-content: center; }
.arch-connector::before { content: ''; position: absolute; top: 0; left: 50%; width: 1px; height: 60%; background: var(--border-dk); }
.arch-connector::after { content: ''; position: absolute; bottom: 0; left: 15%; right: 15%; height: 1px; background: var(--border-dk); }
.arch-children-wrap { position: relative; z-index: 1; width: 100%; }
.arch-children-label { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; }
.arch-children-label span { font-family: var(--font-display); font-size: 0.58rem; font-weight: 700; letter-spacing: 0.18em; color: var(--txt-muted); white-space: nowrap; }
.arch-children-label::before, .arch-children-label::after { content: ''; flex: 1; height: 1px; background: var(--border-dk); }
.arch-beta-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.arch-beta-card { background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; position: relative; transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s; }
.arch-beta-card::before { content: ''; position: absolute; top: -1.5rem; left: 50%; width: 1px; height: 1.5rem; background: var(--border-dk); }
.arch-beta-card:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.4); }
.arch-beta-card--teal   { border-top: 2px solid var(--teal);   border-color: rgba(0,168,158,0.2); }
.arch-beta-card--gold   { border-top: 2px solid var(--gold);   border-color: rgba(200,155,60,0.2); }
.arch-beta-card--purple { border-top: 2px solid var(--purple); border-color: rgba(139,92,246,0.2); }
.arch-beta-card--future { border-top: 2px dashed var(--border-dk); opacity: 0.5; }
.arch-beta-card--teal:hover   { border-color: rgba(0,168,158,0.5); }
.arch-beta-card--gold:hover   { border-color: rgba(200,155,60,0.5); }
.arch-beta-card--purple:hover { border-color: rgba(139,92,246,0.5); }
.arch-beta-card__body { padding: 1.1rem 1rem; }
.arch-beta-card__flag { font-size: 1.4rem; margin-bottom: 0.4rem; line-height: 1; }
.arch-beta-card__name { font-family: var(--font-display); font-size: 0.84rem; font-weight: 800; letter-spacing: 0.04em; margin-bottom: 0.15rem; }
.arch-beta-card--teal   .arch-beta-card__name { color: var(--teal); }
.arch-beta-card--gold   .arch-beta-card__name { color: var(--gold); }
.arch-beta-card--purple .arch-beta-card__name { color: var(--purple); }
.arch-beta-card--future .arch-beta-card__name { color: var(--txt-muted); }
.arch-beta-card__reg { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; color: var(--txt-muted); margin-bottom: 0.85rem; }
.arch-beta-card__items { display: flex; flex-direction: column; gap: 0.28rem; }
.arch-beta-card__item { font-size: 0.7rem; color: var(--txt-secondary); line-height: 1.35; padding-left: 0.75rem; position: relative; }
.arch-beta-card__item::before { content: '→'; position: absolute; left: 0; font-size: 0.58rem; color: var(--txt-muted); }

.arch-prop-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; border: 1px solid var(--border-dk); border-radius: var(--radius); overflow: hidden; }
.arch-prop-table thead tr { background: rgba(255,255,255,0.03); }
.arch-prop-table th { font-family: var(--font-display); font-size: 0.66rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 0.9rem 1.25rem; text-align: left; border-bottom: 1px solid var(--border-dk); }
.arch-prop-table th:nth-child(1) { color: var(--txt-muted); }
.arch-prop-table th:nth-child(2) { color: var(--teal); }
.arch-prop-table th:nth-child(3) { color: var(--gold); }
.arch-prop-table tbody tr { border-bottom: 1px solid var(--border-dk); background: var(--bg-card-dk); transition: background 0.15s; }
.arch-prop-table tbody tr:nth-child(even) { background: rgba(255,255,255,0.02); }
.arch-prop-table tbody tr:last-child { border-bottom: none; }
.arch-prop-table tbody tr:hover { background: rgba(0,168,158,0.04); }
.arch-prop-table td { padding: 0.85rem 1.25rem; vertical-align: top; line-height: 1.5; color: var(--txt-secondary); }
.arch-prop-table td:first-child { font-family: var(--font-mono); font-size: 0.76rem; color: var(--txt-primary); font-weight: 500; width: 22%; white-space: nowrap; }
.arch-prop-table td:nth-child(2) { color: var(--teal); font-size: 0.84rem; }
.arch-prop-table td:nth-child(3) { font-size: 0.84rem; }

.arch-perm-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; align-items: start; }
.arch-perm-ladder { display: flex; flex-direction: column; gap: 0.5rem; }
.arch-perm-rung { display: flex; align-items: center; gap: 1rem; padding: 0.85rem 1.1rem; border-radius: var(--radius-xs); border: 1px solid; }
.arch-perm-rung--1 { border-color: rgba(0,168,158,0.35); background: rgba(0,168,158,0.04); margin-left: 0; }
.arch-perm-rung--2 { border-color: rgba(0,123,115,0.3);  background: rgba(0,123,115,0.04); margin-left: 1.25rem; }
.arch-perm-rung--3 { border-color: rgba(200,155,60,0.3); background: rgba(200,155,60,0.04); margin-left: 2.5rem; }
.arch-perm-rung--4 { border-color: var(--border-dk); background: rgba(255,255,255,0.02); margin-left: 3.75rem; }
.arch-perm-rung--5 { border-color: var(--border-dk); background: rgba(255,255,255,0.02); margin-left: 5rem; opacity: 0.6; }
.arch-perm-rung__code { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500; letter-spacing: 0.06em; flex-shrink: 0; min-width: 130px; }
.arch-perm-rung--1 .arch-perm-rung__code { color: var(--teal); }
.arch-perm-rung--2 .arch-perm-rung__code { color: var(--teal-dk); }
.arch-perm-rung--3 .arch-perm-rung__code { color: var(--gold); }
.arch-perm-rung--4 .arch-perm-rung__code { color: var(--txt-primary); }
.arch-perm-rung--5 .arch-perm-rung__code { color: var(--txt-secondary); }
.arch-perm-rung__desc { font-size: 0.82rem; color: var(--txt-secondary); line-height: 1.45; }

.arch-policy-flow { display: flex; flex-direction: column; gap: 0; }
.arch-policy-step { display: flex; gap: 1.25rem; padding: 1.25rem 0; border-left: 2px solid var(--border-dk); padding-left: 1.5rem; margin-left: 0.8rem; position: relative; }
.arch-policy-step:last-child { border-color: transparent; }
.arch-policy-dot { position: absolute; left: -0.62rem; top: 1.35rem; width: 1.15rem; height: 1.15rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.48rem; flex-shrink: 0; }
.arch-policy-dot--grey  { background: var(--bg-card-dk); border: 1.5px solid var(--txt-muted); }
.arch-policy-dot--teal  { background: var(--teal); color: #fff; }
.arch-policy-dot--gold  { background: var(--gold); color: #fff; }
.arch-policy-step__label { font-family: var(--font-display); font-size: 0.85rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.3rem; }
.arch-policy-step__desc { font-size: 0.84rem; color: var(--txt-secondary); line-height: 1.6; }
.arch-policy-step__code { display: inline-block; font-family: var(--font-mono); font-size: 0.7rem; color: var(--teal); background: var(--teal-ghost); padding: 0.1rem 0.45rem; border-radius: 4px; margin-top: 0.3rem; }

.arch-pipeline { display: flex; flex-direction: column; gap: 0; max-width: 760px; margin: 0 auto; }
.arch-pipe-step { display: flex; gap: 1.5rem; align-items: flex-start; padding: 1.5rem 0; border-left: 2px solid var(--border-dk); padding-left: 2rem; margin-left: 1rem; position: relative; }
.arch-pipe-step:last-child { border-color: transparent; }
.arch-pipe-num { position: absolute; left: -0.95rem; top: 1.6rem; width: 1.85rem; height: 1.85rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 0.7rem; font-weight: 800; flex-shrink: 0; }
.arch-pipe-num--teal  { background: var(--teal); color: #fff; }
.arch-pipe-num--gold  { background: var(--gold); color: #fff; }
.arch-pipe-num--slate { background: rgba(255,255,255,0.06); border: 1.5px solid var(--txt-muted); color: var(--txt-secondary); }
.arch-pipe-content { flex: 1; }
.arch-pipe-label { font-family: var(--font-display); font-size: 0.9rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.3rem; }
.arch-pipe-desc { font-size: 0.875rem; color: var(--txt-secondary); line-height: 1.65; margin-bottom: 0.5rem; }
.arch-pipe-code { font-family: var(--font-mono); font-size: 0.7rem; color: var(--teal); background: var(--teal-ghost); padding: 0.18rem 0.55rem; border-radius: 4px; display: inline-block; }
.arch-pipe-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.5rem; }
.arch-pipe-tag { font-size: 0.66rem; color: var(--txt-muted); background: rgba(255,255,255,0.04); border: 1px solid var(--border-dk); border-radius: 40px; padding: 0.15rem 0.6rem; font-family: var(--font-display); font-weight: 600; letter-spacing: 0.03em; }

.arch-auto-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.arch-auto-card { background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius-xs); padding: 1.4rem; position: relative; overflow: hidden; transition: border-color 0.2s, box-shadow 0.2s; }
.arch-auto-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.3); }
.arch-auto-card__bar { position: absolute; top: 0; left: 0; right: 0; height: 2px; }
.arch-auto-card--teal   .arch-auto-card__bar { background: var(--teal); }
.arch-auto-card--gold   .arch-auto-card__bar { background: var(--gold); }
.arch-auto-card--purple .arch-auto-card__bar { background: var(--purple); }
.arch-auto-card__trigger { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; margin-bottom: 0.5rem; margin-top: 0.15rem; }
.arch-auto-card--teal   .arch-auto-card__trigger { color: var(--teal); }
.arch-auto-card--gold   .arch-auto-card__trigger { color: var(--gold); }
.arch-auto-card--purple .arch-auto-card__trigger { color: var(--purple); }
.arch-auto-card__name { font-family: var(--font-display); font-size: 0.88rem; font-weight: 700; color: var(--txt-primary); margin-bottom: 0.4rem; }
.arch-auto-card__body { font-size: 0.82rem; color: var(--txt-secondary); line-height: 1.55; }

.arch-tx-anatomy { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.arch-tx-cluster { background: var(--bg-card-dk); border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; margin-bottom: 1rem; }
.arch-tx-cluster:last-child { margin-bottom: 0; }
.arch-tx-cluster__head { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 1.1rem; border-bottom: 1px solid var(--border-dk); }
.arch-tx-cluster__head--teal   { background: rgba(0,168,158,0.06); }
.arch-tx-cluster__head--gold   { background: rgba(200,155,60,0.06); }
.arch-tx-cluster__head--purple { background: rgba(139,92,246,0.06); }
.arch-tx-cluster__head--slate  { background: rgba(255,255,255,0.03); }
.arch-tx-cluster__title { font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; }
.arch-tx-cluster__head--teal   .arch-tx-cluster__title { color: var(--teal); }
.arch-tx-cluster__head--gold   .arch-tx-cluster__title { color: var(--gold); }
.arch-tx-cluster__head--purple .arch-tx-cluster__title { color: var(--purple); }
.arch-tx-cluster__head--slate  .arch-tx-cluster__title { color: var(--txt-secondary); }
.arch-tx-cluster__count { font-family: var(--font-display); font-size: 1rem; font-weight: 800; }
.arch-tx-cluster__head--teal   .arch-tx-cluster__count { color: var(--teal); }
.arch-tx-cluster__head--gold   .arch-tx-cluster__count { color: var(--gold); }
.arch-tx-cluster__head--purple .arch-tx-cluster__count { color: var(--purple); }
.arch-tx-cluster__head--slate  .arch-tx-cluster__count { color: var(--txt-secondary); }
.arch-tx-cluster__list { padding: 0.85rem 1.1rem; display: flex; flex-direction: column; gap: 0.3rem; }
.arch-tx-cluster__item { font-family: var(--font-mono); font-size: 0.7rem; color: var(--txt-secondary); border-bottom: 1px solid var(--border-dk); padding: 0.2rem 0; line-height: 1.4; }
.arch-tx-cluster__item:last-child { border-bottom: none; }

.arch-gate-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; border: 1px solid var(--border-dk); border-radius: var(--radius-xs); overflow: hidden; margin-bottom: 1.25rem; }
.arch-gate-table thead tr { background: rgba(255,255,255,0.03); }
.arch-gate-table th { font-family: var(--font-display); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.12em; color: var(--teal); text-transform: uppercase; padding: 0.65rem 1rem; text-align: left; border-bottom: 1px solid var(--border-dk); }
.arch-gate-table td { padding: 0.62rem 1rem; border-bottom: 1px solid var(--border-dk); color: var(--txt-secondary); vertical-align: top; }
.arch-gate-table tr:last-child td { border-bottom: none; }
.arch-gate-table tr:nth-child(even) td { background: rgba(255,255,255,0.02); }
.arch-gate-ok  { color: var(--teal) !important; font-weight: 500; }
.arch-gate-no  { color: var(--red) !important; }
.arch-gate-fn  { font-family: var(--font-mono); font-size: 0.7rem; color: var(--teal) !important; }

.arch-schema-wrap { display: flex; flex-direction: column; gap: 0.75rem; }
.arch-schema-row { display: flex; align-items: center; gap: 1rem; }
.arch-schema-label { font-family: var(--font-mono); font-size: 0.7rem; color: var(--txt-muted); width: 100px; flex-shrink: 0; text-align: right; }
.arch-schema-bar-wrap { flex: 1; background: var(--border-dk); height: 32px; border-radius: 6px; overflow: hidden; position: relative; }
.arch-schema-bar { height: 100%; border-radius: 6px; display: flex; align-items: center; padding: 0 0.85rem; font-family: var(--font-display); font-size: 0.66rem; font-weight: 700; letter-spacing: 0.08em; color: #fff; white-space: nowrap; }
.arch-schema-bar--public  { background: var(--teal);    width: 45%; }
.arch-schema-bar--zim     { background: var(--gold);    width: 35%; }
.arch-schema-bar--sa      { background: var(--gold-dk); width: 30%; }
.arch-schema-bar--capital { background: var(--purple);  width: 28%; }
.arch-schema-size { font-family: var(--font-mono); font-size: 0.66rem; color: var(--txt-muted); width: 60px; text-align: right; flex-shrink: 0; }

/* ═══════════════════════════════════════════════════════ FOOTER */
.sh-footer { background: var(--bg-dark); padding: 5rem 2rem 0; border-top: 1px solid var(--border-dk); }
.sh-footer__grid { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 4rem; }
.sh-footer__wordmark { font-family: var(--font-display); font-size: 1.4rem; font-weight: 800; color: var(--txt-primary); letter-spacing: 0.08em; margin-bottom: 0.75rem; }
.sh-footer__tagline { font-size: 0.85rem; color: var(--txt-muted); line-height: 1.6; margin-bottom: 1.5rem; }
.sh-footer__socials { display: flex; gap: 0.75rem; }
.sh-footer__social { width: 36px; height: 36px; border-radius: var(--radius-xs); border: 1px solid var(--border-dk); display: flex; align-items: center; justify-content: center; color: var(--txt-muted); font-size: 0.88rem; transition: all 0.2s; }
.sh-footer__social:hover { border-color: var(--teal); color: var(--teal); background: var(--teal-ghost); }
.sh-footer__col-title { font-family: var(--font-display); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; color: var(--txt-primary); margin-bottom: 1.25rem; text-transform: uppercase; }
.sh-footer__link { display: block; font-size: 0.85rem; color: var(--txt-muted); margin-bottom: 0.6rem; transition: color 0.2s; }
.sh-footer__link:hover { color: var(--teal); }
.sh-footer__bottom { max-width: 1240px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 1.5rem 0; border-top: 1px solid var(--border-dk); font-size: 0.76rem; color: var(--txt-muted); flex-wrap: wrap; gap: 0.5rem; }
.sh-footer__bottom-right { font-family: var(--font-mono); letter-spacing: 0.08em; color: var(--teal); }

/* ═══════════════════════════════════════════════════════ BACK TO TOP */
.sh-back-top { position: fixed; bottom: 2rem; right: 2rem; width: 44px; height: 44px; border-radius: 50%; background: var(--teal); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 0.88rem; box-shadow: 0 4px 20px var(--teal-glow); opacity: 0; transform: translateY(10px); transition: opacity 0.3s, transform 0.3s; z-index: 999; }
.sh-back-top.is-visible { opacity: 1; transform: translateY(0); }
.sh-back-top:hover { background: var(--teal-lt); transform: translateY(-3px); }

/* ═══════════════════════════════════════════════════════ RESPONSIVE */
@media (max-width: 1100px) {
  .sh-problem-grid   { grid-template-columns: 1fr 1fr; }
  .sh-platform-grid  { grid-template-columns: 1fr 1fr; }
  .sh-solutions-grid { grid-template-columns: 1fr 1fr; }
  .sh-tech__layout   { grid-template-columns: 1fr; }
  .sh-arch__children { grid-template-columns: repeat(2, 1fr); }
  .sh-footer__grid   { grid-template-columns: 1fr 1fr; }
  .sh-qsec-layout    { grid-template-columns: 1fr; }
  .sh-qsec-stats     { grid-template-columns: 1fr 1fr; }
  .arch-beta-grid    { grid-template-columns: 1fr 1fr; }
  .arch-perm-wrap    { grid-template-columns: 1fr; }
  .arch-auto-grid    { grid-template-columns: 1fr 1fr; }
  .arch-tx-anatomy   { grid-template-columns: 1fr; }
  .sh-excl-heat      { grid-template-columns: 1fr 1fr 1fr; }
  .sh-excl-layout    { grid-template-columns: 1fr; gap: 2.5rem; }
  .sh-excl-mkt       { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .sh-nav__menu, .sh-nav__actions {
    display: none; position: fixed; top: 66px; left: 0; right: 0;
    background: rgba(8,15,30,0.98); backdrop-filter: blur(16px);
    padding: 1.5rem 2rem; border-bottom: 1px solid var(--border-dk);
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  }
  .sh-nav__menu { flex-direction: column; gap: 0; }
  .sh-nav__menu.is-open, .sh-nav__actions.is-open { display: flex; }
  .sh-nav__actions { top: auto; position: static; display: flex; }
  .sh-nav__toggle { display: flex; }
  .sh-hero { padding: 8rem 1.5rem 4rem; }
  .sh-hero__stats { flex-direction: column; }
  .sh-hero__stat-divider { width: 100%; height: 1px; }
  .sh-hero__scroll-hint { display: none; }
  .sh-section, .sh-section--navy, .sh-section--light, .sh-section--white, .sh-section--mid, .sh-section--dark-alt { padding: 4rem 0; }
  .sh-problem-grid   { grid-template-columns: 1fr; }
  .sh-platform-grid  { grid-template-columns: 1fr; }
  .sh-solutions-grid { grid-template-columns: 1fr; }
  .sh-contrast-grid  { grid-template-columns: 1fr; }
  .sh-ai__layout     { grid-template-columns: 1fr; }
  .sh-ins__layout    { grid-template-columns: 1fr; }
  .sh-perm-grid      { grid-template-columns: 1fr; }
  .sh-arch__children { grid-template-columns: 1fr 1fr; }
  .sh-footer__grid   { grid-template-columns: 1fr; gap: 2rem; }
  .sh-lifecycle      { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; align-items: start; }
  .sh-lifecycle__arrow { display: none; }
  .sh-cta { padding: 4rem 1.5rem; }
  .sh-cta__actions { flex-direction: column; align-items: center; }
  .sh-footer { padding: 3rem 1.5rem 0; }
  .arch-toc { display: none; }
  .arch-beta-grid { grid-template-columns: 1fr 1fr; }
  .arch-root__node { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .arch-root__badges { flex-direction: row; margin-left: 0; }
  .arch-auto-grid { grid-template-columns: 1fr; }
  .arch-section-head { flex-direction: column; gap: 0.5rem; }
  .arch-section-head__num { font-size: 2.5rem; }
  .sh-excl-heat { grid-template-columns: 1fr 1fr; }
  .sh-excl-heat__region:nth-child(5) { grid-column: span 2; border-right: none; }
  .sh-excl-compare { grid-template-columns: 1fr; }
  .sh-excl-compare__divider { display: none; }
  .sh-excl-compare__col--before { border-bottom: 1px solid var(--border-dk); }
  .sh-qsec-intro { grid-template-columns: 1fr; }
  .sh-qsec-stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .sh-hero__headline { font-size: 2.4rem; }
  .sh-hero__ctas { flex-direction: column; }
  .sh-arch__children { grid-template-columns: 1fr; }
  .sh-lifecycle { grid-template-columns: 1fr 1fr; }
  .arch-beta-grid { grid-template-columns: 1fr; }
  .sh-excl-heat { grid-template-columns: 1fr; }
  .sh-excl-heat__region:nth-child(5) { grid-column: span 1; border-bottom: none; }
  .sh-excl-mkt { grid-template-columns: 1fr; }
  .sh-excl-mkt__stat { border-right: none; border-bottom: 1px solid var(--border-dk); }
  .sh-excl-mkt__stat:last-child { border-bottom: none; }
  .sh-qsec-stats { grid-template-columns: 1fr; }
  .arch-schema-label, .arch-schema-size { display: none; }
}

/* ═══════════════════════════════════════════════════════ LIVE VIDEO HERO */
.sh-hero::before { display: none; } /* remove static image */

.sh-hero__video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: var(--bg-dark);
}

.sh-hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  animation: heroFade 40s infinite linear;
  transform: scale(1);
}

/* Stagger each slide */
.sh-hero__slide:nth-child(1) { animation-delay: 0s; }
.sh-hero__slide:nth-child(2) { animation-delay: 8s; }
.sh-hero__slide:nth-child(3) { animation-delay: 16s; }
.sh-hero__slide:nth-child(4) { animation-delay: 24s; }
.sh-hero__slide:nth-child(5) { animation-delay: 32s; }

/* Ken Burns zoom */
.sh-hero__slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: inherit;
  background-size: cover;
  background-position: center;
  transform: scale(1);
  animation: heroZoom 8s infinite ease-out;
}

.sh-hero__slide:nth-child(1)::after { animation-delay: 0s; }
.sh-hero__slide:nth-child(2)::after { animation-delay: 8s; }
.sh-hero__slide:nth-child(3)::after { animation-delay: 16s; }
.sh-hero__slide:nth-child(4)::after { animation-delay: 24s; }
.sh-hero__slide:nth-child(5)::after { animation-delay: 32s; }

/* Cinematic dark overlay for text readability */
.sh-hero__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,15,30,0.55) 0%, rgba(8,15,30,0.75) 60%, rgba(8,15,30,0.95) 100%);
  z-index: 2;
  pointer-events: none;
}

/* Crossfade keyframes */
@keyframes heroFade {
  0%   { opacity: 0; }
  2%   { opacity: 1; }
  18%  { opacity: 1; }
  20%  { opacity: 0; }
  100% { opacity: 0; }
}

/* Slow zoom keyframes */
@keyframes heroZoom {
  0%   { transform: scale(1); }
  100% { transform: scale(1.12); }
}

/* LIVE badge */
.sh-badge--live {
  background: rgba(224, 82, 82, 0.12);
  color: #FF8080;
  border: 1px solid rgba(224, 82, 82, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.22rem 0.8rem;
  border-radius: 40px;
  animation: livePulse 2s ease-in-out infinite;
}

.sh-live-dot {
  width: 6px;
  height: 6px;
  background: #FF4444;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(255, 68, 68, 0.6);
  animation: liveDotPulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(224, 82, 82, 0.2); }
  50%      { box-shadow: 0 0 0 6px rgba(224, 82, 82, 0); }
}

@keyframes liveDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.6; transform: scale(0.85); }
}

/* Ensure hero content sits above video */
.sh-hero__inner,
.sh-hero__grid-bg,
.sh-hero__glow {
  position: relative;
  z-index: 3;
}

/* Responsive: faster cycle on mobile to feel snappier */
@media (max-width: 768px) {
  .sh-hero__slide {
    animation-duration: 25s;
  }
  .sh-hero__slide:nth-child(1) { animation-delay: 0s; }
  .sh-hero__slide:nth-child(2) { animation-delay: 5s; }
  .sh-hero__slide:nth-child(3) { animation-delay: 10s; }
  .sh-hero__slide:nth-child(4) { animation-delay: 15s; }
  .sh-hero__slide:nth-child(5) { animation-delay: 20s; }
  .sh-hero__slide::after {
    animation-duration: 5s;
  }
  .sh-hero__slide:nth-child(1)::after { animation-delay: 0s; }
  .sh-hero__slide:nth-child(2)::after { animation-delay: 5s; }
  .sh-hero__slide:nth-child(3)::after { animation-delay: 10s; }
  .sh-hero__slide:nth-child(4)::after { animation-delay: 15s; }
  .sh-hero__slide:nth-child(5)::after { animation-delay: 20s; }
  @keyframes heroFade {
    0%   { opacity: 0; }
    4%   { opacity: 1; }
    16%  { opacity: 1; }
    20%  { opacity: 0; }
    100% { opacity: 0; }
  }
}