/* ============================================
   TimeWitness Section-Specific — Ethereal System
   ============================================ */

/* ── HEADER ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: 1rem 0;
  background: transparent;
  transition: all var(--duration-normal) ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border-bottom: 1px solid rgba(10, 132, 196, 0.08);
  padding: 0.75rem 0;
  box-shadow: 0 2px 20px rgba(11, 36, 71, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--inverse-white);
  flex-shrink: 0;
  transition: color var(--duration-normal) ease;
}

.is-scrolled .header-brand { color: var(--display-ink); }

.header-logo { width: 36px; height: 36px; }

.header-brand-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: var(--fw-semibold);
  letter-spacing: -0.01em;
}

.header-brand-cn {
  font-family: var(--font-chinese-heading);
  font-size: 0.75rem;
  opacity: 0.7;
  margin-top: -2px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.header-nav a {
  font-size: var(--text-small);
  font-weight: var(--fw-medium);
  color: rgba(255, 255, 255, 0.85);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-pill);
  transition: all var(--duration-fast);
  text-decoration: none;
}

.is-scrolled .header-nav a { color: var(--body-gray); }
.header-nav a:hover { color: var(--inverse-white); background: rgba(255, 255, 255, 0.1); }
.is-scrolled .header-nav a:hover { color: var(--primary); background: var(--primary-ultra-soft); }

.header-nav a.is-active { color: var(--primary-glow); position: relative; }
.is-scrolled .header-nav a.is-active { color: var(--primary); }

.header-nav a.is-active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0.75rem;
  right: 0.75rem;
  height: 2px;
  background: var(--gradient-btn);
  border-radius: 1px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Language Switcher */
.lang-buttons {
  display: flex;
  gap: 0.25rem;
  align-items: center;
  margin-right: 1rem;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--inverse-white) !important;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  padding: 0.25rem 0.5rem;
  font-size: 0.9rem;
  transition: all var(--duration-fast) ease;
}

.lang-btn:hover {
  color: var(--inverse-white) !important;
  opacity: 1 !important;
}

.lang-sep {
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.9rem;
  transition: all var(--duration-normal) ease;
}

.is-scrolled .lang-btn {
  color: var(--display-ink) !important;
}

.is-scrolled .lang-sep {
  color: rgba(11, 36, 71, 0.3) !important;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--inverse-white);
  transition: color var(--duration-normal) ease;
}
.is-scrolled .mobile-menu-btn { color: var(--display-ink); }
.mobile-menu-btn svg { width: 24px; height: 24px; }

@media (max-width: 1024px) {
  .header-nav {
    display: none;
    position: fixed;
    inset: 0;
    top: 64px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(var(--blur-lg));
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    z-index: var(--z-mobile-menu);
  }
  .header-nav.is-open { display: flex; }
  .header-nav a, .is-scrolled .header-nav a {
    font-size: 1.125rem;
    padding: 0.875rem 1.5rem;
    color: var(--display-ink);
  }
  .mobile-menu-btn { display: block; }
  .header-right .btn { display: none; }
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: var(--section-py);
  background: var(--deep-blue) url('../assets/hero_bg.png') center center / cover no-repeat;
  position: relative;
  overflow: hidden;
}

/* Video Background */
.hero-video-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
  opacity: 0.9; /* Subtle blend with background color */
}

/* Dark overlay for contrast against video/background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 36, 71, 0.7) 0%, rgba(9, 27, 54, 0.4) 50%, rgba(11, 36, 71, 0.2) 100%);
  pointer-events: none;
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--sky-lightest), transparent);
  pointer-events: none;
  z-index: 1;
}

.hero-content { max-width: 600px; position: relative; z-index: 2; }

@media (max-width: 1024px) {
  .hero-content { max-width: 100%; margin: 0 auto; }
}

.hero-eyebrow {
  font-size: var(--text-eyebrow);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--primary-glow);
  margin-bottom: var(--gap-md);
}

.hero h1 {
  margin-bottom: var(--gap-md);
  font-weight: var(--fw-extra-bold);
  letter-spacing: var(--ls-hero);
  color: var(--inverse-white);
  line-height: 1.1;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.hero-sub {
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--lh-body);
  margin-bottom: var(--gap-sm);
  max-width: 540px;
}

.hero-supporting {
  font-size: var(--text-small);
  color: var(--primary-glow);
  font-style: italic;
  margin-bottom: var(--gap-lg);
}

.hero .btn-group { margin-bottom: var(--gap-md); }
.hero .badges-row { margin-bottom: var(--gap-sm); }

.hero .badge {
  background: rgba(11, 36, 71, 0.5);
  color: var(--inverse-white);
  border-color: rgba(126, 200, 227, 0.2);
  backdrop-filter: blur(8px);
}

.hero-micro {
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.6);
}

/* Hero visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
}

.hero-visual__capsule {
  position: relative;
  width: 340px;
  height: 440px;
}

/* Phone Mockup — White frosted glass card */
.phone-mockup {
  width: 280px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 20px 60px rgba(11, 36, 71, 0.12), 0 0 0 1px rgba(10, 132, 196, 0.06);
  overflow: hidden;
  position: relative;
}

.phone-mockup__notch {
  width: 120px;
  height: 28px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 0 0 18px 18px;
  margin: 0 auto;
}

.phone-mockup__screen { padding: 1.25rem; }

.phone-mockup__header {
  text-align: center;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(10, 132, 196, 0.1);
}

.phone-mockup__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: var(--fw-semibold);
  color: var(--deep-blue);
  margin-bottom: 0.25rem;
}

.phone-mockup__field {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(10, 132, 196, 0.06);
  font-size: var(--text-micro);
}

.phone-mockup__field-label { color: var(--body-gray); }
.phone-mockup__field-value { color: var(--primary); font-weight: var(--fw-medium); }

.phone-mockup__btn {
  display: block;
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.75rem;
  background: var(--gradient-btn);
  color: var(--inverse-white);
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: var(--text-small);
  font-weight: var(--fw-semibold);
  text-align: center;
  box-shadow: 0 4px 16px rgba(10, 132, 196, 0.3);
}

/* Timeline rings */
.hero-rings { position: absolute; inset: 0; pointer-events: none; }

.hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(126, 200, 227, 0.15);
}

.hero-ring--1 { width: 300px; height: 300px; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-ring--2 { width: 400px; height: 400px; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-ring--3 { width: 520px; height: 520px; top: 50%; left: 50%; transform: translate(-50%, -50%); }

.hero-ring__label {
  position: absolute;
  font-size: 0.6875rem;
  color: var(--primary-glow);
  opacity: 0.5;
  font-weight: var(--fw-medium);
}

@media (max-width: 1024px) {
  .hero-visual { order: -1; margin-bottom: var(--gap-lg); }
  .hero-visual__capsule { width: 260px; height: 360px; }
  .phone-mockup { width: 240px; }
  .hero-ring--3 { display: none; }
}

/* ── ORIGIN STORY ── */
.origin-visual {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--gap-lg);
  margin-top: var(--gap-xl);
}

.origin-side {
  padding: 2rem;
  border-radius: 20px;
  text-align: center;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
  position: relative;
}

.origin-side h4 { font-size: 1.1rem; font-weight: var(--fw-semibold); margin-bottom: var(--gap-sm); }
.origin-side p { font-size: var(--text-small); color: var(--body-gray); }

.origin-side--old {
  background: linear-gradient(145deg, rgba(255,255,255,0.92) 0%, rgba(240,247,252,0.85) 100%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 24px rgba(11, 36, 71, 0.06), inset 0 1px 0 rgba(255,255,255,0.8);
  color: var(--display-ink);
}

.origin-side--new {
  background: linear-gradient(145deg, rgba(10, 132, 196, 0.1) 0%, rgba(58, 174, 224, 0.05) 100%);
  border: 1px solid rgba(10, 132, 196, 0.2);
  box-shadow: 0 4px 24px rgba(10, 132, 196, 0.08);
  color: var(--display-ink);
}

.origin-side--new::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-glow));
  opacity: 0.5;
}

.origin-side:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(11, 36, 71, 0.1);
}

.origin-arrow { font-size: 2rem; color: var(--primary); }

@media (max-width: 768px) {
  .origin-visual { grid-template-columns: 1fr; }
  .origin-arrow { transform: rotate(90deg); text-align: center; }
}

/* ── TIMELINE (How It Works) ── */
.steps-timeline {
  display: flex;
  overflow-x: auto;
  gap: var(--gap-lg);
  position: relative;
  margin-top: var(--gap-xl);
  padding-bottom: var(--gap-xl);
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
}
.steps-timeline::-webkit-scrollbar { display: none; }

.step-item {
  text-align: left;
  position: relative;
  padding: 2rem;
  min-width: 320px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(255,255,255,0.92) 0%, rgba(240,247,252,0.85) 100%);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  scroll-snap-align: start;
  box-shadow: 0 4px 24px rgba(11, 36, 71, 0.06), inset 0 1px 0 rgba(255,255,255,0.8);
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

/* Decorative top accent */
.step-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-glow));
  opacity: 0.6;
}

.step-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(11, 36, 71, 0.1), 0 0 20px rgba(10, 132, 196, 0.06);
  border-color: rgba(10, 132, 196, 0.2);
}

.step-dot { display: none; }

.step-num {
  font-size: var(--text-micro);
  font-weight: var(--fw-bold);
  color: var(--primary);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.step-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: var(--fw-semibold);
  margin-bottom: 0.5rem;
  color: var(--display-ink);
}

.step-text {
  font-size: var(--text-small);
  color: var(--body-gray);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .steps-timeline { gap: var(--gap-md); }
  .step-item { min-width: 280px; padding: var(--gap-lg); }
}

/* ── FEATURES GRID (Slider) ── */
.features-grid {
  display: flex;
  overflow-x: auto;
  gap: var(--gap-lg);
  padding-bottom: var(--gap-xl);
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
}
.features-grid::-webkit-scrollbar { display: none; }

.features-grid > .card {
  min-width: 280px;
  max-width: 320px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
}

@media (max-width: 768px) {
  .features-grid > .card { min-width: 260px; }
}

/* ── USE CASES ── */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
}

@media (max-width: 1024px) { .usecases-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .usecases-grid { grid-template-columns: 1fr; } }

/* ── RELATIONSHIP MINI CARDS ── */
.mini-cards {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  margin-top: var(--gap-lg);
}

.mini-card {
  padding: 0.625rem 1.25rem;
  background: rgba(10, 132, 196, 0.08);
  border: 1px solid rgba(10, 132, 196, 0.15);
  border-radius: var(--radius-pill);
  font-size: var(--text-small);
  font-weight: var(--fw-medium);
  color: var(--primary-glow);
  backdrop-filter: blur(8px);
}

/* ── TRUST ARCHITECTURE ── */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-lg);
}

@media (max-width: 768px) { .trust-grid { grid-template-columns: 1fr; } }

/* ── PRICING ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
  align-items: start;
}

@media (max-width: 768px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
}

/* ── ROADMAP ── */
.roadmap-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
  position: relative;
}

.roadmap-timeline::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 16.67%;
  right: 16.67%;
  height: 2px;
  background: var(--gradient-btn);
  opacity: 0.3;
}

.roadmap-phase { position: relative; }

.roadmap-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--deep-blue);
  border: 3px solid var(--primary);
  margin: 28px auto var(--gap-lg);
  position: relative;
  z-index: 2;
}

.roadmap-phase:nth-child(2) .roadmap-dot { border-color: var(--primary-light); }
.roadmap-phase:nth-child(3) .roadmap-dot { border-color: var(--primary-glow); }

.roadmap-card {
  padding: var(--gap-lg);
  border-radius: var(--radius-24);
  background: var(--glass-bg-dark);
  border: 1px solid var(--glass-border-dark);
  backdrop-filter: var(--glass-blur);
}

.roadmap-card h3 {
  font-size: 1.125rem;
  font-weight: var(--fw-semibold);
  margin-bottom: var(--gap-md);
  color: var(--primary-glow);
}

.roadmap-card li {
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.6);
  padding: 0.375rem 0 0.375rem 1.25rem;
  position: relative;
}

.roadmap-card li::before { content: '→'; position: absolute; left: 0; color: var(--primary-glow); opacity: 0.6; }

@media (max-width: 768px) {
  .roadmap-timeline { grid-template-columns: 1fr; }
  .roadmap-timeline::before { top: 0; bottom: 0; left: 20px; right: auto; width: 2px; height: 100%; }
  .roadmap-phase { padding-left: 56px; }
  .roadmap-dot { position: absolute; left: 8px; top: 0; margin: 0; }
}

/* ── INVESTOR TABLE ── */
.investor-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--gap-lg) 0;
  font-size: var(--text-body);
}

.investor-table th, .investor-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--divider-tint);
}

.investor-table th {
  font-weight: var(--fw-medium);
  font-size: var(--text-micro);
  letter-spacing: var(--ls-eyebrow);
  color: var(--body-gray);
  background: rgba(10, 132, 196, 0.03);
}

.investor-table td { color: var(--display-ink); }
.investor-table tr:last-child td { font-weight: var(--fw-medium); color: var(--primary); }

/* ── FOOTER ── */
.site-footer {
  background: var(--deep-blue);
  color: var(--inverse-white);
  padding: var(--gap-xl) 0 var(--gap-lg);
  border-top: 1px solid rgba(10, 132, 196, 0.15);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-btn);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: var(--gap-xl);
  margin-bottom: var(--gap-xl);
}

.footer-brand-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: var(--fw-semibold);
  color: var(--inverse-white);
  margin-bottom: 0.25rem;
}

.footer-tagline {
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.5);
  font-style: italic;
  margin-top: 0.5rem;
}

.footer-col h4 {
  font-size: var(--text-micro);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--primary-glow);
  margin-bottom: var(--gap-md);
}

.footer-col a {
  display: block;
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.6);
  padding: 0.3rem 0;
  transition: color var(--duration-fast);
}

.footer-col a:hover { color: var(--inverse-white); }

.footer-bottom {
  padding-top: var(--gap-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: var(--text-small);
}

.footer-bottom p { margin-bottom: 0.5rem; color: rgba(255, 255, 255, 0.5); }

.footer-legal {
  font-size: var(--text-micro);
  opacity: 0.5;
  max-width: 700px;
  margin: 0.5rem auto 0;
  color: rgba(255, 255, 255, 0.4);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--gap-lg); }
  .footer-brand-col { grid-column: 1 / -1; }
}

@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* ── MOBILE STICKY CTA ── */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-mobile-cta);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(var(--blur-md));
  padding: 0.75rem var(--container-px);
  border-top: 1px solid rgba(10, 132, 196, 0.1);
  box-shadow: 0 -4px 20px rgba(11, 36, 71, 0.08);
}

.mobile-cta .btn { width: 100%; }

@media (max-width: 768px) {
  .mobile-cta { display: block; }
  .site-footer { padding-bottom: 5rem; }
}

/* ── FORM SUCCESS ── */
.form-success { display: none; text-align: center; padding: var(--gap-xl); }
.form-success.is-visible { display: block; }
.form-success h3 { color: var(--primary); margin-bottom: var(--gap-md); }
.form-success p { color: var(--body-gray); }

/* ── ORG FORM ── */
.org-form { max-width: 560px; }

#waitlist-form {
  padding: var(--gap-xl);
  border-radius: var(--radius-24);
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-dark);
  box-shadow: var(--glass-shadow-lg);
}

/* ── PARTICLES CANVAS ── */
#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

/* ── SECURITY POINTS ── */
.security-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-lg);
}

@media (max-width: 768px) { .security-grid { grid-template-columns: 1fr; } }

.security-point {
  display: flex;
  gap: var(--gap-md);
  align-items: flex-start;
}

.security-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-12);
  background: rgba(10, 132, 196, 0.1);
  color: var(--primary);
}

.section--dark .security-icon {
  background: rgba(126, 200, 227, 0.1);
  color: var(--primary-glow);
}

.security-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

/* ── FINAL CTA ── */
.final-cta {
  text-align: center;
  padding: var(--section-py) 0;
}

.final-cta h2 {
  font-size: var(--text-hero);
  font-weight: var(--fw-bold);
  margin-bottom: var(--gap-md);
  color: var(--deep-blue);
}

.final-cta p {
  font-size: clamp(1rem, 1.3vw, 1.25rem);
  color: var(--body-gray);
  max-width: 560px;
  margin: 0 auto var(--gap-lg);
}

/* ── DARK SECTION BACKGROUNDS ── */
/* Clocks & gears — "What is TimeWitness" and "Features" */
#what {
  background: url('../assets/dark_bg_clocks.png') center center / cover no-repeat;
}

#features {
  background: url('../assets/dark_bg_cosmos.png') center center / cover no-repeat;
}

/* Time portals — "Relationships" */
#relationships {
  background: url('../assets/dark_bg_time.png') center center / cover no-repeat;
}

/* Cosmos — "Security" */
#security {
  background: url('../assets/dark_bg_clocks.png') center bottom / cover no-repeat;
}

/* Clocks reversed — "FAQ" */
#faq {
  background: url('../assets/dark_bg_cosmos.png') center top / cover no-repeat;
}

/* Time portals — no longer dark */
#final-cta {
  background: var(--gradient-sky);
}

/* Footer dark background */
.site-footer {
  background: url('../assets/dark_bg_clocks.png') center center / cover no-repeat;
  background-color: var(--deep-blue);
}