/* ============================================
   CLEARSTAND — SHARED DESIGN SYSTEM
   All three pages import this
   ============================================ */

:root {
  /* Palette */
  --navy:      #0D1B2A;
  --navy-mid:  #162233;
  --navy-light:#1E3045;
  --white:     #F4F6F8;
  --white-pure:#FFFFFF;
  --blue:      #2E86C1;
  --blue-light:#3EA4E4;
  --blue-dim:  #1A4F73;
  --text-dark: #0D1B2A;
  --text-mid:  #3D5166;
  --text-light:#6B8299;
  --border:    #D8E2EC;
  --border-dark:#2A3F56;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Source Serif 4', Georgia, serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;
  --font-ui:      'Inter', system-ui, sans-serif;

  /* Spacing */
  --section-pad: 96px 0;
  --container:   1160px;
  --container-pad: 0 24px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 0.2s;
  --dur-mid:  0.4s;
  --dur-slow: 0.7s;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white-pure);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

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

/* ── NAVIGATION ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid var(--border-dark);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.nav-logo span { color: var(--blue-light); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin-left: auto;
}
.nav-links a {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: rgba(244,246,248,0.7);
  transition: color var(--dur-fast);
  letter-spacing: 0.01em;
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a.active { color: var(--blue-light); }
.nav-cta {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 9px 20px;
  background: var(--blue);
  color: var(--white);
  letter-spacing: 0.02em;
  transition: background var(--dur-fast);
}
.nav-cta:hover { background: var(--blue-light); }
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.nav-mobile-toggle span {
  width: 22px;
  height: 2px;
  background: var(--white);
  display: block;
  transition: all var(--dur-fast);
}

/* ── EYEBROW ── */
.eyebrow {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--blue);
  margin-bottom: 14px;
  display: block;
}
.eyebrow.light { color: var(--blue-light); }

/* ── HEADINGS ── */
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 14px 28px;
  letter-spacing: 0.02em;
  transition: all var(--dur-fast) var(--ease);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover { background: var(--blue-light); transform: translateY(-1px); }
.btn-primary:focus-visible { outline: 3px solid var(--blue-light); outline-offset: 3px; }

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(244,246,248,0.4);
}
.btn-outline:hover { border-color: var(--white); }
.btn-outline:focus-visible { outline: 3px solid var(--white); outline-offset: 3px; }

.btn-outline-dark {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}
.btn-outline-dark:hover { background: var(--navy); color: var(--white); }

.btn-link {
  background: none;
  border: none;
  color: rgba(244,246,248,0.7);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--dur-fast);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.btn-link:hover { color: var(--white); }
.btn-link.dark { color: var(--text-mid); }
.btn-link.dark:hover { color: var(--text-dark); }

/* ── SECTIONS ── */
.section { padding: var(--section-pad); }
.section-white { background: var(--white-pure); }
.section-light { background: var(--white); }
.section-navy  { background: var(--navy); color: var(--white); }
.section-navy-mid { background: var(--navy-mid); color: var(--white); }

/* Vertical rule motif */
.v-rule {
  width: 2px;
  height: 48px;
  background: var(--blue);
  margin-bottom: 20px;
}
.v-rule.small { height: 28px; }

/* ── TRUST BAR ── */
.trust-bar {
  background: var(--navy-mid);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
  padding: 18px 0;
}
.trust-bar-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
  overflow-x: auto;
  scrollbar-width: none;
}
.trust-bar-inner::-webkit-scrollbar { display: none; }
.trust-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(244,246,248,0.4);
  white-space: nowrap;
  flex-shrink: 0;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  flex-shrink: 0;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: rgba(244,246,248,0.75);
}
.trust-item::before {
  content: '✦';
  color: var(--blue);
  font-size: 0.65rem;
}

/* ── STAT CARDS ── */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-dark);
  border: 1px solid var(--border-dark);
}
.stat-card {
  background: var(--navy-light);
  padding: 32px 28px;
}
.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--blue-light);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: rgba(244,246,248,0.65);
  line-height: 1.4;
}

/* ── FEATURE GRID ── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-card {
  background: var(--white-pure);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: all var(--dur-mid) var(--ease);
}
.feature-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-mid) var(--ease);
}
.feature-card:hover::after { transform: scaleX(1); }
.feature-card:hover { background: var(--white); }
.feature-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  color: var(--blue);
}
.feature-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--navy);
}
.feature-body {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.6;
}

/* ── FEATURE HIGHLIGHTS ── */
.highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.highlights li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: rgba(244,246,248,0.85);
  line-height: 1.5;
}
.highlights li::before {
  content: '✦';
  color: var(--blue-light);
  font-size: 0.65rem;
  margin-top: 4px;
  flex-shrink: 0;
}
.highlights.dark li { color: var(--text-mid); }
.highlights.dark li::before { color: var(--blue); }

/* ── SPLIT PANEL ── */
.split-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.split-left {
  background: var(--navy);
  padding: 64px 56px;
  color: var(--white);
}
.split-right {
  background: var(--blue);
  padding: 64px 56px;
  color: var(--white);
}
.split-label {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(244,246,248,0.5);
  margin-bottom: 16px;
  display: block;
}
.split-h {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}
.split-body {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(244,246,248,0.8);
  margin-bottom: 28px;
}

/* ── STEPS ── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(100% / 6);
  right: calc(100% / 6);
  height: 1px;
  background: var(--border);
}
.step {
  padding: 0 32px;
  text-align: center;
  position: relative;
}
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  position: relative;
  z-index: 1;
}
.step-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--navy);
}
.step-body {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.6;
}

/* ── CTA SECTION ── */
.cta-section {
  background: var(--navy);
  padding: 96px 24px;
  text-align: center;
}
.cta-section h2 { color: var(--white); margin-bottom: 20px; }
.cta-body {
  font-family: var(--font-ui);
  font-size: 1.05rem;
  color: rgba(244,246,248,0.75);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.cta-sub {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: rgba(244,246,248,0.4);
  margin-top: 14px;
}

/* ── FEATURE ROW (subpages) ── */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}
.feature-row:last-child { border-bottom: none; }
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-visual { order: 1; }
.feature-text {}
.feature-visual {
  background: var(--navy);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.fv-icon {
  opacity: 0.08;
}

/* ── DOCUMENT ANIMATION ── */
.doc-stack {
  position: relative;
  width: 240px;
  height: 300px;
  margin: 0 auto;
}
.doc-card {
  position: absolute;
  width: 200px;
  background: var(--white-pure);
  border: 1px solid var(--border);
  padding: 20px;
  opacity: 0;
  transform: translateY(20px);
  animation: docIn var(--dur-slow) var(--ease) forwards;
}
.doc-card:nth-child(1) { top: 20px; left: 20px; animation-delay: 0.1s; }
.doc-card:nth-child(2) { top: 10px; left: 10px; animation-delay: 0.3s; }
.doc-card:nth-child(3) { top: 0;    left: 0;    animation-delay: 0.5s; }
.doc-line {
  height: 8px;
  background: var(--border);
  border-radius: 2px;
  margin-bottom: 8px;
}
.doc-line:nth-child(2) { width: 80%; }
.doc-line:nth-child(3) { width: 65%; }
.doc-line.accent { background: var(--blue); width: 40%; }
@keyframes docIn {
  to { opacity: 1; transform: translateY(0); }
}

/* ── STAGGER FADE IN ── */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── FOOTER ── */
.site-footer {
  background: var(--navy);
  border-top: 1px solid var(--border-dark);
  padding: 48px 0 32px;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-dark);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
}
.footer-logo span { color: var(--blue-light); }
.footer-tagline {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: rgba(244,246,248,0.4);
  margin-top: 6px;
}
.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
  flex-wrap: wrap;
}
.footer-links a {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: rgba(244,246,248,0.6);
  transition: color var(--dur-fast);
}
.footer-links a:hover { color: var(--white); }
.footer-disclaimer {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: rgba(244,246,248,0.3);
  line-height: 1.65;
  max-width: 700px;
}

/* ── PAPER TEXTURE ── */
.texture {
  position: relative;
}
.texture::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='0.025'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}
.texture > * { position: relative; z-index: 1; }

/* ── SVG ICONS (inline) ── */
.icon { display: inline-block; vertical-align: middle; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-cards { grid-template-columns: repeat(3, 1fr); }
  .feature-row { gap: 48px; }
}

@media (max-width: 768px) {
  :root { --section-pad: 64px 0; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-mobile-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 64px 0 0;
    background: var(--navy);
    padding: 32px 24px;
    gap: 20px;
    z-index: 99;
  }
  .nav-links.open .nav-cta { display: flex; width: 100%; justify-content: center; }
  .stat-cards { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .split-panel { grid-template-columns: 1fr; }
  .split-left, .split-right { padding: 48px 24px; }
  .steps { grid-template-columns: 1fr; gap: 40px; }
  .steps::before { display: none; }
  .feature-row { grid-template-columns: 1fr; gap: 32px; }
  .feature-row.reverse .feature-text { order: 1; }
  .feature-row.reverse .feature-visual { order: 2; }
  .footer-top { flex-direction: column; gap: 24px; }
}

@media (max-width: 480px) {
  .feature-card { padding: 24px 20px; }
  .stat-card { padding: 24px 20px; }
}