@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300..700&family=IBM+Plex+Mono:wght@400;500&family=Work+Sans:wght@400;500;600&display=swap');

:root {
  --ink: #0E1E2F;
  --paper: #FFFFFF;
  --ink-04: rgba(14,30,47,0.04);
  --ink-08: rgba(14,30,47,0.08);
  --ink-14: rgba(14,30,47,0.14);
  --ink-30: rgba(14,30,47,0.30);
  --ink-55: rgba(14,30,47,0.55);
  --serif: 'Fraunces', serif;
  --sans: 'Work Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body { background: var(--paper); color: var(--ink); font-family: var(--sans); min-height: 100vh; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--sans); cursor: pointer; }
img { display: block; max-width: 100%; height: auto; }

/* ===== NAV ===== */
.site-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px; height: 62px; border-bottom: 1px solid var(--ink-14);
  background: var(--paper); position: sticky; top: 0; z-index: 100;
}
.nav-left { display: flex; align-items: center; gap: 14px; }
.logo-chip {
  width: 38px; height: 38px; border: 1.5px solid var(--ink-14); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  overflow: hidden; background: var(--paper);
}
.logo-chip img { width: 28px; height: 28px; object-fit: contain; }
.logo-chip svg { width: 16px; height: 16px; color: var(--ink-30); }
.logo-text { font-family: var(--serif); font-weight: 500; font-size: 16px; }
.logo-sub { font-family: var(--mono); font-size: 9.5px; color: var(--ink-30); letter-spacing: 0.08em; text-transform: uppercase; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  font-size: 13.5px; font-weight: 500; color: var(--ink-55); padding: 8px 14px;
  border-radius: 8px; transition: color 0.15s, background 0.15s;
}
.nav-link:hover { color: var(--ink); background: var(--ink-04); }
.nav-link.active { color: var(--ink); background: var(--ink-08); font-weight: 600; }
.nav-right { display: flex; align-items: center; gap: 12px; }
.nav-cta {
  background: var(--ink); color: var(--paper); font-weight: 600; font-size: 13px;
  border: none; border-radius: 8px; padding: 9px 18px; transition: opacity 0.15s;
}
.nav-cta:hover { opacity: 0.85; }
.menu-toggle {
  display: none; background: none; border: 1.5px solid var(--ink-14); border-radius: 8px;
  width: 38px; height: 38px; align-items: center; justify-content: center;
}
.menu-toggle svg { width: 18px; height: 18px; color: var(--ink-55); }

/* ===== BUTTONS ===== */
.btn-primary {
  background: var(--ink); color: var(--paper); font-weight: 600; font-size: 14px;
  border: none; border-radius: 8px; padding: 12px 24px; transition: opacity 0.15s;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary:hover { opacity: 0.85; }
.btn-primary svg { width: 15px; height: 15px; }
.btn-outline {
  border: 1.5px solid var(--ink-14); color: var(--ink-55); background: var(--paper);
  font-weight: 500; font-size: 14px; border-radius: 8px; padding: 11px 22px;
  transition: border-color 0.15s, color 0.15s; display: inline-flex; align-items: center; gap: 8px;
}
.btn-outline:hover { border-color: var(--ink-30); color: var(--ink); }
.btn-outline svg { width: 15px; height: 15px; }
.btn-group { display: flex; gap: 10px; flex-wrap: wrap; }

/* ===== HERO ===== */
.hero {
  max-width: 1100px; margin: 0 auto; padding: 72px 48px 64px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--ink-14); border-radius: 999px;
  padding: 6px 14px 6px 10px; font-family: var(--mono); font-size: 10.5px;
  letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-55); margin-bottom: 24px;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--ink-30); position: relative; flex-shrink: 0;
}
.pulse-dot::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  border: 1.5px solid var(--ink-14); animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  70% { transform: scale(1.8); opacity: 0; }
  100% { transform: scale(1.8); opacity: 0; }
}
.hero h1 {
  font-family: var(--serif); font-weight: 500; font-size: 44px; letter-spacing: -0.02em;
  line-height: 1.12; margin-bottom: 18px;
}
.hero-lead { font-size: 16px; color: var(--ink-55); line-height: 1.65; max-width: 440px; margin-bottom: 32px; }
.hero-visual {
  border: 1.5px solid var(--ink-14); border-radius: 14px; overflow: hidden;
  background: var(--ink-04);
}
.hero-visual img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

/* ===== STATS ===== */
.stats-band {
  border-top: 1px solid var(--ink-14); border-bottom: 1px solid var(--ink-14);
  background: var(--ink-04);
}
.stats-inner {
  max-width: 1100px; margin: 0 auto; padding: 36px 48px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.stat-item { text-align: center; }
.stat-val { font-family: var(--serif); font-weight: 500; font-size: 32px; letter-spacing: -0.02em; }
.stat-lbl { font-family: var(--mono); font-size: 10px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-30); margin-top: 6px; }

/* ===== SECTIONS ===== */
.section { max-width: 1100px; margin: 0 auto; padding: 72px 48px; }
.section-label {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-30); margin-bottom: 12px;
}
.section h2 {
  font-family: var(--serif); font-weight: 500; font-size: 32px; letter-spacing: -0.01em;
  margin-bottom: 12px; max-width: 560px;
}
.section-desc { font-size: 15px; color: var(--ink-55); line-height: 1.65; max-width: 520px; margin-bottom: 40px; }

/* ===== AUDIENCE CARDS ===== */
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.audience-card {
  border: 1.5px solid var(--ink-14); border-radius: 12px; overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.audience-card:hover { border-color: var(--ink-30); box-shadow: 0 8px 32px rgba(14,30,47,0.06); }
.audience-img { aspect-ratio: 16/10; overflow: hidden; border-bottom: 1px solid var(--ink-14); background: var(--ink-04); }
.audience-img img { width: 100%; height: 100%; object-fit: cover; }
.audience-body { padding: 22px 24px 26px; }
.audience-tag {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-30); margin-bottom: 8px;
}
.audience-body h3 { font-family: var(--serif); font-weight: 500; font-size: 20px; margin-bottom: 8px; }
.audience-body p { font-size: 13.5px; color: var(--ink-55); line-height: 1.55; margin-bottom: 18px; }
.audience-link {
  font-size: 13px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px;
  transition: gap 0.15s;
}
.audience-card:hover .audience-link { gap: 10px; }
.audience-link svg { width: 14px; height: 14px; }

/* ===== FEATURE GRID ===== */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.feature-card {
  border: 1.5px solid var(--ink-14); border-radius: 12px; padding: 24px 26px;
  display: flex; gap: 16px; align-items: flex-start;
}
.feature-icon {
  width: 40px; height: 40px; border-radius: 8px; background: var(--ink-04);
  border: 1.5px solid var(--ink-08); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.feature-icon svg { width: 17px; height: 17px; color: var(--ink-55); }
.feature-card h3 { font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.feature-card p { font-size: 13.5px; color: var(--ink-55); line-height: 1.55; }

/* ===== PAGE HERO (subpages) ===== */
.page-hero {
  max-width: 1100px; margin: 0 auto; padding: 64px 48px 48px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
}
.page-hero h1 {
  font-family: var(--serif); font-weight: 500; font-size: 40px; letter-spacing: -0.02em;
  line-height: 1.15; margin-bottom: 16px;
}
.page-hero-lead { font-size: 15px; color: var(--ink-55); line-height: 1.65; margin-bottom: 28px; }
.page-hero-img {
  border: 1.5px solid var(--ink-14); border-radius: 14px; overflow: hidden; background: var(--ink-04);
}
.page-hero-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

/* ===== TIMELINE ===== */
.timeline { margin-top: 8px; }
.tl-list { display: flex; flex-direction: column; }
.tl-item { display: flex; gap: 16px; }
.tl-spine { display: flex; flex-direction: column; align-items: center; flex-shrink: 0; }
.tl-dot {
  width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid var(--ink-14);
  background: var(--paper); flex-shrink: 0; margin-top: 3px;
}
.tl-dot.done { background: var(--ink); border-color: var(--ink); }
.tl-line { width: 1.5px; flex: 1; background: var(--ink-14); min-height: 36px; margin: 4px 0; }
.tl-line.done { background: var(--ink); }
.tl-item:last-child .tl-line { display: none; }
.tl-content { padding-bottom: 28px; }
.tl-step { font-size: 14px; font-weight: 500; margin-bottom: 3px; }
.tl-meta { font-family: var(--mono); font-size: 11px; color: var(--ink-30); }

/* ===== SPLIT SECTION ===== */
.split-section {
  max-width: 1100px; margin: 0 auto; padding: 0 48px 72px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}
.split-section.reverse { direction: rtl; }
.split-section.reverse > * { direction: ltr; }

/* ===== CARDS ===== */
.card {
  border: 1.5px solid var(--ink-14); border-radius: 12px; overflow: hidden;
}
.card-head {
  padding: 13px 20px; border-bottom: 1px solid var(--ink-14); background: var(--ink-04);
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-55);
}
.card-body { padding: 20px; }

/* ===== STAT CARDS ===== */
.stats-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.stat-card { border: 1.5px solid var(--ink-14); border-radius: 10px; padding: 18px 20px; }
.stat-card .stat-label {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-30); margin-bottom: 8px;
}
.stat-card .stat-value { font-family: var(--serif); font-weight: 500; font-size: 28px; letter-spacing: -0.02em; }
.stat-card .stat-sub { font-size: 12px; color: var(--ink-30); margin-top: 5px; }

/* ===== CTA BAND ===== */
.cta-band {
  background: var(--ink); color: var(--paper); padding: 56px 48px;
}
.cta-inner {
  max-width: 1100px; margin: 0 auto; display: flex; align-items: center;
  justify-content: space-between; gap: 32px;
}
.cta-inner h2 { font-family: var(--serif); font-weight: 500; font-size: 28px; margin-bottom: 8px; }
.cta-inner p { font-size: 14px; color: rgba(255,255,255,0.55); line-height: 1.55; max-width: 440px; }
.btn-paper {
  background: var(--paper); color: var(--ink); font-weight: 600; font-size: 14px;
  border: none; border-radius: 8px; padding: 12px 24px; transition: opacity 0.15s;
  display: inline-flex; align-items: center; gap: 8px; flex-shrink: 0;
}
.btn-paper:hover { opacity: 0.9; }

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--ink-14); padding: 40px 48px;
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 40px;
}
.footer-brand .logo-text { font-size: 15px; }
.footer-brand p { font-size: 13px; color: var(--ink-55); margin-top: 10px; line-height: 1.55; max-width: 280px; }
.footer-links { display: flex; gap: 48px; }
.footer-col h4 {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-30); margin-bottom: 14px;
}
.footer-col a {
  display: block; font-size: 13.5px; color: var(--ink-55); margin-bottom: 10px;
  transition: color 0.15s;
}
.footer-col a:hover { color: var(--ink); }
.footer-bottom {
  max-width: 1100px; margin: 32px auto 0; padding-top: 24px; border-top: 1px solid var(--ink-08);
  font-family: var(--mono); font-size: 10.5px; color: var(--ink-30); letter-spacing: 0.03em;
}

/* ===== WORKFLOW STEPS ===== */
.steps-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.step-card {
  border: 1.5px solid var(--ink-14); border-radius: 12px; padding: 22px 20px;
}
.step-num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; color: var(--ink-30);
  margin-bottom: 12px;
}
.step-card h3 { font-size: 14.5px; font-weight: 600; margin-bottom: 6px; }
.step-card p { font-size: 13px; color: var(--ink-55); line-height: 1.5; }

/* ===== HIGHLIGHT LIST ===== */
.highlight-list { display: flex; flex-direction: column; gap: 0; }
.highlight-item {
  display: flex; align-items: flex-start; gap: 13px; padding: 14px 0;
  border-bottom: 1px solid var(--ink-08);
}
.highlight-item:last-child { border-bottom: none; }
.highlight-item svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--ink-30); margin-top: 2px; }
.highlight-item span { font-size: 13.5px; color: var(--ink-55); line-height: 1.5; }
.highlight-item strong { color: var(--ink); font-weight: 500; }

/* ===== VISITOR PRE-REGISTER FORM ===== */
.visitor-reg-card {
  max-width: 480px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.visitor-reg-card .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: 4px;
}
.visitor-reg-message {
  font-size: 13px;
  color: var(--ink-55);
  line-height: 1.5;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero, .page-hero, .split-section { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .steps-row { grid-template-columns: repeat(2, 1fr); }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .footer-inner { flex-direction: column; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute; top: 62px; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--ink-14); padding: 12px 20px;
  }
  .menu-toggle { display: flex; }
  .site-nav { padding: 0 20px; position: relative; }
  .hero, .page-hero, .section, .split-section { padding-left: 20px; padding-right: 20px; }
  .stats-inner { padding: 28px 20px; }
  .cta-band { padding: 40px 20px; }
  .site-footer { padding: 32px 20px; }
}
@media (max-width: 600px) {
  .hero h1, .page-hero h1 { font-size: 30px; }
  .steps-row { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .footer-links { flex-direction: column; gap: 24px; }
}
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }