:root {
  --ink: #1a1f2b;
  --ink-soft: #39455c;
  --signal: #2d6cdf;
  --ion: #19b7a6;
  --accent: #5b3df5;
  --paper: #f6f3ed;
  --paper-strong: #efe9df;
  --line: rgba(26, 31, 43, 0.12);
  --grid: rgba(26, 31, 43, 0.08);
  --shadow: 0 20px 60px rgba(26, 31, 43, 0.15);
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
}

body {
  min-height: 100vh;
  background-image:
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px);
  background-size: 120px 120px;
  background-attachment: fixed;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(246, 243, 237, 0.85);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  font-family: "IBM Plex Serif", "Georgia", serif;
  font-weight: 600;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--ion), var(--signal));
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.nav-links a {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.6);
}

.hero {
  padding: 90px 0 60px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
}

.hero h1 {
  font-family: "IBM Plex Serif", "Georgia", serif;
  font-size: clamp(2.6rem, 4vw, 4rem);
  line-height: 1.05;
  margin: 0 0 18px;
}

.hero p {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button {
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid var(--ink);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button.primary {
  background: var(--ink);
  color: var(--paper);
  border-color: transparent;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.hero-visual {
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.section {
  padding: 70px 0;
}

.section-title {
  font-size: 1.6rem;
  font-family: "IBM Plex Serif", "Georgia", serif;
  margin: 0 0 18px;
}

.section-subtitle {
  color: var(--ink-soft);
  max-width: 640px;
  margin-bottom: 32px;
}

.band {
  background: var(--paper-strong);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.metric {
  border-left: 3px solid var(--signal);
  padding-left: 12px;
}

.metric strong {
  display: block;
  font-size: 1.1rem;
  font-weight: 600;
}

.metric span {
  color: var(--ink-soft);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 10px 0 8px;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}

.tile {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  min-height: 260px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: flex;
  align-items: flex-end;
}

.tile img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tile-content {
  position: relative;
  z-index: 2;
  background: linear-gradient(0deg, rgba(26, 31, 43, 0.9), rgba(26, 31, 43, 0.2));
  color: #fff;
  padding: 22px;
  width: 100%;
}

.tile-content h3 {
  margin: 0 0 8px;
}

.tile-content p {
  margin: 0;
  font-size: 0.95rem;
}

.timeline {
  border-left: 2px solid var(--line);
  padding-left: 24px;
  display: grid;
  gap: 18px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--signal);
}

.footer {
  padding: 50px 0;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 12px;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.badge {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.7);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.comic-grid {
  display: grid;
  gap: 24px;
}

.comic-panel {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  align-items: center;
}

.comic-panel h3 {
  margin: 0 0 10px;
  font-family: "IBM Plex Serif", "Georgia", serif;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  align-items: center;
}

@media (max-width: 720px) {
  .nav-inner {
    flex-direction: column;
    gap: 12px;
  }
  .hero {
    padding-top: 60px;
  }
  .tile {
    min-height: 220px;
  }
}