:root {
  --bg: #f4f1ea;
  --bg-deep: #e9dfcf;
  --text: #1b242c;
  --muted: #4f5e6b;
  --card: rgba(255, 253, 248, 0.82);
  --border: rgba(27, 36, 44, 0.12);
  --accent: #005f73;
  --accent-soft: #94d2bd;
  --shadow: 0 18px 45px rgba(31, 38, 43, 0.12);
  --radius-lg: 20px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 8% -10%, #ffffff 10%, transparent 60%),
    radial-gradient(900px 480px at 95% 0%, #c9e4de 12%, transparent 62%),
    linear-gradient(145deg, var(--bg), var(--bg-deep));
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.bg-shape {
  position: fixed;
  z-index: -1;
  filter: blur(2px);
  opacity: 0.5;
}

.bg-shape-a {
  width: 340px;
  height: 340px;
  background: linear-gradient(135deg, #ee9b00, #ca6702);
  border-radius: 41% 59% 64% 36% / 44% 43% 57% 56%;
  top: -110px;
  right: -90px;
  animation: floatSlow 16s ease-in-out infinite;
}

.bg-shape-b {
  width: 260px;
  height: 260px;
  background: linear-gradient(135deg, #0a9396, #94d2bd);
  border-radius: 63% 37% 34% 66% / 49% 58% 42% 51%;
  bottom: -110px;
  left: -95px;
  animation: floatSlow 18s ease-in-out infinite reverse;
}

.site-header,
.layout,
.site-footer {
  width: min(1100px, calc(100% - 2.4rem));
  margin: 0 auto;
}

.site-header {
  padding: 3.3rem 0 1.2rem;
}

.eyebrow {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

h1 {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.08;
  margin: 0.35rem 0 0.45rem;
}

.subtitle {
  max-width: 70ch;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.hero-links {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.hero-links a {
  text-decoration: none;
  color: var(--accent);
  border: 1px solid rgba(0, 95, 115, 0.24);
  background: rgba(255, 255, 255, 0.58);
  border-radius: 999px;
  padding: 0.45rem 0.86rem;
  font-size: 0.92rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.hero-links a:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0 1rem;
}

.tab {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.65);
  color: #163041;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  font-size: 0.92rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab:hover {
  transform: translateY(-1px);
  border-color: rgba(0, 95, 115, 0.45);
}

.tab.is-active {
  background: linear-gradient(135deg, #0a9396, #005f73);
  color: #f9fffd;
  border-color: transparent;
}

.panel {
  animation: panelIn 0.35s ease;
}

.grid {
  display: grid;
  gap: 1rem;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.05rem;
  backdrop-filter: blur(5px);
  margin-bottom: 1rem;
}

.card h2 {
  margin: 0 0 0.72rem;
  font-size: 1.12rem;
  font-family: "Source Serif 4", Georgia, serif;
}

.card p {
  margin: 0 0 0.6rem;
  line-height: 1.52;
  color: #293842;
}

ul,
ol {
  margin: 0;
  padding-left: 1.1rem;
}

li {
  margin-bottom: 0.5rem;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.7rem;
}

.links-grid a,
.link-list a,
.timeline a,
td a {
  color: #004f61;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

th,
td {
  text-align: left;
  border-bottom: 1px solid rgba(27, 36, 44, 0.12);
  padding: 0.65rem 0.45rem;
  font-size: 0.92rem;
}

th {
  color: #0f2a36;
  font-weight: 700;
}

.timeline {
  list-style: none;
  padding-left: 0;
}

.timeline li {
  border-left: 3px solid #7cc5b7;
  padding: 0.35rem 0 0.55rem 0.8rem;
  margin-bottom: 0.5rem;
}

.timeline-year {
  display: inline-block;
  font-weight: 700;
  font-size: 0.82rem;
  color: #0b6b68;
  margin-right: 0.42rem;
}

.muted {
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer {
  padding: 0.6rem 0 2rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.fade-in {
  animation: fadeUp 0.72s ease both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatSlow {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(10px) rotate(5deg);
  }
  100% {
    transform: translateY(0) rotate(0deg);
  }
}

@media (max-width: 880px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .site-header,
  .layout,
  .site-footer {
    width: min(1100px, calc(100% - 1.2rem));
  }

  .site-header {
    padding-top: 2.4rem;
  }

  .tab {
    font-size: 0.86rem;
    padding: 0.5rem 0.75rem;
  }

  .card {
    border-radius: var(--radius-md);
    padding: 0.9rem;
  }
}