/* ABS design system — colors, typography, buttons, shared UI primitives */

:root {
  --ink: #1c2a3a;
  --ink-muted: #4a5f73;
  --navy: #1a365d;
  --navy-light: #2c5282;
  --cream: #f8f6f1;
  --paper: #ffffff;
  --border: #d4cfc4;
  --border-light: #e8e4db;
  --accent: #2d6a4f;
  --accent-soft: #e8f2ec;
  --gold: #8b6914;
  --shadow: 0 1px 3px rgba(28, 42, 58, 0.06);
  --serif: "Cormorant Garamond", "Palatino Linotype", Georgia, serif;
  --sans: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.55;
  overflow-x: clip;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 0.5rem;
  letter-spacing: 0.01em;
}

a {
  color: var(--navy-light);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.btn {
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: var(--navy);
  color: #fff;
}

.btn-primary:hover {
  background: var(--navy-light);
  text-decoration: none;
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--navy);
  color: var(--navy);
}

.btn-outline:hover {
  background: var(--navy);
  color: #fff;
  text-decoration: none;
}

.btn-sm {
  font-size: 0.8rem;
  padding: 0.4rem 0.75rem;
}

.year-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 1rem 0;
}

.year-tab {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  border: 1px solid var(--border);
  background: var(--cream);
  color: var(--ink);
  cursor: pointer;
  font-family: var(--sans);
}

.year-tab.active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}

.loading {
  text-align: center;
  padding: 4rem;
  color: var(--ink-muted);
}

.error-box {
  background: #fef5f5;
  border: 1px solid #e8b4b4;
  padding: 1rem 1.25rem;
  color: #7f1d1d;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--ink-muted);
}

.error-inline {
  color: #c53030;
  font-size: 0.9rem;
}