/* === CSS Variables === */
:root {
  --color-primary: #FF6B35;
  --color-primary-light: #FF8C5A;
  --color-primary-dark: #E55A28;
  --color-primary-bg: #FFF5F0;
  --color-text: #1a1a2e;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;
  --color-border: #e5e7eb;
  --color-bg: #ffffff;
  --color-bg-secondary: #f9fafb;
  --color-bg-hover: #f3f4f6;
  --radius: 8px;
  --max-width: 1200px;
  --header-height: 64px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --transition: 0.2s ease;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--color-text); background: var(--color-bg); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-dark); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea { font: inherit; }

/* === Utilities === */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* === Buttons === */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 24px; border-radius: var(--radius); font-weight: 500; font-size: 0.9375rem; transition: all var(--transition); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-outline { border: 1px solid var(--color-border); color: var(--color-text); background: var(--color-bg); }
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* === Cards === */
.card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; transition: all var(--transition); }
.card:hover { box-shadow: var(--shadow-md); border-color: transparent; }
.card-title { font-size: 1.125rem; font-weight: 600; margin-bottom: 8px; }
.card-title a { color: var(--color-text); }
.card-title a:hover { color: var(--color-primary); }

/* === Tags === */
.tag { display: inline-block; padding: 2px 10px; background: var(--color-primary-bg); color: var(--color-primary); border-radius: 4px; font-size: 0.8125rem; font-weight: 500; }
.tag:hover { background: var(--color-primary); color: #fff; }

/* === Pagination === */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 40px; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; padding: 0 12px; border: 1px solid var(--color-border); border-radius: var(--radius); font-size: 0.875rem; color: var(--color-text); transition: all var(--transition); }
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* === Breadcrumb === */
.breadcrumb { display: flex; align-items: center; gap: 8px; padding: 16px 0; font-size: 0.875rem; color: var(--color-text-muted); }
.breadcrumb a { color: var(--color-text-secondary); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .separator { color: var(--color-text-muted); }

/* === Empty State === */
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-muted); }
.empty-state svg { width: 64px; height: 64px; margin: 0 auto 16px; opacity: 0.4; }

/* === Responsive === */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .card { padding: 16px; }
}