:root {
  --bg-start: #0d1520;
  --bg-end: #131b2e;
  --panel: #111a2b;
  --border: #223151;
  --text: #e2e8f0;
  --text-muted: #8892a6;
  --accent-cyan: #22d3ee;
  --accent-violet: #7c3aed;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg-start), var(--bg-end));
  min-height: 100vh;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
}

.brand { color: var(--accent-cyan); font-weight: 700; font-size: 1.25rem; text-decoration: none; }
.site-header nav a { color: var(--text-muted); text-decoration: none; margin-left: 16px; }

.container { max-width: 1100px; margin: 0 auto; padding: 24px; }

.filter-bar { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }

.filter-bar input, .filter-bar select, .link-form input, .link-form select,
.link-form textarea, .admin-table input, .inline-form input, .inline-form select {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 6px;
}

.tag-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }

.tag-pill {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 5px 10px;
  border-radius: 14px;
  text-decoration: none;
}

.tag-pill.active { background: #0e2a3d; border-color: var(--accent-cyan); color: var(--accent-cyan); }

.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.link-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }

.link-screenshot {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
  background: linear-gradient(135deg, #1a2340, #0e1626);
}

.link-body { padding: 10px 12px; }
.link-title-row { display: flex; align-items: center; gap: 6px; }
.link-favicon { width: 16px; height: 16px; border-radius: 3px; }
.link-title { color: var(--text); font-weight: 600; text-decoration: none; font-size: 0.95rem; }
.link-description { color: var(--text-muted); font-size: 0.8rem; margin: 6px 0; }
.link-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag-chip { color: var(--accent-violet); font-size: 0.7rem; }

.stat-grid { display: flex; gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 16px 24px; text-align: center; }
.stat-value { display: block; font-size: 1.75rem; color: var(--accent-cyan); font-weight: 700; }
.stat-label { color: var(--text-muted); font-size: 0.8rem; }

.admin-nav a, .admin-nav button {
  color: var(--text-muted);
  margin-right: 16px;
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
}

.admin-table { width: 100%; border-collapse: collapse; margin-top: 16px; }
.admin-table th, .admin-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }

.error { color: #f87171; }

.login-form, .link-form { display: flex; flex-direction: column; gap: 12px; max-width: 480px; }

.empty-state { color: var(--text-muted); }