:root {
  --bg: #0b0e14;
  --bg-glow-1: #4f46e5;
  --bg-glow-2: #0ea5e9;
  --surface: #131722;
  --surface-2: #1a1f2e;
  --border: #262c3d;
  --text: #e7e9ee;
  --text-muted: #9aa1b3;
  --accent: #6366f1;
  --accent-2: #22d3ee;
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

[data-theme="light"] {
  --bg: #f3f4f8;
  --bg-glow-1: #a5b4fc;
  --bg-glow-2: #7dd3fc;
  --surface: #ffffff;
  --surface-2: #f8f9fc;
  --border: #e3e5ee;
  --text: #1a1d29;
  --text-muted: #666d80;
  --shadow: 0 10px 30px rgba(20, 20, 50, 0.08);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
}

.bg-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(50rem 30rem at 10% -10%, color-mix(in srgb, var(--bg-glow-1) 25%, transparent), transparent),
    radial-gradient(40rem 25rem at 110% 10%, color-mix(in srgb, var(--bg-glow-2) 20%, transparent), transparent);
  pointer-events: none;
}

a { color: inherit; }

/* ---------- Topbar ---------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem clamp(1rem, 4vw, 3rem) 0.75rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.brand-icon { font-size: 1.6rem; }

.search-wrap { flex: 1 1 260px; max-width: 480px; }

#search {
  width: 100%;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

#search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-left: auto;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  font-size: 1.1rem;
  text-decoration: none;
  transition: transform 0.15s, background 0.15s;
}

.icon-btn:hover { transform: translateY(-1px); background: var(--surface-2); }

.admin-badge {
  font-size: 0.8rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
}

/* ---------- Categories ---------- */

.categories {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 0.5rem clamp(1rem, 4vw, 3rem) 1rem;
}

.category-pill {
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}

.category-pill:hover { color: var(--text); }

.category-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

/* ---------- Grid ---------- */

.grid {
  padding: 0.5rem clamp(1rem, 4vw, 3rem) 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.category-heading {
  grid-column: 1 / -1;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 1.25rem 0 0.25rem;
}

.category-heading:first-child { margin-top: 0; }

.card {
  position: relative;
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--card-color, var(--accent));
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: color-mix(in srgb, var(--card-color, var(--accent)) 50%, var(--border));
}

.card-icon {
  flex: none;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: color-mix(in srgb, var(--card-color, var(--accent)) 18%, var(--surface-2));
}

.card-body { flex: 1; min-width: 0; }

.card-name {
  font-weight: 600;
  font-size: 1.02rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--text-muted);
  flex: none;
  opacity: 0.5;
}

.status-dot.online { background: var(--success); opacity: 1; box-shadow: 0 0 6px color-mix(in srgb, var(--success) 60%, transparent); }
.status-dot.offline { background: var(--danger); opacity: 1; }

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 2rem;
}

.footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 1.5rem;
  opacity: 0.7;
}

/* ---------- Admin ---------- */

.admin-main {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.5rem clamp(1rem, 4vw, 2rem) 4rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.panel h1 { font-size: 1.1rem; margin: 0 0 0.75rem; }

.panel-header { display: flex; align-items: center; justify-content: space-between; }

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

.login-panel { max-width: 420px; margin: 3rem auto; text-align: left; }
.login-panel h1 { font-size: 1.4rem; }

label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

input[type="text"],
input[type="password"],
input:not([type]) {
  width: 100%;
}

input {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.92rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}

input[type="color"] { padding: 0.25rem; height: 2.6rem; cursor: pointer; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.9rem;
  margin-bottom: 1rem;
}

.field-wide { grid-column: 1 / -1; }

.checkbox-field { display: flex; align-items: center; }

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-size: 0.88rem;
  color: var(--text);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--accent);
  cursor: pointer;
}

.badge-private {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 18%, var(--surface-2));
  color: var(--text-muted);
  flex: none;
}

.form-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.25rem;
}

.btn {
  padding: 0.65rem 1.3rem;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s, filter 0.12s;
}

.btn:hover { filter: brightness(1.08); }
.btn:active { transform: scale(0.98); }

.btn-primary { background: var(--accent); color: white; }

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-danger { background: var(--danger); color: white; }

.error-text { color: var(--danger); font-size: 0.85rem; margin: 0.4rem 0; }
.success-text { color: var(--success); font-size: 0.85rem; margin: 0.4rem 0; }

.admin-list { display: flex; flex-direction: column; gap: 0.6rem; }

.admin-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
}

.admin-row .row-icon {
  width: 2.2rem; height: 2.2rem;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--row-color, var(--accent)) 20%, var(--surface));
  flex: none;
  font-size: 1.1rem;
}

.admin-row .row-info { flex: 1; min-width: 0; }
.admin-row .row-name { font-weight: 600; font-size: 0.95rem; display: flex; align-items: center; gap: 0.5rem; }
.admin-row .row-meta { font-size: 0.78rem; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.admin-row .row-actions { display: flex; gap: 0.4rem; flex: none; }

.row-actions button {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  font-size: 0.85rem;
}

.row-actions button:hover { background: var(--surface-2); }
.row-actions .delete-btn:hover { border-color: var(--danger); color: var(--danger); }

.logout-btn { align-self: center; }

@media (max-width: 560px) {
  .admin-row { flex-wrap: wrap; }
  .row-actions { width: 100%; justify-content: flex-end; }
}