/* ==========================================================================
   Chungus - dark glassmorphism design system
   Categorical / status hues below are the validated dark-mode steps from the
   data-viz skill's reference palette (contrast-checked against a #1a1a19-class
   dark surface); this page's surfaces are a navy-tinted variant of that.
   ========================================================================== */

:root {
  /* Page + card surfaces */
  --page-bg-1: #09070f;
  --page-bg-2: #1c1529;
  --glass-bg: rgba(255, 255, 255, 0.045);
  --glass-bg-strong: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.10);
  --glass-shadow: rgba(0, 0, 0, 0.45);

  /* Ink */
  --ink-primary: #ffffff;
  --ink-secondary: #c3c2b7;
  --ink-muted: #898781;
  --gridline: #2c2c2a;

  /* Brand accent (used sparingly: primary buttons, links, focus rings) */
  --accent: #9085e9;
  --accent-strong: #7c6ce0;

  /* Categorical (dark-mode steps, fixed order -- never reassign per-instance) */
  --cat-1-blue: #3987e5;
  --cat-2-aqua: #199e70;
  --cat-3-yellow: #c98500;
  --cat-4-green: #008300;
  --cat-5-violet: #9085e9;
  --cat-6-red: #e66767;
  --cat-7-magenta: #d55181;
  --cat-8-orange: #d95926;

  /* Status (fixed, never reused for identity/category) */
  --status-good: #0ca30c;
  --status-warning: #fab219;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --font-sans: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-primary);
  background:
    radial-gradient(circle at 15% 10%, rgba(124, 108, 224, 0.20), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(56, 189, 248, 0.14), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(124, 108, 224, 0.12), transparent 50%),
    linear-gradient(180deg, var(--page-bg-2), var(--page-bg-1));
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.5;
}

a {
  color: var(--accent-strong);
  text-decoration: none;
}

h1, h2, h3, h4 {
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 1em;
  color: var(--ink-secondary);
}

/* Glass surface -- the one visual idea everything else builds on */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--glass-shadow);
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

/* ---------- Navbar ---------- */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  margin-bottom: 32px;
}

.navbar-brand {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-secondary);
  font-size: 0.9rem;
}

.avatar-sm {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
}

/* ---------- Hero / landing ---------- */
.hero {
  text-align: center;
  padding: 48px 16px 40px;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.hero-sub {
  max-width: 560px;
  margin: 0 auto 24px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
  margin-top: 12px;
}

.feature-grid .card {
  padding: 22px;
}

/* ---------- Cards / badges ---------- */
.card {
  padding: 20px;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  color: var(--ink-secondary);
}

.badge-soon {
  color: var(--cat-5-violet);
  border-color: rgba(144, 133, 233, 0.35);
}

.badge-status-active { color: var(--status-good); border-color: rgba(12, 163, 12, 0.35); }
.badge-status-expired,
.badge-status-permanent { color: var(--ink-muted); }
.badge-status-critical { color: var(--status-critical); border-color: rgba(208, 59, 59, 0.35); }
.badge-status-warning { color: var(--status-warning); border-color: rgba(250, 178, 25, 0.35); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg-strong);
  color: var(--ink-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.15s ease;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-strong), #38bdf8);
  border-color: transparent;
  color: #0b0f19;
}

.btn-primary:hover {
  filter: brightness(1.08);
  background: linear-gradient(135deg, var(--accent-strong), #38bdf8);
}

.btn-ghost {
  background: transparent;
}

.btn-danger {
  border-color: rgba(208, 59, 59, 0.4);
  color: var(--status-critical);
  background: rgba(208, 59, 59, 0.08);
}

.btn-lg {
  padding: 13px 26px;
  font-size: 1rem;
}

.btn-sm {
  padding: 5px 11px;
  font-size: 0.8rem;
}

/* ---------- Flash messages ---------- */
.flash {
  max-width: 1200px;
  margin: 0 auto 16px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  border: 1px solid;
}

.flash-success {
  background: rgba(12, 163, 12, 0.10);
  border-color: rgba(12, 163, 12, 0.30);
  color: #7be07b;
}

.flash-error {
  background: rgba(208, 59, 59, 0.10);
  border-color: rgba(208, 59, 59, 0.30);
  color: #f0a3a3;
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-secondary);
}

input[type="text"],
input[type="search"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="datetime-local"],
input[type="date"],
input[type="url"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink-primary);
  font-family: inherit;
  font-size: 0.9rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(144, 133, 233, 0.20);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
  gap: 8px;
}

.checkbox-grid label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 0;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.03);
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  user-select: none;
  margin: 0;
}

.checkbox-grid input {
  display: none;
}

.checkbox-grid input:checked + label,
.checkbox-grid label.checked {
  background: rgba(144, 133, 233, 0.25);
  border-color: var(--accent);
  color: var(--ink-primary);
}

/* ---------- Tables ---------- */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

thead th {
  text-align: left;
  padding: 10px 14px;
  color: var(--ink-muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--gridline);
  white-space: nowrap;
}

tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: middle;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--ink-muted);
}

/* ---------- Panel layout ---------- */
.panel-shell {
  display: flex;
  min-height: 100vh;
}

.panel-sidebar {
  width: 230px;
  flex-shrink: 0;
  margin: 16px 0 16px 16px;
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 16px;
  align-self: flex-start;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
}

.panel-sidebar-brand {
  font-weight: 700;
  padding: 8px 12px 16px;
  font-size: 1rem;
}

.panel-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--ink-secondary);
  font-size: 0.88rem;
  font-weight: 500;
}

.panel-nav-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink-primary);
}

.panel-nav-item.active {
  background: rgba(144, 133, 233, 0.18);
  color: var(--ink-primary);
  border: 1px solid rgba(144, 133, 233, 0.35);
}

.panel-nav-badge {
  margin-left: auto;
  background: var(--status-critical);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 999px;
}

.panel-main {
  flex: 1;
  padding: 24px 24px 48px;
  min-width: 0;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.panel-header h1 {
  font-size: 1.4rem;
  margin: 0;
}

/* ---------- Stat tiles (dashboard KPI counts) ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-tile {
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-left: 3px solid var(--stat-accent, var(--accent));
}

.stat-tile-label {
  font-size: 0.8rem;
  color: var(--ink-muted);
  font-weight: 600;
}

.stat-tile-value {
  font-size: 2rem;
  font-weight: 600;
  font-variant-numeric: proportional-nums;
  line-height: 1;
}

/* ---------- Misc ---------- */
.section {
  margin-bottom: 28px;
}

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

.site-footer {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 24px 16px 40px;
  font-size: 0.82rem;
}

.site-footer a {
  color: var(--ink-muted);
}

.site-footer a:hover {
  color: inherit;
}

.paypal-buttons-disabled {
  opacity: 0.4;
  filter: grayscale(1);
  pointer-events: none;
}

.pagination {
  display: flex;
  gap: 6px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.offline-card {
  max-width: 420px;
  margin: 15vh auto 0;
  padding: 32px;
  text-align: center;
}

@media (max-width: 860px) {
  .panel-shell {
    flex-direction: column;
  }
  .panel-sidebar {
    width: auto;
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    max-height: none;
  }
}