:root {
  color-scheme: dark;
  --bg: #0F141C;
  --surface: #1E2A3A;
  --surface-2: #172230;
  --border: rgba(255, 255, 255, 0.08);
  --text: #E6EDF3;
  --text-muted: #8B949E;
  --accent: #1ABC9C;
  --accent-dark: #148f77;
  --accent-ink: #0F141C;
  --danger: #f87171;
  --success: #34d399;
  --radius: 12px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(900px 420px at 50% -10%, rgba(26, 188, 156, 0.12), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.55;
  min-height: 100vh;
}

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

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand .eyebrow {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.brand h1 {
  margin: 0;
  font-size: 1.75rem;
  letter-spacing: -0.03em;
}

.brand p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

.grid {
  display: grid;
  gap: 16px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

input, select, textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}

textarea { min-height: 140px; resize: vertical; }

input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(26, 188, 156, 0.35);
  border-color: var(--accent);
}

button, .btn {
  appearance: none;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-weight: 700;
  padding: 12px 18px;
  cursor: pointer;
}

button:hover, .btn:hover { background: var(--accent-dark); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.status {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 0.92rem;
}

.status.error {
  background: rgba(248, 113, 113, 0.12);
  color: #fecaca;
  border: 1px solid rgba(248, 113, 113, 0.25);
}

.status.success {
  background: rgba(52, 211, 153, 0.12);
  color: #bbf7d0;
  border: 1px solid rgba(52, 211, 153, 0.25);
}

.hidden { display: none !important; }

.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pill.open { background: rgba(96, 165, 250, 0.15); color: #93c5fd; }
.pill.responded { background: rgba(52, 211, 153, 0.15); color: #6ee7b7; }
.pill.closed { background: rgba(148, 163, 184, 0.15); color: #cbd5e1; }

.ticket-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.ticket-item {
  display: block;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: inherit;
  text-decoration: none;
}

.ticket-item:hover {
  border-color: rgba(26, 188, 156, 0.35);
  text-decoration: none;
}

.ticket-item .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.ticket-item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.thread {
  display: grid;
  gap: 12px;
  margin: 20px 0;
}

.message {
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-2);
}

.message.admin { border-color: rgba(26, 188, 156, 0.35); }
.message .who {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 8px;
}

@media (max-width: 640px) {
  .brand h1 { font-size: 1.4rem; }
}