:root {
  --bg: #0f1115;
  --surface: #161922;
  --surface-2: #1e222d;
  --border: #2a2f3d;
  --text: #e8e9ec;
  --muted: #8b90a0;
  --accent: #5b8cff;
  --accent-ink: #ffffff;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

header.top {
  text-align: center;
  margin-bottom: 28px;
}

header.top h1 {
  font-size: 1.5rem;
  margin: 0 0 4px;
}

header.top p {
  color: var(--muted);
  margin: 0;
  font-size: 0.9rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.card h2 {
  margin: 0 0 16px;
  font-size: 1.05rem;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 14px 0 6px;
}

label:first-of-type {
  margin-top: 0;
}

input,
select,
button,
textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}

input[type="checkbox"] {
  width: 16px;
  height: 16px;
  padding: 0;
  border-radius: 4px;
  accent-color: var(--accent);
  cursor: pointer;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

button {
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  font-weight: 600;
  margin-top: 16px;
  transition: filter 0.15s ease;
}

button:hover {
  filter: brightness(1.08);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

button.secondary {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
}

.price-row .value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}

.hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 4px;
}

.alert {
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 0.88rem;
  margin-top: 14px;
}

.alert.error {
  background: rgba(248, 113, 113, 0.12);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.3);
}

.alert.success {
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.hidden {
  display: none !important;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-pending,
.status-processing {
  background: rgba(251, 191, 36, 0.14);
  color: var(--warning);
}

.status-completed {
  background: rgba(52, 211, 153, 0.14);
  color: var(--success);
}

.status-partial {
  background: rgba(91, 140, 255, 0.14);
  color: var(--accent);
}

.status-cancelled,
.status-error {
  background: rgba(248, 113, 113, 0.14);
  color: var(--danger);
}

.order-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 16px;
  font-size: 0.9rem;
  margin-top: 14px;
}

.order-details dt {
  color: var(--muted);
}

.order-details dd {
  margin: 0;
  word-break: break-all;
}

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

th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}