:root {
  --bg: #f5efe3;
  --surface: rgba(255, 251, 245, 0.92);
  --surface-strong: #fffaf1;
  --border: rgba(76, 60, 42, 0.12);
  --text: #2f2418;
  --muted: #6c5a45;
  --accent: #b5532f;
  --accent-strong: #8f3e22;
  --accent-light: rgba(181, 83, 47, 0.1);
  --danger: #c53030;
  --danger-light: rgba(197, 48, 48, 0.1);
  --success: #2f855a;
  --success-light: rgba(47, 133, 90, 0.1);
  --shadow: 0 8px 32px rgba(68, 43, 20, 0.08);
  --shadow-lg: 0 16px 48px rgba(68, 43, 20, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --transition: 180ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  font-size: 15px;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(241, 167, 110, 0.2), transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(181, 83, 47, 0.08), transparent 35%),
    linear-gradient(180deg, #f7f1e7 0%, #efe3d0 100%);
  background-attachment: fixed;
}

body {
  padding: 24px;
}

@media (max-width: 640px) {
  body {
    padding: 12px;
  }
}

.shell {
  width: min(1120px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 20px;
}

/* Hero Section */
.hero {
  background: var(--surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(181, 83, 47, 0.15), transparent 70%);
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 11px;
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  max-width: 680px;
  margin-bottom: 16px;
  font-weight: 700;
}

h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0;
}

h3 {
  font-size: 1rem;
  font-weight: 600;
}

.lede {
  max-width: 600px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 0;
}

/* Panel */
.panel {
  background: var(--surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* Status Grid */
.status-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.status-card {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.status-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.status-card.loading,
.status-card.error {
  justify-content: center;
  text-align: center;
}

.status-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.status-info p {
  margin: 0 0 4px;
  font-size: 0.85rem;
  color: var(--muted);
}

.status-info strong {
  display: block;
  font-size: 0.95rem;
  word-break: break-all;
}

/* Two Column Layout */
.two-up {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 840px) {
  .two-up {
    grid-template-columns: 1fr;
  }
}

/* Form Elements */
.stack {
  display: grid;
  gap: 16px;
}

.inline-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.catalog-controls {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

label {
  display: grid;
  gap: 6px;
}

label span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

input,
select,
textarea {
  font: inherit;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  background: rgba(255, 252, 247, 0.95);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
  opacity: 0.7;
}

.compact-input {
  max-width: 280px;
}

.compact-select {
  max-width: 140px;
  padding: 8px 12px;
}

/* Buttons */
button {
  font: inherit;
  border: 0;
  border-radius: 999px;
  padding: 10px 18px;
  cursor: pointer;
  font-weight: 500;
  transition: transform var(--transition), opacity var(--transition), background var(--transition), box-shadow var(--transition);
}

button:hover:not(:disabled) {
  transform: translateY(-1px);
}

button:active:not(:disabled) {
  transform: translateY(0);
}

button.primary {
  color: white;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 4px 12px rgba(181, 83, 47, 0.25);
}

button.primary:hover:not(:disabled) {
  box-shadow: 0 6px 16px rgba(181, 83, 47, 0.35);
}

button.ghost {
  color: var(--accent-strong);
  background: var(--accent-light);
}

button.ghost:hover:not(:disabled) {
  background: rgba(181, 83, 47, 0.18);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Code Block */
.code-block {
  min-height: 160px;
  margin: 0;
  padding: 16px;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
  font-size: 0.88rem;
  font-family: "SF Mono", "Fira Code", "Monaco", monospace;
  border-radius: var(--radius);
  background: #1a1410;
  color: #f0e4d8;
  border: 1px solid rgba(255, 255, 255, 0.05);
  overflow: auto;
}

/* Snippet Tabs */
.snippet-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 8px 16px;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--surface-strong);
  color: var(--muted);
  border: 1px solid var(--border);
}

.tab-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.tab-btn:hover:not(.active) {
  background: var(--accent-light);
  color: var(--accent-strong);
}

.snippet-content {
  position: relative;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Notes */
.notes {
  display: grid;
  gap: 8px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.95rem;
}

.notes code {
  background: var(--accent-light);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.88em;
  color: var(--accent-strong);
}

.config-notes {
  gap: 12px;
}

.note-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.note-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent-strong);
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 600;
}

.note-item p {
  margin: 0;
}

/* Model Catalog */
.catalog {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.provider-group {
  border: 1px solid var(--border);
  background: var(--surface-strong);
  border-radius: var(--radius);
  padding: 16px;
}

.provider-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.provider-head h3 {
  margin: 0;
}

.provider-meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.chip-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}

.model-chip {
  border-radius: var(--radius-sm);
  padding: 12px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
}

.model-chip:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.model-chip strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.9rem;
  color: var(--text);
}

.model-chip span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
}

.model-chip .model-type {
  display: inline-block;
  margin-top: 6px;
  padding: 2px 8px;
  background: var(--accent-light);
  color: var(--accent-strong);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* Pagination */
.pagination {
  margin-top: 20px;
}

.pagination-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-numbers {
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--surface-strong);
  color: var(--text);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-btn:hover:not(:disabled):not(.active) {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent-strong);
}

.page-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.nav-btn {
  padding: 0 16px;
}

.page-ellipsis {
  padding: 0 8px;
  color: var(--muted);
}

.pagination-info {
  text-align: center;
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}

/* Key Management */
.hidden {
  display: none !important;
}

.key-management {
  margin-top: 16px;
}

.add-key-form {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}

.add-key-form h3 {
  margin-bottom: 12px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 2fr 1.5fr auto;
  gap: 10px;
  align-items: end;
}

.form-row input {
  padding: 10px 12px;
}

@media (max-width: 840px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.keys-list {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.keys-list h3 {
  margin-bottom: 12px;
}

.tokens-section {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 16px;
}

.tokens-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.tokens-header h3 {
  margin: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  margin-left: 8px;
  background: var(--accent-light);
  color: var(--accent-strong);
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.token-code-full {
  display: inline-block;
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}

.tokens-table td:first-child {
  width: 70%;
}

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

.keys-table th,
.keys-table td {
  text-align: left;
  padding: 12px 8px;
  border-bottom: 1px solid var(--border);
}

.keys-table th {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.keys-table tr:last-child td {
  border-bottom: none;
}

.keys-table tr:hover td {
  background: rgba(181, 83, 47, 0.03);
}

.keys-table code {
  background: rgba(35, 24, 15, 0.06);
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 0.82rem;
  word-break: break-all;
}

.token-code {
  display: inline-block;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}

.actions-cell {
  white-space: nowrap;
}

.mini-btn {
  padding: 5px 10px;
  font-size: 0.78rem;
  border-radius: 6px;
  margin-left: 4px;
  background: var(--accent-light);
  color: var(--accent-strong);
}

.mini-btn:hover:not(:disabled) {
  background: rgba(181, 83, 47, 0.2);
}

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

.mini-btn.danger:hover:not(:disabled) {
  background: rgba(197, 48, 48, 0.2);
}

/* Footer */
.footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer p {
  margin: 0;
}

/* Responsive */
@media (max-width: 640px) {
  .hero {
    padding: 24px;
  }

  .panel {
    padding: 16px;
  }

  .panel-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .inline-actions {
    width: 100%;
    flex-direction: column;
  }

  .compact-input {
    max-width: none;
  }

  .catalog-controls {
    width: 100%;
  }

  .catalog-controls input,
  .catalog-controls select {
    flex: 1;
    max-width: none;
  }

  .keys-table {
    font-size: 0.82rem;
  }

  .keys-table th,
  .keys-table td {
    padding: 8px 4px;
  }

  .token-code {
    max-width: 80px;
  }

  .pagination-controls {
    gap: 8px;
  }

  .nav-btn {
    padding: 0 12px;
    font-size: 0.85rem;
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.panel {
  animation: fadeIn 0.3s ease-out;
}

.status-card {
  animation: fadeIn 0.3s ease-out;
  animation-fill-mode: both;
}

.status-card:nth-child(1) { animation-delay: 0.05s; }
.status-card:nth-child(2) { animation-delay: 0.1s; }
.status-card:nth-child(3) { animation-delay: 0.15s; }
.status-card:nth-child(4) { animation-delay: 0.2s; }
.status-card:nth-child(5) { animation-delay: 0.25s; }