/* ═══════════════════════════════════════════════════════════════════════
   LLM Gateway Admin — Glassmorphism Dark/Light Theme
   ═══════════════════════════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

/* ── Dark Theme (default) ── */
[data-theme="dark"] {
  --bg-base: #0f0f1a;
  --bg-surface: rgba(255,255,255,0.06);
  --bg-surface-hover: rgba(255,255,255,0.10);
  --bg-card: rgba(255,255,255,0.07);
  --bg-input: rgba(255,255,255,0.08);
  --bg-modal-overlay: rgba(0,0,0,0.6);
  --border-subtle: rgba(255,255,255,0.10);
  --border-card: rgba(255,255,255,0.14);
  --border-input: rgba(255,255,255,0.16);
  --border-focus: rgba(168,140,255,0.5);
  --text-primary: rgba(255,255,255,0.92);
  --text-secondary: rgba(255,255,255,0.65);
  --text-tertiary: rgba(255,255,255,0.40);
  --input-bg: #1e1e2e;
  --input-fg: #e4e4f0;
  --accent: #a78bfa;
  --accent-hover: #c4b5fd;
  --accent-glow: rgba(167,139,250,0.3);
  --success: #34d399;
  --success-bg: rgba(52,211,153,0.12);
  --danger: #f87171;
  --danger-bg: rgba(248,113,113,0.12);
  --warning: #fbbf24;
  --warning-bg: rgba(251,191,36,0.12);
  --blob-1: rgba(99,102,241,0.3);
  --blob-2: rgba(168,85,247,0.25);
  --blob-3: rgba(236,72,153,0.2);
  --backdrop-blur: 24px;
}

/* ── Light Theme ── */
[data-theme="light"] {
  --bg-base: #f8f7fc;
  --bg-surface: rgba(255,255,255,0.7);
  --bg-surface-hover: rgba(255,255,255,0.9);
  --bg-card: #ffffff;
  --bg-input: #f3f4f6;
  --bg-modal-overlay: rgba(0,0,0,0.3);
  --border-subtle: rgba(0,0,0,0.06);
  --border-card: rgba(0,0,0,0.08);
  --border-input: rgba(0,0,0,0.12);
  --border-focus: rgba(99,102,241,0.4);
  --text-primary: #1e1b2e;
  --text-secondary: #6b6680;
  --text-tertiary: #a39eb5;
  --input-bg: #ffffff;
  --input-fg: #1e1b2e;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-glow: rgba(99,102,241,0.2);
  --success: #059669;
  --success-bg: rgba(5,150,105,0.08);
  --danger: #dc2626;
  --danger-bg: rgba(220,38,38,0.08);
  --warning: #d97706;
  --warning-bg: rgba(217,119,6,0.10);
  --blob-1: rgba(99,102,241,0.12);
  --blob-2: rgba(168,85,247,0.10);
  --blob-3: rgba(236,72,153,0.08);
  --backdrop-blur: 16px;
}

/* ── Reset & Base ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { font-size: 15px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  transition: background var(--transition-slow), color var(--transition-slow);
  overflow-x: hidden;
}

select {
  color-scheme: dark;
  cursor: pointer;
}

select option {
  background: var(--input-bg);
  color: var(--input-fg);
}

[data-theme="light"] select {
  color-scheme: light;
}

/* ── Animated Background Blobs ── */
@keyframes blob1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(60px, -80px) scale(1.15); }
  66% { transform: translate(-30px, 40px) scale(0.9); }
}
@keyframes blob2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-50px, 60px) scale(1.1); }
  66% { transform: translate(40px, -30px) scale(0.85); }
}
@keyframes blob3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.2); }
}

.bg-blobs {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.bg-blobs .blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.7;
}
.bg-blobs .blob-1 {
  width: 500px; height: 500px;
  background: var(--blob-1);
  top: -10%; left: -5%;
  animation: blob1 10s ease-in-out infinite;
}
.bg-blobs .blob-2 {
  width: 400px; height: 400px;
  background: var(--blob-2);
  bottom: -5%; right: -5%;
  animation: blob2 12s ease-in-out infinite;
}
.bg-blobs .blob-3 {
  width: 350px; height: 350px;
  background: var(--blob-3);
  top: 50%; left: 50%;
  animation: blob3 8s ease-in-out infinite;
}

/* ── Glass Card ── */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(var(--backdrop-blur));
  -webkit-backdrop-filter: blur(var(--backdrop-blur));
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-slow);
}

.glass-hover:hover {
  background: var(--bg-surface-hover);
  border-color: rgba(255,255,255,0.25);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-input); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

/* ═══════════════════════════════════ Auth ═══════════════════════════════════ */

.auth-view {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-panel {
  width: 400px;
  max-width: 100%;
  padding: 36px 32px;
  text-align: center;
}

.auth-panel .logo {
  font-size: 32px;
  margin-bottom: 4px;
}
.auth-panel h1 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}
.auth-panel .subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.auth-panel .form-group {
  text-align: left;
  margin-bottom: 18px;
}
.auth-panel .form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.auth-panel .form-group input {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  transition: all var(--transition-fast);
  outline: none;
}
.auth-panel .form-group input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ═══════════════════════════════════ Layout ═══════════════════════════════════ */

.app-container {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: 16px 24px 32px;
}

/* ── Top Bar ── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.topbar-left h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.version-badge {
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  padding: 2px 7px;
  border: 1px solid var(--border-card);
  border-radius: 6px;
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0;
  vertical-align: middle;
}
.version-badge:empty { display: none; }
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.topbar-right .admin-name {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ── Icon Buttons ── */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-card);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 18px;
  backdrop-filter: blur(8px);
}
a.icon-btn { text-decoration: none; }
.github-link {
  width: auto;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
}
.icon-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.icon-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── Layout: sidebar + content ── */
.main-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

/* ── Sidebar ── */
.sidebar {
  width: 200px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: sticky;
  top: 16px;
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}
.nav-btn .nav-icon { font-size: 18px; width: 24px; text-align: center; }
.nav-btn:hover { background: var(--bg-surface); color: var(--text-primary); }
.nav-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px var(--accent-glow);
}

/* ── Content ── */
.content {
  flex: 1;
  min-width: 0;
}
.section { animation: fadeSlideIn 0.35s ease; }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}
.section-header h2 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
}
.section-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ═══════════════════════════════════ Buttons ═══════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  letter-spacing: 0.2px;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 12px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  background: var(--bg-surface-hover);
  border-color: var(--accent);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid transparent;
}
.btn-danger:hover { border-color: var(--danger); }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 11px; border-radius: 6px; }

/* ═══════════════════════════════════ Cards / Lists ═══════════════════════════════════ */

/* ── Provider Grid ── */
.providers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.provider-card {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.provider-card .card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}
.provider-card .provider-name {
  font-size: 16px;
  font-weight: 700;
}
.provider-card .provider-type {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.provider-card .card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}
.provider-card .card-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.status-dot.on { background: var(--success); box-shadow: 0 0 8px var(--success); }
.status-dot.off { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

/* Routing Rules */
.routing-card {
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 12px;
}
.routing-card .card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.routing-card .card-title {
  font-size: 15px;
  font-weight: 600;
}
.routing-card .card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.routing-card .card-actions {
  display: flex;
  gap: 8px;
}
.routing-rule-detail {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--surface);
}
.routing-arrow {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.routing-from, .routing-to {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.routing-arrow .arrow {
  font-size: 18px;
  color: var(--accent);
  font-weight: bold;
}
.routing-arrow .label {
  font-size: 12px;
  color: var(--text-tertiary);
}
.routing-arrow code {
  font-size: 13px;
  background: var(--hover);
  padding: 2px 8px;
  border-radius: 4px;
}
.dry-run-result {
  margin: 12px 0 4px;
  padding: 14px;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
}
.dry-run-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.dry-run-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}
.dry-run-grid > div {
  min-width: 0;
}
.dry-run-result .label {
  display: block;
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 3px;
}
.dry-run-result code {
  display: inline-block;
  max-width: 100%;
  overflow-wrap: anywhere;
  font-size: 12px;
  background: var(--bg-input);
  padding: 2px 7px;
  border-radius: 4px;
}
.dry-run-reason {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

/* ── User List ── */
.users-list { display: flex; flex-direction: column; gap: 14px; }

.user-card {
  padding: 20px;
  animation: fadeSlideIn 0.3s ease;
}
.user-card .user-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}
.user-card .user-info .user-name {
  font-size: 16px;
  font-weight: 700;
}
.user-card .user-info .user-meta {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.user-card .user-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.user-card .user-detail {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  padding: 10px 14px;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
}
.user-card .key-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.key-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  font-size: 13px;
  flex-wrap: wrap;
}
.key-row .key-main {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 420px;
  min-width: 0;
  flex-wrap: wrap;
}
.key-row .key-models {
  flex: 1 1 280px;
  min-width: 0;
  line-height: 1.45;
  overflow-wrap: anywhere;
}
.key-row code {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  background: var(--bg-input);
  padding: 2px 8px;
  border-radius: 4px;
  word-break: break-all;
}
.key-row .key-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex: 0 0 auto;
  margin-left: auto;
  white-space: nowrap;
}
.key-row .key-stats {
  font-size: 12px;
  color: var(--text-tertiary);
  white-space: nowrap;
}

@media (max-width: 760px) {
  .key-row { align-items: flex-start; }
  .key-row .key-main,
  .key-row .key-actions { flex-basis: 100%; }
  .key-row .key-actions { justify-content: flex-start; margin-left: 0; flex-wrap: wrap; }
}

/* ── Model List ── */
.models-list { display: flex; flex-direction: column; gap: 8px; }

.model-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  gap: 16px;
  transition: all var(--transition-fast);
}
.model-item:hover { background: var(--bg-surface-hover); }
.model-item .model-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.model-item .model-name { font-weight: 600; font-size: 14px; }
.model-item .model-provider {
  font-size: 12px;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Preprocessors ── */
.input-row { display: flex; gap: 8px; align-items: center; }
.preprocessors-grid { width: 100%; }

.preprocessors-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: flex-start;
}

@media (max-width: 900px) {
  .preprocessors-layout { grid-template-columns: 1fr; }
}

.preprocessor-config-col,
.preprocessor-models-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.section-sub-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.section-sub-header h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 0;
}

.preprocessor-card {
  padding: 16px;
  margin-bottom: 12px;
}
.preprocessor-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}
.preprocessor-card-title {
  font-size: 14px;
  font-weight: 700;
}
.preprocessor-card-actions {
  display: flex;
  gap: 6px;
}
.preprocessor-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.preprocessor-field {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.preprocessor-label {
  color: var(--text-tertiary);
  font-size: 12px;
}
.preprocessor-field code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--bg-input);
  padding: 2px 8px;
  border-radius: 4px;
}

.model-group {
  margin-bottom: 12px;
  padding: 0;
  overflow: hidden;
}
.model-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border-subtle);
}
.model-group-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}
.model-group-count {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}
.model-group-list {
  display: flex;
  flex-direction: column;
}
.model-group-list .model-toggle-item {
  border-bottom: 1px solid var(--border-subtle);
}
.model-group-list .model-toggle-item:last-child {
  border-bottom: none;
}

.model-toggle-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.model-toggle-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
}
.model-toggle-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.model-toggle-name {
  font-size: 13px;
  font-weight: 600;
}
.model-toggle-status {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
}
.model-toggle-status.on {
  background: var(--success-bg);
  color: var(--success);
}
.model-toggle-status.off {
  background: var(--danger-bg);
  color: var(--danger);
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: 24px;
  transition: all var(--transition-fast);
}
.toggle-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 2px;
  bottom: 2px;
  background: var(--text-tertiary);
  border-radius: 50%;
  transition: all var(--transition-fast);
}
.toggle-switch input:checked + .toggle-slider {
  background: var(--accent);
  border-color: var(--accent);
}
.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(20px);
  background: #fff;
}

/* ═══════════════════════════════════ Dashboard ═══════════════════════════════════ */

.dashboard { display: flex; flex-direction: column; gap: 20px; }

/* ── Stats Tabs ── */
.stats-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-subtle);
  margin-bottom: 4px;
}
.stats-tab {
  padding: 10px 28px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-tertiary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.stats-tab:hover { color: var(--text-primary); }
.stats-tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.history-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 0 6px;
  font-size: 13px;
  color: var(--text-secondary);
}
.history-toolbar label { display: flex; align-items: center; gap: 6px; font-weight: 500; }
.history-toolbar input[type="date"],
.history-toolbar select {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--input-bg);
  color: var(--input-fg);
  font-size: 13px;
  font-family: inherit;
}
.history-summary {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 0 8px;
  font-size: 13px;
  color: var(--text-secondary);
}
.history-stat strong { font-size: 16px; font-weight: 700; color: var(--text-primary); margin-right: 2px; }
.history-stat.success strong { color: var(--success); }
.history-stat.danger strong { color: var(--danger); }
.trend-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.trend-header h3 { margin: 0; }
.trend-toggle { display: flex; gap: 0; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); overflow: hidden; }
.trend-btn {
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.trend-btn:hover { color: var(--text-primary); background: var(--bg-surface-hover); }
.trend-btn.active { color: #fff; background: var(--accent); }

.loading-spinner { text-align: center; padding: 40px 20px; color: var(--text-secondary); font-size: 13px; }
.loading-spinner .spinner {
  display: inline-block; width: 32px; height: 32px;
  border: 3px solid var(--border-subtle);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.dashboard-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-tertiary);
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.summary-card {
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  color: #fff;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}
.summary-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.summary-card .card-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 44px;
  opacity: 0.15;
}
.summary-card .card-value { font-size: 30px; font-weight: 800; line-height: 1.1; }
.summary-card .card-label { font-size: 12px; opacity: 0.85; margin-top: 4px; font-weight: 500; }

.card-purple { background: linear-gradient(135deg, #818cf8, #6366f1); }
.card-green  { background: linear-gradient(135deg, #34d399, #059669); }
.card-amber  { background: linear-gradient(135deg, #fbbf24, #d97706); }
.card-orange { background: linear-gradient(135deg, #fb923c, #ea580c); }
.card-slate  { background: linear-gradient(135deg, #94a3b8, #64748b); }
.card-red    { background: linear-gradient(135deg, #f87171, #dc2626); }
.card-blue   { background: linear-gradient(135deg, #38bdf8, #0284c7); }

.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.chart-card {
  padding: 20px;
}
.chart-card h3 { font-size: 14px; font-weight: 700; margin-bottom: 14px; }
.chart-card .chart-wrap { position: relative; width: 100%; }
.chart-card .chart-wrap canvas { max-height: 240px; }

.table-card { padding: 20px; }
.table-card h3 { font-size: 14px; font-weight: 700; margin-bottom: 12px; }

/* ── Modern Table ── */
.modern-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.modern-table th {
  text-align: left;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-tertiary);
  border-bottom: 2px solid var(--border-subtle);
  white-space: nowrap;
}
.modern-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.modern-table tbody tr { transition: background var(--transition-fast); }
.modern-table tbody tr:hover { background: var(--bg-surface); }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.badge-ok { background: var(--success-bg); color: var(--success); }
.badge-fail { background: var(--danger-bg); color: var(--danger); }
.badge-partial { background: var(--warning-bg); color: var(--warning); }
.badge-degraded { background: var(--warning-bg); color: var(--warning); }
.badge-rejected { background: rgba(249, 115, 22, 0.15); color: #ea580c; }
.badge-cancelled { background: rgba(100, 116, 139, 0.18); color: #64748b; }
.badge-endpoint {
  background: var(--accent-glow);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
}
.mono { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); }

.request-detail-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border-card);
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  transition: all var(--transition-fast);
}
.request-detail-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--bg-surface-hover);
}

/* ── Empty State ── */
.empty-state {
  text-align: center;
  padding: 56px 20px;
  color: var(--text-tertiary);
}
.empty-state .empty-icon { font-size: 52px; margin-bottom: 14px; }
.empty-state p { font-size: 14px; }
.empty-state .empty-sub { font-size: 12px; margin-top: 6px; }

/* ═══════════════════════════════════ Modal ═══════════════════════════════════ */

.modal {
  position: fixed;
  inset: 0;
  background: var(--bg-modal-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
  backdrop-filter: blur(4px);
  animation: modalIn 0.25s ease;
}
@keyframes modalIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  width: 540px;
  max-width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 28px;
  position: relative;
  animation: modalSlideIn 0.3s ease;
}
.modal-content.modal-wide {
  width: 760px;
}
@keyframes modalSlideIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-content h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 22px;
  letter-spacing: -0.3px;
}
.modal-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
}

.request-detail-view {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.detail-status-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.detail-section {
  padding: 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--bg-surface);
}
.detail-section h3 {
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 10px;
}
.detail-kv {
  min-width: 0;
}
.detail-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}
.detail-value {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.45;
  color: var(--text-primary);
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.modal-close {
  position: absolute;
  right: 16px;
  top: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.modal-close:hover { background: var(--danger); color: #fff; }

/* ── Form ── */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: all var(--transition-fast);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
[data-theme="light"] .text-input { color-scheme: light; }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group input[type="checkbox"] { width: auto; margin-right: 8px; vertical-align: middle; }
.form-group label:has(input[type="checkbox"]) {
  display: flex;
  align-items: center;
  text-transform: none;
  letter-spacing: 0;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.model-selector-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.model-selector-filter {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
  outline: none;
}
.model-selector-filter:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.model-selector {
  max-height: 260px;
  overflow-y: auto;
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  background: var(--bg-input);
}
.model-selector-group { margin-bottom: 6px; }
.model-selector-group:last-child { margin-bottom: 0; }
.model-selector-provider {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 700;
}
.model-selector-item {
  display: flex;
  align-items: center;
  padding: 3px 0;
  font-size: 13px;
  cursor: pointer;
}
.model-selector-item input[type="checkbox"] { width: auto; margin-right: 8px; }
.model-selector-all {
  padding: 6px 0;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 8px;
  font-weight: 600;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
}

/* ═══════════════════════════════════ Search ═══════════════════════════════════ */

.search-box input {
  padding: 9px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  width: 220px;
  outline: none;
  transition: all var(--transition-fast);
}
.search-box input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
  width: 280px;
}

/* ═══════════════════════════════════ Toast / Notification ═══════════════════════════════════ */

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(20px); }
}
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  min-width: 280px;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease;
  backdrop-filter: blur(12px);
}
.toast.success { background: rgba(5,150,105,0.9); }
.toast.error { background: rgba(220,38,38,0.9); }
.toast.info { background: rgba(99,102,241,0.9); }
.toast.removing { animation: toastOut 0.3s ease forwards; }

/* ═══════════════════════════════════ Responsive ═══════════════════════════════════ */

@media (max-width: 900px) {
  .main-layout { flex-direction: column; }
  .sidebar {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    position: static;
    gap: 4px;
  }
  .nav-btn { width: auto; flex: 1; min-width: 80px; justify-content: center; font-size: 12px; }
  .summary-cards { grid-template-columns: repeat(2, 1fr); }
  .charts-row { grid-template-columns: 1fr; }
  .providers-grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; }
  .search-box input:focus { width: 180px; }
}

@media (max-width: 500px) {
  .app-container { padding: 10px 12px 20px; }
  .summary-cards { grid-template-columns: 1fr; }
  .modal-content { padding: 18px; }
}

/* Request log & config import/export */

.section-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.text-input, .select-input { background: var(--bg-input, rgba(0,0,0,0.04)); border: 1px solid var(--border, rgba(0,0,0,0.1)); color: var(--text-primary); padding: 6px 10px; border-radius: 6px; font-size: 14px; }
.text-input:focus, .select-input:focus { outline: 2px solid var(--accent, #4f8ef7); outline-offset: 0; }
.btn-danger { background: var(--danger, #d33); color: #fff; }
.btn-danger:hover { background: var(--danger-hover, #b22); }

.table-wrap { overflow-x: auto; border-radius: 8px; border: 1px solid var(--border, rgba(0,0,0,0.08)); }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th, .data-table td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border, rgba(0,0,0,0.05)); }
.data-table th { background: var(--bg-table-head, rgba(0,0,0,0.04)); font-weight: 600; }
.data-table tr:hover td { background: var(--bg-row-hover, rgba(0,0,0,0.02)); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-ok { background: rgba(46, 160, 67, 0.15); color: #2ea043; }
.badge-partial { background: rgba(255, 184, 0, 0.15); color: #b58900; }
.badge-degraded { background: rgba(255, 184, 0, 0.18); color: #b58900; }
.badge-rejected { background: rgba(249, 115, 22, 0.15); color: #c2410c; }
.badge-cancelled { background: rgba(100, 116, 139, 0.18); color: #475569; }
.badge-fail { background: rgba(217, 45, 32, 0.15); color: #d12920; }
.mono { font-family: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, monospace; font-size: 12px; }

.detail-section { margin-top: 18px; }
.detail-section h3 { margin: 0 0 8px; font-size: 14px; opacity: 0.85; }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.detail-kv { background: var(--bg-input, rgba(0,0,0,0.04)); padding: 8px 10px; border-radius: 6px; }
.detail-label { font-size: 11px; opacity: 0.7; text-transform: uppercase; }
.detail-value { font-size: 13px; word-break: break-word; margin-top: 2px; }
.detail-status-line { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.json-block { background: var(--bg-input, rgba(0,0,0,0.05)); padding: 10px 12px; border-radius: 6px; max-height: 400px; overflow: auto; font-family: ui-monospace, monospace; font-size: 12px; white-space: pre-wrap; word-break: break-word; }
.error-text { color: var(--danger, #d33); background: rgba(217, 45, 32, 0.08); padding: 8px 10px; border-radius: 6px; margin-top: 8px; }

.config-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 16px; }
.config-card { padding: 20px; border-radius: 12px; }
.config-card h3 { margin: 0 0 6px; }
.config-card .muted { opacity: 0.75; font-size: 13px; margin: 0 0 12px; }
.form-row { margin-top: 10px; }
.form-row label { display: block; font-size: 12px; opacity: 0.8; margin-bottom: 4px; }
.checkbox { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.config-result { margin-top: 12px; }

.modal-wide { max-width: 90vw; width: 720px; }

.system-log-list { display: flex; flex-direction: column; gap: 8px; }
.system-log-row {
  padding: 12px 14px;
  border: 1px solid var(--border-card);
  border-radius: 8px;
  background: var(--bg-surface);
}
.system-log-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.system-log-msg,
.system-log-exc {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
}
.system-log-exc {
  margin-top: 8px;
  color: var(--danger);
}