/* ============================================================
   BioPharma Admin Theme v2.0
   Premium pharmaceutical-grade SaaS dashboard theme
   Design system: Emerald + Navy + Cyan
   ============================================================ */

/* ----------------------------------------------------------------
   1. DESIGN TOKENS (CSS Variables)
   ---------------------------------------------------------------- */
:root {
  /* Primary palette */
  --color-primary: #059669;
  --color-primary-dark: #047857;
  --color-primary-light: #34d399;
  --color-primary-50: rgba(5, 150, 105, 0.05);
  --color-primary-100: rgba(5, 150, 105, 0.1);
  --color-primary-200: rgba(5, 150, 105, 0.2);
  --color-primary-glow: rgba(5, 150, 105, 0.18);

  /* Accent palette */
  --color-accent: #06b6d4;
  --color-accent-dark: #0891b2;
  --color-accent-100: rgba(6, 182, 212, 0.1);

  /* Navy sidebar */
  --sidebar-bg-start: #0c1222;
  --sidebar-bg-end: #111a2e;
  --sidebar-text: rgba(226, 232, 240, 0.78);
  --sidebar-text-hover: #e2e8f0;
  --sidebar-hover-bg: rgba(255, 255, 255, 0.06);
  --sidebar-active-bg-start: #059669;
  --sidebar-active-bg-end: #047857;
  --sidebar-border: rgba(255, 255, 255, 0.06);
  --sidebar-width: 272px;

  /* Surface colors */
  --bg-page: #f7f9fc;
  --bg-surface: #ffffff;
  --bg-muted: #f8fafc;
  --bg-subtle: #f1f5f9;
  --bg-overlay: rgba(10, 15, 30, 0.55);

  /* Borders */
  --border-default: rgba(148, 163, 184, 0.12);
  --border-strong: rgba(148, 163, 184, 0.22);
  --border-faint: rgba(226, 232, 240, 0.8);

  /* Text colors */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-faint: #94a3b8;
  --text-placeholder: #cbd5e1;

  /* Status colors */
  --status-success-bg: rgba(5, 150, 105, 0.08);
  --status-success-text: #059669;
  --status-warning-bg: rgba(245, 158, 11, 0.08);
  --status-warning-text: #d97706;
  --status-error-bg: rgba(239, 68, 68, 0.08);
  --status-error-text: #dc2626;
  --status-info-bg: rgba(6, 182, 212, 0.08);
  --status-info-text: #0891b2;

  /* Danger */
  --color-danger: #ef4444;
  --color-danger-dark: #dc2626;

  /* Shadows (layered for depth) */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 2px 4px rgba(0, 0, 0, 0.03), 0 8px 32px rgba(0, 0, 0, 0.07);
  --shadow-xl: 0 4px 8px rgba(0, 0, 0, 0.04), 0 16px 48px rgba(0, 0, 0, 0.1);
  --shadow-primary: 0 8px 24px rgba(5, 150, 105, 0.2);
  --shadow-primary-lg: 0 12px 36px rgba(5, 150, 105, 0.25);

  /* Border radius */
  --radius-xs: 8px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-full: 999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: all 0.15s var(--ease-out);
  --transition-base: all 0.25s var(--ease-out);
  --transition-slow: all 0.35s var(--ease-out);

  /* Typography */
  --font-sans: "Manrope", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;

  /* Sidebar shadow */
  --shadow-sidebar: 24px 0 48px rgba(10, 15, 30, 0.1);
}

/* ----------------------------------------------------------------
   2. ANIMATIONS
   ---------------------------------------------------------------- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modalEntrance {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes backdropFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

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

/* ----------------------------------------------------------------
   3. GLOBAL RESET & BASE
   ---------------------------------------------------------------- */
* {
  box-sizing: border-box;
}

body.admin-shell,
body.admin-login-shell {
  font-family: var(--font-sans) !important;
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(5, 150, 105, 0.04), transparent 50%),
    radial-gradient(ellipse at 80% 0%, rgba(6, 182, 212, 0.04), transparent 50%),
    linear-gradient(180deg, #f7f9fc 0%, #eef2f7 100%) !important;
  min-height: 100vh;
}

/* ----------------------------------------------------------------
   4. LOGIN PAGE
   ---------------------------------------------------------------- */
body.admin-login-shell {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(5, 150, 105, 0.06), transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(6, 182, 212, 0.06), transparent 50%),
    linear-gradient(180deg, #f0f4f8 0%, #e8edf4 100%) !important;
}

.login-container {
  max-width: 440px !important;
  padding: 24px !important;
  width: 100%;
  animation: fadeInUp 0.5s var(--ease-out);
}

.login-card {
  background: var(--bg-surface) !important;
  border: 1px solid var(--border-default) !important;
  border-radius: var(--radius-xl) !important;
  box-shadow:
    0 4px 8px rgba(0, 0, 0, 0.04),
    0 16px 48px rgba(0, 0, 0, 0.08),
    0 0 0 1px rgba(255, 255, 255, 0.8) !important;
  padding: 48px 40px !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.login-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-primary));
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.login-kicker,
.page-kicker {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--color-primary-100);
  color: var(--color-primary) !important;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1;
}

.login-kicker {
  margin-bottom: 16px;
}

.logo-title,
.sidebar-logo {
  background: linear-gradient(135deg, #0f172a 0%, var(--color-primary) 50%, var(--color-accent) 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  letter-spacing: -0.05em;
  font-weight: 800;
}

.logo-subtitle,
.sidebar-subtitle {
  color: var(--text-muted) !important;
  font-size: 0.88rem;
  letter-spacing: 0.01em;
}

.form-input {
  width: 100%;
  padding: 13px 16px !important;
  border-radius: var(--radius-md) !important;
  border: 1.5px solid var(--border-strong) !important;
  background: var(--bg-surface) !important;
  color: var(--text-primary) !important;
  font-family: var(--font-sans) !important;
  font-size: 0.9rem;
  transition: var(--transition-base) !important;
  outline: none;
}

.form-input::placeholder {
  color: var(--text-placeholder) !important;
  font-weight: 400;
}

.form-input:hover {
  border-color: rgba(148, 163, 184, 0.35) !important;
}

.form-input:focus {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px var(--color-primary-glow), var(--shadow-xs) !important;
  outline: none;
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 14px center !important;
  padding-right: 36px !important;
}

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

/* ----------------------------------------------------------------
   5. BUTTONS
   ---------------------------------------------------------------- */
.btn-login,
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 24px !important;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%) !important;
  color: #fff !important;
  border: none !important;
  border-radius: var(--radius-md) !important;
  font-family: var(--font-sans) !important;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-primary);
  transition: var(--transition-base) !important;
  text-decoration: none;
  line-height: 1.4;
}

.btn-login:hover,
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-primary-lg);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #036c4e 100%) !important;
}

.btn-login:active,
.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-login:disabled,
.btn-primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn-secondary,
.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px !important;
  background: var(--bg-surface) !important;
  color: var(--text-secondary) !important;
  border: 1.5px solid var(--border-strong) !important;
  border-radius: var(--radius-md) !important;
  font-family: var(--font-sans) !important;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base) !important;
  text-decoration: none;
  line-height: 1.4;
}

.btn-secondary:hover,
.page-btn:hover {
  background: var(--bg-muted) !important;
  border-color: rgba(148, 163, 184, 0.32) !important;
  box-shadow: var(--shadow-xs);
}

.btn-secondary:active,
.page-btn:active {
  transform: scale(0.98);
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px !important;
  background: linear-gradient(135deg, var(--color-danger), #f97316) !important;
  color: #fff !important;
  border: none !important;
  border-radius: var(--radius-md) !important;
  font-family: var(--font-sans) !important;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.2);
  transition: var(--transition-base) !important;
  line-height: 1.4;
}

.btn-danger:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(239, 68, 68, 0.28);
}

.btn-danger:active {
  transform: translateY(0);
}

.page-btn.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: var(--shadow-primary);
}

/* ----------------------------------------------------------------
   6. ERROR & FEATURE ITEMS
   ---------------------------------------------------------------- */
.error-message {
  border-radius: var(--radius-md) !important;
  border: 1px solid rgba(239, 68, 68, 0.14);
  background: rgba(239, 68, 68, 0.06) !important;
  color: var(--color-danger-dark) !important;
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(4px);
}

.feature-item {
  color: var(--text-muted) !important;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.feature-item .mdi {
  color: var(--color-primary) !important;
  font-size: 1.5rem;
  display: block;
  margin-bottom: 6px;
}

.back-link a {
  color: var(--text-muted) !important;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.back-link a:hover {
  color: var(--color-primary) !important;
}

/* ----------------------------------------------------------------
   7. SIDEBAR
   ---------------------------------------------------------------- */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--sidebar-width) !important;
  padding: 0 !important;
  background: linear-gradient(180deg, var(--sidebar-bg-start) 0%, var(--sidebar-bg-end) 100%) !important;
  box-shadow: var(--shadow-sidebar);
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

.sidebar::-webkit-scrollbar {
  width: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.sidebar-header {
  padding: 28px 24px 24px !important;
  border-bottom: 1px solid var(--sidebar-border) !important;
  margin-bottom: 4px;
}

.sidebar-logo {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  display: block;
}

.sidebar-subtitle {
  margin-top: 8px;
  color: rgba(226, 232, 240, 0.5) !important;
  font-size: 0.78rem;
  line-height: 1.6;
  font-weight: 500;
}

.nav-menu {
  padding: 12px 12px 16px !important;
}

.nav-item {
  margin-bottom: 3px;
  padding: 12px 16px !important;
  border-radius: var(--radius-md);
  color: var(--sidebar-text);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition-base) !important;
  position: relative;
  border: none !important;
}

.nav-item .mdi {
  font-size: 1.2rem;
  opacity: 0.7;
  transition: var(--transition-base);
  flex-shrink: 0;
}

.nav-item:hover {
  background: var(--sidebar-hover-bg) !important;
  color: var(--sidebar-text-hover);
  transform: translateX(0);
}

.nav-item:hover .mdi {
  opacity: 0.9;
}

.nav-item.active {
  background: linear-gradient(135deg, var(--sidebar-active-bg-start), var(--sidebar-active-bg-end)) !important;
  color: #fff !important;
  box-shadow:
    0 4px 12px rgba(5, 150, 105, 0.25),
    0 1px 3px rgba(5, 150, 105, 0.15);
  border-left: none !important;
}

.nav-item.active .mdi {
  opacity: 1;
  color: #fff !important;
}


/* ----------------------------------------------------------------
   8. MAIN CONTENT & TOP BAR
   ---------------------------------------------------------------- */
.main-content {
  min-height: 100vh;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 30;
  margin: 16px 20px 0 !important;
  padding: 16px 24px !important;
  background: rgba(255, 255, 255, 0.88) !important;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl) !important;
  box-shadow: var(--shadow-md) !important;
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-kicker {
  margin-bottom: 6px;
}

.top-bar h2 {
  color: var(--text-primary) !important;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.3;
}

.content-area {
  padding: 24px 20px 32px !important;
}

/* ----------------------------------------------------------------
   9. CARDS & SURFACES (stat-card, chart, data-table, etc.)
   ---------------------------------------------------------------- */
.stat-card,
.chart-container,
.data-table,
.modal-body,
.bg-white.rounded-xl,
.bg-white.rounded-xl.p-6.shadow-sm,
.bg-white.rounded-xl.p-8.shadow-sm,
.bg-white.rounded-xl.p-6,
.bg-white.rounded-xl.p-8 {
  background: var(--bg-surface) !important;
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-md) !important;
  transition: var(--transition-base);
}

.stat-card,
.chart-container,
.bg-white.rounded-xl,
.bg-white.rounded-xl.p-6.shadow-sm,
.bg-white.rounded-xl.p-8.shadow-sm,
.bg-white.rounded-xl.p-6 {
  border-radius: var(--radius-lg) !important;
}

.stat-card {
  position: relative;
  padding: 24px !important;
  overflow: hidden;
  transition: var(--transition-base) !important;
}

.stat-card:hover {
  box-shadow: var(--shadow-lg) !important;
  transform: translateY(-2px);
  border-color: rgba(148, 163, 184, 0.18);
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card::after {
  content: "";
  position: absolute;
  right: -16px;
  top: -16px;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    rgba(5, 150, 105, 0.08),
    rgba(6, 182, 212, 0.04)
  );
  pointer-events: none;
  transition: var(--transition-base);
}

.stat-card:hover::after {
  transform: scale(1.15);
}

.stat-label {
  color: var(--text-faint) !important;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem !important;
  font-weight: 800;
  margin-bottom: 4px;
}

.stat-value {
  letter-spacing: -0.04em;
  font-weight: 800;
  font-size: 1.75rem;
  line-height: 1.2;
}

/* ----------------------------------------------------------------
   10. CHART CONTAINER
   ---------------------------------------------------------------- */
.chart-container {
  height: 340px !important;
  padding: 24px !important;
  position: relative;
}

.chart-container h3 {
  color: var(--text-primary) !important;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

/* ----------------------------------------------------------------
   11. DATA TABLE
   ---------------------------------------------------------------- */
.data-table {
  border-radius: var(--radius-lg) !important;
  overflow: hidden;
  border-collapse: separate;
  border-spacing: 0;
}

.data-table th {
  background: var(--bg-muted) !important;
  color: var(--text-muted) !important;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.7rem !important;
  font-weight: 800;
  padding: 14px 18px !important;
  text-align: left;
  border-bottom: 1px solid var(--border-default) !important;
  white-space: nowrap;
}

.data-table td {
  padding: 14px 18px !important;
  border-bottom: 1px solid rgba(226, 232, 240, 0.6) !important;
  font-size: 0.85rem;
  color: var(--text-secondary);
  vertical-align: middle;
  transition: var(--transition-fast);
}

.data-table tbody tr {
  transition: var(--transition-fast);
}

.data-table tbody tr:hover {
  background: rgba(5, 150, 105, 0.02) !important;
}

.data-table tbody tr:hover td {
  color: var(--text-primary);
}

.data-table tbody tr:last-child td {
  border-bottom: none !important;
}

/* Inline action buttons inside tables */
.data-table td button,
.data-table td .text-sm {
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  transition: var(--transition-fast);
  cursor: pointer;
  background: transparent;
  border: none;
  font-size: 0.78rem;
}

.data-table td button:hover,
.data-table td .text-sm:hover {
  background: rgba(0, 0, 0, 0.04);
}

/* ----------------------------------------------------------------
   12. STATUS TAGS
   ---------------------------------------------------------------- */
.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: var(--radius-full) !important;
  font-size: 0.72rem;
  font-weight: 700 !important;
  letter-spacing: 0.02em;
  line-height: 1.6;
  white-space: nowrap;
}

.status-success {
  background: var(--status-success-bg) !important;
  color: var(--status-success-text) !important;
  border: 1px solid rgba(5, 150, 105, 0.15);
}

.status-warning {
  background: var(--status-warning-bg) !important;
  color: var(--status-warning-text) !important;
  border: 1px solid rgba(245, 158, 11, 0.15);
}

.status-error {
  background: var(--status-error-bg) !important;
  color: var(--status-error-text) !important;
  border: 1px solid rgba(239, 68, 68, 0.15);
}

.status-info {
  background: var(--status-info-bg) !important;
  color: var(--status-info-text) !important;
  border: 1px solid rgba(6, 182, 212, 0.15);
}

/* ----------------------------------------------------------------
   13. MODALS
   ---------------------------------------------------------------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay) !important;
  backdrop-filter: blur(8px) saturate(1.2);
  -webkit-backdrop-filter: blur(8px) saturate(1.2);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: backdropFadeIn 0.25s var(--ease-out);
}

.modal-body {
  background: var(--bg-surface) !important;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl) !important;
  padding: 32px !important;
  max-width: 800px;
  width: 95%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.06),
    0 32px 64px rgba(0, 0, 0, 0.12) !important;
  animation: modalEntrance 0.3s var(--ease-out);
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.1) transparent;
}

.modal-body::-webkit-scrollbar {
  width: 6px;
}

.modal-body::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 6px;
}

.modal-body h3 {
  color: var(--text-primary) !important;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

/* ----------------------------------------------------------------
   14. PAGINATION
   ---------------------------------------------------------------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-default);
}

.page-btn {
  padding: 8px 14px !important;
  border: 1.5px solid var(--border-strong) !important;
  border-radius: var(--radius-sm) !important;
  cursor: pointer;
  background: var(--bg-surface) !important;
  color: var(--text-secondary) !important;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition-base) !important;
  min-width: 36px;
  text-align: center;
}

.page-btn:hover {
  background: var(--bg-muted) !important;
  border-color: rgba(148, 163, 184, 0.32) !important;
  box-shadow: var(--shadow-xs);
}

.page-btn.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: var(--shadow-primary);
}

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

/* ----------------------------------------------------------------
   15. MUTED BACKGROUNDS & INFO BOXES
   ---------------------------------------------------------------- */
.bg-gray-50,
.bg-blue-50,
.bg-orange-50,
.bg-yellow-50 {
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--border-default);
}

.bg-gray-50 {
  background: var(--bg-muted) !important;
}

.bg-blue-50 {
  background: rgba(6, 182, 212, 0.04) !important;
  border-color: rgba(6, 182, 212, 0.12);
}

.bg-orange-50 {
  background: rgba(245, 158, 11, 0.04) !important;
  border-color: rgba(245, 158, 11, 0.12);
}

.bg-yellow-50 {
  background: rgba(245, 158, 11, 0.04) !important;
  border-color: rgba(245, 158, 11, 0.12);
}

/* ----------------------------------------------------------------
   16. MISC UTILITY OVERRIDES
   ---------------------------------------------------------------- */

/* Text inputs used as search bars inside top-bar */
.top-bar .form-input {
  padding: 9px 14px !important;
  font-size: 0.82rem;
}

/* Make sure inline Tailwind text color classes still work */
.text-teal-600 {
  color: var(--color-primary) !important;
}

.text-red-600 {
  color: var(--color-danger) !important;
}

.text-orange-600 {
  color: #ea580c !important;
}

.text-green-600 {
  color: #16a34a !important;
}

.text-blue-600 {
  color: #2563eb !important;
}

.text-purple-600 {
  color: #9333ea !important;
}

.text-yellow-600 {
  color: #ca8a04 !important;
}

/* Smooth spin animation for refresh icon */
.animate-spin {
  animation: spin 1s linear infinite;
}

/* Checkbox styling */
input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

/* Category tree items (settings / category management) */
.mb-4.border.rounded-lg.overflow-hidden {
  border-color: var(--border-default) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-xs);
  overflow: hidden;
}

.mb-4.border.rounded-lg.overflow-hidden .bg-gray-50 {
  background: var(--bg-muted) !important;
  border-radius: 0 !important;
  border: none !important;
}

/* Divider lines inside modal sections */
.border-b.border-gray-200 {
  border-color: var(--border-default) !important;
}

/* ----------------------------------------------------------------
   17. RESPONSIVE: TABLET (<= 1024px)
   ---------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --sidebar-width: 240px;
  }

  .sidebar {
    width: var(--sidebar-width) !important;
  }

  .grid.grid-cols-4,
  .grid.grid-cols-3,
  .grid.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .top-bar {
    margin: 12px 16px 0 !important;
    padding: 14px 20px !important;
  }

  .content-area {
    padding: 20px 16px 28px !important;
  }

  .stat-card {
    padding: 20px !important;
  }

  .modal-body {
    padding: 28px !important;
  }
}

/* ----------------------------------------------------------------
   18. RESPONSIVE: MOBILE (<= 768px)
   ---------------------------------------------------------------- */
@media (max-width: 768px) {
  .sidebar {
    width: 100% !important;
    max-width: 280px;
    border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  }

  .main-content {
    margin-left: 0 !important;
  }

  .top-bar {
    margin: 8px 8px 0 !important;
    padding: 10px 14px !important;
    min-height: 58px;
    height: auto;
    border-radius: var(--radius-lg) !important;
    flex-wrap: wrap;
  }

  .top-bar-left .page-kicker {
    display: none;
  }
  .top-bar-btn span:not(.mdi) { display: none; }
  .top-bar-btn { padding: 6px 8px; font-size: 16px; }
  .user-name, .user-role { display: none; }
  .user-trigger { padding: 4px 8px 4px 6px; gap: 6px; }
  .user-avatar { width: 28px; height: 28px; font-size: 12px; }

  /* 小屏手机额外精简 */
  @media (max-width: 480px) {
    .top-bar {
      margin: 4px 4px 0 !important;
      padding: 6px 8px !important;
      min-height: 50px;
      gap: 4px;
    }
    .top-bar-left { gap: 6px; }
    .top-bar-left .page-title { font-size: 12px; }
    .top-bar-btn span:not(.mdi) { display: none; }
    .top-bar-btn { padding: 4px 6px; font-size: 15px; }
    .user-name, .user-role { display: none; }
    .user-trigger { padding: 3px; gap: 0; }
    .user-avatar { width: 28px; height: 28px; font-size: 12px; }
    .hamburger-btn { width: 28px; height: 28px; font-size: 16px; }
  }

  .content-area {
    padding: 16px 12px 24px !important;
  }

  .grid.grid-cols-4,
  .grid.grid-cols-3,
  .grid.grid-cols-2 {
    grid-template-columns: 1fr !important;
  }

  .stat-card {
    padding: 18px !important;
  }

  .chart-container {
    height: 260px !important;
    padding: 16px !important;
  }

  .data-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .data-table th,
  .data-table td {
    padding: 10px 12px !important;
    font-size: 0.78rem;
  }

  .modal-body {
    padding: 24px 20px !important;
    border-radius: var(--radius-lg) !important;
    max-height: 85vh;
  }

  .modal-body .grid.grid-cols-2 {
    grid-template-columns: 1fr !important;
  }

  .login-card {
    padding: 36px 28px !important;
    border-radius: var(--radius-lg) !important;
  }

  .login-container {
    padding: 16px !important;
  }

  .features {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 12px;
  }

  .pagination {
    gap: 4px;
  }

  .page-btn {
    padding: 6px 10px !important;
    font-size: 0.75rem;
  }
}

/* ----------------------------------------------------------------
   19. PRINT STYLES
   ---------------------------------------------------------------- */
@media print {
  .sidebar,
  .top-bar,
  .modal-mask {
    display: none !important;
  }

  .main-content {
    margin-left: 0 !important;
  }

  .stat-card,
  .chart-container,
  .data-table,
  .bg-white {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
    break-inside: avoid;
  }
}