/* ============================================================
   AntiGravity App Store — Premium Dark Theme Stylesheet
   Version: 1.0.0
   
   Design System:
   - Font: Inter (Google Fonts)
   - Base Dark: #0a0e1a
   - Card Dark: #111827
   - Elevated: #1e293b
   - Accent Gradient: indigo → purple (#6366f1 → #8b5cf6 → #a855f7)
   - Cyan Accent: #06b6d4
   - Glass: rgba(255,255,255,0.05) + backdrop-filter blur(16px)
   ============================================================ */

/* ─────────────────────────────────────────────
   § 1. IMPORTS & CUSTOM PROPERTIES
   ───────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Colors — Backgrounds */
  --bg-base: #f8fafc;
  --bg-card: #ffffff;
  --bg-elevated: #f1f5f9;
  --bg-input: #ffffff;

  /* Colors — Accents */
  --accent-gradient: #ef4444;
  --accent-indigo: #ef4444;
  --accent-purple: #ef4444;
  --accent-violet: #b91c1c;
  --accent-cyan: #0891b2;

  /* Colors — Semantic */
  --color-success: #059669;
  --color-warning: #d97706;
  --color-danger: #dc2626;
  --color-info: #2563eb;

  /* Colors — Text */
  --text-primary: #0f172a;
  --text-muted: #64748b;
  --text-disabled: #94a3b8;
  --text-inverse: #ffffff;

  /* Borders */
  --border-subtle: #e2e8f0;
  --border-glass: #e2e8f0;
  --border-focus: rgba(239, 68, 68, 0.5);

  /* Flat Effect (Replaces Glass) */
  --glass-bg: #ffffff;
  --glass-blur: none;
  --glass-border: 1px solid #e2e8f0;

  /* Radii */
  --radius-card: 12px;
  --radius-input: 8px;
  --radius-badge: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-elevated: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-glow-purple: 0 4px 14px 0 rgba(239, 68, 68, 0.2);
  --shadow-glow-cyan: 0 0 20px rgba(6, 182, 212, 0.3);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-indexes */
  --z-dropdown: 100;
  --z-sidebar: 200;
  --z-navbar: 300;
  --z-modal: 1000;
  --z-toast: 1100;

  /* Sidebar */
  --sidebar-width: 200px;
  --navbar-height: 70px;
}


/* ─────────────────────────────────────────────
   § 2. RESET & BASE STYLES
   ───────────────────────────────────────────── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-base);
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: var(--accent-purple);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-violet);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  color: var(--text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

::selection {
  background-color: rgba(139, 92, 246, 0.3);
  color: var(--text-primary);
}


/* ─────────────────────────────────────────────
   § 3. CUSTOM SCROLLBAR
   ───────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-base);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-base);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-disabled);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--bg-elevated) var(--bg-base);
}


/* ─────────────────────────────────────────────
   § 4. LAYOUT UTILITIES
   ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-gap {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}


/* ─────────────────────────────────────────────
   § 5. GLASS CARDS
   ───────────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}

.glass-card-darker {
  background: rgba(241, 245, 249, 0.8);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card-darker:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}


/* ─────────────────────────────────────────────
   § 6. BUTTONS
   ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px 24px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1.5;
  border: none;
  border-radius: var(--radius-input);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Primary — gradient background */
.btn-primary {
  background: var(--accent-purple);
  color: #ffffff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-primary:hover {
  background: var(--accent-violet);
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.3);
}

/* Secondary — outlined */
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: var(--accent-purple);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-purple);
}

/* Danger — red */
.btn-danger {
  background: var(--color-danger);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #dc2626;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
}

/* Size variants */
.btn-sm {
  padding: 6px 16px;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 14px 32px;
  font-size: var(--font-size-lg);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Icon-only button */
.btn-icon {
  padding: 10px;
  width: 40px;
  height: 40px;
}


/* ─────────────────────────────────────────────
   § 7. FORMS
   ───────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-input);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
  color: var(--text-disabled);
}

.form-input:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2), var(--shadow-glow-purple);
}

.form-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-input);
  outline: none;
  resize: vertical;
  min-height: 120px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-textarea::placeholder {
  color: var(--text-disabled);
}

.form-textarea:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2), var(--shadow-glow-purple);
}

.form-select {
  width: 100%;
  padding: 12px 40px 12px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-input);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-select:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2), var(--shadow-glow-purple);
}

/* Inline form row */
.form-row {
  display: flex;
  gap: var(--space-4);
}

.form-row .form-group {
  flex: 1;
}

/* Validation states */
.form-input.is-invalid,
.form-textarea.is-invalid,
.form-select.is-invalid {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
}

/* Checkbox / toggle */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-purple);
  cursor: pointer;
}


/* ─────────────────────────────────────────────
   § 8. NAVIGATION BAR
   ───────────────────────────────────────────── */
.nav-bar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  z-index: var(--z-navbar);
  transition: box-shadow var(--transition-base);
}

.nav-bar.scrolled {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-brand {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--accent-purple);
  letter-spacing: -0.02em;
}

.nav-brand a {
  color: var(--accent-purple);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}


/* ─────────────────────────────────────────────
   § 9. SIDEBAR
   ───────────────────────────────────────────── */
.mobile-top-bar {
  display: none;
}

.sidebar-overlay {
  display: none;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--border-subtle);
  z-index: var(--z-sidebar);
  padding: 5px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transition: transform var(--transition-base);
}

.sidebar-header {
  padding: var(--space-5) var(--space-2);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-1);
  min-height: var(--navbar-height);
  justify-content: center;
}

.sidebar-header .nav-brand {
  font-size: var(--font-size-lg);
}

.sidebar-header h2 {
  font-size: 1.4rem;
  margin: 0;
  white-space: nowrap;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 16px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius-input);
  border-left: 3px solid transparent;
  transition: all var(--transition-fast);
}

.sidebar-link i,
.sidebar-link .icon {
  width: 20px;
  text-align: center;
  font-size: var(--font-size-base);
  opacity: 0.7;
}

.sidebar-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

.sidebar-link.active {
  color: var(--text-primary);
  background: rgba(139, 92, 246, 0.1);
  border-left-color: var(--accent-purple);
}

.sidebar-link.active i,
.sidebar-link.active .icon {
  opacity: 1;
  color: var(--accent-purple);
}

.sidebar-footer {
  padding: var(--space-4) var(--space-2);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

/* Main content area — offset by sidebar */
.main-content {
  margin-left: var(--sidebar-width);
  padding: var(--space-8);
  min-height: 100vh;
}


/* ─────────────────────────────────────────────
   § 10. TABLES
   ───────────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  border: none !important;
  background: transparent !important;
  box-shadow: none !important;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

table.data-table th {
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-weight: 600;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

table.data-table th:first-child {
  border-top-left-radius: var(--radius-card);
}

table.data-table th:last-child {
  border-top-right-radius: var(--radius-card);
}

table.data-table td {
  padding: 14px 16px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

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

table.data-table tr:hover td {
  background: rgba(99, 102, 241, 0.04);
  transition: background var(--transition-fast);
}

table.data-table tr td:first-child {
  font-weight: 500;
}


/* ─────────────────────────────────────────────
   § 11. MODALS
   ───────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: relative;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-elevated);
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-bounce);
  z-index: calc(var(--z-modal) + 1);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-subtle);
}

.modal-header h3 {
  margin-bottom: 0;
  font-size: var(--font-size-lg);
}

.modal-close:not(.btn) {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: var(--font-size-xl);
  cursor: pointer;
  border-radius: var(--radius-input);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal-close:not(.btn):hover {
  background: rgba(0, 0, 0, 0.1);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-subtle);
}


/* ─────────────────────────────────────────────
   § 12. TOAST NOTIFICATIONS
   ───────────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-4));
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 14px 20px;
  min-width: 320px;
  max-width: 440px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-elevated);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  pointer-events: auto;
  animation: slideInRight var(--transition-slow) ease forwards;
  border-left: 4px solid var(--text-disabled);
}

.toast-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--font-size-lg);
  padding: 0 0 0 var(--space-3);
  transition: color var(--transition-fast);
}

.toast-close:hover {
  color: var(--text-primary);
}

.toast-success {
  border-left-color: var(--color-success);
}

.toast-error {
  border-left-color: var(--color-danger);
}

.toast-info {
  border-left-color: var(--color-info);
}

.toast-warning {
  border-left-color: var(--color-warning);
}

.toast.removing {
  animation: slideOutRight var(--transition-base) ease forwards;
}


/* ─────────────────────────────────────────────
   § 13. STAT CARDS
   ───────────────────────────────────────────── */
.stat-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  border-top: 3px solid;
  border-image: var(--accent-gradient) 1;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 0 var(--space-4);
  transition: transform var(--transition-base);
}

.stat-card .stat-icon {
  grid-column: 1;
  grid-row: 1 / 3;
}

.stat-card .stat-value {
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  text-align: right;
}

.stat-card .stat-label {
  grid-column: 2;
  grid-row: 2;
  justify-self: end;
  text-align: right;
}

.stat-card:hover {
  transform: translateY(-4px);
}

.stat-value {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.stat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-card);
  background: rgba(239, 68, 68, 0.1);
  color: var(--accent-gradient);
  font-size: var(--font-size-xl);
  flex-shrink: 0;
}


/* ─────────────────────────────────────────────
   § 14. BADGES
   ───────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-badge);
  white-space: nowrap;
  line-height: 1.5;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
  background: rgba(59, 130, 246, 0.15);
  color: var(--color-info);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.3);
}


/* ─────────────────────────────────────────────
   § 15. HERO SECTION
   ───────────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px var(--space-6) 80px;
  overflow: hidden;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, #f1f5f9, #c4b5fd, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Floating gradient orbs for hero background */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: pulse 6s ease-in-out infinite;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--accent-indigo);
  top: 10%;
  left: 10%;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: var(--accent-violet);
  bottom: 20%;
  right: 15%;
  animation-delay: 2s;
}


/* ─────────────────────────────────────────────
   § 16. PRICING CARDS
   ───────────────────────────────────────────── */
.pricing-section {
  padding: var(--space-16) 0;
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.pricing-toggle span {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-weight: 500;
}

.pricing-toggle span.active {
  color: var(--text-primary);
}

.pricing-toggle-switch {
  position: relative;
  width: 48px;
  height: 26px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  cursor: pointer;
  border: 1px solid var(--border-subtle);
  transition: background var(--transition-base);
}

.pricing-toggle-switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: var(--accent-gradient);
  border-radius: 50%;
  transition: transform var(--transition-base);
}

.pricing-toggle-switch.annual::after {
  transform: translateX(22px);
}

.pricing-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-elevated);
}

.pricing-card.featured {
  border-color: var(--accent-purple);
  transform: scale(1.05);
  box-shadow: var(--shadow-elevated), var(--shadow-glow-purple);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-header {
  margin-bottom: var(--space-6);
}

.pricing-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.pricing-price {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.pricing-period {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.pricing-features {
  text-align: left;
  margin: var(--space-8) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.pricing-features li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
  font-size: var(--font-size-xs);
  flex-shrink: 0;
}

.pricing-badge {
  display: inline-block;
  padding: 4px 14px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--accent-gradient);
  color: #ffffff;
  border-radius: var(--radius-badge);
  margin-bottom: var(--space-4);
}


/* ─────────────────────────────────────────────
   § 17. TABS
   ───────────────────────────────────────────── */
.tab-nav {
  display: flex;
  border-bottom: 1px solid var(--border-subtle);
  gap: var(--space-1);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tab-btn {
  padding: 12px 20px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent-purple);
  background-image: var(--accent-gradient);
  background-clip: padding-box;
  border-image: var(--accent-gradient) 1;
  border-image-slice: 1;
  /* Reset to just bottom border gradient */
  border-top: none;
  border-left: none;
  border-right: none;
}

.tab-content {
  padding-top: var(--space-6);
}

.tab-pane {
  display: none;
  animation: fadeIn var(--transition-base) ease;
}

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


/* ─────────────────────────────────────────────
   § 18. PAGE HEADER & UNIFIED BANNER SYSTEM
   ───────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: 0;
}

.page-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--space-1);
  margin-bottom: 0;
}

/* ── Unified Refined Vector Icon Page Header System (Option C) ── */
.page-header-container {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem 2.25rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.page-header-container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -5%;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.page-header-main {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  max-width: 820px;
  flex: 1;
  min-width: 280px;
  position: relative;
  z-index: 1;
}
.page-header-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #6366f1;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.12);
  margin-top: 0.1rem;
}
.page-header-icon-box svg {
  width: 24px;
  height: 24px;
  stroke-width: 2;
}
.page-header-text {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.page-header-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6366f1;
  margin: 0;
  line-height: 1.2;
}
.page-header-title {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.25;
  letter-spacing: -0.03em;
}
.page-header-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin: 0;
  max-width: 720px;
  line-height: 1.6;
  font-weight: 400;
}
.page-header-aside {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.header-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 6px 14px;
  border-radius: 100px;
}
.header-status-badge .status-pulse {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981;
  animation: pulse-green 2s infinite;
}
@keyframes pulse-green {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}
@media (max-width: 640px) {
  .page-header-container {
    padding: 1.25rem 1.5rem;
    flex-direction: column;
    align-items: flex-start;
  }
  .page-header-main {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-header-aside {
    width: 100%;
    justify-content: flex-start;
  }
}


/* ─────────────────────────────────────────────
   § 19. ALERTS
   ───────────────────────────────────────────── */
.alert {
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-input);
  border-left: 4px solid;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-left-color: var(--color-success);
  color: var(--color-success);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border-left-color: var(--color-danger);
  color: var(--color-danger);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border-left-color: var(--color-info);
  color: var(--color-info);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-left-color: var(--color-warning);
  color: var(--color-warning);
}


/* ─────────────────────────────────────────────
   § 20. AUTH PAGES
   ───────────────────────────────────────────── */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  max-width: 440px;
  margin: 0 auto;
  padding: var(--space-6);
}

.auth-card {
  width: 100%;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  padding: 40px;
  box-shadow: var(--shadow-elevated);
}

.auth-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.auth-header .logo {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-2);
}

.auth-header p {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.auth-footer {
  text-align: center;
  margin-top: var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.auth-footer a {
  color: var(--accent-purple);
  font-weight: 500;
}

.auth-footer a:hover {
  color: var(--accent-violet);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  color: var(--text-disabled);
  font-size: var(--font-size-xs);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}


/* ─────────────────────────────────────────────
   § 21. KEYFRAME ANIMATIONS
   ───────────────────────────────────────────── */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideOutRight {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.5;
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ─────────────────────────────────────────────
   § 22. ANIMATION UTILITY CLASSES
   ───────────────────────────────────────────── */
.fade-in {
  animation: fadeIn var(--transition-slow) ease forwards;
}

.slide-up {
  animation: slideUp var(--transition-slow) ease forwards;
}

/* Staggered animation delays */
.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 200ms; }
.delay-3 { animation-delay: 300ms; }
.delay-4 { animation-delay: 400ms; }
.delay-5 { animation-delay: 500ms; }

/* Scroll-triggered animation helper: start hidden */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Loading shimmer skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-elevated) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-input);
}

.skeleton-text {
  height: 14px;
  margin-bottom: var(--space-2);
  border-radius: 4px;
}

.skeleton-title {
  height: 24px;
  width: 60%;
  margin-bottom: var(--space-4);
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

/* Spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-subtle);
  border-top-color: var(--accent-purple);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.spinner-lg {
  width: 40px;
  height: 40px;
  border-width: 4px;
}


/* ─────────────────────────────────────────────
   § 23. TEXT UTILITIES
   ───────────────────────────────────────────── */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }

.text-muted {
  color: var(--text-muted) !important;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-success { color: var(--color-success) !important; }
.text-danger  { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-info    { color: var(--color-info) !important; }

.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-lg { font-size: var(--font-size-lg); }

.font-bold   { font-weight: 700; }
.font-medium { font-weight: 500; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


/* ─────────────────────────────────────────────
   § 24. SPACING UTILITIES
   ───────────────────────────────────────────── */
.mt-1 { margin-top: var(--space-2); }
.mt-2 { margin-top: var(--space-4); }
.mt-3 { margin-top: var(--space-6); }
.mt-4 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-2); }
.mb-2 { margin-bottom: var(--space-4); }
.mb-3 { margin-bottom: var(--space-6); }
.mb-4 { margin-bottom: var(--space-8); }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

.p-1 { padding: var(--space-2); }
.p-2 { padding: var(--space-4); }
.p-3 { padding: var(--space-6); }
.p-4 { padding: var(--space-8); }

.py-2 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.px-2 { padding-left: var(--space-4); padding-right: var(--space-4); }

.gap-1 { gap: var(--space-2); }
.gap-2 { gap: var(--space-4); }
.gap-3 { gap: var(--space-6); }


/* ─────────────────────────────────────────────
   § 25. DISPLAY UTILITIES
   ───────────────────────────────────────────── */
.hidden  { display: none !important; }
.visible { display: block !important; }
.flex    { display: flex; }
.block   { display: block; }
.inline  { display: inline; }
.inline-flex { display: inline-flex; }

.w-full { width: 100%; }

.relative { position: relative; }

.overflow-hidden { overflow: hidden; }
.overflow-auto   { overflow: auto; }


/* ─────────────────────────────────────────────
   § 26. AVATARS & USER UI
   ───────────────────────────────────────────── */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-glass);
}

.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 56px; height: 56px; }

.avatar-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: #ffffff;
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.user-info .name {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
}

.user-info .role {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}


/* ─────────────────────────────────────────────
   § 27. EMPTY STATE
   ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-6);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  opacity: 0.4;
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  max-width: 400px;
  margin: 0 auto var(--space-6);
}


/* ─────────────────────────────────────────────
   § 28. DROPDOWN MENUS
   ───────────────────────────────────────────── */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-input);
  box-shadow: var(--shadow-elevated);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.dropdown-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 16px;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-item:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: var(--space-1) 0;
}


/* ─────────────────────────────────────────────
   § 29. PAGINATION
   ───────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-8);
}

.pagination-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-input);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-btn:hover {
  border-color: var(--accent-purple);
  color: var(--text-primary);
}

.pagination-btn.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #ffffff;
}

.pagination-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}


/* ─────────────────────────────────────────────
   § 30. SEARCH & FILTER BAR
   ───────────────────────────────────────────── */
.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-input);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-bar:focus-within {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.search-bar input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
}

.search-bar input::placeholder {
  color: var(--text-disabled);
}

.search-bar .search-icon {
  color: var(--text-disabled);
  font-size: var(--font-size-base);
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}


/* ─────────────────────────────────────────────
   § 31. FEATURES / ICON GRID
   ───────────────────────────────────────────── */
.feature-card {
  text-align: center;
  padding: var(--space-8);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-card);
  background: var(--accent-gradient);
  color: #ffffff;
  font-size: 1.5rem;
  margin-bottom: var(--space-6);
}

.feature-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.feature-desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
}


/* ─────────────────────────────────────────────
   § 32. FOOTER
   ───────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-12) 0 var(--space-8);
  background: rgba(255, 255, 255, 0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-brand {
  font-size: var(--font-size-xl);
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
}

.footer-desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  max-width: 300px;
}

.footer-heading {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--text-disabled);
}


/* ─────────────────────────────────────────────
   § 33. CONFIRM MODAL (Custom)
   ───────────────────────────────────────────── */
#confirmModal .modal-body {
  text-align: center;
  padding: var(--space-8);
}

#confirmModal .confirm-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
  font-size: 1.75rem;
  margin-bottom: var(--space-4);
}

#confirmModal .confirm-message {
  font-size: var(--font-size-base);
  color: var(--text-primary);
  margin-bottom: 0;
}


/* ─────────────────────────────────────────────
   § 34. APP CARDS (Catalog)
   ───────────────────────────────────────────── */
.app-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.app-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated);
}

.app-card-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-subtle);
}

.app-card-body {
  padding: var(--space-6);
}

.app-card-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.app-card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.app-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-subtle);
}

.app-card-price {
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}


/* ─────────────────────────────────────────────
   § 35. PROGRESS BAR
   ───────────────────────────────────────────── */
.progress-bar-container {
  width: 100%;
  height: 8px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}


/* ─────────────────────────────────────────────
   § 36. TOOLTIPS
   ───────────────────────────────────────────── */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 12px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  pointer-events: none;
  z-index: 50;
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}


/* ─────────────────────────────────────────────
   § 37. RESPONSIVE — TABLET (max-width: 1024px)
   ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  /* Sidebar collapses off-screen */
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-overlay.active {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: calc(var(--z-sidebar) - 1);
  }

  .mobile-top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background: #ffffff;
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: calc(var(--z-sidebar) - 2);
  }

  .mobile-top-bar .nav-brand {
    font-size: var(--font-size-lg);
    font-weight: 800;
    color: var(--accent-purple);
  }

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

  /* Grid adjustments */
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Show mobile menu toggle */
  .mobile-menu-toggle {
    display: flex;
  }

  /* Navbar adjustments */
  .nav-menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--space-6);
    gap: var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base);
    z-index: 200;
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .nav-menu .nav-links {
    flex-direction: column;
    width: 100%;
  }

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

  /* Footer adjustments */
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Pricing featured card reset */
  .pricing-card.featured {
    transform: scale(1);
  }

  .pricing-card.featured:hover {
    transform: translateY(-8px);
  }
}


/* ─────────────────────────────────────────────
   § 38. RESPONSIVE — MOBILE (max-width: 768px)
   ───────────────────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --font-size-base: 0.9375rem;
  }

  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  /* All multi-column grids → single column */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  #stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .auth-card {
    padding: 1.5rem;
  }

  .glass-card, .glass-card-darker {
    padding: var(--space-4);
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
    border-left: none;
    border-right: none;
    border-radius: 0;
  }

  .table-container {
    -webkit-overflow-scrolling: touch;
  }
  
  .hero-section {
    padding: 80px var(--space-4) 40px !important;
  }
  
  .section {
    padding: 3rem 0 !important;
  }

  /* Page header stacks */
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Hero adjustments */
  .hero-section {
    min-height: auto;
    padding: var(--space-12) var(--space-4);
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-base);
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta .btn {
    width: 100%;
  }

  /* Heading sizes */
  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  h3 { font-size: var(--font-size-xl); }

  /* Modal full-width */
  .modal {
    width: 95%;
    max-height: 85vh;
  }

  /* Toast adjustments */
  .toast-container {
    left: var(--space-4);
    right: var(--space-4);
  }

  .toast {
    min-width: auto;
    max-width: none;
  }

  /* Table adjustments for mobile */
  .table-container {
    border: none;
    box-shadow: none;
    border-radius: 0;
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
    width: calc(100% + 2 * var(--space-4));
  }

  /* Compact forms on mobile */
  .form-group {
    margin-bottom: var(--space-3);
  }
  
  .form-label {
    margin-bottom: 2px;
    font-size: 10px;
  }
  
  .form-input {
    padding: 8px 12px;
  }
  
  textarea.form-input {
    min-height: 80px;
    height: 80px;
  }

  /* Tabs scroll */
  .tab-nav {
    gap: 0;
  }

  .tab-btn {
    padding: 10px 14px;
    font-size: var(--font-size-xs);
  }

  /* Stat cards stack */
  .stat-card {
    padding: var(--space-4);
  }

  .stat-value {
    font-size: var(--font-size-2xl);
  }

  /* Footer stacks */
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }

  /* Button adjustments */
  .btn-lg {
    padding: 12px 24px;
    font-size: var(--font-size-base);
  }

  /* Filter bar stacks */
  .filter-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px !important;
  }

  /* Form rows stack */
  .form-row {
    flex-direction: column;
    gap: 0;
  }

  /* Flex utilities stack */
  .flex-between {
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: 10px !important;
  }
  
  /* Additional vertical space savers */
  .mb-4 {
    margin-bottom: var(--space-4) !important;
  }
  .glass-card {
    margin-top: 15px !important;
  }

  /* Pricing toggle */
  .pricing-toggle {
    flex-direction: column;
    gap: var(--space-2);
  }
}


/* ─────────────────────────────────────────────
   § 39. PRINT STYLES
   ───────────────────────────────────────────── */
@media print {
  .sidebar,
  .nav-bar,
  .toast-container,
  .modal-overlay,
  .btn,
  .mobile-menu-toggle {
    display: none !important;
  }

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

  body {
    background: #ffffff;
    color: #000000;
  }

  .glass-card,
  .glass-card-darker {
    background: #ffffff;
    border: 1px solid #dddddd;
    box-shadow: none;
  }
}
.site-footer a:hover { color: #ef4444 !important; }

/* ─────────────────────────────────────────────
   § 39. MODAL & AUTH UI
   ───────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.auth-container {
  width: 100%;
  max-width: 440px;
  padding: 1rem;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-overlay.active .auth-container {
  transform: translateY(0);
}

.auth-card {
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  padding: 2.5rem;
  position: relative;
  border: 1px solid #e2e8f0;
}

.auth-close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: #94a3b8;
  cursor: pointer;
  transition: color 0.2s;
}

.auth-close:hover {
  color: #0f172a;
}

.auth-header {
  text-align: center;
  padding-bottom: 1rem;
  margin-bottom: 0;
}

.auth-header h1 {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.auth-header p {
  color: #64748b;
  font-size: 0.95rem;
}

/* Tab Toggle */
.auth-tabs {
  display: flex;
  margin-bottom: 2rem;
  border-radius: 12px;
  background: #f1f5f9;
  padding: 0.25rem;
}

.auth-tab-btn {
  flex: 1;
  padding: 0.75rem;
  text-align: center;
  background: transparent;
  border: none;
  color: #64748b;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  transition: all 0.2s ease;
}

.auth-tab-btn.active {
  background: #ffffff;
  color: #ef4444;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.auth-tab-btn:hover:not(.active) {
  color: #1e293b;
}

/* Form Panel Visibility */
.auth-form-panel {
  display: none;
  animation: fadeSlideIn 0.35s ease;
}

.auth-form-panel.active {
  display: block;
}

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

.auth-alert {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  display: none;
}
.auth-alert.error { background: #fef2f2; color: #b91c1c; border: 1px solid #f87171; }
.auth-alert.success { background: #f0fdf4; color: #15803d; border: 1px solid #4ade80; }