/* ═══════════════════════════════════════════════════════════════════
   client/src/styles/components.css
   Premium SaaS Components
   ═══════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Typography ────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 { 
  font-weight: 700; 
  line-height: 1.2; 
  letter-spacing: -0.02em; 
  color: var(--text); 
}
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); letter-spacing: -0.03em; font-weight: 800; }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); margin-bottom: var(--space-4); letter-spacing: -0.02em;}
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); font-weight: 700; }
h4 { font-size: 1.25rem; font-weight: 600; }
p  { color: var(--text-muted); font-size: 1rem; line-height: 1.6; font-weight: 400; }

a { color: var(--primary); text-decoration: none; font-weight: 600; transition: color var(--transition); }
a:hover { color: var(--primary-hover); }

/* ── Layout helpers ────────────────────────────────────────────────── */
.container       { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-5); position: relative; z-index: 1; }
.container-sm    { max-width: 640px;  margin: 0 auto; padding: 0 var(--space-5); position: relative; z-index: 1; }
.container-md    { max-width: 896px;  margin: 0 auto; padding: 0 var(--space-5); position: relative; z-index: 1; }
.section         { padding: var(--space-10) 0; }

/* ── Modern Card ───────────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-sm { padding: var(--space-4); border-radius: var(--radius); }

/* ── Buttons ───────────────────────────────────────────────────────── */
.btn, .btn-primary, .btn-secondary, .btn-outline, .btn-danger, .btn-new, .btn-white, .btn-upgrade {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px 20px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
  border: 1px solid transparent;
}
.btn:focus-visible, .btn-primary:focus-visible, .btn-outline:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--primary-ring);
}
.btn:disabled, .btn-primary:disabled, .btn-secondary:disabled, .btn-outline:disabled, .btn-danger:disabled, .btn-new:disabled, .btn-white:disabled, .btn-upgrade:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
.btn svg, .btn-primary svg, .btn-secondary svg, .btn-outline svg, .btn-danger svg, .btn-new svg, .btn-white svg, .btn-upgrade svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke-width: 2.25;
}
.btn:active, .btn-primary:active, .btn-secondary:active, .btn-outline:active, .btn-danger:active, .btn-new:active, .btn-white:active, .btn-upgrade:active { 
  transform: scale(0.97);
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--surface-subtle);
  color: var(--text);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background: var(--border-color);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-color);
}
.btn-outline:hover {
  background: var(--surface-subtle);
}

.btn-new {
  background: var(--primary);
  color: #ffffff;
}
.btn-new:hover {
  background: var(--primary-hover);
}

.btn-white {
  background: #ffffff;
  color: #0f172a;
  border-color: #e2e8f0;
  box-shadow: var(--shadow-sm);
}
.btn-white:hover {
  background: #f8fafc;
}

.btn-upgrade.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #ffffff;
  border: none;
  box-shadow: var(--shadow-primary);
}
.btn-upgrade.primary:hover {
  box-shadow: var(--shadow-primary-hover);
  transform: translateY(-1px);
}
.btn-upgrade.outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-upgrade.outline:hover {
  background: var(--primary-subtle);
}

.btn-danger { 
  background: var(--accent-red); 
  color: white; 
}
.btn-danger:hover { 
  background: #dc2626; 
}

.btn-sm { padding: 6px 12px; font-size: 0.85rem; border-radius: var(--radius-sm); }
.btn-lg { padding: 14px 28px; font-size: 1.05rem; border-radius: var(--radius-lg); }

.btn-action {
  padding: 6px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.btn-action:hover {
  background: var(--surface-subtle);
  color: var(--text);
  border-color: var(--text-subtle);
}
.btn-action-accent {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-subtle);
}
.btn-action-accent:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}
.btn-action-delete {
  border-color: var(--accent-red);
  color: var(--accent-red);
  background: transparent;
}
.btn-action-delete:hover {
  background: var(--accent-red);
  color: #ffffff;
  border-color: var(--accent-red);
}


/* ── Modern Inputs ─────────────────────────────────────────────────── */
.input, .select, .textarea {
  width: 100%;
  padding: 10px 16px;
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all var(--transition);
  outline: none;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.02);
}
.input:focus, .select:focus, .textarea:focus {
  background: var(--card-bg);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-ring);
}
.input::placeholder { color: var(--text-subtle); }
.textarea { resize: vertical; min-height: 120px; }

.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4); }
.label { font-size: 0.875rem; font-weight: 600; color: var(--text-muted); }

/* ── Table (Modern style) ──────────────────────────────────────────── */
.table-wrapper { 
  overflow-x: auto; 
  border-radius: var(--radius-lg); 
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  box-shadow: var(--shadow-sm);
}
table { width: 100%; border-collapse: collapse; text-align: left; }
th {
  padding: var(--space-3) var(--space-5);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-subtle);
  background: var(--surface-subtle);
  border-bottom: var(--border-width) solid var(--border-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
td {
  padding: var(--space-4) var(--space-5);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  border-bottom: var(--border-width) solid var(--border-color);
}
tr:last-child td { border-bottom: none; }
tbody tr { transition: background var(--transition); }
tbody tr:hover { background: var(--surface-subtle); }

/* ── Stat card ─────────────────────────────────────────────────────── */
.stat-card {
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.stat-card .stat-label { font-size: 0.875rem; font-weight: 600; color: var(--text-subtle); margin-bottom: var(--space-2); }
.stat-card .stat-value, .stat-val, .stat-number { font-size: 2.25rem; font-weight: 700; color: var(--text); line-height: 1; letter-spacing: -0.02em;}

/* ── Badge ─────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.badge-pro { background: var(--primary-subtle); color: var(--primary); }
.badge-free { background: var(--surface-subtle); color: var(--text-muted); }
.badge-success { background: #d1fae5; color: #059669; }
[data-theme='dark'] .badge-success { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.badge-warning { background: #fef3c7; color: #d97706; }
[data-theme='dark'] .badge-warning { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }

/* ── Skeleton Loader ───────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface-subtle) 25%, var(--border-color) 50%, var(--surface-subtle) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Utility ───────────────────────────────────────────────────────── */
.text-center { text-align: center; }
.w-full { width: 100%; }
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-5); }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--space-5); }

/* ── Generator-specific Components ────────────────────────────────── */
.type-card {
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.type-card:hover {
  border-color: var(--primary);
  background: var(--surface-subtle);
}
.type-card.active {
  background: var(--primary-subtle);
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}
.type-icon {
  width: 24px;
  height: 24px;
  color: var(--text-subtle);
  stroke-width: 2;
  margin: 0 auto;
  transition: color var(--transition);
}
.type-card.active .type-icon {
  color: var(--primary);
}
.type-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition);
}
.type-card.active .type-label {
  color: var(--primary);
}

.qr-preview {
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  min-height: 420px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.watermark {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-4);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-subtle);
}
.pro-badge {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #ffffff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-block;
  margin-left: var(--space-2);
  box-shadow: var(--shadow-sm);
}

.template-btn {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: var(--border-width) solid var(--border-color);
  background: var(--card-bg);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.template-btn:hover {
  border-color: var(--text-muted);
  color: var(--text);
  background: var(--surface-subtle);
}
.template-btn.active {
  background: var(--text);
  color: var(--card-bg);
  border-color: var(--text);
}
.template-btn.active .lucide-icon {
  color: var(--card-bg);
}

/* ── Admin Tab Page components ──────────────────────────────────────── */
.tabs {
  display: flex;
  gap: var(--space-4);
  border-bottom: var(--border-width) solid var(--border-color);
  padding-bottom: 0;
  margin-bottom: var(--space-6);
  overflow-x: auto;
}
.tab {
  padding: 10px 4px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-subtle);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: calc(-1 * var(--border-width));
  transition: all var(--transition);
}
.tab:hover {
  color: var(--text);
}
.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Page show/hide */
.page { display: none; }
.page.active { display: block; animation: fadeIn 0.3s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Toast Notifications ────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--card-bg);
  color: var(--text);
  padding: 12px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
  font-weight: 500;
  animation: slideInUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.toast.success { border-left: 4px solid var(--accent-green); }
.toast.error { border-left: 4px solid var(--accent-red); }
.toast.info { border-left: 4px solid var(--primary); }
.toast-icon { width: 18px; height: 18px; flex-shrink: 0; }
.toast.success .toast-icon { color: var(--accent-green); }
.toast.error .toast-icon { color: var(--accent-red); }
.toast.info .toast-icon { color: var(--primary); }

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

/* ── Analytics Layouts ──────────────────────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}
@media (min-width: 992px) {
  .chart-full {
    grid-column: span 2;
  }
}
.chart-card {
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.chart-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}
.chart-wrap {
  position: relative;
  height: 280px;
  width: 100%;
}
.date-tabs {
  display: inline-flex;
  background: var(--surface-subtle);
  padding: 4px;
  border-radius: var(--radius);
  margin-bottom: var(--space-6);
  border: 1px solid var(--border-color);
}
.date-tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--text-subtle);
  cursor: pointer;
  transition: all var(--transition);
}
.date-tab:hover {
  color: var(--text);
}
.date-tab.active {
  background: var(--card-bg);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-10) 0;
  color: var(--text-subtle);
  font-weight: 500;
}
.spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Neubrutalist Component Overrides ──────────────────────────────── */
[data-style='neubrutalist'] .card,
[data-style='neubrutalist'] .btn,
[data-style='neubrutalist'] .btn-primary,
[data-style='neubrutalist'] .btn-secondary,
[data-style='neubrutalist'] .btn-outline,
[data-style='neubrutalist'] .btn-danger,
[data-style='neubrutalist'] .btn-new,
[data-style='neubrutalist'] .btn-white,
[data-style='neubrutalist'] .btn-upgrade,
[data-style='neubrutalist'] .input,
[data-style='neubrutalist'] .select,
[data-style='neubrutalist'] .textarea,
[data-style='neubrutalist'] .table-wrapper,
[data-style='neubrutalist'] .stat-card,
[data-style='neubrutalist'] .badge,
[data-style='neubrutalist'] .type-card,
[data-style='neubrutalist'] .qr-preview,
[data-style='neubrutalist'] .template-btn {
  border: var(--border-width) solid var(--border-color) !important;
  box-shadow: var(--shadow-offset) var(--shadow-offset) 0px var(--border-color) !important;
  border-radius: var(--radius-lg) !important;
}
[data-style='neubrutalist'] .btn:active,
[data-style='neubrutalist'] .btn-primary:active,
[data-style='neubrutalist'] .btn-secondary:active,
[data-style='neubrutalist'] .btn-outline:active,
[data-style='neubrutalist'] .btn-danger:active,
[data-style='neubrutalist'] .btn-new:active,
[data-style='neubrutalist'] .btn-white:active,
[data-style='neubrutalist'] .btn-upgrade:active,
[data-style='neubrutalist'] .type-card:active,
[data-style='neubrutalist'] .template-btn:active {
  transform: translate(calc(var(--shadow-offset) - 1px), calc(var(--shadow-offset) - 1px)) !important;
  box-shadow: 1px 1px 0px var(--border-color) !important;
}

/* ── Minimal Component Overrides ────────────────────────────────────── */
[data-style='minimal'] .card,
[data-style='minimal'] .btn,
[data-style='minimal'] .input,
[data-style='minimal'] .select,
[data-style='minimal'] .textarea,
[data-style='minimal'] .table-wrapper,
[data-style='minimal'] .stat-card,
[data-style='minimal'] .badge,
[data-style='minimal'] .type-card,
[data-style='minimal'] .qr-preview,
[data-style='minimal'] .template-btn {
  border-radius: var(--radius-lg) !important;
  border-width: 1px !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.02) !important;
  transition: all 0.2s ease !important;
}
[data-style='minimal'] .card:hover,
[data-style='minimal'] .stat-card:hover,
[data-style='minimal'] .type-card:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08) !important;
}

/* ── Glassmorphism Component Overrides ───────────────────────────────── */
[data-style='glassmorphism'] .card,
[data-style='glassmorphism'] .btn,
[data-style='glassmorphism'] .input,
[data-style='glassmorphism'] .select,
[data-style='glassmorphism'] .textarea,
[data-style='glassmorphism'] .table-wrapper,
[data-style='glassmorphism'] .stat-card,
[data-style='glassmorphism'] .badge,
[data-style='glassmorphism'] .type-card,
[data-style='glassmorphism'] .qr-preview,
[data-style='glassmorphism'] .template-btn {
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
  border-width: 1px !important;
  background: var(--card-bg) !important;
  border-color: var(--border-color) !important;
}
[data-style='glassmorphism'] .card:hover,
[data-style='glassmorphism'] .stat-card:hover,
[data-style='glassmorphism'] .type-card:hover {
  transform: translateY(-4px) !important;
  border-color: rgba(255, 255, 255, 0.15) !important;
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.4) !important;
}

/* ── Cyberpunk Component Overrides ───────────────────────────────────── */
[data-style='cyberpunk'] .card,
[data-style='cyberpunk'] .btn,
[data-style='cyberpunk'] .input,
[data-style='cyberpunk'] .select,
[data-style='cyberpunk'] .textarea,
[data-style='cyberpunk'] .table-wrapper,
[data-style='cyberpunk'] .stat-card,
[data-style='cyberpunk'] .badge,
[data-style='cyberpunk'] .type-card,
[data-style='cyberpunk'] .qr-preview,
[data-style='cyberpunk'] .template-btn {
  border-radius: 0px !important;
  border: var(--border-width) solid var(--border-color) !important;
  box-shadow: var(--shadow-offset) var(--shadow-offset) 0px var(--shadow-color) !important;
  background: var(--card-bg) !important;
  color: var(--text) !important;
}
[data-style='cyberpunk'] .btn {
  background: transparent !important;
  color: var(--text-muted) !important;
  border-color: var(--text-muted) !important;
}
[data-style='cyberpunk'] .btn:hover {
  background: var(--text-muted) !important;
  color: #000000 !important;
  box-shadow: none !important;
  transform: translate(2px, 2px) !important;
}