/* ═══════════════════════════════════════════════════════════════
   SG Tech Pro Solutions — Main Stylesheet
   Design System: CSS Variables + Tailwind CDN + Custom Components
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ─── CSS Custom Properties (Light Mode) ─────────────────────── */
:root {
  /* Primary Brand Color — Admin Configurable */
  --color-primary:         #7C3AED;
  --color-primary-50:      #F5F3FF;
  --color-primary-100:     #EDE9FE;
  --color-primary-200:     #DDD6FE;
  --color-primary-300:     #C4B5FD;
  --color-primary-400:     #A78BFA;
  --color-primary-500:     #8B5CF6;
  --color-primary-600:     #7C3AED;
  --color-primary-700:     #6D28D9;
  --color-primary-800:     #5B21B6;
  --color-primary-900:     #4C1D95;

  /* Secondary */
  --color-secondary:       #06B6D4;
  --color-accent:          #F59E0B;

  /* Neutral Scale */
  --color-bg:              #FFFFFF;
  --color-bg-2:            #F8F7FF;
  --color-bg-3:            #F1EFFF;
  --color-surface:         #FFFFFF;
  --color-surface-2:       #F9FAFB;
  --color-border:          #E5E7EB;
  --color-border-2:        #D1D5DB;

  /* Text */
  --color-text:            #111827;
  --color-text-2:          #374151;
  --color-text-3:          #6B7280;
  --color-text-muted:      #9CA3AF;
  --color-text-inverse:    #FFFFFF;

  /* Status */
  --color-success:         #10B981;
  --color-warning:         #F59E0B;
  --color-danger:          #EF4444;
  --color-info:            #3B82F6;

  /* Shadows */
  --shadow-sm:    0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md:    0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg:    0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl:    0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-glow:  0 0 30px rgb(124 58 237 / 0.3);
  --shadow-card:  0 8px 32px rgb(124 58 237 / 0.08);

  /* Radii — 8px grid */
  --radius-sm:    4px;
  --radius-md:    8px;
  --radius-lg:    12px;
  --radius-xl:    16px;
  --radius-2xl:   24px;
  --radius-full:  9999px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Typography */
  --font-sans:    'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing (8px grid) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-8: 64px;
  --space-10: 80px;
  --space-12: 96px;

  /* Z-index */
  --z-dropdown:  1000;
  --z-sticky:    1020;
  --z-fixed:     1030;
  --z-modal:     1050;
  --z-tooltip:   1070;
  --z-toast:     1090;
}

/* ─── Dark Mode ──────────────────────────────────────────────── */
[data-theme="dark"] {
  --color-bg:            #0F0A1A;
  --color-bg-2:          #1A1030;
  --color-bg-3:          #221840;
  --color-surface:       #1A1030;
  --color-surface-2:     #221840;
  --color-border:        #2D2050;
  --color-border-2:      #3D2D70;

  --color-text:          #F9FAFB;
  --color-text-2:        #E5E7EB;
  --color-text-3:        #9CA3AF;
  --color-text-muted:    #6B7280;
  --color-text-inverse:  #111827;

  --shadow-card:  0 8px 32px rgb(0 0 0 / 0.4);
  --shadow-glow:  0 0 40px rgb(124 58 237 / 0.4);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

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

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-700); }

/* ─── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 3vw, 2rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p { color: var(--color-text-2); line-height: 1.75; }

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Layout Containers ──────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-2);
}

.container-sm { max-width: 768px; }
.container-lg { max-width: 1440px; }

.section {
  padding: var(--space-10) 0;
}

.section-sm { padding: var(--space-6) 0; }
.section-lg { padding: var(--space-12) 0; }

/* ─── Grid System ────────────────────────────────────────────── */
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.grid-4 { grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.grid-6 { grid-template-columns: repeat(6, 1fr); gap: var(--space-2); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { flex-direction: column; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-lg);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-700) 100%);
  color: #fff;
  box-shadow: 0 4px 15px rgb(124 58 237 / 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgb(124 58 237 / 0.5);
  color: #fff;
}

.btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--color-secondary);
  color: #fff;
  box-shadow: 0 4px 15px rgb(6 182 212 / 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-2);
}

.btn-ghost:hover {
  background: var(--color-bg-2);
  color: var(--color-text);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
}

.btn-success {
  background: var(--color-success);
  color: #fff;
}

.btn-sm { padding: 8px 16px; font-size: 0.875rem; border-radius: var(--radius-md); }
.btn-lg { padding: 16px 32px; font-size: 1rem; border-radius: var(--radius-xl); }
.btn-xl { padding: 18px 40px; font-size: 1.125rem; border-radius: var(--radius-xl); }
.btn-icon { padding: 10px; border-radius: var(--radius-md); }
.btn-full { width: 100%; justify-content: center; }

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* ─── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.card-glass {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .card-glass {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

.card-3d {
  transform-style: preserve-3d;
  perspective: 1000px;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.card-3d:hover {
  transform: translateY(-8px) rotateX(4deg);
  box-shadow: 0 24px 48px rgb(124 58 237 / 0.2);
}

/* ─── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: var(--space-2); }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-2);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-surface-2);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgb(124 58 237 / 0.15);
}

.form-control::placeholder { color: var(--color-text-muted); }

select.form-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236B7280' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.form-error { color: var(--color-danger); font-size: 0.8125rem; margin-top: 4px; }

/* ─── Badges ─────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.badge-primary   { background: var(--color-primary-100); color: var(--color-primary-800); }
.badge-success   { background: #D1FAE5; color: #065F46; }
.badge-warning   { background: #FEF3C7; color: #92400E; }
.badge-danger    { background: #FEE2E2; color: #991B1B; }
.badge-info      { background: #DBEAFE; color: #1E40AF; }
.badge-secondary { background: var(--color-bg-3); color: var(--color-text-3); }

[data-theme="dark"] .badge-success  { background: rgba(16, 185, 129, 0.2); color: #6EE7B7; }
[data-theme="dark"] .badge-warning  { background: rgba(245, 158, 11, 0.2); color: #FCD34D; }
[data-theme="dark"] .badge-danger   { background: rgba(239, 68, 68, 0.2); color: #FCA5A5; }
[data-theme="dark"] .badge-info     { background: rgba(59, 130, 246, 0.2); color: #93C5FD; }
[data-theme="dark"] .badge-primary  { background: rgba(124, 58, 237, 0.2); color: var(--color-primary-300); }

/* ─── Navigation ─────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

[data-theme="dark"] .navbar {
  background: rgba(15, 10, 26, 0.95);
  border-bottom-color: var(--color-border);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text);
}

.navbar-brand .brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-700));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
}

.nav-link {
  color: var(--color-text-2);
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-50);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
  background: rgba(124, 58, 237, 0.15);
}

/* ─── Tables ─────────────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.table thead th {
  background: var(--color-bg-2);
  color: var(--color-text-3);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-2);
  vertical-align: middle;
}

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

.table tbody tr:hover { background: var(--color-bg-2); }

/* ─── Alerts / Flash Messages ────────────────────────────────── */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9375rem;
  margin-bottom: var(--space-2);
  border: 1px solid;
  animation: slideDown 0.3s ease;
}

.alert-success { background: #F0FDF4; border-color: #BBF7D0; color: #166534; }
.alert-error   { background: #FFF1F2; border-color: #FECDD3; color: #9F1239; }
.alert-warning { background: #FFFBEB; border-color: #FDE68A; color: #92400E; }
.alert-info    { background: #EFF6FF; border-color: #BFDBFE; color: #1E40AF; }

[data-theme="dark"] .alert-success { background: rgba(16,185,129,0.1); border-color: rgba(16,185,129,0.3); color: #6EE7B7; }
[data-theme="dark"] .alert-error   { background: rgba(239,68,68,0.1); border-color: rgba(239,68,68,0.3); color: #FCA5A5; }
[data-theme="dark"] .alert-warning { background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.3); color: #FCD34D; }
[data-theme="dark"] .alert-info    { background: rgba(59,130,246,0.1); border-color: rgba(59,130,246,0.3); color: #93C5FD; }

/* ─── Pagination ─────────────────────────────────────────────── */
.pagination-nav { margin-top: var(--space-3); }
.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  flex-wrap: wrap;
}

.page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-2);
  font-weight: 500;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.page-link:hover { background: var(--color-primary-50); border-color: var(--color-primary); color: var(--color-primary); }
.page-link.active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }

/* ─── Hero Section ───────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg,
    var(--color-bg) 0%,
    var(--color-primary-50) 50%,
    var(--color-bg) 100%
  );
}

[data-theme="dark"] .hero {
  background: linear-gradient(135deg,
    #0F0A1A 0%,
    #1A1030 40%,
    #0F0A1A 100%
  );
}

.hero-content { position: relative; z-index: 2; }

#particles-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* ─── Service Cards ──────────────────────────────────────────── */
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-3);
  text-align: center;
  transition: all var(--transition-slow);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

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

.service-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--color-primary-100), var(--color-primary-50));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-2);
  font-size: 1.75rem;
  transition: transform var(--transition-base);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(-5deg);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-700));
}

/* ─── Testimonials ───────────────────────────────────────────── */
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-3);
  position: relative;
}

.testimonial-card .quote-icon {
  position: absolute;
  top: -12px;
  left: 24px;
  font-size: 4rem;
  color: var(--color-primary);
  opacity: 0.2;
  line-height: 1;
}

.stars { color: #F59E0B; font-size: 1.125rem; letter-spacing: 2px; }

/* ─── Stats Counter ──────────────────────────────────────────── */
.stat-card {
  text-align: center;
  padding: var(--space-3);
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 0.9375rem;
  color: var(--color-text-3);
  font-weight: 500;
  margin-top: 8px;
}

/* ─── Admin Sidebar ──────────────────────────────────────────── */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 260px;
  min-height: 100vh;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-base);
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-fixed);
  overflow-y: auto;
}

.admin-sidebar.collapsed { width: 72px; }

.admin-main {
  margin-left: 260px;
  flex: 1;
  min-height: 100vh;
  background: var(--color-bg);
  transition: margin-left var(--transition-base);
}

.admin-sidebar.collapsed ~ .admin-main { margin-left: 72px; }

.sidebar-logo {
  padding: 20px 16px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  color: var(--color-text-3);
  font-weight: 500;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  margin: 2px 8px;
}

.sidebar-nav-item:hover {
  background: var(--color-primary-50);
  color: var(--color-primary);
}

[data-theme="dark"] .sidebar-nav-item:hover {
  background: rgba(124, 58, 237, 0.15);
}

.sidebar-nav-item.active {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgb(124 58 237 / 0.3);
}

.sidebar-nav-item .nav-icon { font-size: 1.125rem; flex-shrink: 0; }

.sidebar-section-title {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  padding: 16px 24px 8px;
}

/* ─── Admin Header ───────────────────────────────────────────── */
.admin-header {
  height: 64px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0 var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

/* ─── Dashboard Stats ────────────────────────────────────────── */
.stat-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-base);
}

.stat-widget:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.stat-widget-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.stat-widget-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.stat-widget-label {
  font-size: 0.8125rem;
  color: var(--color-text-3);
  font-weight: 500;
}

/* ─── Floating Buttons ───────────────────────────────────────── */
.floating-buttons {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-fixed);
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}

.float-btn {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-xl);
  border: none;
  text-decoration: none;
}

.float-btn:hover {
  transform: scale(1.15);
}

.float-btn-whatsapp {
  background: #25D366;
  color: #fff;
  width: 64px;
  height: 64px;
  font-size: 1.75rem;
  animation: pulse-green 2s infinite;
}

.float-btn-chat {
  background: var(--color-primary);
  color: #fff;
}

.float-btn-top {
  background: var(--color-surface);
  color: var(--color-text-2);
  border: 1px solid var(--color-border);
  width: 44px;
  height: 44px;
  font-size: 1.125rem;
}

/* ─── Theme Color Picker ─────────────────────────────────────── */
.color-picker-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.color-swatch {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: 3px solid transparent;
  transition: all var(--transition-fast);
  position: relative;
}

.color-swatch:hover, .color-swatch.selected {
  border-color: var(--color-text);
  transform: scale(1.2);
}

.color-swatch.selected::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  font-weight: bold;
}

/* ─── Toast Notifications ────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 380px;
}

.toast {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-xl);
  animation: slideInRight 0.3s ease;
}

.toast-icon { font-size: 1.25rem; flex-shrink: 0; }
.toast-message { font-size: 0.9375rem; color: var(--color-text-2); flex: 1; }
.toast-close { cursor: pointer; color: var(--color-text-muted); font-size: 1rem; flex-shrink: 0; }

/* ─── Loading Spinner ────────────────────────────────────────── */
.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

.spinner-primary {
  border-color: var(--color-primary-200);
  border-top-color: var(--color-primary);
}

/* ─── Section Headings ───────────────────────────────────────── */
.section-heading {
  text-align: center;
  margin-bottom: var(--space-6);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-1);
}

.section-label::before, .section-label::after {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

/* ─── Dark Mode Toggle ───────────────────────────────────────── */
.theme-toggle {
  width: 52px;
  height: 28px;
  background: var(--color-border-2);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  position: relative;
  transition: background var(--transition-base);
}

.theme-toggle::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  top: 3px;
  left: 3px;
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .theme-toggle {
  background: var(--color-primary);
}

[data-theme="dark"] .theme-toggle::after {
  transform: translateX(24px);
}

/* ─── Modals ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2);
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.3s ease;
}

.modal-header {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body { padding: var(--space-3); }
.modal-footer {
  padding: var(--space-2) var(--space-3);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-1);
}

/* ─── Animations ─────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

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

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

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

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

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

/* ─── Skeleton Loading ───────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
    var(--color-bg-2) 25%,
    var(--color-bg-3) 50%,
    var(--color-bg-2) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* ─── Responsive Breakpoints ─────────────────────────────────── */
@media (max-width: 1280px) {
  .grid-6 { grid-template-columns: repeat(4, 1fr); }
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  .grid-6 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.mobile-open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
}

@media (max-width: 768px) {
  :root { --space-3: 20px; --space-4: 24px; }
  .grid-6, .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .section { padding: var(--space-6) 0; }
  .hero { min-height: auto; padding: var(--space-8) 0; }
  .floating-buttons { bottom: 16px; right: 16px; }
  .toast-container { right: 12px; left: 12px; max-width: none; }
}

@media (max-width: 480px) {
  .btn-xl { padding: 14px 24px; font-size: 1rem; }
  .container { padding: 0 16px; }
}

/* ─── Reduced Motion Accessibility ──────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ─── Print Styles ───────────────────────────────────────────── */
@media print {
  .navbar, .floating-buttons, .admin-sidebar, .btn:not(.btn-print) { display: none !important; }
  body { background: white; color: black; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}