/* ============================================
   La Clínica del Informático EIRL
   Sistema de Soporte Técnico - Estilos
   Dark Mode Premium | SaaS Style
   ============================================ */

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a1f35;
  --bg-card-hover: #1e2545;
  --bg-sidebar: #0d1225;
  --bg-input: #151b30;
  --bg-glass: rgba(26, 31, 53, 0.7);
  --border-color: rgba(56, 189, 248, 0.12);
  --border-hover: rgba(56, 189, 248, 0.3);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --cyan: #06b6d4;
  --cyan-light: #22d3ee;
  --cyan-glow: rgba(6, 182, 212, 0.25);
  --blue: #3b82f6;
  --blue-dark: #1e3a5f;
  --celeste: #38bdf8;
  --green: #10b981;
  --yellow: #f59e0b;
  --red: #ef4444;
  --orange: #f97316;
  --purple: #a855f7;
  --gradient-cyan: linear-gradient(135deg, #06b6d4, #3b82f6);
  --gradient-dark: linear-gradient(180deg, #0a0e1a, #111827);
  --gradient-card: linear-gradient(145deg, rgba(26,31,53,0.8), rgba(17,24,39,0.9));
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-cyan: 0 4px 20px rgba(6,182,212,0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--cyan-light); }

::selection { background: rgba(6,182,212,0.3); color: white; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--blue-dark); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 { color: var(--text-primary); font-weight: 700; line-height: 1.2; }
h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

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

/* ============================================
   LAYOUT & CONTAINERS
   ============================================ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 960px; margin: 0 auto; padding: 0 24px; }

.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { margin-bottom: 12px; }
.section-header p { color: var(--text-secondary); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* ============================================
   GLASS CARD
   ============================================ */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}

.glass-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-2px);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-cyan);
  color: white;
  box-shadow: var(--shadow-cyan);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(6,182,212,0.3);
  color: white;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn-danger {
  background: rgba(239,68,68,0.15);
  color: var(--red);
  border: 1px solid rgba(239,68,68,0.3);
}
.btn-danger:hover {
  background: rgba(239,68,68,0.25);
}

.btn-success {
  background: rgba(16,185,129,0.15);
  color: var(--green);
  border: 1px solid rgba(16,185,129,0.3);
}
.btn-success:hover {
  background: rgba(16,185,129,0.25);
}

.btn-sm { padding: 6px 16px; font-size: 0.8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-icon { padding: 8px; width: 36px; height: 36px; }

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-glow);
}

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

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

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

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ============================================
   BADGES
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-recibido { background: rgba(59,130,246,0.15); color: var(--blue); }
.badge-diagnostico { background: rgba(249,115,22,0.15); color: var(--orange); }
.badge-reparacion { background: rgba(168,85,247,0.15); color: var(--purple); }
.badge-repuesto { background: rgba(245,158,11,0.15); color: var(--yellow); }
.badge-finalizado { background: rgba(16,185,129,0.15); color: var(--green); }
.badge-entregado { background: rgba(139,92,246,0.15); color: #a78bfa; }

.badge-prioridad { padding: 3px 10px; border-radius: 4px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; }
.badge-prioridad.baja { background: rgba(16,185,129,0.15); color: var(--green); }
.badge-prioridad.media { background: rgba(59,130,246,0.15); color: var(--blue); }
.badge-prioridad.alta { background: rgba(245,158,11,0.15); color: var(--yellow); }
.badge-prioridad.urgente { background: rgba(239,68,68,0.15); color: var(--red); }

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10,14,26,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 0;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.navbar-brand:hover { color: var(--text-primary); }

.navbar-brand .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-cyan);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.navbar-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cyan);
  transition: var(--transition);
}

.navbar-links a:hover::after { width: 100%; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(6,182,212,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(59,130,246,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(6,182,212,0.04) 0%, transparent 50%),
    var(--bg-primary);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(56,189,248,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,189,248,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero .container { position: relative; z-index: 1; }

.hero-content { max-width: 680px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(6,182,212,0.1);
  border: 1px solid rgba(6,182,212,0.2);
  border-radius: 20px;
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero p {
  color: var(--text-secondary);
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 45%;
  max-width: 540px;
  opacity: 0.9;
}

.hero-float-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
  animation: float 6s ease-in-out infinite;
}

.hero-float-card:nth-child(2) { animation-delay: -2s; }
.hero-float-card:nth-child(3) { animation-delay: -4s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ============================================
   STATS BAR
   ============================================ */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 48px 0;
}

.stat-item {
  text-align: center;
  padding: 24px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}

.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-input);
}

.service-card-body { padding: 24px; }

.service-card-icon {
  width: 44px;
  height: 44px;
  background: rgba(6,182,212,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

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

.service-card-price span {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--cyan);
}

/* ============================================
   PRODUCT CARDS
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.product-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}

.product-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 2.5rem;
}

.product-card-body { padding: 20px; }

.product-card-category {
  font-size: 0.75rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 6px;
}

.product-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  font-weight: 600;
}

.product-card-desc {
  color: var(--text-secondary);
  font-size: 0.82rem;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.product-price {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--cyan);
}

.product-stock {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.product-badge-featured {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--gradient-cyan);
  color: white;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-cyan);
}

.testimonial-stars {
  color: var(--yellow);
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.testimonial-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: white;
}

.testimonial-author-info h4 { font-size: 0.9rem; font-weight: 600; }
.testimonial-author-info p { font-size: 0.78rem; color: var(--text-muted); }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 12px;
  max-width: 300px;
}

.footer h4 {
  font-size: 0.9rem;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer ul a { color: var(--text-secondary); font-size: 0.85rem; }
.footer ul a:hover { color: var(--cyan); }

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ============================================
   WHATSAPP FLOAT
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.6rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 999;
  transition: var(--transition);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
  color: white;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(6,182,212,0.08) 0%, transparent 50%),
    var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.login-card {
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 1;
}

.login-logo {
  width: 56px;
  height: 56px;
  background: var(--gradient-cyan);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.5rem;
}

.login-card h2 {
  text-align: center;
  margin-bottom: 8px;
}

.login-card .subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.login-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--red);
  font-size: 0.85rem;
  margin-bottom: 16px;
  text-align: center;
}

/* ============================================
   ADMIN LAYOUT
   ============================================ */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

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

.sidebar-brand {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-brand-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-cyan);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.sidebar-brand h3 {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
}

.sidebar-brand small {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.sidebar-nav { padding: 16px 12px; flex: 1; }

.sidebar-section {
  margin-bottom: 8px;
  padding: 0 12px;
  margin-top: 16px;
}

.sidebar-section-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  transition: var(--transition);
  margin-bottom: 2px;
}

.sidebar-link:hover {
  background: rgba(6,182,212,0.08);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: rgba(6,182,212,0.12);
  color: var(--cyan);
  border: 1px solid rgba(6,182,212,0.2);
}

.sidebar-link-icon {
  width: 20px;
  text-align: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--gradient-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.sidebar-user-info h4 { font-size: 0.82rem; font-weight: 600; }
.sidebar-user-info p { font-size: 0.72rem; color: var(--text-muted); }

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 260px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  height: 64px;
  background: rgba(10,14,26,0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title h2 { font-size: 1.15rem; font-weight: 700; }
.topbar-title p { font-size: 0.78rem; color: var(--text-muted); }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-content { padding: 32px; flex: 1; }

/* ============================================
   DASHBOARD STATS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-cyan);
}

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.stat-card-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.stat-card-icon.cyan { background: rgba(6,182,212,0.12); color: var(--cyan); }
.stat-card-icon.green { background: rgba(16,185,129,0.12); color: var(--green); }
.stat-card-icon.blue { background: rgba(59,130,246,0.12); color: var(--blue); }
.stat-card-icon.yellow { background: rgba(245,158,11,0.12); color: var(--yellow); }
.stat-card-icon.red { background: rgba(239,68,68,0.12); color: var(--red); }
.stat-card-icon.purple { background: rgba(168,85,247,0.12); color: var(--purple); }

.stat-card-value {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.stat-card-label { font-size: 0.82rem; color: var(--text-muted); }

/* ============================================
   DATA TABLE
   ============================================ */
.data-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.data-table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.data-table-header h3 { font-size: 1rem; }

.data-table { width: 100%; border-collapse: collapse; }

.data-table th {
  text-align: left;
  padding: 12px 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  background: rgba(0,0,0,0.2);
}

.data-table td {
  padding: 14px 20px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border-color);
}

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

.data-table tr:hover td { background: rgba(6,182,212,0.03); }

.data-table .actions {
  display: flex;
  gap: 6px;
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline { padding: 0; list-style: none; }

.timeline-item {
  display: flex;
  gap: 16px;
  padding-bottom: 24px;
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 36px;
  bottom: 0;
  width: 2px;
  background: var(--border-color);
}

.timeline-item:last-child::before { display: none; }

.timeline-dot {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
  z-index: 1;
}

.timeline-dot.active { border-color: var(--cyan); background: rgba(6,182,212,0.15); color: var(--cyan); }
.timeline-dot.completed { border-color: var(--green); background: rgba(16,185,129,0.15); color: var(--green); }

.timeline-content { flex: 1; }
.timeline-content h4 { font-size: 0.9rem; margin-bottom: 4px; }
.timeline-content p { font-size: 0.82rem; color: var(--text-secondary); }
.timeline-content .time { font-size: 0.72rem; color: var(--text-muted); margin-top: 4px; }

/* ============================================
   CHART CONTAINER
   ============================================ */
.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
}

.chart-card h3 {
  font-size: 1rem;
  margin-bottom: 20px;
}

.chart-bar-group { display: flex; flex-direction: column; gap: 12px; }

.chart-bar-item { }

.chart-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  margin-bottom: 6px;
}

.chart-bar-label span:first-child { color: var(--text-secondary); }
.chart-bar-label span:last-child { font-weight: 600; }

.chart-bar {
  height: 8px;
  background: var(--bg-input);
  border-radius: 4px;
  overflow: hidden;
}

.chart-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s ease;
}

.chart-bar-fill.cyan { background: var(--gradient-cyan); }
.chart-bar-fill.green { background: var(--green); }
.chart-bar-fill.yellow { background: var(--yellow); }
.chart-bar-fill.red { background: var(--red); }
.chart-bar-fill.blue { background: var(--blue); }
.chart-bar-fill.purple { background: var(--purple); }

/* ============================================
   CLIENT TRACKING
   ============================================ */
.tracking-page {
  min-height: 100vh;
  background: var(--bg-primary);
  padding-top: 120px;
  padding-bottom: 80px;
}

.tracking-search {
  max-width: 560px;
  margin: 0 auto 40px;
  text-align: center;
}

.tracking-search-form {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.tracking-search-form .form-control { flex: 1; }

.tracking-result {
  max-width: 800px;
  margin: 0 auto;
}

.tracking-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
}

.tracking-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}

.tracking-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.tracking-info-item label {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 4px;
}

.tracking-info-item span {
  font-size: 0.9rem;
  font-weight: 500;
}

/* ============================================
   TOGGLE SWITCH
   ============================================ */
.toggle-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.toggle-wrapper label {
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
}

.toggle-wrapper p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.toggle {
  position: relative;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.toggle input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 26px;
  cursor: pointer;
  transition: var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  left: 2px;
  bottom: 2px;
  background: var(--text-secondary);
  border-radius: 50%;
  transition: var(--transition);
}

.toggle input:checked + .toggle-slider {
  background: rgba(6,182,212,0.25);
  border-color: var(--cyan);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(22px);
  background: var(--cyan);
}

/* ============================================
   ALERT / TOAST
   ============================================ */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--green); }
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: var(--red); }
.alert-warning { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.3); color: var(--yellow); }

/* ============================================
   MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

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

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  max-height: 80vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: var(--transition);
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 { font-size: 1rem; }

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 4px;
  transition: var(--transition);
}
.modal-close:hover { color: var(--text-primary); }

.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

.pagination a, .pagination span {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.pagination a:hover { border-color: var(--cyan); color: var(--cyan); }
.pagination .active { background: var(--gradient-cyan); color: white; border-color: transparent; }

/* ============================================
   SEARCH BAR
   ============================================ */
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0 12px;
  transition: var(--transition);
}

.search-bar:focus-within { border-color: var(--cyan); box-shadow: 0 0 0 3px var(--cyan-glow); }

.search-bar input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  padding: 8px 0;
  outline: none;
  flex: 1;
}

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

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.empty-state-icon { font-size: 3rem; margin-bottom: 16px; }
.empty-state h3 { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 0.88rem; margin-bottom: 24px; }

/* ============================================
   MAINTENANCE MODE
   ============================================ */
.maintenance-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--bg-primary);
  padding: 24px;
}

.maintenance-icon { font-size: 4rem; margin-bottom: 24px; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .mobile-menu-btn { display: flex !important; }
  .chart-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 2.5rem; }
  .hero-visual { display: none; }
}

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .tracking-info-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .navbar-links { display: none; }
  .mobile-toggle { display: block; }
  .hero h1 { font-size: 2rem; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  .section { padding: 48px 0; }
  .page-content { padding: 16px; }
  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .login-card { padding: 32px 24px; }
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(6,182,212,0.1); }
  50% { box-shadow: 0 0 40px rgba(6,182,212,0.2); }
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 8px;
  align-items: center;
  justify-content: center;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}

.sidebar-overlay.active { display: block; }

/* ============================================
   CAROUSEL
   ============================================ */
.carousel {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.carousel-track {
  display: flex;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
  flex-shrink: 0;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.carousel-slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,14,26,0.85) 0%, rgba(10,14,26,0.3) 40%, transparent 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 40px;
}

.carousel-slide-overlay h3 {
  font-size: 1.6rem;
  margin-bottom: 8px;
  color: white;
}

.carousel-slide-overlay p {
  color: rgba(255,255,255,0.75);
  font-size: 0.95rem;
  max-width: 500px;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(10,14,26,0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  color: white;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.carousel-btn:hover { background: rgba(6,182,212,0.3); border-color: var(--cyan); }
.carousel-btn.prev { left: 16px; }
.carousel-btn.next { right: 16px; }

.carousel-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot.active {
  background: var(--cyan);
  width: 28px;
  border-radius: 5px;
}

@media (max-width: 768px) {
  .carousel { height: 300px; }
  .carousel-slide-overlay { padding: 24px; }
  .carousel-slide-overlay h3 { font-size: 1.2rem; }
}

/* ============================================
   GALLERY
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
}

.gallery-item:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,14,26,0.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-item-overlay { opacity: 1; }

.gallery-item-overlay h4 { font-size: 1rem; color: white; margin-bottom: 4px; }
.gallery-item-overlay p { font-size: 0.82rem; color: rgba(255,255,255,0.7); }

/* ============================================
   CART
   ============================================ */
.cart-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--cyan);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-page { padding: 32px 0; min-height: 60vh; }

.cart-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.cart-item-img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--bg-input);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.5rem;
}

.cart-item-info { flex: 1; }
.cart-item-info h4 { font-size: 0.92rem; margin-bottom: 2px; }
.cart-item-info p { font-size: 0.78rem; color: var(--text-muted); }

.cart-item-price {
  font-weight: 700;
  color: var(--cyan);
  font-size: 0.95rem;
  white-space: nowrap;
}

.cart-item-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px;
  transition: var(--transition);
}

.cart-item-remove:hover { color: var(--red); }

.cart-summary {
  padding: 20px;
  border-top: 2px solid var(--border-color);
  margin-top: 16px;
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.cart-total span:last-child { color: var(--cyan); font-size: 1.4rem; }

.cart-empty {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.cart-empty-icon { font-size: 3rem; margin-bottom: 16px; }