/* ==========================================================================
   "STANDART VA METROLOGIYA" MCHJ — DESIGN SYSTEM & MAIN STYLES
   ========================================================================== */

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

:root {
  /* Brand Colors */
  --primary: #0284c7;
  --primary-dark: #0369a1;
  --primary-deep: #0a2540;
  --primary-light: #e0f2fe;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #ef4444;

  /* Neutral Surface Colors (Light Mode) */
  --bg-body: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-surface-subtle: #f1f5f9;
  --border-color: #e2e8f0;
  --border-subtle: #edf2f7;

  /* Text Colors */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 25px rgba(2, 132, 199, 0.25);

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --bg-body: #0b1320;
  --bg-surface: #131f33;
  --bg-surface-elevated: #1a2942;
  --bg-surface-subtle: #17243b;
  --border-color: #243552;
  --border-subtle: #1d2c45;

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-light: #64748b;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(6, 182, 212, 0.2);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

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

a:hover {
  color: var(--primary-dark);
}

/* ==========================================================================
   TOP BAR & HEADER
   ========================================================================== */
.top-bar {
  background: var(--primary-deep);
  color: #94a3b8;
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar a {
  color: #e2e8f0;
}

.top-bar a:hover {
  color: var(--accent-cyan);
}

.site-navbar {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1020;
  padding: 14px 0;
  transition: all var(--transition-normal);
}

.brand-logo-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo-frame {
  width: 52px;
  height: 52px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.18);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.brand-logo-wrapper:hover .brand-logo-frame {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.3);
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.22rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin: 0;
}

.brand-title .brand-title-metrolog {
  color: var(--text-secondary);
  font-weight: 700;
}

.brand-slogan-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 3px;
}

.brand-slogan-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--primary);
}

.brand-slogan-text {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.footer-logo-frame {
  width: 60px;
  height: 60px;
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Nav Links */
.nav-link-custom {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link-custom:hover {
  color: var(--primary);
  background-color: var(--bg-surface-subtle);
}

/* Header Action Buttons */
.header-action-btn {
  position: relative;
  background: var(--bg-surface-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header-action-btn:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.header-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--accent-rose);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-surface);
}

.cart-header-btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #ffffff !important;
  border: none;
  padding: 8px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
  transition: all var(--transition-fast);
}

.cart-header-btn:hover {
  opacity: 0.95;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.4);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  background: radial-gradient(circle at 10% 20%, rgba(2, 132, 199, 0.08) 0%, rgba(10, 37, 64, 0.03) 90%), var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 60px 0 70px;
  overflow: hidden;
}

[data-theme="dark"] .hero-section {
  background: radial-gradient(circle at 10% 20%, rgba(6, 182, 212, 0.12) 0%, rgba(11, 19, 32, 0.8) 90%), var(--bg-surface);
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(2, 132, 199, 0.1);
  color: var(--primary);
  border: 1px solid rgba(2, 132, 199, 0.2);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--text-primary);
  letter-spacing: -1px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 580px;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 35px;
  padding-top: 25px;
  border-top: 1px solid var(--border-color);
}

.hero-stat-item h4 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 2px;
}

.hero-stat-item p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
  font-weight: 500;
}

.hero-banner-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

.hero-banner-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.hero-banner-card:hover .hero-banner-img {
  transform: scale(1.03);
}

.hero-banner-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(10, 37, 64, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-badge-icon {
  width: 44px;
  height: 44px;
  background: rgba(2, 132, 199, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--accent-cyan);
}

/* ==========================================================================
   CATEGORY & SEARCH BAR SECTION
   ========================================================================== */
.catalog-nav-section {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 24px 0;
  position: sticky;
  top: 72px;
  z-index: 1010;
  box-shadow: var(--shadow-sm);
}

.category-pills-row {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.category-pills-row::-webkit-scrollbar {
  height: 4px;
}
.category-pills-row::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.cat-pill {
  white-space: nowrap;
  background: var(--bg-surface-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 9px 18px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
}

.cat-pill:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.cat-pill.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 3px 8px rgba(2, 132, 199, 0.35);
}

/* Live Search Input Box */
.search-wrapper {
  position: relative;
  width: 100%;
}

.search-input-field {
  width: 100%;
  background: var(--bg-surface-subtle);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 10px 42px 10px 44px;
  font-size: 0.92rem;
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.search-input-field:focus {
  border-color: var(--primary);
  background: var(--bg-surface);
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.15);
}

.search-icon-left {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
}

.search-clear-btn {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  display: none;
}

/* ==========================================================================
   METROLOGY SERVICES & ADVANTAGES
   ========================================================================== */
.service-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  height: 100%;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(2, 132, 199, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
}

.service-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--primary-deep);
  color: #94a3b8;
  padding: 60px 0 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-title {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #cbd5e1;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-cyan);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 25px;
  margin-top: 40px;
  font-size: 0.85rem;
}