/* ==========================================================================
   BIOKIM TEKNIK SISTEMLER - MODERN CORPORATE DESIGN SYSTEM (2026 EDITION)
   Theme: Crimson Red (#DC2626) & Ultra Pure White (#FFFFFF)
   ========================================================================== */

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

:root {
  /* Brand Colors */
  --primary-red: #dc2626;
  --primary-red-hover: #b91c1c;
  --primary-red-dark: #991b1b;
  --primary-red-light: #fee2e2;
  --primary-red-alpha: rgba(220, 38, 38, 0.08);
  --primary-red-glow: rgba(220, 38, 38, 0.25);
  
  /* Neutral Dark Tones */
  --text-dark: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --border-light: #e2e8f0;
  
  /* Neutral Light Tones */
  --bg-white: #ffffff;
  --bg-soft: #f8fafc;
  --bg-alt: #f1f5f9;
  
  /* Shadows & Glassmorphism */
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 6px 16px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --shadow-red: 0 10px 30px rgba(220, 38, 38, 0.2);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.6);
  
  /* Layout Variables */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --header-height: 84px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-body);
  background-color: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.25;
}

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

ul {
  list-style: none;
}

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

button, input, select, textarea {
  font-family: inherit;
}

/* Base Layout Containers */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-wide {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography Utilities */
.text-red { color: var(--primary-red); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-left { text-align: left; }
.font-outfit { font-family: 'Outfit', sans-serif; }

/* Section Header Component */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: var(--primary-red-alpha);
  border: 1px solid rgba(220, 38, 38, 0.15);
  color: var(--primary-red);
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-title span {
  color: var(--primary-red);
  position: relative;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 3rem auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
  color: #ffffff;
  box-shadow: var(--shadow-red);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(220, 38, 38, 0.35);
  background: linear-gradient(135deg, #ef4444 0%, var(--primary-red) 100%);
}

.btn-secondary {
  background: var(--bg-white);
  color: var(--text-dark);
  border-color: var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--primary-red);
  color: var(--primary-red);
  transform: translateY(-2px);
}

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

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

/* TOPBAR */
.topbar {
  background-color: #0f172a;
  color: #94a3b8;
  font-size: 0.825rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #cbd5e1;
}

.topbar-item:hover {
  color: #ffffff;
}

.topbar-item i {
  color: var(--primary-red);
}

.social-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.social-links a {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #cbd5e1;
  font-size: 0.75rem;
}

.social-links a:hover {
  background: var(--primary-red);
  color: #ffffff;
  transform: translateY(-2px);
}

/* MAIN HEADER & NAVIGATION */
.main-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
}

.main-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* LOGO BRANDING */
.brand-logo {
  display: flex;
  align-items: center;
}

.site-header-logo {
  height: 58px;
  width: auto;
  max-width: 260px;
  object-fit: contain;
  display: block;
  transition: transform 0.3s ease;
}

.brand-logo:hover .site-header-logo {
  transform: scale(1.04);
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.35rem;
  box-shadow: 0 6px 14px rgba(220, 38, 38, 0.3);
}

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

.brand-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.03em;
  line-height: 1;
}

.brand-name span {
  color: var(--primary-red);
}

.brand-tagline {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 3px;
}

/* NAV LINKS */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 1rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  border-radius: var(--radius-sm);
}

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

.nav-link i.fa-chevron-down {
  font-size: 0.7rem;
  transition: transform 0.2s ease;
}

.nav-item:hover .nav-link i.fa-chevron-down {
  transform: rotate(180deg);
}

/* DROPDOWN MENU */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

.dropdown-item i {
  width: 20px;
  color: var(--primary-red);
}

.dropdown-item:hover {
  background: var(--bg-soft);
  color: var(--primary-red);
  padding-left: 1.25rem;
}

/* HEADER ACTIONS */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.search-trigger {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  cursor: pointer;
  transition: var(--transition);
}

.search-trigger:hover {
  background: var(--primary-red);
  color: #ffffff;
  border-color: var(--primary-red);
}

.mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  font-size: 1.2rem;
  cursor: pointer;
}

/* HERO SECTION */
.hero-section {
  position: relative;
  padding: 5rem 0 6rem 0;
  background: radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.06) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(15, 23, 42, 0.03) 0%, transparent 50%),
              var(--bg-white);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.1rem;
  background: #ffffff;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-red);
  box-shadow: 0 0 0 4px var(--primary-red-glow);
  animation: pulseRed 2s infinite;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  line-height: 1.15;
}

.hero-title .highlight {
  color: var(--primary-red);
  background: linear-gradient(135deg, var(--primary-red) 0%, #ef4444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.hero-features-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-feature-item i {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--primary-red-alpha);
  color: var(--primary-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.hero-feature-item span {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
}

/* HERO VISUAL CARD */
.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  background: #ffffff;
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.03);
}

.hero-glass-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 280px;
}

.hero-glass-card .icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-red);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  box-shadow: var(--shadow-red);
}

.hero-glass-card .info .number {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1;
}

.hero-glass-card .info .label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* VIDEO POPUP TRIGGER */
.video-trigger-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--primary-red);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 0 0 10px rgba(220, 38, 38, 0.3);
  cursor: pointer;
  transition: var(--transition);
}

.video-trigger-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background: var(--primary-red-hover);
}

/* STATS COUNTER SECTION */
.stats-section {
  background: #0f172a;
  color: #ffffff;
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-card {
  text-align: center;
  padding: 1.5rem;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-card:last-child {
  border-right: none;
}

.stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 3.25rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-number .accent {
  color: var(--primary-red);
}

.stat-label {
  font-size: 0.95rem;
  color: #94a3b8;
  font-weight: 500;
}

/* CATEGORIES SECTION */
.categories-section {
  padding: 6rem 0;
  background: var(--bg-soft);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.75rem;
}

.category-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-red), #ef4444);
  opacity: 0;
  transition: var(--transition);
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(220, 38, 38, 0.2);
}

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

.category-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-red-alpha);
  color: var(--primary-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.25rem;
  transition: var(--transition);
}

.category-card:hover .category-icon {
  background: var(--primary-red);
  color: #ffffff;
  transform: scale(1.05);
}

.category-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.category-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.category-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--primary-red);
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

/* FEATURED PRODUCTS SECTION */
.products-section {
  padding: 6rem 0;
  background: var(--bg-white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 2rem;
}

.product-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(220, 38, 38, 0.25);
}

.product-thumb {
  position: relative;
  height: 240px;
  overflow: hidden;
  background: var(--bg-soft);
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-thumb img {
  transform: scale(1.06);
}

.product-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.35rem 0.85rem;
  background: var(--primary-red);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-sm);
}

.product-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-cat {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-red);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.product-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.product-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.product-features {
  margin-bottom: 1.5rem;
}

.product-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-body);
  margin-bottom: 0.35rem;
}

.product-features li i {
  color: var(--primary-red);
  font-size: 0.8rem;
}

.product-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: auto;
}

.product-actions .btn {
  flex: 1;
  padding: 0.7rem 1rem;
  font-size: 0.88rem;
}

/* PROJELENDIRME SERVICES BANNER */
.services-banner-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.services-content .section-title {
  color: #ffffff;
}

.services-content p {
  color: #94a3b8;
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.service-steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.step-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem;
  border-radius: var(--radius-md);
}

.step-num {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-red);
  margin-bottom: 0.25rem;
}

.step-title {
  font-weight: 700;
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 0.25rem;
}

.step-desc {
  font-size: 0.825rem;
  color: #94a3b8;
}

/* DISTRIBUTORS SECTION */
.distributors-section {
  padding: 5rem 0;
  background: var(--bg-soft);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.5rem;
}

.brand-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.brand-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-red);
}

.brand-card img {
  max-height: 48px;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.75;
  transition: var(--transition);
}

.brand-card:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* E-CATALOG & DOWNLOAD CALLOUT */
.catalog-callout-section {
  padding: 5rem 0;
  background: var(--bg-white);
}

.callout-box {
  background: linear-gradient(135deg, var(--primary-red-alpha) 0%, rgba(220, 38, 38, 0.02) 100%);
  border: 1px solid rgba(220, 38, 38, 0.15);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}

.callout-content h3 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.callout-content p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* FOOTER */
.main-footer {
  background: #090d16;
  color: #94a3b8;
  padding: 5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand .brand-name {
  color: #ffffff;
}

.footer-brand p {
  margin: 1.25rem 0 1.5rem 0;
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-title {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 3px;
  background: var(--primary-red);
  border-radius: 2px;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 0.5rem;
}

.office-info {
  margin-bottom: 1.25rem;
}

.office-info h5 {
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.office-info h5 i {
  color: var(--primary-red);
}

.office-info p {
  font-size: 0.825rem;
  line-height: 1.4;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* MODAL WINDOWS */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

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

.modal-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: translateY(20px);
  transition: var(--transition);
}

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

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

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

/* FORM ELEMENTS */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-dark);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  background: var(--bg-white);
  font-size: 0.95rem;
  color: var(--text-dark);
  outline: none;
  transition: var(--transition);
}

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

/* BREADCRUMB HEADER FOR SUBPAGES */
.page-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  padding: 4.5rem 0;
  position: relative;
}

.banner-title {
  font-size: 3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: #94a3b8;
}

.breadcrumb-list a:hover {
  color: var(--primary-red);
}

/* MEDIA QUERIES (MOBILE RESPONSIVE) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-title {
    font-size: 2.75rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stat-card {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .callout-box {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .topbar {
    display: none;
  }
}

/* MOBILE DRAWER NAV */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: #ffffff;
  box-shadow: var(--shadow-lg);
  z-index: 2100;
  padding: 2rem 1.5rem;
  transition: right 0.4s ease;
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.drawer-links li {
  margin-bottom: 1rem;
}

.drawer-links a {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  display: block;
}

.drawer-links a:hover {
  color: var(--primary-red);
}

/* ==========================================================================
   BIOKIM CHATBOT & FLOATING SPEED-DIAL ACTION HUB
   ========================================================================== */

.floating-action-hub {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1500;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  gap: 12px;
}

.hub-btn {
  position: relative;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.2rem;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
  border: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.hub-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.hub-call {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.hub-email {
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
}

.hub-whatsapp {
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
}

.hub-bot-trigger {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  font-size: 1.5rem;
  box-shadow: 0 10px 28px rgba(220, 38, 38, 0.4);
  animation: pulseRed 2.5s infinite;
}

.bot-unread-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #ffffff;
  color: #dc2626;
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #dc2626;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.hub-tooltip {
  position: absolute;
  right: 68px;
  top: 50%;
  transform: translateY(-50%);
  background: #0f172a;
  color: #ffffff;
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.hub-btn:hover .hub-tooltip {
  opacity: 1;
  visibility: visible;
  right: 74px;
}

/* CHATBOT WINDOW */
.chatbot-window {
  position: fixed;
  bottom: 95px;
  right: 24px;
  width: 380px;
  max-width: calc(100vw - 32px);
  height: 540px;
  max-height: calc(100vh - 120px);
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.22);
  z-index: 1600;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(226, 232, 240, 0.8);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.chatbot-window.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.chatbot-header {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 1rem 1.25rem;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid #dc2626;
}

.chatbot-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.bot-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.3);
}

.bot-name {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.bot-badge {
  font-size: 0.65rem;
  background: #dc2626;
  color: #ffffff;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 800;
  text-transform: uppercase;
}

.bot-status {
  font-size: 0.75rem;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.3);
}

.chatbot-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chatbot-close-btn:hover {
  background: #dc2626;
}

/* MESSAGES AREA */
.chatbot-messages {
  flex: 1;
  padding: 1.25rem;
  background: #f8fafc;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-msg {
  display: flex;
  flex-direction: column;
  max-width: 86%;
}

.bot-msg {
  align-self: flex-start;
}

.user-msg {
  align-self: flex-end;
}

.msg-bubble {
  padding: 0.85rem 1.1rem;
  border-radius: 16px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.bot-msg .msg-bubble {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  color: #1e293b;
  border-top-left-radius: 4px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.user-msg .msg-bubble {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: #ffffff;
  border-top-right-radius: 4px;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
}

.msg-time {
  font-size: 0.68rem;
  color: #94a3b8;
  margin-top: 0.25rem;
  padding: 0 0.25rem;
}

.user-msg .msg-time {
  text-align: right;
}

.chatbot-chips-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: #64748b;
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chatbot-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip-btn {
  padding: 0.45rem 0.85rem;
  background: #ffffff;
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: #dc2626;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.03);
}

.chip-btn:hover {
  background: #dc2626;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.25);
}

/* TYPING INDICATOR */
.typing-indicator {
  padding: 0.6rem 1.25rem;
  background: #f8fafc;
  font-size: 0.78rem;
  color: #64748b;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  border-top: 1px dashed #e2e8f0;
}

.typing-indicator span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #dc2626;
  animation: typingDots 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) { animation-delay: 0s; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDots {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(-4px); opacity: 1; }
}

/* FOOTER INPUT */
.chatbot-footer {
  padding: 0.75rem 1rem;
  background: #ffffff;
  border-top: 1px solid #e2e8f0;
}

#chatbotForm {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#chatbotInput {
  flex: 1;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  outline: none;
  font-size: 0.88rem;
  transition: all 0.2s ease;
}

#chatbotInput:focus {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.chatbot-send-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #dc2626;
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chatbot-send-btn:hover {
  background: #b91c1c;
  transform: scale(1.05);
}

.bot-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.6rem;
  padding: 0.4rem 0.85rem;
  background: #dc2626;
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: 6px;
  text-decoration: none;
}

.bot-action-btn:hover {
  background: #b91c1c;
  color: #ffffff;
}