/* ===================================================
   ZHT KAYIŞ & RULMAN - 2026 Modern Light & Brand Red UI
   =================================================== */

:root {
  --primary-red: #d0151a;
  --primary-red-hover: #b91317;
  --primary-red-light: #fef2f2;
  --primary-dark: #0f172a;
  --slate-dark: #1e293b;
  --slate-medium: #334155;
  --slate-light: #64748b;
  --accent-blue: #0284c7;
  --accent-amber: #f59e0b;
  
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --text-dark: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  
  --border-color: #e2e8f0;
  --border-light: #edf2f7;
  
  --whatsapp: #25d366;
  --whatsapp-hover: #20ba59;
  
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --shadow-subtle: 0 2px 4px rgba(0,0,0,0.04);
  --shadow-card: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 12px 28px rgba(15, 23, 42, 0.12);
  --shadow-dropdown: 0 10px 30px rgba(0,0,0,0.15);
  
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.25s ease-in-out;
}

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

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

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

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==================== TOP BAR ==================== */
.topbar {
  background-color: var(--primary-dark);
  color: #cbd5e1;
  font-size: 0.84rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.topbar-items {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.topbar-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-item i {
  color: var(--primary-red);
  font-size: 0.9rem;
}

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

.topbar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(208, 21, 26, 0.15);
  color: #ff6b6b;
  border: 1px solid rgba(208, 21, 26, 0.35);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.76rem;
}

/* ==================== NAVBAR (PURE WHITE & CLEAN) ==================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 86px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.navbar-logo {
  height: 58px;
  width: auto;
  object-fit: contain;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  color: var(--slate-dark);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  position: relative;
  transition: var(--transition);
}

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

/* Dropdown Menu */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 300px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-dropdown);
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 100;
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--slate-dark);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.dropdown-item:hover {
  background: var(--primary-red-light);
  color: var(--primary-red);
  padding-left: 24px;
}

.dropdown-item i {
  color: var(--primary-red);
  font-size: 0.9rem;
  width: 18px;
}

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

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-dark);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1.05rem;
}

.btn-primary {
  background: var(--primary-red);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(208, 21, 26, 0.28);
}

.btn-primary:hover {
  background: var(--primary-red-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(208, 21, 26, 0.38);
}

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

.btn-dark:hover {
  background: #000000;
  color: #ffffff;
  transform: translateY(-2px);
}

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

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

.btn-whatsapp {
  background: var(--whatsapp);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.28);
}

.btn-whatsapp:hover {
  background: var(--whatsapp-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.38);
}

/* ==================== HERO SECTION ==================== */
.hero {
  position: relative;
  background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 60%, #e2e8f0 100%);
  padding: 70px 0 90px;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-red-light);
  border: 1px solid rgba(208, 21, 26, 0.25);
  color: var(--primary-red);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.1rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 20px;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

.hero-title span {
  color: var(--primary-red);
}

.hero-subtitle {
  font-size: 1.12rem;
  color: var(--slate-medium);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-dark);
}

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

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero Modern Product Grid Display */
.hero-product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  position: relative;
}

.hero-grid-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.hero-grid-item:hover {
  transform: translateY(-4px);
  border-color: var(--primary-red);
  box-shadow: var(--shadow-hover);
}

.hero-grid-img {
  height: 120px;
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

.hero-grid-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.hero-grid-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.hero-video-banner {
  grid-column: 1 / -1;
  background: var(--primary-dark);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition);
}

.hero-video-banner:hover {
  background: var(--primary-red);
}

.hero-video-banner-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-video-banner-left i {
  color: #ff6b6b;
  font-size: 1.4rem;
}

.hero-video-banner:hover .hero-video-banner-left i {
  color: #ffffff;
}

/* ==================== SECTION STYLES ==================== */
.section {
  padding: 80px 0;
}

.section-white {
  background-color: #ffffff;
}

.section-subtle {
  background-color: #f8fafc;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px;
}

.section-subtitle {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-red);
  margin-bottom: 8px;
  display: inline-block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-dark);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==================== PRODUCT CARDS ==================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 26px;
}

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

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(208, 21, 26, 0.4);
}

.product-thumb {
  position: relative;
  height: 210px;
  background-color: #f1f5f9;
  overflow: hidden;
}

.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-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: #ffffff;
  color: var(--primary-red);
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.product-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.product-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.product-features {
  margin-bottom: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
}

.product-features li {
  font-size: 0.84rem;
  color: var(--slate-medium);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.product-features li i {
  color: var(--primary-red);
  font-size: 0.75rem;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
}

/* ==================== FEATURES / VALUE PROPS ==================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.feature-card {
  background: #ffffff;
  padding: 30px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

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

.feature-icon-wrap {
  width: 56px;
  height: 56px;
  background: var(--primary-red-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary-red);
  font-size: 1.4rem;
  transition: var(--transition);
}

.feature-card:hover .feature-icon-wrap {
  background: var(--primary-red);
  color: #ffffff;
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 1.18rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==================== ABOUT SUMMARY SECTION ==================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 52px;
}

.about-card-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-feature-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: var(--transition);
}

.about-feature-box:hover {
  border-color: var(--primary-red);
  transform: translateY(-4px);
}

.about-feature-icon {
  font-size: 2rem;
  color: var(--primary-red);
  margin-bottom: 12px;
}

.about-feature-num {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.about-feature-text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==================== SERVICES GRID ==================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 26px;
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

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

.service-icon {
  font-size: 2.2rem;
  color: var(--primary-red);
  margin-bottom: 18px;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==================== CONTACT & FORM ==================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 44px;
}

.contact-info-card {
  background: var(--primary-dark);
  color: #ffffff;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.contact-info-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.contact-info-desc {
  color: #94a3b8;
  margin-bottom: 30px;
  font-size: 0.92rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(208, 21, 26, 0.18);
  border: 1px solid rgba(208, 21, 26, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ff6b6b;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  color: #ff6b6b;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-details p, .contact-details a {
  font-size: 0.95rem;
  color: #e2e8f0;
}

.contact-form-card {
  background: #ffffff;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #f8fafc;
  color: var(--text-dark);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-red);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(208, 21, 26, 0.12);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

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

/* ==================== FOOTER ==================== */
.footer {
  background-color: var(--primary-dark);
  color: #94a3b8;
  padding: 70px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1.25fr;
  gap: 36px;
  margin-bottom: 50px;
}

.footer-logo-badge {
  display: inline-block;
  background: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.footer-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.footer-about {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

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

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

.footer-links a {
  color: #94a3b8;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* ==================== FLOATING WIDGETS ==================== */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  background: var(--whatsapp);
  color: #ffffff;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
  cursor: pointer;
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
  color: #ffffff;
}

.whatsapp-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--whatsapp);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.scroll-to-top {
  position: fixed;
  bottom: 100px;
  right: 32px;
  z-index: 998;
  background: #ffffff;
  color: var(--slate-dark);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background: var(--primary-red);
  color: #ffffff;
  border-color: var(--primary-red);
}

/* ==================== MODAL ==================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 20px;
}

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

.modal-content {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  max-width: 800px;
  width: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,0,0,0.8);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--primary-red);
}

.modal-video-wrap video {
  width: 100%;
  display: block;
}

/* ==================== PAGE BANNER (INNER PAGES) ==================== */
.page-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  padding: 60px 0;
  position: relative;
}

.page-banner-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: #94a3b8;
}

.breadcrumb a {
  color: #cbd5e1;
}

.breadcrumb a:hover {
  color: #ffffff;
}

/* ==================== DETAIL PAGE LAYOUT & TABLES ==================== */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.detail-content h2 {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-dark);
  margin: 28px 0 14px;
}

.detail-content h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 24px 0 12px;
}

.detail-content p {
  color: var(--text-body);
  margin-bottom: 16px;
  line-height: 1.75;
}

.detail-content ul {
  margin-bottom: 24px;
  padding-left: 20px;
}

.detail-content ul li {
  list-style-type: disc;
  color: var(--text-body);
  margin-bottom: 8px;
  line-height: 1.6;
}

/* Data Tables */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0 32px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--border-color);
}

.spec-table th {
  background: var(--primary-dark);
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  text-align: left;
  padding: 12px 16px;
}

.spec-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.88rem;
  color: var(--slate-medium);
}

.spec-table tr:nth-child(even) {
  background: #f8fafc;
}

.spec-table tr:hover {
  background: var(--primary-red-light);
}

.sidebar-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
}

.sidebar-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-color);
}

.sidebar-links li {
  margin-bottom: 8px;
}

.sidebar-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: #f8fafc;
  color: var(--slate-dark);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border-light);
}

.sidebar-links a:hover, .sidebar-links a.active {
  background: var(--primary-red);
  color: #ffffff;
  border-color: var(--primary-red);
}

/* ==================== RESPONSIVE MEDIA QUERIES ==================== */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.5rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .topbar { display: none; }
  .navbar-container { height: 72px; }
  .navbar-logo { height: 46px; }
  .nav-toggle { display: block; }
  
  .navbar-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffffff;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 8px;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    box-shadow: var(--shadow-dropdown);
  }
  
  .navbar-nav.open {
    transform: translateX(0);
  }
  
  .nav-link {
    width: 100%;
    padding: 12px 16px;
    font-size: 1.05rem;
  }
  
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    width: 100%;
    background: #f8fafc;
    border: none;
    box-shadow: none;
    padding-left: 16px;
    display: none;
  }
  
  .nav-dropdown.active .dropdown-menu {
    display: block;
  }
  
  .hero-title { font-size: 2.1rem; }
  .hero-stats { grid-template-columns: 1fr; gap: 12px; }
  .hero-subtitle { font-size: 1rem; }
  .section-title { font-size: 1.85rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about-card-showcase { grid-template-columns: 1fr; }
}