/**
 * Automotive Workshop - Red & White Theme + Dark Mode
 * Optimized for performance and hosting
 */

/* ========== CSS Variables (Light Theme) ========== */
:root {
  --primary: #c41e3a;
  --primary-dark: #9e1830;
  --primary-light: #e63950;
  --bg: #ffffff;
  --bg-alt: #f8f9fa;
  --text: #212529;
  --text-muted: #6c757d;
  --border: #dee2e6;
  --card-bg: #ffffff;
  --navbar-bg: rgba(255, 255, 255, 0.98);
  --footer-bg: linear-gradient(135deg, #2c3e50, #1a1a2e);
  --footer-text: #ecf0f1;
  --hero-overlay: rgba(0, 0, 0, 0.5);
  --shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  --transition: 0.3s ease;
}

/* ========== Dark Mode ========== */
[data-theme="dark"] {
  --primary: #e63950;
  --primary-dark: #c41e3a;
  --primary-light: #ff6b7a;
  --bg: #121212;
  --bg-alt: #1e1e1e;
  --text: #e4e4e4;
  --text-muted: #a0a0a0;
  --border: #333;
  --card-bg: #1e1e1e;
  --navbar-bg: rgba(18, 18, 18, 0.98);
  --footer-bg: linear-gradient(135deg, #2c3e50, #1a1a2e);
  --footer-text: #ecf0f1;
  --hero-overlay: rgba(0, 0, 0, 0.7);
  --shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.4);
}

/* ========== Base ========== */
html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--text);
  transition: background-color var(--transition), color var(--transition);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

/* Fixed navbar spacer */
main {
  padding-top: 72px;
}

/* ========== Navbar ========== */
.navbar-custom {
  background: var(--navbar-bg) !important;
  box-shadow: var(--shadow);
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar-custom .navbar-brand {
  color: var(--primary) !important;
  font-weight: 700;
  font-size: 1.4rem;
}

.navbar-custom .nav-link {
  color: var(--text) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  border-radius: 0.25rem;
  transition: color var(--transition), background var(--transition);
}

.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
  color: var(--primary) !important;
  background: rgba(196, 30, 58, 0.1);
}

/* Dark mode toggle */
.theme-toggle {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ========== Hero ========== */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  background-size: cover;
  background-position: center;
  position: relative;
  color: #fff;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
  z-index: 0;
}

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

.hero h1 {
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.8s ease;
}

.hero .lead {
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero .btn-light {
  background: #fff;
  color: var(--primary);
  border: none;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.hero .btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--primary-dark);
}

.hero .btn-outline-light:hover {
  background: #fff;
  color: var(--primary);
}

/* Hero Split Slider */
.hero-split {
  background: var(--bg-alt) !important;
  min-height: auto;
  position: relative;
}

.hero-split::before {
  display: none;
}

/* 100% height and width - full viewport */
.hero-split-full {
  width: 100%;
  min-height: 100vh;
  height: 100vh;
  overflow: hidden;
  margin-top: -72px; /* pull up to fill viewport below fixed navbar */
}

.hero-split-full .carousel,
.hero-split-full .carousel-inner,
.hero-split-full .carousel-item,
.hero-split-full .split-slide {
  height: 100%;
  min-height: 100vh;
}

.hero-split-full .split-slide .info-half {
  min-height: 100vh;
}

.hero-split-full .hero-split-img {
  height: 100%;
  min-height: 100vh;
  object-fit: cover;
}

.split-slide {
  min-height: 420px;
}

.split-slide .info-half {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 2.5rem;
  color: #fff;
}

.split-slide .split-slide-content {
  max-width: 540px;
}

.hero-info-primary {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
}

.hero-info-dark {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
}

.hero-info-accent {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.hero-split-img {
  height: 420px;
  width: 100%;
  object-fit: cover;
}

.hero-split .carousel-control-prev,
.hero-split .carousel-control-next {
  width: 4rem;
  opacity: 0.9;
}

.hero-split .carousel-indicators button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
}

.hero-split .carousel-indicators button.active {
  background-color: #fff;
}

@media (max-width: 767.98px) {
  /* Mobile Overlay Layout - Fixed Height */
  .hero-split-full {
    height: 70vh;
    min-height: 70vh;
  }

  .hero-split-full .carousel,
  .hero-split-full .carousel-inner,
  .hero-split-full .carousel-item,
  .hero-split-full .split-slide {
    height: 100%;
    min-height: 100%;
  }

  /* Reset flex direction to overlay */
  .hero-split-full .carousel-item .row {
    display: block; /* Remove flex to allow absolute positioning */
    position: relative;
    height: 100%;
    margin: 0;
  }

  /* Image becomes the background */
  .hero-split-full .col-lg-6:has(.hero-split-img),
  .hero-split-full .col-lg-6:has(img) {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    z-index: 0;
  }

  .hero-split-img {
    height: 100%;
    width: 100%;
    object-fit: cover;
  }

  /* Dark Overlay */
  .hero-split-full .carousel-item .row::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6); /* Dark overlay */
    z-index: 1;
  }

  /* Content floats on top */
  .hero-split-full .col-lg-6.info-half {
    position: relative;
    z-index: 2;
    height: 100%;
    width: 100%;
    background: transparent !important; /* Remove solid colors */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
  }

  /* Typography Scaling */
  .split-slide .info-half .display-5 {
    font-size: 1.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  }
  
  .split-slide .info-half .display-6 {
    font-size: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  }

  .split-slide .info-half .lead {
    font-size: 1rem;
    margin-bottom: 1.5rem !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  }

  /* Controls */
  .hero-split-full .carousel-control-prev,
  .hero-split-full .carousel-control-next {
    width: 3rem;
    z-index: 3;
  }
  
  .hero-split-full .carousel-indicators {
    z-index: 3;
    bottom: 1rem;
  }
}

@media (min-width: 768px) and (max-width: 991.98px) {
  .hero-split-full .split-slide .info-half {
    min-height: 50vh;
  }

  .hero-split-full .hero-split-img {
    min-height: 50vh;
  }

  .split-slide .info-half {
    padding: 2rem 1.5rem;
    min-height: 280px;
  }

  .split-slide .info-half .display-5,
  .split-slide .info-half .display-6 {
    font-size: 1.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  }

  .hero-split-img {
    height: 280px;
  }

  .split-slide {
    min-height: auto;
  }

  /* Tablet: Stack vertically instead of side-by-side */
  .hero-split-full .carousel-item .row {
    flex-direction: column;
  }
  
  .hero-split-full .carousel-item .col-lg-6 {
    width: 100%;
    flex: 0 0 100%;
    max-width: 100%;
  }
  
  .hero-split-full .carousel-item .order-lg-1,
  .hero-split-full .carousel-item .order-lg-2 {
    order: initial !important;
  }
}

/* Map & Rating */
.map-slide iframe {
  border: 0;
}

.google-stars {
  color: #ffc107;
  font-size: 1.25rem;
}

.map-rating-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
}

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

/* ========== Sections ========== */
section {
  padding: 4rem 0;
  transition: background-color var(--transition);
}

.section-alt {
  background: var(--bg-alt);
}

.section-title {
  color: var(--text);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

/* ========== Cards ========== */
.card-custom {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  height: 100%;
}

.card-custom:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.card-custom .card-body {
  color: var(--text);
}

.card-custom .icon-wrap {
  width: 4rem;
  height: 4rem;
  background: rgba(196, 30, 58, 0.15);
  color: var(--primary);
  border-radius: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: all var(--transition);
}

.card-custom:hover .icon-wrap {
  background: var(--primary);
  color: #fff;
}

/* ========== Buttons ========== */
.btn-primary-custom {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
}

.btn-primary-custom:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-1px);
}

.btn-outline-custom {
  border: 2px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
  background: transparent;
  transition: all var(--transition);
}

.btn-outline-custom:hover {
  background: var(--primary);
  color: #fff;
}

/* ========== Footer ========== */
.footer-custom {
  background: linear-gradient(135deg, #2c3e50, #1a1a2e);
  color: #ecf0f1;
  padding: 4rem 0 2rem;
  transition: background var(--transition);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

.footer-custom a {
  color: #ecf0f1;
  text-decoration: none;
  transition: color var(--transition);
  font-weight: 400;
}

.footer-custom a:hover {
  color: #3498db;
  text-decoration: underline;
}

.footer-custom .social-link {
  width: 2.8rem;
  height: 2.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  margin: 0 0.3rem;
  transition: all var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-custom .social-link:hover {
  background: #3498db;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(52, 152, 219, 0.3);
}

/* Footer widget styles */
.footer-widget {
  margin-bottom: 2rem;
}

.footer-widget h5 {
  color: #fff;
  font-weight: 600;
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-widget h5::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background: #3498db;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: #bdc3c7;
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: #3498db;
  padding-left: 5px;
}

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  margin-top: 2rem;
}

/* Footer copyright */
.footer-copyright {
  font-size: 0.9rem;
  color: #95a5a6;
}

/* ========== Forms ========== */
.form-control-custom,
.form-select-custom {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 0.375rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control-custom:focus,
.form-select-custom:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(196, 30, 58, 0.25);
  background: var(--bg);
  color: var(--text);
}

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

/* Validation */
.form-control-custom.is-invalid {
  border-color: #dc3545;
}

.form-control-custom.is-valid {
  border-color: #198754;
}

/* ========== Utilities ========== */
.text-primary-custom {
  color: var(--primary) !important;
}

.bg-primary-custom {
  background-color: var(--primary) !important;
}

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  border-radius: 0.5rem;
  padding: 2rem;
}

/* Page header (for inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  padding: 3rem 0;
  margin-bottom: 0;
}

.page-hero h1 {
  font-weight: 700;
  margin-bottom: 0.25rem;
}

/* Contact page */
.contact-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  padding: 3rem 0 4rem;
}

.contact-cards-row {
  margin-top: -2.5rem;
}

.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.12);
}

.contact-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.contact-form-card,
.contact-map-card {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
}

.contact-form-card .btn-link,
.contact-map-card .btn-link {
  color: var(--primary);
  text-decoration: none;
}

.contact-form-card .btn-link:hover,
.contact-map-card .btn-link:hover {
  color: var(--primary-dark);
}

.service-areas-tags .badge {
  font-weight: 500;
  transition: all var(--transition);
}

.service-areas-tags .badge:hover {
  background: var(--primary) !important;
  color: #fff !important;
  border-color: var(--primary) !important;
}

/* Mission & Vision pages */
.mission-hero,
.vision-hero {
  padding: 3rem 0;
}

.mission-hero-icon,
.vision-hero-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.mission-statement,
.vision-statement {
  border-radius: 0.75rem;
  border-left: 4px solid var(--primary);
}

.mission-vision-card {
  transition: transform var(--transition), box-shadow var(--transition);
}

.mission-vision-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.1);
}

a:hover .mission-vision-card {
  border-color: var(--primary);
}

a .mission-vision-card h3,
a .mission-vision-card p {
  color: inherit;
}

.mission-vision-link {
  color: inherit;
}

.mission-vision-link .mission-vision-card .text-muted {
  color: var(--text-muted) !important;
}

.mission-vision-link:hover .mission-vision-card h3 {
  color: var(--primary);
}

/* Image placeholders */
.img-placeholder {
  background: var(--bg-alt);
  aspect-ratio: 16/10;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Machinery / Product cards */
.equipment-card,
.product-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  overflow: hidden;
  transition: all var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.product-card img.card-img-top,
.equipment-card .img-placeholder {
  width: 100%;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f8f9fa;
  padding: 2rem;
  border-bottom: 1px solid var(--border);
}

.product-card img.card-img-top img,
.equipment-card .img-placeholder img {
  max-height: 260px;
  max-width: 100%;
  object-fit: contain;
  object-position: center;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  -ms-interpolation-mode: bicubic;
  backface-visibility: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transform: translateZ(0);
  will-change: transform;
}

.product-card .card-body,
.equipment-card .card-body {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-height: 180px;
}

.product-card .card-title,
.equipment-card .card-title {
  flex-grow: 1;
}

.product-card .btn,
.equipment-card .btn {
  margin-top: auto;
}

/* Responsive adjustments for smaller screens */
@media (max-width: 576px) {
  .product-card img.card-img-top,
  .equipment-card .img-placeholder {
    height: 220px;
    padding: 1.2rem;
  }
  
  .product-card img.card-img-top img,
  .equipment-card .img-placeholder img {
    max-height: 180px;
  }
  
  .product-card .card-body,
  .equipment-card .card-body {
    min-height: 140px;
  }
}

@media (max-width: 768px) {
  .product-card img.card-img-top,
  .equipment-card .img-placeholder {
    height: 260px;
    padding: 1.5rem;
  }
  
  .product-card img.card-img-top img,
  .equipment-card .img-placeholder img {
    max-height: 220px;
  }
}

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

/* In-page links (e.g. contact details) */
main a:not(.btn):not(.nav-link):not(.social-link) {
  color: var(--primary);
}
main a:not(.btn):not(.nav-link):not(.social-link):hover {
  color: var(--primary-dark);
  opacity: 0.9;
}

/* Skip link for accessibility & SEO */
.skip-link {
  position: absolute;
  top: -3rem;
  left: 0.5rem;
  background: var(--primary);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 9999;
  border-radius: 0.25rem;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0.5rem;
}

/* ========== WhatsApp floating button ========== */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 3.5rem;
  height: 3.5rem;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  color: #fff;
  transform: scale(1.08);
  box-shadow: 0 0.5rem 1.5rem rgba(37, 211, 102, 0.5);
}

/* ========== Cookie consent banner ========== */
#cookieConsent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
  box-shadow: 0 -0.25rem 1rem rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: transform 0.3s ease, background var(--transition);
}

#cookieConsent.hide {
  transform: translateY(100%);
}

#cookieConsent p {
  margin: 0;
  color: var(--text);
  font-size: 0.9rem;
}

#cookieConsent .btn {
  margin-left: 0.5rem;
}

/* ========== Breadcrumbs ========== */
.breadcrumb-custom {
  background: transparent;
  padding: 0.75rem 0;
  margin-bottom: 0;
  font-size: 0.9rem;
}

.breadcrumb-custom .breadcrumb-item a {
  color: var(--primary);
  text-decoration: none;
}

.breadcrumb-custom .breadcrumb-item a:hover {
  text-decoration: underline;
}

.breadcrumb-custom .breadcrumb-item.active {
  color: var(--text-muted);
}

.breadcrumb-custom .breadcrumb-item + .breadcrumb-item::before {
  color: var(--text-muted);
}

/* ========== Print (checklist) ========== */
@media print {
  .navbar-custom,
  .footer-custom,
  .whatsapp-float,
  #cookieConsent,
  .btn,
  .no-print {
    display: none !important;
  }
  main {
    padding-top: 0 !important;
  }
  body {
    background: #fff;
    color: #000;
  }
}

/* ========== Page Loader ========== */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.page-loader__spinner {
  display: none !important;
  width: 56px;
  height: 56px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: page-loader-spin 0.9s linear infinite;
}
.page-loader__gear {
  font-size: 2.5rem;
  color: var(--primary);
  animation: page-loader-gear 1.2s ease-in-out infinite;
  margin-bottom: 1rem;
}
.page-loader__bar {
  display: none !important;
  width: 120px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 1rem;
}
.page-loader__bar-fill {
  height: 100%;
  width: 30%;
  background: var(--primary);
  border-radius: 2px;
  animation: page-loader-bar 1.4s ease-in-out infinite;
}
@keyframes page-loader-spin {
  to { transform: rotate(360deg); }
}
@keyframes page-loader-gear {
  0%, 100% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.05); }
}
@keyframes page-loader-bar {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(400%); }
}

/* ========== Scroll-to-top button ========== */
.scroll-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background 0.3s ease;
}
.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.scroll-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}
.scroll-to-top:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.scroll-to-top i {
  font-size: 1.25rem;
}

/* ========== Animate on scroll ========== */
[data-aos] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-aos].aos-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-aos="fade-up"] { transform: translateY(24px); }
[data-aos="fade-up"].aos-visible { transform: translateY(0); }
[data-aos="fade-in"] { transform: none; }
[data-aos="fade-in"].aos-visible { transform: none; }
[data-aos="zoom-in"] { transform: translateY(24px) scale(0.96); }
[data-aos="zoom-in"].aos-visible { transform: translateY(0) scale(1); }

/* ========== Lazy-loaded images ========== */
img[loading="lazy"] {
  opacity: 0;
  transition: opacity 0.35s ease;
}
img[loading="lazy"].lazy-loaded {
  opacity: 1;
}

/* ========== Reading progress bar ========== */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  z-index: 10001;
  background: transparent;
  pointer-events: none;
}
.reading-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transition: width 0.15s ease-out;
}

/* ========== Toast notifications ========== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  z-index: 9998;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 360px;
  pointer-events: none;
}
.toast {
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  box-shadow: var(--shadow-lg);
  background: var(--card-bg);
  border-left: 4px solid var(--primary);
  color: var(--text);
  font-size: 0.9rem;
  pointer-events: auto;
  animation: toast-in 0.35s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.toast.toast-success { border-left-color: #198754; }
.toast.toast-error { border-left-color: #dc3545; }
.toast.toast-info { border-left-color: #0d6efd; }
.toast.toast-warning { border-left-color: #ffc107; }
.toast.toast--hiding {
  animation: toast-out 0.3s ease forwards;
}
@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(-100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes toast-out {
  to {
    opacity: 0;
    transform: translateX(-100%);
  }
}

/* ========== Logo Styles ========== */
.logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  vertical-align: middle;
}

@media (max-width: 767.98px) {
  .logo-img {
    height: 32px;
  }
  
  .navbar-brand {
    font-size: 1.1rem;
  }
}

/* ========== Footer Styles ========== */
.footer-logo {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.footer-custom {
  color: #fff;
}

.footer-custom a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-custom a:hover {
  color: #fff;
}

.text-white-50 {
  color: rgba(255, 255, 255, 0.7) !important;
}

@media (max-width: 767.98px) {
  .footer-logo {
    height: 40px;
  }
}