/* ==========================================
   CA Transport - Homepage Styles
   ========================================== */

/* CSS Variables */
:root {
  --primary: #f8adcc;
  --primary-dark: #e08aad;
  --primary-light: #fce0eb;
  --text: #111827;
  --text-secondary: #6B7280;
  --bg: #ffffff;
  --bg-alt: #F9FAFB;
  --bg-dark: #1F2937;
  --border: #E5E7EB;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.08);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container: 1280px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

address {
  font-style: normal;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(248, 173, 204, 0.35);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(248, 173, 204, 0.45);
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.85rem;
}

/* Section titles */
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title--left {
  text-align: left;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
  transition: all var(--transition);
}

.header.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.75rem 1.5rem;
  max-width: var(--container);
  margin: 0 auto;
}

.logo {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.logo:hover {
  transform: scale(1.02);
}

.logo img {
  height: 36px;
  width: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: block;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  border-radius: 4px;
  transition: all var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link:hover::after {
  width: 60%;
}

.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  width: 60%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switcher {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 4px;
  opacity: 0.5;
  transition: opacity var(--transition);
}

.lang-btn.active,
.lang-btn:hover {
  opacity: 1;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  to { transform: scale(1.12); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.45) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-top: 6rem;
  padding-bottom: 4rem;
}

.hero-text {
  max-width: 700px;
  margin-left: auto;
  text-align: right;
}

.hero-title {
  font-size: clamp(2rem, 6vw, 4.5rem);
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-title .line {
  display: block;
  opacity: 0;
  transform: translateY(40px);
  animation: lineReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-title .line:nth-child(1) {
  animation-delay: 0.2s;
}

.hero-title .line:nth-child(2) {
  animation-delay: 0.45s;
}

@keyframes lineReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-desc {
  color: rgba(255,255,255,0.95);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 560px;
  margin-left: auto;
  text-shadow: 0 1px 10px rgba(0,0,0,0.3);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.7s forwards;
}

.hero-desc strong {
  color: var(--primary-light);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.mouse {
  display: block;
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.6);
  border-radius: 12px;
  position: relative;
}

.wheel {
  display: block;
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.8);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0% { top: 6px; opacity: 1; }
  100% { top: 18px; opacity: 0; }
}

/* Stats */
.stats {
  padding: 5rem 0;
  background: var(--bg-alt);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem 2rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  color: var(--primary);
}

.stat-icon svg {
  width: 100%;
  height: 100%;
}

.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Intro */
.intro {
  padding: 6rem 0;
  background: #fff;
  overflow: hidden;
}

.intro-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.intro-visual {
  position: relative;
}

.intro-num {
  font-size: 6rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.15;
  line-height: 1;
  display: block;
  margin-bottom: 0.5rem;
}

.intro-deco {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--border);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.intro-text {
  color: var(--text-secondary);
}

.intro-text .lead {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.intro-text p + p {
  margin-top: 1rem;
}

/* Offer */
.offer {
  padding: 6rem 0;
  background: var(--bg-alt);
}

.offer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.offer-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border-bottom: 3px solid transparent;
}

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

.offer-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  color: var(--primary);
}

.offer-icon svg {
  width: 100%;
  height: 100%;
}

.offer-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

/* Services */
.services {
  padding: 6rem 0;
  background: #fff;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.service-image {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--transition);
}

.service-card:hover .service-image img {
  transform: scale(1.08);
}

.service-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%);
}

.service-body {
  padding: 1.5rem;
}

.service-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition);
}

.service-link:hover {
  gap: 0.5rem;
}

/* About */
.about {
  position: relative;
  padding: 8rem 0;
  overflow: hidden;
}

.about-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.about-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.35) 100%);
}

.about-content {
  position: relative;
  z-index: 1;
}

.about-text {
  max-width: 600px;
  color: #fff;
}

.about-text h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--primary-light);
}

.about-text > p {
  color: rgba(255,255,255,0.85);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: rgba(255,255,255,0.08);
  padding: 1.25rem;
  border-radius: var(--radius);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--transition);
}

.about-feature:hover {
  background: rgba(255,255,255,0.14);
  transform: translateX(6px);
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--primary-light);
}

.about-feature-icon svg {
  width: 100%;
  height: 100%;
}

.about-feature h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.about-feature p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
}

/* Sustainability */
.sustainability {
  padding: 6rem 0;
  background: var(--bg-alt);
}

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

.sustain-text p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

.sustain-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sustain-list li {
  position: relative;
  padding-left: 1.5rem;
  font-weight: 500;
  color: var(--text);
}

.sustain-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
}

.sustain-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.sustain-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.sustain-badge {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  animation: badgePulse 3s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.sustain-badge-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.sustain-badge-text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}

/* News */
.news {
  padding: 6rem 0;
  background: #fff;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.news-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid var(--border);
}

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

.news-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--transition);
}

.news-card:hover .news-image img {
  transform: scale(1.06);
}

.news-date {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.375rem 0.75rem;
  border-radius: 50px;
}

.news-body {
  padding: 1.5rem;
}

.news-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.news-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA */
.cta {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}

.cta::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
  max-width: 600px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-inner p {
  font-size: 1.1rem;
  opacity: 0.95;
  margin-bottom: 2rem;
}

.cta .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}

.cta .btn-primary:hover {
  background: var(--bg-alt);
  color: var(--primary-dark);
}

/* Footer */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-col a {
  font-size: 0.9rem;
  transition: color var(--transition);
  position: relative;
}

.footer-col a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary);
  transition: width var(--transition);
}

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

.footer-col a:hover::after {
  width: 100%;
}

.footer-col address {
  font-size: 0.9rem;
  line-height: 1.7;
}

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

.social-links a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  transition: all var(--transition);
}

.social-links a svg {
  width: 18px;
  height: 18px;
  fill: #fff;
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

/* Scroll reveal animations */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up {
  transform: translateY(40px);
}

.reveal-left {
  transform: translateX(-40px);
}

.reveal-right {
  transform: translateX(40px);
}

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translate(0);
}

/* Stagger delays for children */
[style*="--delay"] {
  transition-delay: var(--delay, 0s);
}

/* Mobile menu open state */
body.menu-open {
  overflow: hidden;
}

/* Responsive */
.hidden-mobile {
  display: inline-flex;
}

@media (max-width: 1024px) {
  .hidden-mobile {
    display: none;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: #fff;
    box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    padding: 5rem 2rem 2rem;
    transition: right var(--transition);
    z-index: 999;
  }
  
  .header-inner {
    padding: 0.625rem 1rem;
  }

  .hidden-mobile {
    display: none;
  }

  .nav.open {
    right: 0;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .nav-link {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border-radius: var(--radius);
  }
  
  .mobile-menu-btn {
    display: flex;
    z-index: 1001;
  }
  
  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .intro-layout,
  .sustain-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .intro-visual {
    order: -1;
  }
  
  .sustain-visual {
    order: -1;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-text {
    text-align: left;
    margin-left: 0;
    margin-right: auto;
  }
  
  .hero-title {
    text-shadow: 0 2px 15px rgba(0,0,0,0.5);
  }
  
  .offer-grid,
  .services-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
  
  .stats-grid {
    gap: 1rem;
  }
  
  .stat-item {
    padding: 1.25rem 1rem;
  }
  
  .about-feature {
    padding: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}