/* ========================================
   SOYOKAZE RENTAL CAR - Demo Site
   Design: Simple, elegant, ocean vibes
   Target: Women 20s-40s who love the sea
   ======================================== */

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

:root {
  --color-primary: #2B7A9E;
  --color-primary-dark: #1D5F7E;
  --color-primary-light: #E8F4F8;
  --color-accent: #D4A76A;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-white: #FFFFFF;
  --color-bg: #FAFCFD;
  --color-bg-warm: #FDF8F3;
  --color-border: #E8ECF0;
  --font-ja: 'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;
  --font-en: 'Montserrat', sans-serif;
  --transition: 0.3s ease;
}

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

body {
  font-family: var(--font-ja);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- HEADER ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-en {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.logo-jp {
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: 0.15em;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-list a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-text);
  position: relative;
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-primary);
  transition: var(--transition);
}

.nav-list a:hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--color-primary);
  color: var(--color-white) !important;
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 13px;
}

.nav-cta:hover {
  background: var(--color-primary-dark);
}

.nav-cta::after {
  display: none !important;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  position: absolute;
  left: 0;
  transition: var(--transition);
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 18px; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  background: url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?w=1600&q=80') center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 40, 70, 0.3) 0%,
    rgba(0, 40, 70, 0.5) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 0 24px;
}

.hero-sub {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 300;
  letter-spacing: 0.3em;
  margin-bottom: 24px;
  opacity: 0.9;
}

.hero-title {
  font-size: clamp(32px, 6vw, 56px);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.hero-desc {
  font-size: 15px;
  line-height: 2;
  margin-bottom: 40px;
  opacity: 0.9;
  font-weight: 400;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.hero-scroll span {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.15em;
  opacity: 0.7;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.5);
  animation: scrollDown 1.5s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-block;
  padding: 14px 40px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

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

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-white:hover {
  background: transparent;
  color: var(--color-white);
}

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

.btn-outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn-large {
  padding: 18px 48px;
  font-size: 16px;
}

.btn-icon {
  margin-right: 8px;
}

/* ---------- SECTIONS ---------- */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-label-white {
  color: var(--color-white);
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.5;
}

.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ---------- ABOUT ---------- */
.section-about {
  background: var(--color-bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image img {
  border-radius: 8px;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-text h3 {
  font-size: 22px;
  line-height: 1.6;
  margin-bottom: 20px;
  color: var(--color-primary-dark);
}

.about-text p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 15px;
}

.about-features {
  display: flex;
  gap: 32px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.feature {
  display: flex;
  flex-direction: column;
}

.feature-number {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1;
}

.feature-unit {
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 500;
}

.feature-label {
  font-size: 12px;
  color: var(--color-text-light);
  margin-top: 4px;
}

/* ---------- CONCEPT ---------- */
.section-concept {
  position: relative;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  overflow: hidden;
  padding: 0;
}

.concept-bg {
  position: absolute;
  inset: 0;
}

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

.concept-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 40, 70, 0.45);
}

.concept-content {
  position: relative;
  z-index: 1;
  padding: 0 24px;
}

.concept-title {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 20px;
  letter-spacing: 0.08em;
}

.concept-desc {
  font-size: 15px;
  line-height: 2.2;
  opacity: 0.9;
}

/* ---------- VEHICLES ---------- */
.vehicles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.vehicle-card {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

.vehicle-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.vehicle-image {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.vehicle-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.vehicle-card:hover .vehicle-image img {
  transform: scale(1.05);
}

.vehicle-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 500;
}

.vehicle-info {
  padding: 24px;
}

.vehicle-info h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
}

.vehicle-info p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

.vehicle-price {
  font-family: var(--font-en);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
}

/* ---------- PRICE ---------- */
.section-price {
  background: var(--color-bg);
}

.price-table-wrapper {
  overflow-x: auto;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.price-table th,
.price-table td {
  padding: 18px 24px;
  text-align: center;
  font-size: 14px;
}

.price-table th {
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.price-table th:first-child,
.price-table td:first-child {
  text-align: left;
  font-weight: 500;
}

.price-table tbody tr {
  border-bottom: 1px solid var(--color-border);
}

.price-table tbody tr:last-child {
  border-bottom: none;
}

.price-table tbody tr:hover {
  background: var(--color-primary-light);
}

.price-note {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--color-text-light);
}

/* ---------- GALLERY ---------- */
.section-gallery {
  padding-bottom: 100px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto;
  gap: 8px;
  padding: 0 24px;
}

.gallery-item {
  overflow: hidden;
  border-radius: 4px;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 1/1;
  transition: var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item-large {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
}

.gallery-item-large img {
  aspect-ratio: auto;
}

/* ---------- ACCESS ---------- */
.section-access {
  background: var(--color-bg);
}

.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.access-list {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px 20px;
  margin-bottom: 40px;
}

.access-list dt {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
}

.access-list dd {
  font-size: 14px;
  color: var(--color-text-light);
}

.access-list dd a {
  color: var(--color-primary);
  font-weight: 500;
}

.access-route h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--color-primary-dark);
}

.route-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.route-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.step-num {
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1;
  min-width: 40px;
}

.route-step p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.access-map iframe {
  border-radius: 12px;
}

/* ---------- CONTACT / CTA ---------- */
.section-contact {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  text-align: center;
  color: var(--color-white);
}

.contact-inner {
  max-width: 600px;
  margin: 0 auto;
}

.contact-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.contact-desc {
  font-size: 15px;
  line-height: 2;
  margin-bottom: 40px;
  opacity: 0.9;
}

.contact-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-note {
  margin-top: 20px;
  font-size: 13px;
  opacity: 0.7;
}

/* ---------- RELATED ---------- */
.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.related-card {
  display: block;
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.related-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.related-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.related-card:hover .related-image img {
  transform: scale(1.05);
}

.related-info {
  padding: 24px;
}

.related-info h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.related-info p {
  font-size: 14px;
  color: var(--color-text-light);
}

/* ---------- FOOTER ---------- */
.footer {
  background: #1A1A2E;
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 30px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 30px;
}

.footer-brand .logo-en {
  color: var(--color-white);
}

.footer-brand .logo-jp {
  color: rgba(255, 255, 255, 0.5);
}

.footer-address {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.8;
}

.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav a {
  font-size: 13px;
  opacity: 0.7;
}

.footer-nav a:hover {
  opacity: 1;
  color: var(--color-white);
}

.footer-sns a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  opacity: 0.7;
  transition: var(--transition);
}

.footer-sns a:hover {
  opacity: 1;
  border-color: var(--color-white);
}

.copyright {
  text-align: center;
  font-size: 12px;
  opacity: 0.5;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .vehicles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .hamburger {
    display: block;
  }

  /* Mobile nav overlay */
  .nav.active {
    display: flex;
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 200;
    align-items: center;
    justify-content: center;
  }

  .nav.active .nav-list {
    flex-direction: column;
    gap: 24px;
  }

  .nav.active .nav-list a {
    font-size: 18px;
  }

  .hero {
    min-height: 100svh;
  }

  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 22px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-features {
    gap: 20px;
  }

  .vehicles-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .price-table th,
  .price-table td {
    padding: 12px 14px;
    font-size: 13px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item-large {
    grid-column: 1 / 3;
    grid-row: auto;
  }

  .access-grid {
    grid-template-columns: 1fr;
  }

  .contact-buttons {
    flex-direction: column;
    align-items: center;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: 32px;
  }

  .section-concept {
    height: 400px;
  }
}

@media (max-width: 480px) {
  .about-features {
    flex-direction: column;
    gap: 16px;
  }

  .access-list {
    grid-template-columns: 80px 1fr;
  }

  .btn-large {
    padding: 14px 32px;
    font-size: 15px;
    width: 100%;
  }
}