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

:root {
  --navy:      #1a2b5e;
  --navy-dark: #111e45;
  --red:       #c0392b;
  --red-dark:  #a03020;
  --off-white: #f5f5f0;
  --white:     #ffffff;
  --dark:      #2d2d2d;
  --slate:     #7a8ca8;
  --border:    #dde3ed;
  --section-bg:#eef1f7;
  --radius:    6px;
  --font-head: 'Noto Serif JP', 'Georgia', serif;
  --font-body: 'Noto Sans JP', 'Helvetica Neue', Arial, sans-serif;
  --max-w:     1160px;
  --gap:       2rem;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark);
  background: var(--white);
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 0.5rem;
}
.section-sub {
  color: var(--slate);
  font-size: 1rem;
  margin-bottom: 2.5rem;
  line-height: 1.5;
}
.tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  border: 1.5px solid var(--red);
  padding: 3px 10px;
  border-radius: 3px;
  margin-bottom: 0.75rem;
}
.btn {
  display: inline-block;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
}
.btn-primary { background: var(--red); color: var(--white); border-color: var(--red); }
.btn-primary:hover { background: var(--red-dark); border-color: var(--red-dark); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-white { background: var(--white); color: var(--navy); border-color: var(--white); }
.btn-white:hover { background: var(--off-white); }

.site-header {
  background: var(--white);
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
}
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}
.logo-wrap img { width: 48px; height: 48px; }
.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-main {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.01em;
}
.brand-sub {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--slate);
}
.header-nav { display: flex; align-items: center; gap: 2rem; }
.header-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
.header-nav a:hover { color: var(--red); border-color: var(--red); }
.header-cta { margin-left: 1rem; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--navy);
  margin: 5px 0;
}
.mobile-nav {
  display: none;
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 0.6rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--dark);
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:hover { color: var(--red); }

.hero {
  position: relative;
  background: var(--navy-dark);
  color: var(--white);
  overflow: hidden;
  min-height: 580px;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url("https://images.unsplash.com/photo-1581736851740-7f15e307c6a0?ixid=M3w4ODI1MzB8MHwxfHNlYXJjaHwxMnx8U2hpbmthbnNlbiUyMGJ1bGxldCUyMHRyYWluJTIwc3Vuc2V0fGVufDF8MXx8fDE3Nzg0NDc3NTR8MA&ixlib=rb-4.1.0&w=1600&q=80&fit=max&auto=format");
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 620px;
  padding: 5rem 1.5rem;
  margin: 0 auto 0 10%;
}
.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #e8b4ae;
  margin-bottom: 1rem;
  font-weight: 600;
}
.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.15;
  margin-bottom: 1.2rem;
  font-weight: 700;
}
.hero h1 span { color: #e06050; }
.hero p {
  font-size: 1.05rem;
  line-height: 1.65;
  color: #d0d8e8;
  margin-bottom: 2rem;
  max-width: 500px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-badge {
  position: absolute;
  right: 8%;
  bottom: 10%;
  background: var(--red);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius);
  line-height: 1.4;
  text-align: center;
  z-index: 3;
}

.stats {
  background: var(--navy);
  color: var(--white);
  padding: 2.5rem 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  text-align: center;
}
.stat-item { padding: 1rem; }
.stat-num {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 700;
  color: #e06050;
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: #b0bdd0;
  margin-top: 0.3rem;
  letter-spacing: 0.05em;
}

.about-intro { padding: 5rem 0; background: var(--white); text-align: center; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-img-wrap img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius);
}
.about-accent {
  position: absolute;
  bottom: -16px;
  left: -16px;
  width: 120px;
  height: 120px;
  background: var(--red);
  border-radius: var(--radius);
  z-index: -1;
}
.about-intro .about-text {
  text-align: left;
}
.about-intro .about-text .tag,
.about-intro .about-text .section-title,
.about-intro .about-text .section-sub {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.about-intro .about-text .tag {
  display: inline-block;
}
.about-text p { color: #4a5568; line-height: 1.7; margin-bottom: 1.2rem; }

.features { padding: 5rem 0; background: var(--section-bg); text-align: center; }
.features-header { text-align: center; max-width: 600px; margin: 0 auto 3rem; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
}
.feature-icon {
  width: 44px; height: 44px;
  background: var(--navy);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.2rem;
}
.feature-icon svg { width: 22px; height: 22px; fill: none; stroke: var(--white); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.feature-card h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.5rem;
}
.feature-card p { font-size: 0.9rem; color: #5a6a7a; line-height: 1.6; }

.guide-section { padding: 5rem 0; background: var(--white); text-align: center; }
.guide-section .guide-text {
  text-align: center;
}
.guide-section .guide-text .tag,
.guide-section .guide-text .section-title,
.guide-section .guide-text .section-sub {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.guide-section .guide-text .tag {
  display: inline-block;
}
.guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.guide-img img {
  width: 100%; height: 380px;
  object-fit: cover;
  border-radius: var(--radius);
}
.guide-steps { margin-top: 1.5rem; text-align: left; }
.guide-step {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}
.step-num {
  min-width: 32px; height: 32px;
  background: var(--red);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}
.step-text h4 { font-size: 0.95rem; font-weight: 600; color: var(--navy); margin-bottom: 0.2rem; }
.step-text p { font-size: 0.88rem; color: #5a6a7a; line-height: 1.5; }

.routes { padding: 5rem 0; background: var(--section-bg); text-align: center; }
.routes-header { text-align: center; max-width: 560px; margin: 0 auto 3rem; }
.routes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.route-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.route-card-img {
  height: 180px;
  background: var(--section-bg);
  position: relative;
}
.route-card-img img { width: 100%; height: 100%; object-fit: cover; }
.route-badge {
  position: absolute;
  top: 0.75rem; left: 0.75rem;
  background: var(--navy);
  color: var(--white);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 3px;
}
.route-body { padding: 1.25rem; }
.route-body h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 0.4rem; }
.route-body p { font-size: 0.85rem; color: #5a6a7a; line-height: 1.5; margin-bottom: 0.8rem; }
.route-meta { display: flex; gap: 1rem; font-size: 0.78rem; color: var(--slate); justify-content: center; }
.route-meta span { display: flex; align-items: center; gap: 4px; }

.products { padding: 5rem 0; background: var(--white); text-align: center; }
.products-header { text-align: center; max-width: 560px; margin: 0 auto 3rem; }
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.product-card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}
.product-card.featured {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.product-price {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}
.product-card.featured .product-price { color: #e06050; }
.product-period { font-size: 0.8rem; color: var(--slate); margin-top: 2px; }
.product-card.featured .product-period { color: #8899bb; }
.product-card h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0;
}
.product-card.featured h3 { color: var(--white); }
.product-card p { font-size: 0.88rem; color: #5a6a7a; line-height: 1.6; flex: 1; }
.product-card.featured p { color: #b0bdd0; }
.product-features { margin: 0; padding: 0; }
.product-features li {
  font-size: 0.85rem;
  color: #4a5568;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.product-card.featured .product-features li {
  color: #b0bdd0;
  border-color: rgba(255,255,255,0.12);
}
.product-features li::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--red);
  border-radius: 50%;
  flex-shrink: 0;
}
.product-card .btn { margin-top: auto; }

.info-banner { padding: 5rem 0; background: var(--navy); color: var(--white); }
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.info-text .tag {
  display: inline-block;
}
.info-text .section-title { color: var(--white); }
.info-text .section-sub { color: #8899bb; }
.info-text p { color: #b0bdd0; line-height: 1.7; margin-bottom: 1.5rem; }
.info-img img {
  width: 100%; height: 360px;
  object-fit: cover;
  border-radius: var(--radius);
  opacity: 0.9;
}
.info-chips { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2rem; }
.chip {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
  font-size: 0.8rem;
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
}

.airport { padding: 5rem 0; background: var(--section-bg); text-align: center; }
.airport-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.airport > .container > div:first-child {
  text-align: center;
}
.airport .section-title,
.airport .section-sub,
.airport .tag {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.airport .tag {
  display: inline-block;
}
.airport-img img {
  width: 100%; height: 380px;
  object-fit: cover;
  border-radius: var(--radius);
}
.airport-options { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1rem; text-align: left; }
.airport-option {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.airport-option-icon {
  width: 36px; height: 36px;
  background: var(--navy);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.airport-option-icon svg { width: 18px; height: 18px; stroke: var(--white); fill: none; stroke-width: 2; }
.airport-option h4 { font-size: 0.95rem; font-weight: 600; color: var(--navy); margin-bottom: 0.2rem; }
.airport-option p { font-size: 0.85rem; color: #5a6a7a; line-height: 1.5; }

.tips-cta {
  padding: 5rem 0;
  background: var(--white);
  text-align: center;
  border-top: 1px solid var(--border);
}
.tips-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 3rem 0;
}
.tip-item {
  padding: 1.5rem 1rem;
  background: var(--section-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.tip-icon {
  width: 40px; height: 40px;
  background: var(--red);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 0.8rem;
}
.tip-icon svg { width: 20px; height: 20px; stroke: var(--white); fill: none; stroke-width: 2; }
.tip-item h4 { font-size: 0.9rem; font-weight: 600; color: var(--navy); margin-bottom: 0.3rem; }
.tip-item p { font-size: 0.82rem; color: var(--slate); line-height: 1.5; }

.contacts { padding: 5rem 0; background: var(--off-white); border-top: 2px solid var(--border); }
.contacts-header { text-align: center; max-width: 500px; margin: 0 auto 3rem; }
.contacts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.contact-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
}
.contact-icon {
  width: 48px; height: 48px;
  background: var(--navy);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
}
.contact-icon svg { width: 22px; height: 22px; stroke: var(--white); fill: none; stroke-width: 2; }
.contact-card h3 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--slate); margin-bottom: 0.5rem; }
.contact-card a, .contact-card p { font-size: 1rem; color: var(--navy); font-weight: 500; line-height: 1.5; }
.contact-card a:hover { color: var(--red); }

.site-footer {
  background: var(--navy-dark);
  color: #b0bdd0;
  padding: 3rem 0 1.5rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo-wrap { margin-bottom: 1rem; }
.footer-brand .brand-main { color: var(--white); }
.footer-brand .brand-sub { color: #7a8ca8; }
.footer-brand p { font-size: 0.85rem; color: #7a8ca8; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: #7a8ca8;
}
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  font-size: 0.8rem;
  color: #4a5a6e;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { color: #4a5a6e; }
.footer-legal a:hover { color: #7a8ca8; }

@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .routes-grid { grid-template-columns: repeat(2, 1fr); }
  .routes-grid .route-card:last-child { grid-column: 1 / -1; justify-self: center; max-width: 50%; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid .product-card:last-child { grid-column: 1 / -1; justify-self: center; max-width: 50%; }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

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

  .hero-content { margin: 0; padding: 3.5rem 1.5rem; }
  .hero-badge { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .guide-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .info-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .airport-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .contacts-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-legal { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 560px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .routes-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
}