:root {
  --ink: #17212b;
  --muted: #596875;
  --teal: #0f766e;
  --teal-light: #d8f2ee;
  --blue: #235d8a;
  --gold: #d99b28;
  --coral: #c85d4d;
  --paper: #f7fbfa;
  --white: #ffffff;
  --line: #d9e6e4;
  --shadow: 0 20px 50px rgba(23, 33, 43, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247, 251, 250, 0.95);
  border-bottom: 1px solid rgba(23, 33, 43, 0.08);
  backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1160px, calc(100% - 32px));
  min-height: 76px;
  margin: 0 auto;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--teal);
  color: var(--white);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-menu a {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
}

.nav-menu a:hover,
.nav-menu a:focus {
  background: var(--teal-light);
  outline: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--teal);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 44px;
  align-items: center;
  width: min(1160px, calc(100% - 32px));
  min-height: calc(100vh - 76px);
  margin: 0 auto;
  padding: 70px 0 94px;
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(3rem, 6vw, 6.1rem);
  line-height: 0.96;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.06;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.22rem;
  line-height: 1.2;
}

.hero-copy {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.32rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  background: var(--teal);
  color: var(--white);
}

.button.secondary {
  background: var(--white);
  color: var(--teal);
  border: 1px solid var(--line);
}

.hero-visual {
  min-height: 540px;
  display: grid;
  align-items: center;
}

.route-card {
  position: relative;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.1), rgba(35, 93, 138, 0.08)),
    var(--white);
  box-shadow: var(--shadow);
}

.route-card::before {
  content: "";
  display: block;
  height: 260px;
  margin-bottom: 28px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 20% 40%, rgba(15, 118, 110, 0.35) 0 8px, transparent 9px),
    radial-gradient(circle at 72% 58%, rgba(217, 155, 40, 0.6) 0 8px, transparent 9px),
    linear-gradient(135deg, rgba(15, 118, 110, 0.18), rgba(35, 93, 138, 0.18)),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.55) 0 2px, transparent 2px 18px);
}

.route-head,
.route-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.route-head {
  font-weight: 800;
}

.route-line {
  margin: 18px 0 24px;
}

.route-line span {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--teal);
}

.route-line span:last-child {
  background: var(--gold);
}

.route-line i {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--gold));
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.route-grid div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
}

.route-grid strong,
.route-grid small {
  display: block;
}

.route-grid small {
  color: var(--muted);
}

.signal-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: min(1160px, calc(100% - 32px));
  margin: -52px auto 0;
  position: relative;
  z-index: 2;
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.signal-band article {
  padding: 28px;
  border-top: 6px solid var(--teal);
}

.signal-band article:nth-child(2) {
  border-top-color: var(--blue);
}

.signal-band article:nth-child(3) {
  border-top-color: var(--gold);
}

.signal-band h2 {
  font-size: 1.35rem;
}

.signal-band p,
.service-card p,
.feature-list p,
.corporate p,
.steps p,
.trust p,
.inquiry p {
  color: var(--muted);
}

.section {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 90px 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.service-card,
.feature-list article,
.package-list article,
.steps li {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 8px 22px rgba(23, 33, 43, 0.06);
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.feature-list {
  display: grid;
  gap: 14px;
}

.corporate-panel,
.inquiry-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 42px;
  padding: clamp(24px, 5vw, 48px);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.corporate-panel {
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.08), rgba(217, 155, 40, 0.11)),
    var(--white);
}

.package-list {
  display: grid;
  gap: 14px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 8px;
  background: var(--teal);
  color: var(--white);
  font-weight: 800;
}

.trust {
  padding-top: 0;
}

.trust-copy {
  padding: 30px;
  border-left: 6px solid var(--coral);
  border-radius: 8px;
  background: #fff4f0;
}

.inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.inquiry-form label {
  display: grid;
  gap: 7px;
  font-size: 0.92rem;
  font-weight: 800;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid #b9c9c6;
  border-radius: 8px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

.inquiry-form textarea {
  resize: vertical;
}

.full {
  grid-column: 1 / -1;
}

.form-status {
  grid-column: 1 / -1;
  min-height: 1.5em;
  margin: 0;
  color: var(--teal);
  font-weight: 800;
}

.footer {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
  padding: 46px max(16px, calc((100vw - 1160px) / 2));
  background: #17212b;
  color: var(--white);
}

.footer p {
  margin-bottom: 0;
  color: #cbd8d6;
}

.footer address {
  display: grid;
  align-content: start;
  gap: 10px;
  font-style: normal;
}

.fine-print {
  grid-column: 1 / -1;
  font-size: 0.9rem;
}

@media (max-width: 960px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 16px 18px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .nav.is-open .nav-menu {
    display: flex;
  }

  .hero,
  .signal-band,
  .card-grid,
  .split,
  .corporate-panel,
  .steps,
  .inquiry-panel,
  .footer {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
    padding: 58px 0 84px;
  }

  .hero-visual {
    min-height: 0;
  }

  .signal-band {
    margin-top: -36px;
  }

  .section {
    padding: 70px 0;
  }
}

@media (max-width: 620px) {
  .brand span:last-child {
    display: none;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .route-card {
    padding: 20px;
  }

  .route-card::before {
    height: 190px;
  }

  .route-grid,
  .inquiry-form {
    grid-template-columns: 1fr;
  }
}