:root {
  --ink: #172126;
  --muted: #64717a;
  --line: #dbe4e7;
  --paper: #f7fbfc;
  --white: #ffffff;
  --blue: #247da3;
  --deep: #11475e;
  --coral: #e8614f;
  --green: #31735e;
  --shadow: 0 18px 44px rgba(23, 33, 38, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  color: var(--ink);
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, system-ui, sans-serif;
  line-height: 1.7;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
}

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

a {
  color: inherit;
}

button,
select,
input {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(219, 228, 231, 0.72);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
}

.nav {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1180px;
  min-height: 68px;
  padding: 0 24px;
}

.brand {
  color: var(--deep);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}

.nav__links {
  align-items: center;
  display: flex;
  gap: 18px;
}

.nav__links a {
  color: #314149;
  font-size: 0.93rem;
  font-weight: 700;
  text-decoration: none;
}

.hero {
  min-height: calc(100svh - 68px);
  position: relative;
}

.hero__image {
  height: calc(100svh - 68px);
  min-height: 620px;
  overflow: hidden;
  position: relative;
}

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

.hero__image::after {
  background: linear-gradient(90deg, rgba(247, 251, 252, 0.96) 0%, rgba(247, 251, 252, 0.76) 34%, rgba(247, 251, 252, 0.1) 64%);
  content: "";
  inset: 0;
  position: absolute;
}

.hero__content {
  left: 50%;
  max-width: 1180px;
  padding: 0 24px;
  position: absolute;
  top: 48%;
  transform: translate(-50%, -50%);
  width: 100%;
}

.hero__copy {
  max-width: 760px;
}

.eyebrow {
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 800;
  margin: 0 0 12px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.9rem, 6.2vw, 4.9rem);
  letter-spacing: 0;
  line-height: 0.98;
  margin-bottom: 22px;
}

h1 span {
  display: block;
}

.hero__lead {
  color: #314149;
  font-size: clamp(1rem, 2.1vw, 1.28rem);
  max-width: 34em;
}

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

.button {
  align-items: center;
  border: 1px solid var(--deep);
  border-radius: 6px;
  display: inline-flex;
  font-weight: 800;
  gap: 9px;
  min-height: 46px;
  padding: 10px 16px;
  text-decoration: none;
}

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

.button--ghost {
  background: rgba(255, 255, 255, 0.72);
  color: var(--deep);
}

.hero__peek {
  align-items: center;
  background: var(--white);
  border-top: 1px solid var(--line);
  bottom: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, 1fr);
  left: 50%;
  max-width: 980px;
  padding: 18px 24px;
  position: absolute;
  transform: translateX(-50%);
  width: calc(100% - 48px);
}

.metric strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.1;
}

.metric span {
  color: var(--muted);
  font-size: 0.86rem;
}

.section {
  padding: 82px 24px;
}

.section--white {
  background: var(--white);
}

.section__inner {
  margin: 0 auto;
  max-width: 1180px;
}

.section__head {
  align-items: end;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin-bottom: 28px;
}

.section__head h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 0;
}

.section__head p {
  color: var(--muted);
  margin-bottom: 0;
  max-width: 38em;
}

.planner {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 18px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  color: #40515a;
  font-size: 0.84rem;
  font-weight: 800;
}

.field select {
  appearance: none;
  background: #f8fbfc;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  min-height: 46px;
  padding: 9px 38px 9px 12px;
  width: 100%;
}

.result-count {
  align-items: center;
  background: var(--deep);
  border-radius: 6px;
  color: var(--white);
  display: flex;
  font-size: 1.1rem;
  font-weight: 800;
  justify-content: center;
  min-height: 46px;
  padding: 10px;
}

.trip-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.trip-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  min-height: 320px;
  padding: 22px;
}

.trip-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trip-card__meta span {
  background: #edf6f7;
  border-radius: 999px;
  color: var(--deep);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 3px 9px;
}

.trip-card h3 {
  font-size: 1.35rem;
  line-height: 1.2;
  margin-bottom: 0;
}

.trip-card p {
  margin-bottom: 0;
}

.trip-card__area {
  color: var(--coral);
  font-weight: 800;
}

.trip-card ul {
  margin: 0;
  padding-left: 1.1em;
}

.trip-card li {
  color: #40515a;
  font-size: 0.92rem;
}

.empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  margin-top: 24px;
  padding: 24px;
  text-align: center;
}

.feature-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1.1fr 0.9fr 0.9fr;
}

.feature {
  background: #eef7f8;
  border-radius: 8px;
  min-height: 260px;
  padding: 26px;
}

.feature--accent {
  background: var(--deep);
  color: var(--white);
}

.feature h3 {
  font-size: 1.45rem;
  line-height: 1.25;
}

.feature p {
  color: #40515a;
  margin-bottom: 0;
}

.feature--accent p {
  color: rgba(255, 255, 255, 0.82);
}

.journal {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.journal article {
  border-top: 3px solid var(--coral);
  padding-top: 16px;
}

.journal time {
  color: var(--muted);
  display: block;
  font-size: 0.86rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.journal h3 {
  font-size: 1.2rem;
  line-height: 1.32;
  margin-bottom: 8px;
}

.journal p {
  color: #40515a;
}

.site-footer {
  background: #13242b;
  color: var(--white);
  padding: 30px 24px;
}

.site-footer__inner {
  align-items: center;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1180px;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}

@media (max-width: 900px) {
  .nav__links {
    display: none;
  }

  .hero__image {
    min-height: 690px;
  }

  .hero__image::after {
    background: linear-gradient(180deg, rgba(247, 251, 252, 0.94) 0%, rgba(247, 251, 252, 0.82) 48%, rgba(247, 251, 252, 0.16) 100%);
  }

  .hero__content {
    top: 38%;
  }

  .hero__peek,
  .planner,
  .trip-grid,
  .feature-grid,
  .journal {
    grid-template-columns: 1fr;
  }

  .hero__peek {
    position: relative;
    transform: none;
    width: 100%;
    left: auto;
  }

  .section__head {
    align-items: start;
    display: grid;
  }
}

@media (max-width: 560px) {
  .nav,
  .section,
  .hero__content {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    min-height: auto;
  }

  .hero__image {
    height: 640px;
    min-height: 640px;
  }

  h1 {
    font-size: 3rem;
  }

  .hero__actions {
    align-items: stretch;
    display: grid;
  }

  .button {
    justify-content: center;
  }
}