* {
  box-sizing: border-box;
}

/* html {
  scroll-behavior: smooth;
} */

:root {
  --navy: #132b57;
  --navy-deep: #0b1d3b;
  --navy-soft: #1d3d75;
  --white: #ffffff;
  --off-white: #f4f7fb;
  --line: rgba(19, 43, 87, 0.12);
  --shadow: 0 20px 60px rgba(11, 29, 59, 0.12);
  --shadow-soft: 0 12px 30px rgba(11, 29, 59, 0.08);
}

body {
  margin: 0;
  font-family: 'Noto Sans JP', sans-serif;
  background: #ffffff;
  color: #13233f;
  line-height: 1.7;
}

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

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  width: min(860px, 100%);
}

/* =========================
   Header
========================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  color: var(--navy);
  flex-shrink: 0;
}

.logo-mark {
  display: block;
  width: 300px;
  max-width: 100%;
  height: auto;
}

/* =========================
   Desktop Nav
========================= */
.site-nav-desktop {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-left: auto;
}

.site-nav-desktop a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 82px;
  padding: 0 20px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--navy);
  transition: opacity 0.25s ease;
}

.site-nav-desktop a:hover {
  opacity: 0.7;
}

.site-nav-desktop a + a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 20px;
  background: rgba(19, 43, 87, 0.22);
  transform: translateY(-50%);
}

/* =========================
   Mobile Nav
========================= */
.site-nav {
  display: none;
}

.site-nav a {
  position: relative;
}

.nav-fa {
  display: none;
  line-height: 1;
}

.nav-label {
  display: inline-block;
  line-height: 1;
}

/* =========================
   Hero
========================= */
.hero {
  position: relative;
  min-height: calc(100vh - 82px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--navy-deep);
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(11, 29, 59, 0.08) 0%,
    rgba(11, 29, 59, 0.18) 100%
  );
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(900px, calc(100% - 40px));
  text-align: center;
  color: var(--white);
  padding: 80px 0;
}

.hero-sub {
  margin: 0 0 16px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.96;
}

.hero h1 {
  margin: 0;
}

.hero-logo-wrap {
  margin: 0;
}

.hero-logo {
  display: block;
  width: min(920px, 92%);
  margin: 0 auto;
  height: auto;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.28));
}

.hero-text {
  margin: 20px auto 0;
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.9;
  max-width: 640px;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.24);
}

.hero-buttons {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* =========================
   Buttons
========================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 220px;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--white);
  color: var(--navy);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}

.btn-primary:hover {
  background: #eef3fb;
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.72);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* =========================
   Sections
========================= */
.section {
  padding: 96px 0;
}

.section-dark {
  background: linear-gradient(180deg, #f8fbff 0%, #eef3fb 100%);
}

.section-heading {
  margin-bottom: 40px;
  text-align: center;
}

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

.eyebrow {
  margin: 0 0 10px;
  color: var(--navy-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.35;
  color: var(--navy-deep);
}

.lead {
  margin: 0;
  font-size: 17px;
  text-align: center;
  color: #2b3f61;
}

/* =========================
   Features
========================= */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px;
  box-shadow: var(--shadow-soft);
}

.feature-card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  color: var(--navy-deep);
}

.feature-card p {
  margin: 0;
  color: #3a4d6b;
  font-size: 15px;
}

/* =========================
   Flow
========================= */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.flow-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 24px;
  box-shadow: var(--shadow-soft);
}

.flow-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 18px;
}

.flow-item h3 {
  margin: 0 0 10px;
  font-size: 20px;
  color: var(--navy-deep);
}

.flow-item p {
  margin: 0;
  font-size: 15px;
  color: #3a4d6b;
}

/* =========================
   Price
========================= */
.price-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.price-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.price-card {
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
}

.price-label {
  margin: 0 0 12px;
  font-size: 1.0em;
  font-weight: 700;
  color: var(--navy-soft);
}

.price-value {
  margin: 8px 0 0;
  font-size: 18px;
  color: var(--navy-deep);
}

.price-value strong {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 1px;
}

.price-notes {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: #405474;
  font-size: 15px;
}

.price-notes p {
  margin: 6px 0;
}
.price-sat {
	color:#4169E1;
}
.price-sun, .price-holiday {
	color:#DC143C;
}
.price-special {
	margin-left:5px;
	color:#483D8B;
	font-size:0.8em;
}

/* =========================
   Access
========================= */
.access-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 24px;
  align-items: stretch;
}

.access-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow-soft);
}

.access-card h3 {
  margin: 0 0 16px;
  font-size: 24px;
  color: var(--navy-deep);
}

.access-card p {
  margin: 0 0 16px;
  color: #324766;
}

.map-wrap {
  position: relative;
  min-height: 420px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--line);
  background: #dce6f5;
}

.leaflet-map {
  width: 100%;
  height: 100%;
  min-height: 420px;
  z-index: 1;
}

.leaflet-container {
  font-family: 'Noto Sans JP', sans-serif;
}

.leaflet-control-attribution {
  font-size: 11px;
}

.map-cta {
  position: absolute;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  z-index: 500;
}

.map-cta .btn {
  min-width: 260px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* =========================
   CTA Section
========================= */
.cta-section {
  padding: 110px 0;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: var(--white);
  text-align: center;
}

.cta-sub {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.82;
}

.cta-section h2 {
  margin: 0 0 28px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.35;
}

/* =========================
   Footer
========================= */
.site-footer {
  background: #081427;
  color: rgba(255, 255, 255, 0.72);
  padding: 28px 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.footer-logo,
.footer-copy {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

.footer-logo {
  text-align: left;
}

.footer-copy {
  text-align: right;
}

.footer-produced {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  justify-self: center;
  text-align: center;
  white-space: nowrap;
}

.footer-produced a {
  display: inline-flex;
  align-items: center;
  transition: opacity 0.25s ease;
}

.footer-produced a:hover {
  opacity: 0.7;
}

.sar-logo {
  height: 24px;
  width: auto;
  display: block;
}

/* =========================
   Animation
========================= */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1300;
  width: 56px;
  height: 56px;
  border: none;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(11, 29, 59, 0.28);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease,
    transform 0.3s ease,
    background 0.25s ease;
}

.back-to-top:hover {
  background: var(--navy-soft);
  transform: translateY(0);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* =========================
   Equipment
========================= */
.equipment-group + .equipment-group {
  margin-top: 72px;
}

.equipment-copy {
  max-width: 760px;
  margin: 0 auto 28px;
  text-align: center;
}

.equipment-label {
  margin: 0 0 10px;
  color: var(--navy-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.equipment-copy h3 {
  margin: 0 0 14px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.35;
  color: var(--navy-deep);
}

.equipment-copy p {
  margin: 0;
  color: #3a4d6b;
  font-size: 16px;
}

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.equipment-card {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.equipment-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #e7edf7;
}

.equipment-card figcaption {
  padding: 18px 20px 22px;
}

.equipment-card figcaption strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
  color: var(--navy-deep);
}

.equipment-card figcaption span {
  display: block;
  color: #405474;
  font-size: 14px;
  line-height: 1.7;
}

/* =========================
   Live Camera Placeholder
========================= */
.camera-section {
  background: #ffffff;
}

.camera-placeholder {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(11, 29, 59, 0.96) 0%, rgba(19, 43, 87, 0.92) 100%);
  box-shadow: var(--shadow);
  border: 1px solid rgba(19, 43, 87, 0.12);
}

.camera-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.04)),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 2px,
      rgba(255, 255, 255, 0.03) 3px,
      rgba(255, 255, 255, 0.03) 4px
    );
  pointer-events: none;
}

.camera-placeholder-inner {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 32px;
}

.camera-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 0 16px;
  min-width: 108px;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.camera-title {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 42px);
  font-weight: 800;
  line-height: 1.35;
}

.camera-text {
  margin: 16px 0 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.88);
}

/* =========================
   Tablet / Mobile
========================= */
@media (max-width: 1024px) {
  body {
    padding-bottom: 94px;
  }

  .site-header {
    position: static;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: #ffffff;
  }

  .header-inner {
    min-height: auto;
    padding: 18px 0;
    justify-content: center;
  }

  .site-nav-desktop {
    display: none;
  }

  .logo-mark {
    width: 220px;
  }

  .site-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    top: auto;
    z-index: 1200;

    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 6px;

    width: auto;
    margin: 0;
    padding: 10px 10px calc(10px + env(safe-area-inset-bottom, 0px));

    background: rgba(8, 20, 39, 0.94);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  }

  .site-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;

    min-height: 54px;
    padding: 6px 4px;
    border-radius: 12px;

    font-size: 10px;
    font-weight: 700;
    line-height: 1.15;
    text-align: center;

    color: rgba(255, 255, 255, 0.92);
    background: transparent;
    opacity: 1;
  }

  .site-nav a + a::before {
    display: none;
  }

  .site-nav a:hover,
  .site-nav a:active {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
  }

  .nav-fa {
    display: block;
    font-size: 16px;
    line-height: 1;
  }

  .nav-label {
    display: block;
    font-size: 10px;
    line-height: 1.15;
    letter-spacing: 0.01em;
  }

  .hero {
    min-height: 78vh;
  }

  .hero-copy {
    padding: 70px 0 60px;
  }

  .hero-logo {
    width: min(720px, 96%);
  }

  .section {
    padding: 72px 0;
  }

  .feature-grid,
  .flow-grid,
  .price-main,
  .info-grid,
  .equipment-grid,
  .access-grid {
    grid-template-columns: 1fr;
  }

  .price-box,
  .info-card,
  .access-card,
  .feature-card,
  .flow-item {
    padding: 24px;
  }

  .btn {
    width: 100%;
    min-width: 0;
  }

  .map-wrap,
  .leaflet-map {
    min-height: 360px;
  }

  .map-cta {
    width: calc(100% - 24px);
  }

  .map-cta .btn {
    min-width: 0;
    width: 100%;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 10px;
    text-align: center;
  }

  .footer-logo,
  .footer-copy {
    text-align: center;
  }

  .footer-produced {
    margin: 4px 0;
    justify-self: center;
  }

  .back-to-top {
    right: 16px;
    bottom: 96px;
    width: 52px;
    height: 52px;
    font-size: 18px;
  }

  .equipment-group + .equipment-group {
    margin-top: 56px;
  }

  .equipment-copy {
    margin-bottom: 22px;
  }

  .equipment-card figcaption {
    padding: 16px 18px 20px;
  }

  .camera-placeholder {
    aspect-ratio: 16 / 10;
    border-radius: 22px;
  }

  .camera-placeholder-inner {
    padding: 24px;
  }

  .camera-text br {
    display: none;
  }

  .sar-logo {
    height: 20px;
  }
}

/* =========================
   Small Mobile
========================= */
@media (max-width: 480px) {
  body {
    padding-bottom: 88px;
  }

  .container {
    width: min(1120px, calc(100% - 24px));
  }

  .logo-mark {
    width: 180px;
  }

  .hero {
    min-height: 70vh;
  }

  .hero-sub {
    font-size: 12px;
    letter-spacing: 0.08em;
  }

  .hero-logo {
    width: 100%;
  }

  .section-heading h2 {
    font-size: 26px;
  }

  .feature-card h3,
  .flow-item h3,
  .access-card h3 {
    font-size: 18px;
  }

  .price-value strong {
    font-size: 24px;
  }

  .map-wrap,
  .leaflet-map {
    min-height: 300px;
  }

  .camera-placeholder {
    aspect-ratio: 4 / 3;
  }

  .camera-status {
    min-width: 96px;
    min-height: 34px;
    font-size: 12px;
  }

  .camera-text {
    font-size: 14px;
  }

  .site-nav {
    left: 8px;
    right: 8px;
    bottom: 8px;
    gap: 4px;
    padding: 8px 6px calc(8px + env(safe-area-inset-bottom, 0px));
    border-radius: 16px;
  }

  .site-nav a {
    min-height: 50px;
    padding: 4px 1px;
    gap: 6px;
  }

  .nav-fa {
    font-size: 15px;
  }

  .nav-label {
    font-size: 9px;
  }

  .back-to-top {
    bottom: 90px;
  }
}