:root {
  --blue: #1A478A;
  --blue-900: #0B244A;
  --blue-700: #123E76;
  --cyan: #1FA9C9;
  --aqua: #DFF7F6;
  --sand: #FFF8EA;
  --coral: #F47B5B;
  --green: #2F8F75;
  --gold: #D9A441;
  --ink: #102033;
  --muted: #65758A;
  --line: #DCE8F2;
  --bg: #F6FAFD;
  --white: #FFFFFF;
  --shadow: 0 18px 46px rgba(16, 32, 51, 0.12);
  --soft-shadow: 0 10px 28px rgba(26, 71, 138, 0.08);
  --radius: 8px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
}

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

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

.container {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(220, 232, 242, 0.9);
  backdrop-filter: blur(16px);
}

.nav-wrap {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-weight: 900;
}

.brand svg {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
}

.brand-text {
  display: grid;
  line-height: 1.18;
}

.brand-title {
  font-size: 18px;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.nav-toggle {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--blue);
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.site-nav {
  position: absolute;
  left: 16px;
  right: 16px;
  top: 76px;
  display: none;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.site-nav.is-open {
  display: grid;
}

.site-nav a {
  padding: 12px 14px;
  border-radius: 6px;
  color: var(--ink);
  font-weight: 800;
}

.site-nav a:hover,
.site-nav a.active {
  background: #EAF4FF;
  color: var(--blue);
}

.btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--blue);
  color: var(--white);
  font-weight: 900;
  line-height: 1.2;
  cursor: pointer;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn.secondary {
  background: var(--white);
  color: var(--blue);
  border-color: var(--line);
}

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

.btn.ghost {
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.34);
}

.btn.header-call {
  display: none;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(11, 36, 74, 0.92) 0%, rgba(26, 71, 138, 0.76) 52%, rgba(26, 71, 138, 0.32) 100%),
    url("../assets/images/hero-yacht.jpg") center/cover;
}

.hero-inner {
  display: grid;
  gap: 34px;
  min-height: 680px;
  align-items: center;
  padding: 70px 0 118px;
}

.eyebrow,
.pill {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.eyebrow {
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.13);
  color: inherit;
}

.eyebrow svg,
.pill svg {
  width: 18px;
  height: 18px;
}

.pill {
  padding: 6px 10px;
  background: #EAF4FF;
  color: var(--blue);
}

.hero h1,
.page-hero h1 {
  max-width: 820px;
  margin: 16px 0;
  font-size: clamp(36px, 8.6vw, 72px);
  line-height: 1.06;
  letter-spacing: 0;
}

.hero p,
.page-hero p {
  max-width: 720px;
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.hero-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.hero-card-body {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.mini-products {
  display: grid;
  gap: 10px;
}

.mini-product {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.14);
}

.mini-product span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
}

.mini-product strong {
  white-space: nowrap;
}

.trust-strip {
  position: relative;
  z-index: 2;
  margin-top: -64px;
}

.trust-grid {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.metric {
  padding: 14px;
  border-radius: 6px;
  background: var(--bg);
}

.metric strong {
  display: block;
  color: var(--blue-900);
  font-size: 30px;
  line-height: 1.08;
}

.metric span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 82px;
  color: var(--white);
}

.wave svg {
  width: 100%;
  height: 100%;
}

.section {
  padding: 72px 0;
}

.section.compact {
  padding: 48px 0;
}

.section.tint {
  background: var(--bg);
}

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

.section-head {
  display: grid;
  gap: 10px;
  max-width: 780px;
  margin-bottom: 30px;
}

.section-head.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.kicker {
  color: var(--coral);
  font-size: 13px;
  font-weight: 950;
  text-transform: uppercase;
}

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

h2 {
  margin-bottom: 0;
  color: var(--blue-900);
  font-size: clamp(28px, 5.2vw, 44px);
  line-height: 1.16;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  color: var(--blue-900);
  font-size: 21px;
  line-height: 1.25;
}

.lead {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.two,
.grid.three,
.grid.four {
  grid-template-columns: 1fr;
}

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

.feature-card,
.product-card,
.store-card,
.honor-card,
.answer-card,
.contact-panel {
  padding: 22px;
}

.feature-card {
  display: grid;
  gap: 8px;
}

.icon-badge {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  border-radius: var(--radius);
  background: #EAF4FF;
  color: var(--blue);
}

.icon-badge svg {
  width: 24px;
  height: 24px;
}

.photo-card {
  overflow: hidden;
}

.photo-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
}

.photo-card .feature-card {
  border: 0;
  box-shadow: none;
}

.service-nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 22px;
}

.service-nav a {
  flex: 0 0 auto;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--blue);
  font-weight: 900;
}

.filter-panel,
.recommend-panel {
  display: grid;
  gap: 14px;
  margin-bottom: 28px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--soft-shadow);
}

.price-notice {
  margin: 18px 0 28px;
  padding: 14px 16px;
  border: 1px solid rgba(244, 123, 91, 0.32);
  border-radius: var(--radius);
  background: #FFF4EF;
  color: #7A3525;
  font-weight: 800;
}

.price-notice p {
  margin-bottom: 0;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-chip {
  min-height: 38px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--blue);
  font-weight: 900;
  cursor: pointer;
}

.filter-chip.is-active {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

.is-filtered-out {
  display: none;
}

.recommend-controls {
  display: grid;
  gap: 12px;
}

.recommend-result {
  min-height: 92px;
  padding: 16px;
  border-radius: var(--radius);
  background: #EAF4FF;
  color: var(--blue-900);
}

.recommend-result strong {
  display: block;
  margin-bottom: 6px;
  font-size: 20px;
}

.gallery {
  display: grid;
  gap: 16px;
}

.gallery-stage {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--blue-900);
  box-shadow: var(--shadow);
}

.gallery-slide {
  display: none;
  margin: 0;
}

.gallery-slide.is-active {
  display: block;
}

.gallery-slide img {
  width: 100%;
  height: min(62vw, 520px);
  min-height: 260px;
  object-fit: cover;
}

.gallery-caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  width: fit-content;
  max-width: calc(100% - 32px);
  padding: 9px 12px;
  border-radius: var(--radius);
  background: rgba(11, 36, 74, 0.78);
  color: var(--white);
  font-weight: 900;
}

.gallery-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.icon-button {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--blue);
  cursor: pointer;
}

.icon-button svg {
  width: 20px;
  height: 20px;
}

.store-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.store-actions .btn {
  min-height: 38px;
  padding: 8px 12px;
  font-size: 14px;
}

.category {
  margin-top: 46px;
  scroll-margin-top: 96px;
}

.category:first-child {
  margin-top: 0;
}

.category-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.category-title svg {
  width: 28px;
  height: 28px;
  color: var(--coral);
}

.product-card {
  position: relative;
  display: flex;
  min-height: 100%;
  flex-direction: column;
  gap: 12px;
}

.product-card.highlight {
  border-color: rgba(244, 123, 91, 0.5);
}

.product-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.price {
  flex: 0 0 auto;
  color: var(--coral);
  font-size: 19px;
  font-weight: 950;
  white-space: nowrap;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.tag {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  background: #EAF4FF;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.tag.green {
  background: #E8F7F2;
  color: var(--green);
}

.tag.coral {
  background: #FFF0EA;
  color: #C64D31;
}

.muted {
  color: var(--muted);
}

.split {
  display: grid;
  gap: 30px;
  align-items: center;
}

.image-panel {
  overflow: hidden;
  min-height: 320px;
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: var(--soft-shadow);
}

.image-panel img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}

.stats-band {
  background: var(--blue-900);
  color: var(--white);
}

.stats-band .grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat-item {
  padding: 8px 0;
}

.stat-item strong {
  display: block;
  font-size: clamp(30px, 8vw, 48px);
  line-height: 1;
}

.stat-item span {
  color: rgba(255, 255, 255, 0.78);
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 68px 0 96px;
  color: var(--white);
  background:
    linear-gradient(100deg, rgba(11, 36, 74, 0.94), rgba(26, 71, 138, 0.78)),
    url("../assets/images/about-sea.jpg") center/cover;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

.breadcrumbs a {
  color: var(--white);
  font-weight: 900;
}

.comparison {
  width: 100%;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--soft-shadow);
}

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--blue-900);
  color: var(--white);
  font-size: 14px;
}

tr:last-child td {
  border-bottom: 0;
}

.store-card {
  display: grid;
  gap: 12px;
}

.store-meta {
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.store-meta span,
.contact-line {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.store-meta svg,
.contact-line svg {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  color: var(--blue);
}

.map-panel {
  min-height: 360px;
  padding: 24px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.78)),
    linear-gradient(90deg, transparent 49%, rgba(26, 71, 138, 0.12) 50%, transparent 51%),
    linear-gradient(0deg, transparent 49%, rgba(26, 71, 138, 0.12) 50%, transparent 51%),
    var(--aqua);
  background-size: auto, 72px 72px, 72px 72px, auto;
}

.map-pin-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.map-pin {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--white);
  color: var(--blue);
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(26, 71, 138, 0.11);
}

.timeline {
  display: grid;
  gap: 18px;
  border-left: 2px solid var(--line);
  padding-left: 20px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 5px #EAF4FF;
}

.answer-card {
  display: grid;
  gap: 8px;
}

.answer-card h3 {
  margin-bottom: 0;
  font-size: 19px;
}

.answer-card p:last-child,
.feature-card p:last-child,
.product-card p:last-child,
.honor-card p:last-child {
  margin-bottom: 0;
}

.cta-band {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(100deg, rgba(11, 36, 74, 0.96), rgba(26, 71, 138, 0.84)),
    url("../assets/images/gallery-yacht.jpg") center/cover;
}

.cta-band h2 {
  color: var(--white);
}

.cta-band .lead {
  color: rgba(255, 255, 255, 0.86);
}

.contact-panel {
  display: grid;
  gap: 16px;
}

.contact-list {
  display: grid;
  gap: 14px;
  margin: 0;
}

.form {
  display: grid;
  gap: 16px;
}

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

.field label {
  color: var(--blue-900);
  font-weight: 900;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--white);
  color: var(--ink);
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.form-note {
  color: var(--muted);
  font-size: 13px;
}

.footer {
  background: #0D2448;
  color: var(--white);
}

.footer-main {
  display: grid;
  gap: 26px;
  padding: 46px 0;
}

.footer h2,
.footer h3 {
  color: var(--white);
}

.footer p,
.footer a,
.footer li {
  color: rgba(255, 255, 255, 0.76);
}

.footer-links {
  display: grid;
  gap: 9px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.float-call {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 45;
  box-shadow: 0 16px 32px rgba(18, 50, 101, 0.25);
}

.share-page {
  background: #eef6f8;
}

.share-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 420px);
  gap: 40px;
  align-items: center;
  min-height: calc(100vh - 78px);
  padding-top: 48px;
  padding-bottom: 48px;
}

.share-copy h1 {
  margin: 10px 0 18px;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.08;
}

.share-copy p {
  max-width: 620px;
  color: var(--muted);
  font-size: 18px;
}

.share-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 14px;
}

.share-note {
  font-size: 15px;
}

.poster-frame {
  margin: 0;
  justify-self: center;
  width: min(100%, 420px);
}

.poster-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  box-shadow: 0 28px 80px rgba(4, 31, 48, 0.22);
}

.share-nav {
  margin-left: auto;
}

@media (min-width: 740px) {
  .grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid.three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid.four,
  .trust-grid,
  .stats-band .grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .split {
    grid-template-columns: 1.02fr 0.98fr;
  }

  .recommend-controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-main {
    grid-template-columns: 1.4fr 0.8fr 0.8fr;
  }
}

@media (min-width: 980px) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
  }

  .site-nav a {
    padding: 10px 12px;
    font-size: 14px;
  }

  .btn.header-call {
    display: inline-flex;
  }

  .hero-inner {
    grid-template-columns: 1.04fr 0.96fr;
  }

  .grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid.four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 24px, var(--max));
  }

  .brand-title {
    font-size: 16px;
  }

  .brand-subtitle {
    display: none;
  }

  .hero {
    background:
      linear-gradient(180deg, rgba(11, 36, 74, 0.96), rgba(26, 71, 138, 0.78)),
      url("../assets/images/hero-yacht.jpg") center/cover;
  }

  .hero-inner {
    min-height: auto;
    padding-top: 56px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .product-top {
    display: grid;
  }

  .float-call {
    right: 12px;
    bottom: 12px;
  }

  .share-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 32px;
  }

  .share-copy h1 {
    font-size: 34px;
  }

  .share-actions .btn {
    width: 100%;
  }
}