/* ==========================================================================
   EVOFIN Marine — 官网样式
   版式取向：信息优先。深蓝 + 白 + 冷灰三色，细线分格，表格与清单承担结构；
   不用渐变、投影、胶囊圆角和悬停浮起（这些是模板化页面的常见特征）。
   配色取自 EVOFIN 标识：海军蓝 #0F2440 + 金 #C5A059。
   ========================================================================== */

:root {
  --navy: #0F2440;
  --navy-deep: #0A1A2F;
  --navy-soft: #1B3760;
  --gold: #C5A059;
  --gold-soft: #D3B374;
  --ink: #131B24;
  --muted: #5B6674;
  --line: #D5DBE2;
  --stone: #F1F3F6;
  --white: #FFFFFF;
  --radius: 3px;
  --maxw: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--white);
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.28; letter-spacing: -.015em; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 顶部信息条 ---------- */

.topbar {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, .68);
  font-size: 13.5px;
}

.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 38px;
}

.topbar-info {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.topbar a { color: rgba(255, 255, 255, .88); }
.topbar a:hover { color: var(--gold-soft); }

/* ---------- 页头 ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  min-height: 82px;
}

.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand img { height: 52px; width: auto; }

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 15px;
  color: var(--ink);
}

.nav a:hover { color: var(--gold); }

.header-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }

.lang-switch { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--muted); }
.lang-switch a { padding: 2px 0; }
.lang-switch a.is-active { color: var(--navy); font-weight: 600; }
.lang-switch a:hover { color: var(--gold); }

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}

.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: var(--gold-soft); }

.btn-navy { background: var(--navy); color: var(--white); border-color: var(--navy); }
.btn-navy:hover { background: var(--navy-soft); border-color: var(--navy-soft); }

.btn-ghost { border-color: rgba(255, 255, 255, .44); color: var(--white); }
.btn-ghost:hover { border-color: var(--white); background: rgba(255, 255, 255, .08); }

.btn-sm { padding: 9px 18px; font-size: 14px; }

/* ---------- 首屏 ---------- */

.hero { background: var(--navy); color: var(--white); }

.hero .wrap { padding-top: 84px; padding-bottom: 76px; }

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 3.4vw, 48px);
  line-height: 1.22;
  max-width: 26ch;
}

.hero-lead {
  margin: 0 0 30px;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .78);
  max-width: 54ch;
}

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

/* 关于我们：正文一段，行宽控制在 72 字符以内 */
.about-copy { max-width: 72ch; }
.about-copy p { margin: 0 0 14px; font-size: 16.5px; line-height: 1.9; }
.about-copy p:last-child { margin-bottom: 0; }

/* 内页（产品页、产品册）用的短首屏 */
.hero-compact .wrap { padding-top: 62px; padding-bottom: 54px; }
.hero-compact h1 { font-size: clamp(28px, 3vw, 40px); margin-bottom: 14px; max-width: 30ch; }
.hero-compact .hero-lead { margin-bottom: 26px; max-width: 62ch; }

.hero-en {
  font-size: .56em;
  font-weight: 400;
  letter-spacing: 0;
  color: rgba(255, 255, 255, .62);
}

/* ---------- 区块 ---------- */

.section { padding: 76px 0; border-top: 1px solid var(--line); }
.section-alt { background: var(--stone); }

.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head h2 { margin-bottom: 12px; font-size: clamp(24px, 2.4vw, 32px); color: var(--navy); }
.section-head p { margin: 0; font-size: 16.5px; color: var(--muted); }

/* ---------- 服务范围 ---------- */

.coverage-map { margin: 0; }
.coverage-map img { width: 100%; height: auto; }

/* 服务范围只放一张地图：标题居中，地图限宽居中 */
.section-head-center { margin-left: auto; margin-right: auto; text-align: center; }
.coverage-map-solo { max-width: 900px; margin: 0 auto; }

.coverage-legend {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin: 18px 0 0;
  font-size: 13.5px;
  color: var(--muted);
}

.coverage-legend span { display: inline-flex; align-items: center; gap: 8px; }
.coverage-legend i { width: 14px; height: 14px; border-radius: 50%; display: inline-block; }
.coverage-legend .legend-hq i { border: 2px solid var(--gold); background: var(--navy); }
.coverage-legend .legend-port i { border: 1.5px solid var(--white); background: var(--navy); box-shadow: 0 0 0 1px var(--line); }

/* ---------- 品牌滚动墙 ---------- */

.brand-marquee {
  position: relative;
  overflow: hidden;
  padding: 2px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
}

.brand-track {
  display: flex;
  width: max-content;
  animation: brand-scroll 44s linear infinite;
}

.brand-marquee:hover .brand-track { animation-play-state: paused; }

/* 两组完全相同的内容，位移 50% 时刚好接上，形成无缝循环 */
.brand-set {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-right: 14px;
}

.brand-set img {
  height: 58px;
  width: auto;
  min-width: 108px;
  max-width: 190px;
  padding: 12px 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: contain;
}

@keyframes brand-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .brand-marquee { overflow: visible; -webkit-mask-image: none; mask-image: none; }
  .brand-track { animation: none; flex-wrap: wrap; width: auto; }
  .brand-set { flex-wrap: wrap; }
  .brand-set[aria-hidden="true"] { display: none; }
}

/* ---------- 联系我们 ---------- */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 3vw, 56px);
  align-items: start;
}

.contact-list { list-style: none; margin: 0; padding: 0; }

.contact-list li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.contact-list li:first-child { padding-top: 0; }

.contact-label {
  flex: 0 0 92px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
}

.contact-value { font-size: 16px; color: var(--ink); }
.contact-value a { color: var(--navy); font-weight: 600; }
.contact-value a:hover { color: var(--gold); }
.contact-value small { display: block; color: var(--muted); font-size: 13.5px; font-weight: 400; }

.email-inquiry { border-top: 2px solid var(--navy); padding-top: 22px; }
.email-inquiry h3 { font-size: 19px; margin-bottom: 14px; color: var(--navy); }
.email-inquiry > p { margin: 0 0 18px; font-size: 14.5px; color: var(--muted); }

.email-inquiry dl { margin: 22px 0 0; display: grid; gap: 12px; }
.email-inquiry dl > div { display: grid; grid-template-columns: 116px minmax(0, 1fr); gap: 12px; font-size: 14.5px; }
.email-inquiry dt { color: var(--muted); }
.email-inquiry dd { margin: 0; }

/* ---------- 页脚 ---------- */

.site-footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, .66);
  font-size: 14px;
  padding: 52px 0 26px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.3fr;
  gap: 32px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.site-footer h4 { margin: 0 0 12px; font-size: 14px; font-weight: 600; color: var(--white); }

.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a:hover { color: var(--gold-soft); }

.footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

/* 页脚白 logo：素材本身已是透明底（assets/logo-white.png），不要套 filter */
.footer-logo { width: 160px; height: auto; margin-bottom: 16px; }

.footer-desc {
  margin: 0;
  max-width: 38ch;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .7);
}

.footer-address {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .7);
}

.footer-address small {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .45);
}

.footer-tagline { font-size: 13px; color: rgba(255, 255, 255, .45); }

.footer-legal { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-legal a { color: rgba(255, 255, 255, .6); }
.footer-legal a:hover { color: var(--gold-soft); }

/* ---------- 条款 / 隐私政策等正文页 ---------- */

.legal { max-width: 78ch; }

.legal h2 {
  margin: 40px 0 10px;
  font-size: 19px;
  color: var(--navy);
}

.legal h2:first-of-type { margin-top: 0; }

.legal p { margin: 0 0 12px; font-size: 16px; line-height: 1.75; }
.legal ul { margin: 10px 0 0; padding-left: 20px; }
.legal li { margin-bottom: 8px; font-size: 16px; line-height: 1.75; }
.legal .meta { margin: 0 0 32px; font-size: 14px; color: var(--muted); }
.legal strong { font-weight: 600; color: var(--navy); }

/* 产品页「按品类看」：左侧品类卡 + 右侧详情（参考 wrist.com/services/stores 的交互） */

/* 图标 sprite：只为被 <use> 引用，本身不显示 */
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* 产品册分册页的分组标题（甲板/机舱/生活区下面的每一类） */
.area-heading {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--navy);
}

.area-heading h3 { font-size: 20px; color: var(--navy); }
.area-heading h3 span { margin-left: 8px; font-size: 13px; font-weight: 400; color: var(--muted); }
.area-heading p { margin: 0; font-size: 14.5px; color: var(--muted); }

.cat-explorer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 520px);
  gap: clamp(24px, 2.4vw, 40px);
  align-items: start;
}

.cat-tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }

/* 7 个品类：宽屏放 4 列，最后一行 3 个更匀 */
@media (min-width: 1400px) {
  .cat-tiles { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.cat-tile {
  display: grid;
  gap: 10px;
  justify-items: center;
  padding: 22px 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  font: inherit;
  text-align: center;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}

.cat-tile:hover { border-color: var(--navy); }
.cat-tile.is-active { background: var(--navy); border-color: var(--navy); color: var(--white); }

.cat-icon,
.cat-panel-icon {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cat-icon { width: 32px; height: 32px; }
.cat-tile-name { font-size: 15px; font-weight: 600; line-height: 1.4; }
.cat-tile-meta { font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.cat-tile.is-active .cat-tile-meta { color: rgba(255, 255, 255, .72); }

.cat-panels { min-width: 0; }

.cat-panel {
  display: none;
  padding: 28px 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--stone);
}

.cat-panel.is-active { display: block; }
.cat-panel-icon { width: 44px; height: 44px; margin-bottom: 18px; color: var(--navy); }
.cat-panel h3 { margin-bottom: 6px; font-size: 22px; color: var(--navy); }
.cat-panel-en { margin-left: 8px; font-size: 14px; font-weight: 400; color: var(--muted); }
.cat-panel-meta { margin: 0 0 14px; font-size: 13px; color: var(--muted); }
.cat-panel p { margin: 0 0 12px; font-size: 15.5px; line-height: 1.75; }

.cat-panel-link { margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14.5px; }
.cat-panel-link a { color: var(--navy); font-weight: 600; border-bottom: 1px solid var(--line); }
.cat-panel-link a:hover { color: var(--gold); border-bottom-color: var(--gold); }

/* 单据清单与交付步骤（步骤本身是流程，保留序号） */

.doc-list { list-style: none; margin: 0; padding: 0; }
.doc-list li {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15.5px;
}
.doc-list li:first-child { border-top: 1px solid var(--line); }
.doc-list span { color: var(--muted); }

.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 46px 190px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.steps li:first-child { border-top: 1px solid var(--line); }
.steps li::before { content: counter(step, decimal-leading-zero); color: var(--gold); font-weight: 700; font-size: 15px; }
.steps h3 { font-size: 16.5px; color: var(--navy); }
.steps p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* ==========================================================================
   产品册页：图册式网格
   ========================================================================== */

.cat-section-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; align-items: start; }

.cat-section-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}

.cat-section-card h3 { margin-bottom: 8px; font-size: 20px; }
.cat-section-card h3 a { color: var(--navy); }
.cat-section-card h3 span { margin-left: 8px; font-size: 13px; font-weight: 400; color: var(--muted); }
.cat-section-card > p { margin: 0 0 14px; font-size: 14px; color: var(--muted); }
.cat-section-card ul { list-style: none; margin: 0; padding: 0; }
.cat-section-card li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.cat-section-card li a { color: var(--ink); }
.cat-section-card li a:hover { color: var(--gold); }
.cat-section-card li em { font-style: normal; color: var(--muted); font-size: 12.5px; }
.cat-section-card li span { color: var(--muted); font-variant-numeric: tabular-nums; }
.cat-section-total { margin: 14px 0 0; font-size: 13.5px; color: var(--muted); }
.cat-note { margin: 28px 0 0; font-size: 13.5px; color: var(--muted); max-width: 76ch; }

.cat-jump {
  background: var(--stone);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}
.cat-jump .wrap { display: flex; gap: 14px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
.cat-jump a { font-size: 13.5px; color: var(--navy); white-space: nowrap; }
.cat-jump a:hover { color: var(--gold); }

.cat-group { margin-bottom: 48px; }
.cat-item-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; }

.cat-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  padding: 12px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.cat-item img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; }
.cat-item h4 { margin: 0; font-size: 13.5px; line-height: 1.45; font-weight: 600; }
.cat-spec { margin: 0; font-size: 12px; color: var(--muted); line-height: 1.5; }
.cat-meta { margin: 2px 0 0; display: flex; justify-content: space-between; align-items: center; gap: 6px; font-size: 11.5px; }
.cat-impa { color: var(--navy); font-variant-numeric: tabular-nums; }
.cat-grade { border: 1px solid var(--line); border-radius: 2px; padding: 0 6px; color: var(--muted); }

/* ==========================================================================
   宽屏适配（用户主屏 2560×1440，内容区按屏幕分档放宽）
   ========================================================================== */

@media (min-width: 1500px) { :root { --maxw: 1400px; } }
@media (min-width: 1900px) { :root { --maxw: 1760px; } }
@media (min-width: 2300px) { :root { --maxw: 2160px; } }

/* 超宽屏：品类详情跟着放大一点，别让左侧卡片拉得过长 */
@media (min-width: 1900px) {
  .cat-explorer { grid-template-columns: minmax(0, 1fr) minmax(420px, 640px); }
  .coverage-map-solo { max-width: 1160px; }
}

/* 大屏通栏：产品册商品网格铺到屏幕两边 */
.wide-main > .wrap {
  max-width: none;
  padding-left: clamp(24px, 3vw, 72px);
  padding-right: clamp(24px, 3vw, 72px);
}

@media (min-width: 1700px) {
  .cat-item-grid { grid-template-columns: repeat(8, minmax(0, 1fr)); }
}

@media (min-width: 2000px) {
  .cat-item-grid { grid-template-columns: repeat(10, minmax(0, 1fr)); }
}

/* ---------- 响应式 ---------- */

@media (max-width: 1100px) {
  .coverage-map { max-width: 440px; margin: 0 auto; }
  .cat-section-grid { grid-template-columns: minmax(0, 1fr); }
  .cat-item-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  /* 品类：窄屏改成上下排，详情放上面，点卡片立刻能看到变化 */
  .cat-explorer { grid-template-columns: minmax(0, 1fr); }
  .cat-panels { order: -1; }
}

@media (max-width: 1024px) {
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 940px) {
  .nav { display: none; }
  .section { padding: 60px 0; }
  .hero .wrap { padding-top: 64px; padding-bottom: 58px; }
}

@media (max-width: 860px) {
  .topbar-info span.hide-sm { display: none; }
}

@media (max-width: 720px) {
  .cat-item-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
  .cat-item { padding: 8px; }
  .cat-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .hero-lead { font-size: 16px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .topbar .wrap { justify-content: center; }
  .topbar-info { justify-content: center; }
  .brand img { height: 38px; }
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .header-actions .btn { width: auto; }

  .doc-list li, .steps li { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .steps li::before { display: none; }
  .email-inquiry dl > div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .cat-item-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  /* 窄屏：地图保持最小可读宽度，容器可左右滑动（否则 1000px 宽的图会被压到看不清） */
  .coverage-map-solo { overflow-x: auto; }
  .coverage-map-solo img { min-width: 660px; }
}

@media print {
  .site-header, .topbar, .brand-marquee { display: none; }
}

.footer-icp { display: inline-flex; }
.footer-icp a { color: rgba(255, 255, 255, .6); }
.footer-icp a:hover { color: var(--gold-soft); }