/* ==========================================================================
   海誓婚礼 SEA VOW WEDDING — PC 端样式
   欧美风 · 海岛目的地婚礼 · 电影感
   色板：--navy 深蓝 / --navy-deep 深蓝底 / --steel 钢蓝 / --sand 金沙 / --mist 薄雾
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  --navy: #0F2440;
  --navy-deep: #0B1B30;
  --steel: #274B6D;
  --sand: #C9A66B;
  --sand-light: #E2C795;
  --mist: #F2F5F8;
  --white: #FFFFFF;
  --ink: #1B2C44;
  --mute: #5C6F85;
  --line: rgba(255, 255, 255, .18);
  --line-dark: rgba(15, 36, 64, .14);
  --grad-frame: linear-gradient(155deg, #173A63 0%, #0F2440 52%, #0B1B30 100%);
  --grad-shade: linear-gradient(180deg, rgba(11, 27, 48, .55) 0%, rgba(11, 27, 48, .28) 42%, rgba(11, 27, 48, .88) 100%);
  --serif: Georgia, "Times New Roman", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --sp-xs: 8px;
  --sp-sm: 16px;
  --sp-md: 24px;
  --sp-lg: 40px;
  --sp-xl: 64px;
  --sp-2xl: 112px;
  --shadow-1: 0 18px 48px rgba(11, 27, 48, .14);
  --shadow-2: 0 30px 70px rgba(11, 27, 48, .22);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 基础重置 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease), opacity .3s var(--ease); }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; color: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.32; }
em, i { font-style: normal; }
:focus-visible { outline: 2px solid var(--sand); outline-offset: 3px; }
::selection { background: var(--sand); color: var(--navy-deep); }
body.no-scroll { overflow: hidden; }

/* ---------- 通用布局 ---------- */
.container { width: 100%; max-width: 1360px; margin: 0 auto; padding: 0 48px; }
.container-narrow { max-width: 940px; }
.section { padding: var(--sp-2xl) 0; }
.section-mist { background: var(--mist); }
.section-navy { background: var(--navy); }
.section-deep { background: var(--navy-deep); }

.eyebrow {
  display: inline-block;
  font-family: var(--serif);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .4em;
  text-transform: uppercase;
  color: var(--sand);
}
.italic-en { font-family: var(--serif); font-style: italic; letter-spacing: .04em; }

.section-head { max-width: 760px; margin: 0 auto var(--sp-xl); text-align: center; }
.section-head h2 { font-size: clamp(30px, 2.7vw, 44px); color: var(--navy); margin-top: 14px; }
.head-rule { display: block; width: 56px; height: 2px; background: var(--sand); margin: var(--sp-md) auto var(--sp-md); }
.head-note { color: var(--mute); font-size: 15px; }
.section-head.light h2 { color: var(--white); }
.section-head.light .head-note { color: rgba(255, 255, 255, .62); }

/* ---------- 图片容器（深蓝渐变兜底） ---------- */
.img-frame {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--grad-frame);
}
.img-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease), opacity .5s var(--ease);
}
.ratio-16-9 { aspect-ratio: 16 / 9; }
.ratio-3-2 { aspect-ratio: 3 / 2; }
.ratio-4-3 { aspect-ratio: 4 / 3; }
.ratio-3-4 { aspect-ratio: 3 / 4; }
.ratio-1-1 { aspect-ratio: 1 / 1; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 14px; letter-spacing: .14em;
  padding: 14px 34px; border-radius: 2px;
  border: 1px solid transparent;
  transition: all .35s var(--ease);
  cursor: pointer; white-space: nowrap;
}
.btn-solid { background: var(--sand); color: var(--navy-deep); font-weight: 600; }
.btn-solid:hover { background: var(--sand-light); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(201, 166, 107, .38); }
.btn-solid:active { transform: translateY(0); }
.btn-ghost { border-color: var(--sand); color: var(--sand); background: transparent; }
.btn-ghost:hover { background: var(--sand); color: var(--navy-deep); }
.btn-ghost:active { transform: translateY(1px); }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--steel); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(15, 36, 64, .3); }
.btn-light { border-color: var(--line); color: var(--white); }
.btn-light:hover { border-color: var(--sand); color: var(--sand); }
.btn-lg { padding: 18px 52px; font-size: 15px; }
.btn-block { width: 100%; }

/* ---------- 滚动渐显 ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .12s; }
.reveal-d2 { transition-delay: .24s; }
.reveal-d3 { transition-delay: .36s; }

/* ==========================================================================
   吸顶导航
   ========================================================================== */
.site-nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.site-nav.scrolled {
  background: rgba(15, 36, 64, .92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
  box-shadow: 0 10px 34px rgba(11, 27, 48, .28);
}
.nav-inner {
  max-width: 1360px; margin: 0 auto; padding: 0 48px;
  height: 84px;
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-lg);
}
.brand { display: flex; flex-direction: column; line-height: 1.2; }
.brand-cn { font-family: var(--serif); font-size: 24px; letter-spacing: .22em; color: var(--white); }
.brand-en { font-size: 10px; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); margin-top: 4px; }
.nav-links { display: flex; align-items: center; gap: 38px; }
.nav-links a {
  position: relative; font-size: 15px; letter-spacing: .1em;
  color: rgba(255, 255, 255, .86); padding: 8px 0;
}
.nav-links a::after {
  content: ""; position: absolute; left: 50%; bottom: 0;
  width: 0; height: 1px; background: var(--sand);
  transition: width .35s var(--ease), left .35s var(--ease);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; left: 0; }
.nav-links a.active { color: var(--sand); }
.nav-cta { margin-left: 6px; padding: 11px 26px; }

/* ==========================================================================
   首页 Hero
   ========================================================================== */
.hero { position: relative; height: 100vh; min-height: 680px; overflow: hidden; }
.hero-media { position: absolute; inset: 0; background: var(--grad-frame); }
.hero-media img { width: 100%; height: 100%; object-fit: cover; animation: heroZoom 14s var(--ease) forwards; }
@keyframes heroZoom { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero-shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 27, 48, .58) 0%, rgba(11, 27, 48, .18) 38%, rgba(11, 27, 48, .82) 100%),
    radial-gradient(ellipse at center, rgba(11, 27, 48, 0) 30%, rgba(11, 27, 48, .42) 100%);
}
.hero-content {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 0 48px;
  transform: translateY(-20px);
}
.hero-eyebrow { font-size: 13px; letter-spacing: .4em; text-transform: uppercase; color: rgba(255, 255, 255, .82); }
.hero-title {
  font-family: var(--serif);
  font-size: clamp(50px, 5.4vw, 86px);
  font-weight: 600; letter-spacing: .1em;
  color: var(--white);
  margin: 26px 0 18px;
  text-shadow: 0 8px 40px rgba(11, 27, 48, .5);
}
.hero-sub { font-family: var(--serif); font-style: italic; font-size: 20px; color: var(--sand-light); letter-spacing: .06em; }
.hero-rule { display: block; width: 72px; height: 1px; background: var(--sand); margin: var(--sp-md) auto var(--sp-sm); opacity: .9; }
.hero-note { font-size: 14px; letter-spacing: .22em; color: rgba(255, 255, 255, .66); }
.hero-actions { display: flex; gap: 18px; margin-top: 38px; }
.hero-corner {
  position: absolute; bottom: 34px; font-size: 11px; letter-spacing: .3em;
  color: rgba(255, 255, 255, .58); text-transform: uppercase;
}
.hero-corner-l { left: 48px; }
.hero-corner-r { right: 48px; }
.hero-scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.hero-scroll-line { position: relative; width: 1px; height: 54px; background: rgba(255, 255, 255, .28); overflow: hidden; }
.hero-scroll-line::after {
  content: ""; position: absolute; left: 0; top: -45%;
  width: 100%; height: 45%; background: var(--sand);
  animation: scrollDrop 2.2s var(--ease) infinite;
}
@keyframes scrollDrop { 0% { top: -45%; } 100% { top: 110%; } }
.hero-scroll-txt { font-size: 10px; letter-spacing: .4em; color: rgba(255, 255, 255, .6); text-transform: uppercase; }

/* ==========================================================================
   首页 · 引言带
   ========================================================================== */
.quote-band { position: relative; padding: 150px 0; overflow: hidden; }
.quote-media { position: absolute; inset: 0; background: var(--grad-frame); }
.quote-media img { width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.quote-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 27, 48, .86), rgba(15, 36, 64, .82)); }
.quote-inner { position: relative; text-align: center; }
.quote-mark { font-family: var(--serif); font-size: 88px; line-height: .6; color: var(--sand); opacity: .9; }
.quote-text {
  font-family: var(--serif);
  font-size: clamp(26px, 2.6vw, 40px);
  color: var(--white); letter-spacing: .12em;
  margin: 26px 0 22px;
}
.quote-sub { font-size: 14px; letter-spacing: .18em; color: rgba(255, 255, 255, .58); }
.quote-route { display: block; margin: 34px auto 0; opacity: .55; }

/* ==========================================================================
   首页 · 服务（mist 白底编号卡）
   ========================================================================== */
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.svc-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line-dark);
  border-radius: 3px;
  padding: 40px 32px 34px;
  display: flex; flex-direction: column;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-1); border-color: rgba(201, 166, 107, .55); }
.svc-num {
  font-family: var(--serif); font-size: 44px; line-height: 1;
  color: var(--sand); margin-bottom: 22px;
}
.svc-card h3 { font-size: 21px; color: var(--navy); letter-spacing: .06em; }
.svc-en { font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--mute); margin: 8px 0 14px; }
.svc-card p { font-size: 14px; color: var(--mute); flex: 1; }
.svc-price { display: block; margin-top: 22px; font-family: var(--serif); font-size: 20px; color: var(--sand); font-weight: 600; }
.svc-price i { font-size: 12px; color: var(--mute); font-weight: 400; margin-left: 4px; }
.svc-more { display: inline-flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 13px; letter-spacing: .14em; color: var(--navy); }
.svc-card:hover .svc-more { color: var(--sand); }
.svc-card:hover .svc-more i { transform: translateX(4px); }
.svc-more i { transition: transform .35s var(--ease); }
.svc-footnote { text-align: center; margin-top: 42px; font-size: 14px; color: var(--mute); }
.svc-footnote a { color: var(--navy); border-bottom: 1px solid var(--sand); padding-bottom: 2px; }
.svc-footnote a:hover { color: var(--sand); }

/* ==========================================================================
   首页 · 案例电影卡
   ========================================================================== */
.cases-home { padding-bottom: var(--sp-2xl); }
.film-list { display: flex; flex-direction: column; gap: 56px; }
.film-card { position: relative; display: block; overflow: hidden; background: var(--grad-frame); border-radius: 3px; }
.film-card .img-frame { aspect-ratio: 16 / 9; cursor: pointer; }
.film-card:hover .img-frame img { transform: scale(1.05); }
.film-bar {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 110px 44px 26px;
  background: linear-gradient(to top, rgba(11, 27, 48, .94) 18%, rgba(11, 27, 48, .5) 62%, rgba(11, 27, 48, 0) 100%);
}
.film-bar-row { display: flex; align-items: baseline; gap: 16px; transition: transform .5s var(--ease); }
.film-card:hover .film-bar-row { transform: translateY(-8px); }
.film-place { font-family: var(--serif); font-size: 24px; letter-spacing: .08em; color: var(--white); white-space: nowrap; }
.film-dash { color: var(--sand); }
.film-meta { font-size: 14px; letter-spacing: .16em; color: rgba(255, 255, 255, .82); }
.film-tag {
  position: absolute; top: 24px; left: 24px; z-index: 2;
  font-size: 11px; letter-spacing: .3em; text-transform: uppercase;
  color: var(--sand); border: 1px solid rgba(201, 166, 107, .6);
  padding: 7px 14px; background: rgba(11, 27, 48, .5);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.center { text-align: center; margin-top: 54px; }

/* ==========================================================================
   首页 · 数据带
   ========================================================================== */
.data-band { background: var(--navy); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 78px 0; }
.data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.data-item { text-align: center; position: relative; }
.data-item + .data-item::before {
  content: ""; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
  width: 1px; height: 56px; background: var(--line);
}
.data-num {
  display: block; font-family: var(--serif);
  font-size: clamp(40px, 3.4vw, 56px); line-height: 1.1;
  color: var(--sand); font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.data-label { display: block; margin-top: 10px; font-size: 14px; letter-spacing: .2em; color: rgba(255, 255, 255, .68); }
.data-en { display: block; margin-top: 4px; font-size: 10px; letter-spacing: .4em; color: rgba(255, 255, 255, .34); text-transform: uppercase; }

/* ==========================================================================
   评价轮播（深蓝底金字）
   ========================================================================== */
.reviews-band { background: var(--navy-deep); padding: var(--sp-2xl) 0; }
.review-carousel { position: relative; max-width: 880px; margin: 0 auto; text-align: center; }
.review-track { position: relative; min-height: 260px; }
.review-slide {
  position: absolute; inset: 0;
  opacity: 0; visibility: hidden;
  transform: translateY(16px);
  transition: opacity .7s var(--ease), transform .7s var(--ease), visibility .7s;
}
.review-slide.active { position: relative; opacity: 1; visibility: visible; transform: none; }
.review-quote-mark { font-family: var(--serif); font-size: 66px; line-height: 1; color: var(--sand); opacity: .85; }
.review-text {
  font-family: var(--serif);
  font-size: clamp(20px, 1.8vw, 27px);
  line-height: 1.85; color: var(--white);
  letter-spacing: .06em; margin: 18px 0 26px;
}
.review-author { font-size: 14px; letter-spacing: .22em; color: var(--sand-light); }
.review-author i { color: rgba(255, 255, 255, .4); margin: 0 10px; }
.review-nav { display: flex; align-items: center; justify-content: center; gap: 26px; margin-top: 44px; }
.review-btn {
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--line); color: rgba(255, 255, 255, .8);
  display: inline-flex; align-items: center; justify-content: center;
  transition: all .35s var(--ease);
}
.review-btn:hover { border-color: var(--sand); color: var(--sand); transform: translateY(-2px); }
.review-dots { display: flex; gap: 12px; }
.review-dot { width: 26px; height: 2px; background: rgba(255, 255, 255, .28); transition: background .3s var(--ease); padding: 0; }
.review-dot:hover { background: rgba(255, 255, 255, .55); }
.review-dot.active { background: var(--sand); }

/* ==========================================================================
   目的地地图（内联 SVG）
   ========================================================================== */
.map-section { background: var(--mist); }
.map-wrap { max-width: 1160px; margin: 0 auto; }
.map-svg { width: 100%; height: auto; display: block; }
.map-grid line { stroke: rgba(15, 36, 64, .08); stroke-width: 1; }
.map-coast { fill: none; stroke: var(--steel); stroke-width: 1.6; opacity: .55; stroke-linecap: round; }
.map-coast-dashed { fill: none; stroke: var(--steel); stroke-width: 1.2; opacity: .4; stroke-dasharray: 2 8; stroke-linecap: round; }
.map-route { fill: none; stroke: var(--sand); stroke-width: 1.6; stroke-dasharray: 7 7; opacity: .9; }
.map-route-anim { stroke-dashoffset: 0; animation: routeFlow 30s linear infinite; }
@keyframes routeFlow { from { stroke-dashoffset: 0; } to { stroke-dashoffset: -280; } }
.map-plane { fill: var(--sand); opacity: .95; }
.map-node { cursor: pointer; }
.node-ring { fill: none; stroke: var(--sand); stroke-width: 1; opacity: .7; }
.map-node:hover .node-ring, .map-node:focus-visible .node-ring { animation: nodePulse 1.8s ease-out infinite; }
@keyframes nodePulse { 0% { r: 5; opacity: .8; } 80% { r: 16; opacity: 0; } 100% { r: 16; opacity: 0; } }
.node-dot { fill: var(--sand); stroke: #fff; stroke-width: 1.4; transition: r .3s var(--ease); }
.map-node:hover .node-dot { fill: var(--sand-light); }
.node-name { fill: var(--navy); font-family: var(--sans); font-size: 15px; letter-spacing: 3px; }
.node-coord { fill: rgba(15, 36, 64, .45); font-family: var(--serif); font-size: 10px; letter-spacing: 1.5px; }
.node-tip { opacity: 0; transform: translateY(8px); transition: opacity .3s var(--ease), transform .3s var(--ease); pointer-events: none; }
.map-node:hover .node-tip, .map-node:focus-visible .node-tip { opacity: 1; transform: none; }
.node-tip rect { fill: var(--navy); stroke: rgba(201, 166, 107, .5); rx: 3; }
.tip-title { fill: var(--sand-light); font-family: var(--serif); font-size: 12px; letter-spacing: 1.5px; }
.tip-sub { fill: rgba(255, 255, 255, .82); font-family: var(--sans); font-size: 12px; letter-spacing: 1px; }
.map-legend { display: flex; justify-content: center; flex-wrap: wrap; gap: 34px; margin-top: 30px; }
.map-legend li { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--mute); letter-spacing: .08em; }
.lg-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--sand); border: 1px solid #fff; box-shadow: 0 0 0 3px rgba(201, 166, 107, .25); }
.lg-line { width: 34px; height: 0; border-top: 2px dashed var(--sand); }
.map-legend strong { font-family: var(--serif); color: var(--navy); font-size: 17px; }

/* ==========================================================================
   CTA 行动带
   ========================================================================== */
.cta-band { position: relative; padding: 140px 0; overflow: hidden; }
.cta-media { position: absolute; inset: 0; background: var(--grad-frame); }
.cta-media img { width: 100%; height: 100%; object-fit: cover; opacity: .85; }
.cta-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 27, 48, .88), rgba(11, 27, 48, .72)); }
.cta-inner { position: relative; text-align: center; }
.cta-title { font-family: var(--serif); font-size: clamp(30px, 3vw, 48px); color: var(--white); letter-spacing: .1em; margin: 16px 0 14px; }
.cta-sub { font-size: 15px; letter-spacing: .14em; color: rgba(255, 255, 255, .66); margin-bottom: 40px; }

/* ==========================================================================
   内页页头
   ========================================================================== */
.page-hero { position: relative; height: 460px; overflow: hidden; }
.page-hero-media { position: absolute; inset: 0; background: var(--grad-frame); }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 27, 48, .68), rgba(11, 27, 48, .82)); }
.page-hero-inner {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  text-align: center; padding: 0 48px;
}
.page-hero-title { font-family: var(--serif); font-size: clamp(34px, 3.4vw, 52px); color: var(--white); letter-spacing: .14em; margin-top: 16px; }
.page-hero-rule { display: block; width: 56px; height: 2px; background: var(--sand); margin: 24px auto 20px; }
.page-hero-sub { font-size: 15px; letter-spacing: .18em; color: rgba(255, 255, 255, .72); }
.crumbs { margin-top: 22px; font-size: 12px; letter-spacing: .24em; color: rgba(255, 255, 255, .5); text-transform: uppercase; }
.crumbs a:hover { color: var(--sand); }
.crumbs i { margin: 0 10px; color: rgba(255, 255, 255, .3); }

/* ==========================================================================
   服务页 · 大编号横条目
   ========================================================================== */
.svc-row {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px;
  align-items: center;
  padding: 72px 0;
  border-bottom: 1px solid var(--line-dark);
}
.svc-row:first-child { padding-top: 0; }
.svc-row:nth-child(even) .svc-row-media { order: 2; }
.svc-row-media { position: relative; }
.svc-row-media .img-frame { border-radius: 3px; box-shadow: var(--shadow-1); }
.svc-row-num {
  position: absolute; top: -34px; left: -14px; z-index: 2;
  font-family: var(--serif); font-size: 96px; line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 166, 107, .8);
}
.svc-row-en { font-size: 11px; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); }
.svc-row-body h2 { font-size: clamp(26px, 2.2vw, 36px); color: var(--navy); margin: 12px 0 6px; letter-spacing: .08em; }
.row-rule { display: block; width: 44px; height: 2px; background: var(--sand); margin: 18px 0 22px; }
.svc-row-desc { color: var(--mute); font-size: 15px; }
.svc-list { margin-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 26px; }
.svc-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--ink); }
.svc-list i { color: var(--sand); font-size: 12px; margin-top: 6px; }
.svc-row-foot { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 34px; flex-wrap: wrap; }
.svc-row-price { font-family: var(--serif); font-size: 34px; font-weight: 600; color: var(--sand); }
.svc-row-price span { font-size: 13px; color: var(--mute); font-family: var(--sans); font-weight: 400; letter-spacing: .12em; margin-left: 8px; }

/* ---------- 服务流程 5 步 ---------- */
.process { background: var(--navy); }
.process-line { display: grid; grid-template-columns: repeat(5, 1fr); gap: 30px; position: relative; padding-top: 46px; }
.process-line::before {
  content: ""; position: absolute; top: 5px; left: 4%; right: 4%;
  border-top: 1px dashed rgba(201, 166, 107, .5);
}
.process-step { position: relative; text-align: center; padding: 0 8px; }
.process-dot {
  position: absolute; top: -46px; left: 50%; transform: translateX(-50%);
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--navy); border: 2px solid var(--sand);
}
.process-num { display: block; font-family: var(--serif); font-size: 30px; color: var(--sand); margin-bottom: 12px; }
.process-step h3 { font-size: 19px; color: var(--white); letter-spacing: .1em; margin-bottom: 10px; }
.process-step p { font-size: 13px; color: rgba(255, 255, 255, .62); line-height: 1.8; }

/* ---------- FAQ ---------- */
.faq-section { background: var(--mist); }
.faq-list { border-top: 1px solid var(--line-dark); }
.faq-item { border-bottom: 1px solid var(--line-dark); background: transparent; transition: background .35s var(--ease); }
.faq-item.open { background: var(--white); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px;
  text-align: left; padding: 26px 8px;
  font-family: var(--serif); font-size: 19px; color: var(--navy); letter-spacing: .05em;
  transition: color .3s var(--ease);
}
.faq-q:hover { color: var(--sand); }
.faq-q i { font-size: 14px; color: var(--sand); transition: transform .4s var(--ease); }
.faq-item.open .faq-q i { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .5s var(--ease); }
.faq-item.open .faq-a { max-height: 320px; }
.faq-a p { padding: 0 8px 28px; color: var(--mute); font-size: 15px; max-width: 820px; }
.faq-a strong { color: var(--sand); font-weight: 600; }

/* ==========================================================================
   案例页
   ========================================================================== */
.cases-main { background: var(--navy); }
.case-filter { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-bottom: 54px; }
.chip {
  padding: 10px 26px; border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 14px; letter-spacing: .16em; color: rgba(255, 255, 255, .78);
  transition: all .35s var(--ease);
}
.chip:hover { border-color: var(--sand); color: var(--sand); }
.chip.active { background: var(--sand); border-color: var(--sand); color: var(--navy-deep); font-weight: 600; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.case-grid .film-card .img-frame { aspect-ratio: 3 / 2; }
.case-grid .film-bar { padding: 84px 24px 20px; }
.case-grid .film-bar-col { display: flex; flex-direction: column; gap: 4px; transition: transform .5s var(--ease); }
.case-grid .film-card:hover .film-bar-col { transform: translateY(-6px); }
.case-grid .film-place { font-size: 20px; white-space: normal; }
.case-grid .film-meta { font-size: 12px; letter-spacing: .12em; color: rgba(255, 255, 255, .78); }
.case-grid .film-card.hidden { display: none; }
.cases-note { text-align: center; margin-top: 48px; font-size: 13px; letter-spacing: .16em; color: rgba(255, 255, 255, .45); }

/* ---------- 灯箱 ---------- */
.lightbox { position: fixed; inset: 0; z-index: 200; display: none; }
.lightbox.open { display: block; }
.lightbox-overlay { position: absolute; inset: 0; background: rgba(6, 14, 26, .88); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.lightbox-body {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(1080px, 88vw); max-height: 88vh;
  background: var(--navy-deep);
  border: 1px solid var(--line);
  border-radius: 4px; overflow: hidden;
  display: flex; flex-direction: column;
  animation: lightboxIn .45s var(--ease);
}
@keyframes lightboxIn { from { opacity: 0; transform: translate(-50%, -46%); } to { opacity: 1; transform: translate(-50%, -50%); } }
.lightbox-media { aspect-ratio: 16 / 9; background: var(--grad-frame); flex-shrink: 0; }
.lightbox-media img { width: 100%; height: 100%; object-fit: cover; opacity: 1; transition: opacity .5s var(--ease); }
.lightbox-info { padding: 24px 30px 26px; display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap; }
.lightbox-info h3 { font-family: var(--serif); font-size: 24px; color: var(--white); letter-spacing: .08em; }
.lightbox-info p { font-size: 14px; letter-spacing: .14em; color: rgba(255, 255, 255, .66); }
.lightbox-close {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(11, 27, 48, .7); border: 1px solid var(--line);
  color: var(--white); font-size: 16px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all .3s var(--ease);
}
.lightbox-close:hover { border-color: var(--sand); color: var(--sand); transform: rotate(90deg); }

/* ==========================================================================
   关于页
   ========================================================================== */
.story-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 72px; align-items: center; }
.story-media { position: relative; }
.story-media .img-frame { border-radius: 3px; box-shadow: var(--shadow-2); }
.story-badge {
  position: absolute; right: -26px; bottom: -26px; z-index: 2;
  background: var(--navy); border: 1px solid var(--line);
  padding: 22px 26px; text-align: center;
}
.story-badge strong { display: block; font-family: var(--serif); font-size: 32px; color: var(--sand); }
.story-badge span { font-size: 11px; letter-spacing: .3em; color: rgba(255, 255, 255, .66); }
.story-body .eyebrow { margin-bottom: 12px; }
.story-body h2 { font-size: clamp(28px, 2.4vw, 40px); color: var(--navy); letter-spacing: .08em; margin-bottom: 24px; }
.story-body p { color: var(--mute); font-size: 15px; margin-bottom: 18px; }
.story-values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
.story-values li { border-left: 2px solid var(--sand); padding: 4px 0 4px 14px; }
.story-values strong { display: block; font-family: var(--serif); font-size: 16px; color: var(--navy); }
.story-values span { font-size: 12px; color: var(--mute); }

/* ---------- 大事记时间线 ---------- */
.timeline-section { background: var(--mist); }
.timeline { max-width: 880px; margin: 0 auto; position: relative; padding-left: 36px; }
.timeline::before { content: ""; position: absolute; left: 5px; top: 8px; bottom: 8px; width: 1px; background: linear-gradient(180deg, var(--sand), rgba(201, 166, 107, .25)); }
.timeline-item { position: relative; padding: 0 0 46px 26px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ""; position: absolute; left: -36px; top: 10px;
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--mist); border: 2px solid var(--sand);
}
.timeline-year { font-family: var(--serif); font-size: 26px; color: var(--sand); letter-spacing: .06em; }
.timeline-body h3 { font-size: 19px; color: var(--navy); margin: 8px 0 8px; letter-spacing: .06em; }
.timeline-body p { font-size: 14px; color: var(--mute); max-width: 640px; }

/* ---------- 团队 ---------- */
.team-section { background: var(--navy); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.team-card {
  background: linear-gradient(165deg, #13305280, rgba(11, 27, 48, .6)), var(--navy-deep);
  border: 1px solid var(--line);
  border-radius: 3px; overflow: hidden;
  transition: transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.team-card:hover { transform: translateY(-8px); border-color: rgba(201, 166, 107, .55); box-shadow: var(--shadow-2); }
.team-photo { aspect-ratio: 3 / 4; overflow: hidden; background: var(--grad-frame); position: relative; }
.team-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.92); transition: transform 1s var(--ease); }
.team-card:hover .team-photo img { transform: scale(1.06); }
.team-body { padding: 24px 24px 26px; }
.team-en { font-size: 10px; letter-spacing: .34em; text-transform: uppercase; color: var(--sand); }
.team-body h3 { font-size: 22px; color: var(--white); margin: 10px 0 4px; letter-spacing: .14em; }
.team-role { font-size: 13px; color: rgba(255, 255, 255, .6); letter-spacing: .1em; }
.team-desc { font-size: 13px; color: rgba(255, 255, 255, .5); margin-top: 14px; line-height: 1.8; }
.team-line { display: block; width: 30px; height: 1px; background: var(--sand); margin-top: 18px; opacity: .8; }

/* ---------- 目的地照片横带 ---------- */
.dest-band { display: grid; grid-template-columns: repeat(6, 1fr); }
.dest-item { position: relative; aspect-ratio: 3 / 4; overflow: hidden; background: var(--grad-frame); }
.dest-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); filter: saturate(.9); }
.dest-item:hover img { transform: scale(1.08); }
.dest-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 27, 48, 0) 45%, rgba(11, 27, 48, .85) 100%); }
.dest-cap {
  position: absolute; left: 0; right: 0; bottom: 16px; z-index: 2;
  text-align: center; transform: translateY(6px); transition: transform .45s var(--ease);
}
.dest-item:hover .dest-cap { transform: none; }
.dest-cap span { display: block; font-family: var(--serif); font-size: 19px; color: var(--white); letter-spacing: .2em; }
.dest-cap em { display: block; font-family: var(--serif); font-style: italic; font-size: 11px; letter-spacing: .3em; color: var(--sand); text-transform: uppercase; }

/* ==========================================================================
   联系页
   ========================================================================== */
.contact-main { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1.25fr .95fr; gap: 64px; align-items: start; }
.form-panel h2, .contact-aside h2 { font-size: 26px; color: var(--navy); letter-spacing: .08em; margin-bottom: 8px; }
.form-panel .panel-sub, .contact-aside .panel-sub { font-size: 14px; color: var(--mute); margin-bottom: 34px; }
.book-form { display: flex; flex-direction: column; gap: 22px; }
.form-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field label { font-size: 13px; letter-spacing: .14em; color: var(--navy); }
.form-field label em { color: var(--sand); margin-left: 2px; }
.form-field input, .form-field select, .form-field textarea {
  border: 1px solid var(--line-dark); border-radius: 2px;
  background: var(--mist); padding: 13px 16px;
  font-size: 15px; color: var(--ink);
  transition: border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
  width: 100%;
}
.form-field textarea { resize: vertical; min-height: 110px; }
.form-field input:hover, .form-field select:hover, .form-field textarea:hover { border-color: rgba(39, 75, 109, .45); }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--sand); background: var(--white);
  box-shadow: 0 0 0 3px rgba(201, 166, 107, .18);
}
.form-field input::placeholder, .form-field textarea::placeholder { color: rgba(92, 111, 133, .55); }
.field-err { display: none; font-size: 12px; color: #B4552D; letter-spacing: .04em; }
.form-field.has-error .field-err { display: block; }
.form-field.has-error input, .form-field.has-error select, .form-field.has-error textarea { border-color: #B4552D; background: #FBF3EF; }
.form-note { font-size: 12px; color: var(--mute); letter-spacing: .06em; text-align: center; }

.contact-aside { position: sticky; top: 108px; display: flex; flex-direction: column; gap: 24px; }
.info-card {
  background: linear-gradient(170deg, #16345C 0%, var(--navy) 55%, var(--navy-deep) 100%);
  border: 1px solid var(--line);
  border-radius: 4px; padding: 40px 36px;
  color: var(--white);
}
.info-card-eyebrow { font-size: 11px; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); }
.info-card h3 { font-size: 26px; letter-spacing: .1em; margin: 12px 0 26px; color: var(--white); }
.info-list { display: flex; flex-direction: column; gap: 20px; }
.info-list li { display: flex; align-items: flex-start; gap: 16px; }
.info-list i {
  width: 40px; height: 40px; flex-shrink: 0;
  border: 1px solid var(--line); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--sand); font-size: 14px;
}
.info-list span { display: block; font-size: 11px; letter-spacing: .24em; color: rgba(255, 255, 255, .5); }
.info-list strong { display: block; font-size: 15px; font-weight: 600; color: var(--white); letter-spacing: .05em; margin-top: 3px; }
.info-list a:hover { color: var(--sand); }
.tip-card {
  background: var(--mist); border: 1px solid var(--line-dark);
  border-left: 3px solid var(--sand);
  border-radius: 3px; padding: 26px 28px;
}
.tip-card h4 { font-family: var(--serif); font-size: 17px; color: var(--navy); letter-spacing: .1em; display: flex; align-items: center; gap: 10px; }
.tip-card h4 i { color: var(--sand); }
.tip-card p { font-size: 13px; color: var(--mute); margin-top: 10px; }
.tip-card strong { color: var(--sand); font-family: var(--serif); font-size: 15px; }

/* ==========================================================================
   成功弹层
   ========================================================================== */
.modal { position: fixed; inset: 0; z-index: 300; display: none; }
.modal.open { display: block; }
.modal-overlay { position: absolute; inset: 0; background: rgba(6, 14, 26, .78); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.modal-card {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(460px, 90vw);
  background: linear-gradient(170deg, #16345C, var(--navy-deep));
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 48px 40px 40px; text-align: center;
  animation: modalIn .45s var(--ease);
}
@keyframes modalIn { from { opacity: 0; transform: translate(-50%, -44%); } to { opacity: 1; transform: translate(-50%, -50%); } }
.modal-icon { font-size: 52px; color: var(--sand); }
.modal-card h3 { font-size: 24px; color: var(--white); letter-spacing: .1em; margin: 20px 0 12px; }
.modal-card p { font-size: 14px; color: rgba(255, 255, 255, .72); line-height: 1.9; margin-bottom: 30px; }

/* ==========================================================================
   返回顶部 & 页脚
   ========================================================================== */
.backtop {
  position: fixed; right: 36px; bottom: 36px; z-index: 90;
  width: 50px; height: 50px; border-radius: 50%;
  background: rgba(15, 36, 64, .92); border: 1px solid var(--line);
  color: var(--white); font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: all .4s var(--ease);
}
.backtop.show { opacity: 1; visibility: visible; transform: none; }
.backtop:hover { background: var(--sand); border-color: var(--sand); color: var(--navy-deep); }

.site-footer { background: var(--navy); }
.footer-wave { background: var(--navy); line-height: 0; }
.footer-wave svg { width: 100%; height: 90px; display: block; }
.footer-main { background: var(--navy-deep); padding: 30px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 56px;
  padding-bottom: 56px;
}
.footer-logo { font-family: var(--serif); font-size: 34px; color: var(--white); letter-spacing: .24em; }
.footer-en { font-size: 11px; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); margin: 10px 0 20px; }
.footer-desc { font-size: 13px; color: rgba(255, 255, 255, .55); max-width: 300px; line-height: 1.9; }
.footer-slogan { font-family: var(--serif); font-style: italic; font-size: 13px; color: rgba(201, 166, 107, .75); margin-top: 18px; letter-spacing: .06em; }
.footer-col h4 {
  font-family: var(--serif); font-size: 15px; letter-spacing: .3em;
  color: var(--white); margin-bottom: 22px; position: relative; padding-bottom: 12px;
}
.footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 24px; height: 1px; background: var(--sand); }
.footer-col li { margin-bottom: 12px; font-size: 13px; color: rgba(255, 255, 255, .58); }
.footer-col a { transition: color .3s var(--ease), padding-left .3s var(--ease); }
.footer-col a:hover { color: var(--sand); padding-left: 5px; }
.footer-contact li { display: flex; gap: 10px; align-items: baseline; }
.footer-contact i { color: var(--sand); font-size: 12px; width: 16px; flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 22px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12px; letter-spacing: .12em; color: rgba(255, 255, 255, .42);
}
.footer-bottom a:hover { color: var(--sand); }
.footer-icp { display: inline-flex; align-items: center; gap: 8px; }
.footer-icp i { font-size: 11px; color: rgba(201, 166, 107, .7); }

/* ==========================================================================
   响应式兜底（1200px 以下轻微收缩，主设计面向 ≥1200px）
   ========================================================================== */
@media (max-width: 1360px) {
  .container { padding: 0 40px; }
  .nav-inner { padding: 0 40px; }
}
@media (max-width: 1199px) {
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .dest-band { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-aside { position: static; }
  .svc-row { grid-template-columns: 1fr; gap: 40px; }
  .svc-row:nth-child(even) .svc-row-media { order: 0; }
  .story-grid { grid-template-columns: 1fr; gap: 48px; }
  .process-line { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .process-line::before { display: none; }
  .process-dot { display: none; }
  .film-place { white-space: normal; }
}