/* ==========================================================================
   XINAO TRAVEL · 新澳国旅  —  Design System
   靛蓝高奢风 / Indigo #6168FF
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  --ink:#191C3F;
  --ink-2:#3A3F6E;
  --muted:#6B7095;
  --muted-2:#9BA0BC;
  --line:#E3E5F5;
  --line-2:#EEF0FA;
  --bg:#F8F9FE;
  --bg-2:#FFFFFF;

  --brand:#4348E0;
  --brand-2:#1D2160;
  --brand-3:#6168FF;
  --glacier:#6168FF;
  --glacier-2:#8A90FF;
  --glacier-3:#C6C9FF;
  --ice:#EDEEFF;
  --ice-2:#F4F5FF;
  --gold:#AE8845;
  --gold-2:#D8BE8C;

  --r-sm:10px;
  --r:16px;
  --r-lg:24px;
  --r-xl:34px;

  --sh-sm:0 6px 18px -10px rgba(23,26,90,.22);
  --sh:0 20px 50px -28px rgba(23,26,90,.34);
  --sh-lg:0 40px 90px -40px rgba(23,26,90,.42);

  /* 全站统一字体：微软雅黑（Mac 回退苹方，观感一致） */
  --font:"Microsoft YaHei","微软雅黑","PingFang SC","Hiragino Sans GB","Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  --serif:var(--font);
  --sans:var(--font);

  --wrap:1220px;
  --nav-h:78px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. Reset / Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
[id]{scroll-margin-top:calc(var(--nav-h) + 28px)}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--font);font-weight:700;line-height:1.3;letter-spacing:0}
p{margin:0}
::selection{background:var(--glacier-3);color:var(--brand-2)}

/* bilingual switch */
html[data-lang="zh"] .i18n-en{display:none!important}
html[data-lang="en"] .i18n-zh{display:none!important}

/* ---------- 3. Layout ---------- */
.wrap{width:min(100% - 44px,var(--wrap));margin-inline:auto}
.section{padding:92px 0;position:relative}
.section--tight{padding:64px 0}
.section--bg{background:var(--bg-2)}
.section--ice{background:linear-gradient(180deg,var(--ice-2),var(--bg))}
.section--dark{background:
  radial-gradient(1200px 600px at 15% 0%,rgba(97,104,255,.28),transparent 60%),
  radial-gradient(900px 500px at 90% 100%,rgba(97,104,255,.18),transparent 60%),
  linear-gradient(150deg,#1D2160 0%,#082E3D 55%,#061F2B 100%);
  color:#EAF6FA}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff}
.grid{display:grid;gap:26px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-auto{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.split--rev .split__media{order:2}
.split--fit{align-items:stretch}
.split--fit .split__media{display:flex}
.split--fit .ph{flex:1 1 auto;aspect-ratio:auto;min-height:340px}

/* ---------- 4. Type ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gold);
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold);opacity:.7}
.section--dark .eyebrow{color:var(--gold-2)}
.section--dark .eyebrow::before{background:var(--gold-2)}

.h-display{font-size:clamp(2.4rem,5.2vw,3.9rem);line-height:1.2;letter-spacing:-.01em}
.h-1{font-size:clamp(1.9rem,3.6vw,2.85rem);line-height:1.26}
.h-2{font-size:clamp(1.55rem,2.8vw,2.2rem);line-height:1.32}
.h-3{font-size:clamp(1.12rem,1.7vw,1.34rem);line-height:1.42}
.lead{font-size:clamp(1.02rem,1.35vw,1.16rem);color:var(--muted);line-height:1.85}
.section--dark .lead{color:#BFC4F2}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head--center{margin-inline:auto;text-align:center}
.sec-head .eyebrow{margin-bottom:18px}
.sec-head .h-1,.sec-head .h-2{margin-bottom:18px}
/* 强调词：中文用品牌色（雅黑无真斜体，避免伪斜），英文保留斜体 */
.ital{color:var(--brand-3);font-style:normal}
html[data-lang="en"] .ital{font-style:italic}
.section--dark .ital{color:var(--glacier-2)}

/* ---------- 5. Buttons ---------- */
.btn{
  --p:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:999px;border:1px solid transparent;
  font-size:14.5px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:.35s var(--ease);white-space:nowrap;
}
.btn svg{width:16px;height:16px;transition:transform .35s var(--ease)}
.btn--primary{background:linear-gradient(135deg,var(--brand),var(--brand-3));color:#fff;box-shadow:0 14px 32px -16px rgba(67,72,224,.7)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 22px 42px -18px rgba(67,72,224,.78)}
.btn--primary:hover svg{transform:translateX(4px)}
.btn--gold{background:linear-gradient(135deg,#C09A55,#A87F3C);color:#fff;box-shadow:0 14px 32px -16px rgba(174,136,69,.7)}
.btn--gold:hover{transform:translateY(-2px)}
.btn--ghost{border-color:var(--line);background:#fff;color:var(--brand)}
.btn--ghost:hover{border-color:var(--glacier);color:var(--brand-3);background:var(--ice-2)}
.btn--light{border-color:rgba(255,255,255,.4);color:#fff;backdrop-filter:blur(6px);background:rgba(255,255,255,.08)}
.btn--light:hover{background:rgba(255,255,255,.18);border-color:#fff}
.btn--solid-light{background:#fff;color:var(--brand-2)}
.btn--solid-light:hover{transform:translateY(-2px);box-shadow:0 18px 40px -20px rgba(0,0,0,.5)}
.btn--sm{padding:11px 22px;font-size:13.5px}
.btn--lg{padding:18px 38px;font-size:15.5px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:14px;color:var(--brand-3);letter-spacing:.02em}
.link-arrow svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.link-arrow:hover svg{transform:translateX(5px)}
.link-arrow::after{display:none}

/* ---------- 6. Header / Nav （常白极简风） ---------- */
.header{
  position:fixed;inset:0 0 auto;z-index:900;height:var(--nav-h);
  display:flex;align-items:center;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .4s var(--ease);
}
.header__in{display:flex;align-items:center;justify-content:space-between;gap:24px;width:min(100% - 44px,1320px);margin-inline:auto}
.header.is-solid{box-shadow:0 10px 34px -24px rgba(23,26,90,.35)}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand__mark{height:42px;width:auto;flex-shrink:0}
.header.is-solid .brand__mark{height:38px;transition:height .3s var(--ease)}
.header .brand__mark{transition:height .3s var(--ease)}
.brand__txt{display:flex;flex-direction:column;line-height:1.12}
.brand__zh{font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:.12em;color:var(--ink)}
.brand__en{font-size:9.5px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted-2);font-weight:600}

.nav{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav__item{position:relative}
.nav__link{
  position:relative;
  display:inline-flex;align-items:center;gap:6px;padding:10px 16px;
  font-size:14.5px;font-weight:700;color:var(--ink-2);transition:color .3s var(--ease);
}
.nav__link:hover{color:var(--brand-3)}
.nav__link.is-active{color:var(--brand-3)}
.nav__caret{width:9px;height:9px;opacity:.55;transition:transform .3s}
.nav__item:hover .nav__caret{transform:rotate(180deg)}

.drop{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translate(-50%,10px);
  min-width:290px;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--sh-lg);padding:10px;opacity:0;visibility:hidden;transition:.32s var(--ease);
}
.nav__item:hover .drop{opacity:1;visibility:visible;transform:translate(-50%,0)}
.drop::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.drop a{display:flex;gap:13px;align-items:flex-start;padding:12px 13px;border-radius:11px;transition:.25s}
.drop a:hover{background:var(--ice-2)}
.drop__ic{width:36px;height:36px;flex-shrink:0;border-radius:9px;display:grid;place-items:center;background:linear-gradient(140deg,var(--ice),#DFE1FF);color:var(--brand-3)}
.drop__ic svg{width:18px;height:18px}
.drop__t{font-size:14px;font-weight:700;color:var(--ink)}
.drop__d{font-size:12px;color:var(--muted);line-height:1.5;margin-top:1px}

.header__side{display:flex;align-items:center;gap:12px;flex-shrink:0}
.lang{
  display:flex;align-items:center;gap:2px;padding:3px;border-radius:999px;
  border:1px solid var(--line);background:var(--ice-2);
}
.lang button,.lang a{
  border:0;background:transparent;cursor:pointer;padding:6px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--muted);transition:.28s;
  text-decoration:none;line-height:1.5
}
.lang button.on{background:var(--brand-3);color:#fff;box-shadow:0 6px 16px -8px rgba(97,104,255,.7)}
.lang a:hover{background:var(--brand-3);color:#fff;box-shadow:0 6px 16px -8px rgba(97,104,255,.7)}

.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;place-items:center}
.burger span{display:block;width:18px;height:1.6px;background:var(--ink);border-radius:2px;transition:.3s var(--ease)}
.burger span+span{margin-top:5px}
.burger.on span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

.mnav{
  position:fixed;inset:var(--nav-h) 0 auto;z-index:880;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:var(--sh);
  max-height:0;overflow:hidden;transition:max-height .45s var(--ease)
}
.mnav.on{max-height:min(78vh,640px);overflow-y:auto}
.mnav__in{padding:16px 0 30px}
.mnav a.m-link{display:block;padding:15px 4px;border-bottom:1px solid var(--line-2);font-size:16px;font-weight:700}
.mnav__sub{padding:6px 0 10px 16px}
.mnav__sub a{display:block;padding:10px 0;font-size:14px;color:var(--muted)}
.mnav a.m-link--lang{font-size:14px;font-weight:600;color:var(--muted);letter-spacing:.06em}
.mnav .btn{width:100%;margin-top:18px}

/* ---------- 7. Hero ---------- */
.hero{
  position:relative;display:flex;align-items:center;
  padding:calc(var(--nav-h) + 90px) 0 70px;overflow:hidden;color:#fff;
  background:linear-gradient(165deg,#1B1F6E 0%,#181C60 38%,#11134A 72%,#0A0C33 100%);
}
.hero__sky{position:absolute;inset:0;
  background:
    radial-gradient(900px 520px at 78% 12%,rgba(138,144,255,.34),transparent 62%),
    radial-gradient(700px 460px at 12% 86%,rgba(97,104,255,.26),transparent 60%);
}
.hero__scene{position:absolute;left:0;right:0;bottom:0;height:62%;width:100%;pointer-events:none}
.hero__scene svg{width:100%;height:100%;display:block}
.hero__grain{position:absolute;inset:0;pointer-events:none;opacity:.4;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E")}
.hero__in{position:relative;z-index:3;width:min(100% - 44px,var(--wrap));margin-inline:auto}
.hero__eyebrow{color:var(--gold-2)}
.hero__eyebrow::before{background:var(--gold-2)}
.hero h1{margin:22px 0 26px;max-width:16ch;text-shadow:0 2px 40px rgba(0,0,0,.3)}
html[data-lang="zh"] .hero h1{max-width:none} /* 中文标题自带 <br> 断行，不再限宽以免把词拆开 */
.hero h1 .ital{color:var(--glacier-2);font-style:normal}
.hero__lead{max-width:56ch;font-size:clamp(1.02rem,1.4vw,1.18rem);color:#C6CBF5;line-height:1.9}
.hero .btn-row{margin-top:38px}
.hero__meta{display:flex;flex-wrap:wrap;gap:14px 44px;margin-top:60px;padding-top:32px;border-top:1px solid rgba(255,255,255,.16);position:relative;z-index:3}
.hero__meta div{display:flex;flex-direction:column;gap:2px}
.hero__meta b{font-family:var(--serif);font-size:30px;font-weight:700;color:#fff;letter-spacing:.01em}
.hero__meta span{font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.6);font-weight:500}

/* ---------- 8. Page header (inner pages) ---------- */
.phead{
  position:relative;padding:calc(var(--nav-h) + 96px) 0 84px;color:#fff;overflow:hidden;
  background:linear-gradient(160deg,#1B1F6E,#14174F 55%,#0D0F3D);
}
.phead__sky{position:absolute;inset:0;background:radial-gradient(760px 420px at 82% 0%,rgba(138,144,255,.3),transparent 60%)}
.phead__scene{position:absolute;left:0;right:0;bottom:0;height:130px;width:100%;opacity:.5}
.phead__in{position:relative;z-index:2}
.phead h1{margin:18px 0 16px;max-width:20ch}
.phead .lead{max-width:62ch;color:#BFC4F2}
.crumb{display:flex;gap:10px;align-items:center;font-size:12.5px;color:rgba(255,255,255,.6);letter-spacing:.06em;margin-top:26px}
.crumb a:hover{color:#fff}
.crumb i{opacity:.45;font-style:normal}

/* ---------- 9. Cards & components ---------- */
.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 30px;transition:.45s var(--ease);overflow:hidden;height:100%;
  display:flex;flex-direction:column;
}
.card::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--glacier),var(--glacier-3));transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:#D5D7F8}
.card:hover::after{transform:scaleX(1)}
.card__ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(142deg,var(--ice),#DCDDFF);color:var(--brand-3);transition:.45s var(--ease)}
.card:hover .card__ic{background:linear-gradient(142deg,var(--brand),var(--brand-3));color:#fff;transform:rotate(-4deg)}
.card__ic svg{width:25px;height:25px}
.card h3{margin-bottom:12px}
.card p{color:var(--muted);font-size:14.4px;line-height:1.8}
.card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:24px}
.tag{font-size:11.5px;padding:5px 12px;border-radius:999px;background:var(--ice-2);color:var(--brand-3);border:1px solid #DDE0FF;font-weight:500}
.card--dark{background:linear-gradient(150deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border-color:rgba(255,255,255,.16);backdrop-filter:blur(6px)}
.card--dark:hover{border-color:rgba(138,144,255,.5)}
.card--dark p{color:#A9AEE8}
.card--dark .card__ic{background:rgba(138,144,255,.16);color:var(--glacier-2)}
.card--dark:hover .card__ic{background:var(--glacier);color:#0A0C33}

/* 首页五大业务：5 列紧凑卡 */
.services-grid{gap:20px}
.services-grid .card{padding:26px 22px}
.services-grid .card__ic{width:44px;height:44px;border-radius:12px;margin-bottom:14px}
.services-grid .card__ic svg{width:21px;height:21px}
.services-grid .card h3{font-size:1.02rem;margin-bottom:10px}
.services-grid .card p{font-size:13.4px;line-height:1.75}
.services-grid .card__tags{padding-top:18px;gap:6px}
.services-grid .tag{font-size:10.8px;padding:4px 9px}

/* 定制主题：4 列卡片（7 个主题 + 1 张兜底卡，4+4） */
.themes-grid{gap:22px}
.themes-grid .card{padding:26px 24px}
.themes-grid .card__ic{width:46px;height:46px;border-radius:12px;margin-bottom:16px}
.themes-grid .card__ic svg{width:22px;height:22px}
.themes-grid .card h3{font-size:1.06rem;margin-bottom:10px}
.themes-grid .card__tags{padding-top:20px;gap:7px}
.themes-grid .card--alt{border-style:dashed;border-color:#C9CCFF;
  background:linear-gradient(150deg,var(--ice-2),var(--bg-2))}
.themes-grid .card--alt:hover{border-color:var(--brand-3)}

/* number strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff}
.stat{padding:38px 30px;border-right:1px solid var(--line);text-align:center}
.stat:last-child{border-right:0}
.stat b{font-family:var(--serif);font-size:clamp(2rem,3.4vw,2.75rem);font-weight:700;color:var(--brand);display:block;line-height:1}
.stat span{display:block;margin-top:12px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:500}

/* ---------- 10. Photo slots (replaceable) ---------- */
.ph{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background-color:#181C60;
  background-image:var(--photo,none),
    radial-gradient(120% 90% at 78% 6%,rgba(138,144,255,.55),transparent 58%),
    linear-gradient(168deg,#2E33B8 0%,#181C60 46%,#11134A 100%);
  background-size:cover,cover,cover;background-position:center,center,center;
  isolation:isolate;
}
.ph::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:var(--scene,none);background-size:100% 100%;background-position:bottom;
}
.ph::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.34;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E")
}
.ph__cap{position:absolute;z-index:4;left:26px;bottom:24px;color:#fff}
.ph__cap b{font-family:var(--serif);font-size:22px;font-weight:700;display:block;text-shadow:0 2px 22px rgba(0,0,0,.5)}
.ph__cap span{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;opacity:.8}
.ph--16x9{aspect-ratio:16/9}
.ph--4x3{aspect-ratio:4/3}
.ph--3x4{aspect-ratio:3/4}
.ph--1x1{aspect-ratio:1/1}
.ph--wide{aspect-ratio:21/9}
.ph--tall{aspect-ratio:3/4.4}

/* scene shorthands (pure-CSS landscapes) */
.sc-mountains{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V236l104-72 92 58 138-136 122 118 96-54 152 104 118-124 132 96 106-52 140 88v158z' fill='%23ffffff' fill-opacity='.13'/%3E%3Cpath d='M0 420V300l128-58 112 44 150-96 128 78 110-40 148 78 122-84 130 66 118-38 154 78v102z' fill='%23ffffff' fill-opacity='.17'/%3E%3C/svg%3E")}
.sc-fjord{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V70l150 66 118 120 96 60 80 104H0z' fill='%23ffffff' fill-opacity='.15'/%3E%3Cpath d='M1200 420V40l-142 74-124 128-104 66-86 112h456z' fill='%23ffffff' fill-opacity='.15'/%3E%3Cpath d='M430 420l120-92 128 92z' fill='%23ffffff' fill-opacity='.1'/%3E%3C/svg%3E")}
.sc-outback{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V350h1200v70z' fill='%23ffffff' fill-opacity='.14'/%3E%3Cpath d='M300 350c0-96 66-172 148-172s148 76 148 172z' fill='%23ffffff' fill-opacity='.2'/%3E%3Cpath d='M760 350c0-58 42-104 92-104s92 46 92 104z' fill='%23ffffff' fill-opacity='.14'/%3E%3C/svg%3E")}
.sc-city{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V372h74v-58h44v58h36v-104h40v104h52v-72h48v72h60v-132h52v132h74v-46h40v46h56v-88h44v88h72v-124h50v124h88v-64h44v64h58v-96h46v96h72v-52h48v52h56v-70h44v70z' fill='%23ffffff' fill-opacity='.15'/%3E%3Cpath d='M196 250c0-40 34-70 74-70s74 30 74 70z' fill='%23ffffff' fill-opacity='.18'/%3E%3C/svg%3E")}
.sc-coast{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V368h1200v52z' fill='%23ffffff' fill-opacity='.12'/%3E%3Cpath d='M240 368V196l34-16 34 16v172z' fill='%23ffffff' fill-opacity='.22'/%3E%3Cpath d='M420 368V226l28-14 28 14v142z' fill='%23ffffff' fill-opacity='.18'/%3E%3Cpath d='M600 368V164l40-18 40 18v204z' fill='%23ffffff' fill-opacity='.24'/%3E%3Cpath d='M810 368V248l26-12 26 12v120z' fill='%23ffffff' fill-opacity='.16'/%3E%3C/svg%3E")}
.sc-vine{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V336h1200v84z' fill='%23ffffff' fill-opacity='.14'/%3E%3Cpath d='M0 420V372h1200v48z' fill='%23ffffff' fill-opacity='.2'/%3E%3Cpath d='M0 420V396h1200v24z' fill='%23ffffff' fill-opacity='.14'/%3E%3Cpath d='M940 336V148l30-12 30 12v188z' fill='%23ffffff' fill-opacity='.16'/%3E%3C/svg%3E")}
.sc-geo{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V344h1200v76z' fill='%23ffffff' fill-opacity='.13'/%3E%3Cpath d='M420 344l128-186 128 186z' fill='%23ffffff' fill-opacity='.2'/%3E%3Cpath d='M760 344l70-104 70 104z' fill='%23ffffff' fill-opacity='.15'/%3E%3C/svg%3E")}
.sc-lodge{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V360h1200v60z' fill='%23ffffff' fill-opacity='.13'/%3E%3Cpath d='M470 360V262l130-58 130 58v98z' fill='%23ffffff' fill-opacity='.2'/%3E%3Cpath d='M470 360l130-156 130 156z' fill='%23ffffff' fill-opacity='.14'/%3E%3C/svg%3E")}
.sc-road{--scene:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 420' preserveAspectRatio='none'%3E%3Cpath d='M0 420V300l160-84 130 62 150-108 140 84 130-62 150 96 120-76 120 62v146z' fill='%23ffffff' fill-opacity='.13'/%3E%3Cpath d='M520 420l74-150h12l74 150z' fill='%23ffffff' fill-opacity='.2'/%3E%3C/svg%3E")}

.ph-overlay{position:absolute;inset:0;z-index:3;background:linear-gradient(0deg,rgba(10,12,50,.78),rgba(10,12,50,.12) 52%,transparent)}

/* ---------- 11. Service detail (tabs) ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:42px}
.tab{
  padding:12px 24px;border-radius:999px;border:1px solid var(--line);background:#fff;cursor:pointer;
  font-size:14px;font-weight:600;color:var(--muted);transition:.32s var(--ease)
}
.tab:hover{border-color:var(--glacier-2);color:var(--brand-3)}
.tab.on{background:linear-gradient(135deg,var(--brand),var(--brand-3));border-color:transparent;color:#fff;box-shadow:0 12px 26px -16px rgba(67,72,224,.7)}
.panel{display:none;animation:fade .5s var(--ease)}
.panel.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

.feature{display:flex;gap:16px;align-items:flex-start}
.feature__ic{width:42px;height:42px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;background:var(--ice);color:var(--brand-3)}
.feature__ic svg{width:19px;height:19px}
.feature h4{font-family:var(--sans);font-size:15px;font-weight:600;margin-bottom:5px;letter-spacing:0}
.feature p{font-size:13.8px;color:var(--muted);line-height:1.75}
.feature--qr{position:relative}
.feature__qr{margin-left:auto;flex-shrink:0;width:64px;height:64px;border-radius:14px;padding:5px;background:#fff;border:1px solid var(--line);box-shadow:0 6px 18px rgba(29,33,96,.08);display:block;cursor:zoom-in;transition:transform .34s cubic-bezier(.2,.7,.2,1),box-shadow .34s;transform-origin:100% 50%;position:relative;z-index:2}
.feature__qr img{width:100%;height:100%;object-fit:contain;display:block;border-radius:9px}
.feature__qr:hover{transform:scale(2.55);box-shadow:0 20px 48px rgba(29,33,96,.24);z-index:30;border-color:transparent}
.card--open{overflow:visible}
.card--open::after{display:none}
.card--open:hover{transform:none;box-shadow:var(--sh-sm);border-color:var(--line)}

/* ---------- 11.5 资质证照（营业执照 / 旅行社资质与认证） ---------- */
.lic-block{margin-top:50px}
.lic-block:first-of-type{margin-top:38px}
.lic-block__t{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;color:var(--ink);font-size:19px;font-weight:600;margin-bottom:22px}
.lic-block__t em{font-family:var(--serif);font-style:normal;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.lic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.lic-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:14px;transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
  box-shadow:0 10px 30px -24px rgba(29,33,96,.35)}
.lic-card:hover{transform:translateY(-6px);border-color:rgba(97,104,255,.45);
  box-shadow:0 30px 60px -34px rgba(29,33,96,.34)}
.lic-card__doc{position:relative;aspect-ratio:1/1.3;border-radius:11px;overflow:hidden;background:#fff;border:1px solid var(--line);
  box-shadow:0 10px 26px -20px rgba(29,33,96,.4)}
.lic-card__doc svg{width:100%;height:100%;display:block}
.lic-card__doc img{width:100%;height:100%;display:block;object-fit:cover}
.lic-card__doc:has(img) svg{display:none}
.lic-card__tag{position:absolute;left:10px;top:10px;padding:3px 9px;border-radius:999px;background:rgba(29,33,96,.06);
  color:#6B7095;font-size:10.5px;letter-spacing:.04em}
.lic-card__meta{margin-top:15px}
.lic-card__meta b{display:block;color:var(--ink);font-size:14px;font-weight:600;margin-bottom:5px;line-height:1.45}
.lic-card__meta span{display:block;color:var(--muted);font-size:12.2px;line-height:1.7}
.lic-card__meta i{display:inline-block;margin-top:9px;font-style:normal;font-size:11px;letter-spacing:.06em;
  color:var(--brand);background:rgba(97,104,255,.09);border:1px solid rgba(97,104,255,.24);border-radius:999px;padding:3px 10px}
@media (max-width:1080px){ .lic-grid{grid-template-columns:repeat(2,1fr)} }
@media (max-width:640px){ .lic-grid{grid-template-columns:1fr} }

/* ---------- 12. Steps / timeline ---------- */
.steps{position:relative;display:grid;gap:0;counter-reset:s}
.step{position:relative;padding:0 0 46px 82px;counter-increment:s}
.step:last-child{padding-bottom:0}
.step::before{
  content:counter(s,decimal-leading-zero);position:absolute;left:0;top:0;
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--serif);font-size:16px;font-weight:700;color:var(--brand);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-sm);z-index:2
}
.step::after{content:"";position:absolute;left:26.5px;top:58px;bottom:2px;width:1px;background:linear-gradient(180deg,var(--glacier-3),transparent)}
.step:last-child::after{display:none}
.step h3{margin-bottom:10px}
.step p{color:var(--muted);font-size:14.6px;max-width:62ch}

/* 横排可滑动时间线 */
.steps--h{display:flex;gap:20px;max-width:none!important;overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x proximity;padding:6px 4px 18px;margin:0 -4px;cursor:grab;scroll-padding-left:4px;
  -webkit-overflow-scrolling:touch}
.steps--h.is-dragging{cursor:grabbing;scroll-snap-type:none}
.steps--h.is-dragging .step{pointer-events:none}
.steps--h .step{flex:0 0 292px;padding:26px 24px 26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-sm);scroll-snap-align:start;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease)}
.steps--h .step:hover{transform:translateY(-4px);box-shadow:0 28px 56px -34px rgba(23,26,90,.45);border-color:#D5D7F8}
.steps--h .step::before{position:static;display:inline-grid;place-items:center;width:auto;height:auto;
  min-width:0;padding:4px 13px;border:0;border-radius:999px;background:var(--ice);color:var(--brand);
  box-shadow:none;font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.06em;margin-bottom:15px}
.steps--h .step::after{display:none}
.steps--h .step h3{margin-bottom:9px;font-size:16px}
.steps--h .step p{max-width:none;font-size:14.2px}

/* 横排 4 列步骤（深色区） */
.steps--row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:46px}
.steps--row .step{padding:26px 24px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);transition:transform .4s var(--ease),background .4s var(--ease),border-color .4s var(--ease)}
.steps--row .step:hover{transform:translateY(-4px);background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.32)}
.steps--row .step::before{position:static;display:inline-grid;place-items:center;width:auto;height:auto;
  min-width:0;padding:4px 13px;border:0;border-radius:999px;background:rgba(255,255,255,.14);color:#fff;
  box-shadow:none;font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.06em;margin-bottom:15px}
.steps--row .step::after{display:none}
.steps--row .step h3{margin-bottom:9px;font-size:16px;color:#fff}
.steps--row .step p{max-width:none;font-size:14.2px;color:#BFC4F2}
/* 客户评价页 · 评价卡 */
.quotes-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.quote-card{display:flex;flex-direction:column;gap:16px;padding:30px 28px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm);transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.quote-card:hover{transform:translateY(-4px);box-shadow:0 28px 56px -34px rgba(23,26,90,.45)}
.quote-card__stars{font-size:14px;letter-spacing:.24em;color:var(--gold-2)}
.quote-card__txt{flex:1;margin:0;font-size:15.5px;line-height:1.85;color:var(--ink)}
.quote-person{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:16px}
.quote-person b{display:block;font-size:14.5px;color:var(--ink)}
.quote-person span:not(.quote-avatar){display:block;font-size:12.5px;color:var(--muted-2);margin-top:2px}
.quote-avatar{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;flex:none;
  border-radius:50%;font-size:15px;font-weight:700;color:#fff;background:linear-gradient(135deg,#6168FF,#8A90FF)}
.qa-2{background:linear-gradient(135deg,#3D8BFF,#6FB6FF)}
.qa-3{background:linear-gradient(135deg,#B05CC7,#E08BD9)}
.qa-4{background:linear-gradient(135deg,#E29A4A,#F2C084)}
.qa-5{background:linear-gradient(135deg,#3FA98C,#7CCDB6)}
.qa-6{background:linear-gradient(135deg,#D96A7C,#F0A3B0)}
.qa-7{background:linear-gradient(135deg,#5B7BD9,#93AEEF)}
.qa-8{background:linear-gradient(135deg,#8A6BD1,#B79AE8)}
.qa-9{background:linear-gradient(135deg,#4AA5A0,#84C9C5)}
html[data-theme="dark"] .quote-card{background:var(--bg-2);border-color:var(--line)}
@media (max-width:1080px){.quotes-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.quotes-grid{grid-template-columns:1fr}}

@media (max-width:1080px){.steps--row{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.steps--row{grid-template-columns:1fr}}

/* 合作伙伴 logo 条 */
.partners{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.partner{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  min-height:158px;padding:24px 16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease)}
.partner__logo{width:56px;height:56px;display:block;border-radius:16px;
  transition:transform .4s var(--ease);filter:saturate(1)}
.partner b{font-size:19px;font-weight:700;letter-spacing:.08em;color:var(--ink);line-height:1.25}
.partner span{font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2)}
.partner--ctrip b{color:#2477E3}
.partner--fliggy b{color:#2B5BE8}
.partner--qunar b{color:#0E86D8}
.partner--tongcheng b{color:#6741E8}
.partner:hover{transform:translateY(-4px);border-color:#D5D7F8;box-shadow:0 28px 56px -34px rgba(23,26,90,.45)}
.partner:hover .partner__logo{transform:scale(1.07) rotate(-2deg)}
@media (max-width:1080px){.partners{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.partners{grid-template-columns:1fr}}
.steps--h::-webkit-scrollbar{height:8px}
.steps--h::-webkit-scrollbar-track{background:var(--ice);border-radius:999px}
.steps--h::-webkit-scrollbar-thumb{background:linear-gradient(90deg,var(--brand),var(--brand-3));border-radius:999px}
.steps--h::-webkit-scrollbar-thumb:hover{background:var(--brand)}
.scroll-hint{display:flex;align-items:center;gap:9px;margin-top:22px;font-size:13px;color:var(--muted)}
.scroll-hint svg{width:16px;height:16px;color:var(--brand-3)}
/* 左右切换按钮 */
.steps-rail{position:relative}
.steps-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:8;width:44px;height:44px;
  border-radius:50%;display:grid;place-items:center;background:#fff;border:1px solid var(--line);
  box-shadow:0 14px 30px -16px rgba(23,26,90,.55);color:var(--brand);cursor:pointer;
  transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),opacity .3s,box-shadow .3s}
.steps-nav svg{width:19px;height:19px}
.steps-nav:hover{background:var(--brand);color:#fff;border-color:transparent;box-shadow:0 18px 34px -16px rgba(67,72,224,.75)}
.steps-nav--prev{left:-22px}
.steps-nav--next{right:-22px}
.steps-nav[disabled]{opacity:.3;pointer-events:none;box-shadow:none}
@media (max-width:1240px){
  .steps-nav{width:38px;height:38px}
  .steps-nav--prev{left:-6px}
  .steps-nav--next{right:-6px}
}
@media (max-width:760px){
  .steps-nav{display:none}
}
@media (max-width:760px){
  .steps--h .step{flex:0 0 78%}
}

/* ---------- 13. (客户评价模块已移除，样式清理) ---------- */

/* ---------- 14. Accordion ---------- */
.acc{border-top:1px solid var(--line)}
.acc__item{border-bottom:1px solid var(--line)}
.acc__q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:24px;background:transparent;border:0;cursor:pointer;padding:26px 2px;text-align:left;font-size:16.5px;font-weight:700;font-family:var(--serif);transition:.3s}
.acc__q:hover{color:var(--brand-3)}
.acc__q i{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0;font-style:normal;transition:.35s var(--ease);font-size:16px;color:var(--brand-3);font-family:var(--sans)}
.acc__item.on .acc__q i{transform:rotate(45deg);background:var(--brand);color:#fff;border-color:var(--brand)}
.acc__a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.acc__a p{padding:0 60px 28px 2px;color:var(--muted);font-size:14.8px;line-height:1.9}

/* accordion on dark sections */
.section--dark .acc{border-top-color:rgba(255,255,255,.16)}
.section--dark .acc__item{border-bottom-color:rgba(255,255,255,.14)}
.section--dark .acc__q{color:#fff}
.section--dark .acc__q:hover{color:var(--glacier-2)}
.section--dark .acc__q i{border-color:rgba(255,255,255,.3);color:var(--glacier-2)}
.section--dark .acc__item.on .acc__q i{background:var(--glacier);color:#0A0C33;border-color:var(--glacier)}
.section--dark .acc__a p{color:#A9AEE8}

/* ---------- 15. Subsidiary ---------- */
.sub-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;transition:.45s var(--ease);display:flex;flex-direction:column;height:100%}
.sub-card:hover{transform:translateY(-5px);box-shadow:var(--sh-lg);border-color:#D5D7F8}
.sub-card__logo{display:flex;align-items:center;gap:13px;margin-bottom:18px}
.sub-card__logo .mk{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(142deg,var(--ice),#DCDDFF);color:var(--brand-3);flex-shrink:0}
.sub-card__logo .mk svg{width:21px;height:21px}
.sub-card__logo b{font-family:var(--serif);font-size:18px;font-weight:700;display:block;letter-spacing:.01em}
.sub-card__logo span{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.sub-card h4{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--glacier);letter-spacing:.04em;margin-bottom:10px}
.sub-card p{font-size:13.8px;color:var(--muted);line-height:1.78;flex:1}
.sub-card__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line-2);display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12.5px;color:var(--muted)}
.sub-card__foot b{color:var(--brand);font-size:13px}

/* ---------- 15.5 模块小标题（紧凑分区用） ---------- */
.mod-head{display:flex;align-items:center;gap:14px;margin-bottom:24px}
.mod-head__num{
  font-size:11.5px;font-weight:700;letter-spacing:.14em;flex-shrink:0;
  color:var(--brand-3);background:var(--ice-2);border:1px solid #D6D9FF;
  padding:4px 11px;border-radius:999px;
}
.mod-head__t{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.01em;margin:0;flex-shrink:0}
.mod-head__en{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);flex-shrink:0}
.mod-head__rule{flex:1;height:1px;min-width:30px;background:linear-gradient(90deg,var(--line),transparent)}

/* ---------- 16. Form ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:clamp(28px,4vw,52px);box-shadow:var(--sh)}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.f-field{margin-bottom:20px}
.f-field label{display:block;font-size:13px;font-weight:600;margin-bottom:9px;color:var(--ink-2);letter-spacing:.02em}
.f-field label em{color:var(--glacier);font-style:normal;margin-left:3px}
.f-in,.f-sel,.f-ta{
  width:100%;padding:14px 17px;border:1px solid var(--line);border-radius:12px;background:var(--bg);
  font-size:14.5px;transition:.28s var(--ease);outline:none
}
.f-ta{min-height:132px;resize:vertical;line-height:1.7}
.f-in:focus,.f-sel:focus,.f-ta:focus{border-color:var(--glacier);background:#fff;box-shadow:0 0 0 4px rgba(97,104,255,.12)}
.f-in::placeholder,.f-ta::placeholder{color:var(--muted-2)}
.f-check{display:flex;gap:11px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.7;margin:6px 0 24px}
.f-check input{margin-top:3px;width:16px;height:16px;accent-color:var(--brand)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{
  display:block;padding:8px 17px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:13px;line-height:1.5;cursor:pointer;color:var(--muted);
  transition:background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.chip span:hover{border-color:var(--glacier-2);color:var(--brand-3)}
/* 选中态：实底 + 同色描边（不显加粗），外发光替代粗边框 */
.chip input:checked+span{
  background:var(--brand);border-color:var(--brand);color:#fff;font-weight:500;
  box-shadow:0 8px 18px -12px rgba(97,104,255,.9);
}
.chip input:checked+span:hover{background:var(--brand-3);border-color:var(--brand-3)}
.chip input:focus-visible+span{box-shadow:0 0 0 3px rgba(97,104,255,.22)}
.f-msg{display:none;margin-top:20px;padding:15px 19px;border-radius:12px;background:var(--ice);border:1px solid #D6D9FF;color:var(--brand-2);font-size:14px}
.f-msg.on{display:block;animation:fade .4s var(--ease)}

/* ---------- 17. CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);padding:clamp(42px,6vw,74px);
  background:
    radial-gradient(760px 420px at 84% 8%,rgba(138,144,255,.4),transparent 62%),
    linear-gradient(140deg,#4348E0,#14174F 62%,#0D0F3D);
  color:#fff;
}
.cta-band__scene{position:absolute;inset:auto 0 0;height:150px;opacity:.4;pointer-events:none}
.cta-band__in{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap}
.cta-band h2{max-width:20ch;margin-bottom:14px}
.cta-band p{color:#B7D7E1;max-width:52ch}

/* ---------- 18. Footer ---------- */
.footer{background:#0A0C33;color:#9BA0D6;padding:82px 0 0;position:relative;overflow:hidden}
.footer__top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:48px;padding-bottom:56px}
.footer h4{font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#fff;margin-bottom:22px}
.footer a{color:#9BA0D6;font-size:14px;transition:.25s}
.footer a:hover{color:var(--glacier-2)}
.footer li{margin-bottom:12px}
.footer .brand__zh{color:#fff}
.footer .brand__en{color:rgba(255,255,255,.55)}
.footer__about{font-size:13.8px;line-height:1.9;margin:22px 0 24px;max-width:38ch}
.footer__social{display:flex;gap:10px}
.footer__social a{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}
.footer__social a:hover{background:var(--glacier);color:#0A0C33;border-color:var(--glacier)}
.footer__social svg{width:17px;height:17px}
.footer__ct li{display:flex;gap:11px;align-items:flex-start;font-size:13.8px;line-height:1.7;margin-bottom:15px}
.footer__ct svg{width:16px;height:16px;flex-shrink:0;margin-top:4px;color:var(--glacier)}
.footer__bot{border-top:1px solid rgba(255,255,255,.09);padding:26px 0;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12.8px}
.footer__bot nav{display:flex;gap:22px;flex-wrap:wrap}

/* ---------- 19. Reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.09s}.rv-d2{transition-delay:.18s}.rv-d3{transition-delay:.27s}.rv-d4{transition-delay:.36s}

/* ---------- 20. Misc ---------- */
.totop{
  position:fixed;right:24px;bottom:24px;z-index:800;width:48px;height:48px;border-radius:50%;
  border:1px solid var(--line);background:#fff;box-shadow:var(--sh);cursor:pointer;display:grid;place-items:center;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:.4s var(--ease);color:var(--brand)
}
.totop.on{opacity:1;visibility:visible;transform:none}
.totop:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.totop svg{width:18px;height:18px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.pill-note{display:inline-flex;gap:9px;align-items:center;padding:8px 16px;border-radius:999px;background:var(--ice);border:1px solid #D9DBFF;font-size:12.5px;color:var(--brand-3);font-weight:500}
.pill-note svg{width:14px;height:14px}
.section--dark .pill-note{background:rgba(138,144,255,.14);border-color:rgba(138,144,255,.3);color:var(--glacier-2)}

/* ---------- QR contact cards ---------- */
.qr-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.qr-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 30px 30px;text-align:center;transition:.45s var(--ease);overflow:hidden;
  display:flex;flex-direction:column;align-items:center;height:100%;
}
.qr-card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:#D5D7F8}
.qr-card__box{
  width:100%;max-width:236px;aspect-ratio:1/1;padding:13px;border-radius:20px;background:#fff;
  border:1px solid var(--line);box-shadow:0 20px 44px -32px rgba(23,26,90,.6);
  display:grid;place-items:center;transition:.45s var(--ease);
}
.qr-card:hover .qr-card__box{box-shadow:0 26px 52px -30px rgba(23,26,90,.62);border-color:#D5D7F8}
.qr-card__box img{width:100%;height:100%;display:block;border-radius:11px;object-fit:contain}
.qr-card h3{margin:26px 0 0}
.qr-card__foot{
  width:100%;margin-top:22px;padding-top:18px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;
  font-size:12.5px;color:var(--muted);
}
.qr-card__foot b{color:var(--ink-2);font-weight:700;letter-spacing:.02em}
@media (max-width:1080px){
  .qr-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .qr-grid{grid-template-columns:1fr;gap:22px}
  .qr-card__box{max-width:210px}
}
.mini-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.6px;color:var(--muted);margin-bottom:14px;line-height:1.7}
.mini-list svg{width:17px;height:17px;color:var(--glacier);flex-shrink:0;margin-top:4px}
.section--dark .mini-list li{color:#A9AEE8}
.ratio-frame{position:relative}
.badge-year{
  position:absolute;z-index:4;top:22px;left:22px;padding:8px 15px;border-radius:999px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(10px);font-size:11.5px;font-weight:700;
  letter-spacing:.1em;color:var(--brand);text-transform:uppercase
}
.dest-card{position:relative;overflow:hidden;border-radius:var(--r-lg);display:block;transition:.5s var(--ease)}
.dest-card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg)}
.dest-card .ph{border-radius:var(--r-lg)}
.dest-card__body{position:absolute;z-index:5;inset:auto 0 0;padding:28px;color:#fff}
.dest-card__body h3{color:#fff;margin-bottom:8px}
.dest-card__body p{font-size:13.6px;color:rgba(255,255,255,.82);line-height:1.7}
.dest-card__body .link-arrow{color:var(--glacier-2);margin-top:16px}
.dest-card:hover .link-arrow svg{transform:translateX(5px)}
.grad-line{height:1px;background:linear-gradient(90deg,var(--glacier),transparent);margin:18px 0 26px}
.kv{display:flex;justify-content:space-between;gap:16px;padding:15px 0;border-bottom:1px dashed var(--line);font-size:14.4px}
.kv:last-child{border-bottom:0}
.kv span{color:var(--muted)}
.kv b{color:var(--ink);font-weight:600}

/* ---------- 21. Responsive ---------- */
/* 一级菜单增多后，中等宽度提前收起到汉堡菜单，避免导航挤压换行 */
@media (max-width:1240px){
  .nav{display:none}
  .burger{display:grid}
}
@media (max-width:1080px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:44px}
  .split--rev .split__media{order:0}
  .footer__top{grid-template-columns:1fr 1fr;gap:40px}
  .nav{display:none}
  .burger{display:grid}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:760px){
  :root{--nav-h:68px}
  .section{padding:74px 0}
  .g-3,.g-2,.g-4,.g-auto,.f-row{grid-template-columns:1fr}
  .hero{min-height:auto;padding:calc(var(--nav-h) + 68px) 0 74px}
  .hero__meta{gap:16px 30px;margin-top:42px}
  .hero__meta b{font-size:24px}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0!important;border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:0}
  .footer__top{grid-template-columns:1fr}
  .card{padding:28px 24px}
  .form-card{border-radius:var(--r-lg)}
  .cta-band__in{flex-direction:column;align-items:flex-start}
  .brand__zh{font-size:17px}
  .footer__bot{flex-direction:column;gap:12px}
  .step{padding-left:68px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ==========================================================================
   22. 暗黑模式 / Dark mode
   html[data-theme="dark"] —— 令牌 + 硬编码浅色覆盖
   ========================================================================== */
html[data-theme="dark"]{
  --ink:#EEF0FB;
  --ink-2:#C9CEEE;
  --muted:#A0A6CE;
  --muted-2:#7B81AC;
  --line:#2A2E5E;
  --line-2:#232752;
  --bg:#0B0D24;
  --bg-2:#141636;

  --brand:#6168FF;
  --brand-2:#C6C9FF;
  --brand-3:#8A90FF;
  --glacier:#8A90FF;
  --glacier-2:#A7ACFF;
  --glacier-3:#4A50B8;
  --ice:#1C1F48;
  --ice-2:#181B40;
  --gold:#D8BE8C;
  --gold-2:#D8BE8C;

  --sh-sm:0 6px 18px -10px rgba(0,0,0,.6);
  --sh:0 20px 50px -28px rgba(0,0,0,.7);
  --sh-lg:0 40px 90px -40px rgba(0,0,0,.78);
  color-scheme:dark;
}
html[data-theme="dark"] ::selection{background:var(--brand);color:#fff}
html[data-theme="dark"] .section--bg,
html[data-theme="dark"] .section--ice{background:var(--bg-2)}
html[data-theme="dark"] .header,
html[data-theme="dark"] .mnav,
html[data-theme="dark"] .drop,
html[data-theme="dark"] .burger{background:var(--bg-2)}
html[data-theme="dark"] .header.is-solid{box-shadow:0 10px 34px -24px rgba(0,0,0,.8)}
html[data-theme="dark"] .btn--ghost{background:var(--bg-2)}
html[data-theme="dark"] .btn--ghost:hover{background:var(--ice-2)}
html[data-theme="dark"] .drop__ic,
html[data-theme="dark"] .card__ic,
html[data-theme="dark"] .sub-card__logo .mk{background:linear-gradient(142deg,var(--ice),#242A64)}
html[data-theme="dark"] .card,
html[data-theme="dark"] .stats,
html[data-theme="dark"] .sub-card,
html[data-theme="dark"] .form-card,
html[data-theme="dark"] .tab,
html[data-theme="dark"] .qr-card,
html[data-theme="dark"] .qr-card__box,
html[data-theme="dark"] .chip span,
html[data-theme="dark"] .step::before,
html[data-theme="dark"] .steps--h .step,
html[data-theme="dark"] .steps-nav,
html[data-theme="dark"] .totop,
html[data-theme="dark"] .lic-card,
html[data-theme="dark"] .feature__qr{background:var(--bg-2)}
html[data-theme="dark"] .card:hover,
html[data-theme="dark"] .qr-card:hover,
html[data-theme="dark"] .sub-card:hover,
html[data-theme="dark"] .steps--h .step:hover,
html[data-theme="dark"] .qr-card:hover .qr-card__box{border-color:#3A3F86}
html[data-theme="dark"] .f-in,
html[data-theme="dark"] .f-sel,
html[data-theme="dark"] .f-ta{background:var(--bg)}
html[data-theme="dark"] .f-in:focus,
html[data-theme="dark"] .f-sel:focus,
html[data-theme="dark"] .f-ta:focus{background:var(--bg-2)}
html[data-theme="dark"] .f-in::placeholder,
html[data-theme="dark"] .f-ta::placeholder{color:var(--muted-2)}
html[data-theme="dark"] .tag,
html[data-theme="dark"] .mod-head__num,
html[data-theme="dark"] .f-msg,
html[data-theme="dark"] .pill-note,
html[data-theme="dark"] .lang button.on{border-color:#3A3F86}
html[data-theme="dark"] .f-msg{color:var(--brand-2)}
html[data-theme="dark"] .steps--h .step::before{background:var(--ice);color:var(--brand-3)}
html[data-theme="dark"] .steps--h::-webkit-scrollbar-track{background:var(--ice)}
html[data-theme="dark"] .lic-card__doc{background:#fff}
html[data-theme="dark"] .lic-card__meta b{color:var(--ink)}
html[data-theme="dark"] .lic-card__meta i{color:var(--brand-3);background:rgba(97,104,255,.16);border-color:rgba(138,144,255,.4)}
html[data-theme="dark"] .themes-grid .card--alt{border-color:#3A3F86;background:linear-gradient(150deg,var(--ice-2),var(--bg-2))}
html[data-theme="dark"] .badge-year{background:rgba(255,255,255,.9)}
html[data-theme="dark"] .stats,
html[data-theme="dark"] .stat{border-color:var(--line)}
html[data-theme="dark"] .card--dark{background:linear-gradient(150deg,rgba(255,255,255,.07),rgba(255,255,255,.03))}
html[data-theme="dark"] .brand__mark{filter:none}
html[data-theme="dark"] .hero,
html[data-theme="dark"] .phead,
html[data-theme="dark"] .section--dark{background-color:#080A1F}

/* 主题切换按钮 */
.theme-btn{
  width:40px;height:40px;flex-shrink:0;border-radius:999px;cursor:pointer;
  border:1px solid var(--line);background:var(--ice-2);color:var(--ink-2);
  display:grid;place-items:center;transition:.3s var(--ease);padding:0;
}
.theme-btn svg{width:17px;height:17px}
.theme-btn:hover{border-color:var(--glacier);color:var(--brand-3);transform:translateY(-1px)}
.theme-btn .ic-moon{display:none}
html[data-theme="dark"] .theme-btn .ic-sun{display:none}
html[data-theme="dark"] .theme-btn .ic-moon{display:block}
.mnav .theme-btn{width:100%;height:auto;padding:13px 0;gap:9px;display:flex;align-items:center;justify-content:center;margin-top:14px;font-size:14.5px;font-weight:600}
@media (max-width:760px){ .header__side .theme-btn{display:none} }