:root{
  --brand:#e86a92;
  --brand-2:#8a76d6;
  --brand-3:#5fb49a;
  --brand-dark:#c94f76;
  --brand-soft:#fdf0f4;
  --brand-soft-2:#f3f1fb;
  --ink:#2b2b33;
  --ink-soft:#5c5c68;
  --line:#ececf1;
  --bg:#ffffff;
  --bg-alt:#fafafc;
  --glass:rgba(255,255,255,.62);
  --glass-border:rgba(255,255,255,.75);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 8px 30px rgba(43,43,51,.09);
  --shadow-hover:0 16px 44px rgba(232,106,146,.20);
  --grad-hero:linear-gradient(135deg,#fdf0f4 0%,#f6eefb 42%,#eef6f4 100%);
  --grad-brand:linear-gradient(120deg,#e86a92 0%,#b96bd8 55%,#8a76d6 100%);
  --max:1180px;
}

html[data-theme="dark"]{
  --brand:#ff8fb0;
  --brand-2:#a99cf0;
  --brand-3:#6fc9ad;
  --brand-dark:#ff6f98;
  --brand-soft:#2a1f25;
  --brand-soft-2:#242233;
  --ink:#eaeaf0;
  --ink-soft:#a9a9b8;
  --line:#2e2e38;
  --bg:#16161c;
  --bg-alt:#1d1d25;
  --glass:rgba(35,35,44,.55);
  --glass-border:rgba(255,255,255,.08);
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --shadow-hover:0 16px 44px rgba(255,143,176,.18);
  --grad-hero:linear-gradient(135deg,#231a20 0%,#211d2b 42%,#182522 100%);
  --grad-brand:linear-gradient(120deg,#ff8fb0 0%,#c08ae8 55%,#a99cf0 100%);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.85;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  transition:background .35s ease,color .35s ease;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s ease}
a:hover{text-decoration:underline}
ul,ol{list-style:none}
button{font-family:inherit}
::selection{background:var(--brand);color:#fff}

.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 18px;z-index:9999;border-radius:0 0 10px 0;font-size:14px}
.skip-link:focus{left:0;text-decoration:none}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--brand-soft),var(--brand-soft-2));
  font-size:13px;
  color:var(--ink-soft);
  border-bottom:1px solid var(--line);
}
.topbar .wrap{
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:8px;padding-top:8px;padding-bottom:8px;
}
.topbar a{color:var(--ink-soft)}
.topbar a:hover{color:var(--brand-dark);text-decoration:none}
.topbar-links{display:flex;gap:16px;flex-wrap:wrap}

/* ---------- 吸顶导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--glass);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .35s ease;
}
.site-header.scrolled{box-shadow:var(--shadow)}
.nav{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:13px 20px;max-width:var(--max);margin:0 auto;
}
.logo{display:flex;align-items:center;gap:11px;font-weight:700;font-size:19px;color:var(--ink);letter-spacing:.3px}
.logo:hover{text-decoration:none}
.logo-mark{width:40px;height:40px;flex:none;filter:drop-shadow(0 4px 10px rgba(232,106,146,.35));transition:transform .4s ease}
.logo:hover .logo-mark{transform:rotate(-8deg) scale(1.05)}
.logo small{display:block;font-size:11px;font-weight:400;color:var(--ink-soft);letter-spacing:1px;line-height:1.5}
.nav-links{display:flex;gap:4px;flex-wrap:wrap;align-items:center}
.nav-links a{
  display:block;padding:8px 12px;border-radius:10px;color:var(--ink);font-size:14.5px;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.nav-links a:hover{background:var(--brand-soft);color:var(--brand-dark);text-decoration:none;transform:translateY(-1px)}
.nav-tools{display:flex;align-items:center;gap:10px}
.search-box{
  display:flex;align-items:center;border:1px solid var(--line);
  border-radius:999px;overflow:hidden;background:var(--bg-alt);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,106,146,.15)}
.search-box input{
  border:0;background:transparent;padding:8px 14px;font-size:14px;
  color:var(--ink);outline:none;width:150px;
}
.search-box input::placeholder{color:var(--ink-soft)}
.search-box button{
  border:0;background:var(--grad-brand);color:#fff;padding:9px 16px;
  cursor:pointer;font-size:14px;transition:filter .25s ease;
}
.search-box button:hover{filter:brightness(1.08)}
.icon-btn{
  border:1px solid var(--line);background:var(--bg-alt);color:var(--ink);
  width:38px;height:38px;border-radius:50%;cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:16px;
  transition:border-color .25s ease,transform .25s ease,background .25s ease;
}
.icon-btn:hover{border-color:var(--brand);transform:translateY(-2px)}
.menu-toggle{display:none}

/* ---------- 首屏 Banner ---------- */
.hero{
  position:relative;
  padding:48px 0 38px;
  background:var(--grad-hero);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,106,146,.20),transparent 68%);
  top:-220px;right:-140px;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(138,118,214,.18),transparent 68%);
  bottom:-200px;left:-120px;pointer-events:none;
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.hero h1{font-size:34px;line-height:1.38;margin-bottom:16px;letter-spacing:.4px;font-weight:800}
.hero h1 em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-lead{font-size:16.5px;color:var(--ink-soft);margin-bottom:24px;line-height:1.9}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{
  display:inline-block;padding:11px 26px;border-radius:999px;font-size:15px;
  font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
}
.btn-primary{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 8px 22px rgba(232,106,146,.32);
}
.btn-primary:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 12px 30px rgba(232,106,146,.42)}
.btn-ghost{
  background:var(--glass);border-color:var(--brand);color:var(--brand-dark);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:var(--brand-soft);text-decoration:none;transform:translateY(-2px)}
.hero-meta{display:flex;gap:30px;margin-top:28px;flex-wrap:wrap}
.hero-meta div strong{
  display:block;font-size:25px;line-height:1.2;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-meta div span{font-size:13px;color:var(--ink-soft)}

/* 轮播 */
.slider{
  position:relative;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--glass);
  border:1px solid var(--glass-border);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.slides{position:relative;height:340px}
.slide{
  position:absolute;inset:0;opacity:0;visibility:hidden;
  transition:opacity .65s ease,visibility .65s ease;
  display:flex;flex-direction:column;justify-content:flex-end;padding:24px;
}
.slide.active{opacity:1;visibility:visible}
.slide h3{font-size:19px;margin-bottom:6px;color:var(--ink)}
.slide p{font-size:14px;color:var(--ink-soft)}
.slide svg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-1}
.slide-dots{position:absolute;bottom:14px;right:18px;display:flex;gap:7px;z-index:3}
.slide-dots button{
  width:9px;height:9px;border-radius:50%;border:0;
  background:rgba(255,255,255,.6);cursor:pointer;padding:0;
  transition:width .3s ease,background .3s ease;
}
.slide-dots button.active{background:var(--brand);width:24px;border-radius:6px}

/* ---------- 面包屑 ---------- */
.breadcrumb{font-size:13.5px;color:var(--ink-soft);padding:16px 0 0}
.breadcrumb ol{display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:var(--ink-soft)}
.breadcrumb a{color:var(--ink-soft)}
.breadcrumb a:hover{color:var(--brand-dark)}

/* ---------- 锚点导航 ---------- */
.anchor-nav{
  display:flex;gap:8px;flex-wrap:wrap;margin-top:22px;
  position:relative;z-index:1;
}
.anchor-nav a{
  font-size:13.5px;padding:6px 15px;border-radius:999px;
  border:1px solid var(--glass-border);
  background:var(--glass);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  color:var(--ink-soft);
  transition:border-color .25s ease,color .25s ease,transform .25s ease,background .25s ease;
}
.anchor-nav a:hover{
  border-color:var(--brand);color:var(--brand-dark);
  text-decoration:none;transform:translateY(-2px);
}

/* ---------- 通用区块 ---------- */
section{padding:60px 0;position:relative}
section.alt{background:var(--bg-alt)}
.sec-head{max-width:840px;margin-bottom:36px}
.sec-head h2{font-size:27px;line-height:1.42;margin-bottom:12px;font-weight:800;letter-spacing:.3px}
.sec-head p{color:var(--ink-soft);font-size:15.5px;line-height:1.9}
.kicker{
  display:inline-block;font-size:12.5px;letter-spacing:2px;
  color:var(--brand-dark);font-weight:700;margin-bottom:10px;
  text-transform:uppercase;
  padding:3px 12px;border-radius:999px;
  background:var(--brand-soft);
}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  position:relative;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease,background .35s ease;
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:var(--grad-brand);
  transform:scaleX(0);transform-origin:left;
  transition:transform .35s ease;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:transparent;
}
.card:hover::before{transform:scaleX(1)}
.card h3{font-size:18px;margin-bottom:10px;line-height:1.5;font-weight:700}
.card h4{font-size:15.5px;margin:14px 0 6px;color:var(--brand-dark);font-weight:600}
.card p{font-size:14.5px;color:var(--ink-soft);line-height:1.9}
.card .ico{
  width:46px;height:46px;margin-bottom:14px;
  transition:transform .35s ease;
}
.card:hover .ico{transform:scale(1.08) rotate(-4deg)}

/* ---------- 文章列表 ---------- */
.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.article-card{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease,background .35s ease;
}
.article-card:hover{
  box-shadow:var(--shadow-hover);
  border-color:transparent;
  transform:translateY(-3px);
}
.article-card .tag{
  font-size:12px;color:var(--brand-dark);
  background:var(--brand-soft);
  padding:3px 11px;border-radius:999px;
  align-self:flex-start;margin-bottom:10px;
  font-weight:600;letter-spacing:.5px;
}
.article-card h3{font-size:17.5px;margin-bottom:8px;line-height:1.55;font-weight:700}
.article-card time{font-size:12.5px;color:var(--ink-soft);margin-bottom:8px;display:block}
.article-card p{font-size:14px;color:var(--ink-soft);flex:1;line-height:1.85}
.article-card .more{
  margin-top:14px;font-size:14px;font-weight:600;
  display:inline-flex;align-items:center;gap:4px;
  transition:gap .25s ease;
}
.article-card:hover .more{gap:9px}
.article-card .more:hover{text-decoration:none}

/* ---------- 表格 ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);
  border-radius:var(--radius);background:var(--bg);
  box-shadow:var(--shadow);
  -webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:560px}
caption{text-align:left;padding:16px 18px;font-weight:700;color:var(--ink);font-size:15.5px}
th,td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
th{
  background:linear-gradient(90deg,var(--brand-soft),var(--brand-soft-2));
  color:var(--brand-dark);font-weight:700;white-space:nowrap;
}
tbody tr{transition:background .22s ease}
tbody tr:hover{background:var(--bg-alt)}
tr:last-child td{border-bottom:0}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:var(--bg);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:var(--brand)}
.faq-item.open{border-color:var(--brand);box-shadow:var(--shadow)}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink);
  cursor:pointer;display:flex;justify-content:space-between;gap:14px;
  align-items:center;transition:color .22s ease;
}
.faq-q:hover{color:var(--brand-dark)}
.faq-q .ind{
  flex:none;width:24px;height:24px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;line-height:1;
  transition:transform .35s ease,background .25s ease;
}
.faq-item.open .faq-q .ind{transform:rotate(45deg);background:var(--grad-brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease}
.faq-a-inner{padding:0 22px 22px;font-size:14.5px;color:var(--ink-soft);line-height:1.9}

/* ---------- HowTo 步骤 ---------- */
.steps{display:grid;gap:16px;counter-reset:step}
.step{
  display:flex;gap:18px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.step:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:transparent}
.step::before{
  counter-increment:step;content:counter(step);
  flex:none;width:40px;height:40px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;
  box-shadow:0 6px 16px rgba(232,106,146,.32);
}
.step h4{font-size:16px;margin-bottom:4px;font-weight:700}
.step p{font-size:14.5px;color:var(--ink-soft);line-height:1.85}

/* ---------- 引用评价 ---------- */
.quote{
  position:relative;
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--glass-border);
  border-left:4px solid var(--brand);
  border-radius:var(--radius-sm);
  padding:22px 24px;
  transition:transform .3s ease,box-shadow .3s ease;
}
.quote:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.quote p{font-size:14.5px;color:var(--ink-soft);font-style:italic;line-height:1.9}
.quote footer{margin-top:12px;font-size:13.5px;font-weight:600;color:var(--ink)}
.quote footer span{font-weight:400;color:var(--ink-soft)}

/* ---------- 团队卡片 ---------- */
.team-card{
  text-align:center;background:var(--bg);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 18px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:transparent}
.avatar{
  width:78px;height:78px;border-radius:50%;margin:0 auto 14px;
  overflow:hidden;border:3px solid var(--brand-soft);
  transition:border-color .3s ease,transform .3s ease;
}
.team-card:hover .avatar{border-color:var(--brand);transform:scale(1.05)}
.team-card h4{font-size:16px;margin-bottom:4px}
.team-card .role{font-size:13px;color:var(--brand-dark);margin-bottom:8px}
.team-card p{font-size:13.5px;color:var(--ink-soft)}

/* ---------- 联系方式 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.contact-info{
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow);
}
.contact-info dl{display:grid;grid-template-columns:auto 1fr;gap:13px 20px;font-size:14.5px}
.contact-info dt{color:var(--ink-soft);white-space:nowrap}
.contact-info dd{color:var(--ink);word-break:break-word}
.map-box{
  border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-alt);
  display:flex;align-items:center;justify-content:center;
  min-height:280px;
  transition:box-shadow .3s ease;
}
.map-box:hover{box-shadow:var(--shadow)}

/* ---------- 页脚 ---------- */
footer.site-footer{
  background:linear-gradient(180deg,#1f1f27 0%,#17171d 100%);
  color:#c9c9d4;padding:56px 0 28px;font-size:14px;
  position:relative;overflow:hidden;
}
footer.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--grad-brand);
}
footer.site-footer a{color:#c9c9d4;transition:color .22s ease}
footer.site-footer a:hover{color:#fff;text-decoration:none}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:34px;margin-bottom:36px;
}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:15px;font-weight:700;letter-spacing:.4px}
.footer-grid ul{display:grid;gap:10px}
.footer-grid li{font-size:13.5px;line-height:1.7}
.footer-grid p{font-size:13.5px;line-height:1.85;color:#a9a9b8}
.footer-bottom{
  border-top:1px solid #33333d;padding-top:22px;
  display:flex;justify-content:space-between;gap:14px;
  flex-wrap:wrap;font-size:13px;color:#8f8f9e;
}
.footer-bottom nav{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- 返回顶部 ---------- */
#toTop{
  position:fixed;right:22px;bottom:26px;
  width:48px;height:48px;border-radius:50%;border:0;
  background:var(--grad-brand);color:#fff;font-size:18px;
  cursor:pointer;box-shadow:0 8px 24px rgba(232,106,146,.4);
  opacity:0;pointer-events:none;
  transition:opacity .3s ease,transform .3s ease,filter .25s ease;
  z-index:90;
}
#toTop.show{opacity:1;pointer-events:auto}
#toTop:hover{transform:translateY(-3px);filter:brightness(1.08)}

/* ---------- 滚动动画 ---------- */
.reveal{
  opacity:0;transform:translateY(24px);
  transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1);
  will-change:opacity,transform;
}
.reveal.in{opacity:1;transform:none}

/* ---------- 搜索提示 ---------- */
.search-hint{
  font-size:13px;color:var(--ink-soft);
  margin-top:8px;display:none;
  padding:6px 12px;border-radius:8px;
  background:var(--brand-soft);
  line-height:1.7;
}
.search-hint.show{display:block;animation:fadeIn .35s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* ---------- 焦点可见性 ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .hero-grid{gap:32px}
}

@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .slides{height:300px}
}

@media (max-width:760px){
  body{font-size:15.5px;line-height:1.8}
  .topbar{font-size:12px}
  .topbar .wrap{justify-content:center;text-align:center}

  .nav{padding:12px 16px;gap:12px}
  .logo{font-size:17px}
  .logo-mark{width:36px;height:36px}
  .logo small{font-size:10px}

  .nav-links{
    display:none;
    position:absolute;top:100%;left:0;right:0;
    background:var(--glass);
    -webkit-backdrop-filter:saturate(180%) blur(18px);
    backdrop-filter:saturate(180%) blur(18px);
    border-bottom:1px solid var(--line);
    flex-direction:column;padding:12px 16px;gap:2px;
    box-shadow:var(--shadow);
  }
  .nav-links.open{display:flex;animation:slideDown .3s ease}
  .nav-links a{padding:11px 14px;font-size:15px;border-radius:10px}
  .menu-toggle{display:flex}

  .search-box input{width:104px;padding:7px 11px;font-size:13px}
  .search-box button{padding:8px 12px;font-size:13px}
  .icon-btn{width:36px;height:36px;font-size:15px}
  .nav-tools{gap:7px}

  .hero{padding:36px 0 30px}
  .hero h1{font-size:25px;line-height:1.42}
  .hero-lead{font-size:15px;margin-bottom:20px}
  .hero-meta{gap:22px;margin-top:22px}
  .hero-meta div strong{font-size:22px}
  .hero-meta div span{font-size:12px}
  .btn{padding:10px 22px;font-size:14.5px}

  .slides{height:250px}
  .slide{padding:18px}
  .slide h3{font-size:17px}
  .slide p{font-size:13px}

  .anchor-nav{gap:6px;margin-top:18px}
  .anchor-nav a{font-size:12.5px;padding:5px 12px}

  section{padding:44px 0}
  .sec-head{margin-bottom:28px}
  .sec-head h2{font-size:22px;line-height:1.45}
  .sec-head p{font-size:14.5px}
  .kicker{font-size:11.5px;letter-spacing:1.5px}

  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .card{padding:22px}
  .card h3{font-size:17px}
  .article-card{padding:20px}
  .article-card h3{font-size:16.5px}

  .step{padding:18px;gap:14px}
  .step::before{width:34px;height:34px;font-size:15px}
  .step h4{font-size:15px}

  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a-inner{padding:0 18px 18px;font-size:14px}

  th,td{padding:12px 14px;font-size:13.5px}

  .contact-info{padding:22px}
  .contact-info dl{grid-template-columns:1fr;gap:4px 0;font-size:14px}
  .contact-info dt{margin-top:10px;font-weight:600;color:var(--brand-dark)}
  .contact-info dd{margin-bottom:4px}

  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;font-size:12.5px}

  #toTop{right:16px;bottom:18px;width:44px;height:44px}
}

@media (max-width:400px){
  .wrap{padding:0 14px}
  .hero h1{font-size:22px}
  .search-box input{width:88px}
  .logo small{display:none}
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none}
}

/* ---------- 打印 ---------- */
@media print{
  .topbar,.site-header,#toTop,.hero-cta,.anchor-nav,.slider,.search-box{display:none !important}
  body{background:#fff;color:#000}
  .card,.article-card,.faq-item{break-inside:avoid;box-shadow:none;border:1px solid #ccc}
  a{color:#000;text-decoration:underline}
}