/* roulang page: index */
:root{
  --primary:#1B5FBF;
  --primary-hover:#1552A8;
  --primary-active:#114A96;
  --navy:#0B2A55;
  --cyan:#12B0C9;
  --orange:#FF7A45;
  --orange-hover:#F1682F;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --soft:#F1F5FB;
  --line:#E4ECF6;
  --text:#16233A;
  --muted:#64748B;
  --ok:#1E9E6A;
  --err:#D93A3A;
  --gold:#C9A46A;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:24px; --r-pill:999px;
  --sh-sm:0 1px 2px rgba(16,42,85,.06);
  --sh-md:0 6px 18px rgba(16,42,85,.08);
  --sh-lg:0 16px 40px rgba(16,42,85,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);}
a:hover{color:var(--primary);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:92px 0;}
.section--soft{background:var(--soft);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.25;letter-spacing:-.3px;color:var(--navy);}
.section-head p{margin-top:8px;font-size:14.5px;color:var(--muted);max-width:620px;}
.link-more{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent;}
.link-more:hover{border-color:var(--primary);}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:all .18s var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-sm);}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);}
.btn-outline{background:#fff;color:var(--primary);border:1px solid rgba(27,95,191,.35);}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:#F5F9FF;transform:translateY(-1px);}
.btn-orange{background:var(--orange);color:#fff;box-shadow:var(--sh-sm);}
.btn-orange:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:2px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.7;
  background:rgba(18,176,201,.12);color:#0E7C90;white-space:nowrap;
}
.badge--orange{background:rgba(255,122,69,.12);color:#D9552A;}
.badge--navy{background:rgba(11,42,85,.08);color:var(--navy);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(16,42,85,.08);border-bottom-color:var(--line);}
.header-top{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#2C7BE0);display:flex;align-items:center;justify-content:center;flex:0 0 36px;box-shadow:var(--sh-sm);}
.logo-text{font-size:17px;font-weight:800;color:var(--navy);letter-spacing:-.2px;white-space:nowrap;}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1px;}
.search-wrap{flex:1 1 auto;display:flex;justify-content:center;}
.search{
  display:flex;align-items:center;gap:8px;
  width:100%;max-width:540px;height:44px;
  background:var(--soft);border:1.5px solid transparent;border-radius:var(--r-pill);
  padding:0 6px 0 16px;
  transition:all .18s var(--ease);
}
.search:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(27,95,191,.12);}
.search svg{flex:0 0 18px;color:var(--muted);}
.search input{flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;font-size:14.5px;height:100%;}
.search input::placeholder{color:#94A3B8;}
.search-btn{height:34px;padding:0 16px;border-radius:var(--r-pill);background:var(--primary);color:#fff;font-size:14px;font-weight:600;}
.search-btn:hover{background:var(--primary-hover);color:#fff;}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.link-quiet{font-size:14px;font-weight:500;color:var(--muted);}
.link-quiet:hover{color:var(--primary);}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;background:var(--soft);}
.hamburger span{display:block;width:18px;height:2px;background:var(--navy);border-radius:2px;position:relative;}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--navy);border-radius:2px;}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}

.chips-bar{border-top:1px solid var(--line);background:rgba(245,248,252,.7);}
.chips{display:flex;gap:10px;align-items:center;height:52px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;height:32px;padding:0 16px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;font-size:13.5px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:#3C4A63;
}
.chip:hover{border-color:rgba(27,95,191,.4);color:var(--primary);}
.chip.active{background:var(--primary);border-color:var(--primary);color:#fff;}
.chip.active:hover{color:#fff;}

.drawer-mask{position:fixed;inset:0;background:rgba(11,42,85,.45);opacity:0;visibility:hidden;transition:all .22s var(--ease);z-index:70;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:340px;background:#fff;z-index:80;
  border-radius:20px 0 0 20px;padding:24px 20px;transform:translateX(100%);
  transition:transform .24s var(--ease);overflow-y:auto;box-shadow:var(--sh-lg);
}
.drawer.open{transform:translateX(0);}
.drawer h3{font-size:13px;color:var(--muted);font-weight:600;margin-bottom:10px;letter-spacing:1px;}
.drawer-list{margin-bottom:22px;}
.drawer-list a{display:block;padding:12px 14px;border-radius:12px;font-size:15.5px;font-weight:600;color:var(--navy);background:var(--soft);margin-bottom:8px;}
.drawer-list a.active{background:var(--primary);color:#fff;}
.drawer-close{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;background:var(--soft);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--navy);}

/* ============ Hero ============ */
.hero{position:relative;padding:76px 0 88px;overflow:hidden;background:#fff;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.07;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(27,95,191,.10),rgba(27,95,191,0) 68%);pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:6fr 4fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.2;letter-spacing:-.5px;color:var(--navy);}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.7;color:#3C4A63;max-width:560px;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.trust-row{display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line);}
.trust-item{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;color:var(--muted);letter-spacing:.4px;}
.trust-item b{display:block;font-size:15px;color:var(--navy);font-weight:700;letter-spacing:0;}
.hero-vcard{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  aspect-ratio:9/16;max-height:520px;box-shadow:var(--sh-lg);background:#0B2A55;
}
.hero-vcard img{width:100%;height:100%;object-fit:cover;}
.hero-vcard::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(11,42,85,.88) 0%,rgba(11,42,85,.45) 42%,rgba(11,42,85,0) 70%);}
.vcard-tag{position:absolute;top:16px;left:16px;z-index:2;background:rgba(255,255,255,.92);color:var(--navy);font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);}
.vcard-time{position:absolute;top:16px;right:16px;z-index:2;background:rgba(11,42,85,.72);color:#fff;font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-pill);}
.vcard-play{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);z-index:2;width:56px;height:56px;border-radius:50%;background:rgba(255,255,255,.94);display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-md);}
.vcard-play svg{width:20px;height:20px;color:var(--primary);margin-left:3px;}
.vcard-body{position:absolute;left:0;right:0;bottom:0;padding:20px;z-index:2;color:#fff;}
.vcard-body h3{font-size:16.5px;font-weight:700;line-height:1.4;}
.vcard-body p{margin-top:6px;font-size:13px;color:rgba(255,255,255,.78);}

/* ============ 横滚区 ============ */
.rail{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none;}
.rail::-webkit-scrollbar{display:none;}
.clip-card{
  flex:0 0 218px;scroll-snap-align:start;border-radius:var(--r-lg);overflow:hidden;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-sm);
  transition:all .2s var(--ease);
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:rgba(27,95,191,.3);}
.clip-thumb{position:relative;aspect-ratio:9/16;overflow:hidden;background:#E8EEF7;}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s var(--ease);}
.clip-card:hover .clip-thumb img{transform:scale(1.04);}
.clip-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(11,42,85,.8),rgba(11,42,85,0) 55%);}
.clip-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.94);display:flex;align-items:center;justify-content:center;transition:transform .2s var(--ease);}
.clip-card:hover .clip-play{transform:translate(-50%,-50%) scale(1.08);}
.clip-play svg{width:15px;height:15px;color:var(--primary);margin-left:2px;}
.clip-time{position:absolute;right:10px;bottom:10px;z-index:2;background:rgba(11,42,85,.75);color:#fff;font-size:11.5px;padding:2px 8px;border-radius:var(--r-pill);}
.clip-info{position:absolute;left:12px;bottom:12px;right:64px;z-index:2;color:#fff;font-size:13px;font-weight:600;line-height:1.45;}
.clip-body{padding:14px 16px;}
.clip-body h3{font-size:14.5px;font-weight:700;line-height:1.5;color:var(--navy);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clip-card:hover .clip-body h3{color:var(--primary);}
.clip-body .badge{margin-top:10px;}

/* ============ 清单 ============ */
.pick-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start;}
.pick-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-md);transition:all .2s var(--ease);
}
.pick-main:hover{box-shadow:var(--sh-lg);border-color:rgba(27,95,191,.3);}
.pick-cover{aspect-ratio:16/9;overflow:hidden;background:#E8EEF7;}
.pick-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s var(--ease);}
.pick-main:hover .pick-cover img{transform:scale(1.03);}
.pick-content{padding:26px 26px 28px;}
.pick-content h3{font-size:20px;font-weight:700;color:var(--navy);line-height:1.4;}
.pick-content > p{margin-top:10px;font-size:14.5px;color:var(--muted);}
.pick-list{margin-top:22px;}
.pick-list li{display:flex;gap:14px;align-items:flex-start;padding:15px 0;border-top:1px solid var(--line);}
.pick-list li:first-child{border-top:0;padding-top:0;}
.pick-num{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  border:1.5px solid var(--primary);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;font-family:ui-monospace,Menlo,monospace;
}
.pick-list h4{font-size:15px;font-weight:700;color:var(--navy);}
.pick-list p{font-size:13.5px;color:var(--muted);margin-top:3px;line-height:1.65;}
.pick-side{display:grid;gap:24px;}
.pick-mini{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px;box-shadow:var(--sh-sm);transition:all .2s var(--ease);align-items:center;
}
.pick-mini:hover{box-shadow:var(--sh-lg);transform:translateY(-3px);border-color:rgba(27,95,191,.3);}
.pick-mini-img{flex:0 0 96px;width:96px;height:96px;border-radius:var(--r-md);overflow:hidden;background:#E8EEF7;}
.pick-mini-img img{width:100%;height:100%;object-fit:cover;}
.pick-mini h3{font-size:15.5px;font-weight:700;color:var(--navy);line-height:1.45;}
.pick-mini p{margin-top:6px;font-size:13.5px;color:var(--muted);}
.pick-mini .badge{margin-top:10px;}

/* ============ 最新信息（CMS） ============ */
.filter-chips{display:flex;gap:10px;flex-wrap:wrap;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-sm);transition:all .2s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:rgba(27,95,191,.3);}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:#E8EEF7;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:18px 20px 22px;}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap;}
.news-date{font-size:12.5px;color:var(--muted);font-family:ui-monospace,Menlo,monospace;}
.news-title{font-size:16.5px;font-weight:700;line-height:1.5;color:var(--navy);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover .news-title{color:var(--primary);}
.news-excerpt{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-more{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:600;color:var(--primary);}
.empty-state{
  grid-column:1/-1;text-align:center;padding:64px 24px;background:#fff;
  border:1px dashed var(--line);border-radius:var(--r-lg);
}
.empty-state svg{width:44px;height:44px;color:#A9BBD4;margin:0 auto 14px;}
.empty-state p{font-size:15px;color:var(--muted);}
.empty-state .btn{margin-top:18px;}

/* ============ 口碑条 ============ */
.voice-card{
  flex:0 0 288px;scroll-snap-align:start;background:#fff;border-radius:var(--r-md);
  border:1px solid var(--line);border-left:3px solid var(--primary);
  padding:18px 20px;box-shadow:var(--sh-sm);transition:all .2s var(--ease);
}
.voice-card:hover{box-shadow:var(--sh-md);transform:translateY(-3px);}
.voice-top{display:flex;align-items:center;gap:12px;}
.avatar{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#fff;background:var(--primary);
}
.avatar.c2{background:var(--cyan);}
.avatar.c3{background:var(--navy);}
.avatar.c4{background:#3C7FD1;}
.avatar.c5{background:#0E8F7A;}
.voice-name{font-size:14.5px;font-weight:700;color:var(--navy);}
.voice-time{font-size:12px;color:var(--muted);font-family:ui-monospace,Menlo,monospace;}
.voice-text{margin-top:12px;font-size:14px;color:#3C4A63;line-height:1.72;}
.voice-tags{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;}

/* ============ FAQ ============ */
.faq-box{max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-sm);}
.faq-item{border-top:1px solid var(--line);}
.faq-item:first-child{border-top:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--navy);
}
.faq-q:hover{color:var(--primary);}
.faq-icon{flex:0 0 22px;width:22px;height:22px;position:relative;transition:transform .2s var(--ease);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--primary);border-radius:2px;}
.faq-icon::before{left:0;top:10px;width:22px;height:2px;}
.faq-icon::after{left:10px;top:0;width:2px;height:22px;transition:opacity .2s var(--ease);}
.faq-item.open .faq-icon{transform:rotate(180deg);}
.faq-item.open .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--muted);}

/* ============ CTA ============ */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:#fff;border:1px solid rgba(27,95,191,.28);border-radius:var(--r-lg);
  padding:36px 40px;box-shadow:var(--sh-md);flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(20px,2.3vw,27px);font-weight:700;color:var(--navy);}
.cta-band p{margin-top:8px;font-size:14.5px;color:var(--muted);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--navy);color:rgba(255,255,255,.76);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-sub{color:rgba(255,255,255,.55);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);max-width:300px;}
.footer-contact{margin-top:16px;font-size:13.5px;color:rgba(255,255,255,.68);}
.footer-contact span{display:block;margin-bottom:6px;}
.site-footer h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-links a{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:6px 0;}
.footer-links a:hover{color:#fff;}
.qr-box{width:112px;height:112px;border-radius:var(--r-md);background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.16);}
.qr-box svg{width:54px;height:54px;color:rgba(255,255,255,.72);}
.qr-note{margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.55);}
.footer-sub{margin-top:18px;display:flex;gap:10px;}
.footer-sub input{
  flex:1 1 auto;min-width:0;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14px;outline:none;
}
.footer-sub input::placeholder{color:rgba(255,255,255,.45);}
.footer-sub input:focus{border-color:rgba(255,255,255,.6);box-shadow:0 0 0 3px rgba(255,255,255,.1);}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 移动端悬浮 CTA ============ */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:65;
  display:none;align-items:center;gap:12px;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(16,42,85,.10);
  transform:translateY(120%);opacity:0;transition:all .26s var(--ease);
}
.mobile-cta.show{transform:translateY(0);opacity:1;}
.mobile-cta .btn{flex:1 1 0;}
.mobile-cta .btn-outline{flex:0 0 auto;padding:0 18px;}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .search{max-width:420px;}
  .logo-sub{display:none;}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .hero{padding:56px 0 64px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-vcard{max-width:320px;margin:0 auto;}
  .pick-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .search-wrap{display:none;}
  .header-actions .link-quiet{display:none;}
  .hamburger{display:flex;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:24px;}
  .header-top{height:64px;gap:12px;}
  .logo-text{font-size:15.5px;}
  .chips{height:48px;}
  .news-grid{grid-template-columns:1fr;gap:16px;}
  .news-card{display:flex;align-items:flex-start;gap:12px;padding:12px;}
  .news-thumb{flex:0 0 96px;width:96px;height:64px;aspect-ratio:auto;border-radius:10px;}
  .news-body{padding:0;}
  .news-meta{margin-bottom:6px;}
  .news-title{font-size:15px;-webkit-line-clamp:2;}
  .news-excerpt{display:none;}
  .news-more{display:none;}
  .cta-band{padding:26px 22px;flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .mobile-cta{display:flex;}
  .site-footer{padding-bottom:76px;}
  .trust-row{gap:18px;}
  .faq-q{padding:18px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 18px;}
  .hero-actions .btn{flex:1 1 auto;}
}
@media (max-width:520px){
  .hero h1{font-size:26px;}
  .hero-sub{font-size:15.5px;}
  .pick-content{padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .clip-card{flex:0 0 176px;}
  .voice-card{flex:0 0 262px;}
  .trust-row{gap:14px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: article */
:root{
  --brand:#1B5FBF;
  --brand-hover:#1552A8;
  --brand-active:#114A96;
  --navy:#0B2A55;
  --cyan:#12B0C9;
  --cyan-soft:#E4F7FA;
  --orange:#FF7A45;
  --orange-hover:#F0672F;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --soft:#F1F5FB;
  --line:#E4ECF6;
  --text:#16233A;
  --muted:#64748B;
  --success:#1E9E6A;
  --error:#D93A3A;
  --gold:#C9A46A;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:20px;
  --r-2xl:24px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(16,42,85,.06);
  --sh-md:0 6px 18px rgba(16,42,85,.08);
  --sh-lg:0 16px 40px rgba(16,42,85,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:190ms;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color var(--t) var(--ease);}
a:hover{color:var(--brand-hover);}
button{font-family:inherit;}
input,button,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;color:var(--navy);letter-spacing:-.3px;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t) var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(16,42,85,.08);}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:72px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),#2E7DE0);
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);
}
.logo-text{display:block;font-size:17px;font-weight:800;color:var(--navy);line-height:1.2;letter-spacing:-.4px;}
.logo-sub{display:block;font-size:10px;letter-spacing:2px;color:var(--muted);font-weight:600;}

.search{
  flex:1 1 auto;max-width:560px;margin:0 auto;
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 6px 0 14px;
  background:var(--soft);
  border:1px solid transparent;
  border-radius:var(--r-pill);
  transition:all var(--t) var(--ease);
}
.search:focus-within{
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(27,95,191,.12);
}
.search svg{flex:0 0 auto;color:var(--muted);}
.search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;
  font-size:14.5px;color:var(--text);
}
.search input::placeholder{color:#8A9AB4;}
.search-btn{
  flex:0 0 auto;height:34px;padding:0 18px;border:0;cursor:pointer;
  border-radius:var(--r-pill);
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background var(--t) var(--ease);
}
.search-btn:hover{background:var(--brand-hover);}
.search-btn:active{background:var(--brand-active);}

.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.link-quiet{font-size:14px;color:var(--muted);font-weight:500;}
.link-quiet:hover{color:var(--brand);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:all var(--t) var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-accent{background:var(--orange);color:#fff;height:40px;padding:0 20px;font-size:14.5px;}
.btn-accent:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-ghost{background:#fff;color:var(--brand);border-color:rgba(27,95,191,.3);}
.btn-ghost:hover{background:#fff;border-color:var(--brand);color:var(--brand-hover);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}

.hamburger{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:#fff;border-radius:12px;cursor:pointer;
  align-items:center;justify-content:center;color:var(--navy);
}
.hamburger:hover{border-color:rgba(27,95,191,.35);}

/* ---------- 频道 chips ---------- */
.chips-bar{background:#fff;border-top:1px solid var(--line);}
.chips{
  display:flex;gap:10px;align-items:center;
  padding-top:10px;padding-bottom:12px;
  overflow-x:auto;scroll-snap-type:x mandatory;
  -ms-overflow-style:none;scrollbar-width:none;
}
.chips::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
  font-size:14px;color:var(--muted);font-weight:500;
  transition:all var(--t) var(--ease);
}
.chip:hover{border-color:rgba(27,95,191,.35);color:var(--brand);background:#F8FAFE;}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.chip.active:hover{background:var(--brand-hover);color:#fff;}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0 0 0 auto;width:82vw;max-width:340px;
  background:#fff;z-index:90;transform:translateX(100%);
  transition:transform 220ms var(--ease);
  border-radius:20px 0 0 20px;
  box-shadow:-12px 0 40px rgba(11,42,85,.16);
  padding:24px 22px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,42,85,.42);
  opacity:0;visibility:hidden;transition:all 220ms var(--ease);z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer h3{font-size:13px;letter-spacing:1.5px;color:var(--muted);margin-bottom:12px;font-weight:700;}
.drawer nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.drawer nav a{
  padding:12px 14px;border-radius:12px;color:var(--text);font-size:15px;font-weight:500;
  border:1px solid transparent;
}
.drawer nav a:hover{background:var(--soft);color:var(--brand);}
.drawer nav a.active{background:var(--soft);color:var(--brand);border-color:rgba(27,95,191,.25);font-weight:600;}
.drawer-close{
  position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--navy);
}

/* ---------- 页面头 ---------- */
.page-head{
  background:
    linear-gradient(180deg,rgba(241,245,251,.4),rgba(245,248,252,1)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
  padding:26px 0 34px;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--muted);margin-bottom:18px;
}
.breadcrumb a{color:var(--brand);font-weight:500;}
.breadcrumb a:hover{text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:#A9B7CC;}
.breadcrumb .cur{
  color:var(--muted);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

.post-head{max-width:840px;}
.post-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--cyan-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;margin-bottom:14px;
}
h1.post-title{
  font-size:clamp(28px,4vw,40px);
  font-weight:800;line-height:1.22;letter-spacing:-.6px;
  margin-bottom:16px;color:var(--navy);
}
.post-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
  font-size:13.5px;color:var(--muted);
}
.post-meta .dot{color:#B6C3D6;}
.post-meta strong{color:var(--navy);font-weight:600;}

/* ---------- 文章主体布局 ---------- */
.article-section{padding:44px 0 80px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:44px;
  align-items:start;
}
.article-main{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-sm);
  padding:40px 44px 36px;
  max-width:860px;
}

/* 正文排版 */
.article-body{font-size:16.5px;line-height:1.9;color:var(--text);}
.article-body > * + *{margin-top:1.35em;}
.article-body p{color:#1F2E49;}
.article-body h2{
  position:relative;
  font-size:clamp(19px,2.1vw,24px);
  font-weight:700;color:var(--navy);
  margin-top:2em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;
  width:4px;height:18px;border-radius:2px;background:var(--brand);
}
.article-body h3{
  font-size:clamp(17px,1.7vw,19px);font-weight:600;color:var(--navy);margin-top:1.7em;
}
.article-body h3::before{
  content:"›";color:var(--brand);font-weight:800;margin-right:8px;
}
.article-body a{
  color:var(--brand);border-bottom:1px solid rgba(27,95,191,.35);
  padding-bottom:1px;
}
.article-body a:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover);}
.article-body ul,.article-body ol{padding-left:1.4em;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-top:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;
  width:7px;height:7px;border-radius:50%;background:var(--brand);opacity:.75;
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-top:.55em;padding-left:.2em;}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  background:#F1F7FF;border-left:4px solid var(--brand);
  border-radius:0 var(--r-md) var(--r-md) 0;color:#2A3B57;
}
.article-body blockquote p{margin:0;color:#2A3B57;}
.article-body img{
  border-radius:var(--r-md);margin:1.6em auto 0;box-shadow:var(--sh-sm);
  height:auto;
}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{
  text-align:center;font-size:13px;color:var(--muted);margin-top:10px;
}
.article-body table{
  width:100%;border-collapse:collapse;font-size:14.5px;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  display:block;overflow-x:auto;
}
.article-body th,.article-body td{
  padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;
}
.article-body th{background:var(--soft);color:var(--navy);font-weight:600;}
.article-body tbody tr:hover{background:#FAFCFF;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14px;background:var(--soft);padding:2px 6px;border-radius:6px;color:#25406B;
}
.article-body pre{
  background:#0F2murky;background:#0E2444;color:#DCE7F7;padding:18px 20px;
  border-radius:var(--r-md);overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0;}

/* 空态 */
.empty-state{
  padding:56px 24px;text-align:center;border:1px dashed var(--line);
  border-radius:var(--r-lg);background:#FBFDFF;
}
.empty-state svg{color:#9DB3D2;margin-bottom:14px;}
.empty-state h3{font-size:19px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}

/* 标签与分享 */
.post-foot{
  margin-top:36px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;
}
.tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--soft);color:#3A5A8C;
  font-size:13px;font-weight:500;
}
.tag:hover{background:var(--cyan-soft);color:var(--brand);}
.share{display:flex;align-items:center;gap:8px;}
.share span.lab{font-size:13px;color:var(--muted);}
.share button{
  height:34px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:#3A5A8C;
  font-size:13px;cursor:pointer;transition:all var(--t) var(--ease);
}
.share button:hover{border-color:rgba(27,95,191,.4);color:var(--brand);background:#F8FAFE;}

/* 返回列表 */
.back-row{margin-top:34px;text-align:center;}

/* ---------- 侧栏 ---------- */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);padding:20px 20px 22px;
}
.side-card h3{
  font-size:15px;font-weight:700;color:var(--navy);margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{
  content:"";width:4px;height:14px;border-radius:2px;background:var(--brand);
}
.side-links{display:flex;flex-direction:column;gap:4px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14px;color:#2C3E5C;
  transition:all var(--t) var(--ease);
}
.side-links a:hover{background:var(--soft);color:var(--brand);}
.side-links a i{font-style:normal;color:#A9B7CC;font-size:12px;}
.side-tip{
  background:linear-gradient(180deg,#F4F9FF,#EAF3FF);
  border:1px solid rgba(27,95,191,.16);
}
.side-tip p{font-size:13.5px;color:#40536F;line-height:1.75;margin-bottom:14px;}
.side-tip .btn{width:100%;height:40px;font-size:14px;}

/* ---------- 推荐卡片 ---------- */
.related{padding:68px 0;background:#fff;border-top:1px solid var(--line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:28px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px;max-width:60ch;}
.more-link{font-size:14px;font-weight:600;color:var(--brand);border-bottom:1px solid rgba(27,95,191,.3);padding-bottom:2px;}
.more-link:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover);}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-md);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:rgba(27,95,191,.3);}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft);}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 260ms var(--ease);}
.card:hover .card-thumb img{transform:scale(1.04);}
.card-badge{
  position:absolute;left:12px;top:12px;height:24px;padding:0 10px;
  display:inline-flex;align-items:center;border-radius:var(--r-pill);
  background:rgba(11,42,85,.72);color:#fff;font-size:12px;font-weight:600;
  backdrop-filter:blur(4px);
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.card-body h3{font-size:16.5px;font-weight:700;line-height:1.5;color:var(--navy);}
.card:hover .card-body h3{color:var(--brand);}
.card-body p{font-size:13.8px;color:var(--muted);line-height:1.7;flex:1 1 auto;}
.card-meta{font-size:12.5px;color:#8A9AB4;display:flex;gap:10px;align-items:center;}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 84px;}
.cta-box{
  background:linear-gradient(120deg,#F7FAFF 0%,#EAF2FF 100%);
  border:1px solid rgba(27,95,191,.28);
  border-radius:var(--r-2xl);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-sm);
}
.cta-box h2{font-size:clamp(21px,2.4vw,28px);margin-bottom:10px;}
.cta-box p{font-size:14.5px;color:#43587A;max-width:56ch;}
.cta-actions{display:flex;gap:12px;flex:0 0 auto;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy);color:#C7D8EE;padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
  padding-bottom:44px;
}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-sub{color:#8FA9CC;}
.site-footer .logo-mark{background:rgba(255,255,255,.12);box-shadow:none;}
.footer-desc{font-size:13.5px;line-height:1.85;color:#A9C0DE;margin:16px 0 14px;max-width:42ch;}
.footer-contact{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#8FA9CC;}
.site-footer h3{font-size:14px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:.5px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:13.5px;color:#A9C0DE;}
.footer-links a:hover{color:#fff;}
.qr-box{
  width:88px;height:88px;border-radius:12px;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;color:#CFE0F5;margin-bottom:10px;
}
.qr-note{font-size:12.5px;color:#8FA9CC;margin-bottom:14px;}
.footer-sub{display:flex;gap:8px;}
.footer-sub input{
  flex:1 1 auto;min-width:0;height:38px;padding:0 12px;
  border-radius:10px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);color:#fff;font-size:13px;outline:none;
  transition:all var(--t) var(--ease);
}
.footer-sub input::placeholder{color:#8FA9CC;}
.footer-sub input:focus{border-color:#66A3F0;box-shadow:0 0 0 3px rgba(102,163,240,.2);}
.footer-sub .btn{border-radius:10px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:#8FA9CC;
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .article-layout{grid-template-columns:minmax(0,1fr) 272px;gap:32px;}
  .article-main{padding:34px 30px 30px;}
}
@media (max-width:992px){
  .header-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:14px;}
  .search{order:3;flex:1 1 100%;max-width:100%;margin:0;}
  .header-actions{margin-left:auto;}
  .hamburger{display:flex;}
  .article-layout{grid-template-columns:1fr;}
  .article-aside{position:static;}
  .article-main{max-width:100%;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .cta-box{flex-direction:column;align-items:flex-start;padding:34px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .link-quiet{display:none;}
  .search{height:44px;}
  .search-btn{padding:0 14px;}
  .page-head{padding:20px 0 26px;}
  .article-section{padding:28px 0 56px;}
  .article-main{padding:24px 18px 22px;border-radius:var(--r-lg);}
  .article-body{font-size:16px;}
  .article-body table{font-size:13.5px;}
  .post-foot{flex-direction:column;align-items:flex-start;}
  .related{padding:48px 0;}
  .card-grid{grid-template-columns:1fr;gap:18px;}
  .cta-band{padding-bottom:60px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}
@media (max-width:520px){
  h1.post-title{font-size:26px;}
  .breadcrumb .cur{max-width:30ch;}
  .logo-text{font-size:15.5px;}
  .logo-sub{display:none;}
  .btn-accent{padding:0 14px;font-size:14px;}
}

/* roulang page: category1 */
:root{
  --primary:#1B5FBF;
  --primary-hover:#1552A8;
  --primary-active:#114A96;
  --navy:#0B2A55;
  --cyan:#12B0C9;
  --orange:#FF7A45;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --soft:#F1F5FB;
  --line:#E4ECF6;
  --text:#16233A;
  --muted:#64748B;
  --success:#1E9E6A;
  --error:#D93A3A;
  --gold:#C9A46A;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:20px;
  --r-2xl:24px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(16,42,85,.06);
  --sh-md:0 6px 18px rgba(16,42,85,.08);
  --sh-lg:0 16px 40px rgba(16,42,85,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-hover)}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s var(--ease)}
.site-header.is-scrolled{box-shadow:var(--sh-md)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand,.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--primary),#2A7BE0);display:grid;place-items:center;flex-shrink:0}
.logo-text{display:block;font-size:16px;font-weight:800;color:var(--navy);letter-spacing:-.2px;white-space:nowrap;line-height:1.25}
.logo-sub{display:block;font-size:10px;letter-spacing:.16em;color:var(--muted);line-height:1.4}
.search-wrap{position:relative;flex:1 1 auto;max-width:560px;margin:0 auto}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#7C8CA6;display:flex;pointer-events:none}
.search-input{
  width:100%;height:44px;border-radius:var(--r-pill);
  border:1.5px solid transparent;background:var(--soft);
  padding:0 104px 0 44px;font-size:14px;color:var(--text);
  transition:background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.search-input::placeholder{color:#8A99AE}
.search-input:hover{background:#EAF1FA}
.search-input:focus{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(27,95,191,.12);outline:none}
.search-btn{
  position:absolute;right:5px;top:5px;height:34px;padding:0 18px;
  border:0;border-radius:var(--r-pill);background:var(--primary);color:#fff;
  font-size:13px;font-weight:600;cursor:pointer;
  transition:background .18s var(--ease);
}
.search-btn:hover{background:var(--primary-hover)}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;margin-left:auto}
.link-quiet{font-size:14px;color:var(--muted);white-space:nowrap}
.link-quiet:hover{color:var(--primary)}
.hamburger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .18s var(--ease),background .18s var(--ease);
}
.hamburger:hover{border-color:rgba(27,95,191,.35);background:var(--soft)}

/* ---------- 频道 chips ---------- */
.chips-bar{background:#fff;border-bottom:1px solid var(--line)}
.chips{display:flex;gap:10px;overflow-x:auto;padding:10px 24px;scroll-snap-type:x mandatory;scrollbar-width:none;align-items:center}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;height:34px;display:inline-flex;align-items:center;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
  color:var(--muted);font-size:13.5px;text-decoration:none;scroll-snap-align:start;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.chip:hover{color:var(--primary);border-color:rgba(27,95,191,.35);background:#F8FBFF}
.chip.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  background-color:#EAF2FC;border-bottom:1px solid var(--line);overflow:hidden;
}
.cat-hero::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.9) 48%,rgba(241,245,251,.7) 100%);
}
.cat-hero-inner{position:relative;padding:46px 0 52px;max-width:800px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--primary);font-weight:500}
.crumbs span.sep{color:#A9B8CC}
.crumbs .now{color:var(--muted);max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-hero h1{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.2;letter-spacing:-.5px;color:var(--navy)}
.cat-hero .lead{margin-top:14px;font-size:16.5px;color:#3D5170;max-width:660px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tags .tag{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:var(--r-pill);
  background:rgba(18,176,201,.12);color:#0E7E92;font-size:13px;font-weight:600;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-quiet{display:flex;flex-wrap:wrap;gap:20px;margin-top:26px;font-size:12.5px;color:var(--muted);font-family:var(--mono)}
.hero-quiet b{color:var(--navy);font-weight:700}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:14.5px;font-weight:600;text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-primary:active{background:var(--primary-active);transform:none}
.btn-ghost{background:#fff;color:var(--primary);border-color:rgba(27,95,191,.3)}
.btn-ghost:hover{border-color:var(--primary);background:#F7FAFF;color:var(--primary-hover)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:#F26A33;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-sm{height:36px;padding:0 16px;font-size:13px}

/* ---------- 主体布局 ---------- */
.container.layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:32px;padding-top:56px;padding-bottom:88px;align-items:start}
.side-nav{
  position:sticky;top:104px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-sm);padding:18px;
}
.side-nav h2{font-size:14px;font-weight:700;color:var(--navy);letter-spacing:.02em;margin-bottom:12px}
.side-list{list-style:none;display:grid;gap:6px}
.side-list a{
  display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:10px;
  font-size:14px;color:#40546F;text-decoration:none;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.side-list a:hover{background:var(--soft);color:var(--primary)}
.side-list a.current{background:rgba(27,95,191,.09);color:var(--primary);font-weight:700}
.side-divider{height:1px;background:var(--line);margin:16px 0}
.side-anchor{list-style:none;display:grid;gap:2px}
.side-anchor a{
  display:block;padding:8px 12px;font-size:13.5px;color:var(--muted);
  border-left:2px solid var(--line);text-decoration:none;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.side-anchor a:hover{color:var(--primary);border-left-color:var(--primary)}
.side-help{margin-top:18px;padding:14px;border-radius:var(--r-md);background:var(--soft);font-size:13px;color:#40546F;line-height:1.7}

.content{min-width:0;display:grid;gap:56px}
.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.section-title h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--navy);letter-spacing:-.3px;line-height:1.3}
.section-title h2::before{
  content:'';display:inline-block;width:4px;height:18px;border-radius:2px;
  background:var(--primary);margin-right:12px;vertical-align:-2px;
}
.section-title .more{font-size:13.5px;color:var(--primary);font-weight:600}
.section-note{font-size:15px;color:var(--muted);max-width:760px;margin-bottom:22px}

/* ---------- 图文混排 ---------- */
.prose-block{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;align-items:start}
.prose p{font-size:16px;color:#33465F;margin-bottom:16px}
.prose p:last-child{margin-bottom:0}
.figure{margin:0}
.figure img{width:100%;border-radius:var(--r-md);background:var(--soft)}
.figure figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.check-list{list-style:none;display:grid;gap:12px;margin-top:22px}
.check-list li{
  display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:14px 16px;box-shadow:var(--sh-sm);transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.check-list li:hover{border-color:rgba(27,95,191,.3);box-shadow:var(--sh-md)}
.check-list .no{
  width:34px;height:34px;border-radius:50%;border:1.5px solid rgba(27,95,191,.4);
  color:var(--primary);display:grid;place-items:center;font-family:var(--mono);font-size:13px;font-weight:700;
}
.check-list .t{font-size:14.5px;font-weight:700;color:var(--navy);margin-bottom:2px}
.check-list .d{font-size:13.5px;color:var(--muted);line-height:1.7}

/* ---------- 卡片组 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.c-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-sm);display:flex;flex-direction:column;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.c-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:rgba(27,95,191,.3)}
.c-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.c-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.c-card:hover .thumb img{transform:scale(1.03)}
.c-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.c-card h3{font-size:17px;font-weight:700;color:var(--navy);line-height:1.45}
.c-card p{font-size:14px;color:var(--muted);line-height:1.75}
.c-card .foot{margin-top:auto;font-size:13.5px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px}

/* ---------- 步骤 ---------- */
.steps{list-style:none;display:grid;gap:16px}
.step{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:18px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 22px;box-shadow:var(--sh-sm);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(27,95,191,.3)}
.step-no{
  width:52px;height:52px;border-radius:14px;background:var(--soft);
  color:var(--primary);font-family:var(--mono);font-weight:700;font-size:16px;
  display:grid;place-items:center;
}
.step h3{font-size:16.5px;font-weight:700;color:var(--navy);margin-bottom:4px}
.step p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- FAQ ---------- */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;max-width:820px}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 52px 18px 20px;font-size:16px;font-weight:600;color:var(--navy);
  transition:background .18s var(--ease);
}
.faq summary:hover{background:#F8FBFF}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--primary);font-size:20px;font-weight:600;line-height:1;
  transition:transform .22s var(--ease);
}
.faq details[open] summary::after{content:'−';transform:translateY(-50%) rotate(180deg)}
.faq .answer{padding:0 20px 20px;font-size:15px;color:#40546F;line-height:1.8}

/* ---------- CTA 宽幅 ---------- */
.cta-band{
  background:linear-gradient(120deg,#F1F7FF 0%,#FFFFFF 62%);
  border:1px solid rgba(27,95,191,.28);border-radius:var(--r-2xl);
  padding:34px 36px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  box-shadow:var(--sh-md);
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:800;color:var(--navy);margin-bottom:8px}
.cta-band p{font-size:15px;color:#41556F;max-width:560px}
.cta-band .actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy);color:#C7D6ED;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.site-footer h3{color:#fff;font-size:15px;font-weight:700;margin:0 0 16px}
.site-footer .logo{margin-bottom:14px}
.site-footer .logo-text{color:#fff}
.site-footer .logo-sub{color:#8FA8CC}
.footer-desc{font-size:14px;line-height:1.8;color:#A9BEDC;margin:0 0 16px;max-width:340px}
.footer-contact{display:grid;gap:6px;font-size:13px;color:#8FA8CC}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#C7D6ED;font-size:14px;transition:color .18s var(--ease)}
.footer-links a:hover{color:#fff}
.qr-box{
  width:92px;height:92px;border-radius:var(--r-md);background:rgba(255,255,255,.08);
  display:grid;place-items:center;color:#fff;margin-bottom:10px;
}
.qr-box svg{width:52px;height:52px}
.qr-note{font-size:13px;color:#A9BEDC;margin:0 0 14px}
.footer-sub{display:flex;gap:8px}
.footer-sub input{
  flex:1;min-width:0;height:36px;border-radius:10px;padding:0 12px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  color:#fff;font-size:13px;outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.footer-sub input::placeholder{color:#8FA8CC}
.footer-sub input:focus{border-color:#5B9BE8;box-shadow:0 0 0 3px rgba(91,155,232,.25)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:48px;padding:20px 0 28px;font-size:13px;color:#8FA8CC;
}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,42,85,.42);
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s;z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:82vw;max-width:340px;z-index:90;
  background:#fff;border-radius:20px 0 0 20px;box-shadow:var(--sh-lg);
  padding:26px 22px;transform:translateX(100%);
  transition:transform .28s var(--ease);overflow-y:auto;
}
.drawer.open{transform:none}
.drawer h3{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.04em;margin-bottom:12px}
.drawer-links{display:grid;gap:8px;margin-bottom:26px}
.drawer-links a{
  padding:12px 14px;border-radius:12px;background:var(--soft);
  color:var(--navy);font-size:15px;font-weight:600;
}
.drawer-links a.current{background:var(--primary);color:#fff}
.drawer-close{
  position:absolute;top:18px;right:18px;width:36px;height:36px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--muted);
  display:grid;place-items:center;font-size:18px;line-height:1;
}

/* ---------- 移动端底部 CTA ---------- */
.mobile-cta{
  position:fixed;left:12px;right:12px;bottom:12px;z-index:70;
  display:none;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:8px;box-shadow:var(--sh-lg);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .25s var(--ease),transform .25s var(--ease);
}
.mobile-cta.show{opacity:1;transform:none;pointer-events:auto}
.mobile-cta .btn{flex:1;height:44px}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .prose-block{grid-template-columns:minmax(0,1fr) 320px}
}
@media (max-width:992px){
  .container.layout{grid-template-columns:minmax(0,1fr);gap:28px;padding-top:40px;padding-bottom:72px}
  .side-nav{position:static;padding:14px}
  .side-list{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto;gap:8px;padding-bottom:4px}
  .side-list a{background:var(--soft);white-space:nowrap}
  .side-anchor{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto;gap:8px;margin-top:12px}
  .side-anchor a{border-left:0;border-bottom:2px solid var(--line);white-space:nowrap}
  .side-anchor a:hover{border-left:0;border-bottom-color:var(--primary)}
  .side-help{display:none}
  .side-divider{margin:12px 0}
  .prose-block{grid-template-columns:minmax(0,1fr)}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{padding-bottom:84px}
  .container{padding:0 16px}
  .header-inner{height:auto;flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:12px}
  .brand{order:1}
  .header-actions{order:2;gap:10px}
  .search-wrap{order:3;flex:1 1 100%;max-width:none;margin:0}
  .search-input{padding-right:92px}
  .hamburger{display:inline-flex}
  .link-quiet{display:none}
  .chips{padding:10px 16px}
  .cat-hero-inner{padding:34px 0 40px}
  .cat-hero .lead{font-size:15.5px}
  .container.layout{padding-top:32px;padding-bottom:64px}
  .content{gap:44px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .step{grid-template-columns:44px minmax(0,1fr);padding:16px 18px;gap:14px}
  .step-no{width:44px;height:44px;border-radius:12px;font-size:15px}
  .cta-band{padding:26px 22px;border-radius:var(--r-xl)}
  .cta-band .actions{width:100%}
  .cta-band .actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:36px}
  .mobile-cta{display:flex}
}
@media (max-width:480px){
  .hero-quiet{gap:12px;font-size:12px}
  .btn{padding:0 18px;font-size:14px}
  .section-title h2{font-size:22px}
}

/* roulang page: category2 */
:root{
  --primary:#1B5FBF;
  --primary-hover:#1552A8;
  --primary-active:#114A96;
  --navy:#0B2A55;
  --cyan:#12B0C9;
  --accent:#FF7A45;
  --accent-hover:#F0692F;
  --bg:#F5F8FC;
  --surface:#FFFFFF;
  --surface-alt:#F1F5FB;
  --line:#E4ECF6;
  --text:#16233A;
  --muted:#64748B;
  --success:#1E9E6A;
  --gold:#C9A46A;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(16,42,85,.06);
  --shadow-md:0 6px 18px rgba(16,42,85,.08);
  --shadow-lg:0 16px 40px rgba(16,42,85,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
}

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

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

body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-hover);}
button{font-family:inherit;}

:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);box-shadow:none;}
.btn-outline{background:#fff;color:var(--primary);border-color:rgba(27,95,191,.30);}
.btn-outline:hover{background:#fff;color:var(--primary-hover);border-color:var(--primary);box-shadow:var(--shadow-sm);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}

.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);
  position:relative;
}
.link-more::after{
  content:"";position:absolute;left:0;right:22px;bottom:-2px;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.link-more:hover::after{transform:scaleX(1);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-md);border-bottom-color:transparent;}

.header-inner{display:flex;align-items:center;gap:20px;min-height:72px;}

.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:inherit;}
.logo:hover{color:inherit;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#2C7BD8);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
  box-shadow:0 4px 10px rgba(27,95,191,.24);
}
.logo-words{display:flex;flex-direction:column;line-height:1.15;}
.logo-text{font-size:16px;font-weight:800;color:var(--navy);letter-spacing:-.2px;}
.logo-sub{font-size:10px;letter-spacing:1.6px;color:var(--muted);font-weight:600;}

.nav-search{flex:1 1 auto;display:flex;justify-content:center;min-width:0;}
.search-form{
  position:relative;display:flex;align-items:center;width:100%;max-width:540px;height:44px;
  background:var(--surface-alt);border:1px solid transparent;border-radius:var(--r-pill);
  padding:0 4px 0 42px;
  transition:background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.search-form:focus-within{
  background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(27,95,191,.12);
}
.search-icon{position:absolute;left:14px;width:18px;height:18px;color:var(--muted);pointer-events:none;}
.search-input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.search-input::placeholder{color:var(--muted);}
.search-btn{
  flex:0 0 auto;height:34px;padding:0 16px;border:0;border-radius:var(--r-pill);
  background:var(--primary);color:#fff;font-size:13px;font-weight:600;cursor:pointer;
  transition:background .18s var(--ease);
}
.search-btn:hover{background:var(--primary-hover);}

.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.header-link{font-size:14px;font-weight:600;color:var(--muted);}
.header-link:hover{color:var(--primary);}

.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  background:#fff;cursor:pointer;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--navy);transition:transform .18s var(--ease);}
.hamburger:hover{border-color:rgba(27,95,191,.35);}

/* ============ 分类 chips ============ */
.chips-bar{background:#fff;border-bottom:1px solid var(--line);}
.chips{
  display:flex;gap:10px;overflow-x:auto;padding:12px 24px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
}
.chips::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--muted);
  font-size:14px;font-weight:500;transition:all .18s var(--ease);
}
.chip:hover{color:var(--primary);border-color:rgba(27,95,191,.35);}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 12px rgba(27,95,191,.22);}

/* ============ 抽屉 ============ */
.drawer-overlay{
  position:fixed;inset:0;background:rgba(11,42,85,.42);opacity:0;visibility:hidden;
  transition:opacity .22s var(--ease),visibility .22s var(--ease);z-index:120;
}
.drawer-overlay.show{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:82vw;max-width:360px;background:#fff;z-index:130;
  transform:translateX(102%);transition:transform .24s var(--ease);
  border-radius:20px 0 0 20px;padding:22px 20px;display:flex;flex-direction:column;gap:6px;
  box-shadow:var(--shadow-lg);
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-title{font-weight:800;color:var(--navy);font-size:16px;}
.drawer-close{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;color:var(--muted);cursor:pointer;
}
.drawer-close:hover{color:var(--primary);border-color:rgba(27,95,191,.35);}
.mobile-drawer > a{
  padding:12px 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--text);
  background:var(--surface-alt);
}
.mobile-drawer > a:hover{background:#E8F0FB;color:var(--primary);}
.mobile-drawer > a.active{background:var(--primary);color:#fff;}
.drawer-actions{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);}
.drawer-actions .btn{width:100%;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--surface-alt);border-bottom:1px solid var(--line);padding:48px 0 64px;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.14;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(11,42,85,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(11,42,85,.05) 1px,transparent 1px);
  background-size:48px 48px;
}
.hero-inner{position:relative;z-index:2;max-width:900px;}

.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{font-weight:600;}
.breadcrumb span[aria-current]{color:var(--navy);font-weight:600;}

.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(27,95,191,.10);color:var(--primary);font-size:13px;font-weight:700;margin-bottom:18px;
}
.hero-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);}

.hero h1{
  font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.2;letter-spacing:-.5px;color:var(--navy);
  margin-bottom:14px;
}
.hero-sub{font-size:clamp(16px,1.6vw,19px);font-weight:600;color:var(--primary);margin-bottom:12px;}
.hero-text{font-size:16px;color:var(--muted);max-width:680px;}

.filter-bar{
  display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px;margin-top:30px;box-shadow:var(--shadow-md);
}
.filter-field{display:flex;flex-direction:column;gap:6px;flex:1 1 180px;min-width:0;}
.filter-field label{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.2px;}
.filter-field input,.filter-field select{
  height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;
  padding:0 12px;font-size:14px;color:var(--text);outline:none;width:100%;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.filter-field input:focus,.filter-field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(27,95,191,.12);}
.filter-submit{flex:0 0 auto;}

.hero-stats{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;color:var(--muted);
}
.hero-stats li{position:relative;padding-left:14px;}
.hero-stats li::before{content:"";position:absolute;left:0;top:50%;width:6px;height:6px;margin-top:-3px;border-radius:2px;background:var(--gold);}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-alt{background:var(--surface-alt);}
.section-head{margin-bottom:38px;max-width:760px;}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.28;color:var(--navy);letter-spacing:-.3px;
}
.section-head p{margin-top:12px;font-size:15px;color:var(--muted);}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}

/* ============ 时间轴 ============ */
.timeline{position:relative;}
.timeline::before{
  content:"";position:absolute;left:117px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(27,95,191,.35),rgba(18,176,201,.35));
}
.tl-item{display:grid;grid-template-columns:96px 44px 1fr;align-items:start;margin-bottom:18px;}
.tl-time{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:15px;font-weight:700;color:var(--navy);text-align:right;padding:20px 16px 0 0;
}
.tl-axis{position:relative;display:flex;justify-content:center;padding-top:24px;}
.tl-dot{
  width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--primary);
  box-shadow:0 0 0 4px rgba(27,95,191,.12);position:relative;z-index:2;
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;
  box-shadow:var(--shadow-sm);transition:box-shadow .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.tl-card:hover{box-shadow:var(--shadow-md);border-color:rgba(27,95,191,.3);transform:translateY(-2px);}
.tl-card h3{font-size:17px;font-weight:700;color:var(--navy);margin-bottom:8px;}
.tl-card p{font-size:15px;color:var(--muted);margin-bottom:12px;}

/* ============ 对比表 ============ */
.compare-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);overflow-x:auto;
}
table.compare{width:100%;border-collapse:collapse;min-width:660px;}
table.compare th,table.compare td{padding:18px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--line);vertical-align:top;}
table.compare thead th{
  background:var(--surface-alt);color:var(--navy);font-size:14px;font-weight:700;
  letter-spacing:.2px;white-space:nowrap;
}
table.compare tbody th{
  width:22%;font-weight:700;color:var(--navy);font-size:14px;
  background:#FBFDFF;
}
table.compare tbody td{color:var(--muted);}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:none;}
table.compare tbody tr{transition:background .18s var(--ease);}
table.compare tbody tr:hover{background:#FAFCFF;}

/* ============ 横向滚动 ============ */
.hscroll{
  display:flex;gap:16px;overflow-x:auto;padding:6px 4px 14px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.hscroll::-webkit-scrollbar{display:none;}

.vcard{flex:0 0 226px;scroll-snap-align:start;display:flex;flex-direction:column;gap:12px;}
.vthumb{
  position:relative;display:block;aspect-ratio:9/16;border-radius:var(--r-md);overflow:hidden;
  background:var(--surface-alt);border:1px solid var(--line);box-shadow:var(--shadow-md);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.vthumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.vthumb::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:60%;
  background:linear-gradient(transparent,rgba(11,42,85,.85));
}
.vthumb:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(27,95,191,.3);}
.vthumb:hover img{transform:scale(1.03);}
.vbadge{
  position:absolute;top:10px;right:10px;z-index:2;
  height:24px;padding:0 10px;border-radius:var(--r-pill);background:rgba(11,42,85,.7);
  color:#fff;font-size:12px;font-weight:600;display:inline-flex;align-items:center;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.vplay{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.94);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .22s var(--ease);
}
.vplay svg{width:16px;height:16px;color:var(--primary);margin-left:2px;}
.vthumb:hover .vplay{transform:translate(-50%,-50%) scale(1.08);}
.vcard-title{
  font-size:15px;font-weight:600;color:var(--navy);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .18s var(--ease);
}
.vcard:hover .vcard-title{color:var(--primary);}

.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:rgba(18,176,201,.12);color:#0E7F92;font-size:12px;font-weight:600;width:fit-content;
}
.tag-outline{background:#fff;border:1px solid rgba(255,122,69,.5);color:#C6541F;}

/* ============ 口碑 ============ */
.review-card{
  flex:0 0 288px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-left:3px solid var(--primary);border-radius:var(--r-sm);padding:18px 20px;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;
  transition:box-shadow .2s var(--ease),transform .2s var(--ease);
}
.review-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.review-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#DCE9FA,#C4DBF7);color:var(--primary);
  font-weight:800;font-size:16px;
}
.review-head strong{display:block;font-size:15px;color:var(--navy);}
.review-time{font-size:12px;color:var(--muted);}
.review-card p{font-size:14px;color:var(--muted);line-height:1.7;}

/* ============ FAQ ============ */
.faq-list{
  max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-sm);overflow:hidden;box-shadow:var(--shadow-sm);
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--navy);transition:background .18s var(--ease);
}
.faq-q:hover{background:#FAFCFF;}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;position:relative;
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;transition:transform .22s var(--ease),opacity .22s var(--ease);}
.faq-item.open .faq-icon{transform:rotate(180deg);border-color:rgba(27,95,191,.4);background:rgba(27,95,191,.06);}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.75;color:var(--muted);}

/* ============ CTA ============ */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:linear-gradient(135deg,#F1F7FF 0%,#FFFFFF 65%);
  border:1px solid rgba(27,95,191,.28);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--shadow-sm);
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;color:var(--navy);margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--muted);max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--navy);color:#C7D8EE;margin-top:88px;padding-top:64px;}
.site-footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px;}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px;
}
.site-footer .logo-mark{background:rgba(255,255,255,.12);box-shadow:none;}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-sub{color:#8FAFD6;}
.footer-desc{font-size:14px;line-height:1.8;margin:16px 0;max-width:340px;color:#B7CBE6;}
.footer-contact{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#94B1D6;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#C7D8EE;font-size:14px;}
.footer-links a:hover{color:#fff;}
.qr-box{
  width:84px;height:84px;border-radius:12px;background:rgba(255,255,255,.10);
  display:flex;align-items:center;justify-content:center;color:#DCE9FA;
}
.qr-box svg{width:40px;height:40px;}
.qr-note{font-size:13px;color:#94B1D6;margin:10px 0 16px;}
.footer-sub{display:flex;gap:8px;}
.footer-sub input{
  flex:1 1 auto;min-width:0;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;padding:0 12px;font-size:13px;outline:none;
}
.footer-sub input::placeholder{color:#8FAFD6;}
.footer-sub input:focus{border-color:#7FB0F0;box-shadow:0 0 0 3px rgba(127,176,240,.2);}
.footer-sub .btn{flex:0 0 auto;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0;font-size:13px;color:#94B1D6;
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .timeline::before{left:105px;}
  .tl-item{grid-template-columns:88px 40px 1fr;}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
}
@media (max-width:860px){
  .nav-search{order:4;flex-basis:100%;max-width:none;padding-bottom:12px;justify-content:stretch;}
  .search-form{max-width:none;}
  .header-inner{flex-wrap:wrap;min-height:auto;padding-top:12px;}
  .header-actions{order:3;margin-left:auto;}
  .hamburger{display:flex;}
  .header-link{display:none;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .chips{padding:12px 16px;}
  .section{padding:48px 0;}
  .hero{padding:32px 0 48px;}
  .hero-stats{gap:14px;}
  .filter-bar{padding:14px;}
  .filter-submit{flex:1 1 100%;}
  .filter-submit .btn{width:100%;}
  .timeline::before{left:17px;}
  .tl-item{grid-template-columns:36px 1fr;gap:12px;margin-bottom:14px;}
  .tl-time{grid-column:2;text-align:left;padding:0;font-size:13px;color:var(--primary);}
  .tl-axis{grid-column:1;grid-row:1 / span 2;padding-top:4px;justify-content:center;}
  .tl-card{grid-column:2;padding:16px 18px;}
  .vcard{flex:0 0 190px;}
  .review-card{flex:0 0 258px;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 16px;}
  .cta-band{padding:24px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .footer-sub{flex-wrap:wrap;}
  .footer-sub .btn{width:100%;}
}
@media (max-width:480px){
  .logo-text{font-size:15px;}
  .search-btn{padding:0 12px;}
  .vcard{flex:0 0 168px;}
}