/* roulang page: index */
:root{
--primary:#1B6B93;
--primary-dark:#14506E;
--primary-soft:#E8F3F9;
--accent:#E8873A;
--accent-dark:#C96A22;
--teal:#2A9D8F;
--bg:#F6F9FC;
--surface:#FFFFFF;
--border:#DCE6EF;
--text:#0F2740;
--muted:#4A657A;
--faint:#7B93A8;
--success:#1F9D6A;
--warning:#D97706;
--danger:#D64545;
--radius-card:14px;
--radius-btn:10px;
--radius-pill:999px;
--shadow-card:0 10px 30px rgba(15,39,64,.08);
--shadow-hover:0 16px 40px rgba(15,39,64,.14);
--container:1200px;
--font:"Microsoft YaHei","PingFang SC","Noto Sans SC","Source Han Sans SC",sans-serif;
}
*,*::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;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,textarea,select{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{max-width:var(--container);margin:0 auto;padding:0 24px;}
.wide{max-width:1280px;}
/* ===== header ===== */
.site-header{
position:sticky;top:0;z-index:80;
background:#fff;
border-bottom:1px solid #E3EAF2;
box-shadow:0 2px 12px rgba(15,39,64,.05);
}
.nav-wrap{
display:flex;align-items:center;gap:24px;
height:72px;
}
.logo{
display:flex;align-items:center;gap:10px;
font-size:19px;font-weight:700;color:var(--text);
letter-spacing:.5px;white-space:nowrap;
}
.logo:hover{color:var(--primary);}
.logo-mark{
width:36px;height:36px;flex:0 0 36px;
border-radius:10px;
background:linear-gradient(135deg,var(--primary) 0%,var(--teal) 100%);
display:flex;align-items:center;justify-content:center;
color:#fff;
}
.logo-mark svg{width:20px;height:20px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.main-nav a{
position:relative;
padding:10px 14px;
font-size:15px;
color:var(--muted);
border-radius:8px;
white-space:nowrap;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.active{color:var(--primary);font-weight:700;}
.main-nav a.active::after{
content:"";position:absolute;left:14px;right:14px;bottom:2px;
height:2px;border-radius:2px;background:var(--primary);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-search{
display:flex;align-items:center;gap:8px;
width:220px;height:42px;padding:0 16px;
border:1px solid var(--border);border-radius:var(--radius-pill);
background:#F9FBFD;
transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.nav-search svg{width:16px;height:16px;color:var(--faint);flex:0 0 16px;}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
.nav-toggle{
display:none;width:42px;height:42px;border:1px solid var(--border);
border-radius:10px;align-items:center;justify-content:center;background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
/* ===== buttons ===== */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
height:46px;padding:0 22px;
border-radius:var(--radius-btn);
font-size:15px;font-weight:600;
transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(27,107,147,.25);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(27,107,147,.3);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(232,135,58,.28);}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(232,135,58,.34);}
.btn-ghost{background:#fff;color:var(--primary);border:1px solid var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--primary);border:1px solid #fff;}
.btn-light:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
/* ===== badges / tags ===== */
.badge{
display:inline-flex;align-items:center;gap:6px;
height:28px;padding:0 12px;border-radius:var(--radius-pill);
font-size:12px;font-weight:600;line-height:1;
}
.badge-primary{background:var(--primary-soft);color:var(--primary);}
.badge-accent{background:#FDF0E3;color:var(--accent-dark);}
.badge-teal{background:#E4F5F2;color:#1E7A6E;}
.badge-success{background:#E6F6EE;color:var(--success);}
.badge-solid-accent{background:var(--accent);color:#fff;}
.tag{
display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
background:var(--primary-soft);color:var(--primary);
font-size:12px;line-height:18px;
}
/* ===== hero ===== */
.hero{
position:relative;
background:#0F2740 url("/assets/images/backpic/back-1.png") center/cover no-repeat;
color:#fff;
overflow:hidden;
}
.hero::before{
content:"";position:absolute;inset:0;
background:linear-gradient(115deg,rgba(15,39,64,.92) 0%,rgba(15,39,64,.78) 48%,rgba(20,80,110,.6) 100%);
}
.hero-inner{
position:relative;z-index:2;
display:grid;grid-template-columns:1.08fr .92fr;gap:48px;
align-items:center;
min-height:600px;
padding:72px 0 80px;
}
.hero h1{
font-size:40px;line-height:1.28;font-weight:700;
letter-spacing:.5px;margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:#8FD3E8;}
.hero-sub{
font-size:17px;line-height:1.85;color:#CFE1ED;max-width:600px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 30px;}
.hero-badges .badge{background:rgba(255,255,255,.14);color:#E7F3FA;border:1px solid rgba(255,255,255,.22);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-note{
margin-top:26px;font-size:13px;color:#A9C4D6;
display:flex;align-items:center;gap:8px;
}
.dot-live{
width:8px;height:8px;border-radius:50%;background:#4CD9A5;
box-shadow:0 0 0 4px rgba(76,217,165,.22);
}
.hero-card{
background:#fff;color:var(--text);
border-radius:18px;
padding:26px 26px 22px;
box-shadow:0 24px 60px rgba(6,20,34,.34);
}
.hero-card h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.hero-card p{font-size:13px;color:var(--faint);line-height:1.7;margin-bottom:16px;}
.entry-list li{
display:flex;align-items:flex-start;gap:12px;
padding:12px 0;border-bottom:1px dashed var(--border);
}
.entry-list li:last-child{border-bottom:0;}
.entry-idx{
width:24px;height:24px;flex:0 0 24px;border-radius:8px;
background:var(--primary-soft);color:var(--primary);
font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
margin-top:2px;
}
.entry-text strong{display:block;font-size:15px;font-weight:600;}
.entry-text span{font-size:13px;color:var(--muted);line-height:1.6;}
.status-ok{color:var(--success);font-weight:600;font-size:12px;}
/* ===== sections ===== */
.section{padding:80px 0;}
.section-alt{background:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-label{
display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;
color:var(--accent-dark);background:#FDF0E3;border-radius:var(--radius-pill);
padding:5px 14px;margin-bottom:14px;
}
.section-head h2{font-size:28px;line-height:36px;font-weight:700;margin-bottom:14px;}
.section-head p{font-size:15px;color:var(--muted);line-height:1.85;}
/* ===== stats ===== */
.stats{
display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
margin-top:-56px;position:relative;z-index:5;
}
.stat-card{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
padding:22px 24px;
}
.stat-card strong{display:block;font-size:28px;line-height:1.2;color:var(--primary);font-weight:700;}
.stat-card span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}
/* ===== ladder ===== */
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:end;}
.ladder-item{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
padding:24px 22px;box-shadow:var(--shadow-card);
transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
position:relative;overflow:hidden;
}
.ladder-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#BFD8E8;}
.ladder-item::before{
content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--primary);
}
.ladder-item.lv1{padding-top:24px;}
.ladder-item.lv2{padding-top:32px;}
.ladder-item.lv3{padding-top:40px;}
.ladder-item.lv4{padding-top:48px;background:linear-gradient(180deg,#FFF7EF 0%,#FFFFFF 60%);}
.ladder-item.lv2::before{background:#2A9D8F;}
.ladder-item.lv3::before{background:#3E8FB8;}
.ladder-item.lv4::before{background:var(--accent);}
.ladder-num{
font-size:13px;font-weight:700;color:var(--faint);letter-spacing:1px;margin-bottom:10px;
}
.ladder-item h3{font-size:19px;font-weight:700;margin-bottom:10px;}
.ladder-item p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:14px;min-height:74px;}
.ladder-item .threshold{
font-size:13px;color:var(--accent-dark);background:#FDF0E3;
border-radius:8px;padding:6px 10px;display:inline-block;margin-bottom:16px;
}
/* ===== compare ===== */
.compare{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
padding:28px 26px;display:flex;flex-direction:column;
box-shadow:var(--shadow-card);
transition:transform .25s ease,box-shadow .25s ease;
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.plan.featured{
border:2px solid var(--accent);
box-shadow:0 18px 46px rgba(232,135,58,.18);
position:relative;
}
.plan.featured::after{
content:"推荐";position:absolute;top:-14px;right:22px;
background:var(--accent);color:#fff;font-size:12px;font-weight:700;
padding:5px 14px;border-radius:var(--radius-pill);
}
.plan h3{font-size:20px;font-weight:700;margin-bottom:8px;}
.plan .plan-desc{font-size:13px;color:var(--faint);line-height:1.7;min-height:44px;}
.plan .price{margin:18px 0 6px;display:flex;align-items:baseline;gap:6px;}
.plan .price strong{font-size:32px;font-weight:700;color:var(--primary);}
.plan .price span{font-size:13px;color:var(--faint);}
.plan .cycle{font-size:13px;color:var(--muted);margin-bottom:18px;}
.plan ul{display:flex;flex-direction:column;gap:10px;margin-bottom:22px;flex:1;}
.plan ul li{font-size:14px;color:var(--muted);display:flex;gap:10px;line-height:1.6;}
.plan ul li::before{
content:"";width:16px;height:16px;flex:0 0 16px;margin-top:5px;border-radius:50%;
background:var(--primary-soft);
background-image:url("data:image/svg+xml;utf8,");
background-size:11px;background-repeat:no-repeat;background-position:center;
}
.plan.featured ul li::before{
background-color:#FDF0E3;
background-image:url("data:image/svg+xml;utf8,");
}
/* ===== countdown block ===== */
.limited{
background:linear-gradient(120deg,#FFF4E8 0%,#EAF4FA 100%);
border:1px solid #F2DFC9;
border-radius:18px;
padding:44px;
display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
}
.limited h2{font-size:26px;font-weight:700;margin-bottom:12px;}
.limited p{font-size:15px;color:var(--muted);line-height:1.85;max-width:560px;}
.countdown{display:flex;gap:14px;margin:24px 0 8px;}
.cd-cell{
background:#fff;border:1px solid #F2DFC9;border-radius:12px;
min-width:78px;padding:12px 10px;text-align:center;box-shadow:0 8px 20px rgba(232,135,58,.12);
}
.cd-cell strong{display:block;font-size:26px;font-weight:700;color:var(--accent-dark);line-height:1.1;}
.cd-cell span{display:block;font-size:12px;color:var(--faint);margin-top:4px;}
.limited-aside{
background:#fff;border:1px solid #F2DFC9;border-radius:14px;padding:26px;
box-shadow:0 14px 34px rgba(232,135,58,.12);
}
.limited-aside h3{font-size:17px;font-weight:700;margin-bottom:14px;}
.limited-aside ul{display:flex;flex-direction:column;gap:12px;margin-bottom:20px;}
.limited-aside li{font-size:14px;color:var(--muted);display:flex;gap:10px;line-height:1.65;}
.limited-aside li b{color:var(--text);font-weight:600;}
.limited-aside li::before{
content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;
background:var(--accent);margin-top:9px;
}
/* ===== category cards ===== */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.cat-card{
display:block;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
overflow:hidden;box-shadow:var(--shadow-card);color:var(--text);
transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#BFD8E8;color:var(--text);}
.cat-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--primary-soft);}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.cat-card:hover .cat-thumb img{transform:scale(1.05);}
.cat-thumb .tag{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--primary);}
.cat-body{padding:20px 20px 22px;}
.cat-body h3{font-size:18px;font-weight:700;margin-bottom:8px;}
.cat-body p{font-size:14px;color:var(--muted);line-height:1.7;min-height:72px;}
.cat-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);margin-top:12px;}
.cat-more::after{content:"→";transition:transform .2s ease;}
.cat-card:hover .cat-more::after{transform:translateX(4px);}
/* ===== news list ===== */
.news-top{
display:grid;grid-template-columns:1.05fr .95fr;gap:24px;margin-bottom:24px;
}
.news-feature{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;
transition:transform .25s ease,box-shadow .25s ease;
}
.news-feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-feature .nf-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--primary-soft);}
.news-feature .nf-thumb img{width:100%;height:100%;object-fit:cover;}
.news-feature .nf-body{padding:24px;}
.news-feature h3{font-size:21px;font-weight:700;line-height:1.5;margin:12px 0 10px;}
.news-feature p{font-size:14px;color:var(--muted);line-height:1.75;}
.news-side{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.news-card{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;
transition:transform .25s ease,box-shadow .25s ease;color:var(--text);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);color:var(--text);}
.news-card .nc-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--primary-soft);}
.news-card .nc-thumb img{width:100%;height:100%;object-fit:cover;}
.news-card .nc-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.news-card h4{font-size:16px;font-weight:700;line-height:1.55;}
.news-card p{font-size:13px;color:var(--muted);line-height:1.7;flex:1;}
.meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--faint);}
.meta .sep{width:1px;height:10px;background:var(--border);}
.news-list{margin-top:24px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;}
.news-row{
display:flex;align-items:center;gap:18px;
padding:16px 22px;border-bottom:1px solid var(--border);
color:var(--text);transition:background .2s ease;
}
.news-row:last-child{border-bottom:0;}
.news-row:hover{background:var(--primary-soft);color:var(--text);}
.news-row .idx{
width:26px;height:26px;flex:0 0 26px;border-radius:8px;background:#EFF6FA;color:var(--primary);
font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.news-row .row-title{font-size:15px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.news-row .row-time{font-size:13px;color:var(--faint);white-space:nowrap;}
.empty-state{
padding:48px 24px;text-align:center;color:var(--muted);font-size:15px;
border:1px dashed var(--border);border-radius:var(--radius-card);background:#fff;
}
.empty-state strong{display:block;font-size:17px;color:var(--text);margin-bottom:6px;}
/* ===== steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.step{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
padding:26px 22px;box-shadow:var(--shadow-card);
}
.step .s-num{
width:38px;height:38px;border-radius:12px;background:var(--primary-soft);color:var(--primary);
font-weight:700;font-size:16px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.75;}
/* ===== voices ===== */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.voice{
background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
padding:26px 24px;box-shadow:var(--shadow-card);
}
.voice .quote{font-size:15px;line-height:1.85;color:var(--text);margin-bottom:18px;}
.voice .who{display:flex;align-items:center;gap:12px;border-top:1px solid var(--border);padding-top:16px;}
.avatar{
width:40px;height:40px;border-radius:50%;flex:0 0 40px;
background:linear-gradient(135deg,var(--primary) 0%,var(--teal) 100%);
color:#fff;font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.who-txt strong{display:block;font-size:14px;font-weight:600;}
.who-txt span{font-size:12px;color:var(--faint);}
/* ===== faq ===== */
.faq-wrap{max-width:900px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
list-style:none;cursor:pointer;
display:flex;align-items:center;gap:16px;
padding:20px 24px;font-size:16px;font-weight:600;
transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#F9FBFD;}
.faq-item summary::after{
content:"+";margin-left:auto;font-size:20px;font-weight:400;color:var(--primary);
transition:transform .25s ease;line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item[open] summary{color:var(--primary);}
.faq-answer{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--muted);}
/* ===== form ===== */
.contact-band{
background:linear-gradient(120deg,#0F2740 0%,#14506E 100%);
border-radius:20px;color:#fff;padding:48px;
display:grid;grid-template-columns:1fr 1fr;gap:44px;
}
.contact-band h2{font-size:26px;font-weight:700;margin-bottom:14px;}
.contact-band > div > p{font-size:15px;line-height:1.85;color:#C6DAE8;margin-bottom:24px;}
.contact-info{display:flex;flex-direction:column;gap:14px;}
.contact-info li{display:flex;gap:12px;font-size:14px;color:#D8E7F1;line-height:1.7;}
.contact-info li b{color:#fff;font-weight:600;display:block;font-size:14px;}
.contact-info .ci-dot{
width:30px;height:30px;flex:0 0 30px;border-radius:9px;
background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;
font-size:13px;color:#8FD3E8;font-weight:700;
}
.form-card{
background:#fff;border-radius:16px;padding:28px;box-shadow:0 20px 50px rgba(6,20,34,.28);color:var(--text);
}
.form-card h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.form-card .form-tip{font-size:13px;color:var(--faint);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px;color:var(--muted);}
.field input[type="text"],
.field input[type="tel"],
.field textarea{
width:100%;border:1px solid var(--border);border-radius:var(--radius-btn);
background:#fff;padding:0 14px;height:46px;font-size:15px;outline:none;
transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;margin:4px 0 18px;}
.check input{width:16px;height:16px;margin-top:4px;accent-color:var(--primary);}
.form-msg{font-size:13px;margin-top:12px;display:none;}
.form-msg.ok{display:block;color:var(--success);}
.form-msg.err{display:block;color:var(--danger);}
/* ===== footer ===== */
.site-footer{background:#0F2740;color:#C6DAE8;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-grid h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-brand{
display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;
}
.footer-brand .logo-mark{background:linear-gradient(135deg,#1B6B93 0%,#2A9D8F 100%);}
.footer-brand:hover{color:#8FD3E8;}
.footer-grid p{font-size:14px;line-height:1.9;color:#9FBBCE;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:#C6DAE8;}
.footer-links a:hover{color:#8FD3E8;text-decoration:underline;}
.footer-contact li{font-size:14px;color:#9FBBCE;line-height:1.9;}
.footer-contact strong{color:#fff;font-weight:600;}
.footer-bottom{
border-top:1px solid rgba(255,255,255,.12);
padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
font-size:13px;color:#7E9BB0;
}
.footer-bottom a{color:#7E9BB0;}
.footer-bottom a:hover{color:#8FD3E8;}
/* ===== responsive ===== */
@media (max-width:1200px){
.hero h1{font-size:36px;}
.cat-grid{grid-template-columns:repeat(2,1fr);}
.ladder{grid-template-columns:repeat(2,1fr);}
.ladder-item p{min-height:0;}
}
@media (max-width:992px){
.nav-search{display:none;}
.main-nav{display:none;}
.nav-toggle{display:flex;}
.nav-wrap{height:66px;}
.hero-inner{grid-template-columns:1fr;gap:36px;min-height:0;padding:56px 0 64px;}
.hero h1{font-size:32px;}
.stats{grid-template-columns:repeat(2,1fr);margin-top:24px;}
.compare{grid-template-columns:1fr;gap:20px;}
.limited{grid-template-columns:1fr;padding:32px;}
.news-top{grid-template-columns:1fr;}
.news-side{grid-template-columns:1fr 1fr;}
.steps{grid-template-columns:repeat(2,1fr);}
.voices{grid-template-columns:1fr;}
.contact-band{grid-template-columns:1fr;padding:34px;}
.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
.section{padding:64px 0;}
}
@media (max-width:768px){
.container{padding:0 18px;}
.hero h1{font-size:27px;line-height:1.35;}
.hero-sub{font-size:15px;}
.section-head h2{font-size:23px;line-height:1.45;}
.cat-grid{grid-template-columns:1fr;}
.news-side{grid-template-columns:1fr;}
.news-row .row-title{white-space:normal;}
.news-row .row-time{display:none;}
.faq-item summary{font-size:15px;padding:18px;}
.faq-answer{padding:0 18px 20px;}
.cd-cell{min-width:64px;}
.cd-cell strong{font-size:22px;}
}
@media (max-width:576px){
.stats{grid-template-columns:1fr;}
.ladder{grid-template-columns:1fr;}
.steps{grid-template-columns:1fr;}
.hero-actions{flex-direction:column;}
.hero-actions .btn{width:100%;}
.limited{padding:24px;}
.contact-band{padding:24px;}
.form-card{padding:22px;}
.footer-grid{grid-template-columns:1fr;}
.footer-bottom{flex-direction:column;gap:8px;}
.countdown{gap:8px;}
}
/* mobile drawer */
.mobile-drawer{
display:none;
background:#fff;border-top:1px solid var(--border);
padding:16px 18px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
display:block;padding:12px 4px;font-size:15px;color:var(--muted);
border-bottom:1px solid #EFF4F9;
}
.mobile-drawer a.active{color:var(--primary);font-weight:700;}
.mobile-drawer .btn{margin-top:16px;}
/* roulang page: article */
:root{
--primary:#1B6B93;
--primary-dark:#14506E;
--primary-soft:#E8F3F9;
--accent:#E8873A;
--accent-dark:#C96A22;
--accent-soft:#FDF1E6;
--teal:#2A9D8F;
--bg:#F6F9FC;
--surface:#FFFFFF;
--border:#DCE6EF;
--border-soft:#E3EAF2;
--text:#0F2740;
--muted:#4A657A;
--faint:#7B93A8;
--success:#1F9D6A;
--warning:#D97706;
--danger:#D64545;
--radius-card:14px;
--radius-btn:10px;
--radius-pill:999px;
--shadow-card:0 10px 30px rgba(15,39,64,.08);
--shadow-hover:0 16px 40px rgba(15,39,64,.14);
--container:1200px;
--sp-section:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC","Source Han 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(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-dark);}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style: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:var(--sp-section) 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:.2px;}
.section-head p{margin-top:12px;color:var(--muted);font-size:15px;}
/* ---------- header ---------- */
.site-header{
position:sticky;
top:0;
z-index:120;
background:var(--surface);
border-bottom:1px solid var(--border-soft);
box-shadow:0 2px 10px rgba(15,39,64,.04);
}
.header-inner{
display:flex;
align-items:center;
gap:24px;
min-height:72px;
}
.brand{
display:inline-flex;
align-items:center;
gap:10px;
font-size:19px;
font-weight:700;
color:var(--text);
letter-spacing:.3px;
white-space:nowrap;
flex-shrink:0;
}
.brand:hover{color:var(--primary-dark);}
.logo-mark{
width:34px;
height:34px;
display:inline-flex;
align-items:center;
justify-content:center;
border-radius:10px;
background:linear-gradient(135deg,var(--primary) 0%,var(--teal) 100%);
color:#fff;
flex-shrink:0;
}
.logo-mark svg{width:19px;height:19px;}
.main-nav{
display:flex;
align-items:center;
gap:2px;
margin-left:8px;
}
.main-nav a{
position:relative;
display:inline-block;
padding:9px 14px;
font-size:15px;
font-weight:500;
color:var(--muted);
border-radius:9px;
white-space:nowrap;
transition:color .2s ease,background .2s ease;
}
.main-nav a::after{
content:"";
position:absolute;
left:14px;
right:14px;
bottom:2px;
height:2px;
border-radius:2px;
background:var(--primary);
opacity:0;
transform:scaleX(.4);
transition:opacity .2s ease,transform .2s ease;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a:hover::after,
.main-nav a.active::after{opacity:1;transform:scaleX(1);}
.main-nav a.active{color:var(--primary);font-weight:600;background:var(--primary-soft);}
.header-actions{
margin-left:auto;
display:flex;
align-items:center;
gap:12px;
}
.search-box{
position:relative;
display:flex;
align-items:center;
}
.search-box svg{
position:absolute;
left:13px;
width:15px;
height:15px;
color:var(--faint);
pointer-events:none;
}
.search-box input{
width:208px;
height:40px;
padding:0 16px 0 36px;
border:1px solid var(--border);
border-radius:var(--radius-pill);
background:var(--bg);
color:var(--text);
font-size:14px;
transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box input::placeholder{color:var(--faint);}
.search-box input:focus{
outline:none;
background:var(--surface);
border-color:var(--primary);
box-shadow:0 0 0 3px rgba(27,107,147,.12);
}
.nav-toggle{
display:none;
width:42px;
height:42px;
align-items:center;
justify-content:center;
border:1px solid var(--border);
border-radius:var(--radius-btn);
background:var(--surface);
cursor:pointer;
color:var(--text);
}
.nav-toggle svg{width:20px;height:20px;}
/* ---------- buttons ---------- */
.btn{
display:inline-flex;
align-items:center;
justify-content:center;
gap:8px;
height:44px;
padding:0 20px;
border:1px solid transparent;
border-radius:var(--radius-btn);
font-size:15px;
font-weight:600;
cursor:pointer;
white-space:nowrap;
transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(27,107,147,.24);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(232,135,58,.28);}
.btn-ghost{background:var(--surface);color:var(--primary);border-color:var(--border);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:var(--primary);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn:active{transform:translateY(0);}
.btn[disabled]{opacity:.55;cursor:not-allowed;}
/* ---------- badges / tags ---------- */
.badge{
display:inline-flex;
align-items:center;
gap:6px;
height:26px;
padding:0 12px;
border-radius:var(--radius-pill);
font-size:12px;
font-weight:600;
letter-spacing:.2px;
background:var(--primary-soft);
color:var(--primary-dark);
}
.badge-accent{background:var(--accent-soft);color:var(--accent-dark);}
.badge-teal{background:#E4F5F2;color:#1E7A6F;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
display:inline-flex;
align-items:center;
height:30px;
padding:0 12px;
border-radius:var(--radius-pill);
background:var(--bg);
border:1px solid var(--border);
color:var(--muted);
font-size:13px;
transition:all .2s ease;
}
.tag:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary-dark);}
/* ---------- page head ---------- */
.page-head{
position:relative;
padding:52px 0 44px;
background-image:linear-gradient(180deg,rgba(232,243,249,.95) 0%,rgba(246,249,252,.99) 100%),url('/assets/images/backpic/back-2.webp');
background-size:cover;
background-position:center;
border-bottom:1px solid var(--border);
}
.breadcrumb{
display:flex;
align-items:center;
flex-wrap:wrap;
gap:8px;
font-size:13px;
color:var(--faint);
margin-bottom:18px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--border);}
.breadcrumb .current{color:var(--primary);font-weight:600;}
.page-head h1{
font-size:40px;
line-height:1.32;
font-weight:700;
letter-spacing:.2px;
max-width:900px;
margin-top:14px;
}
.article-meta{
display:flex;
align-items:center;
flex-wrap:wrap;
gap:14px;
margin-top:20px;
font-size:14px;
color:var(--muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--border);}
.article-lead{
max-width:840px;
margin-top:20px;
padding-left:16px;
border-left:3px solid var(--primary);
color:var(--muted);
font-size:16px;
line-height:1.85;
}
/* ---------- article layout ---------- */
.article-section{padding:56px 0 0;}
.article-layout{
display:grid;
grid-template-columns:minmax(0,1fr) 320px;
gap:44px;
align-items:start;
}
.article-main{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
padding:40px 44px;
}
.article-content{
font-size:17px;
line-height:1.9;
color:#1C3A57;
word-break:break-word;
}
.article-content > * + *{margin-top:18px;}
.article-content h2{
font-size:26px;
line-height:1.4;
font-weight:700;
color:var(--text);
margin-top:40px;
padding-left:14px;
border-left:4px solid var(--primary);
}
.article-content h3{
font-size:19px;
line-height:1.5;
font-weight:600;
color:var(--text);
margin-top:30px;
}
.article-content p{margin-top:16px;}
.article-content ul,
.article-content ol{margin-top:16px;padding-left:22px;}
.article-content ul{list-style:disc;}
.article-content ol{list-style:decimal;}
.article-content li{margin-top:8px;}
.article-content blockquote{
margin-top:22px;
padding:16px 20px;
background:var(--primary-soft);
border-left:4px solid var(--primary);
border-radius:0 10px 10px 0;
color:var(--primary-dark);
font-size:16px;
}
.article-content img{border-radius:10px;margin-top:22px;}
.article-content a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-content table{
display:block;
width:100%;
margin-top:22px;
overflow-x:auto;
border-collapse:collapse;
font-size:15px;
}
.article-content th,
.article-content td{
border:1px solid var(--border);
padding:10px 14px;
text-align:left;
white-space:nowrap;
}
.article-content th{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.article-content strong{color:var(--text);}
.article-content code{
background:var(--bg);
border:1px solid var(--border);
border-radius:6px;
padding:1px 6px;
font-size:15px;
}
/* ---------- empty state ---------- */
.empty-state{
text-align:center;
padding:48px 20px;
background:var(--bg);
border:1px dashed var(--border);
border-radius:var(--radius-card);
}
.empty-state .empty-icon{
width:56px;
height:56px;
margin:0 auto 18px;
display:flex;
align-items:center;
justify-content:center;
border-radius:50%;
background:var(--primary-soft);
color:var(--primary);
}
.empty-state .empty-icon svg{width:26px;height:26px;}
.empty-state h2{font-size:22px;font-weight:700;}
.empty-state p{margin-top:10px;color:var(--muted);font-size:15px;max-width:460px;margin-left:auto;margin-right:auto;}
.empty-state .btn{margin-top:22px;}
/* ---------- article footer actions ---------- */
.article-actions{
display:flex;
flex-wrap:wrap;
gap:12px;
align-items:center;
margin-top:36px;
padding-top:26px;
border-top:1px solid var(--border);
}
.article-actions .note{
margin-left:auto;
font-size:13px;
color:var(--faint);
}
/* ---------- sidebar ---------- */
.article-side{
display:flex;
flex-direction:column;
gap:20px;
position:sticky;
top:92px;
}
.side-card{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
padding:22px;
}
.side-card h3{
font-size:16px;
font-weight:700;
color:var(--text);
padding-bottom:12px;
margin-bottom:14px;
border-bottom:1px solid var(--border);
}
.toc-list li + li{margin-top:8px;}
.toc-list a{
display:block;
font-size:14px;
line-height:1.6;
color:var(--muted);
padding-left:12px;
border-left:2px solid var(--border);
transition:all .2s ease;
}
.toc-list a:hover{color:var(--primary);border-left-color:var(--primary);padding-left:16px;}
.side-cta{
background:linear-gradient(160deg,var(--primary) 0%,var(--primary-dark) 100%);
border:none;
color:#fff;
}
.side-cta h3{color:#fff;border-bottom-color:rgba(255,255,255,.22);}
.side-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.86);}
.side-cta .btn{width:100%;margin-top:16px;}
.side-cta .btn-accent{background:var(--accent);}
.side-cta .btn-accent:hover{background:#fff;color:var(--primary-dark);}
.side-contact{margin-top:14px;font-size:13px;color:rgba(255,255,255,.78);}
.side-contact span{display:block;margin-top:6px;}
/* ---------- related ---------- */
.related-section{padding:var(--sp-section) 0 0;}
.related-grid{
display:grid;
grid-template-columns:repeat(3,minmax(0,1fr));
gap:24px;
}
.card{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
overflow:hidden;
display:flex;
flex-direction:column;
transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9DCEA;}
.card-media{
position:relative;
aspect-ratio:16 / 10;
background:var(--primary-soft);
overflow:hidden;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--primary-dark);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:19px;line-height:1.45;font-weight:600;}
.card-body h3 a{color:var(--text);}
.card-body h3 a:hover{color:var(--primary);}
.card-body p{margin-top:10px;font-size:14px;line-height:1.75;color:var(--muted);flex:1;}
.card-meta{
display:flex;
align-items:center;
gap:10px;
margin-top:16px;
font-size:12px;
color:var(--faint);
}
/* ---------- cta band ---------- */
.cta-band{padding:var(--sp-section) 0;}
.cta-inner{
position:relative;
display:grid;
grid-template-columns:1.4fr 1fr;
gap:32px;
align-items:center;
padding:44px 48px;
border-radius:20px;
background-image:linear-gradient(120deg,rgba(20,80,110,.94) 0%,rgba(27,107,147,.9) 55%,rgba(42,157,143,.88) 100%),url('/assets/images/backpic/back-3.webp');
background-size:cover;
background-position:center;
color:#fff;
box-shadow:0 20px 50px rgba(20,80,110,.22);
}
.cta-inner h2{font-size:27px;line-height:1.4;font-weight:700;}
.cta-inner p{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.88);max-width:600px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.cta-actions .btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--primary-dark);border-color:#fff;}
/* ---------- footer ---------- */
.site-footer{
background:#0F2740;
color:rgba(255,255,255,.78);
padding:64px 0 26px;
font-size:14px;
}
.footer-grid{
display:grid;
grid-template-columns:1.6fr 1fr 1fr 1.2fr;
gap:36px;
}
.footer-brand{
display:inline-flex;
align-items:center;
gap:10px;
font-size:18px;
font-weight:700;
color:#fff;
margin-bottom:16px;
}
.footer-brand:hover{color:#8FCBE8;}
.site-footer p{line-height:1.85;color:rgba(255,255,255,.68);}
.site-footer h4{
font-size:15px;
font-weight:700;
color:#fff;
margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-links a:hover{color:#8FCBE8;}
.footer-contact li{margin-bottom:10px;line-height:1.7;color:rgba(255,255,255,.68);}
.footer-contact strong{color:#fff;font-weight:600;}
.footer-bottom{
display:flex;
flex-wrap:wrap;
gap:10px;
justify-content:space-between;
margin-top:44px;
padding-top:22px;
border-top:1px solid rgba(255,255,255,.14);
font-size:13px;
color:rgba(255,255,255,.55);
}
/* ---------- responsive ---------- */
@media (max-width:1200px){
.article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:32px;}
.page-head h1{font-size:36px;}
}
@media (max-width:992px){
:root{--sp-section:64px;}
.nav-toggle{display:inline-flex;}
.main-nav{
position:absolute;
left:0;
right:0;
top:100%;
flex-direction:column;
align-items:stretch;
gap:2px;
margin:0;
padding:12px 24px 18px;
background:var(--surface);
border-bottom:1px solid var(--border);
box-shadow:0 16px 32px rgba(15,39,64,.1);
display:none;
}
.site-header.nav-open .main-nav{display:flex;}
.main-nav a{padding:11px 14px;}
.main-nav a::after{display:none;}
.search-box input{width:170px;}
.article-layout{grid-template-columns:minmax(0,1fr);}
.article-side{position:static;}
.related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
.cta-inner{grid-template-columns:1fr;padding:36px 32px;}
.cta-actions{justify-content:flex-start;}
.footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
.page-head{padding:38px 0 32px;}
.page-head h1{font-size:28px;}
.article-section{padding:36px 0 0;}
.article-main{padding:26px 22px;}
.article-content{font-size:16px;line-height:1.85;}
.article-content h2{font-size:22px;margin-top:32px;}
.article-content h3{font-size:18px;}
.search-box{display:none;}
.related-grid{grid-template-columns:1fr;}
.article-actions .note{margin-left:0;width:100%;}
.cta-actions .btn{width:100%;}
}
@media (max-width:560px){
.container{padding:0 18px;}
.header-inner{gap:12px;min-height:64px;}
.brand{font-size:17px;}
.brand .logo-mark{width:30px;height:30px;}
.btn{height:42px;padding:0 16px;font-size:14px;}
.header-actions .btn-accent{padding:0 14px;}
.section-head h2{font-size:22px;}
.article-main{padding:22px 16px;}
.article-content h2{font-size:20px;}
.article-content table{font-size:14px;}
.cta-inner{padding:28px 20px;border-radius:16px;}
.cta-inner h2{font-size:22px;}
.footer-grid{grid-template-columns:1fr;}
.footer-bottom{flex-direction:column;}
}
/* roulang page: category1 */
:root{
--primary:#1B6B93;
--primary-dark:#14506E;
--primary-soft:#E8F3F9;
--accent:#E8873A;
--accent-dark:#C96A22;
--teal:#2A9D8F;
--bg:#F6F9FC;
--surface:#FFFFFF;
--border:#DCE6EF;
--text:#0F2740;
--muted:#4A657A;
--faint:#7B93A8;
--success:#1F9D6A;
--warning:#D97706;
--danger:#D64545;
--radius-card:14px;
--radius-btn:10px;
--radius-input:10px;
--shadow-card:0 10px 30px rgba(15,39,64,.08);
--shadow-card-hover:0 16px 40px rgba(15,39,64,.14);
--container:1200px;
--font:"Microsoft YaHei","PingFang SC","Noto Sans SC","Source Han Sans SC",sans-serif;
}
*{box-sizing:border-box;}
html{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;
}
img{max-width:100%;display:block;border-radius:10px;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
outline:2px solid var(--primary);
outline-offset:2px;
border-radius:6px;
}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.35;color:var(--text);}
h1{font-size:40px;font-weight:700;}
h2{font-size:28px;font-weight:700;}
h3{font-size:20px;font-weight:600;}
h4{font-size:17px;font-weight:600;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head p{color:var(--muted);margin-bottom:0;}
.eyebrow{
display:inline-flex;align-items:center;gap:8px;
font-size:12px;letter-spacing:.08em;font-weight:600;
color:var(--primary);background:var(--primary-soft);
border-radius:999px;padding:6px 14px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);}
/* ---------- Header ---------- */
.site-header{
position:sticky;top:0;z-index:60;
background:#fff;
border-bottom:1px solid #E3EAF2;
box-shadow:0 2px 12px rgba(15,39,64,.05);
}
.header-inner{display:flex;align-items:center;gap:22px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--text);white-space:nowrap;}
.brand:hover{color:var(--primary-dark);}
.logo-mark{
width:36px;height:36px;flex:0 0 36px;
display:inline-flex;align-items:center;justify-content:center;
border-radius:11px;
background:linear-gradient(135deg,var(--primary),#2A9D8F);
color:#fff;
}
.logo-mark svg{width:20px;height:20px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap;}
.main-nav a{
position:relative;
display:inline-block;
padding:8px 12px;
font-size:15px;
color:var(--muted);
border-radius:8px;
transition:color .2s ease,background .2s ease;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.active{color:var(--primary);font-weight:600;}
.main-nav a.active::after{
content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;
border-radius:2px;background:var(--primary);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:4px 6px 4px 14px;}
.search-box input{
border:0;background:transparent;outline:none;
font-size:14px;color:var(--text);width:160px;padding:6px 0;font-family:inherit;
}
.search-box input::placeholder{color:var(--faint);}
.search-box button{
border:0;border-radius:999px;background:var(--primary);color:#fff;
width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;
transition:background .2s ease;
}
.search-box button:hover{background:var(--primary-dark);}
.search-box button svg{width:15px;height:15px;}
.nav-toggle{
display:none;border:1px solid var(--border);background:#fff;border-radius:10px;
width:44px;height:44px;align-items:center;justify-content:center;color:var(--text);
}
.nav-toggle svg{width:20px;height:20px;}
/* Buttons */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
height:46px;padding:0 22px;border-radius:var(--radius-btn);
font-size:15px;font-weight:600;border:1px solid transparent;
transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(27,107,147,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(27,107,147,.3);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(232,135,58,.24);}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(232,135,58,.32);}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:var(--primary-dark);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
/* ---------- Mobile drawer ---------- */
.mobile-drawer{
display:none;
border-top:1px solid var(--border);
background:#fff;
padding:14px 20px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
display:block;padding:12px 4px;font-size:16px;color:var(--muted);
border-bottom:1px dashed var(--border);
}
.mobile-drawer a.active{color:var(--primary);font-weight:600;}
.mobile-drawer .btn{margin-top:16px;}
/* ---------- Hero ---------- */
.hero{
position:relative;
background:
linear-gradient(115deg,rgba(246,249,252,.97) 0%,rgba(246,249,252,.9) 42%,rgba(232,243,249,.72) 100%),
url('/assets/images/backpic/back-1.png') center/cover no-repeat;
padding:64px 0 72px;
border-bottom:1px solid var(--border);
overflow:hidden;
}
.hero::after{
content:"";position:absolute;right:-90px;top:-70px;width:320px;height:320px;
border-radius:50%;background:radial-gradient(circle,rgba(42,157,143,.18),transparent 68%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.breadcrumb{font-size:13px;color:var(--faint);margin-bottom:16px;}
.breadcrumb a{color:var(--faint);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span{margin:0 6px;}
.breadcrumb .current{color:var(--primary);}
.hero h1{font-size:42px;line-height:1.28;margin-bottom:16px;}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero-lead{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:24px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.badge{
display:inline-flex;align-items:center;gap:6px;
font-size:12px;font-weight:600;line-height:1;
padding:8px 14px;border-radius:999px;
background:#fff;border:1px solid var(--border);color:var(--muted);
}
.badge-primary{background:var(--primary-soft);border-color:#C9E2F0;color:var(--primary-dark);}
.badge-accent{background:#FDF1E6;border-color:#F6D6B8;color:var(--accent-dark);}
.badge-teal{background:#E6F5F3;border-color:#C2E7E2;color:#1F7A70;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-visual{
background:#fff;border:1px solid var(--border);border-radius:18px;
padding:14px;box-shadow:var(--shadow-card);
}
.hero-visual img{aspect-ratio:16/10;object-fit:cover;border-radius:12px;}
.hero-visual-caption{
display:flex;align-items:center;justify-content:space-between;gap:12px;
padding:14px 6px 4px;font-size:13px;color:var(--muted);
}
.hero-visual-caption strong{color:var(--text);font-size:14px;}
/* ---------- Anchor chips ---------- */
.anchor-bar{
background:#fff;border-bottom:1px solid var(--border);
padding:16px 0;position:sticky;top:72px;z-index:40;
}
.anchor-list{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.anchor-label{font-size:13px;color:var(--faint);margin-right:4px;}
.anchor-list a{
font-size:14px;padding:8px 16px;border-radius:999px;
background:var(--bg);border:1px solid var(--border);color:var(--muted);
transition:all .2s ease;
}
.anchor-list a:hover{background:var(--primary-soft);border-color:#C9E2F0;color:var(--primary-dark);transform:translateY(-1px);}
/* ---------- Cards grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
box-shadow:var(--shadow-card);overflow:hidden;
display:flex;flex-direction:column;
transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:#C9DCEB;}
.card-media{position:relative;padding:12px 12px 0;}
.card-media img{aspect-ratio:16/10;object-fit:cover;}
.card-tag{
position:absolute;left:22px;top:22px;
font-size:12px;font-weight:600;line-height:1;
padding:7px 12px;border-radius:999px;
background:rgba(255,255,255,.94);color:var(--primary-dark);
box-shadow:0 4px 12px rgba(15,39,64,.12);
}
.card-tag.accent{color:var(--accent-dark);}
.card-tag.teal{color:#1F7A70;}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.card-body h3{margin-bottom:8px;}
.card-body p{font-size:14px;line-height:1.75;color:var(--muted);margin-bottom:16px;}
.card-meta{
display:flex;align-items:center;justify-content:space-between;gap:10px;
margin-top:auto;padding-top:14px;border-top:1px solid var(--border);
font-size:12px;color:var(--faint);
}
.card-link{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.card-link::after{content:"→";transition:transform .2s ease;}
.card:hover .card-link::after{transform:translateX(3px);}
.dot{display:inline-flex;align-items:center;gap:6px;}
.dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--success);}
.dot.warn::before{background:var(--warning);}
/* ---------- Status panel ---------- */
.status-panel{
background:#fff;border:1px solid var(--border);border-radius:18px;
box-shadow:var(--shadow-card);padding:36px;
}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:32px;}
.stat{
background:var(--bg);border:1px solid var(--border);border-radius:14px;
padding:22px 20px;
}
.stat .num{font-size:30px;font-weight:700;color:var(--primary);line-height:1.2;}
.stat .num small{font-size:15px;font-weight:600;margin-left:2px;}
.stat .label{font-size:13px;color:var(--muted);margin-top:6px;}
.status-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 28px;}
.status-list li{
display:flex;gap:10px;align-items:flex-start;
font-size:15px;color:var(--muted);line-height:1.7;
padding:12px 0;border-bottom:1px dashed var(--border);
}
.status-list li strong{color:var(--text);font-weight:600;display:block;font-size:15px;}
.status-list .mark{
flex:0 0 22px;width:22px;height:22px;border-radius:50%;margin-top:5px;
background:var(--primary-soft);color:var(--primary);
display:inline-flex;align-items:center;justify-content:center;
font-size:12px;font-weight:700;
}
/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{
position:relative;background:#fff;border:1px solid var(--border);
border-radius:var(--radius-card);padding:28px 22px 24px;box-shadow:var(--shadow-card);
transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);}
.step .num{
counter-increment:step;
display:inline-flex;align-items:center;justify-content:center;
width:40px;height:40px;border-radius:12px;margin-bottom:16px;
background:var(--primary-soft);color:var(--primary-dark);
font-size:17px;font-weight:700;
}
.step .num::before{content:counter(step,decimal-leading-zero);}
.step h3{font-size:18px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);margin:0;}
.step::after{
content:"";position:absolute;right:-13px;top:46px;width:14px;height:2px;
background:var(--border);
}
.step:last-child::after{display:none;}
/* ---------- Consult bar ---------- */
.consult{
background:linear-gradient(120deg,#0F2740 0%,#14506E 55%,#1B6B93 100%);
color:#fff;border-radius:20px;padding:44px;
display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start;
box-shadow:0 20px 50px rgba(15,39,64,.22);
}
.consult h2{color:#fff;font-size:28px;}
.consult p{color:#C6DCEA;}
.consult-contact{margin-top:22px;display:grid;gap:12px;}
.consult-contact li{
display:flex;gap:10px;font-size:14px;color:#C6DCEA;
padding:12px 14px;border-radius:12px;background:rgba(255,255,255,.07);
border:1px solid rgba(255,255,255,.12);
}
.consult-contact strong{color:#fff;font-weight:600;}
.form-card{background:#fff;border-radius:16px;padding:26px;box-shadow:0 14px 34px rgba(6,20,34,.28);}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card .hint{font-size:13px;color:var(--faint);margin-bottom:18px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:7px;}
.field input,.field textarea{
width:100%;border:1px solid var(--border);border-radius:var(--radius-input);
background:#fff;font-family:inherit;font-size:15px;color:var(--text);
padding:12px 14px;height:46px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:96px;resize:vertical;line-height:1.7;}
.field input:focus,.field textarea:focus{
outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(27,107,147,.14);
}
.field input.error,.field textarea.error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(214,69,69,.12);}
.field .tip{font-size:12px;color:var(--faint);margin-top:6px;}
.check{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:var(--muted);margin-bottom:18px;}
.check input{width:16px;height:16px;height:16px;margin-top:4px;flex:0 0 16px;accent-color:var(--primary);}
.form-note{font-size:12px;color:var(--faint);text-align:center;margin:12px 0 0;}
/* ---------- FAQ ---------- */
.faq-list{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;}
.faq-list details{border-bottom:1px solid var(--border);}
.faq-list details:last-child{border-bottom:0;}
.faq-list summary{
list-style:none;cursor:pointer;position:relative;
padding:22px 60px 22px 26px;
font-size:17px;font-weight:600;color:var(--text);
transition:color .2s ease,background .2s ease;
}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary:hover{color:var(--primary);background:#FAFCFE;}
.faq-list summary::after{
content:"";position:absolute;right:26px;top:50%;
width:10px;height:10px;margin-top:-6px;
border-right:2px solid var(--faint);border-bottom:2px solid var(--faint);
transform:rotate(45deg);transition:transform .25s ease,border-color .25s ease;
}
.faq-list details[open] summary::after{transform:rotate(-135deg);margin-top:-2px;border-color:var(--primary);}
.faq-answer{padding:0 26px 24px;font-size:15px;line-height:1.85;color:var(--muted);}
.faq-answer p{margin:0;}
/* ---------- CTA strip ---------- */
.cta-strip{
background:#fff;border:1px solid var(--border);border-radius:18px;
padding:34px 38px;display:flex;align-items:center;justify-content:space-between;gap:28px;
box-shadow:var(--shadow-card);
}
.cta-strip h2{font-size:24px;margin-bottom:8px;}
.cta-strip p{margin:0;color:var(--muted);font-size:15px;}
.cta-strip .actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}
/* ---------- Footer ---------- */
.site-footer{background:#0F2740;color:#BFD4E4;padding:64px 0 26px;margin-top:80px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{
display:inline-flex;align-items:center;gap:10px;
font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;
}
.footer-brand:hover{color:#8FC6E6;}
.site-footer p{font-size:14px;line-height:1.85;color:#9DB6C9;max-width:360px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:#9DB6C9;}
.footer-links a:hover{color:#8FC6E6;}
.footer-contact{display:grid;gap:10px;}
.footer-contact li{font-size:14px;color:#9DB6C9;line-height:1.7;}
.footer-contact strong{color:#DCEAF3;font-weight:600;}
.footer-bottom{
margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
font-size:13px;color:#8AA5B8;
}
/* ---------- Responsive ---------- */
@media (max-width:1200px){
.hero h1{font-size:36px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:992px){
.main-nav{display:none;}
.search-box{display:none;}
.nav-toggle{display:inline-flex;}
.header-actions{gap:10px;}
.hero{padding:48px 0 56px;}
.hero-grid{grid-template-columns:1fr;gap:32px;}
.hero h1{font-size:32px;}
.hero-visual{max-width:560px;}
.grid-3{grid-template-columns:repeat(2,1fr);}
.steps{grid-template-columns:repeat(2,1fr);}
.step::after{display:none;}
.stat-row{grid-template-columns:repeat(2,1fr);}
.status-list{grid-template-columns:1fr;}
.consult{grid-template-columns:1fr;padding:34px;}
.footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
.section{padding:60px 0;}
.anchor-bar{top:72px;}
}
@media (max-width:768px){
.header-inner{height:66px;}
.brand{font-size:17px;}
.grid-2{grid-template-columns:1fr;}
.cta-strip{flex-direction:column;align-items:flex-start;padding:28px;}
.cta-strip .actions{width:100%;}
.cta-strip .actions .btn{flex:1;}
}
@media (max-width:576px){
.container{padding:0 16px;}
h1{font-size:26px;}
h2{font-size:22px;}
.hero h1{font-size:26px;}
.hero-lead{font-size:15px;}
.grid-3{grid-template-columns:1fr;}
.steps{grid-template-columns:1fr;}
.stat-row{grid-template-columns:1fr 1fr;}
.status-panel{padding:24px 20px;}
.section{padding:48px 0;}
.consult{padding:26px 20px;border-radius:16px;}
.form-card{padding:20px;}
.hero-actions .btn{width:100%;}
.btn{width:auto;}
.footer-grid{grid-template-columns:1fr;}
.anchor-bar{position:static;}
.faq-list summary{padding:18px 48px 18px 18px;font-size:16px;}
.faq-list summary::after{right:20px;}
.faq-answer{padding:0 18px 20px;}
}
/* roulang page: category2 */
:root{
--primary:#1B6B93;
--primary-dark:#14506E;
--primary-soft:#E8F3F9;
--accent:#E8873A;
--accent-dark:#C96A22;
--accent-soft:#FDF1E6;
--teal:#2A9D8F;
--teal-soft:#E6F5F3;
--bg:#F6F9FC;
--surface:#FFFFFF;
--border:#DCE6EF;
--text:#0F2740;
--muted:#4A657A;
--faint:#7B93A8;
--success:#1F9D6A;
--warning:#D97706;
--danger:#D64545;
--radius-card:14px;
--radius-btn:10px;
--radius-pill:999px;
--shadow-card:0 10px 30px rgba(15,39,64,.08);
--shadow-hover:0 16px 40px rgba(15,39,64,.14);
--shadow-soft:0 4px 14px rgba(15,39,64,.06);
--section-gap:88px;
--font-stack:"Microsoft YaHei","PingFang SC","Noto Sans SC","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
font-family:var(--font-stack);
font-size:16px;
line-height:1.75;
color:var(--text);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--section-gap) 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
display:inline-block;
font-size:13px;
letter-spacing:.08em;
color:var(--primary);
background:var(--primary-soft);
border-radius:var(--radius-pill);
padding:4px 14px;
margin-bottom:14px;
font-weight:600;
}
h1{font-size:40px;line-height:1.25;font-weight:700;letter-spacing:-.4px;}
h2{font-size:28px;line-height:1.35;font-weight:700;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
p{font-size:16px;line-height:1.85;color:var(--muted);}
.lead{font-size:17px;line-height:1.9;color:var(--muted);}
/* ---------- 顶部导航 ---------- */
.site-header{
position:sticky;
top:0;
z-index:80;
background:var(--surface);
border-bottom:1px solid #E3EAF2;
box-shadow:0 2px 12px rgba(15,39,64,.05);
}
.header-inner{
display:flex;
align-items:center;
gap:28px;
min-height:72px;
}
.brand{
display:flex;
align-items:center;
gap:10px;
font-size:19px;
font-weight:700;
color:var(--text);
white-space:nowrap;
flex-shrink:0;
}
.logo-mark{
width:38px;height:38px;
display:inline-flex;align-items:center;justify-content:center;
border-radius:11px;
background:linear-gradient(140deg,var(--primary),var(--teal));
color:#fff;
box-shadow:0 6px 16px rgba(27,107,147,.28);
}
.logo-mark svg{width:21px;height:21px;}
.main-nav{
display:flex;
align-items:center;
gap:6px;
margin-left:8px;
flex:1;
min-width:0;
}
.main-nav a{
position:relative;
padding:10px 12px;
font-size:15px;
color:var(--muted);
border-radius:8px;
white-space:nowrap;
}
.main-nav a::after{
content:"";
position:absolute;
left:12px;right:12px;bottom:2px;
height:2px;
border-radius:2px;
background:transparent;
transition:background-color .2s ease;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.active{color:var(--primary);font-weight:700;}
.main-nav a.active::after{background:var(--primary);}
.header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search-box{
display:flex;align-items:center;gap:8px;
width:216px;height:42px;
padding:0 16px;
border:1px solid var(--border);
border-radius:var(--radius-pill);
background:var(--bg);
transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-box:focus-within{
border-color:var(--primary);
background:var(--surface);
box-shadow:0 0 0 4px rgba(27,107,147,.12);
}
.search-box svg{width:16px;height:16px;color:var(--faint);flex-shrink:0;}
.search-box input{
border:none;background:transparent;width:100%;
font-size:14px;outline:none;
}
.search-box input::placeholder{color:var(--faint);}
.nav-toggle{
display:none;
width:44px;height:44px;
border-radius:10px;
border:1px solid var(--border);
align-items:center;justify-content:center;
color:var(--primary);
background:var(--surface);
}
.nav-toggle svg{width:20px;height:20px;}
/* ---------- 按钮 ---------- */
.btn{
display:inline-flex;
align-items:center;
justify-content:center;
gap:8px;
min-height:46px;
padding:0 22px;
border-radius:var(--radius-btn);
font-size:15px;
font-weight:600;
border:1px solid transparent;
transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none !important;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(27,107,147,.24);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(27,107,147,.3);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(232,135,58,.26);}
.btn-accent:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(232,135,58,.32);}
.btn-ghost{background:var(--surface);color:var(--primary);border-color:var(--border);}
.btn-ghost:hover{background:var(--primary-soft);border-color:var(--primary);transform:translateY(-1px);}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-light:hover{background:rgba(255,255,255,.24);transform:translateY(-1px);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
/* ---------- 首屏 ---------- */
.hero{
position:relative;
overflow:hidden;
background:#0F2740 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
color:#fff;
}
.hero::before{
content:"";
position:absolute;inset:0;
background:linear-gradient(105deg,rgba(15,39,64,.93) 0%,rgba(20,80,110,.86) 48%,rgba(27,107,147,.7) 100%);
}
.hero-inner{
position:relative;
z-index:2;
display:grid;
grid-template-columns:1.08fr .92fr;
gap:52px;
align-items:center;
padding:74px 0 84px;
}
.hero h1{color:#fff;margin-bottom:18px;}
.hero .lead{color:rgba(255,255,255,.85);max-width:600px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.badge{
display:inline-flex;align-items:center;gap:6px;
padding:5px 14px;
font-size:13px;
font-weight:600;
border-radius:var(--radius-pill);
}
.badge-glass{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.3);}
.badge-primary{background:var(--primary-soft);color:var(--primary);}
.badge-accent{background:var(--accent-soft);color:var(--accent-dark);}
.badge-teal{background:var(--teal-soft);color:var(--teal);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
display:grid;
grid-template-columns:repeat(3,minmax(0,1fr));
gap:16px;
margin-top:38px;
padding-top:26px;
border-top:1px solid rgba(255,255,255,.2);
}
.hero-stats strong{display:block;font-size:22px;font-weight:700;color:#fff;}
.hero-stats span{font-size:13px;color:rgba(255,255,255,.72);}
.hero-visual{position:relative;}
.hero-visual img{
width:100%;
border-radius:18px;
box-shadow:0 24px 60px rgba(6,20,34,.45);
border:1px solid rgba(255,255,255,.18);
}
.hero-note{
position:absolute;
left:-16px;
bottom:-20px;
background:var(--surface);
color:var(--text);
border-radius:var(--radius-card);
padding:16px 20px;
box-shadow:var(--shadow-hover);
border:1px solid var(--border);
max-width:250px;
}
.hero-note strong{display:block;font-size:15px;margin-bottom:4px;}
.hero-note span{font-size:13px;color:var(--muted);line-height:1.6;display:block;}
/* ---------- 面包屑 ---------- */
.breadcrumb{
background:var(--surface);
border-bottom:1px solid var(--border);
}
.breadcrumb ol{
display:flex;flex-wrap:wrap;align-items:center;gap:8px;
font-size:13px;color:var(--faint);
padding:14px 0;
}
.breadcrumb li::after{content:"/";margin-left:8px;color:#C3D3E0;}
.breadcrumb li:last-child::after{content:"";}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .current{color:var(--primary);font-weight:600;}
/* ---------- 对比板块 ---------- */
.compare-layout{
display:grid;
grid-template-columns:.86fr 1.14fr;
gap:44px;
align-items:start;
}
.compare-aside{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
padding:30px 28px;
box-shadow:var(--shadow-card);
position:sticky;
top:96px;
}
.compare-aside h2{font-size:24px;margin-bottom:14px;}
.compare-aside p{font-size:15px;line-height:1.85;}
.aside-list{margin-top:22px;display:grid;gap:14px;}
.aside-list li{
display:flex;gap:12px;align-items:flex-start;
font-size:15px;color:var(--text);
}
.dot{
width:22px;height:22px;flex-shrink:0;margin-top:3px;
border-radius:50%;
background:var(--teal-soft);
color:var(--teal);
display:inline-flex;align-items:center;justify-content:center;
font-size:12px;font-weight:700;
}
.table-wrap{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
overflow:hidden;
}
.compare-table{
width:100%;
border-collapse:collapse;
font-size:14px;
}
.compare-table thead th{
background:var(--primary-soft);
color:var(--primary-dark);
font-weight:700;
font-size:14px;
text-align:left;
padding:16px 18px;
white-space:nowrap;
border-bottom:1px solid var(--border);
}
.compare-table thead th:nth-child(3){background:var(--accent-soft);color:var(--accent-dark);}
.compare-table tbody th{
text-align:left;
font-weight:600;
color:var(--muted);
padding:16px 18px;
background:#FBFDFF;
white-space:nowrap;
border-bottom:1px solid var(--border);
width:132px;
}
.compare-table tbody td{
padding:16px 18px;
color:var(--text);
line-height:1.7;
border-bottom:1px solid var(--border);
vertical-align:top;
}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table tbody tr:hover td{background:#FAFCFE;}
.pill{
display:inline-block;
padding:2px 10px;
border-radius:var(--radius-pill);
font-size:12px;
font-weight:600;
background:var(--teal-soft);
color:var(--teal);
margin-right:6px;
}
.pill-warn{background:var(--accent-soft);color:var(--accent-dark);}
.table-foot{
display:flex;flex-wrap:wrap;
align-items:center;justify-content:space-between;
gap:14px;
padding:18px 22px;
background:#FBFDFF;
border-top:1px solid var(--border);
}
.table-foot span{font-size:13px;color:var(--faint);}
/* ---------- 场景卡片 ---------- */
.card-grid{
display:grid;
grid-template-columns:repeat(4,minmax(0,1fr));
gap:24px;
}
.card{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
overflow:hidden;
transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
display:flex;
flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9DCEA;}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--primary-soft);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;}
.card-body p{font-size:14px;line-height:1.8;color:var(--muted);}
.card-tag{
position:absolute;top:12px;left:12px;
background:rgba(255,255,255,.94);
color:var(--primary);
font-size:12px;font-weight:700;
padding:4px 12px;
border-radius:var(--radius-pill);
}
.card-link{
margin-top:auto;
font-size:14px;font-weight:600;color:var(--primary);
display:inline-flex;align-items:center;gap:6px;
}
.card-link:hover{text-decoration:underline;}
/* ---------- 步骤条 ---------- */
.steps-section{
background:linear-gradient(180deg,#FFFFFF 0%,#EEF5FA 100%);
border-top:1px solid var(--border);
border-bottom:1px solid var(--border);
}
.steps{
display:grid;
grid-template-columns:repeat(4,minmax(0,1fr));
gap:22px;
counter-reset:step;
}
.step{
position:relative;
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
padding:28px 22px 24px;
box-shadow:var(--shadow-soft);
}
.step::before{
counter-increment:step;
content:counter(step,decimal-leading-zero);
display:inline-flex;align-items:center;justify-content:center;
width:40px;height:40px;
border-radius:12px;
background:var(--primary-soft);
color:var(--primary);
font-size:15px;font-weight:700;
margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;line-height:1.8;}
.step + .step::after{
content:"";
position:absolute;
left:-12px;top:46px;
width:24px;height:2px;
background:var(--border);
}
/* ---------- FAQ ---------- */
.faq-layout{
display:grid;
grid-template-columns:.7fr 1.3fr;
gap:48px;
align-items:start;
}
.faq-aside h2{margin-bottom:14px;}
.faq-aside p{font-size:15px;}
.faq-contact{
margin-top:26px;
background:var(--surface);
border:1px solid var(--border);
border-left:3px solid var(--teal);
border-radius:12px;
padding:20px 22px;
box-shadow:var(--shadow-soft);
}
.faq-contact strong{display:block;font-size:15px;margin-bottom:6px;}
.faq-contact span{font-size:14px;color:var(--muted);line-height:1.8;}
.faq-list{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
overflow:hidden;
}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{
display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:22px 26px;
font-size:17px;font-weight:600;color:var(--text);
cursor:pointer;
list-style:none;
transition:background-color .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#FAFCFE;color:var(--primary);}
.faq-item summary .chev{
flex-shrink:0;
width:26px;height:26px;
border-radius:50%;
background:var(--primary-soft);
color:var(--primary);
display:inline-flex;align-items:center;justify-content:center;
transition:transform .25s ease;
}
.faq-item summary .chev svg{width:14px;height:14px;}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] summary .chev{transform:rotate(180deg);}
.faq-answer{
padding:0 26px 24px;
font-size:15px;
line-height:1.9;
color:var(--muted);
}
/* ---------- CTA / 表单 ---------- */
.cta-section{
background:#0F2740 url('/assets/images/backpic/back-1.png') center/cover no-repeat;
position:relative;
color:#fff;
}
.cta-section::before{
content:"";
position:absolute;inset:0;
background:linear-gradient(100deg,rgba(15,39,64,.95),rgba(20,80,110,.88) 60%,rgba(42,157,143,.72));
}
.cta-grid{
position:relative;
z-index:2;
display:grid;
grid-template-columns:1fr 1fr;
gap:52px;
align-items:start;
padding:80px 0;
}
.cta-grid h2{color:#fff;margin-bottom:16px;}
.cta-grid p{color:rgba(255,255,255,.82);font-size:15px;line-height:1.9;}
.cta-points{display:grid;gap:16px;margin-top:28px;}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.92);}
.contact-inline{
margin-top:30px;
display:grid;
gap:12px;
padding-top:24px;
border-top:1px solid rgba(255,255,255,.22);
}
.contact-inline div{font-size:14px;color:rgba(255,255,255,.78);}
.contact-inline strong{color:#fff;font-weight:600;}
.form-card{
background:var(--surface);
border-radius:16px;
padding:32px 30px;
box-shadow:0 24px 60px rgba(6,20,34,.35);
border:1px solid rgba(255,255,255,.2);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-hint{font-size:13px;color:var(--faint);margin-bottom:22px;}
.field{display:grid;gap:8px;margin-bottom:18px;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
width:100%;
min-height:46px;
padding:11px 14px;
border:1px solid var(--border);
border-radius:var(--radius-btn);
background:var(--surface);
font-size:15px;
color:var(--text);
transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:104px;resize:vertical;line-height:1.75;}
.field input:focus,
.field select:focus,
.field textarea:focus{
outline:none;
border-color:var(--primary);
box-shadow:0 0 0 4px rgba(27,107,147,.12);
}
.field input::placeholder,
.field textarea::placeholder{color:var(--faint);}
.check-row{display:flex;gap:10px;align-items:flex-start;margin-bottom:20px;}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--primary);}
.check-row label{font-size:13px;color:var(--muted);line-height:1.7;}
.form-note{font-size:12px;color:var(--faint);margin-top:14px;line-height:1.7;}
.form-alert{
display:none;
margin-top:16px;
padding:12px 16px;
border-radius:10px;
font-size:14px;
background:var(--teal-soft);
color:var(--teal);
border:1px solid rgba(42,157,143,.3);
}
.form-alert.show{display:block;}
/* ---------- 相关内容 ---------- */
.related-grid{
display:grid;
grid-template-columns:repeat(3,minmax(0,1fr));
gap:24px;
}
.related-card{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
padding:26px 24px;
box-shadow:var(--shadow-card);
transition:transform .25s ease,box-shadow .25s ease;
display:flex;flex-direction:column;gap:12px;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.related-card h3{font-size:17px;}
.related-card p{font-size:14px;line-height:1.8;}
.related-card .card-link{margin-top:8px;}
/* ---------- 页脚 ---------- */
.site-footer{
background:var(--text);
color:rgba(255,255,255,.78);
padding:64px 0 30px;
}
.footer-grid{
display:grid;
grid-template-columns:1.5fr 1fr 1fr 1.2fr;
gap:40px;
padding-bottom:38px;
border-bottom:1px solid rgba(255,255,255,.14);
}
.footer-brand{
display:inline-flex;align-items:center;gap:10px;
font-size:18px;font-weight:700;color:#fff;
margin-bottom:16px;
}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:#A7DCF2;}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{font-size:14px;line-height:1.7;color:rgba(255,255,255,.7);}
.footer-contact strong{color:#fff;font-weight:600;}
.footer-bottom{
display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
padding-top:24px;
font-size:13px;color:rgba(255,255,255,.55);
}
/* ---------- 响应式 ---------- */
@media (max-width:1200px){
.main-nav a{padding:10px 9px;font-size:14.5px;}
.search-box{width:180px;}
}
@media (max-width:1024px){
:root{--section-gap:68px;}
.hero-inner{grid-template-columns:1fr;gap:40px;padding:58px 0 68px;}
.hero-visual img{max-height:340px;object-fit:cover;}
.hero-note{position:static;margin-top:18px;max-width:none;}
.compare-layout{grid-template-columns:1fr;gap:32px;}
.compare-aside{position:static;}
.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
.steps{grid-template-columns:repeat(2,minmax(0,1fr));}
.step + .step::after{display:none;}
.faq-layout{grid-template-columns:1fr;gap:32px;}
.cta-grid{grid-template-columns:1fr;gap:36px;padding:64px 0;}
.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
.related-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
.search-box{display:none;}
.nav-toggle{display:inline-flex;}
.main-nav{
position:absolute;
left:0;right:0;top:100%;
flex-direction:column;
align-items:stretch;
gap:2px;
margin:0;
padding:12px 20px 20px;
background:var(--surface);
border-bottom:1px solid var(--border);
box-shadow:0 18px 34px rgba(15,39,64,.14);
display:none;
}
.main-nav.open{display:flex;}
.main-nav a{padding:13px 14px;font-size:15px;border-radius:10px;}
.main-nav a::after{display:none;}
.main-nav a.active{background:var(--primary-soft);}
.header-tools .btn{min-height:42px;padding:0 15px;font-size:14px;}
}
@media (max-width:768px){
:root{--section-gap:54px;}
h1{font-size:30px;}
h2{font-size:23px;}
h3{font-size:18px;}
.header-inner{min-height:64px;gap:14px;}
.brand{font-size:16.5px;}
.logo-mark{width:34px;height:34px;}
.hero-stats{grid-template-columns:1fr;gap:12px;}
.compare-table thead{display:none;}
.compare-table,
.compare-table tbody,
.compare-table tr,
.compare-table th,
.compare-table td{display:block;width:100%;}
.compare-table tbody tr{
border-bottom:1px solid var(--border);
padding:8px 0 14px;
}
.compare-table tbody tr:last-child{border-bottom:none;}
.compare-table tbody th{
background:var(--primary-soft);
color:var(--primary-dark);
border-bottom:none;
border-radius:8px;
margin:10px 14px 4px;
padding:10px 14px;
}
.compare-table tbody td{
border-bottom:none;
padding:9px 18px;
display:flex;
gap:14px;
justify-content:space-between;
}
.compare-table tbody td::before{
content:attr(data-label);
color:var(--faint);
font-size:13px;
flex-shrink:0;
}
.card-grid,
.steps,
.related-grid{grid-template-columns:1fr;}
.footer-grid{grid-template-columns:1fr;gap:28px;}
.form-card{padding:26px 20px;}
.footer-bottom{flex-direction:column;}
}
@media (max-width:560px){
.container{padding:0 16px;}
h1{font-size:26px;}
.hero-actions .btn{width:100%;}
.hero-inner{padding:44px 0 54px;}
.compare-aside{padding:24px 20px;}
.faq-item summary{padding:18px 18px;font-size:16px;}
.faq-answer{padding:0 18px 20px;}
.table-foot{flex-direction:column;align-items:flex-start;}
.section-head{margin-bottom:30px;}
}
/* roulang page: category3 */
:root{
--primary:#1B6B93;
--primary-dark:#14506E;
--primary-soft:#E8F3F9;
--accent:#E8873A;
--accent-dark:#C96A22;
--accent-soft:#FDF1E6;
--teal:#2A9D8F;
--bg:#F6F9FC;
--surface:#FFFFFF;
--border:#DCE6EF;
--text:#0F2740;
--muted:#4A657A;
--faint:#7B93A8;
--success:#1F9D6A;
--warning:#D97706;
--danger:#D64545;
--radius-card:14px;
--radius-btn:10px;
--shadow-card:0 10px 30px rgba(15,39,64,.08);
--shadow-hover:0 16px 40px rgba(15,39,64,.14);
--font:"Microsoft YaHei","PingFang SC","Noto Sans SC","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
margin:0;
font-family:var(--font);
font-size:16px;
line-height:1.75;
color:var(--text);
background:var(--bg);
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35}
p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section-sm{padding:60px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
display:inline-block;
font-size:13px;
letter-spacing:.06em;
color:var(--primary);
background:var(--primary-soft);
border-radius:999px;
padding:5px 14px;
margin-bottom:14px;
font-weight:600;
}
.section-head h2{font-size:28px;line-height:1.35}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
/* header */
.site-header{
position:sticky;top:0;z-index:60;
background:#fff;
border-bottom:1px solid #E3EAF2;
box-shadow:0 2px 10px rgba(15,39,64,.05);
}
.header-inner{
display:flex;align-items:center;gap:28px;
min-height:72px;
}
.brand{
display:flex;align-items:center;gap:10px;
font-size:19px;font-weight:700;color:var(--text);
letter-spacing:.01em;white-space:nowrap;
}
.brand:hover{color:var(--primary)}
.logo-mark{
width:36px;height:36px;border-radius:10px;
display:inline-flex;align-items:center;justify-content:center;
background:linear-gradient(135deg,var(--primary),var(--teal));
color:#fff;flex:none;
}
.logo-mark svg{width:20px;height:20px}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1}
.main-nav a{
position:relative;
display:inline-block;
padding:10px 14px;
font-size:15px;
color:var(--muted);
border-radius:8px;
transition:color .2s,background .2s;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft)}
.main-nav a.active{color:var(--primary);font-weight:600}
.main-nav a.active::after{
content:"";position:absolute;left:14px;right:14px;bottom:2px;
height:2px;border-radius:2px;background:var(--primary);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
display:flex;align-items:center;gap:8px;
background:var(--bg);
border:1px solid var(--border);
border-radius:999px;
padding:6px 8px 6px 16px;
width:222px;
transition:border-color .2s,box-shadow .2s;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.nav-search svg{width:16px;height:16px;color:var(--faint);flex:none}
.nav-search input{
border:0;background:transparent;outline:none;width:100%;
font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--faint)}
.nav-search button{
border:0;cursor:pointer;
background:var(--primary);color:#fff;
font-size:13px;padding:6px 12px;border-radius:999px;
transition:background .2s;
}
.nav-search button:hover{background:var(--primary-dark)}
.nav-toggle{
display:none;border:1px solid var(--border);background:#fff;
width:42px;height:42px;border-radius:10px;cursor:pointer;
align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
/* buttons */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:46px;padding:0 22px;
border-radius:var(--radius-btn);
font-size:16px;font-weight:600;
border:1px solid transparent;cursor:pointer;
transition:transform .18s,box-shadow .18s,background .18s,color .18s,border-color .18s;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(27,107,147,.25)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(232,135,58,.28)}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-1px)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}
/* hero */
.hero{
position:relative;
background-image:linear-gradient(100deg,rgba(246,249,252,.96) 0%,rgba(246,249,252,.86) 46%,rgba(232,243,249,.72) 100%),url("/assets/images/backpic/back-2.webp");
background-size:cover;
background-position:center;
border-bottom:1px solid var(--border);
overflow:hidden;
}
.hero-inner{
display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
padding:76px 0 72px;
}
.hero-badge{
display:inline-flex;align-items:center;gap:8px;
font-size:13px;font-weight:600;color:var(--teal);
background:rgba(42,157,143,.12);
border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.hero h1{
font-size:40px;line-height:1.28;letter-spacing:-.01em;
max-width:16em;
}
.hero-sub{
margin-top:20px;font-size:17px;line-height:1.9;color:var(--muted);max-width:34em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px}
.hero-meta li{font-size:14px;color:var(--muted)}
.hero-meta strong{display:block;font-size:22px;color:var(--primary);font-weight:700}
.hero-card{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
padding:26px;
}
.hero-card h2{font-size:18px;margin-bottom:6px}
.hero-card .card-note{font-size:13px;color:var(--faint);margin-bottom:18px}
.node-list li{
display:flex;justify-content:space-between;align-items:center;gap:14px;
padding:14px 0;border-bottom:1px dashed var(--border);
}
.node-list li:last-child{border-bottom:0;padding-bottom:4px}
.node-list .node-name{font-size:15px;font-weight:600}
.node-list .node-time{display:block;font-size:12px;color:var(--faint);font-weight:400;margin-top:2px}
.tag{
display:inline-block;font-size:12px;line-height:18px;
padding:3px 10px;border-radius:999px;
background:var(--primary-soft);color:var(--primary);font-weight:600;white-space:nowrap;
}
.tag-orange{background:var(--accent-soft);color:var(--accent-dark)}
.tag-teal{background:rgba(42,157,143,.12);color:var(--teal)}
.tag-gray{background:#EEF3F8;color:var(--muted)}
/* filter + news cards */
.filter-bar{
display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;
}
.filter-btn{
border:1px solid var(--border);background:#fff;color:var(--muted);
padding:9px 18px;border-radius:999px;font-size:14px;cursor:pointer;
transition:all .18s;
}
.filter-btn:hover{border-color:var(--primary);color:var(--primary)}
.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.news-grid{
display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
}
.news-card{
background:var(--surface);
border:1px solid var(--border);
border-radius:var(--radius-card);
box-shadow:var(--shadow-card);
overflow:hidden;
display:flex;flex-direction:column;
transition:transform .2s,box-shadow .2s;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.news-card .thumb{position:relative;aspect-ratio:16/10;background:var(--primary-soft);overflow:hidden}
.news-card .thumb img{width:100%;height:100%;object-fit:cover}
.news-card .thumb .float-tag{
position:absolute;left:12px;top:12px;
background:rgba(255,255,255,.94);color:var(--primary);
font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;
}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.news-body h3{font-size:18px;line-height:1.5}
.news-body p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--muted);flex:1}
.news-foot{
display:flex;align-items:center;justify-content:space-between;gap:12px;
margin-top:18px;padding-top:14px;border-top:1px solid var(--border);
font-size:13px;color:var(--faint);
}
.news-foot a{font-weight:600;font-size:14px}
.empty-state{
display:none;
border:1px dashed var(--border);border-radius:var(--radius-card);
background:#fff;padding:48px 24px;text-align:center;color:var(--muted);
}
.empty-state strong{display:block;font-size:17px;color:var(--text);margin-bottom:8px}
/* timeline */
.timeline-wrap{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.timeline{position:relative;margin-top:8px;padding-left:34px}
.timeline::before{
content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
background:linear-gradient(180deg,var(--primary),rgba(42,157,143,.35));
border-radius:2px;
}
.tl-item{position:relative;padding:0 0 34px 0}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
content:"";position:absolute;left:-33px;top:7px;
width:18px;height:18px;border-radius:50%;
background:#fff;border:3px solid var(--primary);
}
.tl-item.done::before{border-color:var(--teal)}
.tl-item .tl-time{font-size:13px;color:var(--faint);font-weight:600}
.tl-item h3{font-size:19px;margin-top:6px}
.tl-item p{margin-top:8px;font-size:15px;color:var(--muted);max-width:60em}
.tl-tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
/* benefit cards */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.benefit-card{
background:var(--surface);border:1px solid var(--border);
border-radius:var(--radius-card);box-shadow:var(--shadow-card);
padding:28px 26px;transition:transform .2s,box-shadow .2s;
}
.benefit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.benefit-icon{
width:48px;height:48px;border-radius:12px;
display:flex;align-items:center;justify-content:center;
background:var(--primary-soft);color:var(--primary);margin-bottom:18px;
}
.benefit-icon svg{width:24px;height:24px}
.benefit-card h3{font-size:19px}
.benefit-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.85}
.benefit-card ul{margin-top:16px;display:grid;gap:8px}
.benefit-card ul li{position:relative;padding-left:16px;font-size:14px;color:var(--muted)}
.benefit-card ul li::before{
content:"";position:absolute;left:0;top:9px;width:6px;height:6px;
border-radius:50%;background:var(--accent);
}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{
background:var(--surface);border:1px solid var(--border);
border-radius:var(--radius-card);padding:26px 22px;
box-shadow:var(--shadow-card);position:relative;
}
.step .step-no{
display:inline-flex;align-items:center;justify-content:center;
width:34px;height:34px;border-radius:10px;
background:var(--primary);color:#fff;font-weight:700;font-size:15px;
margin-bottom:16px;
}
.step:nth-child(2) .step-no{background:var(--teal)}
.step:nth-child(3) .step-no{background:var(--accent)}
.step:nth-child(4) .step-no{background:var(--primary-dark)}
.step h3{font-size:17px}
.step p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8}
.step-line{
display:flex;align-items:center;gap:14px;margin:26px 0 0;
font-size:14px;color:var(--faint);
}
.step-line span{height:1px;flex:1;background:var(--border)}
/* faq */
.faq{max-width:900px;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:last-child{border-bottom:0}
.faq-q{
width:100%;background:none;border:0;cursor:pointer;
display:flex;align-items:center;justify-content:space-between;gap:18px;
padding:22px 26px;text-align:left;
font-size:17px;font-weight:600;color:var(--text);
transition:background .18s;
}
.faq-q:hover{background:var(--primary-soft)}
.faq-q .chev{
flex:none;width:26px;height:26px;border-radius:50%;
display:flex;align-items:center;justify-content:center;
background:var(--primary-soft);color:var(--primary);
transition:transform .25s,background .25s;
}
.faq-q .chev svg{width:14px;height:14px}
.faq-item.open .faq-q .chev{transform:rotate(180deg);background:var(--primary);color:#fff}
.faq-a{display:none;padding:0 26px 24px;font-size:15.5px;line-height:1.9;color:var(--muted)}
.faq-item.open .faq-a{display:block}
/* cta */
.cta-band{
background:linear-gradient(120deg,#0F2740 0%,#14506E 58%,#1B6B93 100%);
color:#fff;border-radius:18px;
padding:52px;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;
align-items:center;box-shadow:0 20px 50px rgba(15,39,64,.22);
}
.cta-band h2{font-size:28px;color:#fff}
.cta-band p{margin-top:14px;font-size:16px;line-height:1.9;color:rgba(233,242,248,.88)}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{font-size:14.5px;color:rgba(233,242,248,.9);padding-left:20px;position:relative}
.cta-points li::before{
content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
background:var(--accent);
}
.form-card{
background:#fff;border-radius:var(--radius-card);padding:28px;
box-shadow:0 14px 36px rgba(6,20,34,.28);
}
.form-card h3{font-size:19px;color:var(--text)}
.form-card .form-note{margin-top:8px;font-size:13.5px;color:var(--muted)}
.field{margin-top:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:8px}
.field input,.field select,.field textarea{
width:100%;border:1px solid var(--border);border-radius:var(--radius-btn);
background:#fff;padding:0 14px;height:46px;outline:none;
font-size:15px;transition:border-color .18s,box-shadow .18s;
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;min-height:96px;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);
}
.check-row{display:flex;gap:10px;align-items:flex-start;margin-top:16px}
.check-row input{width:17px;height:17px;margin-top:4px;accent-color:var(--primary)}
.check-row span{font-size:13.5px;color:var(--muted);line-height:1.7}
.form-card .btn{width:100%;margin-top:18px}
.form-tip{margin-top:12px;font-size:13px;color:var(--faint)}
/* footer */
.site-footer{background:#0F2740;color:#D7E3EE;margin-top:0;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{
display:flex;align-items:center;gap:10px;
font-size:19px;font-weight:700;color:#fff;margin-bottom:16px;
}
.footer-brand:hover{color:#fff}
.footer-brand .logo-mark{background:linear-gradient(135deg,#1B6B93,#2A9D8F)}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(215,227,238,.78);max-width:34em}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:18px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:rgba(215,227,238,.8);transition:color .18s}
.footer-links a:hover{color:#9FD2EA}
.footer-contact{display:grid;gap:12px}
.footer-contact li{font-size:14px;line-height:1.7;color:rgba(215,227,238,.78)}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{
margin-top:52px;border-top:1px solid rgba(215,227,238,.16);
padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:12px;
align-items:center;justify-content:space-between;
font-size:13px;color:rgba(215,227,238,.62);
}
/* responsive */
@media (max-width:1200px){
.hero h1{font-size:36px}
.news-grid{grid-template-columns:repeat(3,1fr);gap:20px}
}
@media (max-width:992px){
.section{padding:64px 0}
.nav-toggle{display:inline-flex}
.main-nav{
display:none;
position:absolute;left:0;right:0;top:100%;
background:#fff;flex-direction:column;align-items:stretch;
gap:2px;padding:14px 24px 20px;
border-bottom:1px solid var(--border);
box-shadow:0 18px 34px rgba(15,39,64,.12);
}
.site-header.nav-open .main-nav{display:flex}
.main-nav a{padding:12px 10px;border-radius:10px}
.main-nav a.active::after{display:none}
.main-nav a.active{background:var(--primary-soft)}
.nav-search{display:none}
.hero-inner{grid-template-columns:1fr;gap:34px;padding:56px 0}
.hero h1{font-size:32px;max-width:none}
.news-grid{grid-template-columns:repeat(2,1fr)}
.benefit-grid{grid-template-columns:1fr;gap:20px}
.steps{grid-template-columns:repeat(2,1fr)}
.cta-band{grid-template-columns:1fr;padding:38px 28px;gap:30px}
.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:768px){
.container{padding:0 18px}
.section{padding:52px 0}
.hero h1{font-size:27px}
.hero-sub{font-size:15.5px}
.section-head h2{font-size:23px}
.news-grid{grid-template-columns:1fr}
.hero-meta{gap:18px}
.hero-meta strong{font-size:19px}
.faq-q{padding:18px 18px;font-size:16px}
.faq-a{padding:0 18px 20px}
.cta-band{padding:30px 22px;border-radius:14px}
.cta-band h2{font-size:23px}
.form-card{padding:22px}
.footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
.brand{font-size:17px}
.header-actions{gap:8px}
.btn{width:100%;padding:0 18px}
.header-actions .btn{width:auto}
.hero-actions .btn{width:100%}
.steps{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
}
/* roulang page: category4 */
:root{
--primary:#1B6B93;
--primary-dark:#14506E;
--primary-soft:#E8F3F9;
--accent:#E8873A;
--accent-dark:#C96A22;
--teal:#2A9D8F;
--bg:#F6F9FC;
--surface:#FFFFFF;
--border:#DCE6EF;
--text:#0F2740;
--muted:#4A657A;
--faint:#7B93A8;
--success:#1F9D6A;
--warning:#D97706;
--danger:#D64545;
--radius-card:14px;
--radius-btn:10px;
--radius-pill:999px;
--shadow-sm:0 4px 14px rgba(15,39,64,.06);
--shadow-card:0 10px 30px rgba(15,39,64,.08);
--shadow-hover:0 16px 40px rgba(15,39,64,.14);
--container:1200px;
--font:"Microsoft YaHei","PingFang SC","Noto Sans SC","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:92px;}
body{
margin:0;
font-family:var(--font);
font-size:16px;
line-height:1.75;
color:var(--text);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover{color:var(--primary-dark);}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;color:var(--text);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:84px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
color:var(--primary);background:var(--primary-soft);
padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.section-head h2{font-size:28px;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;line-height:1.85;margin:0;}
/* ============ 头部导航 ============ */
.site-header{
position:sticky;top:0;z-index:200;background:var(--surface);
border-bottom:1px solid #E3EAF2;
box-shadow:0 2px 12px rgba(15,39,64,.05);
}
.header-inner{display:flex;align-items:center;gap:24px;height:74px;}
.logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text);letter-spacing:.01em;flex-shrink:0;}
.logo:hover{color:var(--primary);}
.logo-mark{
width:36px;height:36px;border-radius:10px;flex-shrink:0;
background:linear-gradient(135deg,var(--primary),var(--teal));
color:#fff;display:grid;place-items:center;
}
.logo-mark svg{width:19px;height:19px;}
.main-nav{display:flex;align-items:center;gap:2px;flex:1;justify-content:center;}
.main-nav a{
position:relative;padding:9px 14px;font-size:15px;font-weight:500;
color:var(--muted);border-radius:8px;white-space:nowrap;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.active{color:var(--primary);font-weight:700;}
.main-nav a.active::after{
content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
background:var(--primary);border-radius:2px;
}
.header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search-box{position:relative;}
.search-box input{
width:206px;height:40px;border-radius:var(--radius-pill);
border:1px solid var(--border);background:var(--bg);
padding:0 42px 0 16px;font-size:14px;transition:border-color .2s,box-shadow .2s;
}
.search-box input::placeholder{color:var(--faint);}
.search-box input:focus{
outline:none;border-color:var(--primary);background:var(--surface);
box-shadow:0 0 0 3px rgba(27,107,147,.14);
}
.search-box button{
position:absolute;right:6px;top:50%;transform:translateY(-50%);
width:30px;height:30px;border:0;border-radius:50%;background:transparent;
color:var(--faint);display:grid;place-items:center;cursor:pointer;transition:color .2s,background-color .2s;
}
.search-box button:hover{color:var(--primary);background:var(--primary-soft);}
.search-box svg{width:16px;height:16px;}
.nav-toggle{
display:none;width:42px;height:42px;border-radius:var(--radius-btn);
border:1px solid var(--border);background:var(--surface);color:var(--primary);
align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}
/* ============ 按钮 ============ */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
height:46px;padding:0 24px;border-radius:var(--radius-btn);
font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
white-space:nowrap;
}
.btn svg{width:16px;height:16px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(27,107,147,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(27,107,147,.28);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(232,135,58,.26);}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(232,135,58,.32);}
.btn-ghost{background:var(--surface);color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-light:hover{background:#fff;color:var(--primary-dark);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
/* ============ Hero ============ */
.hero{
position:relative;color:#fff;padding:66px 0 74px;
background-image:url('/assets/images/backpic/back-2.webp');
background-size:cover;background-position:center;
}
.hero::before{
content:"";position:absolute;inset:0;
background:linear-gradient(102deg,rgba(15,39,64,.93) 0%,rgba(20,80,110,.86) 48%,rgba(42,157,143,.66) 100%);
}
.hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:20px;}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span.sep{color:rgba(255,255,255,.45);}
.breadcrumb strong{color:#fff;font-weight:600;}
.hero-badge{
display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
padding:7px 16px;border-radius:var(--radius-pill);
background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.34);
color:#fff;margin-bottom:20px;
}
.hero-badge svg{width:14px;height:14px;}
.hero h1{font-size:40px;line-height:1.25;color:#fff;max-width:860px;margin-bottom:18px;}
.hero-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:720px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
display:inline-flex;align-items:center;gap:8px;font-size:14px;
padding:9px 16px;border-radius:var(--radius-pill);
background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);color:rgba(255,255,255,.94);
}
.chip svg{width:15px;height:15px;color:#B7E4DA;}
/* ============ 数据条 ============ */
.stats-band{margin-top:-42px;position:relative;z-index:5;}
.stats-grid{
display:grid;grid-template-columns:repeat(3,1fr);gap:0;
background:var(--surface);border:1px solid var(--border);
border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;
}
.stat-item{padding:28px 30px;border-right:1px solid var(--border);}
.stat-item:last-child{border-right:0;}
.stat-value{font-size:32px;font-weight:700;color:var(--primary);line-height:1.2;margin-bottom:6px;}
.stat-label{font-size:14px;color:var(--muted);}
/* ============ 步骤时间线 ============ */
.steps-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start;}
.steps-list{position:relative;}
.step{
position:relative;display:grid;grid-template-columns:58px 1fr;gap:22px;
padding-bottom:34px;
}
.step:last-child{padding-bottom:0;}
.step:not(:last-child)::before{
content:"";position:absolute;left:28px;top:62px;bottom:2px;width:2px;
background:linear-gradient(180deg,var(--border),rgba(220,230,239,.35));
}
.step-num{
width:58px;height:58px;border-radius:50%;display:grid;place-items:center;
background:var(--surface);border:2px solid var(--primary);color:var(--primary);
font-size:20px;font-weight:700;position:relative;z-index:1;
box-shadow:0 8px 18px rgba(27,107,147,.14);
}
.step-card{
background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
padding:24px 26px;box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.step-card h3{font-size:20px;margin-bottom:10px;}
.step-card p{color:var(--muted);font-size:15px;line-height:1.8;margin-bottom:14px;}
.step-meta{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
display:inline-flex;align-items:center;font-size:12px;font-weight:600;
padding:5px 12px;border-radius:var(--radius-pill);
background:var(--primary-soft);color:var(--primary);
}
.tag--accent{background:#FDF0E4;color:var(--accent-dark);}
.tag--teal{background:#E4F5F2;color:#1E7A6F;}
.tag--muted{background:#EEF3F8;color:var(--muted);}
.side-panel{
background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
padding:26px;box-shadow:var(--shadow-sm);position:sticky;top:96px;
}
.side-panel h3{font-size:18px;margin-bottom:16px;}
.side-list li{
display:flex;gap:10px;font-size:14px;color:var(--muted);
padding:11px 0;border-bottom:1px dashed var(--border);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list svg{width:16px;height:16px;color:var(--teal);flex-shrink:0;margin-top:5px;}
.side-note{
margin-top:20px;padding:16px;border-radius:12px;background:var(--primary-soft);
font-size:14px;color:var(--primary-dark);line-height:1.75;
}
/* ============ 图文块 ============ */
.media-row{
display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
margin-bottom:64px;
}
.media-row:last-child{margin-bottom:0;}
.media-row.reverse .media-text{order:2;}
.media-figure{
position:relative;border-radius:var(--radius-card);overflow:hidden;
border:1px solid var(--border);box-shadow:var(--shadow-card);background:var(--primary-soft);
}
.media-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.media-figure figcaption{
position:absolute;left:0;right:0;bottom:0;padding:14px 18px;
font-size:13px;color:#fff;
background:linear-gradient(0deg,rgba(15,39,64,.82),rgba(15,39,64,0));
}
.media-text h3{font-size:24px;margin-bottom:14px;}
.media-text p{color:var(--muted);line-height:1.9;margin-bottom:16px;}
.media-points li{display:flex;gap:10px;font-size:15px;color:var(--muted);padding:7px 0;}
.media-points svg{width:17px;height:17px;color:var(--primary);flex-shrink:0;margin-top:5px;}
/* ============ 自查清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.check-card{
background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
padding:24px;box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C7DBE9;}
.check-icon{
width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
background:#E4F5F2;color:#1E7A6F;margin-bottom:14px;
}
.check-icon svg{width:20px;height:20px;}
.check-card h3{font-size:17px;margin-bottom:8px;}
.check-card p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;}
/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq{
background:var(--surface);border:1px solid var(--border);
border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);
}
.faq details{border-bottom:1px solid var(--border);}
.faq details:last-child{border-bottom:0;}
.faq summary{
display:flex;align-items:center;justify-content:space-between;gap:18px;
padding:20px 24px;font-size:16px;font-weight:600;cursor:pointer;
list-style:none;transition:background-color .2s ease,color .2s ease;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{background:var(--primary-soft);color:var(--primary-dark);}
.faq .faq-chev{width:18px;height:18px;flex-shrink:0;color:var(--primary);transition:transform .28s ease;}
.faq details[open] .faq-chev{transform:rotate(180deg);}
.faq details[open] summary{color:var(--primary-dark);}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.9;}
/* ============ CTA / 表单 ============ */
.cta-section{padding:84px 0;background:linear-gradient(180deg,#EEF5FA 0%,var(--bg) 100%);}
.cta-panel{
display:grid;grid-template-columns:1fr 1fr;gap:44px;
background:var(--surface);border:1px solid var(--border);
border-radius:18px;padding:44px;box-shadow:var(--shadow-card);
}
.cta-copy h2{font-size:28px;margin-bottom:14px;}
.cta-copy p{color:var(--muted);line-height:1.9;}
.cta-list{margin-top:22px;}
.cta-list li{display:flex;gap:10px;font-size:15px;color:var(--muted);padding:8px 0;}
.cta-list svg{width:17px;height:17px;color:var(--accent);flex-shrink:0;margin-top:5px;}
.contact-box{
margin-top:24px;padding:18px 20px;border-radius:12px;
background:var(--primary-soft);border:1px solid #CFE4F0;
}
.contact-box strong{display:block;font-size:15px;color:var(--primary-dark);margin-bottom:6px;}
.contact-box span{font-size:14px;color:var(--muted);line-height:1.8;}
.form-row{margin-bottom:18px;}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px;}
.form-row input[type="text"],
.form-row input[type="tel"],
.form-row textarea{
width:100%;border:1px solid var(--border);border-radius:var(--radius-btn);
background:var(--surface);padding:0 16px;height:46px;font-size:15px;
transition:border-color .2s ease,box-shadow .2s ease;
}
.form-row textarea{height:auto;padding:12px 16px;min-height:104px;resize:vertical;line-height:1.7;}
.form-row input::placeholder,.form-row textarea::placeholder{color:var(--faint);}
.form-row input:focus,.form-row textarea:focus{
outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(27,107,147,.14);
}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:20px;}
.form-check input{width:17px;height:17px;margin-top:3px;accent-color:var(--primary);flex-shrink:0;}
.form-hint{font-size:13px;color:var(--faint);margin-top:12px;}
/* ============ 页脚 ============ */
.site-footer{background:#0F2740;color:rgba(255,255,255,.72);padding:60px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand{
display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;
color:#fff;margin-bottom:16px;
}
.footer-brand:hover{color:#A8D3EA;}
.footer-brand .logo-mark{background:linear-gradient(135deg,var(--primary),var(--teal));}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin:0;}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-links a:hover{color:#A8D3EA;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.7);padding:5px 0;line-height:1.75;}
.footer-contact strong{color:rgba(255,255,255,.92);font-weight:600;}
.footer-bottom{
margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
font-size:13px;color:rgba(255,255,255,.5);line-height:1.8;
}
/* ============ 响应式 ============ */
@media (max-width:1080px){
.main-nav{display:none;}
.main-nav.open{
display:flex;flex-direction:column;align-items:stretch;gap:4px;
position:absolute;top:74px;left:0;right:0;background:var(--surface);
padding:16px 24px 22px;border-bottom:1px solid var(--border);
box-shadow:0 18px 30px rgba(15,39,64,.12);
}
.main-nav.open a{padding:12px 14px;font-size:16px;}
.main-nav.open a.active::after{display:none;}
.main-nav.open a.active{background:var(--primary-soft);}
.header-inner{position:relative;}
.nav-toggle{display:inline-flex;}
.header-tools{margin-left:auto;}
.search-box input{width:150px;}
.steps-layout{grid-template-columns:1fr;}
.side-panel{position:static;}
.check-grid{grid-template-columns:repeat(2,1fr);}
.footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:860px){
.hero{padding:52px 0 62px;}
.hero h1{font-size:32px;}
.hero-lead{font-size:16px;}
.section{padding:62px 0;}
.section-head h2{font-size:24px;}
.media-row{grid-template-columns:1fr;gap:26px;margin-bottom:48px;}
.media-row.reverse .media-text{order:0;}
.cta-panel{grid-template-columns:1fr;padding:30px;gap:30px;}
.stats-grid{grid-template-columns:1fr;}
.stat-item{border-right:0;border-bottom:1px solid var(--border);}
.stat-item:last-child{border-bottom:0;}
.stats-band{margin-top:-32px;}
}
@media (max-width:640px){
.container{padding:0 18px;}
.header-inner{height:66px;}
.logo{font-size:16px;}
.logo-mark{width:32px;height:32px;}
.search-box{display:none;}
.main-nav.open{top:66px;padding:14px 18px 20px;}
.hero h1{font-size:27px;}
.hero-actions{gap:10px;}
.hero-actions .btn{width:100%;}
.chip{font-size:13px;padding:8px 13px;}
.section{padding:52px 0;}
.step{grid-template-columns:44px 1fr;gap:16px;padding-bottom:26px;}
.step-num{width:44px;height:44px;font-size:17px;}
.step:not(:last-child)::before{left:21px;top:48px;}
.step-card{padding:20px;}
.check-grid{grid-template-columns:1fr;}
.faq summary{padding:17px 18px;font-size:15px;}
.faq-body{padding:0 18px 18px;}
.cta-panel{padding:24px;}
.footer-grid{grid-template-columns:1fr;gap:28px;}
.footer-bottom{flex-direction:column;}
.btn{width:100%;}
.btn.btn-auto{width:auto;}
}