/* roulang page: index */
:root{
--brand-900:#062A22; --brand-700:#0E4638; --brand-600:#14614C; --brand-500:#1B7A5F;
--brand-100:#DCEBE5; --brand-50:#F1F7F4;
--accent-600:#E85A1E; --accent-500:#FF6B2C; --accent-100:#FFE6DA;
--lime:#CBEA5B;
--bg:#F6F8F5; --card:#FFFFFF; --ink-900:#0F1C18; --ink-700:#4A5A55; --ink-500:#8A9994;
--line:#E3E8E4;
--ok:#1B8F63; --warn:#C97A18; --danger:#C0402F;
--radius-card:16px; --radius-img:12px; --radius-btn:10px;
--shadow-sm:0 1px 2px rgba(9,42,34,.06);
--shadow-md:0 6px 18px -10px rgba(9,42,34,.22);
--shadow-hover:0 14px 32px -14px rgba(9,42,34,.30);
--ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:136px;-webkit-text-size-adjust:100%;}
body{
margin:0;background:var(--bg);color:var(--ink-900);
font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
font-size:17px;line-height:1.9;letter-spacing:.01em;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;}
/* ---------- 顶部细提示条 ---------- */
.topbar{background:var(--brand-900);color:rgba(255,255,255,.86);font-size:13px;line-height:1.6;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:36px;}
.topbar-links{display:flex;align-items:center;gap:14px;white-space:nowrap;}
.topbar-link{color:rgba(255,255,255,.86);}
.topbar-link:hover{color:var(--lime);}
.topbar-divider{width:1px;height:14px;background:rgba(255,255,255,.24);}
/* ---------- 双层导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);}
.brand-row{display:flex;align-items:center;gap:24px;min-height:64px;}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(140deg,var(--brand-600),var(--brand-900));display:flex;align-items:center;justify-content:center;flex:0 0 auto;}
.logo-text{display:flex;flex-direction:column;line-height:1.25;}
.logo-main{font-size:18px;font-weight:700;color:var(--brand-900);letter-spacing:0;}
.logo-sub{font-size:12px;color:var(--ink-500);letter-spacing:.06em;}
.brand-links{display:flex;align-items:center;gap:20px;font-size:14px;color:var(--ink-700);margin-left:8px;}
.brand-links a:hover{color:var(--brand-600);}
.brand-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.site-search{display:flex;align-items:center;background:var(--brand-50);border:1px solid var(--line);border-radius:var(--radius-btn);height:40px;padding:0 6px 0 14px;width:250px;transition:border-color var(--ease),box-shadow var(--ease);}
.site-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(27,122,95,.16);}
.search-input{border:0;background:transparent;outline:0;font-size:14px;width:100%;}
.search-input::placeholder{color:var(--ink-500);}
.search-btn{border:0;background:var(--brand-600);color:#fff;width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color var(--ease);}
.search-btn:hover{background:var(--brand-700);}
.search-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:var(--radius-btn);width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer;color:var(--brand-700);}
.channel-bar{position:relative;border-top:1px solid var(--line);}
.channel-bar::before,.channel-bar::after{content:"";position:absolute;top:0;bottom:0;width:16px;pointer-events:none;z-index:2;}
.channel-bar::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0));}
.channel-bar::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0));}
.channel-scroll{display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x proximity;padding:8px 0;scrollbar-width:none;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-pill{flex:0 0 auto;scroll-snap-align:start;padding:8px 18px;border-radius:999px;font-size:15px;color:var(--ink-700);white-space:nowrap;}
.channel-pill:hover{color:var(--brand-600);background:var(--brand-50);}
.channel-pill.active{color:var(--brand-600);background:var(--brand-50);font-weight:600;box-shadow:inset 0 -2px 0 var(--accent-500);}
/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all var(--ease);}
.btn-primary{background:var(--brand-600);color:#fff;}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900);}
.btn-ghost:hover{border-color:var(--brand-100);color:var(--brand-600);background:var(--brand-50);}
.btn-lime{background:var(--lime);color:var(--brand-900);}
.btn-lime:hover{background:#d8f26f;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}
/* ---------- Hero ---------- */
.hero{position:relative;background:var(--brand-900);color:#fff;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(6,42,34,.84),rgba(6,42,34,.93)),url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;background-repeat:no-repeat;}
.hero-shape{position:absolute;right:0;bottom:0;width:360px;height:130px;background:rgba(203,234,91,.10);clip-path:polygon(0 100%,100% 0,100% 100%);pointer-events:none;}
.hero-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;min-height:clamp(480px,62vh,640px);padding:56px 0 64px;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(203,234,91,.14);border:1px solid rgba(203,234,91,.36);color:var(--lime);font-size:13px;letter-spacing:.04em;}
.hero-title{font-size:48px;line-height:1.2;font-weight:700;margin:20px 0 18px;color:#fff;}
.hero-sub{font-size:19px;line-height:1.8;color:rgba(255,255,255,.82);max-width:560px;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:14px 36px;}
.trust-item{display:flex;flex-direction:column;}
.trust-num{font-size:22px;font-weight:700;color:var(--lime);line-height:1.4;font-variant-numeric:tabular-nums;}
.trust-label{font-size:13px;color:rgba(255,255,255,.72);}
.hero-card{background:#fff;border-radius:var(--radius-card);padding:28px;box-shadow:0 24px 48px -24px rgba(0,0,0,.5);color:var(--ink-900);}
.hero-card h2{font-size:19px;font-weight:700;margin-bottom:8px;}
.hero-card p{font-size:14px;line-height:1.7;color:var(--ink-700);margin-bottom:18px;}
.hero-card .field-label{display:block;font-size:13px;color:var(--ink-700);margin-bottom:6px;}
.hero-card input{width:100%;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);padding:0 14px;font-size:15px;outline:0;background:#fff;transition:all var(--ease);}
.hero-card input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(27,122,95,.16);}
.hero-card .btn{width:100%;margin-top:14px;}
.hero-links{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:9px;font-size:14px;}
.hero-links a{color:var(--ink-700);}
.hero-links a:hover{color:var(--accent-600);}
/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-alt{background:#fff;}
.section-head{margin-bottom:40px;}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.12em;color:var(--brand-600);font-weight:600;margin-bottom:12px;}
.section-title{font-size:34px;line-height:1.3;font-weight:700;margin-bottom:14px;}
.section-desc{font-size:16px;color:var(--ink-700);max-width:760px;margin:0;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent-600);font-size:15px;font-weight:600;}
.text-link .arrow{transition:transform var(--ease);}
.text-link:hover .arrow{transform:translateX(3px);}
/* ---------- 服务区（非对称） ---------- */
.service-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.service-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:all var(--ease);}
.service-card:hover{border-color:var(--brand-100);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.service-a{grid-column:span 6;grid-row:span 2;padding:0;overflow:hidden;}
.service-b{grid-column:span 6;}
.service-c{grid-column:span 3;}
.service-d{grid-column:span 3;}
.service-media{aspect-ratio:16/10;overflow:hidden;border-radius:var(--radius-card) var(--radius-card) 0 0;}
.service-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.service-card:hover .service-media img{transform:scale(1.03);}
.service-body{padding:24px 26px 26px;}
.service-no{font-size:13px;font-weight:700;color:var(--accent-600);letter-spacing:.1em;margin-bottom:10px;}
.service-icon{width:40px;height:40px;border-radius:12px;background:var(--brand-50);color:var(--brand-600);display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.service-card h3{font-size:22px;line-height:1.4;font-weight:600;margin-bottom:10px;}
.service-card p{font-size:15px;line-height:1.8;color:var(--ink-700);margin-bottom:16px;}
.service-points{list-style:none;padding:0;margin:0 0 18px;display:flex;flex-direction:column;gap:8px;}
.service-points li{position:relative;padding-left:18px;font-size:14px;line-height:1.7;color:var(--ink-700);}
.service-points li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--brand-500);}
/* ---------- 数据带 ---------- */
.band{position:relative;background:var(--brand-900);color:#fff;overflow:hidden;}
.band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:44px 44px;pointer-events:none;}
.band-inner{position:relative;display:grid;grid-template-columns:4fr 8fr;gap:48px;padding:72px 0;}
.band h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:14px;}
.band p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.72);margin:0;}
.band-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.metric{padding:0 24px;border-left:1px solid rgba(255,255,255,.12);}
.metric:first-child{border-left:0;padding-left:0;}
.metric-num{font-size:46px;line-height:1.1;font-weight:700;font-variant-numeric:tabular-nums;color:#fff;}
.metric-num span{font-size:18px;font-weight:600;margin-left:4px;color:var(--lime);}
.metric-line{width:34px;height:3px;background:var(--lime);margin:14px 0 12px;}
.metric-label{font-size:14px;line-height:1.7;color:rgba(255,255,255,.72);}
/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.case-card{position:relative;border-radius:var(--radius-card);overflow:hidden;aspect-ratio:16/9;box-shadow:var(--shadow-sm);transition:all var(--ease);}
.case-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.case-card img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease-out;}
.case-card:hover img{transform:scale(1.04);}
.case-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,42,34,.08) 30%,rgba(6,42,34,.86));display:flex;flex-direction:column;justify-content:flex-end;padding:26px;color:#fff;}
.case-tag{display:inline-block;align-self:flex-start;font-size:12px;padding:3px 10px;border-radius:6px;background:rgba(203,234,91,.18);color:var(--lime);border:1px solid rgba(203,234,91,.36);margin-bottom:10px;}
.case-title{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:6px;}
.case-meta{font-size:13px;color:rgba(255,255,255,.76);}
/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.flow-step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-sm);transition:all var(--ease);}
.flow-step:hover{border-color:var(--brand-100);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.flow-step::after{content:"";position:absolute;top:44px;right:-24px;width:24px;border-top:2px dashed var(--brand-100);}
.flow-step:last-child::after{display:none;}
.flow-no{width:36px;height:36px;border-radius:50%;background:var(--brand-600);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;margin-bottom:16px;}
.flow-step h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.flow-step p{font-size:14px;line-height:1.75;color:var(--ink-700);margin:0;}
/* ---------- 资讯（CMS） ---------- */
.filter-pills{display:flex;gap:8px;flex-wrap:wrap;}
.filter-pill{font-size:13px;padding:6px 14px;border-radius:999px;background:var(--brand-50);color:var(--brand-700);border:1px solid var(--brand-100);}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--ease);}
.post-card:hover{border-color:var(--brand-100);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.post-cover{aspect-ratio:16/10;overflow:hidden;}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.post-card:hover .post-cover img{transform:scale(1.03);}
.post-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.post-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.badge{font-size:13px;padding:3px 10px;border-radius:6px;background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-100);color:var(--accent-600);}
.post-date{font-size:13px;color:var(--ink-500);}
.post-title{font-size:18px;line-height:1.5;font-weight:600;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-excerpt{font-size:14px;line-height:1.7;color:var(--ink-700);margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-more{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent-600);}
.post-more .arrow{transition:transform var(--ease);}
.post-card:hover .post-more .arrow{transform:translateX(3px);}
.empty-state{grid-column:1 / -1;text-align:center;padding:56px 24px;background:var(--card);border:1px dashed var(--line);border-radius:var(--radius-card);}
.empty-state svg{width:48px;height:48px;margin:0 auto 14px;color:var(--ink-500);}
.empty-state p{font-size:14px;color:var(--ink-700);margin-bottom:16px;}
/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;}
.faq-aside h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:14px;}
.faq-aside p{font-size:15px;line-height:1.85;color:var(--ink-700);}
.faq-contact{margin-top:22px;padding:20px;background:var(--brand-50);border-radius:var(--radius-card);border:1px solid var(--brand-100);}
.faq-contact span{display:block;font-size:13px;color:var(--ink-500);margin-bottom:4px;}
.faq-contact strong{font-size:19px;color:var(--brand-900);font-variant-numeric:tabular-nums;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0 20px 0;font-size:17px;font-weight:600;cursor:pointer;list-style:none;transition:color var(--ease);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-600);}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--brand-600);transition:transform 300ms ease-out;flex:0 0 auto;line-height:1;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item[open] summary{border-left:3px solid var(--accent-500);padding-left:16px;color:var(--brand-700);}
.faq-answer{padding:0 0 22px;font-size:16px;line-height:1.8;color:var(--ink-700);max-width:760px;}
.faq-item[open] .faq-answer{padding-left:16px;}
/* ---------- 联系 ---------- */
.contact-layout{display:grid;grid-template-columns:7fr 5fr;gap:32px;}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;box-shadow:var(--shadow-sm);}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.form-field{display:flex;flex-direction:column;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:14px;color:var(--ink-700);margin-bottom:8px;}
.form-field input,.form-field select,.form-field textarea{height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);padding:0 14px;font-size:15px;background:#fff;outline:0;transition:all var(--ease);}
.form-field textarea{height:auto;min-height:120px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(27,122,95,.16);}
.form-field input:disabled,.form-field textarea:disabled{background:#F2F4F2;color:var(--ink-500);cursor:not-allowed;}
.form-field.error input,.form-field.error textarea{border-color:var(--danger);}
.form-hint{font-size:14px;color:var(--danger);margin-top:6px;}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-700);line-height:1.7;}
.form-check input{width:16px;height:16px;margin-top:5px;accent-color:var(--brand-600);}
.form-actions{display:flex;justify-content:flex-end;margin-top:6px;}
.info-card{background:var(--brand-900);color:#fff;border-radius:var(--radius-card);padding:32px;position:relative;overflow:hidden;}
.info-card::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:rgba(203,234,91,.10);}
.info-card h3{font-size:20px;font-weight:600;margin-bottom:18px;position:relative;}
.info-list{list-style:none;padding:0;margin:0 0 24px;position:relative;}
.info-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:14px;line-height:1.7;}
.info-list li:last-child{border-bottom:0;}
.info-list .k{flex:0 0 72px;color:rgba(255,255,255,.6);}
.info-list .v{color:#fff;font-variant-numeric:tabular-nums;}
.info-thumb{border-radius:var(--radius-img);overflow:hidden;position:relative;aspect-ratio:16/9;}
.info-thumb img{width:100%;height:100%;object-fit:cover;}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14px;line-height:1.8;}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-bottom:44px;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.6);}
.footer-brand p{margin-top:16px;font-size:14px;color:rgba(255,255,255,.72);max-width:300px;}
.footer-col h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.58);}
.footer-bottom-links{display:flex;gap:18px;}
.footer-bottom-links a:hover{color:var(--lime);}
/* ---------- 返回顶部 ---------- */
.back-to-top{position:fixed;right:24px;bottom:28px;width:48px;height:48px;border-radius:50%;background:var(--brand-600);color:#fff;border:0;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--ease);z-index:70;}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top:hover{background:var(--brand-700);}
/* ---------- 响应式 ---------- */
@media (max-width:1024px){
.container{padding:0 24px;}
.section{padding:64px 0;}
.brand-links{display:none;}
.hero-inner{grid-template-columns:1fr;gap:32px;padding:48px 0 56px;}
.hero-title{font-size:36px;}
.band-inner{grid-template-columns:1fr;gap:32px;padding:56px 0;}
.band-metrics{grid-template-columns:repeat(2,1fr);gap:28px 0;}
.metric:nth-child(3){border-left:0;padding-left:0;}
.service-a,.service-b{grid-column:span 12;grid-row:auto;}
.service-c,.service-d{grid-column:span 6;}
.flow{grid-template-columns:repeat(2,1fr);}
.flow-step:nth-child(2)::after{display:none;}
.post-grid{grid-template-columns:repeat(2,1fr);}
.faq-layout{grid-template-columns:1fr;gap:32px;}
.contact-layout{grid-template-columns:1fr;}
}
@media (max-width:768px){
.topbar-note{display:none;}
.site-search{display:none;}
.search-toggle{display:flex;}
.site-header.search-open .site-search{display:flex;width:100%;margin:0 0 12px;}
.site-header.search-open .brand-row{flex-wrap:wrap;}
.brand-row{min-height:60px;}
.channel-scroll{padding:6px 0;}
.case-grid{grid-template-columns:1fr;}
.footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
.form-grid{grid-template-columns:1fr;}
.form-actions{justify-content:stretch;}
.form-actions .btn{width:100%;}
}
@media (max-width:640px){
.container{padding:0 20px;}
.section{padding:56px 0;}
.hero-title{font-size:32px;line-height:1.28;}
.hero-sub{font-size:16px;}
.section-title{font-size:26px;}
.band h2,.faq-aside h2{font-size:24px;}
.footer-grid{grid-template-columns:1fr;}
.service-c,.service-d{grid-column:span 12;}
.flow{grid-template-columns:1fr;}
.flow-step::after{display:none;}
.post-grid{grid-template-columns:1fr;}
.band-metrics{grid-template-columns:1fr;}
.metric{border-left:0;padding:0;}
.topbar-inner{justify-content:flex-start;}
}
/* roulang page: category1 */
:root{
--brand-900:#062A22;
--brand-700:#0E4638;
--brand-600:#14614C;
--brand-500:#1B7A5F;
--brand-100:#DCEBE5;
--brand-50:#F1F7F4;
--accent-600:#E85A1E;
--accent-500:#FF6B2C;
--accent-100:#FFE6DA;
--lime:#CBEA5B;
--ink-900:#0F1C18;
--ink-700:#2A3A34;
--ink-500:#4A5A55;
--ink-400:#8A9994;
--line:#E3E8E4;
--bg:#F6F8F5;
--ok:#1B8F63;
--warn:#C97A18;
--danger:#C0402F;
--r-card:16px;
--r-img:12px;
--r-btn:10px;
--shadow-sm:0 1px 2px rgba(9,42,34,.06);
--shadow-md:0 6px 18px -10px rgba(9,42,34,.22);
--shadow-lg:0 14px 32px -14px rgba(9,42,34,.30);
--ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:140px;}
body{
margin:0;
font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
font-size:17px;
line-height:1.9;
letter-spacing:.01em;
color:var(--ink-900);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
body h1,body h2,body h3,body h4{letter-spacing:0;color:var(--ink-900);}
body p{margin:0 0 19px;}
body ul{margin:0 0 19px;padding-left:1.4em;}
body li{margin-bottom:8px;}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease);}
a:hover{color:var(--accent-500);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.num{font-variant-numeric:tabular-nums;}
/* ---------- 按钮 ---------- */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
height:44px;min-height:44px;padding:0 22px;border-radius:var(--r-btn);
font-size:15px;font-weight:600;line-height:1;cursor:pointer;
border:1px solid transparent;text-decoration:none;white-space:nowrap;
transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--brand-600);color:#fff;}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-sm);}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-600);background:var(--brand-50);}
.btn-lime{background:var(--lime);color:var(--ink-900);}
.btn-lime:hover{background:#D9F176;color:var(--ink-900);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn.disabled,.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent-600);}
.link-arrow svg{transition:transform var(--ease);}
.link-arrow:hover{color:var(--accent-500);}
.link-arrow:hover svg{transform:translateX(3px);}
/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:6px;font-size:13px;font-weight:600;background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-100);color:var(--accent-600);}
/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);}
.brand-row{position:relative;display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;}
.logo-mark{width:38px;height:38px;border-radius:10px;background:var(--brand-900);display:flex;align-items:center;justify-content:center;flex:0 0 auto;}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-main{font-size:18px;font-weight:700;color:var(--ink-900);}
.logo-sub{font-size:11px;letter-spacing:.14em;color:var(--ink-400);}
.brand-links{display:flex;align-items:center;gap:22px;margin-left:6px;}
.brand-links a{font-size:14px;color:var(--ink-500);}
.brand-links a:hover{color:var(--brand-600);}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-toggle{display:none;width:44px;height:44px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--brand-700);place-items:center;cursor:pointer;}
.search-toggle:hover{border-color:var(--brand-600);background:var(--brand-50);}
.site-search{display:flex;align-items:center;width:250px;padding:3px 3px 3px 14px;background:var(--brand-50);border:1px solid var(--line);border-radius:999px;}
.search-input{flex:1;min-width:0;height:34px;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-900);font-family:inherit;}
.search-input::placeholder{color:var(--ink-400);}
.search-btn{width:32px;height:32px;flex:0 0 auto;border:0;border-radius:999px;background:var(--brand-600);color:#fff;display:grid;place-items:center;cursor:pointer;transition:background var(--ease);}
.search-btn:hover{background:var(--brand-700);}
.channel-bar{border-top:1px solid var(--line);background:#fff;}
.channel-scroll{display:flex;gap:8px;padding:10px 0;overflow-x:auto;scrollbar-width:none;scroll-snap-type:x proximity;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-pill{flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:14px;color:var(--ink-700);border-bottom:2px solid transparent;scroll-snap-align:start;white-space:nowrap;}
.channel-pill:hover{color:var(--brand-600);background:var(--brand-50);}
.channel-pill.active{color:var(--brand-600);background:var(--brand-50);border-bottom-color:var(--accent-500);font-weight:600;}
/* ---------- 内页 Banner ---------- */
.page-hero{
position:relative;overflow:hidden;color:#fff;
background-image:linear-gradient(rgba(6,42,34,.84),rgba(6,42,34,.84)),url('/assets/images/backpic/back-1.png');
background-size:cover;background-position:center;
min-height:262px;display:flex;align-items:center;padding:46px 0;
}
.page-hero::after{
content:'';position:absolute;right:0;bottom:0;width:38%;height:100%;
background:linear-gradient(180deg,rgba(203,234,91,.14),rgba(203,234,91,0));
clip-path:polygon(28% 0,100% 0,100% 100%,0 100%);pointer-events:none;
}
.crumb{position:relative;z-index:2;display:flex;align-items:center;gap:10px;font-size:14px;margin-bottom:18px;color:rgba(255,255,255,.72);}
.crumb a{color:rgba(255,255,255,.72);}
.crumb a:hover{color:var(--lime);}
.crumb .crumb-cur{color:#fff;}
.page-hero h1{position:relative;z-index:2;font-size:48px;line-height:1.22;font-weight:700;color:#fff;margin:0 0 16px;max-width:900px;}
.page-hero-sub{position:relative;z-index:2;margin:0;max-width:720px;font-size:17px;color:rgba(255,255,255,.82);}
.hero-tag{position:relative;z-index:2;display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(203,234,91,.16);color:var(--lime);font-size:13px;font-weight:600;margin-bottom:20px;}
/* ---------- 通用板块标题 ---------- */
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;}
.sec-kicker::before{content:'';width:22px;height:2px;background:var(--accent-500);display:block;}
.sec-head h2{font-size:34px;line-height:1.3;font-weight:700;margin:0 0 14px;}
.sec-head p{font-size:17px;color:var(--ink-500);margin:0;}
/* ---------- 图文介绍区 ---------- */
.intro-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;}
.intro-copy{grid-column:span 6;}
.intro-media{grid-column:span 6;}
.intro-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--shadow-md);}
.check-list{list-style:none;padding:0;margin:0 0 26px;}
.check-list li{position:relative;padding-left:30px;margin-bottom:12px;font-size:16px;color:var(--ink-500);}
.check-list li::before{
content:'';position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:5px;
background:var(--brand-50);border:1px solid var(--brand-100);
background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2314614C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 8.4l2.6 2.6L12 5.4'/%3E%3C/svg%3E");
background-size:12px;background-position:center;background-repeat:no-repeat;
}
/* ---------- 纵向步骤时间轴 ---------- */
.timeline-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);padding:48px 48px 22px;}
.timeline{position:relative;padding-left:44px;}
.timeline::before{content:'';position:absolute;left:16px;top:10px;bottom:44px;width:2px;background:var(--brand-100);}
.step{position:relative;padding-bottom:34px;}
.step:last-child{padding-bottom:8px;}
.step-dot{
position:absolute;left:-44px;top:2px;width:32px;height:32px;border-radius:999px;
background:var(--brand-600);color:#fff;display:grid;place-items:center;
font-size:13px;font-weight:700;letter-spacing:.02em;box-shadow:0 0 0 4px #fff;
}
.step h3{font-size:22px;line-height:1.4;font-weight:600;margin:0 0 10px;}
.step p{font-size:16px;color:var(--ink-500);margin:0 0 12px;max-width:760px;}
.step-meta{display:flex;flex-wrap:wrap;gap:8px;}
.step-meta span{font-size:13px;color:var(--brand-700);background:var(--brand-50);border-radius:6px;padding:4px 10px;}
/* ---------- 提示卡（强调底） ---------- */
.notice-band{background:var(--accent-100);border-radius:var(--r-card);padding:44px;border:1px solid #FFD3BE;}
.notice-band h2{font-size:28px;line-height:1.35;font-weight:700;margin:0 0 12px;}
.notice-band > p{font-size:16px;color:#8A3E1F;margin:0 0 28px;max-width:720px;}
.notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.notice-card{background:#fff;border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-sm);border:1px solid rgba(232,90,30,.14);}
.notice-card h3{font-size:17px;font-weight:600;margin:0 0 8px;display:flex;align-items:center;gap:10px;}
.notice-card h3 i{width:24px;height:24px;border-radius:999px;background:var(--accent-100);color:var(--accent-600);font-size:13px;font-style:normal;font-weight:700;display:grid;place-items:center;flex:0 0 auto;}
.notice-card p{font-size:14px;line-height:1.75;color:var(--ink-500);margin:0;}
/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.faq-aside{grid-column:span 4;}
.faq-aside h2{font-size:34px;line-height:1.3;font-weight:700;margin:0 0 14px;}
.faq-aside p{font-size:16px;color:var(--ink-500);}
.faq-aside .contact-mini{margin-top:26px;padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);}
.faq-aside .contact-mini strong{display:block;font-size:15px;margin-bottom:6px;}
.faq-aside .contact-mini span{display:block;font-size:14px;color:var(--ink-500);}
.faq-list{grid-column:span 8;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--line);border-left:3px solid transparent;transition:border-color var(--ease),background var(--ease);}
.faq-item:last-child{border-bottom:0;}
.faq-item[open]{border-left-color:var(--accent-500);background:#FCFDFC;}
.faq-item summary{
list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:16px;
padding:22px 26px;font-size:17px;font-weight:600;line-height:1.6;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
content:'+';margin-left:auto;font-size:22px;font-weight:400;line-height:1;color:var(--brand-600);
transition:transform 300ms ease-out;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--accent-500);}
.faq-item summary:hover{color:var(--brand-600);}
.faq-body{padding:0 26px 24px 26px;font-size:16px;line-height:1.85;color:var(--ink-500);}
.faq-body p:last-child{margin-bottom:0;}
/* ---------- CTA 带 ---------- */
.cta-band{
position:relative;overflow:hidden;color:#fff;border-radius:var(--r-card);
background-image:linear-gradient(rgba(6,42,34,.88),rgba(6,42,34,.88)),url('/assets/images/backpic/back-2.webp');
background-size:cover;background-position:center;
padding:66px 56px;
}
.cta-band::before{
content:'';position:absolute;inset:0;
background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
background-size:44px 44px;pointer-events:none;
}
.cta-inner{position:relative;display:flex;align-items:center;gap:40px;flex-wrap:wrap;}
.cta-inner h2{font-size:32px;line-height:1.3;font-weight:700;margin:0 0 12px;color:#fff;}
.cta-inner p{margin:0;font-size:16px;color:rgba(255,255,255,.78);max-width:640px;}
.cta-actions{margin-left:auto;display:flex;gap:14px;flex-wrap:wrap;}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:48px;}
.footer-brand .logo-text{margin-bottom:16px;}
.footer-brand .logo-main{color:#fff;font-size:19px;}
.footer-brand .logo-sub{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:0;max-width:340px;}
.footer-col h4{font-size:16px;font-weight:600;color:#fff;margin:0 0 18px;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;font-size:14px;line-height:1.8;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6);}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom-links a{color:rgba(255,255,255,.6);font-size:13px;}
.footer-bottom-links a:hover{color:var(--lime);}
/* ---------- 返回顶部 ---------- */
.to-top{
position:fixed;right:24px;bottom:28px;width:48px;height:48px;border-radius:999px;
background:var(--brand-600);color:#fff;border:0;display:grid;place-items:center;cursor:pointer;
box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);
transition:opacity var(--ease),transform var(--ease),visibility var(--ease),background var(--ease);z-index:70;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-700);}
/* ---------- 响应式 ---------- */
@media (max-width:1023px){
.container{padding:0 24px;}
.brand-links{display:none;}
.brand-row{height:64px;gap:16px;}
.site-search{width:206px;}
.page-hero h1{font-size:36px;}
.page-hero{min-height:230px;padding:40px 0;}
.section{padding:64px 0;}
.intro-copy,.intro-media{grid-column:span 12;}
.intro-media{order:-1;}
.faq-aside,.faq-list{grid-column:span 12;}
.notice-grid{grid-template-columns:1fr 1fr;}
.footer-grid{grid-template-columns:1fr 1fr;}
.timeline-wrap{padding:36px 28px 12px;}
.cta-band{padding:48px 32px;}
.cta-actions{margin-left:0;width:100%;}
}
@media (max-width:767px){
body{font-size:16px;}
.container{padding:0 20px;}
.site-search{display:none;position:absolute;left:20px;right:20px;top:calc(100% - 4px);width:auto;background:#fff;box-shadow:var(--shadow-md);z-index:80;}
.site-search.open{display:flex;}
.search-toggle{display:grid;}
.brand-actions .btn-primary{padding:0 14px;font-size:14px;height:40px;min-height:40px;}
.page-hero h1{font-size:28px;line-height:1.3;}
.page-hero-sub{font-size:15px;}
.sec-head h2,.faq-aside h2{font-size:26px;}
.sec-head{margin-bottom:28px;}
.section{padding:56px 0;}
.notice-grid{grid-template-columns:1fr;}
.notice-band{padding:28px 22px;}
.timeline-wrap{padding:28px 20px 10px;}
.timeline{padding-left:38px;}
.timeline::before{left:14px;}
.step-dot{left:-38px;width:28px;height:28px;font-size:12px;}
.step h3{font-size:19px;}
.faq-item summary{padding:18px 20px;font-size:16px;}
.faq-body{padding:0 20px 20px;}
.cta-band{padding:40px 22px;}
.cta-inner h2{font-size:24px;}
.footer-grid{grid-template-columns:1fr;gap:28px;}
.footer-bottom{flex-direction:column;align-items:flex-start;}
.to-top{right:16px;bottom:18px;}
.timeline,.step p{max-width:100%;}
}
@media (max-width:520px){
.brand-actions{gap:8px;}
.logo-main{font-size:16px;}
.logo-sub{font-size:10px;}
.btn{width:100%;}
.cta-actions .btn{width:100%;}
.brand-actions .btn-primary{width:auto;}
}
/* roulang page: article */
:root{
--brand-900:#062A22; --brand-700:#0E4638; --brand-600:#14614C; --brand-500:#1B7A5F;
--brand-100:#DCEBE5; --brand-50:#F1F7F4;
--accent-600:#E85A1E; --accent-500:#FF6B2C; --accent-100:#FFE6DA;
--lime:#CBEA5B;
--ink-900:#0F1C18; --ink-700:#4A5A55; --ink-500:#8A9994; --ink-300:#C7D2CD;
--line:#E3E8E4; --page:#F6F8F5; --card:#FFFFFF;
--ok:#1B8F63; --warn:#C97A18; --danger:#C0402F;
--radius-card:16px; --radius-img:12px; --radius-btn:10px;
--shadow-sm:0 1px 2px rgba(9,42,34,.06);
--shadow-md:0 6px 18px -10px rgba(9,42,34,.22);
--shadow-lg:0 14px 32px -14px rgba(9,42,34,.30);
--ease:200ms ease-out;
--nav-h:126px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 24px)}
body{
margin:0;background:var(--page);color:var(--ink-900);
font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
font-size:17px;line-height:1.9;letter-spacing:.01em;
-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
::selection{background:var(--brand-100)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media(max-width:1024px){.container{padding:0 24px}}
@media(max-width:640px){.container{padding:0 20px}}
/* ===== 按钮 ===== */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:44px;padding:0 20px;border-radius:var(--radius-btn);
font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
cursor:pointer;white-space:nowrap;transition:all var(--ease);
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-600);background:var(--brand-50)}
.btn-lime{background:var(--lime);color:var(--brand-900);font-weight:700}
.btn-lime:hover{transform:translateY(-1px);box-shadow:var(--shadow-md);color:var(--brand-900)}
/* ===== 头部导航 ===== */
.site-header{
position:sticky;top:0;z-index:60;background:#fff;
border-bottom:1px solid var(--line);
}
.brand-row{display:flex;align-items:center;gap:24px;min-height:74px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
width:40px;height:40px;border-radius:12px;background:var(--brand-900);
display:grid;place-items:center;flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18}
.logo-main{font-size:17px;font-weight:700;color:var(--ink-900);letter-spacing:0}
.logo-sub{font-size:12px;color:var(--ink-500);letter-spacing:.06em}
.brand-links{display:flex;align-items:center;gap:22px;font-size:14px;color:var(--ink-700)}
.brand-links a{transition:color var(--ease)}
.brand-links a:hover{color:var(--brand-600)}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-toggle{
display:none;width:44px;height:44px;border-radius:var(--radius-btn);
border:1px solid var(--line);background:#fff;color:var(--ink-700);
place-items:center;cursor:pointer;transition:all var(--ease);
}
.search-toggle:hover{border-color:var(--brand-600);color:var(--brand-600);background:var(--brand-50)}
.site-search{
display:flex;align-items:center;gap:6px;width:250px;
background:#fff;border:1px solid var(--line);border-radius:999px;
padding:4px 4px 4px 16px;transition:border-color var(--ease),box-shadow var(--ease);
}
.site-search:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(27,122,95,.14)}
.search-input{
border:0;outline:0;background:transparent;width:100%;height:34px;
font-size:14px;color:var(--ink-900);
}
.search-input::placeholder{color:var(--ink-500)}
.search-btn{
width:34px;height:34px;flex:none;border-radius:999px;border:0;
background:var(--brand-600);color:#fff;display:grid;place-items:center;
cursor:pointer;transition:background var(--ease);
}
.search-btn:hover{background:var(--brand-700)}
.channel-bar{border-top:1px solid var(--line);background:#fff}
.channel-scroll{
display:flex;gap:8px;padding:8px 0;overflow-x:auto;
scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-pill{
position:relative;flex:none;padding:8px 16px;border-radius:999px;
font-size:14px;color:var(--ink-700);scroll-snap-align:start;
transition:color var(--ease),background var(--ease);
}
.channel-pill:hover{color:var(--brand-600);background:var(--brand-50)}
.channel-pill.active{color:var(--brand-600);background:var(--brand-50);font-weight:600}
.channel-pill.active::after{
content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
width:22px;height:2px;border-radius:2px;background:var(--accent-500);
}
/* ===== 面包屑 ===== */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{
display:flex;align-items:center;gap:8px;flex-wrap:wrap;
padding:14px 0;font-size:14px;color:var(--ink-500);
}
.crumb a{color:var(--ink-500);transition:color var(--ease)}
.crumb a:hover{color:var(--brand-600)}
.crumb .sep{color:var(--ink-300)}
.crumb .current{color:var(--ink-900);font-weight:500}
/* ===== 文章头部 ===== */
.article-head{
background:linear-gradient(180deg,#FFFFFF 0%,var(--brand-50) 100%);
border-bottom:1px solid var(--line);
padding:44px 0 34px;
}
.article-head-inner{max-width:880px}
.badge{
display:inline-flex;align-items:center;height:26px;padding:0 10px;
border-radius:6px;font-size:13px;font-weight:600;line-height:1;
background:var(--brand-50);color:var(--brand-700);border:1px solid var(--brand-100);
}
.badge-accent{background:var(--accent-100);color:var(--accent-600);border-color:transparent}
.article-title{
font-size:38px;line-height:1.3;font-weight:700;letter-spacing:0;
margin:18px 0 18px;color:var(--ink-900);
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.article-meta{
display:flex;flex-wrap:wrap;align-items:center;gap:10px;
font-size:14px;line-height:1.6;color:var(--ink-500);
font-variant-numeric:tabular-nums;
}
.article-meta em{font-style:normal;font-weight:600;color:var(--ink-700)}
.dot{width:4px;height:4px;border-radius:50%;background:var(--ink-300);flex:none}
/* ===== 布局 ===== */
.article-layout{
display:grid;grid-template-columns:minmax(0,1fr) 320px;
gap:48px;align-items:start;padding:44px 0 76px;
}
.article-main{min-width:0}
/* ===== 封面 ===== */
.article-cover{margin:0 0 36px;border-radius:var(--radius-img);overflow:hidden;background:var(--brand-50)}
.article-cover img{width:100%;aspect-ratio:21/9;object-fit:cover}
/* ===== 正文排版 ===== */
.article-body{font-size:17px;line-height:1.9;letter-spacing:.01em;color:var(--ink-900)}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
position:relative;font-size:26px;line-height:1.4;font-weight:700;
margin:40px 0 16px;padding-left:16px;color:var(--ink-900);
}
.article-body h2::before{
content:"";position:absolute;left:0;top:.28em;
width:4px;height:22px;border-radius:2px;background:var(--brand-500);
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:600;margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:1.4em}
.article-body li{margin-bottom:8px}
.article-body li::marker{color:var(--brand-500)}
.article-body blockquote{
margin:24px 0;padding:16px 22px;background:var(--brand-50);
border-left:4px solid var(--brand-600);border-radius:0 12px 12px 0;color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img);margin:24px auto;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--ink-500);text-align:center;margin-top:10px}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;transition:color var(--ease)}
.article-body a:hover{color:var(--accent-500)}
.article-body strong{font-weight:700}
.article-body code{
background:var(--brand-50);color:var(--brand-700);padding:2px 6px;
border-radius:6px;font-size:.92em;
}
.article-body pre{
background:var(--brand-900);color:#E7F3EE;padding:18px 20px;border-radius:12px;
overflow-x:auto;font-size:14px;line-height:1.7;margin:0 0 20px;
}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--brand-50);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
/* ===== 内容未找到 ===== */
.notfound{
text-align:center;background:#fff;border:1px solid var(--line);
border-radius:var(--radius-card);padding:64px 24px;box-shadow:var(--shadow-sm);
}
.notfound svg{width:48px;height:48px;color:var(--ink-300);margin:0 auto 16px}
.notfound h2{font-size:22px;font-weight:700;margin:0 0 10px}
.notfound p{font-size:15px;color:var(--ink-700);margin:0 0 22px}
/* ===== 标签行 ===== */
.article-tags{
display:flex;flex-wrap:wrap;align-items:center;gap:10px;
margin:40px 0 0;padding-top:24px;border-top:1px solid var(--line);
}
.tag-label{font-size:14px;color:var(--ink-500)}
.tag{
display:inline-flex;align-items:center;height:30px;padding:0 12px;
border-radius:6px;font-size:13px;background:var(--brand-50);color:var(--brand-700);
border:1px solid var(--brand-100);transition:all var(--ease);
}
.tag:hover{background:var(--brand-100);color:var(--brand-700)}
/* ===== 相邻内容 ===== */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0 0}
.post-nav-card{
display:block;background:#fff;border:1px solid var(--line);
border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-sm);
transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-nav-card:hover{transform:translateY(-2px);border-color:var(--brand-100);box-shadow:var(--shadow-md)}
.post-nav-card .kicker{display:block;font-size:13px;color:var(--ink-500);margin-bottom:6px}
.post-nav-card strong{display:block;font-size:16px;font-weight:600;line-height:1.5;color:var(--ink-900)}
.post-nav-card .sub{display:block;font-size:13px;line-height:1.6;color:var(--ink-500);margin-top:6px}
/* ===== 延伸阅读 ===== */
.section-block{margin-top:48px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-title{font-size:22px;font-weight:700;line-height:1.4;margin:0;letter-spacing:0}
.section-sub{font-size:14px;color:var(--ink-500);margin:6px 0 0}
.text-link{
display:inline-flex;align-items:center;gap:6px;font-size:14px;
font-weight:600;color:var(--accent-600);white-space:nowrap;transition:color var(--ease);
}
.text-link svg{transition:transform var(--ease)}
.text-link:hover{color:var(--accent-500)}
.text-link:hover svg{transform:translateX(3px)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);
transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:var(--brand-100);box-shadow:var(--shadow-lg)}
.card-media{display:block;overflow:hidden;background:var(--brand-50)}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-500);font-variant-numeric:tabular-nums}
.card-title{
font-size:17px;font-weight:600;line-height:1.5;color:var(--ink-900);
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-desc{
font-size:14px;line-height:1.7;color:var(--ink-700);
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-link{
margin-top:auto;display:inline-flex;align-items:center;gap:6px;
font-size:14px;font-weight:600;color:var(--accent-600);
}
.card-link svg{transition:transform var(--ease)}
.card:hover .card-link svg{transform:translateX(3px)}
.to-top-link{
display:inline-flex;align-items:center;gap:8px;margin-top:28px;
font-size:14px;font-weight:600;color:var(--brand-600);transition:color var(--ease);
}
.to-top-link:hover{color:var(--accent-500)}
/* ===== 侧栏 ===== */
.article-side{
position:sticky;top:calc(var(--nav-h) + 24px);
display:flex;flex-direction:column;gap:20px;
}
.side-card{
background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
padding:20px;box-shadow:var(--shadow-sm);
}
.side-title{
display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;
color:var(--ink-900);margin:0 0 14px;
}
.side-title::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--brand-500)}
.toc-list{list-style:none;display:flex;flex-direction:column;gap:2px;max-height:330px;overflow:auto}
.toc-list::-webkit-scrollbar{width:4px}
.toc-list::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}
.toc-list a{
display:block;font-size:14px;line-height:1.6;color:var(--ink-700);
padding:6px 10px;border-radius:8px;border-left:2px solid transparent;
transition:all var(--ease);
overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.toc-list a:hover{background:var(--brand-50);color:var(--brand-600)}
.toc-list a.is-active{
background:var(--brand-50);color:var(--brand-600);
border-left-color:var(--accent-500);font-weight:600;
}
.side-links{list-style:none;display:flex;flex-direction:column;gap:12px}
.side-links a{display:flex;gap:8px;font-size:14px;line-height:1.6;color:var(--ink-700);transition:color var(--ease)}
.side-links a::before{content:"";flex:none;width:5px;height:5px;border-radius:50%;background:var(--accent-500);margin-top:9px}
.side-links a:hover{color:var(--brand-600)}
.side-cta{
position:relative;overflow:hidden;border-radius:var(--radius-card);
background:var(--brand-900);padding:24px 20px;color:rgba(255,255,255,.78);
}
.side-cta::after{
content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
background-size:14px 14px;
}
.side-cta h3{position:relative;color:#fff;font-size:18px;font-weight:700;margin:0 0 10px;line-height:1.45}
.side-cta p{position:relative;font-size:14px;line-height:1.8;margin:0 0 16px}
.side-cta .btn{position:relative;width:100%}
/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .logo-text{margin-bottom:16px}
.footer-brand .logo-main{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.6)}
.footer-brand p{font-size:14px;line-height:1.8;margin:0;max-width:330px;color:rgba(255,255,255,.72)}
.footer-col h4{color:#fff;font-size:16px;font-weight:600;margin:0 0 16px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col li{font-size:14px;line-height:1.8}
.footer-col a{color:rgba(255,255,255,.72);transition:color var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
padding:20px 0;display:flex;justify-content:space-between;align-items:center;
gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom-links a{transition:color var(--ease)}
.footer-bottom-links a:hover{color:var(--lime)}
/* ===== 返回顶部 ===== */
.back-top{
position:fixed;right:24px;bottom:28px;z-index:70;
width:48px;height:48px;border-radius:50%;border:0;
background:var(--brand-600);color:#fff;display:grid;place-items:center;
cursor:pointer;box-shadow:var(--shadow-md);
opacity:0;visibility:hidden;transform:translateY(8px);
transition:opacity var(--ease),visibility var(--ease),transform var(--ease),background var(--ease);
}
.back-top.show{opacity:1;visibility:visible;transform:none}
.back-top:hover{background:var(--brand-700)}
/* ===== 响应式 ===== */
@media(max-width:1024px){
:root{--nav-h:112px}
.brand-links{display:none}
.article-layout{grid-template-columns:1fr;gap:40px}
.article-side{position:static;flex-direction:row;flex-wrap:wrap}
.article-side>*{flex:1 1 260px}
.related-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr;gap:28px}
.article-title{font-size:32px}
}
@media(max-width:768px){
:root{--nav-h:106px}
body{font-size:16px;line-height:1.9}
.brand-row{min-height:64px;gap:14px}
.logo-mark{width:36px;height:36px;border-radius:10px}
.logo-main{font-size:16px}
.site-search{display:none}
.search-toggle{display:grid}
.site-search.open{
display:flex;position:absolute;left:0;right:0;top:100%;width:auto;
border-radius:0;border-left:0;border-right:0;padding:10px 20px;
background:#fff;box-shadow:var(--shadow-md);z-index:5;
}
.channel-bar .container{position:relative}
.channel-bar .container::before,
.channel-bar .container::after{
content:"";position:absolute;top:0;bottom:0;width:16px;pointer-events:none;z-index:1;
}
.channel-bar .container::before{left:0;background:linear-gradient(to right,#fff,rgba(255,255,255,0))}
.channel-bar .container::after{right:0;background:linear-gradient(to left,#fff,rgba(255,255,255,0))}
.article-head{padding:32px 0 26px}
.article-title{font-size:27px;line-height:1.34;-webkit-line-clamp:3}
.article-meta{font-size:13px}
.article-layout{padding:32px 0 56px}
.article-body h2{font-size:22px;margin:32px 0 14px}
.article-body h3{font-size:18px;margin:24px 0 10px}
.post-nav{grid-template-columns:1fr}
.related-grid{grid-template-columns:1fr}
.side-cta{padding:22px 18px}
.footer-grid{grid-template-columns:1fr;gap:26px}
.footer-bottom{flex-direction:column;align-items:flex-start}
.back-top{right:16px;bottom:18px;width:44px;height:44px}
}
@media(max-width:520px){
.article-title{font-size:24px}
.brand-actions .btn-primary{padding:0 14px;font-size:14px}
.logo-sub{font-size:11px}
.container{padding:0 18px}
}
/* roulang page: category3 */
:root{
--brand-900:#062A22;
--brand-700:#0E4638;
--brand-600:#14614C;
--brand-500:#1B7A5F;
--brand-100:#DCEBE5;
--brand-50:#F1F7F4;
--accent-600:#E85A1E;
--accent-500:#FF6B2C;
--accent-100:#FFE6DA;
--lime:#CBEA5B;
--ink-900:#0F1C18;
--ink-700:#4A5A55;
--ink-500:#8A9994;
--line:#E3E8E4;
--bg:#F6F8F5;
--surface:#FFFFFF;
--ok:#1B8F63;
--warn:#C97A18;
--danger:#C0402F;
--r-card:16px;
--r-img:12px;
--r-btn:10px;
--r-badge:6px;
--shadow-sm:0 1px 2px rgba(9,42,34,.06);
--shadow-md:0 6px 18px -10px rgba(9,42,34,.22);
--shadow-hover:0 14px 32px -14px rgba(9,42,34,.30);
--tr:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:130px;-webkit-text-size-adjust:100%}
body{
margin:0;
background:var(--bg);
color:var(--ink-900);
font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
font-size:17px;
line-height:1.9;
letter-spacing:.01em;
font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--tr),border-color var(--tr)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:0;font-weight:700}
p{margin:0 0 18px}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
outline:2px solid var(--accent-500);outline-offset:2px;border-radius:4px
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1280px){.container{max-width:1240px}}
/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(9,42,34,.05)}
.site-header .container{position:relative}
.brand-row{display:flex;align-items:center;gap:22px;height:66px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand-600),var(--brand-900));display:inline-flex;align-items:center;justify-content:center;flex:none}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:17px;font-weight:700;color:var(--brand-700);letter-spacing:.02em}
.logo-sub{font-size:11px;letter-spacing:.14em;color:var(--ink-500)}
.brand-links{display:flex;gap:20px;margin-left:6px}
.brand-links a{font-size:14px;color:var(--ink-700);padding:6px 0;border-bottom:1px solid transparent}
.brand-links a:hover{color:var(--brand-600);border-color:var(--accent-500)}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.site-search{display:flex;align-items:center;gap:6px;background:var(--brand-50);border:1px solid var(--line);border-radius:999px;padding:4px 6px 4px 14px;width:246px;transition:border-color var(--tr),box-shadow var(--tr)}
.site-search:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(27,122,95,.14)}
.search-input{border:0;background:transparent;outline:0;font-size:14px;width:100%;height:34px}
.search-input::placeholder{color:var(--ink-500)}
.search-btn{width:32px;height:32px;flex:none;border:0;border-radius:999px;background:var(--brand-600);color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background var(--tr),transform var(--tr)}
.search-btn:hover{background:var(--brand-700);transform:translateY(-1px)}
.search-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--brand-700);align-items:center;justify-content:center;cursor:pointer;transition:all var(--tr)}
.search-toggle:hover{border-color:var(--brand-600);background:var(--brand-50)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background var(--tr),color var(--tr),border-color var(--tr),transform var(--tr),box-shadow var(--tr)}
.btn-primary{background:var(--brand-600);color:#fff}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand-700)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-600);background:var(--brand-50)}
.btn-lime{background:var(--lime);color:var(--ink-900)}
.btn-lime:hover{transform:translateY(-1px);box-shadow:0 14px 32px -14px rgba(203,234,91,.5)}
.btn[disabled],.btn:disabled{background:var(--line);color:var(--ink-500);cursor:not-allowed;box-shadow:none;transform:none}
.channel-bar{background:#fff;border-top:1px solid var(--line)}
.channel-scroll{display:flex;gap:8px;overflow-x:auto;padding:8px 0;scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-pill{flex:none;padding:8px 18px;border-radius:999px;font-size:14px;line-height:20px;color:var(--ink-700);background:#fff;border:1px solid transparent;scroll-snap-align:start;transition:all var(--tr)}
.channel-pill:hover{color:var(--brand-600);background:var(--brand-50)}
.channel-pill.active{color:var(--brand-600);background:var(--brand-50);font-weight:600;box-shadow:inset 0 -2px 0 var(--accent-500)}
/* ---------- banner ---------- */
.page-banner{position:relative;overflow:hidden;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff;min-height:264px;display:flex;align-items:center}
.page-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(115deg,rgba(6,42,34,.93),rgba(14,70,56,.80))}
.page-banner::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:70px;background:#fff;opacity:.06;clip-path:polygon(0 100%,100% 30%,100% 100%)}
.banner-inner{position:relative;z-index:2;padding:56px 0;max-width:800px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:16px}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{opacity:.55}
.breadcrumb .current{color:#fff}
.banner-title{font-size:clamp(28px,4.2vw,46px);line-height:1.24}
.banner-sub{margin:16px 0 0;font-size:17px;line-height:1.8;color:rgba(255,255,255,.84);max-width:660px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--r-badge);font-size:13px;color:#fff;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2)}
/* ---------- sections ---------- */
.section{padding:88px 0}
.section-alt{background:#fff}
.section-dark{background:var(--brand-900);color:#fff}
.section-head{max-width:820px;margin-bottom:40px}
.section-head.row{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;max-width:none}
.section-eyebrow{font-size:13px;font-weight:600;color:var(--brand-500);letter-spacing:.16em;margin-bottom:12px}
.section-dark .section-eyebrow{color:var(--lime)}
.section-title{font-size:34px;line-height:1.3}
.section-desc{margin:14px 0 0;font-size:16px;color:var(--ink-700)}
.section-dark .section-desc{color:rgba(255,255,255,.72)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent-600);transition:gap var(--tr),color var(--tr)}
.link-arrow:hover{color:var(--accent-500);gap:10px}
.section-dark .link-arrow{color:var(--lime)}
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--r-badge);font-size:13px;font-weight:600;background:var(--brand-50);color:var(--brand-700)}
.badge-accent{background:var(--accent-100);color:var(--accent-600)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);transition:border-color var(--tr),box-shadow var(--tr),transform var(--tr)}
.card:hover{border-color:var(--brand-100);box-shadow:var(--shadow-hover);transform:translateY(-2px)}
/* overview */
.overview{display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:auto auto;gap:24px}
.ov-main{grid-row:1 / span 2;overflow:hidden;display:flex;flex-direction:column}
.ov-media{overflow:hidden}
.ov-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 300ms ease-out}
.ov-main:hover .ov-media img{transform:scale(1.03)}
.ov-body{padding:26px 28px 28px}
.ov-body h3{font-size:22px;line-height:1.4;margin:14px 0 10px}
.ov-body p{font-size:15px;line-height:1.8;color:var(--ink-700);margin-bottom:16px}
.ov-list{margin:0 0 20px;display:grid;gap:10px}
.ov-list li{position:relative;padding-left:22px;font-size:14px;line-height:1.7;color:var(--ink-700)}
.ov-list li::before{content:'';position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:2px;background:var(--brand-500)}
.ov-card{padding:24px 26px;display:flex;flex-direction:column;justify-content:center}
.ov-card h3{font-size:19px;line-height:1.45;margin:12px 0 8px}
.ov-card p{font-size:14px;line-height:1.75;color:var(--ink-700);margin-bottom:12px}
.ov-icon{width:52px;height:32px;border-radius:8px;background:var(--brand-900);color:var(--lime);font-size:12px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;letter-spacing:.12em}
/* rail */
.rail{display:flex;gap:22px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--brand-100);border-radius:999px}
.rail-card{flex:0 0 316px;scroll-snap-align:start;overflow:hidden;display:flex;flex-direction:column}
.rail-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 300ms ease-out}
.rail-card:hover img{transform:scale(1.03)}
.rail-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.rail-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-500);margin-bottom:10px}
.rail-title{font-size:18px;line-height:1.5;margin-bottom:8px}
.rail-text{font-size:14px;line-height:1.7;color:var(--ink-700);margin-bottom:16px;flex:1}
/* matrix */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.matrix-card{padding:28px 26px;display:flex;flex-direction:column}
.matrix-card h3{font-size:19px;line-height:1.45;margin:14px 0 8px}
.matrix-card p{font-size:14px;line-height:1.75;color:var(--ink-700);margin-bottom:16px;flex:1}
.matrix-time{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--brand-700);background:var(--brand-50);border-radius:var(--r-badge);padding:5px 10px;margin-bottom:16px}
.matrix-icon{width:44px;height:44px;border-radius:12px;background:var(--brand-50);color:var(--brand-600);display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
/* sla band */
.sla{position:relative;overflow:hidden}
.sla::before{content:'';position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);background-size:22px 22px;opacity:.05;pointer-events:none}
.sla .container{position:relative;z-index:2}
.sla-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:center}
.sla-grid h2{font-size:34px;line-height:1.3}
.sla-grid p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.72)}
.sla-items{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.sla-item{padding-right:20px;border-right:1px solid rgba(255,255,255,.12)}
.sla-item:last-child{border-right:0;padding-right:0}
.sla-num{font-size:44px;font-weight:700;line-height:1.1;letter-spacing:-.02em;color:#fff}
.sla-num em{font-style:normal;font-size:16px;font-weight:600;color:var(--lime);margin-left:4px}
.sla-label{margin-top:10px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.72)}
/* faq */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px}
.faq-aside p{font-size:15px;line-height:1.8;color:var(--ink-700)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{position:relative;cursor:pointer;list-style:none;padding:20px 44px 20px 16px;font-size:17px;font-weight:600;line-height:1.6;border-left:3px solid transparent;transition:border-color var(--tr),color var(--tr)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;line-height:1;color:var(--brand-500);transition:transform 300ms ease-out,color var(--tr)}
.faq-item summary:hover{color:var(--brand-700)}
.faq-item[open] summary{border-left-color:var(--accent-500);color:var(--brand-700)}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg);color:var(--accent-600)}
.faq-answer{padding:0 44px 22px 16px;font-size:16px;line-height:1.8;color:var(--ink-700)}
/* contact */
.contact-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.form-card{padding:32px}
.form-card h3{font-size:22px;margin-bottom:8px}
.form-card .form-note{font-size:14px;color:var(--ink-700);margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-700);margin-bottom:8px}
.input,.select,.textarea{width:100%;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;font-size:15px;transition:border-color var(--tr),box-shadow var(--tr)}
.input,.select{height:44px;padding:0 14px}
.select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-500) 50%),linear-gradient(135deg,var(--ink-500) 50%,transparent 50%);background-position:calc(100% - 20px) 19px,calc(100% - 14px) 19px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.textarea{min-height:124px;padding:12px 14px;line-height:1.7;resize:vertical}
.input:focus,.select:focus,.textarea:focus{outline:0;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(27,122,95,.16)}
.input.error,.textarea.error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(192,64,47,.12)}
.field-hint{font-size:13px;color:var(--danger);margin-top:6px}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.7;color:var(--ink-700);margin:4px 0 24px}
.checkbox-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--brand-600);flex:none}
.checkbox-row a{color:var(--brand-600);text-decoration:underline}
.form-actions{display:flex;justify-content:flex-end;gap:12px}
.contact-side{display:grid;gap:20px}
.info-card{padding:28px 26px}
.info-card h3{font-size:19px;margin-bottom:16px}
.info-list{display:grid;gap:14px}
.info-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;line-height:1.7;color:var(--ink-700);padding-bottom:14px;border-bottom:1px solid var(--line)}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.info-key{flex:none;width:64px;color:var(--ink-500);font-size:14px}
.info-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);margin-top:6px}
/* cta band */
.cta-band{position:relative;overflow:hidden;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff}
.cta-band::before{content:'';position:absolute;inset:0;background:linear-gradient(110deg,rgba(6,42,34,.94),rgba(14,70,56,.82))}
.cta-band .container{position:relative;z-index:2}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:64px 0}
.cta-inner h2{font-size:30px;line-height:1.35}
.cta-inner p{margin:12px 0 0;font-size:16px;color:rgba(255,255,255,.78);max-width:620px}
.cta-actions{display:flex;gap:14px;flex:none;flex-wrap:wrap}
/* footer */
.site-footer{background:var(--brand-900);color:#fff;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:48px}
.footer-brand .logo-text{margin-bottom:16px}
.footer-brand .logo-main{color:#fff;font-size:18px}
.footer-brand .logo-sub{color:rgba(255,255,255,.6)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:0;max-width:340px}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col li,.footer-col a{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom-links a:hover{color:var(--lime)}
/* back to top */
.back-top{position:fixed;right:24px;bottom:28px;width:48px;height:48px;border-radius:999px;border:0;background:var(--brand-600);color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity var(--tr),transform var(--tr),visibility var(--tr),background var(--tr);z-index:60}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--brand-700)}
/* responsive */
@media (max-width:1024px){
.container{padding:0 24px}
.section{padding:64px 0}
.section-title{font-size:28px}
.brand-links{display:none}
.overview{grid-template-columns:1fr}
.ov-main{grid-row:auto}
.matrix{grid-template-columns:repeat(2,1fr)}
.sla-grid{grid-template-columns:1fr;gap:32px}
.sla-items{grid-template-columns:repeat(2,1fr);gap:28px}
.sla-item:nth-child(2){border-right:0;padding-right:0}
.faq-grid{grid-template-columns:1fr;gap:28px}
.contact-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr;gap:28px}
.cta-inner{flex-direction:column;align-items:flex-start;padding:56px 0}
}
@media (max-width:900px){
.site-search{display:none}
.search-toggle{display:inline-flex}
.site-header.search-open .site-search{display:flex;position:absolute;left:0;right:0;top:calc(100% + 8px);width:auto;padding:6px 8px 6px 16px;background:#fff;box-shadow:var(--shadow-hover);z-index:60}
}
@media (max-width:768px){
body{font-size:16px}
.brand-row{height:64px;gap:12px}
.banner-inner{padding:40px 0}
.banner-sub{font-size:16px}
.section{padding:56px 0}
.section-head{margin-bottom:28px}
.section-head.row{flex-direction:column;align-items:flex-start;gap:14px}
.section-title{font-size:26px}
.rail-card{flex:0 0 268px}
.faq-item summary{font-size:16px;padding:18px 40px 18px 14px}
.faq-answer{padding:0 40px 20px 14px;font-size:15px}
.form-card{padding:24px 20px}
.form-actions{justify-content:stretch}
.form-actions .btn{width:100%}
}
@media (max-width:640px){
.container{padding:0 20px}
.matrix{grid-template-columns:1fr}
.sla-items{grid-template-columns:1fr}
.sla-item{border-right:0;padding-right:0;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:18px}
.sla-item:last-child{border-bottom:0;padding-bottom:0}
.footer-grid{grid-template-columns:1fr;gap:28px}
.footer-bottom{flex-direction:column;align-items:flex-start}
.brand-actions .btn{padding:0 14px;min-height:40px;font-size:14px}
.logo-sub{font-size:10px}
.back-top{right:16px;bottom:18px}
.banner-title{font-size:28px}
}
/* roulang page: category2 */
:root{
--brand-900:#062A22; --brand-700:#0E4638; --brand-600:#14614C; --brand-500:#1B7A5F;
--brand-100:#DCEBE5; --brand-50:#F1F7F4;
--accent-600:#E85A1E; --accent-500:#FF6B2C; --accent-100:#FFE6DA;
--lime:#CBEA5B;
--ink-900:#0F1C18; --ink-700:#4A5A55; --ink-500:#8A9994;
--line:#E3E8E4; --bg:#F6F8F5; --card:#FFFFFF;
--ok:#1B8F63; --warn:#C97A18; --danger:#C0402F;
--r-card:16px; --r-img:12px; --r-btn:10px; --r-pill:999px; --r-badge:6px;
--sh-sm:0 1px 2px rgba(9,42,34,.06);
--sh-md:0 6px 18px -10px rgba(9,42,34,.22);
--sh-lg:0 14px 32px -14px rgba(9,42,34,.30);
--t:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:150px;-webkit-text-size-adjust:100%}
body{
margin:0;background:var(--bg);color:var(--ink-900);
font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
font-size:17px;line-height:1.9;letter-spacing:.01em;
font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{list-style:none;padding:0}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
::selection{background:var(--brand-100);color:var(--brand-900)}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
/* ---------- 顶部提示条 ---------- */
.top-strip{background:var(--brand-900);color:rgba(255,255,255,.78);font-size:13.5px;line-height:1.6}
.top-strip .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px}
.top-strip strong{color:#fff;font-weight:600}
.top-strip-links{display:flex;align-items:center;gap:18px}
.top-strip-links a{color:var(--lime)}
.top-strip-links a:hover{color:#fff}
/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;gap:26px;min-height:72px}
.logo{display:flex;align-items:center;gap:11px;flex:none}
.logo-mark{
width:40px;height:40px;border-radius:11px;background:var(--brand-600);
display:flex;align-items:center;justify-content:center;flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:18px;font-weight:700;color:var(--brand-900);letter-spacing:0}
.logo-sub{font-size:11.5px;color:var(--ink-500);letter-spacing:.14em;margin-top:2px}
.brand-links{display:flex;align-items:center;gap:22px;font-size:14.5px;color:var(--ink-700)}
.brand-links a:hover{color:var(--brand-600)}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.site-search{
display:flex;align-items:center;width:240px;height:42px;
border:1px solid var(--line);border-radius:var(--r-pill);background:var(--brand-50);
padding:0 6px 0 16px;transition:border-color var(--t),box-shadow var(--t);
}
.site-search:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(27,122,95,.16);background:#fff}
.search-input{
flex:1;min-width:0;border:0;background:transparent;outline:none;
font-size:14px;color:var(--ink-900);height:38px;
}
.search-input::placeholder{color:var(--ink-500)}
.search-btn{
width:32px;height:32px;border-radius:50%;border:0;background:var(--brand-600);color:#fff;
display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background var(--t);
}
.search-btn:hover{background:var(--brand-700)}
.search-toggle{
display:none;width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--line);
background:#fff;color:var(--brand-700);align-items:center;justify-content:center;cursor:pointer;
}
.search-toggle:hover{border-color:var(--brand-600);background:var(--brand-50)}
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:44px;padding:0 22px;border-radius:var(--r-btn);
font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
transition:all var(--t);white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#fff}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-600);background:var(--brand-50)}
.btn-lime{background:var(--lime);color:var(--ink-900)}
.btn-lime:hover{transform:translateY(-1px);box-shadow:var(--sh-md);filter:brightness(1.04)}
.btn-block{width:100%}
.channel-bar{border-top:1px solid var(--line);background:#fff}
.channel-scroll{
display:flex;align-items:center;gap:8px;padding:9px 0;
overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
scroll-snap-type:x proximity;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-pill{
position:relative;flex:none;padding:8px 16px;border-radius:var(--r-pill);
font-size:14.5px;color:var(--ink-700);scroll-snap-align:start;
transition:all var(--t);
}
.channel-pill:hover{color:var(--brand-600);background:var(--brand-50)}
.channel-pill.active{
color:var(--brand-600);background:var(--brand-50);font-weight:600;
box-shadow:inset 0 -2px 0 0 var(--accent-500);
}
/* ---------- 内页 banner ---------- */
.page-banner{
position:relative;min-height:264px;display:flex;align-items:flex-end;
background-image:linear-gradient(105deg,rgba(6,42,34,.90) 0%,rgba(6,42,34,.78) 58%,rgba(20,97,76,.72) 100%),url('/assets/images/backpic/back-2.webp');
background-size:cover;background-position:center;color:#fff;overflow:hidden;
}
.page-banner::after{
content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
background-size:14px 14px;
}
.page-banner .container{position:relative;z-index:1;padding-top:52px;padding-bottom:38px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.68);margin-bottom:16px}
.crumb a{color:rgba(255,255,255,.68)}
.crumb a:hover{color:#fff}
.crumb .sep{color:rgba(255,255,255,.38)}
.crumb .current{color:#fff}
.banner-tag{
display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
border-radius:var(--r-pill);background:rgba(203,234,91,.14);border:1px solid rgba(203,234,91,.38);
color:var(--lime);font-size:13px;letter-spacing:.06em;margin-bottom:16px;
}
.page-banner h1{
font-size:42px;line-height:1.24;font-weight:700;letter-spacing:0;max-width:900px;
}
.page-banner .banner-sub{
margin-top:16px;font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.82);max-width:760px;
}
/* ---------- 板块基础 ---------- */
.sec{padding:88px 0}
.sec-tight{padding:64px 0}
.sec-head{margin-bottom:40px;max-width:820px}
.sec-head h2{font-size:34px;line-height:1.3;font-weight:700;color:var(--brand-900)}
.sec-head p{margin-top:14px;font-size:16.5px;color:var(--ink-700);line-height:1.85}
.eyebrow{
display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
color:var(--brand-600);background:var(--brand-100);border-radius:var(--r-badge);
padding:5px 12px;margin-bottom:16px;letter-spacing:.04em;
}
/* ---------- 双列锚点布局 ---------- */
.security-layout{display:grid;grid-template-columns:252px minmax(0,1fr);gap:56px;align-items:start}
.anchor-nav{position:sticky;top:148px}
.anchor-nav h3{font-size:14px;font-weight:700;color:var(--ink-500);letter-spacing:.1em;margin-bottom:14px}
.anchor-nav ul{display:flex;flex-direction:column;gap:2px}
.anchor-nav a{
display:block;padding:11px 14px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
font-size:14.8px;color:var(--ink-700);transition:all var(--t);
}
.anchor-nav a:hover{color:var(--brand-600);background:var(--brand-50)}
.anchor-nav a.active{
color:var(--brand-600);font-weight:600;border-left-color:var(--brand-600);background:var(--brand-50);
}
.anchor-help{
margin-top:24px;padding:20px;border-radius:var(--r-card);background:var(--brand-900);color:rgba(255,255,255,.76);
font-size:13.5px;line-height:1.75;
}
.anchor-help strong{display:block;color:#fff;font-size:15px;margin-bottom:8px;font-weight:600}
.anchor-help a{color:var(--lime);font-weight:600}
.anchor-help a:hover{color:#fff}
.content-col{min-width:0}
.sec-block + .sec-block{margin-top:60px;padding-top:60px;border-top:1px solid var(--line)}
.sec-block h2{
font-size:27px;line-height:1.4;font-weight:700;color:var(--brand-900);
padding-left:16px;border-left:4px solid var(--brand-500);margin-bottom:22px;
}
.sec-block h3{font-size:19px;line-height:1.5;font-weight:600;color:var(--brand-900);margin:26px 0 12px}
.sec-block p{max-width:800px;color:var(--ink-700);margin-bottom:20px}
.sec-block p strong{color:var(--brand-900);font-weight:600}
.figure-block{margin-bottom:30px}
.figure-block img{
width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-sm);
}
.figure-block figcaption{font-size:13px;color:var(--ink-500);text-align:center;margin-top:10px}
.check-list{display:flex;flex-direction:column;gap:12px;max-width:820px}
.check-list li{
position:relative;padding:16px 20px 16px 50px;background:#fff;border:1px solid var(--line);
border-radius:12px;color:var(--ink-700);font-size:16px;line-height:1.8;box-shadow:var(--sh-sm);
transition:all var(--t);
}
.check-list li:hover{border-color:var(--brand-100);box-shadow:var(--sh-md);transform:translateY(-2px)}
.check-list li::before{
content:"";position:absolute;left:18px;top:22px;width:16px;height:16px;border-radius:5px;
background:var(--brand-600);
-webkit-mask:url("data:image/svg+xml;utf8,") no-repeat center/contain;
mask:url("data:image/svg+xml;utf8,") no-repeat center/contain;
}
.check-list li b{color:var(--brand-900);font-weight:600}
/* ---------- 对照行卡片 ---------- */
.field-list{display:flex;flex-direction:column;gap:12px;max-width:860px}
.field-row{
display:flex;align-items:flex-start;gap:22px;padding:18px 22px;background:#fff;
border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-sm);transition:all var(--t);
}
.field-row:hover{border-color:var(--brand-100);box-shadow:var(--sh-md);transform:translateY(-2px)}
.field-name{flex:none;width:132px;font-weight:600;color:var(--brand-700);font-size:15.5px;line-height:1.7}
.field-desc{flex:1;min-width:0;color:var(--ink-700);font-size:15.5px;line-height:1.8}
.badge{
display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
font-size:12.5px;font-weight:600;white-space:nowrap;
}
.badge-ok{background:var(--brand-100);color:var(--brand-700)}
.badge-warn{background:var(--accent-100);color:var(--accent-600)}
.field-row .badge{flex:none;margin-top:3px}
/* ---------- 有序步骤 ---------- */
.step-list{display:flex;flex-direction:column;gap:16px;max-width:860px;counter-reset:step}
.step-list li{
position:relative;padding:20px 22px 20px 74px;background:#fff;border:1px solid var(--line);
border-radius:12px;box-shadow:var(--sh-sm);transition:all var(--t);
}
.step-list li:hover{border-color:var(--brand-100);box-shadow:var(--sh-md);transform:translateY(-2px)}
.step-list li::before{
counter-increment:step;content:counter(step,decimal-leading-zero);
position:absolute;left:22px;top:19px;width:38px;height:38px;border-radius:10px;
background:var(--brand-50);color:var(--brand-600);border:1px solid var(--brand-100);
display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
font-variant-numeric:tabular-nums;
}
.step-list h3{font-size:17.5px;font-weight:600;color:var(--brand-900);margin:0 0 8px}
.step-list p{margin:0;font-size:15.5px;color:var(--ink-700);line-height:1.8;max-width:none}
/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px;align-items:start}
.faq-side h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--brand-900)}
.faq-side p{margin-top:16px;color:var(--ink-700);font-size:16px;line-height:1.85}
.faq-side .side-contact{
margin-top:26px;padding:22px;border-radius:var(--r-card);background:#fff;border:1px solid var(--line);
box-shadow:var(--sh-sm);font-size:14.5px;color:var(--ink-700);line-height:1.9;
}
.faq-side .side-contact strong{display:block;color:var(--brand-900);font-size:16px;margin-bottom:8px}
.faq-side .side-contact a{color:var(--brand-600);font-weight:600}
.faq-side .side-contact a:hover{color:var(--accent-600)}
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);overflow:hidden}
.faq-item{border-bottom:1px solid var(--line);transition:background var(--t),border-color var(--t)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
list-style:none;cursor:pointer;position:relative;
padding:20px 58px 20px 24px;font-size:17px;font-weight:600;color:var(--brand-900);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
content:"+";position:absolute;right:24px;top:19px;width:24px;height:24px;
display:flex;align-items:center;justify-content:center;color:var(--accent-600);
font-size:20px;font-weight:500;line-height:1;transition:transform 300ms ease;
}
.faq-item[open]{background:var(--brand-50);border-left:3px solid var(--accent-500)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 58px 22px 24px;font-size:16px;line-height:1.85;color:var(--ink-700)}
/* ---------- 联系卡 ---------- */
.contact-card{
display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:0;background:#fff;
border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-md);overflow:hidden;
}
.contact-main{padding:40px 40px 44px}
.contact-main h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--brand-900)}
.contact-main p{margin-top:14px;font-size:16px;color:var(--ink-700);line-height:1.85;max-width:560px}
.contact-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.contact-side{
background:var(--brand-900);color:rgba(255,255,255,.78);padding:40px 34px 44px;
position:relative;overflow:hidden;
}
.contact-side::after{
content:"";position:absolute;inset:0;opacity:.06;pointer-events:none;
background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
background-size:14px 14px;
}
.contact-side h3{position:relative;font-size:16px;color:#fff;font-weight:600;margin-bottom:18px}
.contact-side ul{position:relative;display:flex;flex-direction:column;gap:14px;font-size:14.5px;line-height:1.75}
.contact-side li span{display:block;color:rgba(255,255,255,.55);font-size:12.5px;letter-spacing:.08em;margin-bottom:2px}
.contact-side li b{color:#fff;font-weight:600}
/* ---------- CTA 带 ---------- */
.cta-band{
position:relative;overflow:hidden;color:#fff;
background-image:linear-gradient(100deg,rgba(6,42,34,.94) 0%,rgba(6,42,34,.86) 55%,rgba(20,97,76,.80) 100%),url('/assets/images/backpic/back-3.png');
background-size:cover;background-position:center;
}
.cta-band::before{
content:"";position:absolute;inset:0;opacity:.06;
background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
background-size:16px 16px;
}
.cta-inner{
position:relative;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
gap:40px;align-items:center;padding:70px 0;
}
.cta-inner h2{font-size:32px;line-height:1.35;font-weight:700}
.cta-inner p{margin-top:14px;font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.82);max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:70px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:48px}
.footer-brand .logo-text{margin-bottom:16px}
.footer-brand .logo-main{color:#fff;font-size:19px}
.footer-brand .logo-sub{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:14px;line-height:1.85;max-width:330px}
.footer-col h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:11px;font-size:14px;line-height:1.7}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom-links a:hover{color:var(--lime)}
/* ---------- 返回顶部 ---------- */
.to-top{
position:fixed;right:26px;bottom:30px;width:48px;height:48px;border-radius:50%;
background:var(--brand-600);color:#fff;border:0;cursor:pointer;z-index:70;
display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-md);
opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--t);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-700);box-shadow:var(--sh-lg)}
/* ---------- 响应式 ---------- */
@media (max-width:1280px){
.container{padding:0 28px}
}
@media (max-width:1024px){
.container{padding:0 24px}
.brand-links{display:none}
.site-search{width:200px}
.page-banner h1{font-size:34px}
.sec{padding:64px 0}
.security-layout{grid-template-columns:1fr;gap:36px}
.anchor-nav{position:static;top:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:18px;box-shadow:var(--sh-sm)}
.anchor-nav ul{flex-direction:row;flex-wrap:wrap;gap:8px}
.anchor-nav a{border-left:0;border-radius:var(--r-pill);padding:8px 14px;font-size:14px;background:var(--brand-50)}
.anchor-nav a.active{background:var(--brand-600);color:#fff;border-left:0}
.anchor-help{margin-top:18px}
.faq-layout{grid-template-columns:1fr;gap:32px}
.contact-card{grid-template-columns:1fr}
.cta-inner{grid-template-columns:1fr;gap:26px;padding:56px 0}
.cta-actions{justify-content:flex-start}
.footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
body{font-size:16px}
.brand-row{min-height:64px;gap:14px}
.logo-mark{width:36px;height:36px;border-radius:10px}
.logo-main{font-size:16.5px}
.logo-sub{font-size:10.5px;letter-spacing:.1em}
.search-toggle{display:flex}
.site-search{
position:absolute;left:0;right:0;top:100%;width:auto;border-radius:0;border-left:0;border-right:0;
margin:0;padding:8px 24px 12px;display:none;box-shadow:var(--sh-sm);background:#fff;
}
body.search-open .site-search{display:flex}
.brand-actions{position:relative}
.brand-actions .btn{padding:0 16px;font-size:14px}
.channel-scroll{padding:8px 0}
.channel-pill{font-size:14px;padding:7px 14px}
.page-banner{min-height:230px}
.page-banner .container{padding-top:40px;padding-bottom:30px}
.page-banner h1{font-size:27px}
.page-banner .banner-sub{font-size:15.5px;margin-top:12px}
.sec{padding:56px 0}
.sec-head h2{font-size:26px}
.sec-block h2{font-size:23px}
.sec-block h3{font-size:18px}
.field-row{flex-direction:column;gap:8px;padding:16px 18px}
.field-name{width:auto}
.field-row .badge{margin-top:0}
.step-list li{padding:18px 18px 18px 64px}
.step-list li::before{left:18px;top:17px;width:34px;height:34px}
.contact-main{padding:30px 24px 34px}
.contact-side{padding:30px 24px 34px}
.contact-main h2{font-size:23px}
.cta-inner h2{font-size:24px}
.cta-actions .btn{width:100%}
.footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
.footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
.faq-item summary{font-size:16px;padding:18px 52px 18px 18px}
.faq-answer{padding:0 24px 20px 18px}
.faq-item[open]{border-left-width:3px}
.to-top{right:16px;bottom:18px;width:44px;height:44px}
}
@media (max-width:520px){
.container{padding:0 20px}
.top-strip .container{justify-content:space-between;font-size:12.5px}
.top-strip .hide-sm{display:none}
.brand-actions{gap:8px}
.brand-actions .btn{min-height:40px;padding:0 13px;font-size:13.5px}
.search-toggle{width:40px;height:40px}
.page-banner h1{font-size:24px}
.check-list li{padding:15px 16px 15px 46px}
.check-list li::before{left:16px;top:20px}
.sec-block h2{font-size:21px;padding-left:13px}
.faq-side h2{font-size:24px}
.contact-actions .btn{width:100%}
}