/* roulang page: index */
:root{
  --brand-900:#0B3B36;
  --brand:#0F5B52;
  --brand-500:#2F7D72;
  --green-100:#E7F0EA;
  --green-50:#F2F7F3;
  --coral:#D9673F;
  --coral-dark:#B95532;
  --coral-50:#F8E4DA;
  --bg:#F6F3EA;
  --paper:#FFFDF8;
  --card:#F4F8F3;
  --ink:#1D2925;
  --ink-2:#5F6F68;
  --line:#DDE6DF;
  --ok:#2C7A5A;
  --warn:#A9652A;
  --err:#B5452E;
  --focus:rgba(217,103,63,.35);
  --r-btn:10px;
  --r-card:14px;
  --r-panel:22px;
  --sh-1:0 1px 2px rgba(15,43,38,.05),0 12px 32px rgba(15,43,38,.07);
  --sh-2:0 16px 40px rgba(15,91,82,.12);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,dl,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-900);text-decoration:underline;text-underline-offset:3px}
button{font-family:inherit}
input,button,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-60px;background:var(--brand-900);color:#fff;padding:10px 18px;border-radius:var(--r-btn);z-index:200;transition:top .2s ease}
.skip-link:focus{top:12px;color:#fff;text-decoration:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,253,248,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-compact{box-shadow:0 6px 20px rgba(15,43,38,.08)}
.nav-top{display:flex;align-items:center;gap:20px;height:64px;transition:height .2s ease}
.is-compact .nav-top{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(145deg,var(--brand-500),var(--brand-900));
  display:grid;place-items:center;color:#fff;
}
.brand-mark svg{width:20px;height:20px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--brand-900);letter-spacing:.01em}
.brand-sub{font-size:11px;color:var(--ink-2);letter-spacing:.14em}
.nav-search{flex:1 1 auto;max-width:440px;margin-left:8px}
.search-form{display:flex;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:0 4px 0 14px;height:42px;transition:border-color .18s ease,box-shadow .18s ease}
.search-form:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px var(--focus)}
.search-form svg{width:17px;height:17px;color:var(--ink-2);flex:0 0 auto}
.search-form input{flex:1 1 auto;border:0;background:transparent;height:40px;padding:0 10px;font-size:14px;outline:none;min-width:0}
.search-form input::placeholder{color:#8a978f}
.search-form button{
  width:34px;height:34px;border-radius:999px;border:0;background:var(--green-100);
  color:var(--brand);display:grid;place-items:center;cursor:pointer;transition:background .18s ease,color .18s ease;
}
.search-form button:hover{background:var(--brand-500);color:#fff}
.search-form button svg{width:16px;height:16px}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto}
.link-quiet{font-size:15px;color:var(--brand);font-weight:500}
.link-quiet:hover{text-decoration:underline}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;text-decoration:none;transition:background .18s ease,color .18s ease,transform .12s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(217,103,63,.24)}
.btn-primary:hover{background:var(--coral-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(185,85,50,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:var(--paper);color:var(--brand);border-color:var(--brand-500)}
.btn-ghost:hover{background:var(--green-100);color:var(--brand-900);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}
.nav-top .btn{height:40px;padding:0 18px;font-size:14px}
.search-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--brand);place-items:center;cursor:pointer}
.search-toggle svg{width:17px;height:17px}

.nav-channel{border-top:1px solid var(--line);background:rgba(255,253,248,.97)}
.nav-channel .container{display:flex;align-items:center;gap:8px;height:46px}
.channel-scroll{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;flex:1 1 auto}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-flex;align-items:center;height:46px;padding:0 14px;
  font-size:15px;color:var(--ink-2);white-space:nowrap;font-weight:500;border-radius:8px;
  transition:color .18s ease,background .18s ease;
}
.channel-link:hover{color:var(--brand-900);background:var(--green-50);text-decoration:none}
.channel-link.is-active{color:var(--brand-900);font-weight:700}
.channel-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;border-radius:3px;background:var(--brand-500)}
.trend{display:flex;align-items:center;gap:8px;flex:0 0 auto;padding-left:12px;border-left:1px solid var(--line)}
.trend-label{font-size:12px;color:var(--ink-2);letter-spacing:.08em}
.pill{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--green-100);color:var(--brand);font-size:12.5px;font-weight:500;transition:background .18s ease,color .18s ease;
}
.pill:hover{background:var(--brand-500);color:#fff;text-decoration:none}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;background:var(--bg);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.07;pointer-events:none;
}
.hero .container{position:relative;padding-top:72px;padding-bottom:84px}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  letter-spacing:.06em;color:var(--brand);background:var(--green-100);
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.eyebrow svg{width:14px;height:14px}
h1{
  font-family:var(--serif);font-size:46px;line-height:1.18;letter-spacing:.01em;
  color:var(--brand-900);font-weight:700;margin-bottom:18px;
}
.hero-lead{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:32em;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags a{
  display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--brand);
  background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:7px 14px;
  transition:border-color .18s ease,background .18s ease,transform .12s ease;
}
.hero-tags a:hover{border-color:var(--brand-500);background:var(--green-50);text-decoration:none;transform:translateY(-1px)}
.hero-tags svg{width:13px;height:13px}
.hero-visual{position:relative}
.hero-frame{
  position:relative;border-radius:var(--r-panel);overflow:hidden;
  box-shadow:var(--sh-1);aspect-ratio:4/3;background:var(--brand-900);
}
.hero-frame img{width:100%;height:100%;object-fit:cover}
.hero-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,59,54,.82) 0%,rgba(15,91,82,.44) 46%,rgba(15,91,82,.08) 100%);
}
.hero-frame-note{position:absolute;left:24px;bottom:22px;z-index:2;color:#fff}
.hero-frame-note strong{display:block;font-family:var(--serif);font-size:20px;letter-spacing:.01em}
.hero-frame-note span{display:block;font-size:13px;opacity:.86;margin-top:4px}
.hero-card{
  position:relative;margin-top:-58px;margin-left:auto;width:min(100%,330px);
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);padding:16px 18px 14px;z-index:3;
}
.hero-card h2{font-family:var(--sans);font-size:13px;letter-spacing:.08em;color:var(--ink-2);font-weight:600;margin-bottom:10px}
.hero-card ul{display:grid;gap:2px}
.hero-card a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 6px;border-radius:8px;font-size:14.5px;color:var(--ink);font-weight:500;
  transition:background .18s ease,color .18s ease;
}
.hero-card a:hover{background:var(--green-50);color:var(--brand-900);text-decoration:none}
.hero-card svg{width:14px;height:14px;color:var(--brand-500);flex:0 0 auto}

/* ============ 通用板块 ============ */
.section{padding:84px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-label{
  display:block;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand-500);margin-bottom:10px;
}
h2{font-family:var(--serif);font-size:31px;line-height:1.3;color:var(--brand-900);font-weight:700}
.section-desc{margin-top:12px;font-size:15px;color:var(--ink-2);max-width:44em}
.section-link{font-size:14.5px;font-weight:600;color:var(--brand);white-space:nowrap}
.section-link:hover{color:var(--coral-dark)}
.section-alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.news-list{border-top:1px solid var(--line)}
.news-row{border-bottom:1px solid var(--line);transition:background .18s ease}
.news-row:hover{background:var(--green-50)}
.news-link{display:grid;grid-template-columns:56px 1fr 20px;gap:18px;align-items:start;padding:20px 14px;text-decoration:none;color:inherit}
.news-link:hover{text-decoration:none}
.news-date{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  width:56px;padding:8px 0;border-radius:10px;background:var(--green-100);color:var(--brand-900);
  font-size:11px;line-height:1.3;letter-spacing:.04em;text-align:center;
}
.news-date strong{font-family:var(--serif);font-size:17px;font-weight:700}
.news-body{min-width:0}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--green-100);color:var(--brand);
}
.badge-coral{background:var(--coral-50);color:var(--coral-dark)}
.news-time{font-size:12.5px;color:var(--ink-2)}
.news-title{font-size:18px;font-weight:600;line-height:1.5;color:var(--ink);margin-bottom:6px;transition:color .18s ease}
.news-row:hover .news-title{color:var(--brand)}
.news-excerpt{
  font-size:14px;line-height:1.75;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-arrow{color:var(--brand-500);padding-top:18px}
.news-arrow svg{width:18px;height:18px}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  min-height:150px;padding:24px;border:1px dashed var(--line);border-radius:var(--r-card);
  background:var(--paper);color:var(--ink-2);font-size:14px;text-align:center;
}
.empty-state svg{width:26px;height:26px;color:var(--brand-500)}
.news-side{display:grid;gap:20px}
.side-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.side-panel h3{font-size:16px;font-weight:700;color:var(--brand-900);margin-bottom:14px}
.chip-list{display:flex;flex-wrap:wrap;gap:8px}
.chip-list a{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:999px;
  background:var(--card);color:var(--brand);font-size:13px;font-weight:500;
  border:1px solid transparent;transition:all .18s ease;
}
.chip-list a:hover{background:var(--green-100);border-color:var(--brand-500);text-decoration:none}
.feature-card{
  display:block;overflow:hidden;border-radius:var(--r-card);border:1px solid var(--line);
  background:var(--paper);box-shadow:var(--sh-1);text-decoration:none;color:inherit;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--green-100);text-decoration:none}
.feature-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.feature-card-body{padding:16px 18px 18px}
.feature-card-body h4{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink);margin:8px 0 6px}
.feature-card:hover h4{color:var(--brand)}
.feature-card-body p{font-size:13.5px;line-height:1.7;color:var(--ink-2)}

/* ============ 权益对比表 ============ */
.table-wrap{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:var(--sh-1);overflow:hidden;
}
table.compare{width:100%;border-collapse:collapse;font-size:14.5px}
table.compare caption{text-align:left;padding:20px 24px 0;font-size:13px;color:var(--ink-2)}
table.compare thead th{
  background:var(--green-100);color:var(--brand-900);font-weight:700;
  padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);
}
table.compare thead th:not(:first-child){text-align:center}
table.compare thead th.is-reco{
  background:var(--coral-50);color:var(--coral-dark);border-top:2px solid var(--coral);
  position:relative;
}
table.compare tbody th{
  text-align:left;font-weight:600;color:var(--ink);padding:15px 20px;
  border-bottom:1px solid var(--line);background:var(--paper);
}
table.compare tbody td{
  text-align:center;padding:15px 20px;border-bottom:1px solid var(--line);color:var(--ink-2);
}
table.compare tbody td.is-reco{background:#FFF9F5}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover td{background:var(--green-50)}
table.compare tbody tr:hover td.is-reco{background:#FFF3EC}
.yes{display:inline-flex;align-items:center;justify-content:center;color:var(--ok)}
.yes svg{width:18px;height:18px}
.no{color:#9AA8A1}
.table-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;border-top:1px solid var(--line);background:var(--green-50)}
.table-foot p{font-size:13.5px;color:var(--ink-2)}
.compare-cards{display:none;gap:16px}

/* ============ 等级轨道 ============ */
.track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:10px}
.track::before{
  content:"";position:absolute;left:6%;right:6%;top:30px;height:1px;
  background:linear-gradient(90deg,transparent,var(--line) 12%,var(--line) 88%,transparent);
}
.track-node{position:relative;text-align:center;padding:0 6px}
.node-num{
  position:relative;z-index:1;width:40px;height:40px;margin:0 auto 16px;border-radius:50%;
  display:grid;place-items:center;background:var(--paper);border:1px solid var(--line);
  color:var(--brand-900);font-family:var(--serif);font-size:16px;font-weight:700;
  box-shadow:0 2px 8px rgba(15,43,38,.06);
}
.track-node.is-reco .node-num{border:2px solid var(--coral);color:var(--coral-dark);background:#FFF9F5}
.track-node h3{font-size:17px;font-weight:700;color:var(--brand-900);margin-bottom:8px}
.track-node p{font-size:14px;line-height:1.75;color:var(--ink-2);margin-bottom:10px}
.mini-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--green-100);color:var(--brand);font-size:12px;font-weight:600;
}
.track-node.is-reco .mini-badge{background:var(--coral-50);color:var(--coral-dark)}

/* ============ 专属内容预览 ============ */
.preview-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:start}
.preview-main{
  position:relative;display:block;border-radius:var(--r-panel);overflow:hidden;
  box-shadow:var(--sh-1);color:#fff;text-decoration:none;background:var(--brand-900);
  transition:transform .2s ease,box-shadow .2s ease;
}
.preview-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2);text-decoration:none;color:#fff}
.preview-main img{width:100%;aspect-ratio:16/10;object-fit:cover}
.preview-main-body{
  position:absolute;left:0;right:0;bottom:0;padding:26px 26px 22px;
  background:linear-gradient(to top,rgba(11,59,54,.94) 12%,rgba(11,59,54,.55) 58%,rgba(11,59,54,0) 100%);
}
.preview-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:999px;
  background:rgba(255,253,248,.92);color:var(--brand-900);font-size:12px;font-weight:700;margin-bottom:12px;
}
.preview-badge svg{width:12px;height:12px}
.preview-main h3{font-family:var(--serif);font-size:23px;line-height:1.4;margin-bottom:8px;color:#fff}
.preview-main p{font-size:14px;line-height:1.7;color:rgba(255,253,248,.86);max-width:36em}
.preview-more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13.5px;font-weight:600;color:#fff;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:2px}
.preview-more svg{width:14px;height:14px}
.preview-side{display:grid;gap:16px}
.preview-item{
  display:grid;grid-template-columns:112px 1fr;gap:14px;padding:14px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);text-decoration:none;color:inherit;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.preview-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--green-100);text-decoration:none}
.preview-item img{width:112px;height:84px;object-fit:cover;border-radius:10px}
.preview-item h4{font-size:15px;font-weight:600;line-height:1.5;color:var(--ink);margin:6px 0 8px}
.preview-item:hover h4{color:var(--brand)}
.preview-item .meta{font-size:12.5px;color:var(--ink-2);display:flex;align-items:center;gap:8px}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 32px}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:background .18s ease,border-color .18s ease}
.faq-item[open]{background:var(--green-50);border-color:var(--green-100)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;cursor:pointer;font-size:16px;font-weight:600;color:var(--ink);list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--green-100);
  color:var(--brand);display:grid;place-items:center;transition:transform .2s ease,background .2s ease;
}
.faq-icon svg{width:14px;height:14px}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--coral-50);color:var(--coral-dark)}
.faq-answer{padding:0 20px 20px;font-size:14px;line-height:1.8;color:var(--ink-2)}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-900);color:#fff;border-radius:var(--r-panel);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--sh-1);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;opacity:.09;pointer-events:none;
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{color:#fff;font-size:29px;margin-bottom:10px}
.cta-band p{font-size:15px;line-height:1.8;color:rgba(255,253,248,.82);max-width:40em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,253,248,.5)}
.cta-actions .btn-ghost:hover{background:rgba(255,253,248,.12);color:#fff}
.cta-anchors{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.cta-anchors a{font-size:13px;color:rgba(255,253,248,.78);border-bottom:1px solid rgba(255,253,248,.28);padding-bottom:1px}
.cta-anchors a:hover{color:#fff;text-decoration:none;border-color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,253,248,.78);padding:64px 0 0;margin-top:84px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,253,248,.6)}
.footer-brand p{font-size:13.5px;line-height:1.8;color:rgba(255,253,248,.68);margin-top:16px;max-width:26em}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:rgba(255,253,248,.72)}
.footer-col a:hover{color:var(--coral-50);text-decoration:none}
.footer-note{font-size:13px;line-height:1.9;color:rgba(255,253,248,.6)}
.footer-bottom{
  border-top:1px solid rgba(255,253,248,.14);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:rgba(255,253,248,.6);
}
.footer-bottom a{color:rgba(255,253,248,.72)}
.footer-bottom a:hover{color:var(--coral-50);text-decoration:none}
.to-top{display:inline-flex;align-items:center;gap:6px}
.to-top svg{width:13px;height:13px}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  h1{font-size:42px}
  .hero-grid{gap:36px}
  .news-grid,.preview-grid{gap:32px}
}
@media (max-width:991px){
  .container{padding:0 20px}
  .nav-search{max-width:300px}
  .trend{display:none}
  .hero .container{padding-top:52px;padding-bottom:64px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-frame{aspect-ratio:16/9}
  .hero-card{width:100%;margin-top:16px}
  .news-grid,.preview-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  h2{font-size:27px}
  .track{grid-template-columns:repeat(2,1fr);gap:32px 24px}
  .track::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px}
}
@media (max-width:767px){
  h1{font-size:32px}
  h2{font-size:24px}
  .nav-search{display:none}
  .nav-search.is-open{
    display:block;position:absolute;left:0;right:0;top:100%;background:var(--paper);
    border-bottom:1px solid var(--line);padding:10px 16px;max-width:none;margin:0;z-index:5;
  }
  .search-toggle{display:grid}
  .nav-top{gap:12px}
  .brand-sub{display:none}
  .nav-actions .link-quiet{display:none}
  .nav-actions .btn{height:38px;padding:0 14px;font-size:13.5px}
  .table-wrap{display:none}
  .compare-cards{display:grid;gap:16px}
  .compare-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
  .compare-card.is-reco{border-color:var(--coral);border-top-width:3px}
  .compare-card h3{font-size:17px;color:var(--brand-900);display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:6px}
  .compare-card .price{font-size:13px;color:var(--ink-2);margin-bottom:14px}
  .compare-card ul{display:grid;gap:8px;margin-bottom:16px}
  .compare-card li{display:flex;gap:8px;font-size:14px;color:var(--ink-2)}
  .compare-card li svg{width:16px;height:16px;color:var(--ok);flex:0 0 auto;margin-top:3px}
  .compare-card .btn{width:100%}
  .track{grid-template-columns:1fr;gap:0;padding-left:22px}
  .track::before{
    display:block;content:"";position:absolute;left:19px;top:12px;bottom:12px;width:2px;
    background:var(--line);
  }
  .track-node{text-align:left;padding:0 0 28px 0;display:grid;grid-template-columns:40px 1fr;gap:0 16px}
  .node-num{margin:0;grid-row:1 / span 3}
  .track-node h3{margin-top:6px}
  .faq-grid{grid-template-columns:1fr}
  .news-link{grid-template-columns:1fr 18px;gap:10px;padding:18px 12px}
  .news-date{grid-column:1 / -1;flex-direction:row;justify-content:flex-start;gap:8px;width:auto;padding:0;background:transparent;color:var(--ink-2);font-size:12.5px}
  .news-date strong{font-size:13px;font-family:var(--sans);font-weight:600;color:var(--ink-2)}
  .news-arrow{padding-top:2px}
  .preview-item{grid-template-columns:96px 1fr}
  .preview-item img{width:96px;height:76px}
  .cta-band{padding:32px 24px;border-radius:var(--r-card)}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .site-footer{padding-top:48px;margin-top:64px}
}
@media (max-width:575px){
  .container{padding:0 16px}
  h1{font-size:30px}
  .hero-actions .btn{width:100%}
  .hero-frame-note{left:16px;bottom:16px}
  .hero-frame-note strong{font-size:17px}
  .section{padding:52px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{font-size:12px}
  .preview-main-body{padding:18px 16px 16px}
  .preview-main h3{font-size:19px}
  .faq-item summary{font-size:15px;padding:16px}
  .faq-answer{padding:0 16px 16px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .btn:hover,.feature-card:hover,.preview-main:hover,.preview-item:hover,.hero-tags a:hover{transform:none}
}

/* roulang page: article */
:root{
  --algae-900:#0B3B36;
  --brand:#0F5B52;
  --celadon:#2F7D72;
  --mint-light:#E7F0EA;
  --mint-xlight:#F2F7F3;
  --coral:#D9673F;
  --coral-deep:#B95532;
  --coral-light:#F8E4DA;
  --bg:#F6F3EA;
  --paper:#FFFDF8;
  --card-alt:#F4F8F3;
  --ink:#1D2925;
  --ink-2:#5F6F68;
  --line:#DDE6DF;
  --ok:#2C7A5A;
  --warn:#A9652A;
  --err:#B5452E;
  --focus:rgba(217,103,63,.35);
  --r-btn:10px;
  --r-card:14px;
  --r-panel:22px;
  --shadow-1:0 1px 2px rgba(15,43,38,.05),0 12px 32px rgba(15,43,38,.07);
  --shadow-2:0 16px 40px rgba(15,91,82,.12);
  --font-ui:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-ui);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-family:var(--font-title);font-weight:700;color:var(--ink);letter-spacing:.01em}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--coral-deep);text-decoration:underline;text-underline-offset:3px}
img{display:block;max-width:100%;height:auto;object-fit:cover}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,button{font-size:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 18px;z-index:999;border-radius:0 0 10px 0}
.skip-link:focus{left:0;color:#fff}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:120;background:rgba(255,253,248,.97);border-bottom:1px solid var(--line);backdrop-filter:saturate(120%)}
.site-header.is-stuck{box-shadow:0 6px 24px rgba(15,43,38,.08)}
.nav-top{display:flex;align-items:center;gap:22px;height:64px;transition:height .2s ease}
.site-header.is-stuck .nav-top{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--ink)}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(150deg,var(--brand),var(--celadon));color:#F2FBF7;flex:none}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-family:var(--font-title);font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--algae-900)}
.brand-sub{font-size:11px;color:var(--ink-2);letter-spacing:.14em;margin-top:3px}
.nav-search{flex:1 1 auto;max-width:460px;min-width:0}
.search-form{display:flex;align-items:center;gap:8px;height:42px;padding:0 6px 0 14px;background:var(--paper);border:1px solid var(--line);border-radius:999px;transition:border-color .2s,box-shadow .2s}
.search-form:focus-within{border-color:var(--celadon);box-shadow:0 0 0 4px var(--focus)}
.search-form > svg{width:17px;height:17px;color:var(--ink-2);flex:none}
.search-form input{flex:1 1 auto;min-width:0;border:0;background:transparent;height:100%;color:var(--ink);outline:none}
.search-form input::placeholder{color:#93a29a}
.search-form button{width:32px;height:32px;border:0;border-radius:999px;background:var(--mint-light);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;transition:background .18s,color .18s}
.search-form button svg{width:16px;height:16px}
.search-form button:hover{background:var(--celadon);color:#fff}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:none}
.link-quiet{font-size:15px;color:var(--ink-2);font-weight:500}
.link-quiet:hover{color:var(--brand);text-decoration:none}
.search-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--brand);align-items:center;justify-content:center}
.search-toggle svg{width:18px;height:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;cursor:pointer;transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;text-decoration:none}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 20px rgba(217,103,63,.22)}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:var(--paper);color:var(--brand);border-color:var(--celadon)}
.btn-ghost:hover{background:var(--mint-light);color:var(--brand);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none}
.nav-channel{border-top:1px solid var(--line);background:var(--paper)}
.channel-scroll{display:flex;align-items:center;gap:6px;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{position:relative;flex:none;display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap;transition:background .18s,color .18s}
.channel-link:hover{background:var(--mint-light);color:var(--brand);text-decoration:none}
.channel-link.is-active{background:var(--mint-light);color:var(--algae-900);font-weight:600}
.channel-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:-6px;height:2px;border-radius:2px;background:var(--coral)}

/* ---------- hero strip / breadcrumb ---------- */
.article-hero{position:relative;background:var(--paper);border-bottom:1px solid var(--line);overflow:hidden}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;opacity:.10;pointer-events:none;
}
.article-hero .container{position:relative;padding-top:30px;padding-bottom:38px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:20px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand);text-decoration:none}
.breadcrumb .sep{color:#b3c1ba}
.breadcrumb .current{color:var(--ink);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-label{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--celadon);text-transform:uppercase;margin-bottom:14px}
.hero-label::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--coral)}
.article-title{font-size:clamp(30px,3.6vw,46px);line-height:1.25;max-width:24ch;color:var(--algae-900)}
.article-title--long{max-width:34ch;font-size:clamp(28px,3.1vw,40px)}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;font-size:13.5px;color:var(--ink-2)}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--mint-light);color:var(--brand);letter-spacing:.02em}
.badge-coral{background:var(--coral-light);color:var(--coral-deep)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#c2cfc8}

/* ---------- progress ---------- */
.read-progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--celadon),var(--coral));z-index:200;transition:width .1s linear}

/* ---------- layout ---------- */
.article-main{padding:56px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,780px) 300px;gap:48px;align-items:start}
.article-body{min-width:0;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-panel);padding:40px 44px;box-shadow:var(--shadow-1)}
.cms-content{font-size:18px;line-height:1.9;color:var(--ink);word-break:break-word}
.cms-content > *:first-child{margin-top:0}
.cms-content h2{font-size:28px;line-height:1.4;margin:2em 0 .7em;padding-left:14px;border-left:4px solid var(--coral);color:var(--algae-900)}
.cms-content h3{font-size:22px;line-height:1.5;margin:1.7em 0 .6em;color:var(--brand)}
.cms-content h4{font-size:18px;margin:1.4em 0 .5em;color:var(--ink)}
.cms-content p{margin:0 0 1.2em;color:#26332d}
.cms-content a{color:var(--celadon);text-decoration:underline;text-underline-offset:3px}
.cms-content a:hover{color:var(--coral-deep)}
.cms-content strong{color:var(--algae-900)}
.cms-content blockquote{margin:1.6em 0;padding:18px 22px;background:var(--mint-xlight);border-left:3px solid var(--coral);border-radius:0 12px 12px 0;color:var(--ink-2);font-size:17px}
.cms-content blockquote p:last-child{margin-bottom:0}
.cms-content ul,.cms-content ol{margin:0 0 1.3em;padding-left:0}
.cms-content ul li{position:relative;padding-left:22px;margin-bottom:.6em}
.cms-content ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--celadon)}
.cms-content ol{counter-reset:cmso}
.cms-content ol li{position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:cmso}
.cms-content ol li::before{content:counter(cmso);position:absolute;left:0;top:.28em;width:20px;height:20px;border-radius:50%;background:var(--mint-light);color:var(--brand);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;font-family:var(--font-ui)}
.cms-content img{border-radius:12px;margin:1.6em auto;box-shadow:var(--shadow-1)}
.cms-content figure{margin:1.6em 0}
.cms-content figcaption{font-size:13px;color:var(--ink-2);text-align:center;margin-top:10px}
.cms-content table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15.5px;display:block;overflow-x:auto;border-radius:12px}
.cms-content th{background:var(--mint-light);color:var(--algae-900);font-weight:700;text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.cms-content td{padding:12px 14px;border-bottom:1px solid var(--line);color:#2c3a34}
.cms-content tr:last-child td{border-bottom:0}
.cms-content hr{border:0;height:1px;background:var(--line);margin:2em 0}

/* ---------- empty state ---------- */
.empty-state{min-height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:36px 20px;border:1.5px dashed #c7d6cd;border-radius:var(--r-card);background:var(--mint-xlight);text-align:center}
.empty-state svg{width:40px;height:40px;color:var(--celadon)}
.empty-state p{color:var(--ink-2);font-size:15px;margin:0}

/* ---------- article footer tools ---------- */
.article-tools{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.tag-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-right:auto}
.tag-line span{font-size:12.5px;color:var(--ink-2)}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 13px;border-radius:999px;background:var(--mint-xlight);border:1px solid var(--line);font-size:12.5px;color:var(--ink-2);transition:background .18s,color .18s,border-color .18s}
.tag:hover{background:var(--mint-light);color:var(--brand);border-color:#c8dcd2;text-decoration:none}
.copy-btn{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 15px;border-radius:var(--r-btn);border:1px solid var(--line);background:var(--paper);color:var(--ink-2);font-size:13.5px;font-weight:600;transition:all .18s}
.copy-btn svg{width:15px;height:15px}
.copy-btn:hover{border-color:var(--celadon);color:var(--brand);background:var(--mint-xlight)}
.copy-btn.is-done{background:var(--mint-light);border-color:var(--celadon);color:var(--ok)}

/* ---------- sidebar ---------- */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow-1)}
.side-card h2{font-size:17px;margin-bottom:6px;color:var(--algae-900)}
.side-card .side-desc{font-size:13px;color:var(--ink-2);margin-bottom:16px;line-height:1.7}
.side-list{display:flex;flex-direction:column;gap:2px;margin-bottom:18px}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink);transition:background .18s,color .18s}
.side-list a:hover{background:var(--mint-light);color:var(--brand);text-decoration:none}
.side-list a svg{width:15px;height:15px;color:var(--celadon);flex:none;transition:transform .18s}
.side-list a:hover svg{transform:translateX(3px)}
.side-card .btn{width:100%}
.side-card--mint{background:linear-gradient(160deg,var(--mint-light),var(--mint-xlight));border-color:#d3e3d9}
.side-note{font-size:12.5px;color:var(--ink-2);line-height:1.7;margin-top:14px;padding-top:14px;border-top:1px dashed #cfdfd6}
.back-link{display:flex;align-items:center;justify-content:center;gap:8px;height:44px;border-radius:var(--r-btn);border:1px dashed #c7d6cd;color:var(--brand);font-size:14px;font-weight:600;transition:all .18s}
.back-link svg{width:16px;height:16px}
.back-link:hover{background:var(--mint-light);border-color:var(--celadon);text-decoration:none}

/* ---------- related ---------- */
.related-section{padding:0 0 76px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--celadon);margin-bottom:8px}
.section-tag::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--coral)}
.section-head h2{font-size:30px;color:var(--algae-900);line-height:1.3}
.section-head .more-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.section-head .more-link svg{width:15px;height:15px}
.section-head .more-link:hover{color:var(--coral-deep);text-decoration:none}
.info-list{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1)}
.info-row{display:grid;grid-template-columns:56px minmax(0,1fr) 28px;gap:18px;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);transition:background .18s}
.info-row:last-child{border-bottom:0}
.info-row:hover{background:var(--mint-xlight);text-decoration:none}
.date-block{display:flex;flex-direction:column;align-items:center;justify-content:center;width:56px;height:56px;border-radius:12px;background:var(--mint-light);color:var(--brand);line-height:1.1}
.date-block .d{font-family:var(--font-title);font-size:19px;font-weight:700}
.date-block .m{font-size:11px;letter-spacing:.04em;margin-top:3px;color:var(--ink-2)}
.info-body{min-width:0}
.info-cat{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;background:var(--coral-light);color:var(--coral-deep);font-size:11.5px;font-weight:600;margin-bottom:7px}
.info-title{font-size:17.5px;font-weight:600;color:var(--ink);line-height:1.5;transition:color .18s;margin-bottom:5px}
.info-row:hover .info-title{color:var(--brand)}
.info-desc{font-size:13.5px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-arrow{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--mint-xlight);color:var(--celadon);transition:transform .18s,background .18s,color .18s}
.info-arrow svg{width:14px;height:14px}
.info-row:hover .info-arrow{background:var(--celadon);color:#fff;transform:translateX(3px)}
.related-empty{display:flex;align-items:center;gap:16px;padding:26px 28px;border:1.5px dashed #c7d6cd;border-radius:var(--r-card);background:var(--mint-xlight);flex-wrap:wrap}
.related-empty p{margin:0;color:var(--ink-2);font-size:15px}

/* ---------- CTA ---------- */
.cta-band{position:relative;background:var(--algae-900);color:#fff;border-radius:var(--r-panel);padding:48px 52px;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.10;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;pointer-events:none;
}
.cta-band::after{content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(217,103,63,.35),transparent 68%);pointer-events:none}
.cta-text{position:relative;max-width:640px}
.cta-text h2{color:#fff;font-size:31px;line-height:1.35;margin-bottom:12px}
.cta-text p{color:#c8dbd4;font-size:15.5px;margin:0}
.cta-actions{position:relative;display:flex;gap:14px;flex-wrap:wrap}
.cta-actions .btn-ghost{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.cta-anchors{position:relative;display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-anchors a{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;background:rgba(255,255,255,.10);color:#d8e8e2;font-size:13px;border:1px solid rgba(255,255,255,.18);transition:background .18s,color .18s}
.cta-anchors a:hover{background:rgba(255,255,255,.2);color:#fff;text-decoration:none}

/* ---------- footer ---------- */
.site-footer{background:var(--algae-900);color:#c6d9d2;padding:58px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:42px}
.footer-brand .brand-text{margin-bottom:14px}
.footer-brand .brand-name{color:#fff;font-size:18px}
.footer-brand .brand-sub{color:#8fada3}
.footer-brand p{font-size:13.5px;line-height:1.8;color:#9fbab1;max-width:34ch;margin:0}
.footer-col h3{font-family:var(--font-ui);font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.04em;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:#a9c2b9}
.footer-col a:hover{color:#F2A98C;text-decoration:none}
.footer-note{font-size:13px;line-height:1.9;color:#9fbab1;margin:0}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:18px 0 24px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;color:#8fada3}
.to-top{display:inline-flex;align-items:center;gap:7px;color:#c6d9d2;font-size:12.5px}
.to-top svg{width:14px;height:14px}
.to-top:hover{color:#F2A98C;text-decoration:none}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:34px}
  .article-body{padding:34px 32px}
}
@media (max-width:1023px){
  .nav-search{max-width:320px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;gap:18px}
  .sidebar > *{flex:1 1 300px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .nav-search{display:none}
  .nav-search.is-open{display:block;position:absolute;left:0;right:0;top:100%;padding:12px 20px;background:var(--paper);border-bottom:1px solid var(--line);max-width:none}
  .nav-top{position:relative;height:60px;gap:14px}
  .search-toggle{display:inline-flex}
  .link-quiet{display:none}
  .brand-name{font-size:15px}
  .brand-sub{display:none}
  .article-hero .container{padding-top:22px;padding-bottom:30px}
  .article-title,.article-title--long{font-size:29px;max-width:none}
  .article-main{padding:36px 0 52px}
  .article-body{padding:26px 20px;border-radius:var(--r-card)}
  .cms-content{font-size:17px;line-height:1.85}
  .cms-content h2{font-size:23px}
  .cms-content h3{font-size:19.5px}
  .section-head h2{font-size:24px}
  .info-row{grid-template-columns:minmax(0,1fr) 26px;gap:12px;padding:18px}
  .date-block{flex-direction:row;width:auto;height:auto;justify-content:flex-start;gap:6px;background:transparent;margin-bottom:8px}
  .date-block .d{font-size:13px;font-family:var(--font-ui);color:var(--ink-2)}
  .date-block .m{font-size:13px;margin-top:0}
  .info-row > .date-block{grid-column:1/-1}
  .cta-band{padding:32px 24px;border-radius:var(--r-card)}
  .cta-text h2{font-size:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-name{font-size:14px}
  .brand-mark{width:34px;height:34px}
  .btn{padding:0 16px}
  .btn-primary{padding:0 14px;font-size:14px}
  .article-body{padding:22px 16px}
  .side-card{padding:18px}
  .article-tools{gap:10px}
  .tag-line{width:100%}
  .copy-btn{width:100%;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .btn:hover,.info-row:hover .info-arrow,.side-list a:hover svg{transform:none}
}

/* roulang page: category2 */
:root{
  --ink-900:#0B3B36;
  --brand:#0F5B52;
  --celadon:#2F7D72;
  --mint-100:#E7F0EA;
  --mint-50:#F2F7F3;
  --coral:#D9673F;
  --coral-dark:#B95532;
  --coral-100:#F8E4DA;
  --paper:#FFFDF8;
  --sand:#F6F3EA;
  --card-alt:#F4F8F3;
  --text:#1D2925;
  --muted:#5F6F68;
  --line:#DDE6DF;
  --ok:#2C7A5A;
  --warn:#A9652A;
  --err:#B5452E;
  --r-btn:10px;
  --r-card:14px;
  --r-lg:22px;
  --shadow-sm:0 1px 2px rgba(15,43,38,.05);
  --shadow-card:0 1px 2px rgba(15,43,38,.05),0 12px 32px rgba(15,43,38,.07);
  --shadow-hover:0 16px 40px rgba(15,91,82,.12);
  --focus:0 0 0 3px rgba(217,103,63,.35);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--sand);color:var(--text);
  font-family:var(--font-sans);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--celadon);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);color:var(--ink-900);letter-spacing:.01em;}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input{font:inherit;}
:focus-visible{outline:none;box-shadow:var(--focus);border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-btn) 0;z-index:200;}
.skip-link:focus{left:0;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,253,248,.97);
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(15,43,38,.08);}
.nav-top{display:flex;align-items:center;gap:20px;min-height:64px;transition:min-height .2s ease;}
.site-header.is-scrolled .nav-top{min-height:56px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);flex:0 0 auto;}
.brand:hover{text-decoration:none;color:var(--brand);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(160deg,var(--celadon),var(--brand));color:#fff;flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-family:var(--font-serif);font-size:17px;font-weight:700;letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.14em;}
.nav-search{flex:1 1 auto;max-width:420px;}
.search-form{position:relative;display:flex;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:999px;height:42px;padding-left:14px;transition:border-color .18s ease,box-shadow .18s ease;}
.search-form:focus-within{border-color:var(--celadon);box-shadow:var(--focus);}
.search-form > svg{width:17px;height:17px;color:var(--muted);flex:0 0 auto;}
.search-form input{
  flex:1 1 auto;border:0;background:transparent;height:100%;padding:0 10px;
  font-size:14px;color:var(--text);min-width:0;
}
.search-form input:focus{outline:none;box-shadow:none;}
.search-form input::placeholder{color:#93a29b;}
.search-form button{
  width:42px;height:38px;display:grid;place-items:center;color:var(--brand);
  border-radius:999px;transition:background .18s ease,color .18s ease;
}
.search-form button svg{width:16px;height:16px;}
.search-form button:hover{background:var(--mint-100);color:var(--ink-900);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto;}
.link-quiet{font-size:15px;color:var(--muted);}
.link-quiet:hover{color:var(--brand);text-decoration:none;}
.search-toggle{display:none;width:38px;height:38px;border-radius:999px;border:1px solid var(--line);place-items:center;color:var(--brand);background:var(--paper);}
.search-toggle svg{width:17px;height:17px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 6px 16px rgba(217,103,63,.24);}
.btn-primary:hover{background:var(--coral-dark);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--paper);color:var(--brand);border-color:var(--celadon);}
.btn-ghost:hover{background:var(--mint-100);color:var(--ink-900);text-decoration:none;}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.nav-actions .btn{height:40px;padding:0 18px;font-size:14px;}
.nav-channel{background:rgba(255,253,248,.97);border-top:1px solid var(--line);}
.nav-channel .container{display:flex;align-items:center;gap:16px;min-height:46px;}
.channel-scroll{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;flex:1 1 auto;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-link{
  display:inline-block;padding:7px 12px;border-radius:8px;font-size:15px;color:var(--muted);
  white-space:nowrap;transition:background .18s ease,color .18s ease;
}
.channel-link:hover{background:var(--mint-50);color:var(--brand);text-decoration:none;}
.channel-link.is-active{color:var(--ink-900);background:var(--mint-100);font-weight:600;}
.hot-terms{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.hot-terms .hot-label{font-size:12px;color:var(--coral-dark);letter-spacing:.06em;}
.pill{
  display:inline-block;padding:4px 12px;border-radius:999px;background:var(--paper);
  border:1px solid var(--line);font-size:12.5px;color:var(--muted);transition:all .18s ease;
}
.pill:hover{background:var(--coral-100);border-color:var(--coral);color:var(--coral-dark);text-decoration:none;}

/* ---------- Hero ---------- */
.page-hero{position:relative;background:var(--sand);overflow:hidden;padding:44px 0 56px;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='28' viewBox='0 0 56 28'%3E%3Cpath d='M0 28C0 12.5 12.5 0 28 0s28 12.5 28 28' fill='none' stroke='%230F5B52' stroke-opacity='0.08' stroke-width='1.2'/%3E%3C/svg%3E");
  opacity:.9;pointer-events:none;
}
.page-hero .container{position:relative;display:grid;grid-template-columns:1.25fr .85fr;gap:48px;align-items:center;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:16px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span[aria-current]{color:var(--ink-900);font-weight:600;}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;color:var(--celadon);
  font-weight:600;margin-bottom:14px;
}
.page-hero h1{font-size:44px;line-height:1.18;margin-bottom:18px;}
.page-hero h1 .hl{color:var(--brand);}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--muted);max-width:620px;margin-bottom:24px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;
  background:var(--paper);border:1px solid var(--line);font-size:13px;color:var(--brand);
}
.tag i{width:6px;height:6px;border-radius:50%;background:var(--celadon);display:inline-block;}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-card);aspect-ratio:4/3;}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,59,54,.42),rgba(11,59,54,.06) 62%,rgba(11,59,54,0));
}
.figure-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;background:rgba(255,253,248,.95);
  border-radius:12px;padding:10px 16px;font-size:13px;font-weight:600;color:var(--ink-900);
  box-shadow:var(--shadow-sm);
}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--paper);}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head .kicker{display:block;font-size:12px;letter-spacing:.14em;color:var(--celadon);font-weight:700;margin-bottom:10px;}
.section-head h2{font-size:31px;line-height:1.3;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:15.5px;margin:0;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.text-link{font-size:14.5px;font-weight:600;color:var(--celadon);}
.text-link:hover{color:var(--coral-dark);}

/* ---------- 权益对比表 ---------- */
.table-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:8px;box-shadow:var(--shadow-card);overflow:hidden;
}
.compare-table{width:100%;border-collapse:collapse;font-size:15px;}
.compare-table caption{text-align:left;padding:20px 22px 14px;font-size:14px;color:var(--muted);}
.compare-table thead th{
  background:var(--mint-100);color:var(--ink-900);font-weight:700;font-size:14.5px;
  padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);
}
.compare-table thead th:first-child{border-top-left-radius:12px;}
.compare-table thead th:last-child{border-top-right-radius:12px;}
.compare-table thead th.reco{background:var(--coral-100);position:relative;}
.compare-table thead th.reco::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--coral);}
.compare-table thead th .th-sub{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:2px;}
.compare-table tbody th{
  text-align:left;font-weight:600;color:var(--ink-900);background:var(--card-alt);
  padding:15px 16px;border-bottom:1px solid var(--line);font-size:14.5px;width:24%;
}
.compare-table tbody td{
  padding:15px 16px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top;
}
.compare-table tbody td.reco{background:#FDF6F1;}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:0;}
.mark-yes{color:var(--celadon);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.mark-yes svg{width:15px;height:15px;}
.mark-no{color:#9AA9A2;display:inline-flex;align-items:center;gap:6px;}
.mark-no::before{content:"—";font-size:15px;}
.table-foot{padding:16px 22px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px dashed var(--line);margin-top:6px;}
.table-foot p{margin:0;font-size:13.5px;color:var(--muted);}

/* ---------- 等级轨道 ---------- */
.track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:12px;}
.track::before{
  content:"";position:absolute;left:6%;right:6%;top:20px;height:2px;
  background:linear-gradient(90deg,var(--mint-100),var(--celadon),var(--mint-100));
}
.track-node{position:relative;background:transparent;padding-top:0;}
.node-num{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:var(--paper);border:2px solid var(--celadon);color:var(--brand);
  font-family:var(--font-serif);font-weight:700;font-size:16px;position:relative;z-index:1;
  transition:transform .2s ease,box-shadow .2s ease;
}
.track-node.is-reco .node-num{border-color:var(--coral);color:var(--coral-dark);background:#fff;}
.track-node:hover .node-num{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.node-body{margin-top:18px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:100%;}
.track-node:hover .node-body{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C7DCD2;}
.node-body h3{font-size:20px;margin-bottom:8px;}
.node-body p{font-size:14px;color:var(--muted);margin:0 0 12px;}
.node-badge{display:inline-block;font-size:12px;padding:3px 10px;border-radius:999px;background:var(--mint-100);color:var(--brand);}
.node-badge.coral{background:var(--coral-100);color:var(--coral-dark);}

/* ---------- 两栏 ---------- */
.split{display:grid;grid-template-columns:1.4fr .9fr;gap:48px;align-items:start;}
.article-body h3{font-size:22px;line-height:1.45;margin:26px 0 12px;}
.article-body h3:first-child{margin-top:0;}
.article-body p{font-size:16px;color:#2B3A34;max-width:42em;}
.article-body ul{display:grid;gap:10px;margin:6px 0 20px;}
.article-body ul li{position:relative;padding-left:20px;font-size:15.5px;color:var(--muted);line-height:1.8;}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--celadon);}
.callout{
  border-left:3px solid var(--coral);background:var(--mint-50);border-radius:0 12px 12px 0;
  padding:16px 20px;margin:24px 0;font-size:15px;color:#2B3A34;
}
.callout strong{color:var(--ink-900);}

/* 预览小拼贴 */
.preview-card{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease;}
.preview-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.preview-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.preview-card .pc-body{padding:16px 18px 18px;}
.preview-card h4{font-size:17px;margin-bottom:6px;font-family:var(--font-serif);}
.preview-card p{font-size:13.5px;color:var(--muted);margin:0;}
.pc-badge{position:absolute;left:12px;top:12px;background:rgba(11,59,54,.86);color:#fff;font-size:12px;padding:4px 10px;border-radius:999px;}
.mini-list{display:grid;gap:12px;margin-top:12px;}
.mini-item{display:flex;gap:12px;align-items:center;padding:12px;background:var(--paper);border:1px solid var(--line);border-radius:12px;transition:border-color .18s ease,transform .18s ease;}
.mini-item:hover{border-color:#C7DCD2;transform:translateY(-1px);}
.mini-item img{width:64px;height:52px;object-fit:cover;border-radius:8px;flex:0 0 auto;}
.mini-item .mi-text{min-width:0;}
.mini-item .mi-cat{font-size:11.5px;color:var(--celadon);letter-spacing:.04em;}
.mini-item .mi-title{font-size:14.5px;color:var(--ink-900);font-weight:600;line-height:1.5;}
.side-note{margin-top:20px;background:var(--card-alt);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;}
.side-note h4{font-size:16px;margin-bottom:10px;}
.side-note ul{display:grid;gap:8px;}
.side-note ul li{font-size:14px;color:var(--muted);position:relative;padding-left:16px;}
.side-note ul li::before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:50%;background:var(--coral);}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;}
.faq-item{border-top:1px solid var(--line);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;text-align:left;font-size:16px;font-weight:600;color:var(--ink-900);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--celadon);transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.faq-icon svg{width:14px;height:14px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--coral-100);border-color:var(--coral);color:var(--coral-dark);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease;}
.faq-item.is-open .faq-a{max-height:320px;}
.faq-a p{padding:0 4px 20px;margin:0;font-size:14px;line-height:1.85;color:var(--muted);}
.faq-item.is-open{background:var(--mint-50);border-radius:10px;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;background:var(--ink-900);color:#fff;border-radius:var(--r-lg);
  padding:52px 48px;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='64' height='32' viewBox='0 0 64 32'%3E%3Cpath d='M0 32C0 14.3 14.3 0 32 0s32 14.3 32 32' fill='none' stroke='%23FFFFFF' stroke-opacity='0.08' stroke-width='1.2'/%3E%3C/svg%3E");
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:10px;}
.cta-band p{color:#C7DCD2;margin:0;font-size:15px;max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;}
.cta-anchors{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px;}
.cta-anchors a{font-size:13.5px;color:#A9C9BE;border-bottom:1px dotted rgba(169,201,190,.6);padding-bottom:2px;}
.cta-anchors a:hover{color:#fff;text-decoration:none;border-color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:#C7DCD2;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-brand .brand-name{color:#fff;font-size:18px;}
.footer-brand .brand-sub{color:#8FB1A6;}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:#A9C9BE;max-width:300px;}
.footer-col h3{font-size:15px;color:#fff;font-family:var(--font-sans);font-weight:600;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:#A9C9BE;font-size:14px;}
.footer-col a:hover{color:#F0A98C;text-decoration:none;}
.footer-note{font-size:13.5px;line-height:1.9;color:#8FB1A6;margin:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FB1A6;
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:#A9C9BE;font-size:13px;}
.to-top svg{width:14px;height:14px;}
.to-top:hover{color:#fff;text-decoration:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero .container{grid-template-columns:1.15fr .85fr;gap:36px;}
  .split{grid-template-columns:1.3fr 1fr;gap:36px;}
}
@media (max-width:991px){
  .nav-search{max-width:280px;}
  .hot-terms{display:none;}
  .page-hero{padding:36px 0 44px;}
  .page-hero h1{font-size:36px;}
  .page-hero .container{grid-template-columns:1fr;gap:28px;}
  .hero-figure{aspect-ratio:16/9;max-width:640px;}
  .section{padding:64px 0;}
  .section-head h2{font-size:27px;}
  .track{grid-template-columns:repeat(2,1fr);gap:20px;}
  .track::before{display:none;}
  .split{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .nav-search{display:none;}
  .nav-search.is-open{
    display:block;position:absolute;left:0;right:0;top:100%;
    background:var(--paper);border-bottom:1px solid var(--line);padding:12px 20px;max-width:none;
  }
  .search-toggle{display:grid;}
  .nav-actions .link-quiet{display:none;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10px;letter-spacing:.1em;}
  .page-hero h1{font-size:31px;}
  .hero-lead{font-size:15px;}
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .faq-grid{grid-template-columns:1fr;}
  .cta-band h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .compare-table thead{display:none;}
  .compare-table, .compare-table tbody, .compare-table tr, .compare-table th, .compare-table td{display:block;width:100%;}
  .compare-table tbody tr{
    border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden;background:var(--paper);
  }
  .compare-table tbody th{background:var(--mint-100);border-bottom:1px solid var(--line);}
  .compare-table tbody td{background:transparent;padding:12px 16px;}
  .compare-table tbody td.reco{background:#FDF6F1;}
  .compare-table tbody td::before{
    content:attr(data-label);display:block;font-size:12px;color:var(--celadon);
    letter-spacing:.06em;margin-bottom:2px;
  }
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .track{grid-template-columns:1fr;}
}
@media (max-width:575px){
  .page-hero h1{font-size:30px;}
  .btn{width:100%;}
  .nav-actions .btn{width:auto;}
  .hero-tags .tag{font-size:12px;padding:6px 11px;}
  .node-body{padding:16px;}
  .cta-band{padding:32px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
  .btn:hover,.preview-card:hover,.mini-item:hover,.track-node:hover .node-body{transform:none;}
}

/* roulang page: category1 */
:root {
  --brand-900: #0B3B36;
  --brand: #0F5B52;
  --brand-600: #2F7D72;
  --mint-100: #E7F0EA;
  --mint-50: #F2F7F3;
  --paper: #FFFDF8;
  --cream: #F6F3EA;
  --card-alt: #F4F8F3;
  --coral: #D9673F;
  --coral-dark: #B95532;
  --coral-100: #F8E4DA;
  --ink: #1D2925;
  --muted: #5F6F68;
  --line: #DDE6DF;
  --success: #2C7A5A;
  --warning: #A9652A;
  --danger: #B5452E;
  --focus: rgba(217, 103, 63, .35);
  --radius-btn: 10px;
  --radius-card: 14px;
  --radius-panel: 22px;
  --shadow-sm: 0 1px 2px rgba(15, 43, 38, .05);
  --shadow: 0 1px 2px rgba(15, 43, 38, .05), 0 12px 32px rgba(15, 43, 38, .07);
  --shadow-lift: 0 16px 40px rgba(15, 91, 82, .12);
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}

body,
button,
input {
  font-family: var(--font-sans);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--brand);
  text-decoration: none;
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}

a:hover {
  color: var(--coral-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--brand-900);
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}

::selection {
  background: var(--mint-100);
  color: var(--brand-900);
}

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

.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 999;
  display: inline-flex;
  align-items: center;
  height: 42px;
  padding: 0 18px;
  border-radius: 0 0 10px 10px;
  background: var(--brand-900);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  transition: top .18s ease;
}

.skip-link:focus {
  top: 0;
  color: #fff;
  text-decoration: none;
}

.container {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

/* 吸顶导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 253, 248, .97);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 10px 28px rgba(15, 43, 38, .08);
}

.nav-top {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 64px;
  transition: min-height .2s ease;
}

.site-header.is-scrolled .nav-top {
  min-height: 56px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--brand-900);
}

.brand:hover {
  color: var(--brand-900);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--mint-100);
  color: var(--brand);
}

.brand-mark svg {
  width: 23px;
  height: 23px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-name {
  color: var(--brand-900);
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .01em;
  white-space: nowrap;
}

.brand-name .brand-line {
  display: inline;
}

.brand-sub {
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .08em;
}

.nav-search {
  flex: 1 1 360px;
  max-width: 520px;
  margin-inline: auto;
}

.search-form {
  position: relative;
  display: flex;
  align-items: center;
  height: 42px;
  padding: 0 6px 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  transition: border-color .18s ease, box-shadow .18s ease;
}

.search-form:focus-within {
  border-color: var(--brand-600);
  box-shadow: 0 0 0 3px var(--focus);
}

.search-form > svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  color: var(--muted);
}

.search-form input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0 10px;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
}

.search-form input::placeholder {
  color: #8A9992;
}

.search-form button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border: 0;
  border-radius: 50%;
  background: var(--mint-100);
  color: var(--brand);
  transition: background-color .18s ease, color .18s ease;
}

.search-form button:hover {
  background: var(--brand);
  color: #fff;
}

.search-form button svg {
  width: 16px;
  height: 16px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 0 0 auto;
}

.link-quiet {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.link-quiet:hover {
  color: var(--brand);
  text-decoration: none;
}

.search-toggle {
  display: none;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  color: var(--brand);
}

.search-toggle svg {
  width: 18px;
  height: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--coral);
  border-color: var(--coral);
  color: #fff;
  box-shadow: 0 8px 18px rgba(217, 103, 63, .18);
}

.btn-primary:hover {
  background: var(--coral-dark);
  border-color: var(--coral-dark);
  color: #fff;
  box-shadow: 0 12px 24px rgba(185, 85, 50, .22);
}

.btn-ghost {
  background: var(--paper);
  border-color: var(--brand-600);
  color: var(--brand);
}

.btn-ghost:hover {
  background: var(--mint-100);
  border-color: var(--brand);
  color: var(--brand-900);
}

.btn-light {
  background: transparent;
  border-color: rgba(255, 255, 255, .48);
  color: #fff;
}

.btn-light:hover {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .8);
  color: #fff;
}

.btn-block {
  width: 100%;
}

.btn[disabled],
.btn.is-disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.nav-channel {
  border-top: 1px solid var(--line);
  background: rgba(242, 247, 243, .78);
}

.nav-channel > .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 44px;
}

.channel-scroll {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.channel-scroll::-webkit-scrollbar {
  display: none;
}

.channel-link {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.channel-link:hover {
  background: var(--mint-100);
  color: var(--brand);
  text-decoration: none;
}

.channel-link.is-active {
  border-color: var(--line);
  background: var(--paper);
  color: var(--brand-900);
  box-shadow: inset 0 -2px 0 var(--brand-600);
}

.nav-trends {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.trend-label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .06em;
}

.trend-pill {
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--brand);
  font-size: 12px;
  line-height: 1.4;
  white-space: nowrap;
}

.trend-pill:hover {
  border-color: var(--brand-600);
  background: var(--mint-100);
  text-decoration: none;
}

/* 页面首屏 */
.page-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--cream);
  background-image:
    radial-gradient(circle at 14% 20%, rgba(47, 125, 114, .12), transparent 40%),
    linear-gradient(105deg, rgba(246, 243, 234, .97) 0%, rgba(246, 243, 234, .88) 55%, rgba(231, 240, 234, .82) 100%),
    url('/assets/images/backpic/back-1.png');
  background-position: center;
  background-size: cover;
  border-bottom: 1px solid rgba(221, 230, 223, .78);
}

.page-hero > .container {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 28px 0 24px;
  color: var(--muted);
  font-size: 13px;
}

.breadcrumb a {
  color: var(--muted);
}

.breadcrumb a:hover {
  color: var(--brand);
}

.breadcrumb .sep {
  color: #A7B4AD;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(280px, 5fr);
  align-items: center;
  gap: 48px;
  padding-bottom: 48px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
}

h1 {
  margin-top: 18px;
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1.18;
  letter-spacing: .01em;
}

.hero-lead {
  max-width: 34em;
  margin-top: 16px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 26px;
  color: var(--muted);
  font-size: 13px;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 7px;
}

.hero-points li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
}

.hero-media {
  position: relative;
}

.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--mint-100);
  box-shadow: var(--shadow);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 59, 54, .02), rgba(11, 59, 54, .22));
  pointer-events: none;
}

.media-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 253, 248, .95);
  box-shadow: var(--shadow-sm);
  color: var(--brand-900);
  font-size: 13px;
  font-weight: 700;
}

.media-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand-600);
}

/* 板块 */
.section {
  padding: 80px 0;
}

.section-soft {
  border-block: 1px solid var(--line);
  background: var(--card-alt);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
}

.section-tag {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
}

.section-head h2 {
  font-size: 32px;
  line-height: 1.3;
}

.section-head p {
  max-width: 62ch;
  margin-top: 10px;
  color: var(--muted);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.text-link::after {
  content: "→";
  transition: transform .18s ease;
}

.text-link:hover {
  color: var(--coral-dark);
  text-decoration: none;
}

.text-link:hover::after {
  transform: translateX(3px);
}

/* 登录流程 */
.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(280px, 5fr);
  align-items: start;
  gap: 48px;
}

.step-list {
  position: relative;
  padding-left: 4px;
}

.step-list::before {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 20px;
  left: 23px;
  width: 1px;
  background: linear-gradient(var(--brand-600), var(--line));
}

.step-item {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 20px;
  padding-bottom: 30px;
}

.step-item:last-child {
  padding-bottom: 0;
}

.step-num {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--brand-600);
  border-radius: 50%;
  background: var(--paper);
  box-shadow: 0 0 0 6px var(--cream);
  color: var(--brand);
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
}

.step-body {
  padding-top: 6px;
}

.step-body h3 {
  margin-bottom: 8px;
  font-size: 23px;
  line-height: 1.4;
}

.step-body p {
  color: var(--muted);
  font-size: 16px;
}

.step-note {
  display: inline-flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
  padding: 8px 12px;
  border-left: 3px solid var(--coral);
  border-radius: 0 8px 8px 0;
  background: var(--mint-50);
  color: var(--brand-900);
  font-size: 13px;
  line-height: 1.7;
}

.step-note strong {
  font-weight: 700;
}

.check-card {
  position: sticky;
  top: 132px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.check-card h2 {
  margin-bottom: 6px;
  font-size: 24px;
}

.check-card > p {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 14px;
}

.check-list {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.check-list li {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.check-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.check-list strong {
  color: var(--brand-900);
  font-size: 15px;
}

.check-list span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.card-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

/* 拦截处理 */
.blocker-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.blocker-card {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--paper);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.blocker-card:hover {
  border-color: #C8DCD0;
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.blocker-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--mint-100);
  color: var(--brand);
}

.blocker-icon svg {
  width: 24px;
  height: 24px;
}

.blocker-card h3 {
  margin-bottom: 6px;
  font-size: 20px;
}

.blocker-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

/* FAQ */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  column-gap: 40px;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
  transition: background-color .18s ease;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 4px;
  list-style: none;
  color: var(--ink);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  color: var(--brand);
}

.faq-icon {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  transition: background-color .2s ease, border-color .2s ease, transform .2s ease;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--brand);
  transform: translate(-50%, -50%);
  transition: transform .2s ease;
}

.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] {
  background: linear-gradient(90deg, var(--mint-50), transparent 82%);
}

.faq-item[open] summary {
  color: var(--brand-900);
}

.faq-item[open] .faq-icon {
  border-color: var(--coral-100);
  background: var(--coral-100);
  transform: rotate(180deg);
}

.faq-item[open] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0);
}

.faq-answer {
  padding: 0 44px 20px 4px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

/* 相关入口 */
.next-panel {
  padding: 10px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

.next-list {
  display: grid;
}

.next-list li {
  border-bottom: 1px solid var(--line);
}

.next-list li:last-child {
  border-bottom: 0;
}

.next-link {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 24px;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  color: var(--ink);
}

.next-link:hover {
  color: var(--brand-900);
  text-decoration: none;
}

.next-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--mint-50);
  color: var(--brand);
}

.next-icon svg {
  width: 22px;
  height: 22px;
}

.next-copy strong {
  display: block;
  margin-bottom: 2px;
  color: var(--brand-900);
  font-family: var(--font-serif);
  font-size: 17px;
}

.next-copy span {
  color: var(--muted);
  font-size: 14px;
}

.next-link > svg {
  width: 22px;
  height: 22px;
  color: var(--muted);
  transition: transform .18s ease, color .18s ease;
}

.next-link:hover > svg {
  color: var(--brand);
  transform: translateX(4px);
}

/* CTA */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: 64px 0;
  background: var(--brand-900);
  color: #fff;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-position: center;
  background-size: cover;
  opacity: .12;
  mix-blend-mode: screen;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-copy h2 {
  max-width: 16em;
  color: #fff;
  font-size: 32px;
}

.cta-copy p {
  max-width: 48ch;
  margin-top: 10px;
  color: rgba(255, 255, 255, .78);
  font-size: 15px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex: 0 0 auto;
}

/* 页脚 */
.site-footer {
  padding: 64px 0 0;
  background: var(--brand-900);
  color: rgba(255, 255, 255, .74);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 32px;
  padding-bottom: 40px;
}

.footer-brand .brand-text {
  display: flex;
  flex-direction: column;
  margin-bottom: 14px;
}

.footer-brand .brand-name {
  color: #fff;
  font-size: 20px;
  white-space: normal;
}

.footer-brand .brand-sub {
  margin-top: 4px;
  color: rgba(255, 255, 255, .55);
  font-size: 12px;
  letter-spacing: .08em;
}

.footer-brand p {
  max-width: 34ch;
  color: rgba(255, 255, 255, .65);
  font-size: 14px;
  line-height: 1.8;
}

.footer-col h3 {
  margin-bottom: 14px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 15px;
  letter-spacing: .02em;
}

.footer-col ul {
  display: grid;
  gap: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--coral-100);
  text-decoration: none;
}

.footer-note {
  color: rgba(255, 255, 255, .62);
  font-size: 13px;
  line-height: 1.8;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 22px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  color: rgba(255, 255, 255, .6);
  font-size: 13px;
}

.to-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, .78);
}

.to-top svg {
  width: 16px;
  height: 16px;
}

.to-top:hover {
  color: var(--coral-100);
  text-decoration: none;
}

/* 响应式 */
@media (max-width: 1199px) {
  .brand-name {
    font-size: 17px;
  }

  .nav-search {
    max-width: 420px;
  }

  .hero-grid {
    gap: 36px;
  }

  .guide-layout {
    gap: 36px;
  }

  .section-head h2 {
    font-size: 30px;
  }

  .cta-copy h2 {
    font-size: 30px;
  }
}

@media (max-width: 991px) {
  .container {
    width: min(1200px, calc(100% - 40px));
  }

  .nav-search {
    max-width: 320px;
  }

  .nav-trends {
    display: none;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(240px, .85fr);
    gap: 28px;
  }

  h1 {
    font-size: 36px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .guide-layout {
    grid-template-columns: 1fr;
  }

  .check-card {
    position: static;
  }

  .section {
    padding: 64px 0;
  }

  .section-head h2 {
    font-size: 28px;
  }

  .faq-grid {
    column-gap: 28px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .container {
    width: calc(100% - 32px);
  }

  .nav-top {
    flex-wrap: wrap;
    gap: 10px 12px;
    min-height: 64px;
    padding: 8px 0;
  }

  .site-header.is-scrolled .nav-top {
    min-height: 60px;
  }

  .brand {
    gap: 8px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }

  .brand-mark svg {
    width: 21px;
    height: 21px;
  }

  .brand-name {
    font-size: 15px;
    line-height: 1.2;
    white-space: normal;
  }

  .brand-name .brand-line {
    display: block;
  }

  .brand-sub {
    display: none;
  }

  .nav-actions {
    gap: 8px;
    margin-left: auto;
  }

  .link-quiet {
    display: none;
  }

  .nav-actions .btn {
    min-height: 40px;
    padding: 0 14px;
    font-size: 14px;
  }

  .search-toggle {
    display: grid;
  }

  .nav-search {
    display: none;
    order: 5;
    flex: 1 0 100%;
    max-width: none;
    margin: 0;
    padding-bottom: 8px;
  }

  .site-header.search-open .nav-search {
    display: block;
  }

  .nav-channel > .container {
    gap: 0;
    min-height: 44px;
  }

  .channel-scroll {
    gap: 2px;
    width: 100%;
  }

  .channel-link {
    height: 30px;
    padding: 0 10px;
    font-size: 13px;
  }

  .breadcrumb {
    padding: 20px 0 18px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 36px;
  }

  h1 {
    margin-top: 14px;
    font-size: 32px;
  }

  .hero-lead {
    margin-top: 12px;
    font-size: 16px;
  }

  .hero-actions {
    margin-top: 22px;
  }

  .hero-points {
    margin-top: 20px;
  }

  .media-frame {
    max-height: 300px;
    aspect-ratio: 16 / 10;
  }

  .section {
    padding: 56px 0;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
  }

  .section-head h2 {
    font-size: 25px;
  }

  .step-list::before {
    left: 21px;
  }

  .step-item {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 16px;
    padding-bottom: 26px;
  }

  .step-num {
    width: 44px;
    height: 44px;
    font-size: 15px;
  }

  .step-body {
    padding-top: 4px;
  }

  .step-body h3 {
    font-size: 20px;
  }

  .step-body p {
    font-size: 15px;
  }

  .blocker-grid {
    grid-template-columns: 1fr;
  }

  .faq-grid {
    grid-template-columns: 1fr;
  }

  .faq-answer {
    padding-right: 36px;
  }

  .next-panel {
    padding: 8px 18px;
  }

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-copy h2 {
    font-size: 26px;
  }

  .cta-actions {
    width: 100%;
  }

  .site-footer {
    padding-top: 48px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 26px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 575px) {
  .container {
    width: calc(100% - 32px);
  }

  h1 {
    font-size: 30px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .btn {
    min-height: 44px;
    padding: 0 18px;
  }

  .blocker-card {
    grid-template-columns: 46px minmax(0, 1fr);
    padding: 18px;
  }

  .blocker-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
  }

  .faq-item summary {
    padding: 16px 2px;
    font-size: 15px;
  }

  .faq-answer {
    padding-left: 2px;
    padding-right: 34px;
  }

  .next-link {
    grid-template-columns: 40px minmax(0, 1fr) 20px;
    gap: 12px;
    padding: 16px 0;
  }

  .next-icon {
    width: 40px;
    height: 40px;
  }

  .next-copy strong {
    font-size: 16px;
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand .brand-name {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

  .blocker-card:hover,
  .btn:hover,
  .next-link:hover > svg,
  .text-link:hover::after {
    transform: none;
  }
}

/* roulang page: category3 */
:root{
  --algae-900:#0B3B36;
  --brand:#0F5B52;
  --celadon:#2F7D72;
  --algae-100:#E7F0EA;
  --algae-50:#F2F7F3;
  --coral:#D9673F;
  --coral-dark:#B95532;
  --coral-100:#F8E4DA;
  --bg:#F6F3EA;
  --paper:#FFFDF8;
  --card-alt:#F4F8F3;
  --ink:#1D2925;
  --ink-soft:#5F6F68;
  --line:#DDE6DF;
  --ok:#2C7A5A;
  --warn:#A9652A;
  --err:#B5452E;
  --focus:rgba(217,103,63,.35);
  --radius-btn:10px;
  --radius-card:14px;
  --radius-panel:22px;
  --shadow-sm:0 1px 2px rgba(15,43,38,.05),0 12px 32px rgba(15,43,38,.07);
  --shadow-hover:0 16px 40px rgba(15,91,82,.12);
  --container:1200px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--celadon);text-decoration:underline;text-underline-offset:3px}
img{display:block;max-width:100%;height:auto}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input{font-family:inherit}
svg{display:block}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--brand);color:#fff;padding:10px 18px;border-radius:var(--radius-btn);
  transition:top .2s ease;
}
.skip-link:focus{top:12px;color:#fff;text-decoration:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,253,248,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(15,43,38,.09)}
.nav-top{
  display:flex;align-items:center;gap:22px;
  height:64px;
  transition:height .22s ease;
}
.site-header.is-scrolled .nav-top{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--algae-100);color:var(--brand);
  border:1px solid var(--line);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--font-serif);font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--algae-900)}
.brand-sub{font-size:11px;color:var(--ink-soft);letter-spacing:.08em;margin-top:3px}
.nav-search{flex:1 1 auto;max-width:420px;min-width:0}
.search-form{
  position:relative;display:flex;align-items:center;gap:8px;
  height:42px;padding:0 6px 0 14px;
  background:var(--paper);border:1px solid var(--line);border-radius:999px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{border-color:var(--celadon);box-shadow:0 0 0 3px var(--focus)}
.search-form svg{width:17px;height:17px;flex:0 0 17px;color:var(--ink-soft)}
.search-form input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);
}
.search-form input::placeholder{color:#96A49C}
.search-form button{
  width:32px;height:32px;flex:0 0 32px;border:0;border-radius:50%;
  display:grid;place-items:center;background:var(--algae-100);color:var(--brand);
  transition:background .18s ease,color .18s ease;
}
.search-form button svg{width:15px;height:15px;color:currentColor}
.search-form button:hover{background:var(--celadon);color:#fff}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto}
.link-quiet{font-size:15px;color:var(--ink-soft);white-space:nowrap}
.link-quiet:hover{color:var(--brand);text-decoration:none}
.search-toggle{
  display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
  background:var(--paper);color:var(--brand);place-items:center;
}
.search-toggle svg{width:17px;height:17px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 20px rgba(217,103,63,.22)}
.btn-primary:hover{background:var(--coral-dark);color:#fff}
.btn-secondary{background:var(--paper);color:var(--brand);border-color:var(--celadon)}
.btn-secondary:hover{background:var(--algae-100);color:var(--brand)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none}
.nav-channel{border-top:1px solid var(--line);background:var(--card-alt)}
.channel-row{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  height:46px;
}
.channel-scroll{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;min-width:0}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-block;white-space:nowrap;
  padding:6px 12px;border-radius:8px;font-size:15px;color:var(--ink-soft);
  transition:background .18s ease,color .18s ease;
}
.channel-link:hover{background:var(--algae-100);color:var(--brand);text-decoration:none}
.channel-link.is-active{color:var(--brand);font-weight:600;background:var(--algae-100)}
.channel-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-9px;height:2px;
  background:var(--celadon);border-radius:2px;
}
.hot-words{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.hot-label{font-size:12px;color:var(--ink-soft);letter-spacing:.06em}
.pill{
  display:inline-block;padding:4px 12px;border-radius:999px;
  font-size:13px;color:var(--brand);background:var(--paper);border:1px solid var(--line);
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.pill:hover{background:var(--algae-100);border-color:var(--celadon);text-decoration:none;color:var(--brand)}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--bg);
  padding:40px 0 52px;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.085;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='70' viewBox='0 0 140 70'%3E%3Cpath d='M0 35c17.5-16 35-16 52.5 0S87.5 51 105 35s35-16 35 0' fill='none' stroke='%230F5B52' stroke-width='2'/%3E%3C/svg%3E");
  background-repeat:repeat;
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);margin-bottom:18px}
.breadcrumb a{color:var(--ink-soft)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span.sep{color:#AEBBB4}
.hero-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 14px;border-radius:999px;
  background:var(--coral-100);color:var(--coral-dark);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;margin-bottom:16px;
}
.hero-badge svg{width:14px;height:14px}
h1{
  font-family:var(--font-serif);
  font-size:44px;line-height:1.18;letter-spacing:.01em;
  color:var(--algae-900);font-weight:700;
}
.hero-lead{margin-top:16px;font-size:16.5px;line-height:1.85;color:var(--ink-soft);max-width:40em}
.hero-links{display:flex;flex-wrap:wrap;gap:18px;margin-top:24px;font-size:15px;font-weight:600}
.hero-links a{display:inline-flex;align-items:center;gap:6px}
.hero-links a svg{width:15px;height:15px}
.hero-visual{position:relative;border-radius:var(--radius-panel);overflow:hidden;box-shadow:var(--shadow-sm);background:var(--algae-100)}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(200deg,rgba(11,59,54,.34),rgba(11,59,54,0) 55%);
}
.visual-badge{
  position:absolute;left:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,253,248,.95);color:var(--brand);
  font-size:13px;font-weight:600;box-shadow:0 6px 18px rgba(11,59,54,.16);
}
.visual-badge svg{width:15px;height:15px;color:var(--celadon)}
.notice-bar{
  position:relative;margin-top:36px;
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 18px;border-radius:var(--radius-card);
  background:var(--coral-100);border-left:4px solid var(--coral);
  color:#7A3A21;font-size:14.5px;line-height:1.75;
}
.notice-bar svg{width:19px;height:19px;flex:0 0 19px;margin-top:2px;color:var(--coral-dark)}

/* ============ 通用板块 ============ */
.section{padding:76px 0}
.section-alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:32px}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;
  color:var(--celadon);font-weight:600;margin-bottom:10px;
}
h2{
  font-family:var(--font-serif);
  font-size:31px;line-height:1.3;color:var(--algae-900);font-weight:700;
}
.section-head p{margin-top:12px;color:var(--ink-soft);font-size:15.5px}

/* ============ 核对清单 + 流程 ============ */
.check-layout{display:grid;grid-template-columns:6fr 6fr;gap:32px;align-items:start}
.panel{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-panel);
  padding:28px;box-shadow:var(--shadow-sm);
}
.panel-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.panel-head svg{width:20px;height:20px;color:var(--celadon)}
.panel h3{font-size:20px;line-height:1.4;color:var(--algae-900);font-weight:700}
.panel-sub{font-size:14px;color:var(--ink-soft);margin-bottom:18px}
.checklist li{
  display:grid;grid-template-columns:26px 1fr;gap:12px;
  padding:14px 0;border-top:1px solid var(--line);
}
.checklist li:first-child{border-top:0;padding-top:4px}
.checklist .ico{width:24px;height:24px;margin-top:3px;color:var(--ok)}
.checklist .ico svg{width:22px;height:22px}
.checklist strong{display:block;font-size:15.5px;color:var(--ink);font-weight:600}
.checklist p{font-size:14px;color:var(--ink-soft);line-height:1.75;margin-top:2px}
.steps{position:relative;margin-top:4px}
.steps li{position:relative;padding:0 0 26px 46px}
.steps li:last-child{padding-bottom:0}
.steps li::before{
  content:"";position:absolute;left:15px;top:32px;bottom:0;width:2px;
  background:linear-gradient(var(--algae-100),var(--line));
}
.steps li:last-child::before{display:none}
.step-num{
  position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:700;
  background:var(--algae-100);color:var(--brand);border:1px solid var(--line);
}
.steps strong{display:block;font-size:15.5px;color:var(--ink);font-weight:700;line-height:1.6}
.steps p{font-size:14px;color:var(--ink-soft);line-height:1.75;margin-top:2px}
.step-tip{
  display:inline-block;margin-top:8px;padding:3px 10px;border-radius:999px;
  background:var(--algae-50);color:var(--warn);font-size:12.5px;border:1px solid var(--line);
}

/* ============ 异常状态 ============ */
.anomaly-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.anomaly-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.anomaly-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--algae-100)}
.anomaly-card .ico{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--algae-100);color:var(--brand);margin-bottom:14px;
}
.anomaly-card .ico svg{width:21px;height:21px}
.anomaly-card h3{font-size:18px;color:var(--algae-900);font-weight:700;margin-bottom:6px}
.anomaly-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.78}

/* ============ 账号保护要点 ============ */
.tips-layout{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.tips-layout p.body{font-size:16px;color:var(--ink-soft);line-height:1.9;margin-top:14px}
.tips-layout p.body + p.body{margin-top:12px}
.tip-list{background:var(--card-alt);border:1px solid var(--line);border-radius:var(--radius-panel);padding:24px}
.tip-list h3{font-size:16px;color:var(--algae-900);font-weight:700;margin-bottom:12px;letter-spacing:.02em}
.tip-list li{
  display:grid;grid-template-columns:24px 1fr;gap:10px;
  padding:12px 0;border-top:1px dashed var(--line);font-size:14.5px;color:var(--ink-soft);line-height:1.75;
}
.tip-list li:first-of-type{border-top:0}
.tip-list .dot{
  width:22px;height:22px;border-radius:50%;display:grid;place-items:center;margin-top:2px;
  background:var(--paper);border:1px solid var(--line);color:var(--celadon);
}
.tip-list .dot svg{width:13px;height:13px}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:44px;row-gap:8px}
.faq-item{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{
  position:relative;flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);background:var(--paper);
  transition:background .2s ease,border-color .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;border-radius:2px;background:var(--celadon);
  transform:translate(-50%,-50%);transition:transform .22s ease,opacity .22s ease;
}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] .faq-icon{background:var(--algae-100);border-color:var(--celadon)}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-answer{
  margin:0 0 18px;padding:14px 16px;border-radius:10px;
  background:var(--algae-50);color:var(--ink-soft);font-size:14px;line-height:1.82;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--algae-900);color:#fff;
  border-radius:var(--radius-panel);
  padding:48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-sm);
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.1;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='80' viewBox='0 0 160 80'%3E%3Cpath d='M0 40c20-18 40-18 60 0s40 18 60 0 40-18 40 0' fill='none' stroke='%23FFFFFF' stroke-width='2'/%3E%3C/svg%3E");
}
.cta-band h2{color:#fff;font-size:29px}
.cta-band p{margin-top:10px;color:#CFE0D8;font-size:15px;max-width:44em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;flex:0 0 auto}
.cta-copy{position:relative}

/* ============ 页脚 ============ */
.site-footer{background:var(--algae-900);color:#D8E5DF;margin-top:80px;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px}
.footer-brand .brand-name{color:#fff;font-size:17px}
.footer-brand .brand-sub{color:#9FBDB3}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.85;color:#A9C3B9;max-width:26em}
.footer-col h3{font-size:14px;letter-spacing:.1em;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:#C3D8CF;font-size:14px}
.footer-col a:hover{color:var(--coral-100);text-decoration:none}
.footer-note{font-size:13.5px;line-height:1.9;color:#9FBDB3}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:18px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#9FBDB3;
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:#C3D8CF;font-size:13px}
.to-top svg{width:14px;height:14px}
.to-top:hover{color:var(--coral-100);text-decoration:none}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  h1{font-size:40px}
  .hero-grid{gap:36px}
  .tips-layout{gap:36px}
}
@media (max-width:991px){
  .nav-search{display:none}
  .search-toggle{display:grid}
  .site-header.search-open .nav-search{
    display:block;position:absolute;left:0;right:0;top:100%;
    max-width:none;padding:12px 20px;
    background:var(--paper);border-bottom:1px solid var(--line);
    box-shadow:0 12px 24px rgba(15,43,38,.08);
  }
  .hot-words{display:none}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-visual{order:-1}
  .hero-visual img{aspect-ratio:16/9}
  h1{font-size:35px}
  .check-layout{grid-template-columns:1fr;gap:24px}
  .tips-layout{grid-template-columns:1fr;gap:28px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:60px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .nav-top{height:60px;gap:12px}
  .brand-name{font-size:15px;max-width:170px}
  .link-quiet{display:none}
  .btn{padding:0 16px;font-size:14.5px}
  .channel-row{height:42px;gap:10px}
  .channel-link{font-size:14px;padding:6px 10px}
  h1{font-size:31px}
  h2{font-size:25px}
  .hero-lead{font-size:15.5px}
  .anomaly-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .cta-band{padding:28px;border-radius:18px}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .site-footer{margin-top:56px}
}
@media (max-width:575px){
  .container{padding:0 16px}
  h1{font-size:29px}
  .hero-badge{font-size:12px}
  .brand-sub{display:none}
  .brand-name{font-size:14.5px;max-width:150px;line-height:1.25}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px}
  .hero-links a{font-size:14px}
  .panel{padding:20px}
  .anomaly-card{padding:20px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:48px 0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
  .btn:hover,.anomaly-card:hover{transform:none}
}

/* roulang page: category4 */
:root{
  --ink-900:#0B3B36;
  --brand:#0F5B52;
  --celadon:#2F7D72;
  --mint-100:#E7F0EA;
  --mint-50:#F2F7F3;
  --coral:#D9673F;
  --coral-deep:#B95532;
  --coral-50:#F8E4DA;
  --sand:#F6F3EA;
  --paper:#FFFDF8;
  --card-alt:#F4F8F3;
  --text:#1D2925;
  --text-2:#5F6F68;
  --line:#DDE6DF;
  --ok:#2C7A5A;
  --warn:#A9652A;
  --err:#B5452E;
  --focus:rgba(217,103,63,.35);
  --r-sm:10px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,43,38,.05),0 12px 32px rgba(15,43,38,.07);
  --shadow-lg:0 16px 40px rgba(15,91,82,.12);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --ease:cubic-bezier(.34,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--ink-900);text-decoration:underline;text-underline-offset:3px}
button{font:inherit;color:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.15em}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);color:var(--ink-900);font-weight:700}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,253,248,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,43,38,.09)}
.nav-top{
  display:flex;align-items:center;gap:20px;
  height:64px;transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav-top{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:none;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:38px;height:38px;flex:none;border-radius:12px;
  background:var(--mint-100);color:var(--brand);
  display:grid;place-items:center;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.brand:hover .brand-mark{background:var(--celadon);color:#fff}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{
  font-family:var(--font-serif);font-weight:700;font-size:18px;
  color:var(--ink-900);letter-spacing:.01em;
}
.brand-sub{font-size:11px;letter-spacing:.14em;color:var(--text-2)}
.nav-search{flex:1;max-width:420px;min-width:0}
.search-form{
  display:flex;align-items:center;gap:8px;
  height:42px;padding:0 5px 0 14px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-form>svg{width:18px;height:18px;flex:none;color:var(--text-2)}
.search-form input{
  flex:1;min-width:0;height:100%;border:0;background:transparent;
  font-size:14px;color:var(--text);outline:none;
}
.search-form input::placeholder{color:#94a49d}
.search-form button{
  width:32px;height:32px;flex:none;border:0;border-radius:50%;
  background:var(--mint-100);color:var(--brand);
  display:grid;place-items:center;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.search-form button svg{width:15px;height:15px}
.search-form button:hover{background:var(--celadon);color:#fff}
.search-form:focus-within{border-color:var(--celadon);box-shadow:0 0 0 3px var(--focus)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:16px;flex:none}
.link-quiet{font-size:15px;color:var(--text-2)}
.link-quiet:hover{color:var(--brand)}
.search-toggle{
  display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
  background:var(--paper);color:var(--brand);place-items:center;
}
.search-toggle svg{width:17px;height:17px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:1px solid transparent;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 20px rgba(217,103,63,.22)}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,85,50,.26)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:var(--paper);color:var(--brand);border-color:#bcd2c8}
.btn-ghost:hover{background:var(--mint-100);color:var(--ink-900);transform:translateY(-1px)}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.nav-channel{
  background:var(--mint-50);border-top:1px solid var(--line);
}
.channel-scroll{
  display:flex;align-items:center;gap:22px;
  height:44px;overflow-x:auto;scrollbar-width:none;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;flex:none;font-size:15px;color:var(--text-2);
  padding:0 2px;line-height:44px;border-bottom:2px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.channel-link:hover{color:var(--brand);text-decoration:none}
.channel-link.is-active{color:var(--brand);font-weight:600;border-bottom-color:var(--celadon)}
.nav-hot{
  flex:none;margin-left:auto;display:flex;align-items:center;gap:8px;
  font-size:12px;color:var(--text-2);
}
.nav-hot .hot-label{color:var(--coral-deep);font-weight:700;letter-spacing:.04em}
.hot-pill{
  padding:3px 10px;border-radius:var(--r-pill);background:var(--paper);
  border:1px solid var(--line);color:var(--text-2);font-size:12px;
}
.hot-pill:hover{background:var(--coral-50);color:var(--coral-deep);border-color:#eec9b8;text-decoration:none}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0}
.section-tight{padding:44px 0 0}
.section-head{margin-bottom:30px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.16em;
  color:var(--celadon);margin-bottom:10px;
}
.section-head h2,.section-head-row h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3;margin:0 0 12px}
.section-head p,.section-head-row p{margin:0;color:var(--text-2);max-width:66ch}
.text-link{font-size:15px;font-weight:600;color:var(--brand);flex:none}
.text-link:hover{color:var(--coral-deep)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--mint-100);color:var(--brand);
}
.badge-coral{background:var(--coral-50);color:var(--coral-deep)}
.badge-line{background:var(--paper);border:1px solid var(--line);color:var(--text-2);font-weight:500}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--sand) 0%,#F1F6F1 100%);
  border-bottom:1px solid var(--line);
}
.page-hero .hero-texture{
  position:absolute;inset:0;pointer-events:none;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  opacity:.10;
}
.hero-inner{
  position:relative;display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:48px;align-items:center;
  padding:48px 0 56px;
}
.breadcrumb{margin-bottom:20px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#a9b8b1}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb [aria-current="page"]{color:var(--brand);font-weight:600}
.hero-inner h1{
  font-size:clamp(28px,3.4vw,42px);line-height:1.2;letter-spacing:.01em;
  margin-bottom:16px;
}
.hero-inner h1 .h1-sep{color:var(--celadon);font-weight:400;padding:0 6px}
.hero-lead{font-size:17px;color:var(--text-2);max-width:44ch;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tag{
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--paper);border:1px solid var(--line);
  font-size:13px;color:var(--brand);
}
.hero-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:4/3;box-shadow:var(--shadow-sm);
  border:1px solid #e6ece5;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;object-position:center 35%}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,59,54,0) 48%,rgba(11,59,54,.58) 100%);
}
.figure-tag{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;align-items:center;gap:8px;
  color:#fff;font-size:13px;font-weight:600;
}
.figure-tag svg{width:16px;height:16px;flex:none}

/* ---------- 提示条 ---------- */
.notice-wrap{padding-top:32px}
.notice-bar{
  display:flex;align-items:flex-start;gap:12px;
  padding:16px 20px;border-radius:var(--r-md);
  background:var(--coral-50);border:1px solid #eecab9;
  border-left:4px solid var(--coral);
  font-size:14px;color:#7b3f26;
}
.notice-bar svg{width:20px;height:20px;flex:none;margin-top:2px;color:var(--coral-deep)}
.notice-bar strong{color:var(--coral-deep)}

/* ---------- 帮助分类网格 ---------- */
.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.help-card{
  display:flex;flex-direction:column;gap:10px;
  padding:24px;border-radius:var(--r-md);
  background:var(--paper);border:1px solid var(--line);
  box-shadow:0 1px 2px rgba(15,43,38,.04);
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  color:inherit;
}
.help-card:hover{
  transform:translateY(-2px);border-color:#bcd8cb;
  box-shadow:var(--shadow-lg);text-decoration:none;
}
.help-card:hover .help-title{color:var(--brand)}
.help-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.help-icon{
  width:44px;height:44px;border-radius:12px;flex:none;
  background:var(--mint-100);color:var(--brand);
  display:grid;place-items:center;
}
.help-icon svg{width:22px;height:22px}
.help-arrow{color:#a9b8b1;transition:color .2s var(--ease),transform .2s var(--ease)}
.help-arrow svg{width:18px;height:18px}
.help-card:hover .help-arrow{color:var(--coral);transform:translateX(3px)}
.help-title{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.5;transition:color .2s var(--ease)}
.help-desc{font-size:14px;color:var(--text-2);margin:0;line-height:1.75}

/* ---------- 公告列表 ---------- */
.notice-panel{
  background:var(--paper);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;box-shadow:0 1px 2px rgba(15,43,38,.04);
}
.notice-item{
  display:grid;grid-template-columns:104px minmax(0,1fr) 22px;
  gap:18px;align-items:center;
  padding:20px 24px;border-top:1px solid var(--line);
  color:inherit;
  transition:background .18s var(--ease);
}
.notice-item:first-child{border-top:0}
.notice-item:hover{background:var(--mint-50);text-decoration:none}
.notice-item:hover .notice-title{color:var(--brand)}
.notice-item:hover .notice-arrow{color:var(--coral);transform:translateX(3px)}
.notice-date{
  font-size:13px;color:var(--text-2);font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.notice-body{display:flex;flex-direction:column;gap:6px;min-width:0}
.notice-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;
  padding:2px 9px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.7;
  background:var(--mint-100);color:var(--brand);
}
.tag-warn{background:var(--coral-50);color:var(--coral-deep)}
.tag-plain{background:var(--card-alt);color:var(--text-2)}
.notice-title{font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.6;transition:color .2s var(--ease)}
.notice-desc{font-size:14px;color:var(--text-2);line-height:1.75;margin:0}
.notice-arrow{color:#a9b8b1;transition:color .2s var(--ease),transform .2s var(--ease)}
.notice-arrow svg{width:18px;height:18px}
.notice-note{
  margin-top:16px;font-size:13px;color:var(--text-2);
  display:flex;align-items:center;gap:8px;
}
.notice-note svg{width:16px;height:16px;flex:none;color:var(--celadon)}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--card-alt);border-radius:var(--r-lg);padding:8px 32px}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 44px}
.faq-item{border-top:1px solid #d9e4dc;padding:0}
.faq-item:first-child{border-top:0}
.faq-grid>.faq-item:nth-child(2){border-top:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink-900);line-height:1.6;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand)}
.faq-icon{
  position:relative;width:28px;height:28px;flex:none;border-radius:50%;
  background:var(--paper);border:1px solid var(--line);
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--celadon);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-item.is-open .faq-icon{background:var(--mint-100);border-color:#bcd8cb}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{display:none;padding:0 0 20px}
.faq-item.is-open .faq-a{display:block}
.faq-a p{margin:0;font-size:14px;line-height:1.85;color:var(--text-2);max-width:46ch}

/* ---------- 联系卡 ---------- */
.contact-card{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:40px;align-items:center;
  padding:40px;border-radius:var(--r-lg);
  background:var(--paper);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.contact-card h2{font-size:clamp(22px,2.3vw,28px);line-height:1.35;margin-bottom:12px}
.contact-card p{color:var(--text-2);font-size:15px;margin:0}
.steps{display:flex;flex-direction:column;gap:16px;margin-bottom:24px}
.step{display:flex;gap:14px;align-items:flex-start}
.step-num{
  width:30px;height:30px;flex:none;border-radius:50%;
  background:var(--mint-100);color:var(--brand);
  display:grid;place-items:center;
  font-size:13px;font-weight:700;font-family:var(--font-sans);
}
.step-text{font-size:14px;color:var(--text-2);line-height:1.75}
.step-text strong{display:block;color:var(--ink-900);font-size:15px;margin-bottom:2px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);color:#f3f7f3;
  padding:56px 0;
}
.cta-band .cta-texture{
  position:absolute;inset:0;pointer-events:none;
  background:url("/assets/images/backpic/back-3.png") center/cover no-repeat;
  opacity:.09;
}
.cta-inner{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  gap:36px;flex-wrap:wrap;
}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.35;margin-bottom:10px}
.cta-inner p{margin:0;color:#c4d6cf;font-size:15px;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:none}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.8)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:#c4d6cf;padding:64px 0 0;font-size:14px}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;padding-bottom:44px;
}
.footer-brand .brand-name{color:#fff;font-size:18px}
.footer-brand .brand-sub{color:#8fae9f}
.footer-brand p{margin-top:14px;color:#a9c2b8;font-size:14px;line-height:1.8;max-width:34ch}
.footer-col h3{
  font-family:var(--font-sans);font-size:14px;font-weight:700;
  color:#fff;margin:0 0 16px;letter-spacing:.06em;
}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#b6cdc4;font-size:14px}
.footer-col a:hover{color:#f0a98d;text-decoration:none}
.footer-note{color:#9bb6ab;font-size:13px;line-height:1.9;margin:0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#93b0a3;
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:#c4d6cf;font-size:13px}
.to-top svg{width:15px;height:15px}
.to-top:hover{color:#f0a98d;text-decoration:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .help-grid{gap:16px}
  .faq-wrap{padding:8px 24px}
  .faq-grid{gap:0 32px}
}
@media (max-width:991px){
  .nav-search{max-width:280px}
  .hero-inner{grid-template-columns:1fr;gap:32px;padding:36px 0 44px}
  .hero-figure{aspect-ratio:16/9;max-height:300px}
  .help-grid{grid-template-columns:repeat(2,1fr)}
  .contact-card{grid-template-columns:1fr;gap:28px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:60px 0}
  .notice-item{grid-template-columns:88px minmax(0,1fr) 20px;padding:18px 20px}
}
@media (max-width:767px){
  .nav-top{gap:12px;height:60px}
  .nav-search{
    position:absolute;left:0;right:0;top:100%;
    max-width:none;padding:12px 16px;
    background:var(--paper);border-bottom:1px solid var(--line);
    display:none;box-shadow:0 12px 24px rgba(15,43,38,.08);
    z-index:95;
  }
  .nav-search.is-open{display:block}
  .search-toggle{display:grid}
  .link-quiet{display:none}
  .brand-name{font-size:16px}
  .nav-hot{display:none}
  .faq-grid{grid-template-columns:1fr}
  .faq-grid>.faq-item:nth-child(2){border-top:1px solid #d9e4dc}
  .faq-wrap{padding:8px 20px;border-radius:var(--r-md)}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:575px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .hero-inner h1{font-size:29px}
  .hero-lead{font-size:15px}
  .hero-figure{aspect-ratio:4/3;max-height:none}
  .help-grid{grid-template-columns:1fr}
  .help-card{padding:20px}
  .notice-item{
    grid-template-columns:1fr 18px;gap:8px 12px;padding:16px 18px;
  }
  .notice-date{grid-column:1 / -1;font-size:12px;letter-spacing:.04em;color:#7b8f86}
  .notice-arrow{grid-row:2;align-self:center}
  .notice-title{font-size:16px}
  .notice-desc{font-size:13px}
  .contact-card{padding:24px}
  .btn{height:46px}
  .cta-band{padding:44px 0}
  .cta-actions .btn{flex:1 1 100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important}
  html{scroll-behavior:auto}
  .help-card:hover,.notice-item:hover,.btn:hover{transform:none}
}