:root{
  /* 中性色 */
  --ink:#0f172a; --ink2:#334155; --ink3:#64748b; --ink4:#94a3b8;
  --bg:#f6f8fb; --card:#fff; --line:#e6eaf0; --line2:#d5dbe4;
  /* 主色 */
  --blue:#2563eb; --blue-d:#1d4ed8; --blue-bg:#eff5ff;
  --green:#067a5c; --green-bg:#e8f7f1;
  --amber:#b45309; --amber-bg:#fdf5e7;
  --red:#c0362c; --red-bg:#fdeeed;
  --gray-bg:#f1f5f9;
  /* 形状 */
  --r:14px; --r-sm:10px;
  --sh:0 1px 2px rgba(15,23,42,.04), 0 1px 3px rgba(15,23,42,.06);
  --sh-md:0 2px 4px rgba(15,23,42,.04), 0 8px 20px rgba(15,23,42,.07);
  --sh-lg:0 4px 8px rgba(15,23,42,.05), 0 16px 40px rgba(15,23,42,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--ink); font-size:15px; line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* ================= 顶部 ================= */
.site-head{
  background:rgba(255,255,255,.88); backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line); position:sticky; top:0; z-index:50;
}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:16px}
.brand{font-size:17px;font-weight:650;color:var(--ink);display:flex;align-items:center;gap:10px;white-space:nowrap;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand .dot{
  width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#2563eb,#0ea5e9);color:#fff;
}
.brand .dot svg{width:17px;height:17px;fill:currentColor}
.site-nav{display:flex;gap:4px;font-size:14.5px}
.site-nav a{color:var(--ink2);padding:7px 13px;border-radius:8px;transition:.15s}
.site-nav a:hover{background:var(--gray-bg);color:var(--ink);text-decoration:none}
.site-nav a.on{color:var(--blue);background:var(--blue-bg);font-weight:600}

/* ================= Hero ================= */
.hero{padding:56px 0 40px;text-align:center}
.hero .badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--ink2);
  background:var(--card);border:1px solid var(--line);border-radius:999px;padding:5px 14px;margin-bottom:20px;
  box-shadow:var(--sh);
}
.hero h1{font-size:40px;font-weight:700;line-height:1.25;letter-spacing:-.02em;margin-bottom:14px}
.hero h1 .hl{color:var(--blue)}
.hero p.lede{font-size:17px;color:var(--ink2);max-width:600px;margin:0 auto;line-height:1.8}
.hero-sm{padding:34px 0 22px;text-align:left}
.hero-sm h1{font-size:28px}

/* ================= 查询器 ================= */
.picker{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;margin:30px 0 0;box-shadow:var(--sh-md);
}
.picker-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.picker label{display:block;font-size:12px;color:var(--ink3);margin-bottom:6px;font-weight:600;letter-spacing:.02em}
.picker select,.picker input{
  width:100%;padding:11px 13px;font-size:15px;border:1px solid var(--line2);
  border-radius:var(--r-sm);background:var(--card);color:var(--ink);font-family:inherit;
  transition:.15s;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%2364748b' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:34px;
}
.picker input{background-image:none;padding-right:13px}
.picker select:focus,.picker input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.picker select:disabled{background-color:var(--gray-bg);color:var(--ink4)}
.picker-actions{text-align:center;margin-top:18px}
.picker-hint{font-size:13px;color:var(--ink3);margin-top:14px;text-align:center}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  font-family:inherit;font-size:15px;font-weight:600;padding:11px 22px;
  border-radius:var(--r-sm);border:1px solid transparent;cursor:pointer;transition:.15s;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 1px 2px rgba(37,99,235,.3)}
.btn-primary:hover{background:var(--blue-d)}
.btn-ghost{background:var(--card);border-color:var(--line2);color:var(--ink2)}
.btn-ghost:hover{border-color:var(--ink4);color:var(--ink)}
#btn-go:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}

/* ================= 品牌图标 ================= */
.bicon{display:inline-block;vertical-align:middle;flex-shrink:0;object-fit:contain}
.bicon-text{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;font-weight:700;font-size:11px;letter-spacing:.02em;
  background:color-mix(in srgb, var(--bc) 12%, #fff);
  color:var(--bc);
}
@supports not (background: color-mix(in srgb, red 10%, blue)){
  .bicon-text{background:var(--gray-bg);color:var(--ink2)}
}
.bicon-xl{width:56px;height:56px}

/* ================= 区块 ================= */
section{padding:38px 0}
.sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.sec-head h2{font-size:21px;font-weight:650;letter-spacing:-.01em}
.sec-head .more{font-size:13.5px;color:var(--ink3)}
.sec-head .more:hover{color:var(--blue)}

/* ================= 卡片 ================= */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:20px;transition:.18s;display:block;
}
a.card:hover{border-color:var(--line2);box-shadow:var(--sh-md);text-decoration:none;transform:translateY(-1px)}
.card .ct{font-weight:650;font-size:15.5px;margin-bottom:7px;color:var(--ink);line-height:1.5}
.card .cd{font-size:13.5px;color:var(--ink2);line-height:1.7}
.card .tag{
  display:inline-block;font-size:11px;background:var(--gray-bg);color:var(--ink3);
  border-radius:5px;padding:2px 8px;margin-bottom:9px;font-weight:600;
}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* 品牌卡片 */
.brand-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:20px 14px;text-align:center;transition:.18s;display:block;position:relative;overflow:hidden;
}
.brand-card::before{
  content:'';position:absolute;inset:0 0 auto 0;height:3px;background:var(--bc,var(--blue));opacity:.85;
}
.brand-card:hover{border-color:var(--line2);box-shadow:var(--sh-md);text-decoration:none;transform:translateY(-2px)}
.brand-card .bi{height:44px;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.brand-card .bn{font-size:15px;font-weight:650;color:var(--ink)}
.brand-card .bc2{font-size:12px;color:var(--ink3);margin-top:1px}
.brand-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}

/* ================= 诊断卡 ================= */
.diag{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh)}
.rc-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.rc-title{font-size:24px;font-weight:700;letter-spacing:-.015em;display:flex;align-items:center;gap:10px}
.rc-sub{font-size:13.5px;color:var(--ink3);margin-top:4px}
.pill{font-size:12px;padding:4px 11px;border-radius:999px;font-weight:600;white-space:nowrap;display:inline-block}
.pill.ok{background:var(--green-bg);color:var(--green)}
.pill.warn{background:var(--amber-bg);color:var(--amber)}
.pill.info{background:var(--blue-bg);color:var(--blue)}

.verdict{
  background:linear-gradient(180deg,#e8f7f1,#f2fbf8);border:1px solid #c6e9dd;
  border-radius:var(--r-sm);padding:15px 17px;font-size:14.5px;color:#0a5c46;margin-bottom:18px;
}
.verdict strong{color:#06452f}

.rc-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-bottom:13px}
.rc-box{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-sm);padding:15px 17px}
.rc-box.full{grid-column:1/-1;margin-bottom:13px}
.rc-box h4{font-size:12px;color:var(--ink3);font-weight:700;margin-bottom:8px;letter-spacing:.04em}
.rc-box p{font-size:14px;color:var(--ink2);margin:0}
.rc-box .note{font-size:13px;color:var(--ink3);margin-top:6px}

.conn-list{display:grid;gap:8px}
.conn{
  display:flex;align-items:center;gap:12px;padding:11px 14px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);
}
.conn .cn{font-weight:650;font-size:14px;min-width:78px}
.conn .cd{font-size:13px;color:var(--ink2);flex:1}
.conn .cs{font-size:11px;padding:3px 9px;border-radius:6px;font-weight:700;white-space:nowrap}
.cs-native{background:var(--green-bg);color:var(--green)}
.cs-box{background:var(--blue-bg);color:var(--blue)}
.cs-no{background:var(--gray-bg);color:var(--ink3)}
.cs-tbd{background:var(--amber-bg);color:var(--amber)}

.issue-list{margin:0;padding-left:19px}
.issue-list li{font-size:14px;color:var(--ink2);margin-bottom:6px}
.issue-list li::marker{color:var(--ink4)}

.part-list{display:grid;gap:8px}
.part{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);
}
a.part:hover{border-color:var(--blue);background:var(--blue-bg);text-decoration:none}
.part .pn{font-weight:650;font-size:14px}
.part .pd{font-size:12.5px;color:var(--ink3);margin-top:2px}
.part .pp{font-size:14.5px;font-weight:700;color:var(--amber);white-space:nowrap}

.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}

/* 年款切换 */
.year-tabs{display:flex;gap:8px;flex-wrap:wrap}
.year-tab{
  border:1px solid var(--line2);border-radius:var(--r-sm);padding:7px 16px;
  font-size:14px;color:var(--ink2);background:var(--card);transition:.15s;
}
.year-tab:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}
.year-tab.on{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}

.year-block{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;margin-bottom:14px;scroll-margin-top:76px;box-shadow:var(--sh)}
.yb-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.yb-head h2{font-size:19px;font-weight:650;display:flex;align-items:center;gap:9px}

/* ================= 车型索引 ================= */
.index-block{padding:18px 0;border-bottom:1px solid var(--line)}
.index-block:last-child{border-bottom:none}
.index-brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.index-brand a{font-weight:650;font-size:15.5px;display:flex;align-items:center;gap:8px}
.index-brand a:hover{color:var(--blue);text-decoration:none}
.index-brand span{font-size:13px;color:var(--ink3);flex:1;min-width:180px}
.index-models{display:flex;gap:8px;flex-wrap:wrap}
.index-models a{
  font-size:13.5px;color:var(--ink2);border:1px solid var(--line);border-radius:999px;
  padding:5px 14px;background:var(--card);transition:.15s;
}
.index-models a:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-bg);text-decoration:none}

/* ================= 文章 ================= */
.article{max-width:760px}
.article h1{font-size:32px;font-weight:700;line-height:1.35;letter-spacing:-.015em;margin-bottom:12px}
.article .meta{
  font-size:13px;color:var(--ink3);margin-bottom:26px;padding-bottom:20px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.article h2{font-size:21px;font-weight:650;margin:32px 0 12px;letter-spacing:-.01em}
.article h3{font-size:17.5px;font-weight:650;margin:26px 0 10px}
.article p{margin-bottom:16px;color:var(--ink2);font-size:16px;line-height:1.85}
.article ul,.article ol{margin:0 0 18px 22px}
.article li{margin-bottom:8px;color:var(--ink2);font-size:16px;line-height:1.8}
.article blockquote{
  border-left:3px solid var(--blue);background:var(--blue-bg);padding:12px 18px;margin:0 0 18px;
  border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--ink2);
}
.article img{border-radius:var(--r-sm);margin:18px 0;display:block}
.article a{text-decoration:underline;text-underline-offset:2px}
.article code{background:var(--gray-bg);padding:2px 6px;border-radius:4px;font-size:14px}
.article hr{border:none;border-top:1px solid var(--line);margin:28px 0}
.article .lead{
  font-size:17px;color:var(--ink2);border-left:3px solid var(--blue);
  padding-left:16px;margin-bottom:24px;line-height:1.8;
}

.breadcrumb{font-size:13.5px;color:var(--ink3);margin-bottom:18px}
.breadcrumb a{color:var(--ink3)}
.breadcrumb a:hover{color:var(--blue)}

.faq{margin-top:36px;border-top:1px solid var(--line);padding-top:26px}
.faq h3{margin-top:0}
.faq details{
  border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 18px;margin-bottom:9px;
  background:var(--card);transition:.15s;
}
.faq details[open]{border-color:var(--line2);box-shadow:var(--sh)}
.faq summary{font-weight:650;font-size:15px;cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{
  content:'+';color:var(--blue);font-weight:700;font-size:16px;
  width:20px;height:20px;border-radius:50%;background:var(--blue-bg);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.faq details[open] summary::before{content:'−'}
.faq details p{margin:12px 0 0;font-size:14.5px;color:var(--ink2)}

.hook{
  background:linear-gradient(135deg,#fdf5e7,#fefaf2);border:1px solid #f0dfc0;
  border-radius:var(--r);padding:22px 24px;margin-top:36px;
}
.hook .ht{font-weight:700;color:var(--amber);margin-bottom:6px;font-size:16px}
.hook .hd{font-size:14px;color:#8a5a12;margin-bottom:16px}

/* 列表项 */
.list-item{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.list-item:last-child{border-bottom:none}
a.list-item:hover{text-decoration:none}
a.list-item:hover .lt{color:var(--blue)}
.list-item .lt{font-weight:650;font-size:16px;color:var(--ink);line-height:1.5;transition:.15s}
.list-item .ld{font-size:13.5px;color:var(--ink2);margin-top:4px}
.list-item .arrow{color:var(--ink4);font-size:20px;flex-shrink:0;line-height:1.5}

/* ================= 网盘横幅 ================= */
.drive-band{
  background:linear-gradient(135deg,#1e3a8a,#2563eb);color:#fff;padding:30px 0;margin-top:44px;
}
.drive-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.drive-inner .dt{font-size:19px;font-weight:700}
.drive-inner .dd{font-size:14px;opacity:.85;margin-top:4px}
.drive-inner .btn-primary{background:#fff;color:var(--blue-d);box-shadow:none}
.drive-inner .btn-primary:hover{background:#f1f5f9}

/* ================= 页脚 ================= */
.site-foot{border-top:1px solid var(--line);padding:22px 0 18px;font-size:13px;color:var(--ink3);background:var(--card)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1.3fr;gap:24px}
.site-foot a{color:var(--ink3)}
.site-foot a:hover{color:var(--blue)}
.foot-col h4{font-size:12.5px;font-weight:700;color:var(--ink);margin:0 0 10px;letter-spacing:.02em}
.foot-about .foot-brand{
  display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:750;
  color:var(--ink);margin-bottom:8px;
}
.foot-mark{
  width:24px;height:24px;border-radius:7px;flex:0 0 auto;
  background:linear-gradient(135deg,#1e3a8a,#2563eb);
  display:inline-flex;align-items:center;justify-content:center;
}
.foot-mark svg{width:14px;height:14px;fill:#fff}
.site-logo{width:24px;height:24px;object-fit:contain;border-radius:6px;flex:0 0 auto}
.foot-desc{font-size:12.5px;line-height:1.7;color:var(--ink3);margin:0 0 8px;max-width:290px}
.foot-drive{display:inline-block;font-size:12.5px;font-weight:650;color:var(--blue)}
.foot-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.foot-list a{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;line-height:1.4}
.foot-list .bicon{flex:0 0 auto}
.foot-brands{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px}
.foot-col-brands .foot-list{gap:0}
.disclaimer{
  background:var(--gray-bg);border-radius:8px;padding:9px 12px;
  font-size:11.5px;color:var(--ink4);margin-top:12px;line-height:1.7;
}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:16px;padding-top:12px;border-top:1px solid var(--line);
  font-size:12px;color:var(--ink4);
}
.foot-links{display:flex;gap:16px;flex-wrap:wrap}

/* 页脚横排友情链接 */
.foot-flinks{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.foot-flinks h4{
  font-size:12.5px;font-weight:700;color:var(--ink);margin:0 0 10px;letter-spacing:.02em;
  display:flex;align-items:center;gap:10px;
}
.ffl-apply{font-size:12px;font-weight:500;color:var(--blue)}
.ffl-list{display:flex;flex-wrap:wrap;gap:9px 16px}
.ffl-item{
  flex:0 0 calc((100% - (var(--ffl-cols,6) - 1) * 16px) / var(--ffl-cols,6));
  min-width:0;display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;line-height:1.4;
}
.ffl-ico{
  width:18px;height:18px;border-radius:5px;flex:0 0 auto;overflow:hidden;
  background:var(--gray-bg);color:var(--ink3);
  display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;
}
.ffl-ico img{width:100%;height:100%;object-fit:contain;display:block}
.ffl-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ffl-more{margin:10px 0 0;font-size:12px}
.foot-disclaimer{margin-top:14px}
.foot-disclaimer .disclaimer{margin-top:0}

/* ================= 首页搜索 ================= */
.home-search{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;margin:0 0 4px;box-shadow:var(--sh);
}
.home-search form{display:flex;gap:10px}
.home-search input{
  flex:1;padding:13px 16px;font-size:15.5px;border:1px solid var(--line2);
  border-radius:var(--r-sm);font-family:inherit;background:#fff;color:var(--ink);
}
.home-search input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.home-search button{
  padding:13px 26px;font-size:15px;font-weight:650;border:none;border-radius:var(--r-sm);
  background:var(--blue);color:#fff;cursor:pointer;font-family:inherit;transition:.15s;
}
.home-search button:hover{background:var(--blue-d)}
.home-search .hot{margin-top:12px;font-size:13px;color:var(--ink3);display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.home-search .hot a{
  font-size:13px;color:var(--ink2);border:1px solid var(--line);border-radius:999px;
  padding:3px 12px;background:var(--bg);transition:.15s;
}
.home-search .hot a:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-bg);text-decoration:none}

/* ================= 软件市场：列表式 ================= */
.app-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:4px}
.app-tabs a{
  padding:8px 18px;border:1px solid var(--line2);border-radius:999px;font-size:14px;
  color:var(--ink2);background:var(--card);transition:.15s;
}
.app-tabs a:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}
.app-tabs a.on{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}

.app-list{display:flex;flex-direction:column;gap:10px}
.app-row{
  display:flex;gap:15px;align-items:flex-start;padding:16px 18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);transition:.16s;
}
.app-row:hover{border-color:var(--line2);box-shadow:var(--sh-md)}
.ar-icon{
  flex-shrink:0;width:52px;height:52px;border-radius:13px;background:var(--gray-bg);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.ar-icon img,.ar-icon svg{width:34px;height:34px}
.ar-body{flex:1;min-width:0}
.ar-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:3px}
.ar-name{font-size:15.5px;font-weight:650;line-height:1.4}
.ar-desc{font-size:13.5px;color:var(--ink2);line-height:1.65;margin-bottom:7px}
.ar-meta{display:flex;gap:7px;flex-wrap:wrap;font-size:12px;color:var(--ink3)}
.ar-meta span{background:var(--gray-bg);border-radius:5px;padding:2px 8px}
.ar-note{
  font-size:12.5px;color:var(--amber);background:var(--amber-bg);border-radius:8px;
  padding:7px 11px;margin-top:9px;line-height:1.6;display:inline-block;
}
.ar-side{flex-shrink:0;display:flex;flex-direction:column;gap:8px;align-items:stretch;min-width:92px}
.ar-side .btn{width:100%;justify-content:center;padding:8px 14px;font-size:13.5px}
.ar-link{font-size:12.5px;color:var(--ink3);text-align:center}
.ar-link:hover{color:var(--blue)}

.app-tag{
  font-size:10.5px;font-weight:700;background:var(--blue-bg);color:var(--blue);
  border-radius:4px;padding:2px 7px;letter-spacing:.02em;
}

/* 软件详情头部 */
.app-hero{
  display:flex;gap:20px;align-items:flex-start;margin-bottom:8px;padding:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
}
.app-hero-icon{
  flex-shrink:0;width:76px;height:76px;border-radius:18px;background:var(--gray-bg);
  display:flex;align-items:center;justify-content:center;
}
.app-hero-icon img,.app-hero-icon svg{width:48px;height:48px}
.app-hero-desc{font-size:15.5px;color:var(--ink2);line-height:1.75;margin-top:6px}

/* 首页：紧凑横排卡片 */
.app-mini{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.am-item{
  display:flex;align-items:center;gap:11px;padding:13px 14px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-sm);transition:.16s;
}
.am-item:hover{border-color:var(--blue);background:var(--blue-bg);text-decoration:none;transform:translateY(-1px)}
.am-ico{
  flex-shrink:0;width:40px;height:40px;border-radius:10px;background:var(--gray-bg);
  display:flex;align-items:center;justify-content:center;
}
.am-ico img,.am-ico svg{width:26px;height:26px}
.am-txt{min-width:0}
.am-name{
  font-size:14px;font-weight:650;color:var(--ink);white-space:nowrap;overflow:hidden;
  text-overflow:ellipsis;line-height:1.4;
}
.am-sub{font-size:12px;color:var(--ink3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}

@media(max-width:1024px){
  .app-mini{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .app-mini{grid-template-columns:1fr}
  .app-row{padding:14px;gap:12px}
  .ar-icon{width:44px;height:44px}
  .ar-icon img,.ar-icon svg{width:28px;height:28px}
  .ar-side{
    flex-direction:row;width:100%;min-width:0;justify-content:flex-end;align-items:center;
  }
  .ar-side .btn{width:auto;padding:7px 18px}
  .ar-link{padding:7px 4px}
}
@media(max-width:600px){
  .app-row{flex-wrap:wrap}
  .ar-body{flex:1 1 100%}
  .ar-side{flex-direction:row}
}

/* ================= 配件：可选配图（放在最后，不影响前面排版） ================= */
.part-card{display:flex;flex-direction:column;gap:10px}
.part-shot{margin-top:2px}
.part-shot img{
  width:100%;max-height:260px;object-fit:contain;border-radius:10px;
  border:1px solid var(--line);background:var(--bg);display:block;
}

/* ================= 分享面板 ================= */
.share-mask{
  position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:200;
  display:flex;align-items:flex-end;justify-content:center;
}
@media(min-width:640px){
  .share-mask{align-items:center}
}
.share-box{
  background:#fff;border-radius:16px 16px 0 0;width:100%;max-width:420px;
  max-height:88vh;overflow-y:auto;padding:18px 20px 22px;
}
@media(min-width:640px){
  .share-box{border-radius:16px}
}
.share-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.share-hd strong{font-size:16px}
.share-close{
  border:none;background:none;font-size:24px;line-height:1;color:var(--ink3);cursor:pointer;padding:0 4px;
}
.share-close:hover{color:var(--ink)}
.share-actions{display:flex;gap:10px}
.share-btn{
  flex:1;padding:11px 14px;border-radius:10px;border:1px solid var(--line2);background:#fff;
  font-size:14.5px;font-weight:600;color:var(--ink2);cursor:pointer;font-family:inherit;
  text-align:center;text-decoration:none;transition:.15s;display:block;
}
.share-btn:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}
.share-btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.share-btn.primary:hover{background:var(--blue-d);color:#fff}
.share-btn[disabled]{opacity:.55;cursor:wait}
.share-tip{font-size:12.5px;color:var(--ink3);margin-top:12px;line-height:1.6;text-align:center}
.share-img-holder{margin-top:16px;border-top:1px solid var(--line);padding-top:16px}
.share-img{
  width:100%;max-width:260px;margin:0 auto 10px;display:block;border-radius:10px;
  box-shadow:0 4px 16px rgba(15,23,42,.14);
}
.share-toast{
  position:fixed;left:50%;bottom:64px;transform:translateX(-50%);
  background:rgba(15,23,42,.9);color:#fff;font-size:14px;padding:10px 20px;border-radius:999px;z-index:300;
}

/* ================= 首页选择器：滑动勾选 ================= */
.pc-step{margin-bottom:14px}
.pc-step[hidden]{display:none}
.pc-label{
  display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:650;
  color:var(--ink2);margin-bottom:8px;
}
.pc-n{
  width:19px;height:19px;border-radius:50%;background:var(--blue);color:#fff;
  font-size:11.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.pc-step:not(.is-on) .pc-n{background:var(--ink4);opacity:.5}
.pc-scroll{
  display:flex;gap:8px;overflow-x:auto;overflow-y:hidden;padding:2px 2px 8px;
  scroll-behavior:smooth;-webkit-overflow-scrolling:touch;scrollbar-width:thin;
}
.pc-scroll::-webkit-scrollbar{height:5px}
.pc-scroll::-webkit-scrollbar-thumb{background:var(--line2);border-radius:3px}
.pc-scroll::-webkit-scrollbar-track{background:transparent}
.pc-empty{font-size:13px;color:var(--ink4);padding:6px 2px}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border:1px solid var(--line2);border-radius:999px;
  background:#fff;color:var(--ink2);font-size:13.5px;font-weight:600;font-family:inherit;
  cursor:pointer;transition:.15s;white-space:nowrap;line-height:1;
}
.chip .bicon{flex:0 0 auto}
.chip:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-1px)}
.chip.on{
  background:var(--blue);border-color:var(--blue);color:#fff;
  box-shadow:0 3px 10px rgba(37,99,235,.28);
}
.chip.on .bicon{filter:brightness(0) invert(1)}
.picker-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:4px}
.picker-actions .btn{min-width:150px}
.picker-hint{font-size:12.5px;color:var(--ink4);margin:0}

/* 竖版：三步都改成纵向滚动列表，手机上比横滑好用很多 */
.pc-col{
  flex-direction:column;overflow-x:hidden;overflow-y:auto;max-height:300px;gap:7px;
  padding:2px 4px 6px;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;
}
.pc-col::-webkit-scrollbar{width:5px;height:0}
.pc-col .chip{
  width:100%;position:relative;justify-content:flex-start;text-align:left;
  padding:11px 34px 11px 13px;border-radius:11px;font-size:14.5px;
  white-space:normal;line-height:1.4;flex-wrap:nowrap;
}
.pc-col .chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pc-col .chip::after{
  content:"";position:absolute;right:14px;top:calc(50% - 5px);width:7px;height:7px;
  border-right:2px solid var(--line2);border-top:2px solid var(--line2);
  transform:rotate(45deg);transition:.15s;
}
.pc-col .chip:hover::after{border-color:var(--blue)}
.pc-col .chip.on::after{border-color:rgba(255,255,255,.9)}
.pc-sel{
  margin-left:auto;font-size:12.5px;font-weight:600;color:var(--blue);
  max-width:52%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.pc-find{margin-bottom:8px}
.pc-find input{
  width:100%;padding:9px 12px;font-size:14px;font-family:inherit;color:var(--ink);
  border:1px solid var(--line2);border-radius:10px;background:var(--gray-bg);
}
.pc-find input:focus{outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(37,99,235,.1)}
@media(max-width:640px){
  .pc-col{max-height:250px}
}

/* 页脚友链窄屏降列，避免挤成一条线 */
@media(max-width:900px){
  .ffl-item{flex:0 0 calc((100% - 2 * 16px) / 3)}
}
@media(max-width:560px){
  .ffl-item{flex:0 0 calc((100% - 16px) / 2)}
  .foot-flinks h4{flex-wrap:wrap;gap:8px}
}

/* ================= 文末操作：点赞 + 分享 ================= */
.art-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
}
.act-btn{
  display:inline-flex;align-items:center;gap:7px;padding:9px 18px;
  border:1px solid var(--line2);border-radius:999px;background:var(--card);
  color:var(--ink2);font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;
  transition:.15s;line-height:1;
}
.act-btn svg{width:17px;height:17px;flex:0 0 auto}
.act-btn:hover{border-color:var(--blue);color:var(--blue)}
.act-btn.on{
  background:var(--red-bg);border-color:var(--red);color:var(--red);fill:var(--red);
}
.act-btn.loading{opacity:.6;cursor:wait}
@keyframes like-pop{0%{transform:scale(1)}45%{transform:scale(1.35)}100%{transform:scale(1)}}
.act-btn.pop svg{animation:like-pop .35s ease}

/* ================= 软件工具：四列网格 ================= */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ag-card{
  display:flex;flex-direction:column;gap:10px;padding:15px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--sh);transition:.18s;
}
.ag-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line2)}
.ag-top{display:flex;align-items:flex-start;gap:11px}
.ag-icon{flex:0 0 auto;width:44px;height:44px}
.ag-head{min-width:0;flex:1}
.ag-name{
  font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.35;
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;
}
.ag-cat{font-size:11.5px;color:var(--ink4);margin-top:3px}
.ag-desc{
  font-size:12.5px;color:var(--ink2);line-height:1.65;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:2.6em;
}
.ag-shot{position:relative;border-radius:8px;overflow:hidden;background:var(--gray-bg);aspect-ratio:16/10}
.ag-shot img{width:100%;height:100%;object-fit:cover;display:block}
.ag-shot-n{
  position:absolute;right:6px;bottom:6px;background:rgba(15,23,42,.72);color:#fff;
  font-size:10.5px;padding:2px 7px;border-radius:99px;
}
.ag-meta{display:flex;flex-wrap:wrap;gap:5px}
.ag-meta span{
  font-size:11px;color:var(--ink3);background:var(--gray-bg);
  padding:2px 8px;border-radius:99px;
}
.ag-note{
  font-size:11.5px;color:var(--amber,#b45309);background:rgba(180,83,9,.07);
  border-radius:6px;padding:6px 9px;line-height:1.6;
}
.ag-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:2px}
.ag-more{font-size:12.5px;color:var(--blue);font-weight:600}
.ag-more:hover{text-decoration:underline}
.btn.sm.is-off{opacity:.5;cursor:default;pointer-events:none}

/* ================= 软件预览图 ================= */
.shot-box{margin:26px 0}
.shot-title{
  font-size:16px;font-weight:700;color:var(--ink);margin:0 0 12px;
  display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;
}
.shot-title span{font-size:12.5px;font-weight:400;color:var(--ink4)}
.shot-scroll{
  display:flex;gap:12px;overflow-x:auto;padding-bottom:8px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.shot-scroll::-webkit-scrollbar{height:6px}
.shot-scroll::-webkit-scrollbar-thumb{background:var(--line2);border-radius:3px}
.shot-item{
  flex:0 0 auto;width:240px;margin:0;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;
}
.shot-item img{width:100%;height:150px;object-fit:cover;display:block;background:var(--gray-bg)}
.shot-item figcaption{font-size:12px;color:var(--ink3);padding:7px 10px;line-height:1.5}
.shot-edit .tbl.sub{margin:0}

/* ================= 年款：图片展示 / 专属链接 ================= */
.yg-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px;margin-top:4px}
.yg-item{
  margin:0;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-sm);overflow:hidden;
}
.yg-item img{width:100%;height:135px;object-fit:cover;display:block;background:var(--gray-bg)}
.yg-item figcaption{padding:8px 11px;display:flex;flex-direction:column;gap:2px}
.yg-item figcaption strong{font-size:12.5px;color:var(--ink);font-weight:650}
.yg-item figcaption span{font-size:11.5px;color:var(--ink4);line-height:1.5}

.yl-list{display:flex;flex-direction:column;gap:9px;margin-top:4px}
.yl-item{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 14px;background:var(--gray-bg);border-radius:var(--r-sm);
  border:1px solid var(--line);
}
.yl-txt{min-width:0;flex:1}
.yl-title{font-size:14px;font-weight:650;color:var(--ink);line-height:1.4}
.yl-note{font-size:12px;color:var(--ink3);margin-top:3px;line-height:1.5}
.yl-item .btn{flex:0 0 auto}

/* ================= 车型索引页 ================= */
.mi-toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.mi-search{
  position:relative;display:flex;align-items:center;gap:8px;flex:1;min-width:240px;
  background:var(--card);border:1px solid var(--line2);border-radius:var(--r-sm);
  padding:0 12px;color:var(--ink4);box-shadow:var(--sh);
}
.mi-search svg{flex:0 0 auto}
.mi-search input{
  flex:1;border:none;background:transparent;padding:12px 0;font-size:14.5px;
  font-family:inherit;color:var(--ink);
}
.mi-search input:focus{outline:none}
.mi-clear{
  border:none;background:var(--gray-bg);color:var(--ink3);width:20px;height:20px;
  border-radius:50%;cursor:pointer;font-size:15px;line-height:1;flex:0 0 auto;
}
.mi-count{font-size:13px;color:var(--ink4)}
.mi-jump{display:flex;flex-wrap:wrap;gap:7px;align-items:center;margin-bottom:22px}
.mi-jump>span{font-size:12.5px;color:var(--ink4);margin-right:2px}
.mi-jump a{
  display:inline-flex;align-items:center;gap:5px;padding:5px 11px;font-size:12.5px;
  background:var(--card);border:1px solid var(--line);border-radius:99px;
  color:var(--ink2);transition:.15s;
}
.mi-jump a:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-1px)}
.mi-group{margin-bottom:26px;scroll-margin-top:70px}
.mi-group[hidden]{display:none}
.mi-ghead{
  display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
  padding-bottom:9px;margin-bottom:12px;border-bottom:2px solid var(--line);
  border-image:linear-gradient(90deg,var(--bc),transparent) 1;
}
.mi-gname{display:inline-flex;align-items:center;gap:9px;font-size:16px;font-weight:750;color:var(--ink)}
.mi-gname em{font-style:normal;font-size:12px;font-weight:500;color:var(--ink4)}
.mi-gintro{font-size:12.5px;color:var(--ink3)}
.mi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.mi-item{
  display:flex;align-items:center;gap:10px;padding:11px 13px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  transition:.15s;
}
.mi-item[hidden]{display:none}
.mi-item:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:var(--sh)}
.mi-ico{flex:0 0 auto;display:inline-flex}
.mi-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.mi-name{font-size:13.5px;font-weight:650;color:var(--ink);line-height:1.35}
.mi-sub{font-size:11.5px;color:var(--ink4)}
.mi-go{color:var(--ink4);font-size:15px;flex:0 0 auto}
.mi-item:hover .mi-go{color:var(--blue)}
.mi-none{text-align:center;color:var(--ink4);font-size:14px;padding:30px 0}
.mi-none[hidden]{display:none}

/* ================= 首页轮播 ================= */
.slides{position:relative;margin:0 0 34px}
.sl-viewport{position:relative;overflow:hidden;border-radius:var(--r);box-shadow:var(--sh-md)}
.sl-track{display:flex;width:100%;transition:transform .55s cubic-bezier(.22,.61,.36,1);will-change:transform}
.sl-item{
  position:relative;flex:0 0 100%;width:100%;min-height:360px;
  display:flex;align-items:center;background:var(--sb,#1e3a8a);
}
.sl-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92}
.sl-body{position:relative;z-index:2;padding:46px 54px;max-width:66%}
.sl-body h3{
  margin:0 0 12px;font-size:33px;font-weight:800;color:#fff;line-height:1.25;
  text-shadow:0 2px 6px rgba(0,0,0,.35);
}
.sl-body p{margin:0 0 22px;font-size:16.5px;color:rgba(255,255,255,.96);line-height:1.7;
  text-shadow:0 1px 3px rgba(0,0,0,.25)}
.sl-btn{
  display:inline-block;padding:12px 26px;border-radius:999px;background:#fff;color:var(--ink);
  font-size:15px;font-weight:700;text-decoration:none;transition:.15s;
}
.sl-btn:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.22)}
.sl-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;
  padding:0;border:0;border-radius:50%;background:rgba(255,255,255,.92);color:var(--ink);
  cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.2);transition:.15s;font-size:20px;line-height:1;
}
.sl-arrow:hover{background:#fff;transform:translateY(-50%) scale(1.06)}
.sl-prev{left:12px}
.sl-next{right:12px}
.sl-dots{position:absolute;left:0;right:0;bottom:12px;z-index:3;display:flex;justify-content:center;gap:7px}
.sl-dot{
  width:8px;height:8px;padding:0;border:0;border-radius:50%;
  background:rgba(255,255,255,.55);cursor:pointer;transition:.2s;
}
.sl-dot.on{width:22px;border-radius:4px;background:#fff}

/* ================= 小尺寸图标 ================= */
.bicon-xs{width:16px;height:16px;flex:0 0 auto;border-radius:4px}

/* ================= 资讯分类按钮排 ================= */
.cat-tabs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 22px}
.ct-label{font-size:12.5px;color:var(--ink4);margin-right:2px}
.cat-tab{
  display:inline-flex;align-items:center;padding:6px 14px;border:1px solid var(--line);
  border-radius:999px;background:var(--card);color:var(--ink2);font-size:13.5px;font-family:inherit;
  cursor:pointer;transition:.15s;
}
.cat-tab:hover{text-decoration:none;border-color:var(--blue);color:var(--blue)}
.cat-tab.on{background:var(--blue);border-color:var(--blue);color:#fff}

/* ================= 文章方形预览图 ================= */
.list-item.has-cov,.list-item.has-cov .li-main{align-items:flex-start}
.list-item .li-cov{
  flex:0 0 auto;width:72px;height:72px;border-radius:10px;object-fit:cover;
  background:var(--gray-bg);border:1px solid var(--line);
}
.list-item .li-main{flex:1;min-width:0}
.card.has-cov{position:relative}
.card-cov{
  display:block;height:118px;object-fit:cover;background:var(--gray-bg);
  border-radius:var(--r) var(--r) 0 0;
  margin:-20px -20px 12px;width:calc(100% + 40px);max-width:none;
}

/* ================= 导航入口 ================= */
.nav-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}
.nav-chip{
  padding:8px 16px;border:1px solid var(--line);border-radius:999px;background:var(--card);
  color:var(--ink2);font-size:13.5px;transition:.15s;
}
.nav-chip:hover{text-decoration:none;border-color:var(--blue);color:var(--blue);transform:translateY(-1px)}
.nav-chips-lg .nav-chip{padding:11px 22px;font-size:15px}

/* ================= 轮播图导航板块 / 页面 ================= */
.sn-hero{
  position:relative;display:flex;align-items:center;min-height:150px;margin-top:4px;
  border-radius:var(--r);overflow:hidden;background:var(--sb,#1e3a8a);
}
.sn-hero .sn-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.sn-hero .sn-body,.sn-card .sn-body{position:relative;z-index:2;padding:22px 26px;max-width:70%}
.sn-hero h3,.sn-card h3{margin:0 0 6px;font-size:21px;font-weight:750;color:#fff;line-height:1.3;
  text-shadow:0 1px 3px rgba(0,0,0,.28)}
.sn-hero p,.sn-card p{margin:0 0 12px;font-size:14px;color:rgba(255,255,255,.94);line-height:1.6}
.sn-count{display:inline-block;font-size:12.5px;color:rgba(255,255,255,.9)}
.sn-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.sn-card{position:relative;display:flex;align-items:flex-end;min-height:170px;border-radius:var(--r);
  overflow:hidden;background:var(--sb,#1e3a8a);box-shadow:var(--sh)}
.sn-card:hover{text-decoration:none}
.sn-card .sn-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.sn-card .sn-body{max-width:100%}
.sn-go{display:inline-block;padding:7px 15px;border-radius:999px;background:#fff;color:var(--ink);
  font-size:13px;font-weight:700}
.sn-empty{padding:26px 0;text-align:center;color:var(--ink4);font-size:14px}
.sn-pane[hidden]{display:none}

/* ================= 响应式补充 ================= */

@media(max-width:1200px){
  .app-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1024px){
  .grid3{grid-template-columns:repeat(2,1fr)}
  .brand-grid{grid-template-columns:repeat(4,1fr)}
  .hero h1{font-size:34px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:22px}
  .sl-body{max-width:80%}
  .mi-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
}
@media(max-width:760px){
  .wrap{padding:0 16px}
  .picker-row{grid-template-columns:1fr}
  .rc-grid{grid-template-columns:1fr}
  .grid3,.grid2{grid-template-columns:1fr}
  .brand-grid{grid-template-columns:repeat(3,1fr)}
  .hero{padding:36px 0 26px}
  .hero h1{font-size:27px}
  .hero p.lede{font-size:15.5px}
  .site-nav{display:none}
  .site-head .wrap{height:54px}
  .diag{padding:17px}
  .rc-title{font-size:20px}
  .conn{flex-wrap:wrap;gap:8px}
  .conn .cd{flex:1 1 100%;order:3}
  .conn .cs{order:2}
  .cta .btn{flex:1;min-width:150px}
  .drive-inner{flex-direction:column;align-items:flex-start}
  .drive-inner .btn{width:100%}
  .article h1{font-size:25px}
  .article p,.article li{font-size:15.5px}
  .index-brand{flex-direction:column;align-items:flex-start;gap:3px}
  .year-block{padding:17px}
  section{padding:28px 0}
  .foot-grid{grid-template-columns:1fr;gap:20px}
  .foot-brands{grid-template-columns:1fr 1fr 1fr}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .mi-grid{grid-template-columns:1fr 1fr}
  .yl-item{flex-direction:column;align-items:stretch;gap:10px}
  .yl-item .btn{width:100%}
  .shot-item{width:200px}
  .shot-item img{height:125px}
  .sl-item{min-height:230px}
  .sl-body{padding:26px 24px;max-width:100%}
  .sl-body h3{font-size:22px}
  .sl-body p{font-size:13.5px;margin-bottom:13px}
  .sl-arrow{width:32px;height:32px;font-size:19px}
  .sl-prev{left:8px}
  .sl-next{right:8px}
  .foot-bottom{font-size:12.5px}
}
@media(max-width:420px){
  .app-grid{grid-template-columns:1fr}
  .mi-grid{grid-template-columns:1fr}
  .mi-jump{gap:5px}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:23px}
  .foot-links{gap:14px}
}

/* 热搜词 */
.hot-words{
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;
  margin-top:16px;padding:14px 18px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-sm);
}
.hw-label{font-size:13px;color:var(--ink3);font-weight:600}
.hw-item{
  font-size:13px;color:var(--ink2);border:1px solid var(--line);border-radius:999px;
  padding:4px 13px;background:var(--bg);transition:.15s;
}
.hw-item:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-bg);text-decoration:none}

/* ================= 资讯分类折叠板块 ================= */
.cat-fold{display:flex;flex-direction:column;gap:10px}
.cf-item{border:1px solid var(--line);border-radius:var(--r);background:var(--card);overflow:hidden}
.cf-head{
  display:flex;align-items:center;gap:10px;padding:14px 18px;cursor:pointer;
  list-style:none;font-size:15px;font-weight:700;color:var(--ink);transition:.15s;
}
.cf-head::-webkit-details-marker{display:none}
.cf-head:hover{background:var(--blue-bg)}
.cf-name{flex:1}
.cf-count{font-size:12.5px;color:var(--ink4);font-weight:500}
.cf-item[open] .cf-head{border-bottom:1px solid var(--line);background:var(--blue-bg)}
.cf-body{padding:8px 10px 12px}
.cf-row{
  display:flex;align-items:center;gap:12px;padding:9px 8px;border-radius:8px;transition:.15s;
}
.cf-row:hover{text-decoration:none;background:var(--gray-bg)}
.cf-cov{flex:0 0 auto;width:44px;height:44px;border-radius:8px;object-fit:cover;background:var(--gray-bg)}
.cf-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.cf-t{font-size:14px;font-weight:650;color:var(--ink);line-height:1.45}
.cf-d{font-size:12.5px;color:var(--ink3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cf-all{display:inline-block;margin:6px 8px 0;font-size:13px;color:var(--blue)}
.cf-row:hover .cf-t{color:var(--blue)}

/* ================= 底部信息板块 ================= */
.fb-block{padding-top:6px}
.fb-name{font-size:17px;font-weight:750;color:var(--ink);margin-bottom:8px}
.fb-desc{font-size:13.5px;color:var(--ink2);line-height:1.75;margin-bottom:10px}
.fb-drive{display:inline-block;font-size:13.5px;font-weight:700;color:var(--blue)}

/* ================= 友情链接 ================= */
.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.link-card{
  display:flex;align-items:center;gap:12px;padding:13px 15px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-sm);transition:.15s;
}
.link-card:hover{text-decoration:none;border-color:var(--blue);transform:translateY(-2px);box-shadow:var(--sh)}
.lk-logo{
  flex:0 0 auto;width:38px;height:38px;border-radius:9px;background:var(--blue-bg);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-weight:750;font-size:16px;overflow:hidden;
}
.lk-logo img{width:100%;height:100%;object-fit:cover}
.lk-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.lk-name{font-size:14px;font-weight:650;color:var(--ink)}
.lk-intro{font-size:12.5px;color:var(--ink3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lk-form{max-width:620px;display:flex;flex-direction:column;gap:12px}
.form-err{padding:10px 14px;border-radius:8px;background:var(--red-bg);color:var(--red);font-size:13.5px}
.form-ok{padding:10px 14px;border-radius:8px;background:var(--green-bg);color:var(--green);font-size:13.5px}

/* ===== 会员中心 / 登录 / 评论（V6） ===== */
.site-user{margin-left:auto;flex-shrink:0}
.su-btn{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;
  border:1px solid var(--line2);background:var(--card);color:var(--ink2);font-size:13.5px;transition:.15s}
.su-btn:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}
.su-av{width:24px;height:24px;border-radius:50%;object-fit:cover;background:var(--gray-bg)}
.su-ico{width:17px;height:17px;color:var(--ink3)}
.su-btn:hover .su-ico{color:var(--blue)}
.act-toast{position:fixed;left:50%;top:74px;transform:translateX(-50%);z-index:200;
  background:var(--ink);color:#fff;padding:10px 20px;border-radius:999px;font-size:14px;
  box-shadow:0 8px 24px rgba(15,23,42,.22);transition:opacity .35s}

/* 登录 / 注册 */
.mem-auth{max-width:440px;margin:26px auto 60px}
.ma-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 26px 22px}
.ma-tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:20px}
.ma-tabs a{padding:9px 18px;font-size:15px;color:var(--ink3);border-bottom:2px solid transparent;margin-bottom:-1px}
.ma-tabs a.on{color:var(--blue);border-bottom-color:var(--blue);font-weight:600}
.ma-msg{padding:10px 14px;border-radius:9px;font-size:14px;margin-bottom:16px;border:1px solid}
.ma-msg.ok{background:var(--green-bg);border-color:#b8e3d3;color:#0a5340}
.ma-msg.err{background:#fdecec;border-color:#f0c9c9;color:#8a2020}
.ma-card .field{margin-bottom:14px}
.ma-card .field label{display:block;font-size:13px;color:var(--ink2);font-weight:600;margin-bottom:6px}
.ma-card .field input{width:100%;padding:11px 13px;font-size:15px;border:1px solid var(--line2);
  border-radius:9px;background:var(--card);color:var(--ink)}
.ma-card .field input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}

/* 个人中心布局 */
.mem-wrap{display:grid;grid-template-columns:250px 1fr;gap:20px;align-items:start;margin:22px 0 60px}
.mem-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.mem-card + .mem-card{margin-top:16px}
.mem-me{text-align:center;position:sticky;top:76px}
.mem-av-lg{width:84px;height:84px;border-radius:50%;overflow:hidden;margin:2px auto 12px;background:var(--gray-bg)}
.mem-av-lg img{width:100%;height:100%;object-fit:cover;display:block}
.mem-me-name{font-size:17px;font-weight:700;color:var(--ink)}
.mem-me-uid{font-size:12.5px;color:var(--ink3);margin-top:4px;display:flex;align-items:center;justify-content:center;gap:6px}
.mem-uid-tip{font-size:11px;padding:1px 6px;border-radius:4px;background:var(--gray-bg);color:var(--ink3)}
.mem-me-bio{font-size:13px;color:var(--ink3);margin-top:10px;line-height:1.6}
.mem-me-stat{display:flex;justify-content:center;gap:18px;margin:16px 0 12px}
.mem-me-stat a,.mem-me-stat span{display:flex;flex-direction:column;gap:1px;color:var(--ink2)}
.mem-me-stat b{font-size:16px;color:var(--ink)}
.mem-me-stat span span{font-size:12px;color:var(--ink3)}
.mem-home-link{display:block;font-size:13.5px;margin-top:8px}
.mem-out{display:block;font-size:13px;color:var(--ink3);margin-top:10px}
.mem-u-act{display:flex;gap:8px;justify-content:center;margin-top:14px;flex-wrap:wrap}
.mem-tabs{display:flex;gap:4px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:18px}
.mem-tabs a{padding:9px 15px;font-size:14.5px;color:var(--ink3);border-bottom:2px solid transparent;margin-bottom:-1px}
.mem-tabs a.on{color:var(--blue);border-bottom-color:var(--blue);font-weight:600}
.mem-h3{font-size:16px;margin:0 0 16px;color:var(--ink)}
.mem-main .field{margin-bottom:16px}
.mem-main .field label{display:block;font-size:13px;color:var(--ink2);font-weight:600;margin-bottom:7px}
.mem-main input[type=text],.mem-main input[type=password],.mem-main input[type=email],
.mem-main input[type=tel],.mem-main input:not([type]),.mem-main textarea,.mem-main select{
  width:100%;padding:10px 13px;font-size:14.5px;border:1px solid var(--line2);
  border-radius:9px;background:var(--card);color:var(--ink);font-family:inherit}
.mem-main input:focus,.mem-main textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}

/* 头像选择 */
.av-picker{display:grid;grid-template-columns:repeat(6,1fr);gap:9px;max-width:430px}
.av-item{width:100%;aspect-ratio:1;border:2px solid transparent;border-radius:50%;padding:2px;
  background:var(--gray-bg);cursor:pointer;transition:.15s}
.av-item img{width:100%;height:100%;border-radius:50%;display:block}
.av-item:hover{transform:translateY(-2px)}
.av-item.on{border-color:var(--blue);background:var(--blue-bg)}
.av-up{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.av-up-prev{width:52px;height:52px;border-radius:50%;object-fit:cover;background:var(--gray-bg)}

/* 账号与安全 */
.mem-kv{display:flex;flex-direction:column;gap:10px}
.mem-kv div{display:flex;justify-content:space-between;gap:12px;font-size:14px;
  padding-bottom:10px;border-bottom:1px dashed var(--line)}
.mem-kv span{color:var(--ink3)}
.mem-kv b{color:var(--ink);font-weight:600}
.bind-row{display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:13px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}
.bind-info{display:flex;align-items:center;gap:9px;font-size:14px;flex-wrap:wrap}
.bind-info code{background:var(--bg);padding:2px 8px;border-radius:6px;font-size:13px}
.bind-act form,.bind-act .bind-open{display:inline-block}
.bind-open>summary{list-style:none;cursor:pointer;display:inline-block}
.bind-open>summary::-webkit-details-marker{display:none}
.bind-open form{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.bind-open form input{padding:8px 11px;font-size:13.5px;border:1px solid var(--line2);border-radius:8px}
.bind-code-form{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;align-items:center}
.bind-code-form input,.bind-code-form select{padding:9px 12px;font-size:14px;
  border:1px solid var(--line2);border-radius:8px;background:var(--card)}

/* 列表 */
.mem-list{list-style:none;margin:0;padding:0}
.mem-list li{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.mem-list li:last-child{border-bottom:none}
.mem-list li>div{flex:1;min-width:0}
.mem-list li form{flex-shrink:0}
.ml-title{font-size:14.5px;font-weight:600;color:var(--ink);display:block}
.ml-body{font-size:13.5px;color:var(--ink2);margin:5px 0;line-height:1.65;word-break:break-word}
.mem-people .ml-av{width:38px;height:38px;border-radius:50%;object-fit:cover;flex-shrink:0;background:var(--gray-bg)}
.link-danger{background:none;border:none;padding:0;font-size:13px;color:#c0392b;cursor:pointer;font-family:inherit}
.link-danger:hover{text-decoration:underline}

/* 评论区 */
.cmt-box{margin-top:38px}
.cmt-form{display:flex;gap:12px;align-items:flex-start;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r);padding:16px}
.cmt-av{width:38px;height:38px;border-radius:50%;object-fit:cover;flex-shrink:0;background:var(--gray-bg)}
.cmt-input{flex:1;min-width:0}
.cmt-input textarea{width:100%;padding:10px 12px;font-size:14px;border:1px solid var(--line2);
  border-radius:9px;resize:vertical;font-family:inherit;background:var(--card);color:var(--ink)}
.cmt-input textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.cmt-send{display:flex;justify-content:space-between;align-items:center;margin-top:9px;gap:10px}
.cmt-send .muted{font-size:12.5px}
.cmt-login{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);
  padding:14px 16px;font-size:14px;color:var(--ink2)}
.cmt-list{list-style:none;margin:18px 0 0;padding:0}
.cmt-item{display:flex;gap:12px;padding:15px 0;border-bottom:1px solid var(--line)}
.cmt-item:last-child{border-bottom:none}
.cmt-main{flex:1;min-width:0}
.cmt-head{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:12.5px;color:var(--ink3)}
.cmt-name{font-size:14px;font-weight:600;color:var(--ink)}
.cmt-uid{font-size:11.5px;padding:1px 6px;border-radius:4px;background:var(--gray-bg);color:var(--ink3)}
.cmt-body{font-size:14px;color:var(--ink2);line-height:1.75;margin-top:6px;word-break:break-word}

/* 收藏按钮（复用 .act-btn） */
.act-btn-form{display:inline-block;margin:0}
.act-btn-form .act-btn{width:auto}

@media (max-width:760px){
  .mem-wrap{grid-template-columns:1fr}
  .mem-me{position:static}
  .av-picker{grid-template-columns:repeat(6,1fr);gap:6px}
  .site-user{margin-left:8px}
  .su-name{display:none}
}

/* ===== 验证码 / 验证码行（V7） ===== */
.captcha-row{display:flex;gap:10px;align-items:center}
.captcha-row input{flex:1;min-width:0}
.captcha-img{height:44px;border:1px solid var(--line2);border-radius:9px;background:#f2f5fb;flex-shrink:0;cursor:pointer}
.code-row{display:flex;gap:8px;align-items:center}
.code-row input{flex:1;min-width:0}
.code-row .code-send{flex-shrink:0;white-space:nowrap}