:root{
  --brand:#2b6cff;         /* 科技蓝 */
  --brand-2:#00bcd4;       /* 青 */
  --brand-3:#5b6cff;       /* 靛蓝 */
  --accent:#ff5470;        /* 信号红 */
  --ink:#0e1726;
  --ink-2:#48586e;
  --ink-3:#8a98ac;
  --line:#e9eef5;
  --bg:#f4f7fb;
  --card:#ffffff;
  --up:#e11d48;            /* 涨-红 */
  --down:#16a34a;          /* 跌-绿 */
  --radius:16px;
  --shadow:0 8px 26px -14px rgba(16,38,76,.22);
  --shadow-sm:0 4px 14px -10px rgba(16,38,76,.24);
  --grad:linear-gradient(120deg,#2b6cff,#00bcd4);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(rgba(43,108,255,.045) 1px,transparent 1px);
  background-size:24px 24px;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1220px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;gap:6px;border:none;cursor:pointer;font-size:14px;
  padding:10px 18px;border-radius:999px;background:var(--grad);color:#fff;font-weight:600;
  transition:.2s;box-shadow:0 6px 16px -6px rgba(99,102,241,.6)}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px -6px rgba(99,102,241,.7)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn.sm{padding:6px 14px;font-size:13px}
.btn.lg{padding:13px 26px;font-size:15px}
.badge{display:inline-block;font-size:11px;padding:2px 8px;border-radius:999px;font-weight:600}
.badge.new{background:rgba(244,63,94,.12);color:var(--accent)}
.badge.hot{background:rgba(14,165,233,.12);color:var(--brand)}
.tag{font-size:12px;color:var(--brand);background:rgba(14,165,233,.09);padding:3px 10px;border-radius:999px}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;min-height:66px;flex-wrap:nowrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.5px;flex-shrink:0}
.logo .mark{width:38px;height:38px;border-radius:12px;background:var(--grad);display:grid;place-items:center;
  color:#fff;font-size:20px;box-shadow:0 6px 16px -6px rgba(99,102,241,.6)}
.logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo img{height:34px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;flex-wrap:nowrap;white-space:nowrap;overflow:hidden}
.nav-links a{display:inline-flex;align-items:center;gap:4px;padding:8px 12px;border-radius:10px;color:var(--ink-2);font-weight:500;transition:.15s;font-size:15px;line-height:1;flex-shrink:0}
.nav-links a:hover{background:#eef2f9;color:var(--ink)}
.nav-links a.active{color:var(--brand);background:rgba(14,165,233,.1)}
.nav-links a .mi{display:inline-flex;align-items:center;justify-content:center;font-size:15px;line-height:1;width:18px;flex-shrink:0}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px;flex-shrink:0}
.search-mini{display:flex;align-items:center;background:#eef2f9;border-radius:999px;padding:7px 14px;gap:8px;
  border:1px solid transparent;transition:.2s;width:200px;flex-shrink:0}
.search-mini:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,165,233,.12)}
.search-mini input{border:none;background:none;outline:none;width:100%;font-size:14px}
.avatar-mini{width:36px;height:36px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px}
.user-menu{position:relative}
.dropdown{position:absolute;right:0;top:46px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);min-width:170px;padding:8px;display:none}
.user-menu:hover .dropdown{display:block}
.dropdown a{display:block;padding:9px 12px;border-radius:9px;font-size:14px;color:var(--ink-2)}
.dropdown a:hover{background:#f1f5fb;color:var(--ink)}
.hamburger{display:none;font-size:24px;background:none;border:none;cursor:pointer;color:var(--ink);padding:4px}

/* ===== Hero / Banner ===== */
.hero{padding:26px 0 6px}
.banner{position:relative;border-radius:22px;overflow:hidden;min-height:230px;display:flex;align-items:center;
  padding:40px 44px;color:var(--ink);box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.banner .bnr-inner{position:relative;z-index:2;max-width:660px}
.banner h1{font-size:34px;margin:0 0 12px;font-weight:800;line-height:1.18;
  background:linear-gradient(120deg,#2b6cff,#00bcd4);-webkit-background-clip:text;background-clip:text;color:transparent}
.banner p{font-size:16px;color:var(--ink-2);margin:0 0 22px}
.banner .btn{background:var(--grad);color:#fff}
.banner .orbs span{position:absolute;border-radius:50%;filter:blur(10px);opacity:.55}
.banner .orbs span:nth-child(1){width:200px;height:200px;background:rgba(43,108,255,.16);right:6%;top:-40px}
.banner .orbs span:nth-child(2){width:130px;height:130px;background:rgba(0,188,212,.18);right:22%;bottom:-30px}
.banner .orbs span:nth-child(3){width:80px;height:80px;background:rgba(91,108,255,.16);right:38%;top:36px}
.banner-dots{display:flex;gap:8px;justify-content:center;margin-top:14px}
.banner-dots i{width:8px;height:8px;border-radius:999px;background:var(--ink-3);opacity:.4;cursor:pointer;transition:.2s}
.banner-dots i.on{opacity:1;width:22px;background:var(--brand)}

/* ===== News ticker ===== */
.newsbar{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:12px 18px;margin-top:18px;box-shadow:var(--shadow-sm)}
.newsbar .nlabel{display:flex;align-items:center;gap:6px;font-weight:700;color:var(--accent);white-space:nowrap}
.newsbar .ntrack{overflow:hidden;flex:1}
.newsbar marquee{color:var(--ink-2)}
.newsbar a{color:var(--ink-2)}
.newsbar a:hover{color:var(--brand)}

/* ===== Section ===== */
.section{padding:38px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px}
.sec-head h2{font-size:26px;margin:0;font-weight:800;display:flex;align-items:center;gap:10px}
.sec-head h2 .em{font-size:24px}
.sec-head .more{color:var(--ink-3);font-size:14px;font-weight:600}
.sec-head .more:hover{color:var(--brand)}
.sub{color:var(--ink-3);font-size:14px;margin-top:2px}

/* ===== Category chips ===== */
.cat-strip{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.cat-chip{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:500;color:var(--ink-2);transition:.18s}
.cat-chip:hover,.cat-chip.active{border-color:var(--brand);color:var(--brand);background:rgba(14,165,233,.06);transform:translateY(-2px)}
.cat-chip .n{color:var(--ink-3);font-size:12px}

/* ===== Cards grid ===== */
.grid{display:grid;gap:18px}
.grid.tools{grid-template-columns:repeat(4,1fr)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;
  transition:.2s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad);opacity:0;transition:.2s}
.card:hover::before{opacity:1}
.tool-top{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.tlogo{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:20px;flex-shrink:0;overflow:hidden;position:relative;box-shadow:inset 0 1px 0 rgba(255,255,255,.42),0 6px 14px -6px rgba(43,108,255,.5)}
.tlogo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;padding:0}
.tlogo .let{position:relative;text-shadow:0 1px 2px rgba(0,0,0,.25);line-height:1}
.tlogo.has-icon{background:transparent!important;box-shadow:none}
.tlogo.has-icon img{object-fit:contain;padding:6px;position:static;width:100%;height:100%}
.tlogo.has-icon .let{display:none}
.plogo{padding:0}
.pl-initial{font-size:22px;line-height:1;text-shadow:0 1px 2px rgba(0,0,0,.25)}
.pick-top .tlogo{flex:0 0 38px;width:38px;height:38px;border-radius:11px;font-size:17px;box-shadow:inset 0 1px 0 rgba(255,255,255,.42),0 5px 12px -6px rgba(43,108,255,.5)}
.pick-top .pl-initial{font-size:17px}
.tool-name{font-weight:700;font-size:16px;display:flex;align-items:center;gap:6px}
.tool-cat{font-size:12px;color:var(--ink-3)}
.tool-tag{color:var(--brand);font-size:13px;font-weight:600;margin:2px 0 8px}
.tool-desc{color:var(--ink-2);font-size:13px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.tool-chips{display:flex;flex-wrap:wrap;gap:6px;margin:2px 0 2px}
.tool-foot{display:flex;align-items:center;gap:14px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-3)}
.rating{color:#f59e0b;font-weight:700}
.meta-i{display:flex;align-items:center;gap:4px}

/* ===== Robot card ===== */
.robot-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:flex;flex-direction:column;height:100%}
.robot-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.robot-thumb{aspect-ratio:16/9;background:#eef2f9;display:grid;place-items:center;font-size:54px;position:relative;flex-shrink:0;overflow:hidden}
.robot-thumb img{width:100%;height:100%;object-fit:cover;object-position:center}
.robot-thumb img.placeholder{object-fit:contain;padding:18%}
.robot-body{padding:18px 16px 16px;flex:1;display:flex;flex-direction:column}
.robot-brand{font-size:12px;color:var(--brand);font-weight:600}
.robot-name{font-weight:700;font-size:17px;margin:8px 0 6px}
.robot-tag{color:var(--ink-2);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== Tutorial card ===== */
.tut-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}
.tut-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.tut-cover{height:150px;display:flex;flex-direction:column;justify-content:flex-end;gap:4px;color:#fff;position:relative;overflow:hidden;padding:14px}
.tut-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cov-mark{position:absolute;right:10px;top:6px;font-size:30px;opacity:.45;line-height:1}
.cov-cat{font-size:12px;font-weight:600;opacity:.92;letter-spacing:.5px;position:relative}
.cov-title{font-size:15px;font-weight:700;line-height:1.4;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;text-shadow:0 1px 4px rgba(0,0,0,.28);position:relative}
.tut-body{padding:16px}
.tut-title{font-weight:700;font-size:15px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:45px}
.tut-meta{display:flex;justify-content:space-between;color:var(--ink-3);font-size:12px;margin-top:10px}

/* ===== Detail ===== */
.detail-hero{background:#fff;border:1px solid var(--line);border-radius:24px;padding:32px;margin-top:26px;box-shadow:var(--shadow-sm)}
.detail-hero .dh-top{display:flex;gap:22px;align-items:flex-start;flex-wrap:wrap}
.dh-logo{position:relative;width:88px;height:88px;border-radius:22px;display:grid;place-items:center;color:#fff;font-size:38px;font-weight:800;flex-shrink:0;overflow:hidden}
.dh-logo img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:14px}
.dh-logo .let{position:relative;text-shadow:0 1px 2px rgba(0,0,0,.25);line-height:1}
.dh-info h1{margin:0 0 6px;font-size:30px}
.dh-info .dh-tag{color:var(--brand);font-weight:600;font-size:16px}
.dh-actions{margin-left:auto;display:flex;gap:10px;align-items:center}
.stat-row{display:flex;gap:30px;margin:22px 0;flex-wrap:wrap}
.stat-row .st b{font-size:22px;display:block}
.stat-row .st span{color:var(--ink-3);font-size:13px}
.prose{color:var(--ink-2);font-size:15px;line-height:1.9;white-space:pre-line}
.layout-2{display:grid;grid-template-columns:1fr 320px;gap:26px;margin-top:26px;align-items:start}
.side-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}
.side-card h3{margin:0 0 14px;font-size:16px}

/* ===== comments ===== */
.comment{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.comment .ava{width:38px;height:38px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;flex-shrink:0}
.comment .cbody{flex:1}
.comment .cname{font-weight:600;font-size:14px}
.comment .ctime{color:var(--ink-3);font-size:12px}
.comment-form textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;font-family:inherit;font-size:14px;resize:vertical;min-height:80px;outline:none}
.comment-form textarea:focus{border-color:var(--brand)}

/* ===== auth ===== */
.auth-wrap{min-height:calc(100vh - 66px);display:grid;place-items:center;padding:40px 20px;
  background:radial-gradient(1000px 500px at 80% -10%,rgba(99,102,241,.14),transparent),radial-gradient(800px 400px at 0% 100%,rgba(14,165,233,.14),transparent)}
.auth-card{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);
  width:100%;max-width:420px;padding:38px}
.auth-card h1{margin:0 0 6px;font-size:26px}
.auth-card .sub{margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px;font-weight:600}
.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:14px;outline:none;font-family:inherit;transition:.15s;background:#fff}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,165,233,.12)}
.url-fetch{display:flex;gap:8px;align-items:stretch}
.url-fetch input{flex:1;min-width:0}
.url-fetch .btn{white-space:nowrap;flex-shrink:0}
.field .hint{font-size:12px;color:var(--ink-3);margin-top:7px;line-height:1.5}
.field .hint:empty{display:none}
#fetchBtn:disabled{opacity:.6;cursor:wait}
.auth-card .btn{width:100%;justify-content:center;padding:13px}
.auth-alt{text-align:center;margin-top:18px;color:var(--ink-3);font-size:14px}
.auth-alt a{color:var(--brand);font-weight:600}
.alert{background:rgba(244,63,94,.1);color:var(--accent);padding:11px 14px;border-radius:12px;font-size:14px;margin-bottom:18px}
.alert.ok{background:rgba(16,163,127,.12);color:#0e9f6e}

/* ===== user center ===== */
.uc{display:grid;grid-template-columns:230px 1fr;gap:26px;margin-top:26px}
.uc-side{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;height:fit-content}
.uc-side .uava{width:70px;height:70px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:28px;font-weight:800;margin:0 auto 12px}
.uc-side .uname{text-align:center;font-weight:700;font-size:18px}
.uc-side .urole{text-align:center;color:var(--ink-3);font-size:13px;margin-bottom:16px}
.uc-nav a{display:block;padding:11px 14px;border-radius:10px;color:var(--ink-2);font-size:14px;font-weight:500}
.uc-nav a:hover,.uc-nav a.active{background:rgba(14,165,233,.09);color:var(--brand)}
.uc-main{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}
.uc-main h2{margin:0 0 20px;font-size:20px}

/* ===== page head ===== */
.page-head{padding:34px 0 6px}
.page-head h1{font-size:30px;margin:0}
.page-head .crumb{color:var(--ink-3);font-size:14px;margin-bottom:8px}
.page-head .crumb a:hover{color:var(--brand)}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:18px 0}
.sort-tabs{display:flex;gap:6px;margin-left:auto}
.sort-tabs a{padding:6px 14px;border-radius:999px;font-size:13px;color:var(--ink-2);border:1px solid var(--line)}
.sort-tabs a.on{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ===== footer ===== */
.site-footer{background:#0b1220;color:#94a3b8;margin-top:60px;padding:48px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 14px}
.site-footer a{display:block;color:#94a3b8;padding:5px 0;font-size:14px}
.site-footer a:hover{color:#fff}
.footer-brand .logo{color:#fff}
.footer-brand p{font-size:14px;line-height:1.7;margin-top:12px;max-width:300px}
.footer-bottom{border-top:1px solid #1e293b;margin-top:34px;padding-top:20px;text-align:center;font-size:13px;color:#64748b}

.empty{text-align:center;padding:70px 20px;color:var(--ink-3)}
.empty .em{font-size:52px;margin-bottom:12px}

/* ===== 分页组件 ===== */
.pager{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:center;margin:40px 0 10px}
.pager .pg{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:14px;font-weight:600;text-decoration:none;transition:.15s;border-radius:10px}
.pager .pg:hover{border-color:var(--brand,#6366f1);color:var(--brand,#6366f1)}
.pager .pg.cur{background:var(--brand,#6366f1);border-color:var(--brand,#6366f1);color:#fff;cursor:default}
.pager .pg.gap{min-width:22px;border:none;background:none;color:var(--ink-3);cursor:default}
.pager .pg.prev,.pager .pg.next{font-weight:600}
.pager .pg-info{width:100%;text-align:center;color:var(--ink-3);font-size:13px;margin-top:6px;font-weight:400}
@media (max-width:600px){
  .pager .pg{min-width:34px;height:34px;padding:0 9px;font-size:13px}
  .pager .pg.prev,.pager .pg.next{display:none}
}

/* ===== 首页 · 仿 AIXZD 综合科技门户 ===== */
.hero-split{padding:26px 0 10px}
.hs-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}
.promo-card{position:relative;border-radius:22px;overflow:hidden;min-height:260px;display:flex;align-items:flex-end;padding:28px 30px;color:#fff;box-shadow:var(--shadow-sm);transition:.25s}
.promo-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.promo-bg{position:absolute;inset:0;z-index:0}
.promo-left .promo-bg{background:linear-gradient(120deg,#2b6cff 0%,#7c3aed 60%,#2563eb 100%)}
.promo-right .promo-bg{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%)}
.promo-slider{position:relative;width:100%;height:100%;min-height:260px}
.banner-slide{position:absolute;inset:0;display:flex;align-items:flex-end;padding:28px 30px;color:#fff;text-decoration:none;opacity:0;z-index:0;transition:opacity .6s ease}
.banner-slide.active{opacity:1;z-index:1}
.banner-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:10}
.banner-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:.2s}
.banner-dot.active{background:#fff;width:20px;border-radius:999px}
.promo-body{position:relative;z-index:2;max-width:62%}
.promo-tag{display:inline-block;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.18);backdrop-filter:blur(4px);margin-bottom:12px}
.promo-tag.light{background:rgba(255,255,255,.12);color:#e2e8f0}
.promo-card h2{font-size:28px;margin:0 0 10px;font-weight:800;line-height:1.2}
.promo-card h2 b{font-weight:900}
.promo-card p{font-size:14px;margin:0 0 18px;line-height:1.55;opacity:.92}
.promo-btn{display:inline-flex;align-items:center;gap:6px;background:#fff;color:#2b6cff;font-weight:700;font-size:13px;padding:9px 18px;border-radius:999px}
.promo-btn.light{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2)}
.promo-visual{position:absolute;right:0;top:0;bottom:0;width:42%;display:grid;place-items:center;z-index:1}
.promo-visual img{max-height:86%;max-width:90%;object-fit:contain;filter:drop-shadow(0 18px 30px rgba(0,0,0,.35))}
.rv-emoji{font-size:90px;filter:drop-shadow(0 14px 24px rgba(0,0,0,.35))}
.orbit{position:relative;width:160px;height:160px}
.orb{position:absolute;width:52px;height:52px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:24px;box-shadow:0 10px 24px -8px rgba(0,0,0,.35)}
.orb.o1{top:0;left:50%;transform:translateX(-50%)}
.orb.o2{right:0;top:50%;transform:translateY(-50%)}
.orb.o3{bottom:0;left:50%;transform:translateX(-50%)}
.orb.o4{left:0;top:50%;transform:translateY(-50%)}

.shortcut-row{padding:14px 0 6px}
.sc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.sc-card{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px;transition:.2s}
.sc-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:var(--brand)}
.sc-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#0B4F9E}
.sc-icon svg{width:32px;height:32px;display:block;stroke-width:1.8}
.sc-card b{display:block;font-size:15px;color:var(--ink);margin-bottom:2px}
.sc-card span{font-size:13px;color:var(--ink-3)}

.cat-row{padding:8px 0 4px}

.section-wide{padding:34px 0}
.section-wide .sec-head{margin-bottom:24px}
.sec-title{display:flex;align-items:center;gap:12px}
.sec-title .line{width:4px;height:26px;border-radius:999px;background:var(--grad)}
.sec-title h2{font-size:24px;margin:0;font-weight:800}
.sec-title .sub{font-size:14px;color:var(--ink-3);margin-left:10px}

.grid.tools.big{grid-template-columns:repeat(4,1fr);gap:18px}
.grid.robots{grid-template-columns:repeat(4,1fr);gap:18px}

.news-hlist{display:grid;grid-template-columns:repeat(5,1fr);grid-auto-rows:1fr;gap:16px}
.news-hcard{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.news-hcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.news-hcard.lead{grid-row:auto;grid-column:auto}
.nh-cover{height:120px;background-size:cover;background-position:center;position:relative;flex-shrink:0}
.nh-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.35))}
.nh-body{padding:14px 16px;flex:1;display:flex;flex-direction:column;justify-content:space-between}
.nh-title{font-size:14px;font-weight:700;line-height:1.5;color:var(--ink);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.nh-meta{font-size:12px;color:var(--ink-3);margin-top:10px}

.footer-stat{text-align:right}
.footer-stat b{display:block;font-size:42px;font-weight:900;color:#fff;line-height:1}
.footer-stat span{font-size:13px;color:#64748b}

/* ===== responsive ===== */
@media(max-width:1100px){
  .hs-grid{grid-template-columns:1fr}
  .promo-right{display:none}
  .news-hlist{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1024px){
  .nav-links,.search-mini{display:none}
  .hamburger{display:block}
  .nav-right{gap:8px}
  .grid.tools,.grid.tools.big,.grid.robots{grid-template-columns:repeat(3,1fr)}
  .sc-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .grid.tools,.grid.tools.big,.grid.robots,.grid.g3{grid-template-columns:repeat(2,1fr)}
  .news-hlist{grid-template-columns:repeat(2,1fr)}
  .sc-grid{grid-template-columns:repeat(2,1fr)}
  .promo-card{min-height:220px;padding:24px}
  .promo-card h2{font-size:24px}
  .promo-visual{display:none}
  .promo-body{max-width:100%}
  .sec-title{flex-wrap:wrap}
  .sec-title .sub{width:100%;margin-left:16px;margin-top:4px}
  .layout-2{grid-template-columns:1fr}
  .uc{grid-template-columns:1fr}
  .banner h1{font-size:28px}.banner{padding:30px;min-height:220px}
}
@media(max-width:560px){
  .grid.tools,.grid.tools.big,.grid.robots,.grid.g3,.grid.g2,.grid.g4{grid-template-columns:1fr}
  .news-hlist{grid-template-columns:1fr}
  .sc-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .dh-actions{margin-left:0;width:100%}
  .nav-right .btn.sm,.nav-right .btn.ghost.sm{padding:6px 12px;font-size:13px}
}
.mnav{display:none;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px}
.mnav.open{display:block}
.mnav a{display:block;padding:10px 12px;border-radius:8px;color:var(--ink-2);font-size:15px}
.mnav a:hover{background:#f1f5fb;color:var(--ink)}

/* ===== 资讯门户 / 榜单 样式 ===== */
.subhero{background:#fff;border-bottom:1px solid var(--line);color:var(--ink);padding:40px 0;margin-bottom:10px}
.subhero h1{margin:0;font-size:30px;background:linear-gradient(120deg,#2b6cff,#00bcd4);-webkit-background-clip:text;background-clip:text;color:transparent}
.subhero p{margin:10px 0 0;color:var(--ink-2);font-size:15px}

.portal{padding:30px 0}
.portal-grid{display:grid;grid-template-columns:1fr 340px;gap:30px;align-items:start}
.portal-main{min-width:0}

.lead{display:block;border-radius:var(--radius);overflow:hidden;background:var(--card);box-shadow:var(--shadow);margin-bottom:26px}
.lead-img{height:340px;background-size:cover;background-position:center;background-color:#e2e8f0}
.lead-body{padding:22px 24px}
.lead-body h2{margin:10px 0 8px;font-size:26px;line-height:1.3}
.lead-body p{color:var(--ink-2);margin:0;font-size:15px}
.lead .meta{margin-top:12px;color:var(--ink-3);font-size:13px}
.tag-hot{background:var(--accent);color:#fff}

.feed{display:flex;flex-direction:column;gap:16px}
.feed-item{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;padding:14px;transition:.2s}
.feed-item:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:transparent}
.feed-item .thumb{width:190px;height:132px;flex:0 0 190px;background-size:cover;background-position:center;background-color:#e2e8f0;border-radius:12px}
.feed-item .fi-body{flex:1;min-width:0}
.feed-item h3{margin:2px 0 8px;font-size:17px;line-height:1.4}
.feed-item p{margin:0;color:var(--ink-3);font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feed-item .meta{margin-top:10px;color:var(--ink-3);font-size:12.5px}

.widget{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:20px;box-shadow:var(--shadow-sm)}
.w-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.w-head h3{margin:0;font-size:16px}
.w-head a{color:var(--brand);font-size:13px;font-weight:600}
.rank-block{margin-bottom:14px}
.rb-title{font-weight:700;font-size:14px;display:block;margin-bottom:8px;padding-bottom:6px;border-bottom:1px dashed var(--line)}
.rb-list{list-style:none;margin:0;padding:0}
.rb-list li{display:flex;align-items:center;gap:10px;padding:6px 0;font-size:14px}
.rb-list .no{width:22px;height:22px;border-radius:7px;background:#eef2f9;color:var(--ink-2);display:grid;place-items:center;font-weight:700;font-size:12px;flex:0 0 22px}
.rb-list .no.top{background:var(--grad);color:#fff}
.rb-list .rn{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rb-list .rs{color:var(--brand);font-weight:700;font-size:13px}
.robot-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rm{display:flex;flex-direction:column;align-items:center;gap:6px;padding:10px;border-radius:12px;background:#f8fafc;font-size:13px;font-weight:600;text-align:center;transition:.2s}
.rm:hover{background:#eef2f9}
.rm img{width:100%;height:84px;object-fit:cover;border-radius:10px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tc{padding:6px 12px;background:#f1f5fb;border-radius:999px;font-size:13px;color:var(--ink-2);transition:.2s}
.tc:hover{background:var(--grad);color:#fff}

/* 资讯列表 */
.news-list{display:flex;flex-direction:column;gap:18px}
.news-row{display:flex;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;padding:16px;transition:.2s}
.news-row:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.nr-thumb{width:240px;height:150px;flex:0 0 240px;background-size:cover;background-position:center;background-color:#e2e8f0;border-radius:12px}
.nr-body{flex:1;min-width:0}
.nr-body h3{margin:0 0 10px;font-size:19px;line-height:1.4}
.nr-body p{margin:0;color:var(--ink-3);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nr-body .meta{margin-top:12px;color:var(--ink-3);font-size:13px;display:flex;gap:8px;align-items:center}
.nr-body .src{color:var(--brand);font-weight:600}

/* 资讯详情 */
.article{padding:30px 0 50px}
.article-wrap{max-width:820px}
.crumb{color:var(--ink-3);font-size:13px;margin-bottom:14px}
.crumb a{color:var(--brand)}
.at-title{font-size:30px;line-height:1.35;margin:0 0 12px}
.at-meta{color:var(--ink-3);font-size:14px;display:flex;gap:8px;align-items:center;margin-bottom:18px}
.at-meta .src{color:var(--brand);font-weight:600}
.at-cover{height:380px;background-size:cover;background-position:center;background-color:#e2e8f0;border-radius:18px;margin:6px 0 26px}
.at-content p{font-size:16px;line-height:1.9;color:var(--ink);margin:0 0 16px}
.at-source{margin-top:20px;font-size:13px;color:var(--ink-3);word-break:break-all}
.at-source a{color:var(--brand)}
.at-share{margin-top:18px;display:flex;gap:10px;align-items:center;font-size:14px;color:var(--ink-3)}
.share-btn{background:#f1f5fb;border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer;font-size:13px;color:var(--ink-2)}
.share-btn:hover{color:var(--brand);border-color:var(--brand)}

/* 榜单 */
.rank-cat{margin-bottom:40px}
.rank-table{display:flex;flex-direction:column;gap:10px}
.rank-row{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;transition:.2s}
.rank-row:hover{box-shadow:var(--shadow-sm);border-color:transparent}
.rk-no{width:34px;height:34px;flex:0 0 34px;border-radius:10px;background:#eef2f9;color:var(--ink-2);display:grid;place-items:center;font-weight:800;font-size:15px}
.rk-no.top{background:var(--grad);color:#fff}
.rk-logo{width:44px;height:44px;border-radius:10px;object-fit:cover;flex:0 0 44px;background:#f1f5fb}
.rk-main{flex:1;min-width:0}
.rk-name{font-weight:700;font-size:16px;display:flex;align-items:center;gap:8px}
.rk-tag{color:var(--ink-3);font-size:13px;margin-top:2px}
.rk-desc{color:var(--ink-2);font-size:13px;margin-top:4px}
.rk-bar{height:6px;background:#eef2f9;border-radius:999px;margin-top:8px;overflow:hidden;max-width:420px}
.rk-bar i{display:block;height:100%;background:var(--grad);border-radius:999px}
.rk-score{text-align:center;flex:0 0 80px}
.rk-score b{font-size:20px;color:var(--brand)}
.rk-score span{display:block;font-size:11px;color:var(--ink-3)}
.rk-visits{flex:0 0 70px;text-align:right;color:var(--ink-3);font-size:13px}
.grade{font-size:11px;padding:2px 8px;border-radius:999px;font-weight:700}
.g-S{background:rgba(244,63,94,.14);color:var(--accent)}
.g-A{background:rgba(14,165,233,.14);color:var(--brand)}
.g-B{background:rgba(99,102,241,.14);color:var(--brand-2)}
.g-C{background:rgba(148,163,184,.18);color:var(--ink-3)}
.rank-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.rt{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2)}
.rt.on{background:var(--grad);color:#fff;border-color:transparent}

/* 机器人详情补充 */
.dh-cover{height:300px;background-size:cover;background-position:center;background-color:#e2e8f0;border-radius:18px;margin-bottom:18px}
.news-mini{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.nm{display:flex;gap:12px;align-items:center;padding:10px;border-radius:12px;background:#f8fafc;transition:.2s}
.nm:hover{background:#eef2f9}
.nm-thumb{width:72px;height:54px;flex:0 0 72px;background-size:cover;background-position:center;background-color:#e2e8f0;border-radius:8px}
.nm-title{font-weight:600;font-size:14px;line-height:1.4}
.nm-meta{font-size:12px;color:var(--ink-3);margin-top:3px}

/* 后台榜单 */
.rank-admin{display:grid;grid-template-columns:1fr 1.4fr;gap:20px}
.ra-col{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.ra-col h3{margin:0 0 12px;font-size:16px}
.mini-form{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}
.mini-form input,.mini-form select{grid-column:span 1;padding:8px 10px;border:1px solid var(--line);border-radius:9px;font-size:13px}
.thumb-sm{width:60px;height:44px;object-fit:cover;border-radius:7px}

@media(max-width:1024px){
  .portal-grid{grid-template-columns:1fr}
  .feed-item .thumb{width:150px;height:110px;flex-basis:150px}
  .nr-thumb{width:180px;height:120px;flex-basis:180px}
  .rank-admin{grid-template-columns:1fr}
}
@media(max-width:820px){
  .feed-item{flex-direction:column}.feed-item .thumb{width:100%;height:180px}
  .news-row{flex-direction:column}.nr-thumb{width:100%;height:180px}
  .lead-img{height:220px}
  .rank-row{flex-wrap:wrap}.rk-visits{flex-basis:100%;text-align:left}
  .rank-admin{grid-template-columns:1fr}
}

/* ===== 首页改版：横向滚动 + 情报榜 + 分类导航（轻量科技风） ===== */
.hrow{display:flex;gap:16px;overflow-x:auto;padding:4px 2px 14px;scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch}
.hrow > .card,.hrow > .robot-card{flex:0 0 250px;width:250px;scroll-snap-align:start}
.hrow::-webkit-scrollbar{height:8px}
.hrow::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}

/* 编号情报列表（对标参考站 NEWS 01-08） */
.news-rank{list-style:none;margin:0;padding:0;counter-reset:r}
.nr-item{display:flex;gap:14px;align-items:flex-start;padding:14px 6px;border-bottom:1px solid var(--line);transition:.18s}
.nr-item:last-child{border-bottom:none}
.nr-item:hover{background:#f7faff;border-radius:12px}
.nr-no{width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:#eef2f9;color:var(--ink-2);
  display:grid;place-items:center;font-weight:800;font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;transition:.2s}
.nr-no.top{background:var(--grad);color:#fff}
.nr-main{flex:1;min-width:0}
.nr-title{font-weight:600;font-size:16px;line-height:1.5;color:var(--ink);display:block;transition:.15s}
.nr-title:hover{color:var(--brand)}
.nr-item.featured .nr-title{font-size:18px;font-weight:700}
.nr-meta{margin-top:5px;color:var(--ink-3);font-size:12.5px;display:flex;align-items:center;gap:8px}

/* 分类导航 */
.catnav{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.catnav a{display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:10px;background:#f7faff;
  border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);transition:.18s}
.catnav a:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)}

@media(max-width:820px){
  .hrow > .card,.hrow > .robot-card{flex-basis:200px;width:200px}
  .catnav{grid-template-columns:1fr 1fr}
}

/* ===== AI精选（编辑甄选产品库） ===== */
.filter-bar{display:flex;flex-wrap:wrap;gap:18px;padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:22px;box-shadow:var(--shadow-sm)}
.fb-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.fb-label{font-size:13px;color:var(--ink-3);font-weight:600;margin-right:2px}
.fbtn{border:1px solid var(--line);background:#f8fafc;color:var(--ink-2);padding:6px 12px;border-radius:999px;font-size:13px;cursor:pointer;transition:.18s}
.fbtn:hover{border-color:var(--brand);color:var(--brand)}
.fbtn.on{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 4px 12px -6px var(--brand)}
.pick-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.pick-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:9px;transition:.18s;position:relative;overflow:hidden}
.pick-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--brand),var(--teal));opacity:0;transition:.18s}
.pick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe0ff}
.pick-card:hover::before{opacity:1}
.pick-top{display:flex;align-items:center;gap:10px}
.pick-top .tlogo{width:38px;height:38px;flex:0 0 38px}
.pick-name{font-weight:700;font-size:15px;color:var(--ink);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.gbadge{font-size:11px;font-weight:700;padding:1px 7px;border-radius:999px;line-height:1.6}
.gbadge.s{background:#fdeaf0;color:#e11d48}
.gbadge.a{background:#eaf2ff;color:var(--brand)}
.gbadge.b{background:#eef6ff;color:#0369a1}
.pick-tag{font-size:13px;color:var(--ink-2)}
.pick-chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:12px;padding:2px 9px;border-radius:999px;background:#f1f5f9;color:var(--ink-2);border:1px solid var(--line)}
.chip.green{background:#eafaf1;color:#16a34a;border-color:#cdeed7}
.chip.ghost{background:transparent;color:var(--ink-3);border-color:transparent}
.pick-note{font-size:13px;color:var(--ink-2);line-height:1.6;flex:1;background:#f8fafc;border-radius:10px;padding:9px 11px;border-left:3px solid var(--teal)}
.pick-link{font-size:13px;font-weight:600;color:var(--brand);text-decoration:none}
.pick-link:hover{text-decoration:underline}
.pick-empty{color:var(--ink-3);text-align:center;padding:30px}
/* 首页精选分类 widget */
.pick-cats{display:flex;flex-direction:column;gap:8px}
.pick-cat{display:flex;align-items:center;gap:9px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);transition:.18s;background:#fff}
.pick-cat:hover{border-color:var(--brand);box-shadow:var(--shadow-sm);transform:translateX(2px)}
.pc-icon{font-size:18px}
.pc-name{flex:1;font-weight:600;font-size:14px}
.pc-cnt{font-size:12px;color:var(--ink-3)}
.pick-note-sm{font-size:12px;color:var(--ink-3);margin:10px 2px 0}
.admin .chk{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2);grid-column:1/-1}

/* ===== 综合科技门户首页 ===== */
.hero2{position:relative;padding:54px 0 46px;overflow:hidden;color:#fff;background:radial-gradient(1200px 500px at 80% -10%,rgba(0,188,212,.28),transparent),radial-gradient(900px 500px at 10% 10%,rgba(43,108,255,.32),transparent),linear-gradient(135deg,#0b1f44 0%,#0a1633 60%,#0a1228 100%)}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:42px 42px;-webkit-mask-image:radial-gradient(circle at 50% 0%,#000,transparent 75%);mask-image:radial-gradient(circle at 50% 0%,#000,transparent 75%);opacity:.5}
.hero2 .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.kicker{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.5px;padding:6px 13px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#bfe0ff;margin-bottom:18px}
.hero2 h1{font-size:54px;line-height:1.1;margin:0 0 18px;font-weight:900;letter-spacing:.5px;background:linear-gradient(120deg,#fff,#9fd8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:16px;line-height:1.8;color:rgba(255,255,255,.78);max-width:520px;margin:0 0 26px}
.hero-search{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:7px 7px 7px 16px;max-width:520px;backdrop-filter:blur(6px)}
.hero-search .hs-ic{opacity:.7}
.hero-search input{flex:1;background:none;border:none;outline:none;color:#fff;font-size:15px}
.hero-search input::placeholder{color:rgba(255,255,255,.55)}
.hero-search button{border:none;cursor:pointer;background:linear-gradient(120deg,#2b6cff,#00bcd4);color:#fff;font-weight:700;padding:11px 22px;border-radius:999px;font-size:14px;transition:.2s}
.hero-search button:hover{transform:translateY(-1px);box-shadow:0 10px 24px -8px rgba(43,108,255,.7)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hero-chips a{font-size:13px;color:rgba(255,255,255,.82);text-decoration:none;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);transition:.18s}
.hero-chips a:hover{background:rgba(255,255,255,.18);color:#fff}
.lead-card{display:block;text-decoration:none;background:#fff;border-radius:20px;overflow:hidden;box-shadow:0 30px 60px -24px rgba(0,0,0,.5);transition:.25s;border:1px solid rgba(255,255,255,.12)}
.lead-card:hover{transform:translateY(-4px);box-shadow:0 36px 70px -24px rgba(0,0,0,.6)}
.lead-cover{height:200px;background-size:cover;background-position:center}
.lead-body{padding:18px 20px 22px}
.lead-tag{display:inline-block;font-size:12px;font-weight:700;color:#e11d48;background:#fdeaf0;padding:3px 10px;border-radius:999px;margin-bottom:10px}
.lead-body h3{margin:0 0 8px;font-size:20px;line-height:1.4;color:var(--ink)}
.lead-body p{margin:0 0 10px;color:var(--ink-2);font-size:14px;line-height:1.7}
.lead-meta{font-size:12px;color:var(--ink-3)}

/* 实时快讯 */
.headlines{background:#0a1228;color:#fff}
.hl-grid{max-width:1220px;margin:0 auto;padding:18px 20px;display:grid;grid-template-columns:140px 1fr;gap:18px;align-items:center}
.hl-head{display:flex;flex-direction:column;gap:4px}
.hl-head span{font-size:16px;font-weight:800;color:#ffd166}
.hl-head a{font-size:12px;color:rgba(255,255,255,.55);text-decoration:none}
.hl-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.hl-list li{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.8)}
.hl-no{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:6px;background:rgba(255,255,255,.12);font-size:11px;font-weight:700;flex-shrink:0}
.hl-no.hot{background:#e11d48;color:#fff}
.hl-title{color:rgba(255,255,255,.86);text-decoration:none;line-height:1.4;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.hl-title:hover{color:#fff}
.hl-src{font-size:11px;color:rgba(255,255,255,.4);white-space:nowrap}

/* 数据条 */
.stats-strip{padding:22px 0}
.stats-row{max-width:1220px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.stats-strip .st{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center;box-shadow:var(--shadow-sm)}
.stats-strip .st b{display:block;font-size:30px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stats-strip .st span{font-size:13px;color:var(--ink-3)}

/* 杂志资讯网格 */
.mag-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}
.mag-lead{display:block;text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);transition:.2s}
.mag-lead:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.mag-lead-cover{height:260px;background-size:cover;background-position:center}
.mag-lead-body{padding:18px 20px 22px}
.mag-lead-body h3{margin:0 0 10px;font-size:21px;line-height:1.4;color:var(--ink)}
.mag-lead-body p{margin:0 0 10px;color:var(--ink-2);font-size:14px;line-height:1.7}
.mag-lead-body .meta{font-size:12px;color:var(--ink-3)}
.mag-side{display:flex;flex-direction:column;gap:12px}
.mag-mini{display:flex;gap:12px;align-items:center;text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;transition:.18s}
.mag-mini:hover{border-color:var(--brand);box-shadow:var(--shadow-sm)}
.mm-thumb{width:84px;height:64px;border-radius:10px;background-size:cover;background-position:center;flex-shrink:0}
.mm-body{flex:1;min-width:0}
.mm-title{font-weight:600;font-size:14px;color:var(--ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mm-meta{font-size:12px;color:var(--ink-3);margin-top:4px}

/* 其他网格补充 */
.grid.g4{grid-template-columns:repeat(4,1fr)}
.robot-article{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}
.robot-article h4{margin:0 0 8px;font-size:15px;color:var(--ink)}

/* 响应式 */
@media(max-width:1080px){
  .hero-grid{grid-template-columns:1fr}
  .mag-grid{grid-template-columns:1fr}
  .hl-list{grid-template-columns:repeat(2,1fr)}
  .hl-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(3,1fr)}
  .grid.g4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .hero2 h1{font-size:38px}
  .hl-list{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .grid.g4,.grid.tools,.grid.g3{grid-template-columns:repeat(2,1fr)}
}

/* 菜单图标 + 收藏 favicon */
.nav-links a .mi{margin-right:4px}
.favicon-mini{width:16px;height:16px;border-radius:4px;vertical-align:-3px;margin-right:2px}

/* 广告位 */
.ad-wrap{margin:18px 0}
.ad-wrap .ad-box{position:relative;display:inline-block;width:100%;border:1px dashed var(--line);border-radius:12px;overflow:hidden;background:#fff}
.ad-wrap img{display:block;width:100%;height:auto}
.ad-wrap .ad-text{display:block;padding:16px;text-align:center;color:var(--brand);font-weight:600;text-decoration:underline}
.ad-wrap .ad-flag{position:absolute;right:8px;bottom:6px;font-size:10px;color:#fff;background:rgba(80,90,110,.55);padding:1px 7px;border-radius:6px;letter-spacing:1px}
.ad-wrap.ad-home_mid{max-width:1100px;margin:18px auto;padding:0 20px}
.ad-wrap.ad-sidebar{max-width:320px}

/* ===== 工具详情页 AIXZD 风格 ===== */
.td-hero{
  background:linear-gradient(120deg,#2b6cff 0%,#7c3aed 50%,#00bcd4 100%);
  color:#fff;
  padding:42px 0 56px;
  margin-top:-1px;
  position:relative;overflow:hidden
}
.td-hero::before{
  content:"";position:absolute;inset:-40% -20%;background:radial-gradient(circle,rgba(255,255,255,.18) 0%,transparent 60%);
  pointer-events:none
}
.td-hero-grid{
  display:grid;
  grid-template-columns:1fr auto;
  gap:40px;
  align-items:center;
  position:relative;z-index:1
}
.td-crumb{
  font-size:13px;
  color:rgba(255,255,255,.75);
  margin-bottom:14px;
}
.td-crumb a{color:#fff;text-decoration:none;opacity:.85}
.td-crumb a:hover{opacity:1}
.td-crumb span{margin:0 8px;opacity:.5}
.td-title{
  font-size:42px;
  font-weight:800;
  margin:0 0 10px;
  line-height:1.15;
  color:#fff;
}
.td-status{
  display:inline-block;
  font-size:13px;
  font-weight:500;
  padding:4px 12px;
  border-radius:20px;
  background:rgba(255,255,255,.18);
  color:#fff;
  vertical-align:middle;
  margin-left:10px;
}
.td-status.new{background:rgba(34,197,94,.25);color:#fff}
.td-status.hot{background:rgba(245,158,11,.25);color:#fff}
.td-subtitle{
  font-size:20px;
  color:rgba(255,255,255,.85);
  margin:0 0 20px;
  line-height:1.5;
}
.td-meta{
  display:flex;
  gap:14px;
  align-items:center;
  flex-wrap:wrap;
  margin-bottom:26px;
}
.td-rating{
  font-size:22px;
  font-weight:800;
  color:#fbbf24;
}
.td-meta-i{
  font-size:14px;
  color:rgba(255,255,255,.85);
  background:rgba(255,255,255,.15);
  padding:5px 12px;
  border-radius:20px;
}
.td-meta-i.tag.green{background:rgba(34,197,94,.22);color:#fff}
.td-actions{display:flex;gap:12px;flex-wrap:wrap}
.td-actions .btn.primary{background:#fff;border-color:#fff;color:var(--brand)}
.td-actions .btn.primary:hover{background:#eef2f9}
.td-actions .btn.ghost{border-color:rgba(255,255,255,.35);color:#fff;background:transparent}
.td-actions .btn.ghost:hover{background:rgba(255,255,255,.12)}
.td-hero-logo{display:flex;justify-content:center;align-items:center}
.td-logo{
  width:140px;height:140px;border-radius:32px;
  display:grid;place-items:center;
  color:#fff;font-size:56px;font-weight:800;
  position:relative;overflow:hidden;
  box-shadow:0 20px 60px -20px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.3);
  background:rgba(255,255,255,.15)
}
.td-logo img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:22px}
.td-logo .let{position:relative;text-shadow:0 2px 4px rgba(0,0,0,.2)}

.td-body{
  display:grid;
  grid-template-columns:180px 1fr 300px;
  gap:26px;
  padding:32px 0 60px;
  align-items:start;
  background:var(--bg)
}
.td-toc{position:sticky;top:90px}
.td-toc-inner{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
  box-shadow:var(--shadow-sm)
}
.td-toc h4{margin:0 0 12px;font-size:15px;color:var(--ink)}
.td-toc a{
  display:block;padding:8px 12px;border-radius:8px;
  color:var(--ink-2);font-size:14px;text-decoration:none;
  border-left:3px solid transparent;
}
.td-toc a:hover{color:var(--brand);background:rgba(14,165,233,.06)}
.td-toc a.on{color:var(--brand);background:rgba(14,165,233,.1);border-left-color:var(--brand)}

.td-main{display:flex;flex-direction:column;gap:22px}
.td-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:26px;box-shadow:var(--shadow-sm)
}
.td-h2{
  margin:0 0 18px;font-size:22px;color:var(--ink);
  display:flex;align-items:center;gap:10px
}
.td-h2::before{
  content:"";width:5px;height:22px;border-radius:3px;background:var(--brand)
}
.td-h3{margin:0 0 14px;font-size:17px;color:var(--ink)}
.td-prose{
  color:var(--ink-2);line-height:1.9;font-size:15px
}
.td-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.td-list li{
  position:relative;padding-left:22px;color:var(--ink-2);line-height:1.7
}
.td-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--brand)
}
.td-list.numbered li{padding-left:34px}
.td-list.numbered li .num{
  position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;
  background:rgba(14,165,233,.1);color:var(--brand);font-size:13px;font-weight:700;
  display:grid;place-items:center
}
.td-lead{color:var(--ink-2);line-height:1.8;font-size:15px;margin:0 0 14px}
.td-tags{display:flex;gap:10px;flex-wrap:wrap}
.td-tag{
  font-size:13px;color:var(--ink-2);background:#f1f5fb;
  padding:5px 12px;border-radius:20px
}
.td-tag.green{background:rgba(34,197,94,.12);color:#16a34a}
.td-empty{color:var(--ink-3);font-size:14px}
.td-card .comment{border-bottom-color:var(--line)}
.td-card .ctime{color:var(--ink-3)}
.td-card .comment-form textarea{
  background:#fff;border-color:var(--line);color:var(--ink)
}
.td-card .comment-form textarea::placeholder{color:var(--ink-3)}

.td-side{display:flex;flex-direction:column;gap:20px}
.td-related{
  display:flex;gap:12px;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--line);
  text-decoration:none
}
.td-related:last-child{border-bottom:none}
.td-related .tlogo{box-shadow:none}
.td-rel-info{display:flex;flex-direction:column;min-width:0}
.td-rel-name{font-weight:600;font-size:14px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.td-rel-meta{font-size:12px;color:var(--ink-3);margin-top:2px}

@media(max-width:1080px){
  .td-hero-grid{grid-template-columns:1fr}
  .td-hero-logo{order:-1;justify-content:flex-start}
  .td-logo{width:90px;height:90px;font-size:34px;border-radius:22px}
  .td-body{grid-template-columns:1fr}
  .td-toc{position:static}
  .td-toc-inner{display:flex;gap:8px;flex-wrap:wrap;padding:14px}
  .td-toc h4{width:100%;margin:0 0 6px}
  .td-toc a{white-space:nowrap}
  .td-side{order:3}
}
@media(max-width:680px){
  .td-title{font-size:30px}
  .td-subtitle{font-size:16px}
  .td-actions .btn.lg{padding:10px 16px;font-size:14px}
  .td-card{padding:18px}
}