:root{
  --ink:#172033;--muted:#5d687b;--line:#dce3ec;--bg:#f4f7fb;--card:#fff;
  --primary:#1769d2;--primary-dark:#0d4d9d;--primary-soft:#eaf3ff;--accent:#079b91;--ok:#087b59;--warn:#98500b;
  --radius:14px;--max:1160px;
  --font:"Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,system-ui,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(circle at 50% -220px,#e5f4ff 0,rgba(229,244,255,0) 520px),var(--bg);color:var(--ink);font:16px/1.72 var(--font);text-rendering:optimizeLegibility}
a{color:var(--primary);text-decoration-color:rgba(23,105,210,.38);text-underline-offset:3px;transition:color .15s ease,background .15s ease,border-color .15s ease}
a:hover{color:var(--primary-dark);text-decoration-color:currentColor}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.site-head{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(38,64,102,.055)}
.site-head .wrap{display:flex;align-items:center;gap:22px;min-height:68px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:850;font-size:22px;letter-spacing:.04em}
.logo:hover{color:var(--ink)}
.logo-img{display:block;flex:0 0 auto;width:40px;height:40px;aspect-ratio:1/1;object-fit:contain;border-radius:11px;box-shadow:0 5px 14px rgba(16,119,185,.2)}
.logo small{font-weight:500;font-size:12.5px;color:var(--muted);letter-spacing:0;margin-left:1px}
.nav{display:flex;flex-wrap:wrap;gap:2px 18px;margin-left:auto}
.nav a{color:#374257;text-decoration:none;font-size:15px;font-weight:560;padding:9px 1px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--primary)}
.nav a:focus-visible{outline:3px solid rgba(23,105,210,.2);outline-offset:3px;border-radius:4px}
.nav-toggle{display:none;margin-left:auto;min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:#fff;font:inherit;cursor:pointer}
@media (max-width:760px){.nav-toggle{display:block}.nav{display:none;width:100%;flex-direction:column;padding-bottom:10px}.nav-open .nav{display:flex}}
main{padding:32px 0 60px}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:10px}.crumbs a{color:var(--primary);font-weight:600}
h1{font-size:34px;font-weight:820;letter-spacing:-.025em;line-height:1.25;margin:0 0 12px}
h2{font-size:24px;font-weight:790;letter-spacing:-.015em;line-height:1.38;margin:40px 0 13px}
h3{font-size:18px;font-weight:760;margin:23px 0 7px}
.lead{font-size:17.5px;line-height:1.8;color:var(--muted);margin:0 0 22px;max-width:800px}
.hero{text-align:center;padding:34px 0 12px}
.hero h1{font-size:42px;background:linear-gradient(105deg,#172033 18%,#1769d2 68%,#079b91);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin:0 auto 20px}
.badges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;font-size:13.5px;color:#46536a;margin-bottom:20px}
.badges span{padding:4px 10px;border:1px solid #d9e6ef;border-radius:999px;background:rgba(255,255,255,.82)}
.badges span::before{content:"✓ ";color:var(--ok);font-weight:700}
.quick-channels{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:8px;margin:0 auto 8px;text-align:center}
.quick-channels a{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:7px 4px;border:1px solid #dce4ef;border-radius:12px;background:rgba(255,255,255,.9);color:#31405a;text-decoration:none;box-shadow:0 3px 10px rgba(37,63,97,.045);transition:border-color .16s ease,background .16s ease,transform .16s ease,box-shadow .16s ease}
.quick-channels a:hover{border-color:#9dc4f0;background:#fff;color:var(--primary);transform:translateY(-2px);box-shadow:0 7px 16px rgba(23,105,210,.1)}
.quick-channels i{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:#eaf3ff;color:#1769d2;font-style:normal;font-size:16px;font-weight:800;line-height:1}
.quick-channels a:nth-child(3n+2) i{background:#e9f8f4;color:#087f70}
.quick-channels a:nth-child(3n) i{background:#fff2e4;color:#a85b09}
.quick-channels a:nth-child(3) i{font-size:11px;letter-spacing:-.02em}
.quick-channels b{font-size:12.5px;line-height:1.25;white-space:nowrap}
/* dropzone */
.drop{background:#fff;border:2px dashed #b8c3e6;border-radius:16px;padding:26px 20px;text-align:center;transition:border-color .15s,background .15s}
.drop.over{border-color:var(--primary);background:var(--primary-soft)}
.drop p{margin:6px 0;color:var(--muted);font-size:15px}
.drop .row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 18px;border-radius:9px;border:1px solid var(--primary);background:var(--primary);color:#fff;font:700 15px var(--font);cursor:pointer;text-decoration:none;box-shadow:0 4px 10px rgba(23,105,210,.14)}
.btn:hover{background:var(--primary-dark);color:#fff}
.btn.ghost{background:#fff;color:var(--primary)}
.btn.ghost:hover{background:var(--primary-soft);color:var(--primary-dark)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.urlrow{display:flex;gap:8px;max-width:640px;margin:14px auto 0}
.urlrow input{flex:1;min-width:0;min-height:44px;border:1px solid #c8cfe0;border-radius:9px;padding:0 12px;font:15px var(--font)}
.preview{display:none;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;margin-top:14px;text-align:left}
.preview.on{display:flex;flex-wrap:wrap}
.preview img{width:120px;height:120px;object-fit:contain;background:#eef0f6;border-radius:10px}
.preview .pinfo{flex:1 1 240px;font-size:14px;color:var(--muted)}
.preview .pinfo b{color:var(--ink);font-size:15px;word-break:break-all}
.status{font-size:14px;margin-top:6px}
.status.err{color:#b42318}.status.ok{color:var(--ok)}
/* engines */
.groups{display:flex;flex-direction:column;gap:18px;margin-top:20px}
.group{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.group h2,.group h3{margin:0 0 4px;font-size:18px}
.group .gdesc{font-size:14px;color:var(--muted);margin:0 0 12px}
.egrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.eng{display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-height:64px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fafbff;font:inherit;text-align:left;cursor:pointer;color:var(--ink);text-decoration:none}
.eng:hover{border-color:var(--primary);background:var(--primary-soft)}
.eng b{font-size:15px}
.eng small{font-size:12.5px;color:var(--muted);line-height:1.45}
.eng .tag{font-size:11px;padding:1px 6px;border-radius:4px;background:#fff1e6;color:var(--warn);margin-left:4px;font-weight:600}
.eng .tag.cn{background:#e7f6ef;color:var(--ok)}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#151a2d;color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;max-width:90vw;z-index:99;opacity:0;transition:opacity .2s;pointer-events:none}
.toast.on{opacity:1}
/* tools */
.tool{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-top:16px}
.tool .controls{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:flex-end;margin-bottom:14px}
.tool label{display:flex;flex-direction:column;gap:5px;font-size:14px;font-weight:600}
.tool select,.tool input[type=number]{min-height:42px;border:1px solid #c8cfe0;border-radius:8px;padding:0 10px;font:15px var(--font);background:#fff}
.tool input[type=range]{width:200px;accent-color:var(--primary)}
.kv{width:100%;border-collapse:collapse;font-size:14.5px}
.kv td{border-bottom:1px solid #eceff5;padding:8px 6px;vertical-align:top}
.kv td:first-child{color:var(--muted);width:34%}
.map{height:340px;border-radius:12px;margin:12px 0;border:1px solid var(--line)}
.split{display:flex;flex-wrap:wrap;gap:20px}.split>*{flex:1 1 320px;min-width:0}
.swatches{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px}
.sw{border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer;background:#fff;font:inherit;padding:0;text-align:left}
.sw span{display:block;height:70px}
.sw code{display:block;padding:6px 8px;font:600 13px var(--mono)}
.sw small{display:block;padding:0 8px 6px;color:var(--muted);font-size:12px}
.results{display:flex;flex-direction:column;gap:10px}
.res{display:flex;flex-wrap:wrap;gap:12px;align-items:center;border:1px solid var(--line);border-radius:10px;padding:10px}
.res img{width:72px;height:72px;object-fit:cover;border-radius:8px;background:#eef0f6}
.res .rinfo{flex:1 1 200px;font-size:14px}
.good{color:var(--ok);font-weight:700}
/* content */
.layout{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px}
.content{flex:999 1 620px;min-width:0}
.aside{flex:1 1 250px;min-width:0}
.prose{max-width:780px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 30px;box-shadow:0 8px 26px rgba(38,64,102,.04)}
.prose p,.prose li{color:#303a4e}
.prose a{font-weight:650;text-decoration:underline;text-decoration-thickness:1px}
.prose ol li,.prose ul li{margin:4px 0}
.prose table{border-collapse:collapse;width:100%;font-size:15px;margin:10px 0 18px}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
.prose th{background:#eef1f8}
.tbl{overflow-x:auto}
.note{background:var(--primary-soft);border-radius:10px;padding:12px 14px;font-size:15px}
.side-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:14px;font-size:15px}
.side-box h3{margin:0 0 6px;font-size:16px}
.side-box ul{margin:0;padding-left:18px}.side-box a{font-weight:600}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;text-decoration:none;color:var(--ink)}
.card:hover{border-color:var(--primary)}
.card b{display:block;font-size:16px;margin-bottom:2px}
.card span{font-size:14px;color:var(--muted)}
.faq h3{margin-top:18px}
.prose>h2:first-child{margin-top:0}
.site-foot{border-top:1px solid var(--line);background:#fff;font-size:14px;color:var(--muted)}
.site-foot .wrap{display:flex;flex-wrap:wrap;gap:12px 36px;justify-content:space-between;padding:24px 20px}
.site-foot a{color:var(--muted)}
.site-foot nav{display:flex;flex-wrap:wrap;gap:6px 16px}
@media (max-width:600px){.site-head .wrap{gap:12px;min-height:62px}.logo{font-size:20px}.logo-img{width:36px;height:36px}.logo small{display:none}.hero{padding-top:24px}.hero .lead{font-size:16px}.badges{gap:6px}.badges span{padding:3px 8px}.quick-channels{grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}.quick-channels a{gap:5px;padding:6px 2px;border-radius:10px}.quick-channels i{width:30px;height:30px;font-size:14px}.quick-channels b{font-size:12px}h1,.hero h1{font-size:28px}.urlrow{flex-direction:column}.tool{padding:14px}.map{height:260px}}

.searchbox{border-color:#c7d2fb;background:#fbfcff}
.sb-actions{display:flex;flex-wrap:wrap;gap:12px;margin:6px 0 4px}
.btn.big{min-height:54px;padding:0 28px;font-size:17px;border-radius:11px}
span.btn[aria-disabled]{background:#e6e9f2;border-color:#e6e9f2;color:#8a91a5;cursor:default}
.sb-note{font-size:13.5px;color:var(--muted);margin:6px 0 0}
.gdesc.ok{color:var(--ok);font-weight:600}
.sb-wait{display:flex;align-items:center;gap:10px;min-height:54px;font-size:15.5px;color:var(--ink)}
.spin{width:22px;height:22px;border:3px solid #cdd6f5;border-top-color:var(--primary);border-radius:50%;animation:dss-spin .8s linear infinite;flex:none}
@keyframes dss-spin{to{transform:rotate(360deg)}}
@media (max-width:600px){.sb-actions .btn{flex:1 1 140px}}
/* ===== 工作台：左图右功能 ===== */
.workspace{display:flex;flex-wrap:wrap;gap:20px;align-items:flex-start;margin-top:6px}
.ws-left{flex:1 1 300px;max-width:380px;position:sticky;top:16px}
.ws-right{flex:999 1 520px;min-width:0}
.ws-left .drop{padding:20px 14px}
.ws-left .urlrow{flex-direction:column}
.ws-left .preview{margin-top:12px;padding:12px}
.ws-left .preview.on{display:block}
.ws-left .preview img{width:100%;height:auto;max-height:340px;object-fit:contain;display:block}
.ws-left .preview .pinfo{margin-top:10px}
.ws-left .preview [data-reset]{width:100%;margin-top:10px}
.workspace:not(.ws-idle) .drop{padding:12px 14px}
.workspace:not(.ws-idle) .drop > p{display:none}
.ops{background:#fff;border:1px solid var(--line);border-radius:16px;padding:4px 18px}
.op-row{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid #eef0f5;align-items:flex-start}
.op-row:last-child{border-bottom:0}
.op-label{flex:0 0 72px;font-weight:700;font-size:15px;padding-top:9px}
.op-search .op-label{color:var(--primary)}
.op-items{flex:1;display:flex;flex-wrap:wrap;gap:8px;align-items:center;min-width:0}
.op{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border:1px solid #d5dbea;border-radius:9px;background:#f7f9ff;font:500 14.5px var(--font);color:var(--ink);cursor:pointer;text-decoration:none}
.op:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.op.big{min-height:48px;padding:0 22px;font-size:16px;font-weight:700}
.op.go{background:var(--primary);border-color:var(--primary);color:#fff}
.op.go:hover{background:var(--primary-dark);color:#fff}
.op[aria-disabled]{background:#eef0f5;border-color:#eef0f5;color:#9aa1b2;cursor:default}
.op-hint{font-size:13.5px;color:var(--muted)}
.op-hint.ok{color:var(--ok)}.op-hint.err{color:#b42318;font-weight:600}
.op-wait{display:flex;align-items:center;gap:10px;min-height:48px;font-size:15px}
.op-more{margin-left:auto;font-size:13px;font-weight:650;color:var(--primary)}
.ws-idle .ops .op:not(.big){opacity:.55}
.ws-right .tool{margin-top:14px}
.res .btn{min-height:40px}
@media (max-width:860px){.ws-left{position:static;max-width:none}}
@media (max-width:600px){.op-row{flex-direction:column;gap:8px}.op-label{flex:none;padding-top:0}.op.big{flex:1 1 140px;justify-content:center}.op-more{margin-left:0}}
/* ===== 首页横向双入口卡 ===== */
.entry-duo{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0 4px}
.entry-card{position:relative;display:flex;align-items:center;gap:14px;padding:17px 22px;border-radius:16px;
  color:#fff;text-decoration:none;overflow:hidden;isolation:isolate;
  box-shadow:0 10px 26px rgba(24,60,120,.16);transition:transform .18s ease,box-shadow .18s ease}
.entry-card:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(24,60,120,.22);color:#fff;text-decoration:none}
.entry-card::before{content:"";position:absolute;z-index:-1;right:-42px;top:-58px;width:170px;height:170px;border-radius:50%;
  background:rgba(255,255,255,.14);transition:transform .25s ease}
.entry-card::after{content:"";position:absolute;z-index:-1;right:34px;bottom:-70px;width:120px;height:120px;border-radius:50%;
  background:rgba(255,255,255,.10)}
.entry-card:hover::before{transform:scale(1.18)}
.pe-nav{background:linear-gradient(115deg,#1769d2 0%,#0e9db0 60%,#079b91 100%)}
.pe-prompt{background:linear-gradient(115deg,#7b3ff2 0%,#b13fd6 55%,#e0447c 100%)}
.ec-ico{flex:none;display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:rgba(255,255,255,.18);
  font-size:17px;font-weight:800;letter-spacing:-.02em;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28)}
.ec-txt{display:flex;flex-direction:column;gap:3px;min-width:0}
.ec-txt b{font-size:17.5px;font-weight:800;letter-spacing:.01em}
.ec-txt small{font-size:12.8px;color:rgba(255,255,255,.86);line-height:1.4}
.ec-arr{margin-left:auto;flex:none;font-size:30px;line-height:1;opacity:.85;transition:transform .18s ease}
.entry-card:hover .ec-arr{transform:translateX(4px)}
@media (max-width:860px){.entry-duo{grid-template-columns:1fr}.entry-card{padding:14px 18px}.ec-txt b{font-size:16px}}

/* ===== 首页栏目标题 ===== */
.sec-title{display:flex;align-items:baseline;gap:12px;margin:30px 0 14px}
.sec-title h2{margin:0;font-size:21px;position:relative;padding-left:14px}
.sec-title h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:18px;border-radius:2px;background:linear-gradient(180deg,#1769d2,#079b91)}
.sec-title p{margin:0;color:var(--muted);font-size:13.5px}
@media (max-width:700px){.sec-title{flex-wrap:wrap;gap:2px 12px;margin:24px 0 12px}.sec-title h2{font-size:19px}}

/* ===== 首页搜索卡片（极简一行式） ===== */
.sc{margin-top:6px}
.sc-bar{display:flex;align-items:baseline;gap:10px;margin:0 0 6px}
.sc-bar b{font-size:14.5px}
.sc-bar span{color:var(--muted);font-size:12.5px}
/* 每组一套主色：图标渐变、分组名、聚焦边框、按钮都用这套色 */
.sc-block{--sc-a:#1769d2;--sc-b:#079b91;--sc-soft:#f6faff;--sc-line:#e2ebf8;margin:0}
.sc-block.g2{--sc-a:#7a4fe0;--sc-b:#c147a8;--sc-soft:#faf7ff;--sc-line:#ece4fa}
.sc-block.g3{--sc-a:#d5780c;--sc-b:#c9405a;--sc-soft:#fffaf3;--sc-line:#f6e6d2}
.sc-block+.sc-block{margin-top:16px}
.sc-g{display:flex;align-items:center;gap:6px;margin:0 0 7px;font-size:12.5px;font-weight:600;color:var(--sc-a)}
.sc-g::before{content:"";width:3px;height:12px;border-radius:2px;background:linear-gradient(var(--sc-a),var(--sc-b))}
/* 四列固定宽度：图标 36 / 名称 108 / 输入框自适应 / 按钮 44，保证所有卡片对齐 */
.sc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(336px,1fr));gap:8px}
.sc-card{display:grid;grid-template-columns:36px 108px 1fr 44px;align-items:center;gap:9px;margin:0;padding:6px 7px;border:1px solid var(--sc-line);border-radius:10px;background:var(--sc-soft);transition:border-color .15s ease,background .15s ease,box-shadow .15s ease}
.sc-card:hover,.sc-card:focus-within{border-color:var(--c,var(--sc-a));background:#fff;box-shadow:0 4px 14px rgba(30,60,110,.08)}
.sc-logo{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;background:#fff;border:1px solid rgba(20,40,80,.07);box-shadow:0 1px 3px rgba(20,40,80,.06)}
.sc-logo img{display:block;width:26px;height:26px;object-fit:contain}
.sc-card b{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sc-q{width:100%;min-width:0;height:34px;padding:0 9px;border:1px solid #d4dcea;border-radius:8px;background:#fff;color:var(--ink);font:13.5px var(--font)}
.sc-q:focus{outline:none;border-color:var(--c,var(--sc-a));box-shadow:0 0 0 2px rgba(23,105,210,.11)}
.sc-go{width:44px;height:34px;padding:0;border:0;border-radius:8px;background:var(--c,var(--sc-a));color:#fff;font:600 13px var(--font);cursor:pointer;transition:filter .15s ease}
.sc-go:hover{filter:brightness(.9)}
/* 链接型卡片（优惠券）：无输入框，整卡可点 */
.sc-card.sc-coupon{border-style:dashed;background:linear-gradient(90deg,#fff7f2,#fffdf9);cursor:pointer;text-decoration:none}
.sc-card.sc-coupon:hover{border-style:solid;box-shadow:0 4px 14px rgba(255,77,46,.14);transform:translateY(-1px)}
.sc-coupon .sc-cnote{font-size:12.5px;color:var(--muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.sc-coupon .sc-go{display:grid;place-items:center;background:var(--c,#ff4d2e);color:#fff;font:600 13px var(--font);text-decoration:none}
@media (max-width:700px){.sc-coupon .sc-cnote{display:none}}
@media (max-width:700px){.sc-grid{grid-template-columns:1fr}.sc-card{grid-template-columns:36px 92px 1fr 44px}}
.kw-note{margin:22px 0 0;background:#fdfefe;border:1px dashed #d4dcea;border-radius:14px;padding:13px 18px;font-size:13px;color:var(--muted);line-height:1.7}
.channel-block{scroll-margin-top:18px;margin-top:34px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px;box-shadow:0 8px 26px rgba(38,64,102,.045)}
.channel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:2px}
.channel-grid a{display:flex;flex-direction:column;min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fafbff;color:var(--ink);text-decoration:none}
.channel-grid a:hover{border-color:var(--primary);background:var(--primary-soft)}
.channel-grid b{font-size:14.5px}.channel-grid span{font-size:12.5px;color:var(--muted)}
@media (max-width:860px){.quick-channels{grid-template-columns:repeat(5,minmax(0,1fr))}.quick-channels a{aspect-ratio:auto;min-height:76px}}
@media (max-width:800px){.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:430px){.channel-grid{grid-template-columns:1fr}}

/* 最新更新横向区 */
.latest{margin:22px 0 4px}
.latest-card{display:flex;align-items:center;gap:16px;padding:16px 20px;border:1px solid #ecd9bd;border-radius:16px;background:#fffaf1;color:var(--ink);text-decoration:none;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}
.latest-card:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(150,90,20,.12);border-color:#e0bd8d;color:var(--ink)}
.lc-ico{display:grid;place-items:center;flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:#f5e7d2;color:#8a5a2b;font-size:22px;font-weight:800}
.lc-txt{display:flex;flex-direction:column;gap:3px;min-width:0}
.lc-txt b{font-size:16.5px}
.lc-txt small{color:var(--muted);font-size:13.5px;line-height:1.6}
.lc-badge{margin-left:auto;flex:0 0 auto;font-size:12px;font-weight:700;color:#98500b;background:#ffe9d6;border-radius:999px;padding:3px 10px}
.lc-go{flex:0 0 auto;color:#8a5a2b;font-weight:700;font-size:14px;white-space:nowrap}
@media (max-width:720px){.latest-card{align-items:flex-start}.lc-badge{display:none}.lc-go{margin-top:6px}}

/* 顶部导航 · 特色搜索下拉 */
.nav-dd{position:relative}
.nav-dd-btn{display:inline-flex;align-items:center;gap:6px;border:0;background:none;font:inherit;font-size:15px;font-weight:560;color:#374257;padding:9px 1px;cursor:pointer;border-bottom:2px solid transparent}
.nav-dd-btn::after{content:"";width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .15s ease}
.nav-dd:hover .nav-dd-btn,.nav-dd.open .nav-dd-btn,.nav-dd:focus-within .nav-dd-btn{color:var(--primary)}
.nav-dd:hover .nav-dd-btn::after,.nav-dd.open .nav-dd-btn::after,.nav-dd:focus-within .nav-dd-btn::after{transform:rotate(225deg) translateY(-1px)}
.nav-dd-menu{position:absolute;right:0;top:100%;z-index:60;display:none;grid-template-columns:repeat(2,minmax(150px,1fr));gap:1px 14px;min-width:340px;padding:12px 16px;margin-top:6px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 40px rgba(20,40,80,.14)}
.nav-dd:hover .nav-dd-menu,.nav-dd.open .nav-dd-menu,.nav-dd:focus-within .nav-dd-menu{display:grid}
.nav-dd-menu a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 8px;font-size:14.5px;border-bottom:0;border-radius:8px;color:#374257;white-space:nowrap}
.nav-dd-menu a:hover{background:var(--primary-soft);color:var(--primary)}
.nav-dd-menu .tag-new{font-size:11px;line-height:1;padding:2px 6px;border-radius:999px;background:#ffe9d6;color:#98500b;font-weight:700}
@media (max-width:760px){
.nav-dd{width:100%}
.nav-dd-btn{width:100%;justify-content:flex-start;padding:9px 1px}
.nav-dd-menu{position:static;display:grid;grid-template-columns:1fr 1fr;min-width:0;margin:2px 0 8px;padding:8px 10px;box-shadow:none;border-radius:12px;background:#f7fafd}
.nav-open .nav-dd-menu{display:grid}
}

/* 频道页统一推广位（照搬首页 .entry-card 工具卡彩色渐变样式：intro=蓝青 / latest=紫粉） */
.promo-duo{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0 6px}
.promo-card{position:relative;display:flex;align-items:center;gap:14px;min-width:0;padding:15px 18px;border-radius:16px;
  color:#fff;text-decoration:none;text-align:left;overflow:hidden;isolation:isolate;
  box-shadow:0 10px 26px rgba(24,60,120,.16);transition:transform .18s ease,box-shadow .18s ease}
.promo-card:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(24,60,120,.22);color:#fff;text-decoration:none}
.promo-card::before{content:"";position:absolute;z-index:-1;right:-62px;top:-72px;width:160px;height:160px;border-radius:50%;
  background:rgba(255,255,255,.11);transition:transform .25s ease}
.promo-card::after{content:"";position:absolute;z-index:-1;right:26px;bottom:-74px;width:112px;height:112px;border-radius:50%;
  background:rgba(255,255,255,.07)}
.promo-card:hover::before{transform:scale(1.18)}
.promo-intro{background:linear-gradient(115deg,#1769d2 0%,#0e9db0 60%,#079b91 100%)}
.promo-latest{background:linear-gradient(115deg,#7b3ff2 0%,#b13fd6 55%,#e0447c 100%)}
.promo-ico{display:grid;place-items:center;flex:0 0 auto;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.18);
  color:#fff;font-size:16px;font-weight:800;letter-spacing:-.02em;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28)}
.promo-txt{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1 1 auto}
.promo-txt b{color:#fff;font-size:16px;font-weight:800;letter-spacing:.01em;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.promo-desc{color:rgba(255,255,255,.85);font-size:12.5px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.promo-kicker{position:absolute;top:9px;right:12px;flex:0 0 auto;font-size:10.5px;font-weight:700;line-height:1.6;border-radius:999px;padding:0 8px;white-space:nowrap;
  color:#fff;background:rgba(255,255,255,.18);box-shadow:inset 0 0 0 1px rgba(255,255,255,.24);pointer-events:none}
.promo-arr{margin-left:auto;flex:0 0 auto;font-size:26px;line-height:1;color:#fff;opacity:.85;transition:transform .18s ease}
.promo-card:hover .promo-arr{transform:translateX(4px)}
@media (max-width:760px){.promo-duo{grid-template-columns:1fr}}

/* Letter-badge fallback for sites without a local favicon */
.sc-logo.sc-letter{color:#fff;font-weight:700;font-size:16px;font-family:Arial,Helvetica,sans-serif;border:none}