:root{
  --navy:#061a35; --navy2:#0e2d55; --navy3:#16477f; --gold:#c8a24a; --gold2:#e6c877;
  --bg:#f4f6fa; --card:#fff; --line:#e2e7f0; --txt:#1d2733; --sub:#5d6b7d;
  --ok:#1f9d55; --warn:#c0392b; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:"Microsoft YaHei","PingFang SC",-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--txt);line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:var(--navy2);text-decoration:none}
img{max-width:100%}
.hidden{display:none!important}

header.top{background:linear-gradient(120deg,var(--navy),var(--navy2));color:#fff;
  padding:14px 22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;box-shadow:0 2px 10px rgba(0,0,0,.15);position:sticky;top:0;z-index:50}
header.top>div:not(.spacer){min-width:0}
header.top .t1,header.top .t2{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(max-width:760px){
  header.top{padding:10px 12px;gap:10px;align-items:center}
  header.top .logo{height:38px;width:38px;padding:3px}
  header.top .t1{font-size:16px}
  header.top .t2{display:none}
  header.top .spacer{display:none}
  header.top a.navlink{margin-left:0;margin-right:4px;padding:5px 8px;font-size:13px}
  main{padding:16px 12px 50px}
}
header.top .logo{height:46px;width:46px;object-fit:contain;background:#fff;border-radius:50%;padding:4px;box-shadow:0 2px 8px rgba(0,0,0,.28);flex:0 0 auto}
header.top .t1{font-size:19px;font-weight:700;letter-spacing:.5px}
header.top .t2{font-size:12.5px;opacity:.85}
header.top .spacer{flex:1}
header.top a.navlink{color:#fff;opacity:.9;font-size:14px;margin-left:16px;padding:6px 10px;border-radius:8px}
header.top a.navlink:hover{background:rgba(255,255,255,.14);opacity:1}
.goldbar{height:3px;background:linear-gradient(90deg,var(--gold),var(--gold2),var(--gold))}

main{max-width:1180px;margin:0 auto;padding:22px 18px 60px}
.hero{background:var(--card);border-radius:var(--radius);padding:30px;box-shadow:0 6px 24px rgba(13,43,82,.08);
  display:flex;gap:26px;align-items:center;flex-wrap:wrap;border-left:6px solid var(--gold)}
.hero .school{height:64px}
.hero h1{margin:0 0 6px;font-size:27px}
.hero .meta{color:var(--sub);font-size:14px;margin-top:2px}
.hero .badge{margin-left:auto;text-align:right;color:var(--sub);font-size:13px}
.hero .badge b{color:var(--navy);font-size:15px}

/* ============ 政府网站风格 · 栏目标题栏 (v2.1) ============ */
h2.sec{position:relative;display:flex;align-items:center;gap:10px;
  font-size:18.5px;font-weight:700;color:var(--navy);letter-spacing:.5px;
  margin:34px 0 16px;padding:0 0 11px;border-bottom:1px solid var(--line)}
h2.sec::before{content:"";flex:0 0 auto;width:5px;height:19px;border-radius:2px;
  background:linear-gradient(180deg,var(--navy2),var(--navy3))}
h2.sec::after{content:"";position:absolute;left:0;bottom:-1px;height:3px;width:74px;
  background:linear-gradient(90deg,var(--gold),var(--gold2))}
h2.sec .more{margin-left:auto;font-size:13px;font-weight:400;color:var(--sub);white-space:nowrap;transition:.15s}
h2.sec .more:hover{color:var(--navy2)}

/* 板块分割线：细线 + 中央金色菱形（政府网站式） */
.sep{position:relative;height:1px;margin:32px 0;
  background:linear-gradient(90deg,transparent 0,var(--line) 14%,var(--line) 86%,transparent 100%)}
.sep::before{content:"";position:absolute;left:50%;top:-3.5px;width:8px;height:8px;
  transform:translateX(-50%) rotate(45deg);background:var(--gold2);box-shadow:0 0 0 4px var(--bg)}

/* 政务式信息条（可选用于门户） */
.govstrip{background:#eef2f8;border:1px solid var(--line);border-bottom:none;
  border-radius:10px 10px 0 0;padding:8px 16px;font-size:12.5px;color:var(--sub);
  display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.govstrip b{color:var(--navy)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:0 4px 16px rgba(13,43,82,.07);
  cursor:pointer;transition:.18s;border:1px solid var(--line)}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(13,43,82,.14);border-color:var(--gold2)}
.card .ch-no{display:inline-block;background:var(--navy);color:#fff;border-radius:8px;padding:2px 10px;font-size:12.5px;margin-bottom:8px}
.card h3{margin:4px 0 6px;font-size:19px}
.card p{margin:0;color:var(--sub);font-size:13.5px}
.card .enter{margin-top:12px;color:var(--navy2);font-weight:600;font-size:13.5px}

.tabs{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 18px;border-bottom:1px solid var(--line);padding-bottom:10px}
.tabs button{background:#fff;border:1px solid var(--line);color:var(--sub);padding:8px 16px;border-radius:10px;
  cursor:pointer;font-size:14.5px;font-family:inherit;transition:.15s}
.tabs button:hover{border-color:var(--gold2)}
.tabs button.on{background:var(--navy);color:#fff;border-color:var(--navy);font-weight:600}

.panel{background:var(--card);border-radius:var(--radius);padding:22px;box-shadow:0 4px 16px rgba(13,43,82,.07);border:1px solid var(--line)}
.panel h4{margin:20px 0 8px;color:var(--navy);font-size:16.5px;border-bottom:1px dashed var(--line);padding-bottom:6px}
.panel h4:first-child{margin-top:0}
.panel p{margin:8px 0}
.panel .sec-lead{font-size:19px;font-weight:700;color:var(--navy);margin:22px 0 10px;padding:8px 0 8px 12px;border-left:4px solid var(--gold)}
.panel .sec-lead:first-child{margin-top:0}

table{width:100%;border-collapse:collapse;margin:12px 0;font-size:13.5px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:#eef2f8;color:var(--navy);font-weight:700}
tr:nth-child(even) td{background:#fafcff}

.graphwrap{position:relative;background:#fbfcfe;border:1px solid var(--line);border-radius:12px;overflow:hidden}
svg.graph{width:100%;height:580px;display:block;cursor:grab;background:radial-gradient(circle at 50% 45%,#ffffff 0%,#f3f6fb 100%)}
svg.graph text{font-size:11px;fill:#1c2836;pointer-events:none;user-select:none;paint-order:stroke;stroke:#fbfcfe;stroke-width:3px;stroke-linejoin:round}
svg.graph text.elabel{font-size:9.5px;fill:#5d6b7d;stroke-width:2.5px;opacity:0}
svg.graph text.elabel.on{opacity:1}
svg.graph path.hull{fill-opacity:.10;stroke-opacity:.38;stroke-dasharray:5 5;stroke-width:1.2}
svg.graph g.gnode.dim{opacity:.15}
svg.graph g.gnode.hit circle{stroke:var(--gold);stroke-width:3}
.graph-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.graph-tools input{flex:1;min-width:170px;border:1px solid var(--line);border-radius:10px;padding:7px 11px;font-family:inherit;font-size:13.5px;outline:none}
.graph-tools input:focus{border-color:var(--gold)}
.graph-tools .btn{padding:7px 12px;font-size:13px}
.graph-tools .count{font-size:12.5px;color:var(--sub)}
.cl-legend{display:flex;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--sub);margin-top:8px}
.cl-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:middle;opacity:.75}
.graph-legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--sub);margin-top:10px}
.graph-legend i{display:inline-block;width:11px;height:11px;border-radius:50%;margin-right:5px;vertical-align:middle}
.graph-tip{font-size:13px;color:var(--sub);margin-top:8px}
.nodeinfo{position:absolute;right:12px;top:12px;width:270px;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:14px;box-shadow:0 6px 20px rgba(13,43,82,.13);font-size:13px;max-height:80%;overflow:auto}
.nodeinfo h5{margin:0 0 8px;color:var(--navy);font-size:15px}
.nodeinfo ul{margin:6px 0 0;padding-left:18px}

.chat{display:flex;flex-direction:column;gap:12px}
.chatlog{min-height:280px;max-height:52vh;overflow:auto;display:flex;flex-direction:column;gap:12px;padding:6px}
.msg{max-width:82%;padding:11px 15px;border-radius:14px;font-size:14.5px;white-space:pre-wrap;word-break:break-word}
.msg.me{align-self:flex-end;background:var(--navy);color:#fff;border-bottom-right-radius:4px}
.msg.ai{align-self:flex-start;background:#eef2f8;border-bottom-left-radius:4px}
.msg.ai .refs{margin-top:10px;padding-top:8px;border-top:1px dashed #c9d4e4;font-size:12.5px;color:var(--sub)}
.msg.ai .refs span{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:8px;padding:2px 8px;margin:3px 5px 0 0}
.chatbar{display:flex;gap:8px;align-items:flex-end}
.chatbar textarea{flex:1;resize:vertical;min-height:46px;max-height:120px;border:1px solid var(--line);
  border-radius:12px;padding:10px 12px;font-family:inherit;font-size:14.5px;outline:none}
.chatbar textarea:focus{border-color:var(--gold)}
.btn{background:var(--navy);color:#fff;border:none;border-radius:12px;padding:11px 18px;font-size:14.5px;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--navy2)}
.btn.ghost{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn.mic{min-width:48px;font-size:18px;padding:11px 12px}
.btn.mic.rec{background:var(--warn);animation:pulse 1.1s infinite;font-size:13px;min-width:70px;font-weight:700;letter-spacing:.5px;padding:11px 10px}
.btn.gold{background:var(--gold);color:#3a2c05;font-weight:700}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.55}}
.quickq{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.quickq span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 13px;font-size:13px;cursor:pointer;color:var(--sub)}
.quickq span:hover{border-color:var(--gold);color:var(--navy)}

.q{border:1px solid var(--line);border-radius:12px;padding:15px;margin:12px 0;background:#fff}
.q .stem{font-weight:600;margin-bottom:8px}
.q .opt{display:block;margin:5px 0;padding:7px 11px;border-radius:9px;cursor:pointer;border:1px solid transparent}
.q .opt:hover{background:#f2f6fc}
.q .opt.sel{background:#eaf1fb;border-color:var(--navy2)}
.q .opt.right{background:#e7f7ee;border-color:var(--ok)}
.q .opt.wrong{background:#fdeaea;border-color:var(--warn)}
.q .exp{margin-top:10px;font-size:13.5px;background:#f7f9fc;border-radius:9px;padding:10px;color:var(--sub);display:none}
.q.revealed .exp{display:block}
.q .ans{font-weight:700;color:var(--navy)}
.tagbar{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.tagbar .tag{background:#eef2f8;border-radius:999px;padding:4px 12px;font-size:13px;cursor:pointer;color:var(--sub)}
.tagbar .tag.on{background:var(--navy);color:#fff}
.tagbar .tag .sc{opacity:.7;font-size:11.5px}

form .row{margin:10px 0}
form label{display:block;font-size:13.5px;color:var(--sub);margin-bottom:4px}
form input,form textarea,form select{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;
  font-family:inherit;font-size:14px;outline:none;background:#fff}
form input:focus,form textarea:focus{border-color:var(--gold)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:640px){.grid2{grid-template-columns:1fr}.hero{flex-direction:column;align-items:flex-start}.hero .badge{margin-left:0;text-align:left}
  h2.sec{font-size:16.5px;margin:26px 0 13px}h2.sec .more{font-size:12px}.sep{margin:24px 0}}

.notice{background:#fff8e6;border:1px solid #f0dcae;border-radius:12px;padding:14px 16px;margin:14px 0;font-size:14px}
.notice b{color:#8a6d1d}
.foot{position:relative;text-align:center;color:var(--sub);font-size:12.5px;margin-top:46px;padding-top:24px;line-height:1.9;border-top:1px solid var(--line)}
.foot::before{content:"";position:absolute;left:0;top:-1px;height:3px;width:120px;background:linear-gradient(90deg,var(--gold),var(--gold2))}
.pill{display:inline-block;background:#eef2f8;color:var(--navy2);border-radius:999px;padding:2px 10px;font-size:12px;margin:2px 4px 2px 0}
.crumb{color:var(--sub);font-size:13.5px;margin-bottom:10px}
.crumb a{color:var(--navy2)}
.loading{color:var(--sub);padding:20px;text-align:center}
.ok-msg{color:var(--ok);font-size:14px;margin-top:10px}
.err-msg{color:var(--warn);font-size:14px;margin-top:10px}

/* ============ 校级门户 (v2.0) ============ */
.portal-hero{background:linear-gradient(120deg,var(--navy) 0%,var(--navy2) 62%,var(--navy3) 100%);color:#fff;
  border-radius:var(--radius);padding:34px 32px;display:flex;gap:24px;align-items:center;flex-wrap:wrap;
  box-shadow:0 10px 30px rgba(6,26,53,.28);position:relative;overflow:hidden}
.portal-hero::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,162,74,.30),transparent 70%)}
.portal-hero .ph-badge{height:78px;width:78px;object-fit:contain;background:#fff;border-radius:50%;padding:6px;flex:0 0 auto;box-shadow:0 6px 18px rgba(0,0,0,.3)}
.portal-hero .ph-txt{flex:1;min-width:260px;position:relative;z-index:1}
.portal-hero h1{margin:0 0 6px;font-size:30px;letter-spacing:1px}
.portal-hero .ph-sub{font-size:14px;opacity:.9;margin-bottom:8px}
.portal-hero p{margin:0;font-size:14px;opacity:.86;max-width:62ch;line-height:1.8}
.portal-hero .ph-school{height:96px;border-radius:10px;object-fit:cover;opacity:.92;box-shadow:0 6px 18px rgba(0,0,0,.25);position:relative;z-index:1}
.portal-hero .ph-badgebox{margin-left:auto;text-align:right;font-size:13px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  border-radius:12px;padding:12px 16px;min-width:200px;position:relative;z-index:1}
.statrow{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:18px 0 4px}
.statrow .stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-align:center;box-shadow:0 3px 12px rgba(13,43,82,.05)}
.statrow .stat b{display:block;font-size:21px;color:var(--navy);line-height:1.3}
.statrow .stat span{font-size:12.5px;color:var(--sub)}
.mods{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px}
.modcard{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;
  box-shadow:0 4px 16px rgba(13,43,82,.07);transition:.18s;cursor:pointer}
.modcard:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(13,43,82,.15);border-color:var(--gold2)}
.modcard.dim{cursor:default;opacity:.72}
.modcard.dim:hover{transform:none;box-shadow:0 4px 16px rgba(13,43,82,.07);border-color:var(--line)}
.modcard .mi{font-size:30px;line-height:1;flex:0 0 auto;background:#eef2f8;border-radius:12px;width:54px;height:54px;display:flex;align-items:center;justify-content:center}
.modcard .mb{flex:1;min-width:0}
.modcard .mtop{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.modcard .mname{font-size:16.5px;font-weight:700;color:var(--navy)}
.modcard .mmeta{font-size:12.5px;color:var(--sub);margin:2px 0 6px}
.modcard p{margin:0;font-size:13.5px;color:var(--txt);line-height:1.7}
.modcard .mtags{margin-top:9px;display:flex;gap:6px;flex-wrap:wrap}
.modcard .mtags span{background:#eef2f8;color:var(--navy2);border-radius:999px;padding:2px 10px;font-size:12px}
.pill.on{background:#e7f7ee;color:var(--ok);border:1px solid #bfe6cf}
.chipbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.chipbar .chip{background:#eef2f8;color:var(--sub);border-radius:999px;padding:5px 14px;font-size:13px;cursor:pointer;border:1px solid transparent}
.chipbar .chip:hover{border-color:var(--gold2)}
.chipbar .chip.on{background:var(--navy);color:#fff}
.ai-hero{background:linear-gradient(120deg,#0b2340 0%,#16477f 100%)}
@media(max-width:640px){.portal-hero{padding:22px}.portal-hero h1{font-size:23px}.portal-hero .ph-school{display:none}.portal-hero .ph-badgebox{margin-left:0;text-align:left;width:100%}.mods{grid-template-columns:1fr}}

/* ---------- 加载反馈 + 点击反馈（v2.3） ---------- */
#pagebar{position:fixed;left:0;top:0;height:3px;width:100%;z-index:9999;pointer-events:none;opacity:0;transition:opacity .28s ease}
#pagebar.on,#pagebar.done{opacity:1}
#pagebar::before{content:"";display:block;height:100%;width:38%;border-radius:0 3px 3px 0;background:linear-gradient(90deg,rgba(200,162,74,0),var(--gold2),var(--gold))}
#pagebar.on::before{animation:slidebar 1.05s cubic-bezier(.45,.05,.55,.95) infinite}
#pagebar.done::before{animation:none;width:100%;transition:width .2s ease-out}
@keyframes slidebar{0%{margin-left:-40%}100%{margin-left:100%}}

.loadingbox{max-width:1080px;margin:34px auto;padding:42px 20px;text-align:center;color:var(--sub);background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 6px 18px rgba(6,26,53,.06)}
.loadingbox.errbox{border-color:#e4bdb6}
.spin{width:34px;height:34px;margin:0 auto 14px;border:3px solid rgba(6,26,53,.12);border-top-color:var(--navy2);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loadingbox .ltxt{font-size:14.5px}
.lbar{height:4px;max-width:280px;margin:16px auto 0;background:rgba(6,26,53,.08);border-radius:4px;overflow:hidden}
.lbar i{display:block;height:100%;width:38%;border-radius:4px;background:linear-gradient(90deg,var(--navy2),var(--gold));animation:slideline 1.1s cubic-bezier(.45,.05,.55,.95) infinite}
@keyframes slideline{0%{transform:translateX(-110%)}100%{transform:translateX(280%)}}

.skels{max-width:1080px;margin:0 auto;display:grid;gap:14px}
.skel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.sk-l{height:14px;border-radius:6px;margin-bottom:10px;background:linear-gradient(90deg,rgba(6,26,53,.06),rgba(6,26,53,.14),rgba(6,26,53,.06));background-size:200% 100%;animation:shimmer 1.2s linear infinite}
.sk-l.sm{height:10px;width:62%}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* 点击/按压反馈 */
.btn,.chip,.tag,.modcard,.navlink{transition:transform .08s ease,box-shadow .16s ease,background .16s ease,opacity .16s ease}
.btn:active,.chip:active,.tag:active{transform:translateY(1px) scale(.985)}
.modcard:active{transform:scale(.996)}
.navlink:active,.more:active,.foot a:active{opacity:.62}

/* ---------- 账号 / 登录（v2.4） ---------- */
.authbox{display:flex;align-items:center;gap:10px;margin-left:10px;padding-left:12px;border-left:1px solid rgba(255,255,255,.22)}
.authuser{color:#fff;font-size:14px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.authtag{font-style:normal;font-size:11.5px;padding:1px 7px;border-radius:999px;background:rgba(200,162,74,.22);border:1px solid rgba(230,200,119,.55);color:var(--gold2)}
.authbtn{background:var(--gold);color:#3a2c05 !important;font-weight:700;padding:6px 14px;border-radius:999px}
.authbtn:hover{background:var(--gold2)}
.tabs2{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:16px}
.tabs2 span{padding:9px 16px;cursor:pointer;font-size:15px;color:var(--sub);border-bottom:2px solid transparent;transition:color .15s,border-color .15s}
.tabs2 span.on{color:var(--navy);font-weight:700;border-bottom-color:var(--gold)}
.tabs2 span:hover{color:var(--navy2)}
.accountbox{background:#f7f9fc;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.row label.inline{display:inline-flex;align-items:center;gap:8px;font-weight:400}
@media (max-width:700px){
  .authbox{margin-left:0;padding-left:0;border-left:0;gap:8px}
  .authuser{font-size:13px}
}

/* ---------- 可交互元素“一圈标识”（v2.8）：让能点/能打字的区域一眼可见 ---------- */
:root{ --ring:rgba(6,26,53,.34); --ring-soft:rgba(6,26,53,.18); --ring-light:rgba(255,255,255,.5); }

/* 1) 输入区：更实的边框 + 轻微内阴影，焦点再加金色光圈 */
input:not([type=checkbox]):not([type=radio]):not([type=file]),
textarea, select, .chatbar textarea, .graph-tools input{
  border-color:var(--ring) !important;
  box-shadow:inset 0 0 0 1px rgba(6,26,53,.05), 0 1px 2px rgba(6,26,53,.05);
  outline:1.5px solid var(--ring-soft) !important; outline-offset:2px !important;
}
input:not([type=checkbox]):not([type=radio]):not([type=file]):focus,
textarea:focus, select:focus, .chatbar textarea:focus, .graph-tools input:focus{
  outline:3px solid rgba(200,162,74,.5) !important; outline-offset:1px !important;
  border-color:var(--gold) !important;
}
/* 文件选择 / 复选 / 单选 也描一圈 */
input[type=file]{ outline:1.5px dashed var(--ring); outline-offset:3px; border-radius:10px; background:#f8fafd; padding:8px }
input[type=checkbox],input[type=radio]{ outline:1.5px solid var(--ring); outline-offset:2px; border-radius:4px }

/* 2) 按钮 / 胶囊标签 / 卡片 / 导航：外圈标识 */
.btn{ outline:1.5px solid var(--ring); outline-offset:2px }
.btn.ghost,.btn.gold,.btn.mic{ outline-color:var(--ring) }
.chipbar .chip,.tagbar .tag,.tabs2 span,.quickq span{ outline:1.5px solid var(--ring-soft); outline-offset:2px }
.chipbar .chip.on,.tagbar .tag.on,.tabs2 span.on{ outline-color:var(--ring) }
.modcard{ outline:1.5px solid var(--ring); outline-offset:2px }
.modcard.dim{ outline-style:dashed; outline-color:var(--ring-soft) }
.more{ outline:1.5px solid var(--ring-soft); outline-offset:3px; border-radius:8px; padding:1px 6px }
.navlink{ outline:1.5px dashed var(--ring-light); outline-offset:3px; border-radius:8px }
.authbtn{ outline-style:solid }

/* 3) 兜底：任何带 onclick / role=button 的可点元素都描一圈虚线 */
[onclick]:not(.btn):not(.chip):not(.tag):not(.modcard):not(.navlink):not(.tabs2 span){
  outline:1.5px dashed var(--ring-soft); outline-offset:2px; border-radius:8px;
}
.crumb a,.foot a,.panel a:not(.btn),.notice a{ outline:1.5px dashed var(--ring-soft); outline-offset:2px; border-radius:6px; padding:0 2px }

/* 4) 键盘导航：金色大光圈 */
:focus-visible{ outline:3px solid var(--gold) !important; outline-offset:2px !important }

/* 5) 触屏：保证主要控件有足够大的“判定区” */
@media (max-width:820px),(pointer:coarse){
  .btn{ min-height:44px }
  .chipbar .chip,.tagbar .tag{ min-height:34px; display:inline-flex; align-items:center }
  .navlink{ min-height:38px; display:inline-flex; align-items:center }
  .quickq span{ min-height:34px; display:inline-flex; align-items:center }
}