:root{
  --bg:#070b16; --bg2:#0c1322;
  --panel:rgba(255,255,255,.045);
  --panel-solid:#101a30;
  --ink:#e8eefb; --muted:#90a4c8;
  --cyan:#22d3ee; --cyan-d:#0891b2; --violet:#8b5cf6; --teal:#2dd4bf;
  --line:rgba(120,170,220,.18);
  --green:#34d399; --orange:#fbbf24; --red:#f87171; --gray:#64748b; --purple:#a78bfa;
  --rail:linear-gradient(90deg,var(--cyan),var(--violet));
  --mono:"JetBrains Mono","Fira Code",Consolas,monospace;
}
*{box-sizing:border-box;}
body{
  margin:0;background:
    radial-gradient(1200px 600px at 80% -10%,rgba(34,211,238,.10),transparent 60%),
    radial-gradient(900px 500px at -10% 20%,rgba(139,92,246,.10),transparent 55%),
    var(--bg);
  background-attachment:fixed;
  color:var(--ink);line-height:1.75;
  font-family:"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  font-size:16px;
}
/* 细网格背景 */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(120,170,220,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,170,220,.05) 1px,transparent 1px);
  background-size:42px 42px;
  mask-image:radial-gradient(circle at 50% 30%,#000 30%,transparent 80%);
}

/* ===== 通用容器（PC 放大） ===== */
#setup{max-width:980px;margin:0 auto;padding:34px 22px 70px;}
#setup h1{text-align:center;font-size:30px;letter-spacing:3px;margin:8px 0 6px;
  background:var(--rail);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-weight:800;}
#setup .sub{text-align:center;color:var(--muted);font-size:14.5px;margin:0 0 22px;
  letter-spacing:.5px;}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;
  padding:18px 20px;margin:18px 0;backdrop-filter:blur(8px);
  box-shadow:0 8px 30px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.04);}
.card-t{font-size:16px;color:var(--cyan);font-weight:700;margin-bottom:14px;
  letter-spacing:1px;display:flex;align-items:center;gap:8px;}
.card-t::before{content:"";width:6px;height:18px;border-radius:3px;background:var(--rail);
  box-shadow:0 0 12px var(--cyan);}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px;}
label{display:block;font-size:13.5px;color:var(--muted);margin:8px 0;}
label input,label textarea{width:100%;margin-top:6px;padding:11px 13px;border:1px solid var(--line);
  border-radius:10px;font-size:15px;font-family:inherit;background:rgba(7,11,22,.6);
  color:var(--ink);transition:.15s;}
label input:focus,label textarea:focus{outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(34,211,238,.15);}
label textarea{resize:vertical;}

/* ===== 上传区 ===== */
.uploads{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.up{border:2px dashed var(--line);border-radius:14px;padding:22px 14px;text-align:center;cursor:pointer;
   transition:.18s;background:rgba(7,11,22,.4);position:relative;overflow:hidden;}
.up::after{content:"";position:absolute;inset:0;background:var(--rail);opacity:0;transition:.18s;}
.up:hover{border-color:var(--cyan);background:rgba(34,211,238,.06);
  box-shadow:0 0 22px rgba(34,211,238,.18);}
.up.drag{border-color:var(--violet);background:rgba(139,92,246,.12);
  box-shadow:0 0 28px rgba(139,92,246,.35);transform:scale(1.01);}
.up-ic{font-size:32px;filter:drop-shadow(0 0 8px rgba(34,211,238,.5));}
.up b{display:block;color:var(--ink);margin:8px 0 4px;font-size:16px;letter-spacing:.5px;}
.up span{font-size:12.5px;color:var(--muted);}
.up.has{border-color:var(--teal);background:rgba(45,212,191,.08);}
.up.has b::after{content:" ✓";color:var(--teal);}
.filelist{margin-top:14px;font-size:13px;color:var(--muted);
  font-family:var(--mono);display:flex;flex-direction:column;gap:5px;}
.file-row{display:flex;align-items:center;gap:8px;padding:7px 8px 7px 12px;
  border:1px solid var(--line);border-radius:8px;
  background:rgba(7,11,22,.4);transition:.15s;}
.file-row:hover{border-color:rgba(120,170,220,.35);background:rgba(34,211,238,.05);}
.file-row .file-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  color:var(--ink);}
.file-row .file-name b{color:var(--cyan);font-weight:700;margin-right:2px;}
.file-row .file-size{color:var(--gray);font-size:12px;margin-left:2px;}
.file-del{flex:none;width:24px;height:24px;border-radius:50%;
  border:1px solid rgba(248,113,113,.45);background:rgba(248,113,113,.10);
  color:var(--red);font-size:17px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;
  font-family:inherit;font-weight:700;transition:.15s;}
.file-del:hover{background:var(--red);color:#fff;border-color:var(--red);
  box-shadow:0 0 12px rgba(248,113,113,.55);transform:scale(1.08);}

/* ===== 主按钮 ===== */
.gen{display:block;width:100%;margin:22px 0 8px;padding:16px;border:0;border-radius:12px;
  background:var(--rail);background-size:200% 200%;color:#06121f;font-size:17px;font-weight:800;
  letter-spacing:2px;cursor:pointer;font-family:inherit;
  box-shadow:0 10px 30px rgba(34,211,238,.25);transition:.2s;}
.gen:hover{background-position:100% 0;box-shadow:0 12px 36px rgba(139,92,246,.35);}
.gen:disabled{background:#33415c;color:#9fb0cc;cursor:wait;box-shadow:none;}
.progress{font-size:14px;color:var(--cyan);min-height:24px;text-align:center;white-space:pre-line;
  font-family:var(--mono);letter-spacing:.3px;}

/* ===== 报告页（复用视觉 + 科技化） ===== */
#reportPage{max-width:760px;margin:0 auto;}
.toolbar{max-width:760px;margin:18px auto;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.toolbar button{padding:12px 22px;border:0;border-radius:10px;background:var(--rail);color:#06121f;
  font-size:15px;cursor:pointer;font-family:inherit;font-weight:700;
  box-shadow:0 6px 20px rgba(34,211,238,.22);transition:.15s;}
.toolbar button:hover{filter:brightness(1.08);}
.toolbar button.alt{background:transparent;color:var(--cyan);border:1px solid var(--cyan);box-shadow:none;}
#capture-area{width:100%;max-width:720px;margin:0 auto;background:var(--bg2);
  padding:28px 26px 40px;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 10px 40px rgba(0,0,0,.5);}
.hdr{text-align:center;margin-bottom:8px;}
.hdr h1{font-size:24px;color:var(--cyan);margin:0;letter-spacing:2px;
  text-shadow:0 0 18px rgba(34,211,238,.4);}
.hdr .t{font-size:13px;color:var(--muted);margin-top:6px;font-family:var(--mono);}
.sec-t{font-size:18px;color:var(--cyan);font-weight:700;margin:22px 0 10px;
  letter-spacing:1px;display:flex;align-items:center;gap:8px;}
.sec-t::before{content:"";width:6px;height:20px;border-radius:3px;background:var(--rail);
  box-shadow:0 0 10px var(--cyan);}
.idcard{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:14px;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;}
.idcard b{color:var(--cyan);}
.idcard .bg{width:100%;color:var(--muted);font-size:13px;margin-top:6px;}
.overview{font-size:15px;text-align:justify;background:var(--panel);border-radius:12px;padding:14px 16px;
  border:1px solid var(--line);}
.scorebar{display:flex;align-items:baseline;gap:10px;margin:12px 0;}
.scorebar .big{font-size:36px;font-weight:800;color:var(--cyan);font-family:var(--mono);
  text-shadow:0 0 16px rgba(34,211,238,.4);}
.scorebar .of{color:var(--muted);font-size:15px;}
.bbar{height:10px;background:rgba(255,255,255,.07);border-radius:6px;overflow:hidden;margin:8px 0 4px;}
.bbar i{display:block;height:100%;background:var(--rail);box-shadow:0 0 12px var(--cyan);}
.secrow{display:flex;justify-content:space-between;font-size:14px;padding:5px 0;border-bottom:1px dashed var(--line);}
.secrow span:last-child{color:var(--cyan);font-weight:600;font-family:var(--mono);}
.q{border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:0 12px 12px 0;
  padding:12px 16px;margin:12px 0;background:var(--panel);}
.q .top{display:flex;justify-content:space-between;align-items:center;font-size:14px;}
.q .qid{font-weight:700;color:var(--cyan);font-family:var(--mono);}
.tag{font-size:12px;padding:2px 10px;border-radius:10px;color:#06121f;font-weight:700;}
.t-correct{background:var(--green);} .t-partial{background:var(--orange);}
.t-wrong{background:var(--red);} .t-empty{background:var(--gray);}
.t-need_review{background:var(--purple);}
.q .meta{font-size:13px;color:var(--muted);margin:3px 0 8px;font-family:var(--mono);}
.q .blk{font-size:14px;margin:6px 0;text-align:justify;}
.q .blk b{color:var(--cyan);}
.kp{display:inline-block;font-size:12px;background:rgba(34,211,238,.12);color:var(--cyan);
  border:1px solid rgba(34,211,238,.3);border-radius:6px;padding:2px 9px;margin:3px 5px 0 0;
  font-family:var(--mono);}
.kpr{display:flex;align-items:center;gap:10px;font-size:14px;margin:8px 0;}
.kpr .n{width:110px;flex:none;color:var(--ink);}
.kpr .bar{flex:1;height:9px;background:rgba(255,255,255,.07);border-radius:5px;overflow:hidden;}
.kpr .bar i{display:block;height:100%;box-shadow:0 0 8px currentColor;}
.lv-master{background:var(--green);} .lv-weak{background:var(--red);} .lv-none{background:var(--gray);}
.kpr .lv{width:54px;text-align:right;font-size:13px;font-family:var(--mono);}
table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px;}
th,td{border:1px solid var(--line);padding:8px 9px;text-align:left;vertical-align:top;}
th{background:rgba(34,211,238,.1);color:var(--cyan);}
.sev-h{color:var(--red);font-weight:700;} .sev-m{color:var(--orange);} .sev-l{color:var(--muted);}
.rx{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:12px 0;background:var(--panel);}
.rx h4{margin:0 0 8px;font-size:15px;color:var(--cyan);}
.rx .g{font-size:14px;margin:5px 0;}
.rx ul{margin:5px 0;padding-left:20px;font-size:14px;}
.rx .meta{font-size:13px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap;margin-top:6px;
  font-family:var(--mono);}
.tea{border:1px solid rgba(139,92,246,.35);background:rgba(139,92,246,.07);border-radius:14px;
  padding:16px 18px;margin:16px 0;box-shadow:0 0 24px rgba(139,92,246,.12);}
.tea h3{margin:0 0 6px;color:var(--violet);font-size:17px;}
.tea .pos{font-size:14px;color:var(--muted);margin-bottom:8px;}
.tea ul{margin:8px 0;padding-left:20px;font-size:13.5px;}
.tea .match{font-size:13.5px;margin:5px 0;color:var(--ink);}
.tea .course{font-size:13.5px;color:var(--muted);margin-top:10px;border-top:1px dashed var(--line);padding-top:10px;}
.parent{font-size:15px;text-align:justify;background:var(--panel);border:1px solid var(--line);
  border-left:3px solid var(--violet);border-radius:0 12px 12px 0;padding:14px 16px;margin-top:10px;}
.foot{text-align:center;font-size:11.5px;color:var(--gray);margin:12px 0 36px;
  font-family:var(--mono);letter-spacing:.5px;}

/* ===== 访问口令门禁 ===== */
#gate{max-width:560px;margin:0 auto;padding:60px 22px;}
#gate h1{text-align:center;font-size:28px;letter-spacing:3px;margin:0 0 8px;
  background:var(--rail);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;}
#gate .sub{text-align:center;color:var(--muted);font-size:14px;margin:0 0 22px;}
.gate-card{max-width:380px;margin:18px auto;}
.gate-card label{font-size:14px;color:var(--muted);}
.gate-card input{background:rgba(7,11,22,.6);border:1px solid var(--line);color:var(--ink);
  font-size:16px;padding:12px 14px;border-radius:10px;width:100%;font-family:var(--mono);}
.gate-card input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.15);}
.gate-card .gen{margin-top:14px;}
.perr{color:var(--red);font-size:13.5px;margin-top:10px;min-height:18px;text-align:center;}

/* ===== 响应式：窄屏单列 ===== */
@media (max-width:680px){
  #setup,#reportPage,#gate{max-width:100%;}
  .grid2,.uploads{grid-template-columns:1fr;}
  #capture-area{border-radius:0;}
}