/* ============================================================
   成绩洞察 GradeLens — 暖纸学档 · 亮色分析工作台
   米白纸感 × 墨绿主色 × 衬线标题
   ============================================================ */
:root{
  --bg:#f3efe6;
  --bg-soft:#ece7d9;
  --panel:#fdfbf4;
  --panel-2:#f3efe2;
  --line:#e4ddc9;
  --line-2:#d3cbaf;
  --ink:#2e2c25;
  --ink-2:#6f6a5b;
  --ink-3:#a09a85;
  --acc:#0f8a6d;          /* 学档墨绿 */
  --acc-deep:#0b6b55;
  --amber:#a8721c;
  --violet:#7c5cd6;
  --rose:#c2505f;
  --blue:#2f7fc2;
  --excellent:#128a5e;
  --good:#2f7fc2;
  --pass:#a8721c;
  --fail:#c2505f;
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
  --mono:"JetBrains Mono",Consolas,"Courier New",monospace;
  --sans:"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,sans-serif;
  --shadow:0 6px 22px rgba(90,80,55,.10);
  --r:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  font-size:14px;
  overflow-x:hidden;
}
.hidden{display:none!important}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#d5cdb2;border-radius:6px;border:2px solid var(--bg)}
::-webkit-scrollbar-track{background:transparent}
::selection{background:rgba(15,138,109,.20)}

/* 坐标纸纹理背景 */
.gridpaper{
  background-image:
    linear-gradient(rgba(122,112,88,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(122,112,88,.07) 1px,transparent 1px);
  background-size:26px 26px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:7px;justify-content:center;
  border:1px solid var(--line-2);background:var(--panel);color:var(--ink);
  padding:8px 16px;border-radius:9px;cursor:pointer;font-size:13.5px;font-family:var(--sans);
  transition:.18s;white-space:nowrap;
}
.btn:hover{border-color:var(--acc);color:var(--acc)}
.btn-primary{
  background:linear-gradient(135deg,#17a585,#0b6b55);border-color:transparent;color:#f7f4ec;font-weight:700;
}
.btn-primary:hover{filter:brightness(1.06);color:#f7f4ec;box-shadow:0 4px 16px rgba(15,138,109,.30)}
.btn-danger{border-color:rgba(194,80,95,.45);color:var(--rose)}
.btn-danger:hover{background:rgba(194,80,95,.08);border-color:var(--rose);color:var(--rose)}
.btn-ghost{background:transparent}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.link-btn{background:none;border:none;color:var(--acc);cursor:pointer;font-size:12px;padding:0 4px}
.link-btn:hover{text-decoration:underline}
.ghost-ico{background:none;border:none;color:var(--ink-3);cursor:pointer;padding:5px;border-radius:7px;display:inline-flex}
.ghost-ico:hover{color:var(--ink);background:rgba(122,112,88,.12)}

/* ---------- 表单 ---------- */
.field{display:block;margin-bottom:14px}
.field>span{display:block;font-size:12.5px;color:var(--ink-2);margin-bottom:6px;letter-spacing:.5px}
input[type=text],input[type=password],input[type=number],select,textarea{
  width:100%;background:#fffdf7;border:1px solid var(--line-2);color:var(--ink);
  padding:9px 12px;border-radius:9px;font-size:13.5px;outline:none;font-family:var(--sans);
  transition:border-color .15s;
}
input:focus,select:focus{border-color:var(--acc)}
select{cursor:pointer;appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);background-position:calc(100% - 18px) 55%,calc(100% - 13px) 55%;background-size:5px 5px;background-repeat:no-repeat;padding-right:34px}
.hint{font-size:12px;color:var(--ink-3);margin-top:5px}

/* ============================================================
   登录页
   ============================================================ */
.login-wrap{display:flex;min-height:100vh}
.login-brand{
  flex:1.15;padding:64px 72px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;
  background:
    radial-gradient(700px 420px at 12% 8%,rgba(15,138,109,.10),transparent 60%),
    radial-gradient(620px 420px at 88% 92%,rgba(124,92,214,.08),transparent 60%),
    var(--bg);
}
.login-brand::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(122,112,88,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(122,112,88,.08) 1px,transparent 1px);
  background-size:30px 30px;pointer-events:none}
.brand-mark{width:54px;height:54px;border:1px solid var(--line-2);border-radius:14px;display:flex;align-items:center;justify-content:center;color:var(--acc);background:rgba(15,138,109,.08);margin-bottom:26px;position:relative;z-index:1}
.brand-title{font-family:var(--serif);font-size:52px;line-height:1.16;font-weight:900;letter-spacing:2px;margin-bottom:16px;position:relative;z-index:1}
.brand-title em{font-style:normal;font-size:24px;color:var(--acc);display:inline-block;margin-top:6px;font-family:var(--mono);letter-spacing:4px}
.brand-slogan{color:var(--ink-2);font-size:16px;margin-bottom:34px;letter-spacing:.5px}
.brand-points{list-style:none;display:flex;flex-direction:column;gap:13px;position:relative;z-index:1}
.brand-points li{color:var(--ink-2);font-size:13.5px;display:flex;gap:10px;align-items:center}
.brand-points li i{color:var(--acc);font-style:normal;font-size:11px}
.brand-foot{position:absolute;bottom:26px;left:72px;color:var(--ink-3);font-size:12px}
.login-panel{width:520px;display:flex;align-items:center;justify-content:center;padding:40px;border-left:1px solid var(--line);background:var(--bg-soft)}
.auth-card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:30px 30px 24px;box-shadow:var(--shadow)}
.auth-tabs{display:flex;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:4px;margin-bottom:24px}
.auth-tab{flex:1;padding:9px 0;border:none;background:transparent;color:var(--ink-2);border-radius:7px;cursor:pointer;font-size:14px;font-family:var(--sans);transition:.18s}
.auth-tab.active{background:#fffdf7;color:var(--acc);font-weight:700;box-shadow:inset 0 0 0 1px var(--line-2)}
.auth-links{display:flex;justify-content:space-between;margin-top:14px}
.auth-links a{color:var(--ink-3);font-size:12.5px;text-decoration:none}
.auth-links a:hover{color:var(--acc)}
.auth-tip{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line-2);color:var(--ink-3);font-size:12px;line-height:1.8}
.auth-tip b{color:var(--ink-2);font-family:var(--mono)}
@media (max-width:960px){.login-brand{display:none}.login-panel{width:100%}}

/* ============================================================
   应用骨架
   ============================================================ */
.app{display:flex;min-height:100vh}
.sidebar{
  width:236px;flex-shrink:0;background:var(--bg-soft);border-right:1px solid var(--line);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:width .22s ease;overflow:visible;
}
.side-logo{display:flex;align-items:center;gap:11px;padding:20px 18px 16px;border-bottom:1px solid var(--line);overflow:hidden;white-space:nowrap}
.logo-ico{width:34px;height:34px;flex-shrink:0;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--acc);background:rgba(15,138,109,.09);border:1px solid rgba(15,138,109,.28)}
.logo-txt{font-family:var(--serif);font-weight:700;font-size:17px;letter-spacing:1px;display:flex;flex-direction:column;line-height:1.15}
.logo-txt em{font-style:normal;font-family:var(--mono);font-size:9.5px;color:var(--ink-3);letter-spacing:2.5px}
.side-nav{flex:1;padding:12px 10px;display:flex;flex-direction:column;gap:3px;overflow-y:auto}
.side-item{
  display:flex;align-items:center;gap:11px;padding:9.5px 12px;border-radius:9px;border:none;background:transparent;
  color:var(--ink-2);cursor:pointer;font-size:13.5px;font-family:var(--sans);text-align:left;white-space:nowrap;
  transition:.15s;position:relative;width:100%;
}
.side-item svg{flex-shrink:0}
.side-item:hover{color:var(--ink);background:rgba(122,112,88,.10)}
.side-item.active{color:var(--acc);background:rgba(15,138,109,.09);font-weight:600}
.side-item.active::before{content:"";position:absolute;left:-10px;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--acc);box-shadow:0 0 8px rgba(15,138,109,.4)}
.side-foot{padding:10px;border-top:1px solid var(--line)}
.side-user{display:flex;align-items:center;gap:9px;padding:9px 8px 4px;overflow:hidden}
.avatar{width:32px;height:32px;flex-shrink:0;border-radius:50%;background:linear-gradient(135deg,#2bb58f,#6f56c9);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-size:14px;overflow:hidden;cursor:pointer}
.avatar img{width:100%;height:100%;object-fit:cover}
.side-user-meta{flex:1;min-width:0;line-height:1.3}
.side-user-meta b{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-user-meta span{font-size:10.5px;color:var(--amber);letter-spacing:1px}
.side-collapase{
  position:absolute;right:-11px;top:74px;width:22px;height:22px;border-radius:50%;
  background:var(--panel);border:1px solid var(--line-2);color:var(--ink-3);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.18s;z-index:5;
}
.side-collapase:hover{color:var(--acc);border-color:var(--acc)}
.sidebar.collapsed{width:62px}
.sidebar.collapsed .logo-txt,.sidebar.collapsed .side-item span,.sidebar.collapsed .side-user-meta{display:none}
.sidebar.collapsed .side-item{justify-content:center;padding:10px 0}
.sidebar.collapsed .side-user{justify-content:center;padding:9px 0 4px}
.sidebar.collapsed .side-logo{justify-content:center;padding:20px 8px 16px}
.sidebar.collapsed .side-collapase svg{transform:rotate(180deg)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
#pageContent{padding:26px 30px 60px;animation:pageIn .3s ease}
@keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- 页头 ---------- */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.page-title{font-family:var(--serif);font-size:25px;font-weight:900;letter-spacing:1.5px;display:flex;align-items:center;gap:11px}
.page-title .tico{color:var(--acc);display:flex}
.page-sub{color:var(--ink-3);font-size:12.5px;margin-top:6px;letter-spacing:.4px}
.page-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.page-actions select{width:auto;min-width:150px}
.seg{display:inline-flex;background:var(--panel-2);border:1px solid var(--line);border-radius:9px;padding:3px}
.seg button{border:none;background:transparent;color:var(--ink-2);padding:6.5px 16px;border-radius:7px;cursor:pointer;font-size:13px;font-family:var(--sans);transition:.15s}
.seg button.active{background:#fffdf7;color:var(--acc);font-weight:700;box-shadow:inset 0 0 0 1px var(--line-2)}
.seg.light{background:#efe9d8;border-color:#d8d1bd}
.seg.light button{color:#8b8577}
.seg.light button.active{background:#fffdf7;color:#0f6b57;box-shadow:0 1px 4px rgba(0,0,0,.12)}

/* ---------- 卡片与栅格 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;box-shadow:var(--shadow)}
.card-title{font-family:var(--serif);font-size:15.5px;font-weight:700;letter-spacing:1px;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.card-title::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--acc)}
.card-title .right{margin-left:auto;font-family:var(--sans);font-weight:400;font-size:12px;color:var(--ink-3);display:flex;gap:8px;align-items:center}
.grid{display:grid;gap:16px}
.g-kpi3{grid-template-columns:repeat(3,1fr)}
.g-kpi4{grid-template-columns:repeat(4,1fr)}
.g-charts3{grid-template-columns:1.2fr 1fr .9fr}
.g-2col{grid-template-columns:1.6fr 1fr}
@media (max-width:1200px){.g-kpi3,.g-kpi4,.g-charts3{grid-template-columns:repeat(2,1fr)}.g-2col{grid-template-columns:1fr}}
@media (max-width:720px){.g-kpi3,.g-kpi4,.g-charts3{grid-template-columns:1fr}}

/* KPI 卡 */
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;position:relative;overflow:hidden;cursor:default;transition:.18s}
.kpi.clickable{cursor:pointer}
.kpi.clickable:hover{border-color:var(--line-2);transform:translateY(-2px);box-shadow:0 8px 20px rgba(90,80,55,.12)}
.kpi .k-label{font-size:12.5px;color:var(--ink-2);letter-spacing:1px}
.kpi .k-value{font-family:var(--mono);font-size:30px;font-weight:700;margin-top:7px;letter-spacing:.5px}
.kpi .k-sub{font-size:11.5px;color:var(--ink-3);margin-top:4px}
.kpi .k-ico{position:absolute;right:14px;top:14px;color:var(--ink-3);opacity:.9}
.kpi::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--kc,transparent)}
.kpi .k-tip{position:absolute;right:14px;bottom:12px;font-size:11px;color:var(--ink-3)}
.kv-acc{color:var(--acc)}.kv-rose{color:var(--rose)}.kv-amber{color:var(--amber)}.kv-blue{color:var(--blue)}.kv-violet{color:var(--violet)}.kv-green{color:var(--excellent)}

/* 图表容器 */
.chart{width:100%;height:300px}
.chart-sm{height:260px}

/* ---------- 表格 ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{color:var(--ink-3);font-weight:500;text-align:left;padding:9px 10px;border-bottom:1px solid var(--line-2);white-space:nowrap;font-size:12px;letter-spacing:.6px}
.tbl td{padding:9.5px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl tr:last-child td{border-bottom:none}
.tbl tbody tr{transition:.12s}
.tbl tbody tr:hover{background:rgba(122,112,88,.06)}
.tbl .num{font-family:var(--mono)}
.tbl .hl-max{color:var(--excellent);font-weight:700}
.tbl .hl-min{color:var(--fail)}
.rank-badge{display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:24px;border-radius:7px;background:var(--panel-2);border:1px solid var(--line-2);font-family:var(--mono);font-size:12px;color:var(--ink-2)}
.rank-badge.top1{background:rgba(168,114,28,.12);border-color:rgba(168,114,28,.45);color:var(--amber)}
.rank-badge.top2{background:rgba(122,112,88,.12);border-color:rgba(122,112,88,.35);color:#6f6a5b}
.rank-badge.top3{background:rgba(194,80,95,.10);border-color:rgba(194,80,95,.35);color:var(--rose)}
.bar-cell{display:flex;align-items:center;gap:8px}
.bar-track{flex:1;height:6px;background:#ece7d6;border-radius:4px;overflow:hidden;min-width:60px}
.bar-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,#0b6b55,#17a585)}
.chip{display:inline-flex;align-items:center;padding:3px 10px;border-radius:99px;font-size:11.5px;border:1px solid var(--line-2);color:var(--ink-2);background:var(--panel-2)}
.tag-fail{color:var(--fail);border-color:rgba(194,80,95,.4);background:rgba(194,80,95,.07)}
.tag-pass{color:var(--pass);border-color:rgba(168,114,28,.4);background:rgba(168,114,28,.07)}
.tag-good{color:var(--good);border-color:rgba(47,127,194,.4);background:rgba(47,127,194,.07)}
.tag-exc{color:var(--excellent);border-color:rgba(18,138,94,.4);background:rgba(18,138,94,.07)}
.tag-absent{color:var(--ink-3);border-color:var(--line-2)}

/* TOP10 列表 */
.top-list{display:flex;flex-direction:column}
.top-item{display:flex;align-items:center;gap:12px;padding:9px 6px;border-bottom:1px dashed var(--line)}
.top-item:last-child{border-bottom:none}
.top-item .t-name{flex:1;font-size:13.5px}
.top-item .t-score{font-family:var(--mono);font-weight:700;color:var(--acc)}
.top-item .t-detail{font-size:11.5px;color:var(--ink-3);background:none;border:none;cursor:pointer}
.top-item .t-detail:hover{color:var(--acc);text-decoration:underline}
.top-item:nth-child(1) .t-score{color:var(--amber)}
.top-item:nth-child(2) .t-score{color:#6f6a5b}
.top-item:nth-child(3) .t-score{color:var(--rose)}

/* 导入向导 */
.steps{display:flex;align-items:center;gap:0;margin-bottom:26px}
.step{display:flex;align-items:center;gap:9px;color:var(--ink-3)}
.step .s-dot{width:26px;height:26px;border-radius:50%;border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:12px;background:#fffdf7}
.step .s-txt{font-size:13px}
.step.active{color:var(--acc);font-weight:600}
.step.active .s-dot{background:rgba(15,138,109,.10);border-color:var(--acc);color:var(--acc)}
.step.done{color:var(--excellent)}
.step.done .s-dot{border-color:var(--excellent);color:var(--excellent)}
.step-line{flex:1;height:1px;background:var(--line-2);margin:0 12px;min-width:30px}
.dropzone{
  border:1.6px dashed var(--line-2);border-radius:14px;padding:52px 20px;text-align:center;cursor:pointer;transition:.2s;
  background:#faf7ee;
}
.dropzone:hover,.dropzone.drag{border-color:var(--acc);background:rgba(15,138,109,.05)}
.dropzone .dz-ico{width:56px;height:56px;margin:0 auto 16px;border-radius:16px;border:1px solid rgba(15,138,109,.3);background:rgba(15,138,109,.07);display:flex;align-items:center;justify-content:center;color:var(--acc)}
.dropzone h3{font-family:var(--serif);font-size:17px;letter-spacing:1px;margin-bottom:8px}
.dropzone p{color:var(--ink-3);font-size:12.5px}
.notice{border:1px solid var(--line-2);border-left:3px solid var(--acc);background:rgba(15,138,109,.05);border-radius:10px;padding:14px 16px;line-height:1.9;font-size:13px;color:var(--ink-2)}
.notice b{color:var(--ink)}
.wizard-foot{display:flex;justify-content:space-between;margin-top:24px}
.type-banner{display:flex;gap:14px;align-items:flex-start;border:1px solid rgba(168,114,28,.35);background:rgba(168,114,28,.06);border-radius:12px;padding:14px 16px;margin-top:16px}
.type-banner .tb-ico{color:var(--amber);flex-shrink:0;margin-top:2px}
.type-banner h4{font-family:var(--serif);letter-spacing:.5px;margin-bottom:4px;font-size:14.5px}
.type-banner p{color:var(--ink-2);font-size:12.5px;line-height:1.8}
.subject-chip{display:inline-flex;flex-direction:column;align-items:center;gap:2px;border:1px solid var(--line-2);background:var(--panel-2);border-radius:10px;padding:8px 14px;font-size:13px}
.subject-chip small{color:var(--ink-3);font-size:10.5px;font-family:var(--mono)}
.confirm-stats{display:flex;gap:40px;justify-content:center;padding:26px 0 10px;flex-wrap:wrap}
.confirm-stats .cs{text-align:center}
.confirm-stats .cs b{display:block;font-family:var(--mono);font-size:30px;color:var(--acc)}
.confirm-stats .cs span{font-size:12px;color:var(--ink-3)}

/* 个人报告 —— 纸质成绩单 */
.report-layout{display:grid;grid-template-columns:290px 1fr;gap:18px;align-items:start}
@media (max-width:1100px){.report-layout{grid-template-columns:1fr}}
.report-side{position:sticky;top:20px;display:flex;flex-direction:column;gap:14px}
.stu-list{max-height:430px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;margin-top:10px;padding-right:4px}
.stu-item{display:flex;align-items:center;gap:10px;padding:8.5px 10px;border-radius:9px;border:1px solid transparent;cursor:pointer;transition:.13s}
.stu-item:hover{background:rgba(122,112,88,.08)}
.stu-item.active{background:rgba(15,138,109,.08);border-color:rgba(15,138,109,.35)}
.stu-item .s-ava{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#e9e3cf,#d8d0b8);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--ink-2);flex-shrink:0}
.stu-item .s-meta{flex:1;min-width:0}
.stu-item .s-meta b{display:block;font-size:13px;font-weight:600}
.stu-item .s-meta span{font-size:11px;color:var(--ink-3);font-family:var(--mono)}
.exam-check{display:flex;align-items:center;gap:8px;padding:7px 4px;font-size:13px;color:var(--ink-2);cursor:pointer}
.exam-check input{width:auto;accent-color:var(--acc)}
.paper-wrap{background:#e7e0cc;border:1px solid var(--line);border-radius:14px;padding:18px;overflow:auto}
.paper{
  background:#f7f4ec;color:#2a2a33;max-width:860px;margin:0 auto;padding:44px 52px;border-radius:4px;
  box-shadow:0 14px 44px rgba(90,80,55,.28);position:relative;
  background-image:radial-gradient(rgba(42,42,51,.05) 1px,transparent 1px);background-size:14px 14px;
}
.paper h1{font-family:var(--serif);font-size:26px;font-weight:900;letter-spacing:3px}
.paper .p-sub{color:#8b8577;font-size:13px;margin-top:4px}
.paper .p-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:2.5px solid #2a2a33;padding-bottom:16px;margin-bottom:20px}
.paper .p-id{text-align:right;font-size:12.5px;color:#5d5a50;line-height:1.9}
.paper .p-id b{display:block;font-size:20px;color:#2a2a33;font-family:var(--serif)}
.paper .p-kpis{display:flex;gap:14px;margin-bottom:22px}
.paper .p-kpi{flex:1;border:1px solid #ded8c8;border-radius:10px;padding:14px 18px;background:#fffdf7;position:relative;overflow:hidden}
.paper .p-kpi::after{content:"";position:absolute;right:-14px;top:-14px;width:56px;height:56px;border-radius:50%;background:rgba(23,168,140,.08)}
.paper .p-kpi span{font-size:12px;color:#8b8577}
.paper .p-kpi b{display:block;font-family:var(--mono);font-size:30px;color:#177a63;margin-top:2px}
.paper .p-kpi small{color:#a09a8b;font-family:var(--mono);font-size:12px}
.paper h3{font-family:var(--serif);font-size:16px;margin:24px 0 12px;display:flex;align-items:center;gap:8px}
.paper h3::before{content:"";width:4px;height:15px;background:#177a63;border-radius:2px}
.paper table{width:100%;border-collapse:collapse;font-size:13px}
.paper th{text-align:left;padding:8px 10px;border-bottom:1.5px solid #cfc8b6;color:#8b8577;font-weight:600;font-size:12px}
.paper td{padding:9px 10px;border-bottom:1px solid #e8e2d2}
.paper .p-bar{height:7px;background:#ece6d6;border-radius:4px;overflow:hidden;min-width:90px}
.paper .p-bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,#128a74,#2fd6b5)}
.paper .p-rank{display:inline-flex;min-width:24px;height:24px;align-items:center;justify-content:center;border-radius:50%;background:#f2eddd;color:#9c7c1e;font-family:var(--mono);font-size:12px;font-weight:700}
.paper .diag-box{border:1px dashed #cfc8b6;border-radius:10px;padding:14px 18px;background:#fffdf7;font-size:13px;line-height:2}
.paper .diag-box b.adv{color:#0f7a55}
.paper .diag-box b.weak{color:#b0483f}
.paper .p-foot{margin-top:26px;padding-top:14px;border-top:1px solid #ded8c8;display:flex;justify-content:space-between;color:#a09a8b;font-size:11.5px}
.paper .p-brand{display:flex;align-items:center;gap:7px;font-family:var(--serif);font-weight:700;color:#5d5a50}
.diff-pos{color:#0b6b55;font-weight:700}
.diff-neg{color:#b0483f;font-weight:700}

/* 成绩管理可编辑表格 */
.edit-score{width:58px;background:transparent;border:1px solid transparent;border-radius:6px;color:var(--ink);font-family:var(--mono);font-size:13px;padding:4px 6px;text-align:center;outline:none;transition:.15s}
.edit-score:hover{border-color:var(--line-2);background:#fffdf7}
.edit-score:focus{border-color:var(--acc);background:#fffdf7}
.st-status{border:1px solid var(--line-2);background:var(--panel-2);color:var(--ink-2);border-radius:99px;padding:3px 11px;font-size:11.5px;cursor:pointer}
.st-status.absent{color:var(--rose);border-color:rgba(194,80,95,.4);background:rgba(194,80,95,.07)}

/* ---------- 空状态 ---------- */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:90px 20px;text-align:center}
.empty .e-glow{width:74px;height:74px;border-radius:22px;border:1px solid var(--line-2);background:var(--panel);display:flex;align-items:center;justify-content:center;color:var(--ink-3);margin-bottom:20px}
.empty h2{font-family:var(--serif);font-size:20px;letter-spacing:2px;margin-bottom:10px}
.empty p{color:var(--ink-3);font-size:13px;line-height:1.9;max-width:420px}
.empty .btn{margin-top:20px}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(60,52,34,.40);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .18s}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{background:var(--panel);border:1px solid var(--line-2);border-radius:16px;width:min(520px,92vw);max-height:86vh;display:flex;flex-direction:column;box-shadow:0 24px 70px rgba(60,52,34,.30);animation:popIn .22s cubic-bezier(.2,.9,.3,1.2)}
@keyframes popIn{from{opacity:0;transform:scale(.94) translateY(10px)}to{opacity:1;transform:none}}
.modal-head{padding:18px 22px 0;display:flex;align-items:center;justify-content:space-between}
.modal-head h3{font-family:var(--serif);font-size:17px;letter-spacing:1.5px}
.modal-body{padding:16px 22px;overflow-y:auto;line-height:1.8;font-size:13.5px;color:var(--ink-2)}
.modal-foot{padding:14px 22px 18px;display:flex;justify-content:flex-end;gap:10px}
.x-close{background:none;border:none;color:var(--ink-3);cursor:pointer;font-size:20px;line-height:1;padding:4px 8px;border-radius:7px}
.x-close:hover{color:var(--ink);background:rgba(122,112,88,.12)}

/* ---------- Toast ---------- */
#toastRoot{position:fixed;top:22px;right:22px;z-index:200;display:flex;flex-direction:column;gap:10px}
.toast{
  background:#fffdf7;border:1px solid var(--line-2);border-left:3px solid var(--acc);
  padding:12px 18px;border-radius:11px;font-size:13px;color:var(--ink);box-shadow:var(--shadow);
  animation:slideIn .25s ease;max-width:320px;
}
.toast.err{border-left-color:var(--rose)}
.toast.warn{border-left-color:var(--amber)}
@keyframes slideIn{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:none}}

/* 个人中心 */
.profile-grid{display:grid;grid-template-columns:340px 1fr;gap:16px;align-items:start}
@media (max-width:1000px){.profile-grid{grid-template-columns:1fr}}
.profile-card{text-align:center}
.profile-card .big-avatar{width:84px;height:84px;border-radius:50%;margin:8px auto 12px;background:linear-gradient(135deg,#2bb58f,#6f56c9);display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:700;color:#fff;position:relative;overflow:hidden;cursor:pointer}
.profile-card .big-avatar img{width:100%;height:100%;object-fit:cover}
.profile-card .big-avatar .cam{position:absolute;inset:auto 0 0 0;background:rgba(46,44,37,.55);font-size:10.5px;padding:3px 0;color:#f7f4ec}
.profile-card h2{font-family:var(--serif);letter-spacing:2px;font-size:20px}
.pro-badge{display:inline-flex;align-items:center;gap:5px;margin-top:8px;color:var(--amber);border:1px solid rgba(168,114,28,.4);background:rgba(168,114,28,.07);padding:3.5px 13px;border-radius:99px;font-size:11.5px;letter-spacing:1.5px}
.profile-menu{display:flex;flex-direction:column;gap:2px;margin-top:18px;border-top:1px solid var(--line);padding-top:12px}
.profile-menu button{display:flex;align-items:center;gap:10px;background:none;border:none;color:var(--ink-2);padding:10px 12px;border-radius:9px;cursor:pointer;font-size:13.5px;font-family:var(--sans)}
.profile-menu button:hover{background:rgba(122,112,88,.09);color:var(--ink)}
.profile-menu button.danger{color:var(--rose)}

/* 更新日志 */
.log-item{border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:14px;background:var(--panel)}
.log-item .lg-head{display:flex;align-items:center;gap:9px;margin-bottom:9px}
.log-item .lg-head b{font-family:var(--mono);font-size:15px}
.log-item .lg-head .lg-date{margin-left:auto;color:var(--ink-3);font-size:12px;font-family:var(--mono)}
.log-item ul{padding-left:18px;color:var(--ink-2);font-size:13px;line-height:2}

/* 通用小组件 */
.filter-label{font-size:12px;color:var(--ink-3);margin-right:-4px;letter-spacing:1px}
.legend-note{display:flex;gap:14px;flex-wrap:wrap;font-size:11.5px;color:var(--ink-3);margin-top:6px}
.legend-note i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px;font-style:normal;vertical-align:-1px}
.section-gap{margin-top:16px}
.flex-split{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.mono{font-family:var(--mono)}