/* 斩题本 · 小清新白绿主题 */
:root{
  --bg:#FFFFFF;
  --bg-soft:#F6FBF7;
  --primary:#3EAE7D;
  --primary-deep:#2F8F65;
  --primary-weak:#E3F4EB;
  --ink:#2B332E;
  --ink-2:#6F7D73;
  --line:#E5EEE7;
  --warm:#F0A94B;
  --danger:#B4552F;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{height:100%;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer;}
.app{max-width:780px;margin:0 auto;padding-bottom:calc(86px + env(safe-area-inset-bottom));}

/* ---------- 顶栏 ---------- */
.top{display:flex;align-items:baseline;justify-content:space-between;padding:18px 20px 8px;}
.logo{font-size:21px;font-weight:700;letter-spacing:.02em;display:flex;align-items:center;gap:8px;color:var(--primary-deep);}
.logo svg{width:20px;height:20px;}
.progress{font-size:12.5px;color:var(--ink-2);font-variant-numeric:tabular-nums;}

/* ---------- 主区 ---------- */
main{padding:6px 16px 12px;}
.hint{font-size:12.5px;color:var(--ink-2);margin:8px 2px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:12px;display:flex;gap:12px;align-items:stretch;margin-bottom:12px;
}
.th{
  width:76px;height:76px;border-radius:10px;object-fit:cover;flex:none;
  border:1px solid var(--line);background:var(--bg-soft);
}
.info{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px;}
.r1{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.r1 .subject-name{font-weight:600;font-size:14.5px;}
.badge{font-size:11px;padding:2px 9px;border-radius:999px;border:1px solid transparent;flex:none;}
.tag{font-size:11px;color:var(--primary-deep);background:var(--primary-weak);padding:2px 9px;border-radius:999px;}
.meta{font-size:12px;color:var(--ink-2);font-variant-numeric:tabular-nums;}
.ocr{font-size:12px;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%;}
.ops{display:flex;gap:8px;flex-wrap:wrap;margin-top:2px;}

/* 科目徽章：绿色深浅 */
.s0{background:#DFF2E7;color:#1F7A52;} .s1{background:#E6F5EC;color:#2E8B5F;}
.s2{background:#EDF7F0;color:#3E9E6E;} .s3{background:#F2F9F4;color:#4FA97B;}
.s4{background:#F6FAF7;color:#5FB489;} .s5{background:#F8FBF9;color:#6F7D73;}

/* ---------- 按钮 ---------- */
.btn{
  border:1px solid var(--line);background:#fff;color:var(--ink);
  border-radius:10px;padding:9px 14px;min-height:42px;font-size:13.5px;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  transition:transform .08s ease;
}
.btn:active{transform:scale(.96);}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff;}
.btn.ghost{background:var(--bg-soft);}
.btn.danger{color:var(--danger);border-color:#EDD8CB;}
.btn.block{width:100%;}
.btn:disabled{opacity:.45;pointer-events:none;}
.btn-slay{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}

/* ---------- 筛选与搜索 ---------- */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:10px 2px;}
.chip{
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  border-radius:999px;padding:7px 14px;font-size:12.5px;min-height:36px;
}
.chip.on{background:var(--primary-weak);color:var(--primary-deep);border-color:var(--primary);}
.search{margin:4px 2px 12px;}
.search input{width:100%;}

/* ---------- 分组 ---------- */
.ghead{display:flex;align-items:center;gap:8px;margin:18px 4px 8px;font-size:14px;font-weight:600;}
.ghead .cnt{font-size:12px;color:var(--ink-2);font-weight:400;}
.ghead::after{content:"";flex:1;border-top:1px solid var(--line);}

/* ---------- 进度 ---------- */
.pwrap{margin:4px 2px 14px;}
.pbar{height:6px;background:var(--primary-weak);border-radius:999px;overflow:hidden;}
.pbar i{display:block;height:100%;background:var(--primary);border-radius:999px;transition:width .3s;}
.ptext{font-size:12px;color:var(--ink-2);margin-top:6px;font-variant-numeric:tabular-nums;}

/* ---------- 空态 ---------- */
.empty{text-align:center;padding:52px 24px;color:var(--ink-2);}
.empty svg{width:52px;height:52px;color:var(--primary);opacity:.75;margin-bottom:14px;}
.empty .t1{font-size:15.5px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.empty .t2{font-size:13px;margin-bottom:18px;}

/* ---------- 录入 ---------- */
.capture-entries{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:8px 0 16px;}
.entry{
  border:1.5px dashed var(--primary);border-radius:14px;background:var(--bg-soft);
  padding:22px 10px;text-align:center;color:var(--primary-deep);font-size:14px;font-weight:600;
  display:flex;flex-direction:column;align-items:center;gap:8px;min-height:44px;
}
.entry svg{width:26px;height:26px;}
.pending{border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:12px;background:#fff;}
.pending .row{display:flex;gap:10px;margin-top:10px;align-items:center;}
.pending img{width:100%;max-height:230px;object-fit:cover;border-radius:10px;border:1px solid var(--line);}
.state-line{font-size:12px;margin-top:8px;}
.st-busy{color:var(--warm);} .st-done{color:var(--primary-deep);} .st-error{color:var(--danger);} .st-idle{color:var(--ink-2);}

/* ---------- 表单 ---------- */
label.f{display:block;font-size:12.5px;color:var(--ink-2);margin:10px 2px 5px;}
input,select,textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);
  padding:10px 12px;font-size:14px;min-height:44px;font-family:inherit;
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--primary-weak);border-color:var(--primary);}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px;}

/* ---------- 设置 ---------- */
.set{border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:14px;background:#fff;}
.set h3{font-size:14.5px;margin-bottom:4px;}
.set .desc{font-size:12.5px;color:var(--ink-2);margin-bottom:6px;}
.kv{display:flex;justify-content:space-between;font-size:13px;padding:6px 0;border-bottom:1px dashed var(--line);}
.kv:last-child{border-bottom:none;}
.kv b{font-weight:600;font-variant-numeric:tabular-nums;}

/* ---------- 底部导航 ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:30;
  display:flex;align-items:flex-end;
  background:rgba(255,255,255,.94);backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tab{
  flex:1;background:none;border:none;color:var(--ink-2);
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:8px 0 7px;font-size:10.5px;
}
.tab svg{width:23px;height:23px;}
.tab.active{color:var(--primary-deep);font-weight:600;}
.tab-capture .cam{
  width:52px;height:52px;border-radius:50%;background:var(--primary);color:#fff;
  display:grid;place-items:center;margin-top:-20px;border:4px solid #fff;
}
.tab-capture .cam svg{width:24px;height:24px;}
.tab-capture.active .cam{background:var(--primary-deep);}

/* ---------- 弹层 ---------- */
.modal{position:fixed;inset:0;background:rgba(35,42,37,.38);z-index:50;display:flex;align-items:center;justify-content:center;padding:18px;}
.sheet{background:#fff;border-radius:16px;max-width:620px;width:100%;max-height:88vh;overflow:auto;padding:16px;}
.sheet img.big{width:100%;border-radius:12px;border:1px solid var(--line);}
.sheet .close{float:right;border:none;background:var(--bg-soft);border-radius:50%;width:34px;height:34px;font-size:15px;color:var(--ink-2);}
.hist{font-size:12px;color:var(--ink-2);margin-top:6px;line-height:1.9;}
.hist b{color:var(--primary-deep);font-weight:600;}

/* ---------- 批量条 / Toast ---------- */
.batchbar{
  position:fixed;left:16px;right:16px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:40;
  background:var(--ink);color:#fff;border-radius:14px;padding:10px 16px;
  display:flex;justify-content:space-between;align-items:center;font-size:13.5px;
}
.toast{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(96px + env(safe-area-inset-bottom));z-index:60;
  background:var(--ink);color:#fff;border-radius:999px;padding:10px 20px;
  font-size:13px;max-width:86%;text-align:center;
}

/* ---------- 宽屏（iPad 横屏） ---------- */
@media (min-width:1024px){
  .grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:start;}
  .grid2 .card{margin-bottom:0;}
}