:root{
  --bg:#f4f7f7;
  --card:#ffffff;
  --text:#102a2a;
  --muted:#6b7f7f;
  --primary:#0f766e;
  --primary-2:#14b8a6;
  --line:#dfe8e7;
  --danger:#b42318;
  --shadow:0 10px 30px rgba(15,118,110,.10);
  --safe-bottom:max(12px,env(safe-area-inset-bottom));
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei",sans-serif}
body{min-height:100vh}
button,input,select{font:inherit}
button{cursor:pointer}
.app-shell{max-width:680px;margin:0 auto;min-height:100vh;padding-bottom:96px}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:calc(14px + env(safe-area-inset-top)) 18px 14px;background:rgba(244,247,247,.92);backdrop-filter:blur(18px)}
.topbar h1{margin:0;font-size:26px;letter-spacing:-.5px}
.eyebrow{font-size:12px;color:var(--primary);font-weight:700;letter-spacing:.08em}
.icon-btn{width:38px;height:38px;border-radius:14px;border:1px solid var(--line);background:#fff;font-size:22px;box-shadow:var(--shadow)}
main{padding:0 14px}
.tab-panel{display:none}
.tab-panel.active{display:block}
.card{background:var(--card);border:1px solid rgba(15,118,110,.08);border-radius:22px;padding:18px;margin-bottom:14px;box-shadow:var(--shadow)}
.hero-card{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#0f766e,#14b8a6);color:#fff}
.hero-date{font-size:22px;font-weight:800;margin:4px 0 10px}
.live-clock{font-size:28px;font-weight:800;font-variant-numeric:tabular-nums}
.status-pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.18);font-size:13px}
h2{font-size:18px;margin:0 0 14px}
.muted{color:var(--muted);font-size:13px}
.hero-card .muted{color:rgba(255,255,255,.78)}
.segmented{display:grid;grid-template-columns:repeat(3,1fr);background:#edf4f3;padding:4px;border-radius:15px;margin-bottom:16px}
.segmented button{border:0;background:transparent;border-radius:11px;padding:10px 4px;color:var(--muted);font-weight:700}
.segmented button.active{background:#fff;color:var(--primary);box-shadow:0 4px 12px rgba(15,118,110,.12)}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:12px;position:relative}
input,select{width:100%;margin-top:6px;border:1px solid var(--line);border-radius:14px;background:#fbfdfd;padding:12px 13px;color:var(--text);outline:none}
input:focus,select:focus{border-color:var(--primary-2);box-shadow:0 0 0 3px rgba(20,184,166,.12)}
.two-col,.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
button.primary,button.secondary,button.danger,.file-btn{border:0;border-radius:15px;padding:13px 14px;font-weight:800;text-align:center}
button.primary{background:var(--primary);color:#fff}
button.secondary,.file-btn{background:#e7f4f2;color:var(--primary)}
button.danger{background:#feeceb;color:var(--danger)}
.full{width:100%}
.hidden{display:none!important}
.section-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.section-head input{width:auto;margin:0;min-width:145px}
.mini-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:4px 0 14px}
.stat{background:#f4f8f8;border-radius:14px;padding:10px;text-align:center}
.stat strong{display:block;font-size:18px}
.stat span{font-size:11px;color:var(--muted)}
.records-list{display:flex;flex-direction:column;gap:8px}
.record-row{display:grid;grid-template-columns:52px 1fr auto;gap:10px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:16px;background:#fbfdfd}
.record-date{font-weight:800}
.record-main strong{display:block}
.record-main span{font-size:12px;color:var(--muted)}
.badge{font-size:12px;padding:6px 9px;border-radius:999px;font-weight:800}
.badge.work{background:#dcfce7;color:#166534}
.badge.rest{background:#e0f2fe;color:#075985}
.badge.leave{background:#fee2e2;color:#991b1b}
.salary-summary{display:grid;gap:10px}
.salary-total{background:linear-gradient(135deg,#0f766e,#14b8a6);color:#fff;border-radius:18px;padding:18px}
.salary-total .amount{font-size:30px;font-weight:900;margin-top:5px}
.salary-line{display:flex;justify-content:space-between;padding:10px 2px;border-bottom:1px dashed var(--line)}
.salary-line:last-child{border-bottom:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}
.toggle-row{display:flex;align-items:center;gap:10px;padding-top:21px}
.toggle-row input{width:22px;height:22px;margin:0}
.suffix{position:absolute;right:14px;bottom:13px;color:var(--muted)}
.formula-card p{margin:8px 0;color:var(--muted);line-height:1.55}
.shift-card{border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:10px}
.shift-card h3{margin:0 0 10px;font-size:15px}
.file-btn{display:block;position:relative}
.file-btn input{position:absolute;inset:0;opacity:0;margin:0}
.bottom-nav{position:fixed;left:50%;bottom:0;transform:translateX(-50%);z-index:30;width:min(680px,100%);display:grid;grid-template-columns:repeat(3,1fr);padding:8px 14px var(--safe-bottom);background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border-top:1px solid var(--line)}
.bottom-nav button{border:0;background:transparent;color:var(--muted);font-weight:700;padding:8px 4px;border-radius:14px}
.bottom-nav button span{display:block;font-size:20px;margin-bottom:2px}
.bottom-nav button.active{color:var(--primary);background:#edf8f6}
.toast{position:fixed;left:50%;bottom:100px;transform:translateX(-50%) translateY(20px);background:#102a2a;color:#fff;padding:11px 16px;border-radius:999px;opacity:0;pointer-events:none;transition:.22s;z-index:60;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.modal{position:fixed;inset:0;background:rgba(2,20,19,.45);display:flex;align-items:flex-end;justify-content:center;z-index:80;padding:14px}
.modal-card{background:#fff;border-radius:24px 24px 18px 18px;width:min(640px,100%);padding:18px;max-height:88vh;overflow:auto;box-shadow:0 30px 80px rgba(0,0,0,.25)}
.steps{padding-left:22px;line-height:1.8}
.empty{text-align:center;color:var(--muted);padding:22px 8px}
@media (max-width:420px){
  .form-grid{grid-template-columns:1fr}
  .mini-stats{grid-template-columns:repeat(2,1fr)}
  .hero-card{align-items:flex-start}
  .live-clock{font-size:22px}
}