:root{--p:#19b5c9;--d:#0e7490;--a:#f6ba63;--bg:#f3f8fa;--ink:#17343c;--muted:#64777d;--line:#dce9ec;--ok:#168468;--bad:#b84747;--shadow:0 14px 42px #0e749019}*{box-sizing:border-box}body{margin:0;background:linear-gradient(150deg,#eefafd,#f8fafc 48%,#fff8ed);color:var(--ink);font:16px/1.55 system-ui,"Microsoft JhengHei",sans-serif;min-height:100vh}button,input,select{font:inherit}button{border:0;border-radius:12px;padding:11px 17px;background:linear-gradient(135deg,var(--p),var(--d));color:#fff;font-weight:750;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}.secondary,.ghost,.link{background:#edf8fa;color:var(--d);border:1px solid #c8e7ec}.link{width:100%;margin-top:10px}.ghost{margin-left:auto}header{height:72px;padding:12px max(18px,calc((100% - 1180px)/2));display:flex;align-items:center;gap:20px;background:#ffffffef;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;backdrop-filter:blur(12px)}header img{width:235px;max-width:50vw}header .title{margin-left:auto;color:#07566b;font-weight:800}main{max-width:1180px;margin:25px auto 60px;padding:0 20px}.auth-grid,.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.card{background:#fffffff5;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow);margin-bottom:18px}.narrow{max-width:520px;margin:35px auto}h1,h2{color:#07566b;line-height:1.25;margin-top:0}label{display:block;font-weight:700;margin:12px 0 7px}input,select{width:100%;min-height:48px;border:1px solid #bfd4d9;border-radius:12px;padding:10px 13px;background:#fff;color:var(--ink)}form>button{width:100%;margin-top:16px}.hint{font-size:14px;color:var(--muted)}.hidden{display:none!important}.notice{border-radius:13px;padding:11px 14px;margin-bottom:16px;background:#fff5e3;border:1px solid #f7d79d;color:#76531c}.notice.error{background:#fff0f0;border-color:#efc1c1;color:var(--bad)}.welcome,.staff-head,.row{display:flex;justify-content:space-between;align-items:center;gap:18px}.welcome{background:linear-gradient(135deg,#20bfd0,#0e7490);color:#fff;border-radius:22px;padding:25px;margin-bottom:20px}.welcome h1,.welcome p{color:#fff;margin:0}.balance{text-align:center;background:#ffffff25;border:1px solid #ffffff45;border-radius:18px;padding:12px 25px}.balance span{display:block;font-size:45px;font-weight:850;line-height:1}.balance small{font-size:13px}.staff-head{align-items:flex-end;margin-bottom:18px}.staff-head h1,.staff-head p{margin:0}.staff-head nav{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.staff-head nav button{background:#fff;color:var(--d);border:1px solid #bfe1e7;padding:8px 11px}.staff-head nav button.active{background:var(--d);color:#fff}.list{display:grid;gap:10px}.item{border:1px solid var(--line);border-radius:14px;padding:13px;background:#fff;display:flex;justify-content:space-between;gap:15px;align-items:center}.item .meta{color:var(--muted);font-size:14px}.badge{border-radius:99px;padding:4px 9px;font-size:13px;font-weight:750;background:#fff5e3;color:#95600e}.badge.done{background:#e9f7f2;color:var(--ok)}.confirm-box{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}.confirm-box label{margin:0}.table-wrap{overflow:auto;margin-top:15px}table{width:100%;border-collapse:collapse;min-width:650px}th,td{padding:11px 12px;text-align:left;border-bottom:1px solid #edf2f3}th{background:#edf8fa;color:#07566b}.inline{display:flex;gap:10px}.inline button{width:auto;margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 15px}.course{background:#edf8fa;border:1px solid #c8e7ec;border-radius:13px;padding:15px;margin:12px 0}.course b{float:right;color:var(--d)}.checkline{display:flex;align-items:center;gap:8px}.checkline input{width:auto;min-height:auto}#toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,18px);opacity:0;background:#123e49;color:#fff;padding:11px 17px;border-radius:12px;box-shadow:0 12px 40px #123e4955;transition:.2s;z-index:20;pointer-events:none}#toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:800px){header .title{display:none}.auth-grid,.grid{grid-template-columns:1fr}.staff-head{display:block}.staff-head nav{justify-content:flex-start;margin-top:14px;overflow:auto;flex-wrap:nowrap}.staff-head nav button{min-width:max-content}.form-grid{grid-template-columns:1fr}.card{padding:19px}.welcome{padding:20px}}@media(max-width:520px){main{padding:0 13px;margin-top:16px}header{padding:10px 14px;height:65px}header img{width:190px}.item{display:block}.item button,.confirm-box{margin-top:10px;width:100%}.confirm-box{display:block}.welcome{align-items:flex-start}.balance{padding:10px 16px}.balance span{font-size:38px}}