:root{--bg:#f1f4f7;--card:#fafbfd;--soft:#e0e7f2;--chip:#e9edf3;--line:#d6d9df;--ink:#303845;--sub:#6e747d;--accent:#627595;--accent2:#32435e;--ok:#5f7b5f;--warn:#837251;--danger:#916967;
--ok-bg:#e8eee6;--warn-bg:#efe9dc;--danger-bg:#f0e4e3;--sh:0 2px 8px rgba(48,56,69,.06);--sh2:0 8px 24px rgba(48,56,69,.10);--r:8px;--r2:12px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 -apple-system,"PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif;font-variant-numeric:tabular-nums;overflow-x:hidden}
h1,h2,h3{margin:0;color:var(--accent2);line-height:1.3}
h1{font-size:1.5rem}h2{font-size:1.15rem}h3{font-size:1rem}
a{color:var(--accent2)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent2);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.eyebrow{font-size:.75rem;letter-spacing:.18em;color:var(--sub);text-transform:uppercase}
/* layout */
#app{min-height:100vh}
.shell{display:block}
.side{display:none}
.main{padding:16px 16px 96px;max-width:1100px;margin:0 auto}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.top .who{font-size:.85rem;color:var(--sub);text-align:right}
.tabbar{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--line);display:flex;z-index:20;padding-bottom:env(safe-area-inset-bottom)}
.tabbar a,.tabbar button{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;height:56px;border:0;background:none;color:var(--sub);text-decoration:none;font-size:.75rem;cursor:pointer}
.tabbar [aria-current=page]{color:var(--accent2);font-weight:600}
.tabbar svg,.side svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;flex:0 0 22px}
.more{position:fixed;inset:0;background:rgba(48,56,69,.35);z-index:30;display:flex;align-items:flex-end}
.more .sheet{background:var(--card);width:100%;border-radius:var(--r2) var(--r2) 0 0;padding:12px 16px 24px}
.more a{display:flex;align-items:center;gap:12px;min-height:48px;text-decoration:none;border-bottom:1px solid var(--line)}
@media(min-width:900px){
 .shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}
 .side{display:flex;flex-direction:column;background:var(--accent2);color:#e8ecf3;padding:20px 12px;position:sticky;top:0;height:100vh}
 .side .brand{font-weight:700;font-size:1.05rem;padding:0 12px 4px}
 .side .brand small{display:block;font-weight:400;font-size:.75rem;opacity:.75}
 .side nav{margin-top:20px;display:flex;flex-direction:column;gap:2px}
 .side a{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 12px;border-radius:var(--r);color:#e8ecf3;text-decoration:none}
 .side a:hover{background:rgba(255,255,255,.1)}
 .side a[aria-current=page]{background:rgba(255,255,255,.16);font-weight:600}
 .tabbar{display:none}
 .main{padding:28px 32px 48px;width:100%}
}
/* cards & grids */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--sh);padding:16px}
.card+.card,.stack>*+*{margin-top:16px}
.grid{display:grid;gap:16px}
.grid>*{margin:0!important}
.g2{grid-template-columns:1fr}.g3{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
@media(min-width:760px){.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}}
.stat{display:flex;flex-direction:column;gap:4px;text-decoration:none;color:inherit}
.stat b{font-size:1.7rem;color:var(--accent2);line-height:1.1}
.stat span{font-size:.85rem;color:var(--sub)}
.stat.alert b{color:var(--danger)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row.sp{justify-content:space-between}
.muted{color:var(--sub)}.small{font-size:.85rem}
/* controls */
input,select,textarea{width:100%;height:44px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r);background:#fff;font-size:16px}
textarea{height:auto;min-height:96px;padding:10px 12px;resize:vertical}
input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
input[type=number]{-moz-appearance:textfield;appearance:textfield}
input[type=checkbox],input[type=radio]{width:20px;height:20px;flex:0 0 20px;padding:0}
label.f{display:block;font-weight:600;font-size:.9rem;margin:0 0 4px}
.field{margin-bottom:16px}
.field .hint{font-size:.8rem;color:var(--sub);margin-top:4px}
.field .err{font-size:.85rem;color:var(--danger);margin-top:4px}
.field.bad input,.field.bad select,.field.bad textarea{border-color:var(--danger)}
.req::after{content:" *";color:var(--danger)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;min-width:44px;padding:0 16px;border-radius:var(--r);border:1px solid var(--accent2);background:var(--accent2);color:#fff;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap;transition:background .15s,box-shadow .15s}
.btn:hover{box-shadow:var(--sh2)}
.btn.ghost{background:var(--card);color:var(--accent2)}
.btn.soft{background:var(--soft);color:var(--accent2);border-color:var(--soft)}
.btn.danger{background:var(--card);color:var(--danger);border-color:var(--danger)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn.sm{height:44px;padding:0 12px;font-size:.9rem}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 12px;border-radius:var(--r);border:1px solid var(--line);background:#fff;cursor:pointer;user-select:none}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.chip:has(input:checked){background:var(--soft);border-color:var(--accent);font-weight:600}
.chip:has(input:focus-visible){outline:2px solid var(--accent2);outline-offset:2px}
.tag{display:inline-flex;align-items:center;gap:4px;font-size:.78rem;padding:2px 8px;border-radius:99px;background:var(--chip);color:var(--ink);white-space:normal}
.tag.ok{background:var(--ok-bg);color:var(--ok)}.tag.warn{background:var(--warn-bg);color:var(--warn)}.tag.danger{background:var(--danger-bg);color:var(--danger)}
.tag svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2.2}
/* table */
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r2);background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.9rem}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.8rem;color:var(--sub);font-weight:600;white-space:nowrap;background:var(--chip)}
td.n,th.n{text-align:right}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:#f6f8fb}
.list{display:flex;flex-direction:column}
.item{display:block;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit}
.item:last-child{border-bottom:0}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.toolbar>*{flex:0 0 auto}
.toolbar .grow{flex:1 1 220px}
/* misc */
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:80px;background:var(--accent2);color:#fff;padding:10px 16px;border-radius:var(--r);z-index:50;box-shadow:var(--sh2);max-width:90vw}
.toast.bad{background:var(--danger)}
.modal{position:fixed;inset:0;background:rgba(48,56,69,.4);z-index:40;display:flex;align-items:center;justify-content:center;padding:16px}
.modal .box{background:var(--card);border-radius:var(--r2);padding:20px;max-width:480px;width:100%;max-height:88vh;overflow:auto}
.bar{height:8px;background:var(--chip);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent)}
.photos{display:flex;gap:8px;flex-wrap:wrap}
.photos img{width:96px;height:96px;object-fit:cover;border-radius:var(--r);border:1px solid var(--line)}
.route li{margin:6px 0}
.login{max-width:520px;margin:0 auto;padding:32px 16px}
.login .roles{display:grid;gap:8px;margin-top:16px}
.login button.role{display:flex;justify-content:space-between;align-items:center;width:100%;min-height:56px;padding:8px 16px;border:1px solid var(--line);border-radius:var(--r2);background:var(--card);cursor:pointer;text-align:left}
.login button.role:hover{border-color:var(--accent);box-shadow:var(--sh2)}
.partline{display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px 0;border-bottom:1px solid var(--line)}
.partline:last-child{border-bottom:0}
.qty{display:flex;align-items:center;gap:4px}
.qty input{width:72px;text-align:center}
.quote-sheet{background:#fff;color:#111;max-width:760px;margin:0 auto;padding:16px;border:1px solid var(--line)}
@media(min-width:760px){.quote-sheet{padding:32px}}
@media print{
 body{background:#fff}.side,.tabbar,.top,.noprint,.toast{display:none!important}
 .shell{display:block}.main{padding:0;max-width:none}.quote-sheet{border:0;padding:0}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.back{display:inline-flex;align-items:center;min-height:44px;padding-right:12px}
.route{padding-left:1.2em}
.route li{margin:0}
.route a{display:inline-flex;align-items:center;min-height:44px}
.card,.tw{position:relative}
td a{display:inline-flex;align-items:center;min-height:44px}
.grid>*{min-width:0;overflow-wrap:anywhere}