:root{--bg:#f5f7fb;--panel:#fff;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb;--primary:#1456d9;--primary2:#0b3ea0;--danger:#b91c1c;--success:#15803d;}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:240px;background:#0f172a;color:#fff;flex-shrink:0;position:sticky;top:0;height:100vh;overflow:auto}.brand{font-size:21px;font-weight:800;padding:24px 20px;border-bottom:1px solid rgba(255,255,255,.1);line-height:1.35}.brand span{font-size:13px;color:#bfdbfe}nav{padding:12px}nav a{display:block;padding:13px 14px;border-radius:10px;color:#e5e7eb;margin:4px 0;font-size:16px}nav a:hover{background:rgba(255,255,255,.12);color:#fff}.main{flex:1;min-width:0}.topbar{height:60px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:10}.content{padding:24px;max-width:1500px}h1{margin:0 0 18px;font-size:28px}h2{font-size:20px;margin:0 0 14px}.cards{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:16px;margin-bottom:18px}.card,.panel,.login-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:0 8px 18px rgba(15,23,42,.04)}.card{padding:22px}.card span{display:block;color:var(--muted);font-size:15px}.card strong{font-size:34px;margin-top:10px;display:block}.panel{padding:20px;margin-bottom:18px;overflow:auto}.wide{max-width:100%;}.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:10px 0}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:10px;padding:10px 12px;font-size:15px;background:#fff}textarea{min-height:80px}.toolbar input{max-width:260px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #cbd5e1;background:#fff;border-radius:10px;padding:9px 14px;font-size:15px;cursor:pointer;white-space:nowrap}.btn:hover{background:#f8fafc}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.primary:hover{background:var(--primary2)}.btn.ghost{background:transparent}.btn.small{padding:6px 10px;font-size:13px}table{width:100%;border-collapse:collapse;background:#fff}th,td{border-bottom:1px solid var(--line);padding:10px 9px;text-align:left;white-space:nowrap;font-size:14px}th{background:#f8fafc;color:#334155;font-weight:700}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(220px,1fr));gap:14px}.form-grid label{display:block;font-size:14px;color:#475569;margin-bottom:6px}.form-grid .full{grid-column:1/-1}.alert{padding:12px 14px;border-radius:12px;margin-bottom:14px;border:1px solid var(--line);background:#fff}.alert.success{border-color:#bbf7d0;color:#166534;background:#f0fdf4}.alert.danger{border-color:#fecaca;color:#991b1b;background:#fef2f2}.alert.warning{border-color:#fde68a;color:#92400e;background:#fffbeb}.login-card{max-width:440px;margin:80px auto;padding:34px}.login-card h1{font-size:30px}.login-card p,.hint{color:var(--muted);font-size:14px}.login-card form{display:grid;gap:12px;margin-top:20px}@media(max-width:900px){.layout{display:block}.sidebar{width:100%;height:auto;position:static}.cards{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.content{padding:16px}}
.row-warning{background:#fff7ed}.danger-text{color:#b91c1c}.file-list{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap}.file-item{border:1px solid var(--line);border-radius:10px;padding:6px;min-width:92px;background:#fff}.thumb{width:72px;height:54px;object-fit:cover;border-radius:8px;border:1px solid var(--line);display:block;margin-bottom:5px}.pdf-badge{width:72px;height:54px;border-radius:8px;border:1px solid #fecaca;background:#fef2f2;color:#991b1b;display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:5px}.file-meta{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted)}.file-meta a{color:var(--primary);font-weight:600}.file-meta span{color:var(--muted)}
.badge{display:inline-flex;align-items:center;border:1px solid var(--line);background:#f8fafc;border-radius:999px;padding:6px 10px;font-size:13px;color:#334155}.wrap-cell{max-width:260px;white-space:normal;line-height:1.5}.inline-form{display:grid;grid-template-columns:minmax(120px,1fr);gap:6px;min-width:190px}.status-pill{display:inline-flex;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700;background:#eef2ff;color:#3730a3}.status-pending部门审批,.status-pending财务审核,.status-pending付款{background:#fff7ed;color:#c2410c}.status-done付款,.status-done归档{background:#f0fdf4;color:#15803d}.status-done驳回{background:#fef2f2;color:#b91c1c}
.btn.warning{background:#f59e0b;color:#fff;border-color:#f59e0b}.btn.warning:hover{background:#d97706}.muted{color:var(--muted);text-align:center}.note ol{margin:0;padding-left:22px;line-height:1.9}.note li{white-space:normal}

.mobile-panel{max-width:760px}.mobile-panel input,.mobile-panel select,.mobile-panel textarea{font-size:16px}.note{background:#fff}.danger-text{font-weight:700}@media(max-width:700px){.topbar{height:auto;padding:10px 14px}.cards{grid-template-columns:1fr}.page-head{align-items:flex-start;flex-direction:column}.mobile-panel{padding:14px}.btn{min-height:40px}th,td{font-size:13px;padding:8px 6px}.toolbar{align-items:stretch}.toolbar .btn{width:100%}}