:root{--bg:#f4f5f7;--surface:#fff;--border:#e5e7eb;--border-soft:#eef0f2;--text:#1a1d23;--text-muted:#6b7280;--text-faint:#8a8f98;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-tint:#eef2ff;--accent-tint-text:#2563eb;--danger:#dc2626;--danger-bg:#fef2f2;--danger-border:#fecaca;--warn-bg:#fffbeb;--warn-border:#fde68a;--warn-text:#92400e;--radius:12px;--radius-sm:7px}*{box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;margin:0;background:var(--bg);color:var(--text);line-height:1.5}h1{font-size:1.35rem;margin:0 0 4px;font-weight:700}h2{font-size:1.05rem;margin:1.5rem 0 .75rem}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}code{background:var(--bg);border-radius:4px;padding:1px 5px;font-size:.9em}.shell{display:flex;min-height:100vh;align-items:stretch}.sidebar{width:232px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);padding:20px 14px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar,.sidebar .brand{display:flex;flex-direction:column}.sidebar .brand{gap:1px;padding:2px 10px 18px}.sidebar .brand-name{font-weight:700;font-size:16px;letter-spacing:-.01em}.sidebar .brand-sub{font-size:11.5px;color:var(--text-faint)}.sidebar nav{display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:var(--text-muted);font-weight:500;font-size:13.5px}.nav-item:hover{background:var(--bg);text-decoration:none;color:var(--text)}.nav-item-active,.nav-item-active:hover{background:var(--accent-tint);color:var(--accent-tint-text);font-weight:600}.sidebar-user{margin-top:auto;display:flex;align-items:center;gap:9px;padding:10px 8px 4px;border-top:1px solid var(--border-soft)}.sidebar-user .avatar{width:28px;height:28px;border-radius:50%;background:var(--accent);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sidebar-user .username{font-size:13px;font-weight:500;flex:1 1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-btn{background:transparent;border:none;padding:4px;color:var(--text-faint);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.icon-btn:hover{color:var(--accent);text-decoration:none}.icon-btn-danger:hover{color:var(--danger)}.page{flex:1 1;min-width:0;padding:32px 40px}.page>main{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}.table-scroll{overflow-x:auto}.table-scroll table{min-width:max-content}.login-shell{min-height:100vh;justify-content:center;padding:24px}.login-card,.login-shell{display:flex;align-items:center}.login-card{width:100%;max-width:380px;flex-direction:column}.login-badge{width:52px;height:52px;border-radius:14px;background:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:18px;box-shadow:0 4px 14px rgba(37,99,235,.28);color:#fff}.login-card h1{font-size:18px;margin-bottom:2px}.login-sub{font-size:13px;color:var(--text-faint);margin-bottom:24px}.login-form{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}table{border-collapse:collapse;width:100%;margin-top:.75rem;font-size:.89rem}td,th{padding:.6rem .75rem;text-align:left;border-bottom:1px solid var(--border-soft)}th{color:var(--text-muted);font-weight:600;font-size:.76rem;text-transform:uppercase;letter-spacing:.03em;background:#fafbfc}tbody tr:hover{background:var(--bg)}td.num{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.row-actions{display:flex;gap:4px;justify-content:flex-end}.badge{display:inline-flex;align-items:center;padding:2px 9px;border-radius:99px;font-size:.74rem;font-weight:600}.badge-accent{background:var(--accent-tint);color:#4338ca}.badge-danger{background:var(--danger-bg);color:#b91c1c}.badge-ok{background:#ecfdf5;color:#047857}form label{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.9rem;max-width:26rem;font-size:.82rem;font-weight:600;color:var(--text-muted)}form label.block{max-width:100%}form.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0 1.1rem;gap:0 1.1rem;max-width:46rem}form.grid-2 label.block{grid-column:1/-1}input,select,textarea{padding:.5rem .6rem;font:inherit;font-weight:400;color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface)}input:disabled{background:var(--bg);color:var(--text-faint)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15)}input[type=checkbox]{width:auto;accent-color:var(--accent)}textarea{font-family:ui-monospace,monospace;font-size:.85rem}.btn,button{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem 1rem;font:inherit;font-weight:600;font-size:.87rem;border:1px solid transparent;border-radius:var(--radius-sm);background:var(--accent);color:#fff;cursor:pointer}button:hover{background:var(--accent-hover)}.btn-secondary{background:var(--surface);color:var(--text-muted);border-color:var(--border)}.btn-secondary:hover{background:var(--bg)}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:4px;flex-wrap:wrap}.search-box{position:relative}.search-box svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:#9ca3af}.search-box input{padding-left:34px;width:230px;font-size:.85rem}.error{color:var(--danger);background:var(--danger-bg);border:1px solid var(--danger-border);border-radius:8px;padding:.6rem .8rem;font-size:.9rem}.hint{gap:8px;color:var(--warn-text);background:var(--warn-bg);border:1px solid var(--warn-border);border-radius:8px;padding:.55rem .8rem;margin-bottom:1rem;font-size:.82rem}.giftcode-row,.hint{display:flex;align-items:center}.giftcode-row{gap:.5rem;margin-bottom:.5rem}.giftcode-row input{margin:0}