:root{--bg: #ffffff;--bg-elevated: #ffffff;--surface: #f7f7f8;--surface-hover: #efeff1;--fg: #0a0a0a;--fg-secondary: #525252;--muted: #8c8c8c;--border: #e6e6e8;--border-strong: #d1d1d5;--accent: #0a0a0a;--accent-fg: #ffffff;--accent-hover: #2a2a2a;--danger: #c1272d;--danger-fg: #ffffff;--danger-surface: #fdf3f3;--success: #1a7a3a;--success-surface: #f1f8f3;--warning: #8a6300;--warning-surface: #fdf8ec;--ring: rgba(10, 10, 10, .12);--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .04);--maxw: 1080px;--header-h: 60px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Rob, "Helvetica Neue", Arial, sans-serif;--mono: "SF Mono", "Cascadia Code", Consolas, monospace}[data-theme=dark]{--bg: #0c0c0d;--bg-elevated: #161617;--surface: #18181a;--surface-hover: #222225;--fg: #f4f4f5;--fg-secondary: #b5b5b8;--muted: #7a7a7e;--border: #2a2a2e;--border-strong: #3a3a3f;--accent: #f4f4f5;--accent-fg: #0c0c0d;--accent-hover: #dcdce0;--danger: #ff6b6b;--danger-fg: #0c0c0d;--danger-surface: #2a1517;--success: #5bd88a;--success-surface: #15281d;--warning: #e0c14b;--warning-surface: #2a2410;--ring: rgba(244, 244, 245, .16);--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35)}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit;font-size:inherit}#app{min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}.main{flex:1;padding:40px 0 80px}.center-wrap{min-height:calc(100vh - var(--header-h));display:flex;align-items:center;justify-content:center;padding:40px 24px}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.header{height:var(--header-h);border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(8px)}.header-inner{height:100%;justify-content:space-between;display:flex;align-items:center;gap:20px}.logo{height:26px;width:auto;display:block;flex-shrink:0}.header-spacer{flex:1}.header-user{display:flex;align-items:center;gap:8px;padding:4px 12px;border-radius:999px;background:var(--surface)}.header-avatar{width:24px;height:24px;border-radius:50%;object-fit:cover}.header-username{font-size:13px;font-weight:500;color:var(--fg-secondary)}.header-nav{display:flex;align-items:center;gap:6px;flex-shrink:0}.header-link{padding:7px 12px;border-radius:var(--radius-sm);color:var(--fg-secondary);font-size:14px;font-weight:500;white-space:nowrap;transition:background .15s,color .15s}.header-link:hover{background:var(--surface);color:var(--fg)}.header-link.active{color:var(--fg);background:var(--surface)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-elevated);color:var(--fg);font-size:14px;font-weight:500;transition:background .15s,border-color .15s,opacity .15s;white-space:nowrap}.btn:hover{background:var(--surface)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{background:var(--danger);color:var(--danger-fg);border-color:var(--danger)}.btn-danger:hover{opacity:.9;background:var(--danger)}.btn-success{background:var(--success);color:#fff;border-color:var(--success)}.btn-success:hover{opacity:.9}.btn-ghost{border-color:transparent}.btn-ghost:hover{background:var(--surface)}.btn-sm{padding:5px 10px;font-size:13px}.btn-block{width:100%}.form{display:flex;flex-direction:column;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{font-size:13px;font-weight:500;color:var(--fg-secondary)}input[type=text],input[type=email],input[type=password],input[type=number],input[type=tel],input[type=url],textarea,select{width:100%;padding:10px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg);color:var(--fg);transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--ring)}input::placeholder{color:var(--muted)}.checkbox-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--fg-secondary)}.checkbox-row input{margin-top:2px}.auth-card{width:100%;max-width:420px;padding:36px}.auth-logo{height:30px;margin:0 auto 24px;display:block}.auth-title{font-size:22px;font-weight:600;text-align:center;margin-bottom:6px}.auth-subtitle{font-size:14px;color:var(--muted);text-align:center;margin-bottom:20px}.auth-card p{text-align:center;margin-top:0;margin-bottom:24px;color:var(--muted)}.auth-card p:last-child{margin-bottom:0}.auth-foot{text-align:center;margin-top:16px;margin-bottom:0;font-size:13px;color:var(--muted)}.auth-foot a{color:var(--fg);font-weight:500;border-bottom:1px solid var(--border-strong)}.alert{padding:12px 14px;border-radius:var(--radius-sm);font-size:14px;border:1px solid var(--border)}.alert-error{background:var(--danger-surface);border-color:var(--danger);color:var(--danger)}.alert-success{background:var(--success-surface);border-color:var(--success);color:var(--success)}.alert-warning{background:var(--warning-surface);border-color:var(--warning);color:var(--warning)}.alert-info{background:var(--surface)}.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:500;border:1px solid var(--border-strong);color:var(--fg-secondary)}.badge-success{color:var(--success);border-color:var(--success)}.badge-warning{color:var(--warning);border-color:var(--warning)}.badge-danger{color:var(--danger);border-color:var(--danger)}.badge-info{color:var(--accent);border-color:var(--accent)}.dash-grid{display:grid;grid-template-columns:220px 1fr;gap:32px}.dash-nav{display:flex;flex-direction:column;gap:2px;position:sticky;top:calc(var(--header-h) + 24px)}.dash-nav-link{padding:8px 12px;border-radius:var(--radius-sm);color:var(--fg-secondary);font-size:14px;font-weight:500}.dash-nav-link:hover,.dash-nav-link.active{background:var(--surface);color:var(--fg)}.msg-dot{display:inline-block;width:8px;height:8px;margin-left:6px;border-radius:50%;background:var(--danger);vertical-align:middle}.msg-dot.hidden{display:none}.dash-section{margin-bottom:36px}.dash-section-title{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:14px}.panel{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.panel+.panel{margin-top:16px}.panel-title{font-size:16px;font-weight:600;margin-bottom:4px}.panel-desc{font-size:13px;color:var(--muted);margin-bottom:20px}.kv{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.kv:last-child{border-bottom:none}.kv-label{color:var(--fg-secondary);font-size:14px}.kv-value{font-weight:500;font-size:14px}.avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;border:1px solid var(--border);background:var(--surface)}.avatar-lg{width:96px;height:96px}.avatar-sm{width:36px;height:36px}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border)}.table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}.table tr:hover td{background:var(--surface)}.toast-wrap{position:fixed;bottom:24px;right:24px;z-index:100;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 16px;border-radius:var(--radius-sm);background:var(--bg-elevated);border:1px solid var(--border-strong);box-shadow:var(--shadow);font-size:14px;max-width:360px;animation:toast-in .2s ease}.toast-error{border-color:var(--danger)}.toast-success{border-color:var(--success)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.spinner{width:18px;height:18px;border:2px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen{display:flex;align-items:center;justify-content:center;height:60vh;gap:12px;color:var(--muted)}.page-title{font-size:26px;font-weight:600;margin-bottom:4px}.page-desc{color:var(--muted);margin-bottom:28px}.mono{font-family:var(--mono);font-size:13px}.muted{color:var(--muted)}.text-sm{font-size:13px}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.ml-8{margin-left:8px}.mb-16{margin-bottom:16px}.divider{height:1px;background:var(--border);margin:20px 0}.qr-wrap{display:flex;justify-content:center;padding:12px;background:#fff;border-radius:var(--radius-sm);width:fit-content;margin:0 auto}.hidden{display:none!important}.stat-row{display:flex;gap:16px;flex-wrap:wrap}.stat-card{flex:1;min-width:140px;padding:20px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);transition:border-color .2s,transform .15s}.stat-card:hover{border-color:var(--border-strong);transform:translateY(-1px)}.stat-card-label{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:6px}.stat-card-value{font-size:26px;font-weight:700;letter-spacing:-.02em}.table-hover tbody tr{transition:background .15s}.table-hover tbody tr:hover{background:var(--surface)}.panel{transition:border-color .2s}.panel:hover{border-color:var(--border-strong)}.btn{transition:opacity .15s,transform .1s}.btn:active{transform:scale(.98)}input[type=text]:focus,input[type=email]:focus,input[type=password]:focus,input[type=number]:focus,input[type=date]:focus,input[type=url]:focus,input[type=file]:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #3b82f61f}.dash-nav-link{transition:background .15s,color .15s;border-left:2px solid transparent}.dash-nav-link.active{border-left-color:var(--accent)}.upload-field{padding:16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);transition:border-color .2s}.upload-field:hover{border-color:var(--border-strong)}.upload-hint{margin-bottom:12px}.upload-input{width:100%;padding:10px;border:1px dashed var(--border-strong)!important;border-radius:var(--radius-sm);background:var(--bg-elevated);cursor:pointer;transition:border-color .2s,background .2s}.upload-input:hover{border-color:var(--accent)!important;background:#3b82f60a}.upload-input::-webkit-file-upload-button{padding:6px 14px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;font-size:13px;font-weight:500;cursor:pointer;margin-right:10px}.upload-input::-moz-file-upload-button{padding:6px 14px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;font-size:13px;font-weight:500;cursor:pointer;margin-right:10px}.upload-progress{display:flex;align-items:center;gap:10px;margin-top:8px;height:20px}.upload-progress-fill{height:6px;border-radius:3px;background:var(--accent);transition:width .3s ease;min-width:0;flex:1}.upload-progress-text{font-size:12px;color:var(--muted);white-space:nowrap;min-width:36px;text-align:right}.upload-status{margin-top:8px}.upload-file-info{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}.upload-file-name{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload-remove{flex-shrink:0;color:var(--danger)!important}.upload-fallback{margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}.upload-fallback-label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.upload-fallback-input{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated);font-size:14px}.login-hero{min-height:calc(100vh - var(--header-h));display:flex;align-items:center;padding:48px 0 64px;background:radial-gradient(ellipse 600px 400px at 85% 15%,rgba(59,130,246,.1),transparent),radial-gradient(ellipse 500px 300px at 10% 90%,rgba(59,130,246,.06),transparent),var(--bg)}.login-content{max-width:480px}.login-label{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}.login-title{font-size:42px;font-weight:700;line-height:1.1;letter-spacing:-.03em;margin:0 0 16px}.login-lead{font-size:17px;color:var(--fg-secondary);line-height:1.5;margin:0 0 28px}.btn-lg{padding:14px 24px;font-size:16px}.login-btn{min-width:220px}.login-note{margin:14px 0 0;font-size:13px;color:var(--muted)}.login-note a{color:var(--fg-secondary);text-decoration:underline}@media (max-width: 640px){.login-hero{align-items:flex-start;padding:28px 0 40px}.login-title{font-size:30px}.login-lead{font-size:15px;margin-bottom:24px}.login-btn{width:100%;min-width:auto}}@media (max-width: 760px){.dash-grid{grid-template-columns:1fr}.dash-nav{position:static;flex-direction:row;flex-wrap:wrap}.field-row{grid-template-columns:1fr}.container{padding:0 16px}.header-inner{gap:8px}.logo{height:20px}.header-link{padding:6px 8px;font-size:13px}}