:root{--bg: #f4f6fb;--card: #ffffff;--border: #e3e8f0;--text: #1f2937;--text-2: #6b7280;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--radius: 14px;--shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px -12px rgba(16, 24, 40, .12)}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;padding:0}body{font-family:PingFang SC,Microsoft YaHei,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}.wrap{max-width:1080px;margin:0 auto;padding:0 20px;width:100%}.site-header{background:linear-gradient(135deg,#1e3a8a,#2563eb 55%,#3b82f6);color:#fff;padding:28px 0 84px}.site-header .wrap{display:flex;align-items:center;gap:16px}.logo-mark{width:52px;height:52px;border-radius:12px;background:#ffffff29;border:1px solid rgba(255,255,255,.35);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:19px;letter-spacing:1px;flex:none}.site-header h1{margin:0;font-size:22px}.subtitle{margin:2px 0 0;font-size:13px;opacity:.85}.layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:20px;margin-top:-56px;padding-bottom:40px;flex:1;position:relative}.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.tab{border:1px solid var(--border);background:#f8fafc;color:var(--text-2);padding:7px 14px;border-radius:999px;font-size:13.5px;cursor:pointer;transition:all .15s}.tab:hover{border-color:#c7d2fe;color:var(--primary)}.tab.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:500}.field{display:block;margin-bottom:14px}.field>span{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px}.field>span b{color:var(--primary);font-weight:600}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}input[type=text],input[type=tel],input[type=email],textarea,select{width:100%;border:1px solid var(--border);border-radius:10px;padding:9px 12px;font-size:14px;font-family:inherit;color:var(--text);background:#fff;outline:none;transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1f}textarea{resize:vertical}.hint{font-size:12.5px;color:var(--text-2);margin:4px 0 0}.gen-row{display:flex;align-items:center;gap:12px;margin:4px 0 18px}.btn-primary{background:var(--primary);color:#fff;border:none;border-radius:10px;padding:10px 22px;font-size:14.5px;font-weight:500;cursor:pointer;transition:background .15s}.btn-primary:hover{background:var(--primary-hover)}.btn-ghost{background:#fff;color:var(--primary);border:1px solid #c7d2fe;border-radius:10px;padding:9px 18px;font-size:14px;cursor:pointer;transition:background .15s}.btn-ghost:hover{background:#eff6ff}.gen-error{color:var(--danger);font-size:13px}.advanced{border-top:1px solid var(--border);padding-top:14px;margin-bottom:6px}.advanced summary{cursor:pointer;font-size:14px;font-weight:600;color:var(--text);user-select:none}.adv-body{padding-top:14px}.presets{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.preset{border:2px solid var(--border);border-radius:12px;background:#fff;padding:8px 4px 6px;cursor:pointer;text-align:center;transition:border-color .15s,transform .1s}.preset:hover{transform:translateY(-1px);border-color:#c7d2fe}.preset.active{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1f}.preset-swatch{width:100%;height:34px;border-radius:8px;margin-bottom:5px;border:1px solid rgba(0,0,0,.06)}.preset-name{font-size:12px;color:var(--text-2)}.preset.active .preset-name{color:var(--primary);font-weight:600}.logo-row{display:flex;gap:10px;margin-bottom:12px}.logo-upload{display:inline-block}input[type=range]{width:100%;accent-color:var(--primary)}input[type=color]{width:100%;height:38px;border:1px solid var(--border);border-radius:10px;background:#fff;padding:4px;cursor:pointer}.check{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);cursor:pointer}.check input{accent-color:var(--primary)}.result-panel{display:flex;flex-direction:column}.panel-title{margin:0 0 14px;font-size:16px}.preview-box{background:repeating-conic-gradient(#eef1f6 0% 25%,#fff 0% 50%) 0 0 / 22px 22px;border:1px dashed var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;padding:18px;min-height:300px}#previewCanvas{width:100%;max-width:340px;height:auto;border-radius:8px;background:#fff;box-shadow:0 4px 18px -6px #1018282e}.preview-empty{text-align:center;color:#9ca3af;padding:30px 0}.empty-icon{font-size:46px;line-height:1;margin-bottom:8px}.preview-empty p{margin:0;font-size:13.5px}.meta-line{font-size:12.5px;color:var(--text-2);margin-top:12px}.download-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:end;margin-top:14px}.download-row .field{margin-bottom:0}.tips{margin:18px 0 0;padding-left:18px;color:var(--text-2);font-size:12.5px}.tips li{margin-bottom:4px}.mode-tabs{margin-bottom:16px}.mode-tabs .tab{font-size:14px;padding:8px 20px}.layout.single-col{grid-template-columns:minmax(0,1fr)}.batch-style-hint{display:flex;align-items:center;gap:14px;background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:10px 14px;margin-bottom:14px}#batchStylePreview{width:60px;height:60px;flex:none;background:#fff;border:1px solid var(--border);border-radius:8px}.batch-style-text{font-size:13px;color:var(--text-2);line-height:1.7}.batch-style-text b{color:var(--primary);font-size:13.5px;display:block}.batch-import-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}.batch-upload{display:inline-block;cursor:pointer}.batch-summary{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534;border-radius:10px;padding:10px 14px;font-size:13.5px;margin-bottom:12px}.batch-summary b{font-size:15px}.batch-preview-wrap{border:1px solid var(--border);border-radius:10px;overflow:auto;max-height:260px;margin-bottom:14px}.batch-table{width:100%;border-collapse:collapse;font-size:13px}.batch-table th,.batch-table td{text-align:left;padding:7px 12px;border-bottom:1px solid var(--border);white-space:nowrap}.batch-table th{background:#f8fafc;color:var(--text-2);font-weight:600;position:sticky;top:0}.batch-table td.c-content{color:var(--text)}.batch-table td.c-name{color:var(--text-2)}.batch-table tr.more td{color:#9ca3af;font-style:italic}.batch-progress{margin:4px 0 14px}.progress-track{height:8px;background:#eef1f6;border-radius:999px;overflow:hidden}.progress-fill{height:100%;width:0;background:linear-gradient(90deg,#2563eb,#3b82f6);border-radius:999px;transition:width .15s}.progress-text{font-size:12.5px;color:var(--text-2);display:block;margin-top:6px}.batch-result{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:12px 14px;font-size:13.5px}.batch-result-title b{color:var(--primary);font-size:15px}.batch-fail-title{margin-top:10px;color:var(--danger);font-weight:600;font-size:13px}.batch-result ul{margin:6px 0 0;padding-left:18px;color:var(--text-2);font-size:12.5px}.batch-result li{margin-bottom:3px}.site-footer{border-top:1px solid var(--border);padding:16px 0 22px;text-align:center;color:var(--text-2);font-size:12.5px;background:#fff}.site-footer a{color:var(--primary);text-decoration:none}@media(max-width:860px){.layout{grid-template-columns:1fr}.site-header{padding-bottom:76px}.presets{grid-template-columns:repeat(4,1fr)}.download-row{grid-template-columns:1fr}.download-row .btn-primary,.download-row .btn-ghost{width:100%}}@media(max-width:480px){.field-row{grid-template-columns:1fr}.presets{grid-template-columns:repeat(2,1fr)}.panel{padding:16px}}