:root{font-family:Arial,'Microsoft YaHei',sans-serif;color:#eeeee9;background:#0c0c0d;color-scheme:dark}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer;border:1px solid #39393c;background:#202022;color:#ddd;border-radius:6px;padding:9px 12px;font-size:11px}button:hover{background:#303033}button:disabled{opacity:.3;cursor:default}input,textarea,select{width:100%;background:#171719;border:1px solid #37373a;border-radius:5px;color:#e5e5e1;padding:11px;font-size:12px}textarea{resize:vertical}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #cbd5b1}.toolbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:17px 26px;background:#111113f5;border-bottom:1px solid #303032;backdrop-filter:blur(15px)}.brand{font-size:22px;font-weight:700;letter-spacing:-1px}.brand span{font-size:11px;letter-spacing:0;color:#999;font-weight:400;margin-left:10px}.toolbar>div{display:flex;gap:8px}.workspace{display:grid;grid-template-columns:345px minmax(0,1fr);max-width:2000px;margin:auto}aside{padding:30px 24px;border-right:1px solid #303032;background:#111113;min-width:0}.editor-heading>span{font-size:8px;letter-spacing:2px;color:#abb399}.editor-heading h1{font-weight:400;font-size:29px;line-height:1.45;letter-spacing:-1px;margin:16px 0}.editor-heading p,.helper{font-size:11px;color:#999;line-height:1.8}.field{display:block;margin-top:20px;font-size:11px;color:#bbb;line-height:2.4}.field>span{font-size:10px;color:#777}.settings{display:grid;grid-template-columns:1fr 1fr;gap:12px}.upload-zone{margin-top:25px;border:1px dashed #585b50;border-radius:7px;padding:20px;text-align:center;background:#c4d4aa07}.upload-zone label{display:block;cursor:pointer;padding:14px;background:#d0d7c2;color:#1b2016;border-radius:5px;font-size:13px}.upload-zone input{display:block;padding:8px 0 0;border:0;background:transparent;font-size:10px;max-width:100%;color:#999}.upload-zone input::file-selector-button{display:none}.upload-zone p{font-size:10px;color:#888;line-height:1.8;margin-bottom:0}.media-heading{display:flex;align-items:center;justify-content:space-between;margin-top:24px;gap:8px}.media-heading h2{font-size:12px;font-weight:400;margin:0}.media-heading h2>span{color:#8e9b79;margin-left:6px}.media-heading button{font-size:10px;padding:7px 8px}.media-item{border:1px solid #333338;border-radius:6px;padding:12px;margin-top:10px;background:#18181b}.item-top{display:flex;gap:10px;align-items:center}.thumbnail{width:45px;height:45px;object-fit:contain;background:#242429;flex-shrink:0;border-radius:3px}.file-info{min-width:0;flex:1}.filename{font-size:10px;overflow-wrap:anywhere;color:#ccc;line-height:1.5}.file-meta{font-size:9px;color:#888;margin-top:5px}.item-controls{display:flex;gap:6px;margin:10px 0}.item-controls button{padding:6px 9px;font-size:10px}.item-controls .remove{margin-left:auto;color:#bea7a1}.pair-label{display:flex;align-items:center;gap:7px;font-size:10px;color:#aaa;margin-top:9px}.pair-label input{width:auto;margin:0}.caption-input{font-size:10px;padding:8px;margin-top:3px}.privacy-note{font-size:10px;line-height:1.9;color:#929588;border-top:1px solid #333;margin-top:25px;padding-top:18px}#status{font-size:11px;line-height:1.8;color:#c9b496;overflow-wrap:anywhere}.preview-area{padding:24px;background:#1a1a1d;min-width:0}.preview-hint{display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#8e8e93;margin:0 auto 18px;max-width:1450px}.case-preview{--page-bg:#0c0c0d;--text:#efeee8;--muted:#96968f;--border:#2e2e30;background:var(--page-bg);color:var(--text);min-height:700px;max-width:1450px;margin:auto;box-shadow:0 10px 40px #0003;transition:max-width .3s}.case-preview.light{--page-bg:#f1efe8;--text:#252620;--muted:#75776c;--border:#d3d2c7;color-scheme:light}.case-shell{padding:25px 6% 50px}.case-preview.wide .case-shell{padding-left:3%;padding-right:3%}.case-topline{display:flex;justify-content:space-between;gap:12px;font-size:8px;color:var(--muted);border-bottom:1px solid var(--border);padding:5px 0 20px}.case-heading{padding:55px 0 40px}.eyebrow{font-size:10px;letter-spacing:1.5px;color:var(--muted)}.case-heading h2{font-size:clamp(26px,3.8vw,62px);font-weight:400;letter-spacing:-1.5px;line-height:1.3;margin:22px 0;overflow-wrap:anywhere;white-space:pre-wrap}.case-heading p{font-size:13px;line-height:2;color:var(--muted);max-width:650px;white-space:pre-wrap;overflow-wrap:anywhere}.media-row{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;margin-bottom:28px;align-items:start}.media-row.paired{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.media-row figure{margin:0;min-width:0}.media-row img,.media-row video{display:block;width:100%;height:auto;object-fit:contain;background:transparent}.media-row figcaption{font-size:10px;line-height:1.8;color:var(--muted);padding:10px 0 0;overflow-wrap:anywhere;white-space:pre-wrap}.media-row video{max-height:85vh;background:#000}.case-preview.seamless .media-row{margin-bottom:0;gap:0}.case-preview.seamless .media-row figcaption{padding:10px 0}.media-error{border:1px dashed var(--border);padding:25px;font-size:12px;line-height:1.8;color:var(--muted)}.empty-state{border:1px dashed var(--border);padding:55px 25px;text-align:center}.empty-state>span{font-size:9px;letter-spacing:2px;color:var(--muted)}.empty-state h3{font-size:30px;font-weight:400;line-height:1.4;letter-spacing:-1px}.empty-state p{font-size:11px;color:var(--muted);line-height:1.9}.empty-shapes{height:120px;display:flex;justify-content:center;align-items:end;gap:12px;margin:30px 0}.empty-shapes i{display:block;width:85px;height:65px;background:#80887144;border:1px solid #adb59d55}.empty-shapes i:nth-child(2){width:55px;height:110px}.empty-shapes i:nth-child(3){width:65px;height:85px}.case-end{border-top:1px solid var(--border);margin-top:45px;padding-top:25px}.case-end>span{font-size:8px;letter-spacing:2px;color:var(--muted)}.case-end p{font-size:11px;margin-top:20px}.mobile-preview .case-preview{max-width:390px}.mobile-preview .media-row.paired{grid-template-columns:1fr}.mobile-preview .case-heading h2{font-size:30px}.mobile-preview .case-heading{padding-top:35px}.preview-only .workspace{display:block}.preview-only aside{display:none}.preview-only .preview-area{padding:25px 5%}.preview-only .case-preview{max-width:1280px}.preview-only.mobile-preview .case-preview{max-width:390px}.preview-only .toolbar #previewToggle{background:#d0d7c2;color:#1b2016}@media(max-width:850px){.workspace{grid-template-columns:290px minmax(0,1fr)}aside{padding:24px 18px}.preview-area{padding:15px}.case-topline>span:last-child{font-size:6px}.media-row.paired{grid-template-columns:1fr}.case-heading h2{font-size:30px}}@media(max-width:640px){.toolbar{padding:14px 16px;flex-wrap:wrap}.brand{font-size:20px}.brand span{font-size:10px}.toolbar button{font-size:10px}.workspace{display:block}aside{border-right:0;border-bottom:1px solid #333}.preview-area{padding:15px 10px}.editor-heading h1{font-size:26px}.editor-heading h1 br{display:none}.case-heading{padding-top:35px}.case-heading h2{font-size:30px}.preview-only .preview-area{padding:15px 0}.case-shell{padding:20px 5% 30px}.empty-state h3{font-size:25px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}