:root{font-synthesize:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}body{min-width:320px;min-height:100vh;margin:0;display:flex}h1,h2,h3,h4,p{margin:0}*{box-sizing:border-box}#root{width:100%;height:100vh;display:flex;overflow:hidden}button{cursor:pointer;color:inherit;font:inherit;background:0 0;border:none}
:root{--sidebar-w:380px;--bg-dark:#fcfcfc;--bg-sidebar:#fff;--bg-header:#fff;--primary:#00ef89;--primary-hover:#00d87a;--text-main:#000;--text-muted:#6b7280;--border:#e5e7eb;--input-bg:#f3f4f6}body{background-color:var(--bg-dark);color:var(--text-main);margin:0;font-family:Inter,system-ui,sans-serif;display:flex;overflow:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#00000026;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#00000040}.app-container{flex-direction:column;width:100vw;height:100vh;display:flex}.app-header{background-color:var(--bg-header);border-bottom:1px solid var(--border);z-index:20;justify-content:space-between;align-items:center;height:60px;padding:0 24px;display:flex}.header-left{align-items:center;gap:12px;display:flex}.logo-icon{background:var(--text-main);border-radius:8px;padding:6px;display:flex}.logo-link{color:inherit;align-items:center;gap:12px;text-decoration:none;display:flex}.header-title{color:var(--text-main);margin:0;font-size:18px;font-weight:800}.header-nav{align-items:center;gap:32px;height:100%;display:flex}.nav-item{color:#64748b;cursor:pointer;box-sizing:border-box;border-bottom:2px solid #0000;align-items:center;gap:8px;height:60px;padding:0 4px;font-size:15px;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-icon{align-items:center;display:flex}.nav-item:hover{color:var(--text-main)}.nav-item.active{color:var(--primary);border-bottom:2px solid var(--primary);font-weight:600}.header-right{align-items:center;gap:16px;display:flex}.header-link,.header-icon-link{color:var(--text-muted);font-size:14px;font-weight:600;text-decoration:none;transition:color .2s}.header-link:hover,.header-icon-link:hover{color:var(--text-main)}.main-content{flex:1;height:calc(100vh - 60px);display:flex;overflow:hidden}.sidebar{width:var(--sidebar-w);background-color:var(--bg-sidebar);border-right:1px solid var(--border);z-index:10;flex-direction:column;gap:32px;padding:24px;display:flex;overflow-y:auto;box-shadow:4px 0 24px #00000008}.canvas-area{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.canvas-scroll-container{align-items:center;gap:40px;width:100%;height:100%;padding:60px;display:flex;overflow:auto hidden}.preview-card-wrap{flex-shrink:0;position:relative}.export-canvas{transform-origin:0 0;flex-direction:column;flex-shrink:0;display:flex;position:relative;overflow:hidden;box-shadow:0 25px 50px -12px #00000040}.canvas-text-content{text-align:center;z-index:2;padding:8% 8% 0}.canvas-title{margin:0 0 2%;line-height:1.2}.canvas-subtitle{margin:0;line-height:1.4}.canvas-phone-frame{z-index:2;background-color:#000;border-style:solid;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden;box-shadow:0 25px 50px #00000080}.texture-overlay{pointer-events:none;z-index:1;position:absolute;inset:0}.texture-overlay.noise{opacity:.5;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.15'/%3E%3C/svg%3E")}.texture-overlay.grid{background-image:linear-gradient(90deg,#0000000d 1px,#0000 1px),linear-gradient(#0000000d 1px,#0000 1px);background-size:40px 40px}.texture-overlay.dots{background-image:radial-gradient(#0000001a 2px,#0000 2px);background-size:20px 20px}.canvas-phone-frame img{object-fit:cover;width:100%;height:100%;display:block}.section-title{text-transform:uppercase;color:var(--text-muted);letter-spacing:.05em;justify-content:space-between;align-items:center;margin-bottom:16px;font-size:13px;font-weight:600;display:flex}.control-group{flex-direction:column;gap:8px;margin-bottom:20px;display:flex}.control-group>label{color:var(--text-muted);justify-content:space-between;font-size:13px;display:flex}input[type=text],input[type=number]{background:var(--input-bg);border:1px solid var(--border);color:var(--text-main);box-sizing:border-box;border-radius:8px;outline:none;width:100%;padding:10px 14px;font-size:14px;transition:border-color .2s}input:focus{border-color:var(--primary)}.global-upload{background:var(--input-bg);text-align:center;cursor:pointer;box-sizing:border-box;border:2px dashed #d1d5db;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;width:100%;padding:32px 16px;transition:all .2s;display:flex;position:relative}.global-upload:hover{border-color:var(--primary);background:#00ef890d}.global-upload input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;top:0;left:0}.presets-grid{flex-wrap:wrap;gap:8px;display:flex}.preset-btn{background:var(--input-bg);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;border-radius:20px;padding:6px 12px;font-size:12px;font-weight:500;transition:all .2s}.preset-btn:hover{color:var(--text-main);background:#e5e7eb}.preset-btn.active{background:var(--primary);color:#000;border-color:var(--primary);font-weight:600}.swatches-grid{grid-template-columns:repeat(6,1fr);gap:8px;display:grid}.color-swatch{aspect-ratio:1;cursor:pointer;border:2px solid #0000;border-radius:50%;width:100%;transition:transform .2s}.color-swatch:hover{transform:scale(1.15)}.color-swatch.active{box-shadow:0 0 0 2px var(--bg-sidebar), 0 0 0 4px var(--text-main)}.bg-grid{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.bg-preset{cursor:pointer;border:2px solid #0000;border-radius:8px;height:48px;transition:transform .2s}.bg-preset:hover{transform:scale(1.05)}.bg-preset.active{border-color:var(--bg-sidebar);box-shadow:0 0 0 2px var(--text-main)}.screenshot-block{border:1px solid var(--border);background:#fff;border-radius:12px;margin-bottom:12px;padding:16px;box-shadow:0 2px 8px #00000008}.screenshot-block-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.screenshot-num{color:var(--text-main);font-size:13px;font-weight:600}.remove-btn{color:#f87171;cursor:pointer;background:0 0;border:none;align-items:center;gap:4px;font-size:12px;display:flex}.remove-btn:hover{color:#fca5a5}.slider-group{align-items:center;gap:12px;display:flex}.slider-group input[type=range]{accent-color:var(--primary);flex:1}.slider-group input[type=number]{text-align:center;width:60px;padding:6px}.download-btn{background:var(--primary);color:#000;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;width:100%;padding:14px;font-size:15px;font-weight:700;transition:all .2s;display:flex;box-shadow:0 4px 12px #00ef8940}.download-btn:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 16px #00ef8959}