:root{color-scheme:dark;--bg:#181a1d;--panel:#22252a;--muted:#a4a8ad;--lime:#c5ef84;--line:#ffffff14}*{box-sizing:border-box}body{margin:0;background:#101114;color:#fff;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}button,input,textarea{font:inherit}button{cursor:pointer;color:inherit;border:0;background:none}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--lime);outline-offset:4px}button:disabled{opacity:.4;cursor:wait}button[hidden]{display:none}#app{max-width:600px;min-height:100vh;margin:auto;background:var(--bg) url('assets/bg.jpg') center top/100% auto no-repeat;padding-bottom:130px}header{height:76px;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;border-bottom:0;font-size:16px}header button{padding:8px;font-size:14px;color:#d9dbde}#back{font-size:25px;padding:0 9px}.beta{font-size:10px;margin-left:5px;color:var(--lime)}#hero{padding:32px 26px 0}.eyebrow{font-size:10px;letter-spacing:3px;color:var(--lime);margin:0 0 14px}h1{font-size:32px;font-weight:500;letter-spacing:-1px;margin:0}.subtitle{font-size:14px;color:#bbbfc5;line-height:1.7;margin:10px 0 18px}.badge{display:inline-block;border:1px solid #ffffff20;border-radius:4px;padding:4px 8px;font-size:10px;color:#b5b9bf}#stage{position:relative;height:330px;margin-top:12px}#viewer{width:100%;height:100%;touch-action:none}#viewer canvas{display:block;width:100%;height:100%}#load-state{position:absolute;left:20px;right:20px;top:46%;text-align:center;color:#bac2c8;font-size:13px;pointer-events:none;line-height:1.8}#retry{position:absolute;top:62%;left:50%;transform:translateX(-50%);border:1px solid #79826a;padding:8px 20px;border-radius:30px}.stage-meta{position:absolute;left:26px;right:26px;bottom:0;display:flex;justify-content:space-between;align-items:center;color:#858b94;font-size:11px;pointer-events:none}#car-label{color:#e3e5e9;font-size:16px;letter-spacing:2px}#content{padding:26px}.work-title{font-size:19px;line-height:1.5;font-weight:400;margin:7px 0 12px}.caption{font-size:12px;color:#858b94;line-height:1.8;margin:0}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-heading h2{font-size:18px;font-weight:500;margin:0}.section-heading span{font-size:11px;color:var(--muted)}footer{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:600px;padding:19px 26px max(24px,env(safe-area-inset-bottom));background:#191d20ed;backdrop-filter:blur(16px);border-top:1px solid var(--line);z-index:5}.primary{background:#fff;color:#171b1e;border-radius:28px;min-height:48px;padding:12px 22px;width:100%;font-size:15px;font-weight:500}.primary.lime{background:var(--lime)}.secondary{border:1px solid #ffffff29;border-radius:25px;padding:12px 20px;font-size:13px;min-height:44px}.footer-row{display:flex;gap:10px}.footer-row .secondary{white-space:nowrap}.footer-note{text-align:center;color:#7d848b;font-size:10px;margin:10px 0 0}.cars{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.car-card{border:1px solid #ffffff12;background:linear-gradient(145deg,#2f3339,#22252a);border-radius:12px;min-height:97px;text-align:left;padding:17px 12px}.car-card strong{display:block;font-size:19px;letter-spacing:1px;margin-bottom:8px}.car-card span{color:#9298a2;font-size:10px}.car-card.active{border-color:var(--lime);background:linear-gradient(145deg,#3a4230,#232820)}.consent{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:23px;font-size:11px;color:#aeb4bb}.consent input{accent-color:var(--lime);width:16px;height:16px}.link{color:var(--lime);padding:0}.tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-bottom:20px}.tabs button{font-size:13px;color:#959ba3;padding:0 0 12px}.tabs button.active{color:var(--lime);border-bottom:2px solid var(--lime)}.colors{display:flex;gap:15px;flex-wrap:wrap;padding:4px}.color{height:34px;width:34px;border-radius:50%;background:var(--swatch);box-shadow:inset 0 0 0 1px #ffffff20}.color.active{outline:2px solid var(--lime);outline-offset:4px}.color-label{font-size:11px;color:#959ba3;margin:15px 0 0}.patterns{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.pattern{padding:0;text-align:center;color:#b3b8bf;font-size:11px}.pattern i{display:block;height:56px;border-radius:9px;background:var(--pattern);border:2px solid transparent;margin-bottom:7px}.pattern.active i{border-color:var(--lime)}textarea,input[type=text]{width:100%;color:#fff;background:#16191d;border:1px solid #ffffff20;border-radius:10px;padding:12px;resize:vertical;line-height:1.7;font-size:13px}textarea{min-height:78px}.hint{color:#959ba3;font-size:11px;line-height:1.7;margin:10px 0 14px}.upload{border:1px dashed #757d69;display:block;border-radius:12px;padding:24px;text-align:center;color:var(--lime);cursor:pointer}.upload input{display:none}.name-field{margin-top:24px}.name-field label{display:block;font-size:12px;color:#9aa2ad;margin-bottom:10px}.library-card{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:18px;margin-bottom:12px;display:flex;gap:14px;align-items:center}.library-swatch{width:54px;height:54px;border-radius:9px;background:var(--swatch);flex-shrink:0}.library-info{flex:1;min-width:0}.library-info strong{font-size:14px;font-weight:500;word-break:break-word}.library-info p{font-size:11px;color:var(--muted);margin:8px 0 0}.library-card button{color:var(--lime);font-size:12px;padding:8px}.library-card .delete{color:#9298a2}.empty{text-align:center;padding:30px 10px;color:#959ba3;font-size:13px}#toast{position:fixed;z-index:10;bottom:145px;left:50%;transform:translate(-50%,10px);background:#e7ece4;color:#202820;border-radius:20px;padding:10px 18px;max-width:90%;font-size:12px;opacity:0;pointer-events:none;transition:.2s}#toast.visible{opacity:1;transform:translate(-50%,0)}dialog{max-width:360px;width:calc(100% - 40px);color:#e8ebef;background:#252a30;border:1px solid #ffffff20;border-radius:18px;padding:24px}dialog::backdrop{background:#0009}dialog h2{font-size:19px}dialog p{font-size:13px;line-height:1.9;color:#b5bcc6}dialog button{margin-top:12px}@media(min-width:650px){#app{box-shadow:0 0 100px #0008}#hero{padding-top:36px}#stage{height:390px}}@media(max-width:360px){.cars{grid-template-columns:repeat(2,1fr)}h1{font-size:28px}#stage{height:280px}.patterns{gap:7px}}
/* 创作页：按原版的固定车型预览与四面区域布局 */
.editing{padding-bottom:150px}.editing header{height:48px;padding:8px 22px;background:#66717e80}.editing #stage{position:sticky;top:0;z-index:3;height:310px;margin:0;background:linear-gradient(#747f8d,#30363c);border-bottom:0}.editing .stage-meta{bottom:9px;font-size:10px;color:#a1a8af}.editing #content{padding:22px 24px 34px;background:#1c2024}.editing .editor-tip{font-size:12px;line-height:1.8;color:#9ca2aa;margin:0 0 30px}.editing .module-title{font-size:18px;font-weight:400;margin:0 0 20px}.original-colors{display:flex;gap:17px;overflow-x:auto;padding:4px 4px 28px;margin:0 -4px}.original-color{flex:0 0 45px;padding:0;text-align:center}.original-color i{display:block;width:39px;height:39px;margin:0 auto 11px;border-radius:50%;background:var(--swatch);outline:1px solid #ffffff0d;outline-offset:3px}.original-color.active i{outline-color:#e4e6e9;outline-width:2px}.original-color span{display:block;font-size:10px;color:#90969f;white-space:nowrap}.original-color.active span{color:white}.editing .tabs{gap:25px;padding-top:9px;margin-bottom:30px}.editing .tabs button{font-size:16px;color:#9a9fa5}.editing .tabs button.active{color:white;border-color:white}.region-card{margin-bottom:28px}.region-heading{display:flex;align-items:center;gap:12px;margin-bottom:11px}.region-name{font-size:20px;font-weight:400;margin-right:auto;padding:0}.region-control{position:relative;display:block;border:1px solid #ffffff63;border-radius:22px;font-size:13px;padding:5px 15px;cursor:pointer;color:#eee}.region-control input{position:absolute;inset:0;opacity:0;width:100%;cursor:pointer}.region-preview{position:relative;width:100%;overflow:hidden;background:#343940;cursor:pointer}.region-preview>img{position:absolute;inset:0;width:100%;height:100%;object-fit:fill}.region-preview .region-mask{z-index:2;pointer-events:none}.region-mask.mirrored{transform:scaleX(-1)}.region-placeholder{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:12px;color:#ddd;z-index:1;white-space:nowrap}.editing footer{background:#1c2024f2;padding:19px 24px 22px}.editing footer .primary{border-radius:3px;height:49px}.editing footer .secondary{font-size:11px;padding:10px 12px;border-radius:3px}.editing #viewer{height:100%}#crop-dialog{max-width:540px;width:calc(100% - 24px);max-height:92vh;overflow:auto;padding:22px}#crop-preview{display:block;width:100%;height:auto;max-height:34vh;object-fit:contain;background:#111;touch-action:none;cursor:move;margin:12px 0 18px}#crop-dialog>label{display:flex;align-items:center;gap:14px;font-size:12px;color:#b8bdc5;margin:15px 0}#crop-dialog input{flex:1;accent-color:#eee}#crop-dialog .footer-row{margin-top:20px}#crop-dialog .footer-row button{margin:0}#crop-dialog .primary{border-radius:6px}#crop-dialog .secondary{border-radius:6px}.editing .name-field{border-top:1px solid #ffffff10;padding-top:20px}.editing .patterns{grid-template-columns:repeat(4,1fr)}@media(min-width:650px){.editing #stage{height:375px}}@media(max-width:360px){.editing #stage{height:265px}.editing #content{padding:20px}.region-control{padding:5px 11px}}
#fill-dialog p{font-size:13px;line-height:1.8;color:#aab1ba}#fill-dialog .footer-row,#save-dialog .footer-row{margin-top:24px}#fill-dialog .footer-row button,#save-dialog .footer-row button{margin-top:0;border-radius:5px}#save-dialog input{margin-top:10px}#save-dialog .hint{display:block;margin-bottom:0}.editing footer #save{max-width:365px;margin:auto}.editing footer #export{position:absolute;right:24px;top:-28px;border:0;color:#969ca6;min-height:0;padding:0;font-size:10px}.editing footer .footer-note{margin:9px 0 0}
.ai-welcome{font-size:13px;line-height:1.9;color:#b2b8be;margin:0 0 30px}.ai-styles{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:18px 0 35px}.ai-style{height:106px;border:1px solid #ffffff20;border-radius:5px;background-size:cover;background-position:center;font-size:15px;display:flex;align-items:flex-end;justify-content:center;padding:10px}.ai-style.active{border:2px solid #fff}.keyword-heading{margin-top:8px}.keyword-heading h2{font-size:16px}.keyword-heading button{font-size:12px}.keyword-box{font-size:13px;line-height:2.3;border-radius:10px;padding:18px 15px;margin:15px 0;background:linear-gradient(135deg,#33434f,#283038);color:#d7e0e6}

/* 原编辑页固定预览、独立滚动区域 */
.editing{height:100dvh;min-height:0;padding-bottom:0;display:flex;flex-direction:column;background-position:center top}
.editing header,.editing #stage,.editing footer{flex-shrink:0}
.editing #stage{height:auto;aspect-ratio:750/574}
.editing #content{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:none;padding-top:0}
.editing #content::-webkit-scrollbar{display:none}
.editing footer{position:relative;left:auto;bottom:auto;transform:none;width:100%;border-top:0}
.editing .tabs{border-bottom:0;align-items:center;padding-top:0;gap:16px}
.editing .tabs #tab-upload{margin-right:auto;font-size:18px;color:#fff;border:0;padding:0}
.editing .tabs #tab-patterns{font-size:11px;border:0;padding:0;color:#90969f}
.editing .tabs #tab-ai{font-size:12px;background:#fff;color:#181916;border:0;border-radius:20px;padding:5px 12px}
.editing .editor-tip .link{color:#5a960a}
#ai-dialog .footer-row{margin-top:20px}#ai-dialog .footer-row button{margin-top:0;border-radius:5px}
#hero .eyebrow,#hero .badge{display:none}#hero{padding:24px 24px 0}h1{font-size:28px;font-weight:400}.subtitle{margin-bottom:0}
#stage{height:auto;aspect-ratio:750/574}#content{padding-top:45px}.editing #content{padding-top:0}
#diy{max-width:365px;border-radius:4px;display:block;margin:auto}