*{box-sizing:border-box}
:root{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#171719;background:#f7f7f8;font-size:14px;--violet:#6d4aff;--ink:#171719;--muted:#73737b;--line:#e8e8ec;--panel:#fff;--soft:#f2f2f4;--green:#149766}
html{scroll-behavior:smooth}body{margin:0;background:#f7f7f8}button,textarea,select{font:inherit}button{cursor:pointer;color:inherit}button:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid #8065ff;outline-offset:3px}[hidden]{display:none!important}h1,h2,p{margin:0}.app-shell{display:grid;grid-template-columns:184px minmax(0,1fr);min-height:100vh}.side-rail{position:sticky;top:0;height:100vh;background:#f1f1f3;border-right:1px solid #e3e3e7;padding:24px 14px 18px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;align-items:center;gap:10px;padding:0 9px 31px;color:#1c1c1f;text-decoration:none;font-size:13px;font-weight:750}.brand-glyph{display:grid;place-items:center;width:30px;height:30px;color:#fff;background:#171719;border-radius:7px;font-size:14px}.side-rail nav{display:grid;gap:5px}.rail-item,.rail-foot a{width:100%;border:0;background:transparent;text-decoration:none;padding:11px 12px;display:flex;align-items:center;gap:11px;border-radius:7px;font-size:13px;color:#64646b;text-align:left}.rail-item:hover,.rail-foot a:hover{background:#e8e8eb;color:#171719}.rail-item.active{background:#fff;color:#171719;box-shadow:0 1px 3px #18181c0b;font-weight:650}.rail-icon{display:grid;place-items:center;width:18px;height:18px;font-size:16px}.rail-foot{margin-top:auto;display:grid;gap:13px}.service-dot{font-size:11px;color:#8a8a92;padding:0 12px;display:flex;align-items:center;gap:7px}.service-dot i{width:6px;height:6px;border-radius:50%;background:#23b27f;box-shadow:0 0 0 3px #23b27f19}main{min-width:0}.topbar{height:80px;background:#fff;border-bottom:1px solid #ececef;display:flex;align-items:center;padding:0 34px;position:sticky;top:0;z-index:15}.model-switch{display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:8px 10px;border-radius:7px;text-align:left}.model-switch:hover{background:#f4f4f6}.model-logo{display:grid;place-items:center;width:31px;height:31px;border-radius:7px;color:#fff;background:linear-gradient(145deg,#7355ff,#4d7dff)}.model-switch>span:nth-child(2){display:grid;gap:2px}.model-switch strong{font-size:14px}.model-switch small{font-size:10px;color:#94949c;font-family:Consolas,monospace}.model-switch>b{font-weight:400;color:#8c8c94;margin-left:2px}.model-menu{position:fixed;z-index:30;top:68px;left:203px;width:290px;padding:7px;background:#fff;border:1px solid #e2e2e6;border-radius:8px;box-shadow:0 18px 60px #1616211c}.model-menu button{border:0;background:transparent;width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px;border-radius:6px;text-align:left}.model-menu button:hover{background:#f5f5f7}.model-menu button.selected{background:#f0edff;color:#5d3fe6}.model-menu button span{font-weight:650}.model-menu button small{display:block;color:#8b8b92;font-weight:400;margin-top:4px}.model-menu button b{color:#6747f5}.top-actions{margin-left:auto;display:flex;align-items:center;gap:14px}.secure-note{font-size:11px;color:#92929a}.history-button{border:1px solid #dedee3;background:#fff;border-radius:7px;padding:9px 13px;font-size:12px}.history-button span{display:inline-grid;place-items:center;background:#171719;color:#fff;border-radius:50%;height:18px;min-width:18px;padding:0 4px;margin-left:5px;font-size:10px}.mobile-menu{display:none;border:0;background:transparent;font-size:20px}.create-section{min-height:570px;padding:112px 32px 64px;display:flex;flex-direction:column;align-items:center;background:#fff}.intro{text-align:center;margin-bottom:30px}.intro-mark,.kicker{display:block;color:#7a5df4;font-size:10px;font-weight:750;letter-spacing:1.8px;margin-bottom:10px}.intro h1{font-size:32px;line-height:1.35;font-weight:650;letter-spacing:0}.intro p{margin-top:10px;color:#85858d;font-size:14px}.composer{width:min(900px,100%);background:#fff;border:1px solid #dedee4;border-radius:8px;box-shadow:0 17px 46px #2222370c,0 1px 2px #2222370a;padding:14px 14px 12px;position:relative}.composer:before{content:"";position:absolute;inset:-1px 15% auto;height:1px;background:linear-gradient(90deg,transparent,#72d6de,#8a6fff,transparent)}.reference-row{display:flex;gap:9px;overflow-x:auto;padding-bottom:5px;min-height:66px}.reference-add,.reference-preview{width:76px;height:62px;border-radius:7px;flex:0 0 auto}.reference-add{border:1px dashed #d8d8df;background:#f7f7f8;display:grid;place-items:center;align-content:center;gap:2px;color:#7f7f88;cursor:pointer}.reference-add:hover{border-color:#795df4;background:#f5f2ff;color:#6245e1}.reference-add span{font-size:19px;line-height:1}.reference-add b{font-size:10px;font-weight:600}.reference-add small{font-size:8px;color:#aaaab1}.reference-preview{position:relative;overflow:hidden;border:1px solid #dedee3}.reference-preview img{width:100%;height:100%;object-fit:cover}.reference-preview button{position:absolute;right:3px;top:3px;width:19px;height:19px;border:0;border-radius:50%;background:#151519c9;color:white;line-height:18px;padding:0}.composer textarea{width:100%;height:116px;border:0;resize:none;outline:0;padding:16px 4px 3px;color:#202024;line-height:1.8;font-size:14px}.composer textarea::placeholder{color:#b0b0b6}.prompt-meta{height:27px;display:flex;justify-content:flex-end;align-items:center;gap:12px;color:#aaaab1;font-size:10px;border-bottom:1px solid #eeeeF1}.prompt-meta button,.text-action{border:0;background:transparent;color:#8a8a93;font-size:11px}.prompt-meta button:hover,.text-action:hover{color:#5e42db}.composer-footer{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:12px}.parameters{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.select-wrap{display:flex;align-items:center;gap:2px;padding:0 4px;border-right:1px solid #ececf0;height:34px}.select-wrap>span{color:#a0a0a8;font-size:10px}.select-wrap select{border:0;background:transparent;outline:0;font-size:11px;font-weight:600;padding:5px 1px;min-width:50px}.select-wrap b{font-size:10px;font-weight:400;color:#8c8c94}.toggle{display:flex;align-items:center;gap:6px;font-size:11px;color:#64646d;padding-left:7px;cursor:pointer}.toggle input{position:absolute;opacity:0}.toggle span{width:27px;height:16px;border-radius:10px;background:#d7d7dc;position:relative;transition:.2s}.toggle span:after{content:"";width:12px;height:12px;border-radius:50%;background:#fff;position:absolute;top:2px;left:2px;transition:.2s;box-shadow:0 1px 3px #0002}.toggle input:checked+span{background:#6d4aff}.toggle input:checked+span:after{transform:translateX(11px)}.generate-button{height:40px;border:0;border-radius:7px;background:#171719;color:#fff;display:flex;align-items:center;gap:18px;padding:0 7px 0 17px;font-size:12px;font-weight:650;white-space:nowrap}.generate-button:hover{background:#6043e1}.generate-button b{display:grid;place-items:center;width:27px;height:27px;border-radius:6px;background:#fff;color:#171719;font-size:15px}.generate-button:disabled{opacity:.62;cursor:wait}.form-message{margin-top:10px;background:#f4f2ff;border-radius:6px;padding:10px 12px;color:#5f46cb;font-size:11px}.form-message.error{background:#fff0ef;color:#b64840}.inspiration-section,.works-section{padding:55px clamp(24px,5vw,76px) 72px;max-width:1520px;margin:auto}.works-section{border-bottom:1px solid var(--line)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.section-head h2{font-size:20px;font-weight:650}.kicker{margin-bottom:6px}.inspiration-tabs{display:flex;gap:6px}.inspiration-tabs button{border:0;background:transparent;padding:7px 10px;border-radius:6px;color:#8b8b93;font-size:11px}.inspiration-tabs button.active{background:#171719;color:#fff}.inspiration-grid{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:12px}.inspiration-card{position:relative;border:0;padding:0;background:#e8e8eb;border-radius:8px;overflow:hidden;aspect-ratio:4/3;text-align:left;isolation:isolate}.inspiration-card:after{content:"";position:absolute;inset:42% 0 0;background:linear-gradient(transparent,#0e0e12c7);z-index:0}.inspiration-card img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .45s}.inspiration-card:hover img{transform:scale(1.035)}.inspiration-card>span{position:absolute;left:16px;bottom:15px;color:#fff;z-index:1;display:grid;gap:4px}.inspiration-card b{font-size:13px}.inspiration-card small{font-size:9px;color:#dedee3}.inspiration-card i{position:absolute;right:13px;top:13px;z-index:1;width:27px;height:27px;border-radius:50%;background:#fff;color:#1a1a1e;display:grid;place-items:center;font-style:normal;opacity:0;transition:.2s}.inspiration-card:hover i{opacity:1}.works-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.work-card{border:1px solid #e4e4e8;background:#fff;border-radius:8px;overflow:hidden}.work-media{aspect-ratio:16/9;background:#18181d;display:grid;place-items:center;position:relative;color:#fff}.work-media video{width:100%;height:100%;object-fit:cover}.work-loader{display:grid;place-items:center;gap:12px;font-size:11px;color:#bdbdc7}.spinner{width:28px;height:28px;border-radius:50%;border:2px solid #ffffff2b;border-top-color:#8c75ff;animation:spin 1s linear infinite}.work-failed{color:#e8a49f;font-size:12px}.work-body{padding:14px}.work-body p{height:39px;overflow:hidden;line-height:1.55;font-size:12px;color:#44444a}.work-meta{display:flex;align-items:center;gap:7px;margin-top:11px;color:#9999a1;font-size:9px}.work-meta b{font-weight:500;color:#6550ca;background:#f1eeff;border-radius:4px;padding:3px 5px}.work-actions{margin-left:auto;display:flex;gap:8px}.work-actions a,.work-actions button{border:0;background:transparent;color:#616168;text-decoration:none;font-size:10px;padding:0}.empty-works{grid-column:1/-1;padding:40px;text-align:center;color:#9999a2;border:1px dashed #d7d7dc;border-radius:8px;font-size:12px}footer{max-width:1520px;margin:auto;border-top:1px solid #e5e5e9;padding:26px clamp(24px,5vw,76px) 35px;display:flex;justify-content:space-between;color:#a0a0a8;font-size:10px}footer span{font-weight:750;color:#66666e}.toast{position:fixed;z-index:100;right:24px;bottom:24px;max-width:360px;background:#1a1a1e;color:#fff;border-radius:7px;padding:12px 15px;box-shadow:0 15px 45px #1818232b;font-size:12px}.balance-box{display:flex;align-items:center;gap:7px;padding:6px 7px 6px 10px;border:1px solid #e2e2e6;border-radius:7px;background:#fafafa;font-size:11px;color:#8a8a92}.balance-box strong{color:#252529;font-weight:650;white-space:nowrap}.balance-box button,.icon-button{border:0;background:transparent;border-radius:5px;padding:3px 6px}.balance-box button:hover,.icon-button:hover{background:#ededf1}.balance-box button.refreshing{animation:spin .7s linear infinite}.icon-button{font-size:16px}.settings-dialog{width:min(500px,calc(100% - 28px));border:0;border-radius:12px;padding:0;box-shadow:0 24px 90px #18182345}.settings-dialog::backdrop{background:#15151b66;backdrop-filter:blur(3px)}.settings-dialog form{padding:24px}.dialog-head{display:flex;justify-content:space-between;align-items:flex-start}.dialog-head h2{font-size:21px}.dialog-close{border:0;background:#f1f1f3;border-radius:50%;width:30px;height:30px;font-size:20px;line-height:1}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:25px 0}.settings-grid label{display:grid;gap:7px;color:#626269;font-size:11px}.settings-grid select{width:100%;border:1px solid #dedee4;border-radius:7px;background:#fff;padding:10px;color:#242428}.settings-grid .setting-toggle{grid-column:1/-1;display:grid;grid-template-columns:auto 38px 1fr;align-items:center}.setting-toggle input{width:17px;height:17px;accent-color:#6d4aff}.setting-toggle em{font-style:normal;color:#9999a1}.dialog-actions{border-top:1px solid #ededf0;padding-top:18px;display:flex;align-items:center;justify-content:space-between}.dialog-actions>a{color:#6043df;text-decoration:none;font-size:12px}.dialog-actions>span{display:flex;gap:8px}.dialog-actions button{border-radius:7px;padding:9px 15px}.secondary-button{border:1px solid #dddde2;background:#fff}.primary-button{border:1px solid #171719;background:#171719;color:#fff}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:1080px){.app-shell{grid-template-columns:76px minmax(0,1fr)}.side-rail{padding-left:10px;padding-right:10px}.brand{justify-content:center;padding-left:0;padding-right:0}.brand>span:last-child,.rail-item>span:last-child,.rail-foot a>span:last-child,.service-dot{display:none}.rail-item,.rail-foot a{justify-content:center}.model-menu{left:94px}.inspiration-grid{grid-template-columns:repeat(2,1fr)}.works-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.app-shell{display:block}.side-rail{position:fixed;left:0;top:0;width:210px;transform:translateX(-100%);transition:transform .2s;box-shadow:12px 0 40px #19192320}.side-rail.open{transform:none}.brand{justify-content:flex-start}.brand>span:last-child,.rail-item>span:last-child,.rail-foot a>span:last-child,.service-dot{display:flex}.rail-item,.rail-foot a{justify-content:flex-start}.topbar{height:66px;padding:0 14px}.mobile-menu{display:block;margin-right:5px}.model-switch{padding:6px}.model-switch small,.secure-note{display:none}.model-menu{left:50px;top:58px;width:270px}.history-button{padding:8px}.create-section{padding:64px 15px 44px;min-height:560px}.intro h1{font-size:26px}.intro p{font-size:12px}.composer{padding:11px}.composer textarea{height:135px}.composer-footer{align-items:flex-end}.parameters{gap:2px}.select-wrap{border:0;padding:0 3px}.select-wrap>span{display:none}.toggle{display:none}.generate-button{width:42px;padding:0 7px}.generate-button span{display:none}.generate-button b{width:28px}.inspiration-section,.works-section{padding:42px 15px 55px}.section-head{align-items:flex-start;flex-direction:column}.inspiration-tabs{width:100%;overflow:auto}.inspiration-grid{grid-template-columns:1fr 1fr;gap:8px}.inspiration-card{aspect-ratio:3/4}.inspiration-card.wide{grid-column:1/-1;aspect-ratio:16/9}.works-grid{grid-template-columns:1fr}footer{padding:24px 15px;display:grid;gap:8px}.toast{left:15px;right:15px;bottom:15px}}

@media(max-width:700px){.topbar{padding-left:10px;padding-right:10px}.top-actions{gap:4px}.balance-box>span{display:none}.balance-box{padding:5px;max-width:132px}.balance-box strong{overflow:hidden;text-overflow:ellipsis}.history-button{display:none}.icon-button{padding:5px}.settings-grid{grid-template-columns:1fr}.settings-grid .setting-toggle{grid-column:1}.settings-dialog form{padding:20px}}
.balance-box{gap:8px;padding-top:5px;padding-bottom:5px}.balance-caption{display:grid;gap:1px;line-height:1.1}.balance-caption small{max-width:90px;overflow:hidden;text-overflow:ellipsis;color:#a0a0a8;font-family:Consolas,monospace;font-size:8px}.settings-dialog{width:min(540px,calc(100% - 28px))}.settings-grid label>small{color:#9999a1;line-height:1.5}.settings-grid .settings-wide{grid-column:1/-1}.secret-field{width:100%;border:1px solid #dedee4;border-radius:7px;background:#fff;color:#242428;display:flex;align-items:center}.secret-field:focus-within{border-color:#8065ff;box-shadow:0 0 0 2px #8065ff18}.secret-field input{width:100%;min-width:0;border:0;outline:0;background:transparent;padding:10px 11px;font:12px Consolas,monospace}.secret-field button{width:38px;height:34px;border:0;background:transparent;color:#7e7e86}.secret-field button:hover{color:#5e42db}.settings-error{margin:-8px 0 16px;padding:9px 11px;border-radius:6px;background:#fff0ef;color:#b64840;font-size:11px}.primary-button:disabled{opacity:.6;cursor:wait}
@media(max-width:700px){.balance-box{max-width:142px}.settings-grid .settings-wide{grid-column:1}.settings-dialog{max-height:calc(100vh - 24px);overflow:auto}}

/* Duration controls */
.duration-stepper{height:28px;display:grid;grid-template-columns:24px 34px 24px;align-items:center;border:1px solid #e2e2e7;border-radius:7px;background:#fff;overflow:hidden;transition:border-color .18s,box-shadow .18s}.duration-stepper:focus-within{border-color:#8065ff;box-shadow:0 0 0 2px #8065ff17}.duration-stepper button{height:100%;border:0;background:transparent;color:#898990;font-size:15px;line-height:1;padding:0}.duration-stepper button:hover{background:#f2f0ff;color:#6547e4}.duration-stepper input{width:100%;min-width:0;border:0;border-left:1px solid #eeeeF1;border-right:1px solid #eeeeF1;background:transparent;outline:0;text-align:center;font-size:11px;font-weight:650;color:#29292d;padding:0;-moz-appearance:textfield}.duration-stepper input::-webkit-inner-spin-button,.duration-stepper input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.duration-wrap{gap:6px}.duration-wrap>span{margin-right:1px}.duration-stepper-wide{height:38px;grid-template-columns:40px 1fr 40px;border-radius:7px}.duration-stepper-wide input{font-size:12px}.duration-stepper-wide button{font-size:18px}.setting-label{display:flex;justify-content:space-between;align-items:center}.settings-grid label .setting-label>small{font-size:10px;color:#9a9aa2;line-height:1}.duration-setting{align-content:start}
@media(max-width:700px){.duration-stepper{grid-template-columns:25px 36px 25px}.duration-stepper-wide{grid-template-columns:44px 1fr 44px}.duration-wrap{padding-left:2px;padding-right:2px}}