:root{color-scheme:dark;--bg:#090b0e;--gold:#dfb66d;--text:#f5f4f0;--muted:#aeb6bf;--line:#ffffff14;font-family:"PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);min-width:1200px}button,a,input,select{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button,select{font:inherit;color:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid #58c2f3;outline-offset:4px}.app-header{height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 34px;gap:32px}.brand{display:flex;align-items:center;gap:13px;font-size:21px;font-weight:750;letter-spacing:1px}.brand small{display:block;font-size:9px;color:var(--gold);letter-spacing:3px;margin-top:4px}.brand-symbol{font-size:36px;color:var(--gold)}.header-note{color:var(--muted);font-size:12px;letter-spacing:2px;margin-left:auto}.app-layout{display:grid;grid-template-columns:244px 1fr;min-height:calc(100vh - 86px)}.library{border-right:1px solid var(--line);padding:26px 18px;max-height:calc(100vh - 86px);overflow-y:auto;scrollbar-width:thin;scrollbar-color:#494031 transparent}.library-heading{display:flex;justify-content:space-between;align-items:center;padding:0 13px 21px;font-size:13px;color:var(--muted)}.library-count{font-variant-numeric:tabular-nums;font-size:11px;color:var(--gold);border:1px solid #dfb66d44;padding:1px 7px;border-radius:4px}.category{margin-bottom:20px}.category-title{padding:0 13px;margin:0 0 7px;color:#8b96a3;letter-spacing:1px;font-size:10px;font-weight:500}.effect-button{display:flex;width:100%;align-items:center;gap:13px;background:transparent;border:1px solid transparent;border-radius:8px;padding:10px 12px;text-align:left;color:#bdc4cc;font-size:12px;line-height:1.3;transition:background .15s}.effect-button .num{font-size:10px;color:#7b8794;width:18px;flex:none;font-variant-numeric:tabular-nums}.effect-button:hover{background:#ffffff06}.effect-button[aria-current=true]{background:linear-gradient(90deg,#dfb66d16,#dfb66d05);border-color:#dfb66d35;color:var(--gold)}.effect-button[aria-current=true] .num{color:var(--gold)}.effect-button[aria-current=true]:after{content:'•';margin-left:auto}.library-bottom{margin:26px 13px 0;color:#8b96a3;font-size:10px;display:flex;align-items:center;gap:7px}.library-bottom i{height:5px;width:5px;border-radius:50%;background:var(--gold)}.workspace{min-width:0;padding:31px 40px 24px;max-width:1800px;width:100%;margin:auto}.workspace-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px}.eyebrow{font-size:9px;color:var(--gold);letter-spacing:2.5px;margin:0 0 9px}h1{font-size:26px;letter-spacing:-.5px;margin:0;font-weight:650}.format-tag{font-size:10px;color:var(--muted);letter-spacing:1px;font-variant-numeric:tabular-nums}.format-tag span{color:#5a6067;margin:0 8px}.preview-wrap{width:100%;}.preview{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:12px;box-shadow:0 25px 65px #0005,0 0 0 1px #ffffff1c;background:#0a0c0e}.preview iframe{border:0;width:1600px;height:900px;position:absolute;left:0;top:0;transform-origin:top left;pointer-events:none}#load-state{position:absolute;inset:0;display:grid;place-items:center;background:#0a0c0e;color:var(--muted);font-size:13px}#load-state[hidden]{display:none}.transport{display:flex;gap:17px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}.transport-buttons{display:flex;align-items:center;gap:5px}.transport button{background:transparent;border:0;border-radius:6px;width:29px;height:30px;font-size:21px;display:grid;place-items:center}.transport button:hover{background:#ffffff0a;color:var(--gold)}.transport button:disabled{opacity:.25;cursor:default}.transport .play{font-size:14px;background:#dfb66d;color:#090b0e;width:33px}.time{color:var(--muted);font-size:11px;white-space:nowrap;font-variant-numeric:tabular-nums}.transport input{min-width:30px;flex:1;accent-color:var(--gold);height:3px;cursor:pointer}.transport select{font-size:11px;background:#101419;border:1px solid var(--line);padding:5px;border-radius:5px}.effect-info{display:flex;justify-content:space-between;align-items:center;gap:28px;padding-top:24px}.info-label{font-size:10px;letter-spacing:1px;color:var(--gold)}.effect-info p{font-size:13px;color:var(--muted);margin:8px 0 0;line-height:1.7}.effect-actions{display:flex;gap:18px;flex:none;font-size:11px;color:var(--muted)}.effect-actions a:hover{color:var(--gold)}.hint{font-size:10px;color:#808b98;line-height:1.8;margin-top:25px}.hint span{float:right}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}#exit-clean{display:none}.is-clean .app-header,.is-clean .library,.is-clean .workspace-heading,.is-clean .transport,.is-clean .effect-info,.is-clean .hint{display:none}.is-clean .app-layout{display:block;min-height:100vh}.is-clean .workspace{padding:0;height:100vh;display:grid;place-items:center;max-width:none}.is-clean .preview-wrap{width:min(100vw,calc(100vh * 16 / 9))}.is-clean .preview{border-radius:0;box-shadow:none}.is-clean #exit-clean{display:block;position:fixed;right:18px;top:18px;z-index:20;background:#090b0ec9;border:1px solid #dfb66d55;border-radius:7px;color:var(--gold);font-size:11px;padding:10px 15px;opacity:.25}.is-clean #exit-clean:hover,.is-clean #exit-clean:focus-visible{opacity:1}
@media(min-width:1600px){.workspace{padding:40px 55px}.effect-button{font-size:13px;padding:11px 12px}}


@media(prefers-reduced-motion:reduce){*{transition:none!important}}

@media(min-width:1051px) and (min-height:700px){.workspace{max-width:min(1800px,calc((100svh - 345px) * 16 / 9 + 80px));margin:0 auto}.app-layout{align-items:start}}
@media(min-width:1600px) and (min-height:700px){.workspace{max-width:min(1800px,calc((100svh - 345px) * 16 / 9 + 110px))}}
.is-clean .workspace{max-width:none;margin:0}

.search-label{display:block;margin:0 8px 22px}.search-label input{width:100%;border:1px solid #ffffff22;background:#12171c;border-radius:7px;padding:10px;color:#f5f4f0;font:inherit;font-size:11px}.effect-button[hidden],.category[hidden]{display:none}
.selection-panel{margin:0 8px 16px;padding:12px;border:1px solid #dfb66d30;border-radius:9px;background:linear-gradient(135deg,#dfb66d0e,#12171c)}.selection-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.selection-top strong{font-size:11px;font-weight:650;color:var(--gold);font-variant-numeric:tabular-nums}.selected-filter{display:flex;align-items:center;gap:5px;font-size:10px;color:var(--muted);white-space:nowrap;cursor:pointer}.selected-filter input,.effect-check{accent-color:var(--gold);cursor:pointer}.selection-panel p{font-size:10px;line-height:1.5;color:#939ca6;margin:9px 0 0}.selection-panel p.is-error{color:#f0a8a0}.effect-row{display:flex;align-items:center;gap:1px}.effect-row[hidden]{display:none}.effect-row .effect-button{flex:1;min-width:0;width:auto}.effect-check{width:16px;height:16px;flex:none;margin:0 7px 0 0}.effect-check:disabled{opacity:.35;cursor:default}
.selection-actions{display:flex;gap:6px;margin-top:11px}.selection-actions button{flex:1;min-width:0;padding:7px 4px;border:1px solid #dfb66d55;border-radius:5px;background:#dfb66d13;color:var(--gold);font-size:10px;white-space:nowrap}.selection-actions button:hover{background:#dfb66d27}.selection-actions button:first-child{background:#dfb66d;color:#090b0e;font-weight:650}
.background-choice{display:flex;justify-content:space-between;gap:4px;margin:12px 0 0;padding:10px 0 0;border:0;border-top:1px solid #dfb66d29}.background-choice legend{float:left;width:100%;padding:0 0 7px;color:#9fa8b2;font-size:10px}.background-choice label{display:flex;align-items:center;gap:3px;color:#c2c7cb;font-size:10px;white-space:nowrap;cursor:pointer}.background-choice input{margin:0;accent-color:var(--gold)}
.config-label{display:block;margin:12px 0 6px;color:#9fa8b2;font-size:10px}.selection-panel textarea{display:block;width:100%;height:105px;resize:vertical;border:1px solid #dfb66d30;border-radius:5px;background:#090b0e;color:#d8c39b;padding:8px;font:10px/1.45 ui-monospace,SFMono-Regular,monospace;white-space:pre;overflow:auto}.selection-panel .selection-note{margin:8px 0 0;color:#b5bdc5}.selection-panel #selection-status{margin-top:8px}