/* Optical glass skin. All selectors belong to editor chrome; composition iframes are isolated. */
:root{--optical-surface:rgba(239,247,253,.38);--optical-shade:rgba(199,216,232,.19);--optical-top:rgba(255,255,255,.9);--optical-bottom:rgba(111,147,175,.32);--optical-rim:rgba(255,255,255,.6);--optical-ink:#1c3141;--optical-muted:#526b7d;--optical-card:rgba(237,247,255,.24);--optical-control:rgba(241,248,253,.28);--optical-shadow:rgba(28,57,81,.17);--text:var(--optical-ink);--muted:var(--optical-muted);--glass-edge:rgba(248,253,255,.49)}
:root[data-theme=dark]{--optical-surface:rgba(132,168,197,.115);--optical-shade:rgba(18,38,57,.26);--optical-top:rgba(229,248,255,.54);--optical-bottom:rgba(112,160,191,.18);--optical-rim:rgba(209,240,255,.25);--optical-ink:#edf5fc;--optical-muted:#b2c8d9;--optical-card:rgba(131,171,202,.075);--optical-control:rgba(145,190,218,.09);--optical-shadow:rgba(3,18,33,.28);--text:var(--optical-ink);--muted:var(--optical-muted);--glass-edge:rgba(216,240,255,.19)}
body{background:radial-gradient(ellipse at 8% 12%,#eef6fc,transparent 61%),radial-gradient(ellipse at 94% 70%,rgba(100,180,201,.38),transparent 58%),linear-gradient(135deg,#cbdde8,#b8ccdc 55%,#7396b0)}
:root[data-theme=dark] body{background:radial-gradient(ellipse at 6% 3%,rgba(126,167,197,.35),transparent 62%),radial-gradient(ellipse at 92% 84%,rgba(37,120,151,.23),transparent 62%),linear-gradient(135deg,#314b60,#172b3c 57%,#0d2533)}
body:after{background:radial-gradient(ellipse at 20% 30%,rgba(235,249,255,.26),transparent 44%),radial-gradient(ellipse at 78% 68%,rgba(132,218,237,.13),transparent 48%)}
:root[data-theme=dark] body:after{background:radial-gradient(ellipse at 20% 30%,rgba(206,237,255,.13),transparent 44%),radial-gradient(ellipse at 78% 68%,rgba(100,203,234,.075),transparent 48%)}
header,aside,.inspector,#layers.timeline,.template-save-dialog,:root[data-theme=dark] header,:root[data-theme=dark] aside,:root[data-theme=dark] .inspector,:root[data-theme=dark] #layers.timeline{
 background:linear-gradient(145deg,var(--optical-surface),var(--optical-shade));border:1px solid var(--optical-rim);border-top-color:var(--optical-top);border-left-color:var(--optical-top);border-bottom-color:var(--optical-bottom);
 box-shadow:0 18px 38px -14px var(--optical-shadow),0 3px 5px -2px var(--optical-shadow),inset 0 1px 1px rgba(255,255,255,.26),inset 1px 0 1px rgba(255,255,255,.15),inset 0 -2px 3px rgba(36,76,105,.09),inset 0 0 22px rgba(211,239,255,.035);
 outline:1px solid rgba(216,242,255,.11);outline-offset:-4px;backdrop-filter:blur(22px) saturate(120%);-webkit-backdrop-filter:blur(22px) saturate(120%)}
/* Inner components retain the glass rim without repeatedly blurring their text. */
.inspector #properties>.group,.inspector .chart-appearance>.inspector-section,.inspector .property-type-card,.inspector .shape-section,.library-part,.template-card,.group-child-selector,:root[data-theme=dark] .inspector #properties>.group,:root[data-theme=dark] .library-part{
 background:linear-gradient(150deg,var(--optical-card),rgba(211,235,252,.025));border:1px solid var(--optical-rim);border-top-color:var(--optical-top);border-bottom-color:var(--optical-bottom);box-shadow:0 6px 12px -9px var(--optical-shadow),inset 0 1px 0 rgba(255,255,255,.08),inset 0 -1px 1px rgba(10,35,55,.04);backdrop-filter:none}
.inspector #properties>.chart-appearance,.inspector #properties>.shape-appearance,:root[data-theme=dark] .inspector #properties>.chart-appearance,:root[data-theme=dark] .inspector #properties>.shape-appearance{background:transparent;border:0;box-shadow:none;outline:0}
button,header button,.canvas-head button,#layers button,#theme-toggle,:root[data-theme=dark] button,:root[data-theme=dark] header button,:root[data-theme=dark] .canvas-head button,:root[data-theme=dark] #layers button,:root[data-theme=dark] #theme-toggle{
 appearance:none;background:linear-gradient(165deg,rgba(239,251,255,.15),var(--optical-control));border:1px solid var(--optical-rim);border-top-color:var(--optical-top);border-bottom-color:var(--optical-bottom);color:var(--text);box-shadow:0 3px 5px -3px var(--optical-shadow),inset 0 1px 0 rgba(255,255,255,.13),inset 0 -1px 1px rgba(28,62,83,.09)}
button:hover,:root[data-theme=dark] button:hover,:root[data-theme=dark] header button:hover,:root[data-theme=dark] #layers button:hover{background:linear-gradient(150deg,rgba(227,248,255,.23),var(--optical-control));border-color:var(--optical-top);color:var(--text);box-shadow:0 4px 9px -4px var(--optical-shadow),inset 0 1px 0 rgba(255,255,255,.18)}
button:active{box-shadow:inset 0 2px 4px rgba(16,44,63,.14)}
input:not([type=range]):not([type=checkbox]):not([type=color]),select,textarea,.slider input.slider-number,:root[data-theme=dark] input:not([type=range]):not([type=checkbox]):not([type=color]),:root[data-theme=dark] select,:root[data-theme=dark] textarea,:root[data-theme=dark] .slider input.slider-number{
 background-color:var(--optical-control);border-color:var(--optical-rim);border-top-color:var(--optical-bottom);border-bottom-color:var(--optical-top);color:var(--text);box-shadow:inset 0 2px 4px rgba(28,56,76,.075),0 1px 0 rgba(255,255,255,.06)}
#search,:root[data-theme=dark] #search{background-color:var(--optical-control)}
.color-chip,.curve-mode-preview,:root[data-theme=dark] .color-chip,:root[data-theme=dark] .curve-mode-preview{background:var(--optical-control);border-color:var(--optical-rim);box-shadow:inset 0 1px 3px rgba(22,52,75,.07),0 1px 0 rgba(255,255,255,.05)}
.property-tabs,.library-tabs,:root[data-theme=dark] .property-tabs,:root[data-theme=dark] .library-tabs{background:rgba(45,79,102,.075);border:1px solid var(--optical-rim);border-top-color:var(--optical-bottom);box-shadow:inset 0 2px 3px rgba(20,50,75,.09)}
#library .library-tabs button.active,.property-tabs button.active,:root[data-theme=dark] #library .library-tabs button.active,:root[data-theme=dark] .property-tabs button.active{background:linear-gradient(135deg,rgba(202,240,255,.40),rgba(127,176,224,.23));color:var(--text);border:1px solid var(--optical-rim)!important;box-shadow:0 3px 6px -3px var(--optical-shadow),inset 0 1px 0 var(--optical-top)}
#library .library-part button,:root[data-theme=dark] #library .library-part button{background:transparent;border:0;box-shadow:none}#library .library-part button span{background:var(--optical-control);border-color:var(--optical-rim)}
.part-variant,:root[data-theme=dark] .part-variant{background-color:var(--optical-control);border-color:var(--optical-rim)}
.library-part:hover,:root[data-theme=dark] .library-part:hover{background:var(--optical-card);border-color:var(--optical-top)}
#video-export,#video-export:hover,:root[data-theme=dark] #video-export,:root[data-theme=dark] #video-export:hover{background:linear-gradient(135deg,#bdeef7,#a8cafa 58%,#bac0ef);color:#203a52;border:1px solid rgba(231,252,255,.68);box-shadow:0 6px 16px -7px rgba(103,185,236,.55),inset 0 2px 2px rgba(255,255,255,.45),inset 0 -2px 2px rgba(84,115,173,.13)}
.track-clip,:root[data-theme=dark] .track-clip{background:linear-gradient(160deg,rgba(175,215,241,.18),rgba(128,173,208,.11));border-color:var(--optical-rim);color:var(--text);box-shadow:inset 0 1px 0 rgba(255,255,255,.12)}
.track-clip.active,:root[data-theme=dark] .track-clip.active{border-color:#a8d7ff;background:rgba(152,199,236,.22);box-shadow:inset 0 1px 0 rgba(255,255,255,.2)}
:root[data-theme=dark] .brand h1:before{background:linear-gradient(145deg,rgba(212,239,255,.21),rgba(101,147,184,.09));border:1px solid var(--optical-rim);box-shadow:inset 0 1px 0 var(--optical-top)}
:root[data-theme=light] select option{color:#1c3141;background:#e5eef5}:root[data-theme=dark] select option{color:#edf5fc;background:#263d50}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #83c5f399;outline-offset:2px;border-color:#b4e3ff}
@supports not (backdrop-filter:blur(22px)){header,aside,.inspector,#layers.timeline,.template-save-dialog{background:#dce8f0}:root[data-theme=dark] header,:root[data-theme=dark] aside,:root[data-theme=dark] .inspector,:root[data-theme=dark] #layers.timeline{background:#2a4153}}

/* Broad internal reflections give the glass volume without blurring foreground controls. */
header,aside,.inspector,#layers.timeline,.template-save-dialog,:root[data-theme=dark] header,:root[data-theme=dark] aside,:root[data-theme=dark] .inspector,:root[data-theme=dark] #layers.timeline{
 background:radial-gradient(ellipse at 0% 0%,rgba(245,253,255,.16),transparent 44%),radial-gradient(ellipse at 100% 100%,rgba(212,243,255,.08),transparent 37%),linear-gradient(115deg,rgba(236,250,255,.035) 12%,rgba(243,252,255,.09) 34%,transparent 52%),linear-gradient(145deg,var(--optical-surface),var(--optical-shade));
 box-shadow:0 18px 38px -14px var(--optical-shadow),0 3px 6px -2px var(--optical-shadow),inset 0 2px 2px rgba(255,255,255,.28),inset 2px 0 2px rgba(255,255,255,.16),inset -1px -2px 3px rgba(104,159,192,.17),inset 0 0 16px rgba(222,245,255,.055);outline:1px solid rgba(230,248,255,.18);outline-offset:-4px}
:root:not([data-theme=dark]){--optical-surface:rgba(247,250,253,.49);--optical-shade:rgba(204,221,233,.20)}
:root:not([data-theme=dark]) body{background:radial-gradient(ellipse at 7% 12%,#f0f3f5,transparent 62%),radial-gradient(ellipse at 96% 75%,rgba(138,187,204,.25),transparent 58%),linear-gradient(135deg,#d7e0e7,#c2d3df 58%,#9db8c9)}
@media(prefers-reduced-transparency:reduce){header,aside,.inspector,#layers.timeline{backdrop-filter:none;-webkit-backdrop-filter:none;background:#dbe6ee}:root[data-theme=dark] header,:root[data-theme=dark] aside,:root[data-theme=dark] .inspector,:root[data-theme=dark] #layers.timeline{background:#263e50}}

select,:root[data-theme=dark] select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%238AA3B7' stroke-width='1.5'%3E%3Cpath d='m2 4 4 4 4-4'/%3E%3C/svg%3E")!important;background-size:12px 12px!important;background-repeat:no-repeat!important;background-position:right 10px center!important;padding-right:28px}

/* Large moving fields behind the optical panels. Not part of the composition. */
body:after{display:none!important}
#ambient-color-field{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:-1;opacity:var(--ambient-strength,.6);contain:strict}
.ambient-color-blob{position:absolute;width:76vmax;height:76vmax;border-radius:43% 57% 58% 42%;filter:blur(6vmax);will-change:transform;mix-blend-mode:normal;animation:ambient-field-a 30s ease-in-out infinite alternate;background:var(--ambient-color-0);left:-27vmax;top:-34vmax;opacity:.65}
.ambient-color-blob:nth-child(2){background:var(--ambient-color-1);left:42%;top:-10%;width:68vmax;height:68vmax;opacity:.5;animation:ambient-field-b 37s ease-in-out infinite alternate;animation-delay:-12s}
.ambient-color-blob:nth-child(3){background:var(--ambient-color-2);left:10%;top:48%;width:80vmax;height:80vmax;opacity:.55;animation:ambient-field-c 43s ease-in-out infinite alternate;animation-delay:-20s}
@keyframes ambient-field-a{from{transform:translate3d(0,0,0) scale(1) rotate(-12deg)}to{transform:translate3d(38vw,36vh,0) scale(1.15) rotate(24deg)}}
@keyframes ambient-field-b{from{transform:translate3d(0,0,0) scale(1.1) rotate(10deg)}to{transform:translate3d(-40vw,35vh,0) scale(.95) rotate(-25deg)}}
@keyframes ambient-field-c{from{transform:translate3d(0,0,0) scale(1) rotate(-8deg)}to{transform:translate3d(33vw,-57vh,0) scale(1.12) rotate(20deg)}}
.ambient-paused .ambient-color-blob{animation-play-state:paused}
.ambient-color-row{display:grid!important;grid-template-columns:1fr 50px 75px;align-items:center;gap:10px;margin:16px 0}.ambient-color-row input[type=color]{width:48px;height:32px;padding:2px;margin:0}.ambient-strength{margin:18px 0;display:block}.ambient-strength input{display:block;width:100%;margin-top:10px}.ambient-moving{display:flex!important;align-items:center;gap:8px}.ambient-moving input{margin:0!important}
@media(prefers-reduced-motion:reduce){.ambient-color-blob{animation:none;will-change:auto}}

/* Unified optical sliders: inset channel, translucent fill, polished round thumb. */
:root{--range-on:rgba(126,183,216,.72);--range-off:rgba(63,93,118,.17);--range-rim:rgba(248,254,255,.64);--range-thumb-top:#f5fcff;--range-thumb-bottom:#c5deec;--range-thumb-edge:rgba(255,255,255,.9);--range-shadow:rgba(36,78,109,.25)}
:root[data-theme=dark]{--range-on:rgba(170,211,237,.65);--range-off:rgba(12,34,51,.42);--range-rim:rgba(208,239,255,.23);--range-thumb-top:#d5eafa;--range-thumb-bottom:#89b3cf;--range-thumb-edge:rgba(237,252,255,.75);--range-shadow:rgba(0,14,28,.42)}
input[type=range],.slider input[type=range],:root[data-theme=dark] input[type=range]{appearance:none;-webkit-appearance:none;background:transparent!important;border:0!important;border-radius:0;height:26px!important;min-height:26px;outline:none;padding:0!important;margin:0;box-shadow:none;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:99px;border:1px solid var(--range-rim);background:linear-gradient(to right,var(--range-on) 0 var(--range-fill,50%),var(--range-off) var(--range-fill,50%) 100%);box-shadow:inset 0 1px 2px rgba(10,39,62,.22),0 1px 0 rgba(255,255,255,.10)}
input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:17px;height:17px;margin-top:-6.5px;border-radius:50%;background:linear-gradient(145deg,var(--range-thumb-top),var(--range-thumb-bottom));border:1px solid var(--range-thumb-edge);box-shadow:0 2px 5px var(--range-shadow),inset 0 1px 1px rgba(255,255,255,.8),inset 0 -1px 1px rgba(67,107,144,.2);transition:box-shadow .12s}
input[type=range]:hover::-webkit-slider-thumb{box-shadow:0 2px 6px var(--range-shadow),0 0 0 3px rgba(192,229,251,.10),inset 0 1px 1px rgba(255,255,255,.85)}
input[type=range]:active::-webkit-slider-thumb{box-shadow:0 1px 3px var(--range-shadow),0 0 0 4px rgba(192,229,251,.16),inset 0 1px 1px rgba(255,255,255,.8)}
input[type=range]:focus-visible::-webkit-slider-thumb{outline:2px solid #a8d9fa;outline-offset:3px}
input[type=range]::-moz-range-track{height:4px;border-radius:99px;background:var(--range-off);border:1px solid var(--range-rim);box-shadow:inset 0 1px 2px rgba(10,39,62,.22)}
input[type=range]::-moz-range-progress{height:4px;border-radius:99px;background:var(--range-on)}
input[type=range]::-moz-range-thumb{width:15px;height:15px;border-radius:50%;background:linear-gradient(145deg,var(--range-thumb-top),var(--range-thumb-bottom));border:1px solid var(--range-thumb-edge);box-shadow:0 2px 5px var(--range-shadow),inset 0 1px 1px #ffffffaa}
input[type=range]:disabled{opacity:.4;cursor:not-allowed}

/* Custom glass menu keeps the native select as a hidden data/control adapter. */
.glass-select{position:relative;min-width:0;width:100%}.glass-native-select{position:absolute!important;inset:0!important;width:1px!important;height:1px!important;padding:0!important;margin:0!important;opacity:0!important;pointer-events:none!important;clip-path:inset(50%);overflow:hidden}
.glass-select-trigger{width:100%;min-height:36px;padding:7px 30px 7px 10px!important;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;position:relative;font:inherit;font-size:12px;border-radius:11px}
.glass-select-trigger:after{content:'';position:absolute;right:12px;top:calc(50% - 4px);width:6px;height:6px;border:solid var(--muted);border-width:0 1.5px 1.5px 0;transform:rotate(45deg)}
header .glass-select{width:auto;flex:0 0 auto}header .glass-select:has(#video-format){width:142px}header .glass-select:has(#video-resolution){width:178px}header .glass-select-trigger{height:36px;font-size:12px}
.glass-select-menu{position:fixed;z-index:100000;padding:6px;border-radius:14px;overflow-y:auto;overflow-x:hidden;border:1px solid var(--optical-rim);border-top-color:var(--optical-top);border-bottom-color:var(--optical-bottom);background:linear-gradient(140deg,rgba(245,251,255,.90),rgba(210,229,242,.86));backdrop-filter:blur(24px) saturate(115%);-webkit-backdrop-filter:blur(24px) saturate(115%);box-shadow:0 14px 32px rgba(6,28,47,.22),inset 0 1px 1px rgba(255,255,255,.5);outline:none;color:#203749;scrollbar-width:thin}
:root[data-theme=dark] .glass-select-menu{background:linear-gradient(140deg,rgba(65,95,117,.91),rgba(25,52,72,.91));color:#edf5fc;box-shadow:0 16px 36px rgba(0,13,25,.38),inset 0 1px 1px rgba(239,251,255,.22)}
.glass-select-option{display:flex;align-items:center;min-height:34px;padding:7px 28px 7px 10px;border-radius:8px;font-size:13px;line-height:1.5;cursor:pointer;position:relative;border:1px solid transparent;white-space:normal;overflow-wrap:anywhere}
.glass-select-option:hover,.glass-select-option.keyboard-focus{background:rgba(158,202,233,.23);border-color:rgba(218,244,255,.2)}
.glass-select-option[aria-selected=true]{background:linear-gradient(130deg,rgba(178,224,246,.38),rgba(147,189,229,.23));border-color:rgba(222,244,255,.32);font-weight:600}
.glass-select-option[aria-selected=true]:after{content:'✓';position:absolute;right:10px;color:inherit;font-size:12px}.glass-select-option[aria-disabled=true]{opacity:.4;cursor:not-allowed}
.template-card-footer .glass-select-trigger{width:100%!important}.property-type-card .glass-select-trigger{width:100%;margin:0}.compact-field>.glass-select{min-width:0}
/* Compact comparison inspector: row management and folding sections. */
.comparison-section>summary{cursor:pointer;min-height:24px;line-height:24px;font-size:13px;font-weight:650;color:var(--text);list-style-position:inside}
.inspector #properties>.comparison-section:not([open]){padding:10px 12px;margin:8px 0}
.comparison-section[open]>summary{padding-bottom:10px;border-bottom:1px solid var(--optical-rim,var(--border));margin-bottom:10px}
.comparison-row-manager h3{margin:0 0 10px}.comparison-row-actions{display:flex;gap:6px;align-items:center;margin-top:10px}.comparison-row-actions button{flex:1;min-width:0;padding:7px 5px;font-size:12px}.comparison-row-actions input{min-width:0;flex:0 0 52px;width:52px!important;padding:7px 4px;text-align:center}
.comparison-subsection+.comparison-subsection{border-top:1px solid var(--optical-rim,var(--border));margin-top:14px;padding-top:14px}.comparison-subsection h4{font-size:12px;margin:0 0 8px;color:var(--text)}
.template-card-footer .template-delete{flex:0 0 auto;width:auto;min-width:42px;padding:5px 7px;font-size:11px;white-space:nowrap}.template-card-footer .template-name{min-width:0;overflow:hidden;text-overflow:ellipsis}.template-card-footer .template-delete:hover{color:#ff9d9d;border-color:rgba(255,130,130,.55)}

.template-card-footer .template-delete{display:grid;place-items:center;flex:0 0 26px;width:26px!important;min-width:26px!important;height:28px;min-height:28px;padding:4px;border-radius:8px}.template-card-footer .template-delete svg{display:block;pointer-events:none}

.group-child-selector [data-action=ungroup]{margin-top:12px}
.export-location-dialog>button{margin-top:10px}#export-feedback{overflow-wrap:anywhere}
/* A steady export toolbar; file details never expand the header. */
header .toolbar-group[aria-label="模板"]{display:none}
header{align-items:center}header h1{margin-bottom:0}header .toolbar{max-width:none;gap:10px}header .toolbar-group{gap:6px;padding-left:10px}
header .export-actions{flex-wrap:nowrap;max-width:100%;min-width:0}
header #export-feedback{flex:0 0 auto;flex-basis:auto;width:auto;max-width:126px;height:36px;min-height:36px;display:inline-flex;align-items:center;gap:7px;margin:0;padding:0 10px;font-size:11px;font-weight:500;color:var(--text);position:relative;overflow:hidden;white-space:nowrap;overflow-wrap:normal;box-shadow:none;background:rgba(119,164,190,.09)}
header #export-feedback[hidden]{display:none}
header #export-feedback:before{content:'';width:6px;height:6px;border-radius:50%;background:#90bedf;flex:0 0 6px}
header #export-feedback[data-state=done]:before{background:#78d7b4;box-shadow:0 0 7px #78d7b42b}
header #export-feedback[data-state=error]:before{background:#ff8c8c}
header #export-feedback[data-state=cancelled]:before{background:var(--muted)}
header #export-feedback[data-state=running]:after{content:'';position:absolute;bottom:0;left:0;width:var(--export-progress,0%);height:2px;background:#a6dcf5;transition:width .3s}
header #cancel-video-export{font-size:11px;padding:0 9px}header #cancel-video-export[hidden]{display:none}
#export-result-panel{position:fixed;right:20px;width:360px;max-width:calc(100vw - 32px);z-index:5000;padding:18px;border:1px solid var(--optical-rim);border-top-color:var(--optical-top);border-radius:18px;background:linear-gradient(145deg,rgba(232,244,252,.95),rgba(204,225,239,.93));box-shadow:0 18px 40px -10px var(--optical-shadow),inset 0 1px 0 var(--optical-top);backdrop-filter:blur(24px);color:var(--text);font-size:12px}
:root[data-theme=dark] #export-result-panel{background:linear-gradient(145deg,rgba(49,76,97,.96),rgba(24,48,65,.96))}
#export-result-panel[hidden]{display:none}.export-result-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.export-result-heading strong{font-size:14px}.export-result-heading button{width:26px;min-height:26px;height:26px;padding:0;font-size:18px;color:var(--muted);background:transparent;border-color:transparent;box-shadow:none}
.export-result-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12px;font-weight:600}.export-result-label{color:var(--muted);font-size:11px;margin:14px 0 5px}.export-result-path{font-family:OpenInter,EmbeddedSans,sans-serif;font-size:11px;line-height:1.7;overflow-wrap:anywhere;user-select:text;max-height:110px;overflow:auto;padding:10px;border:1px solid var(--optical-rim);border-radius:10px;background:rgba(77,116,143,.08)}
.export-result-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px;margin-top:14px}.export-result-actions button,.export-result-actions a{font-size:12px;min-height:32px;padding:6px 10px;line-height:18px;text-decoration:none;border:1px solid var(--optical-rim);border-radius:9px;color:var(--text);background:var(--optical-control)}.export-result-actions a:hover{background:rgba(154,209,239,.2);border-color:var(--optical-top)}.export-result-message{font-size:12px;line-height:1.7;overflow-wrap:anywhere;margin:0}
@media(max-width:1100px){header .toolbar{gap:7px}header .toolbar-group{gap:5px;padding-left:0}header #export-feedback{max-width:110px;padding:0 8px}}

.color-history-control{display:flex;align-items:center;gap:7px;min-width:0;width:100%}.color-history-control>input[type=color]{flex:1;min-width:0;width:100%;margin:0}
.color-chip>.color-history-trigger,.color-history-control>.color-history-trigger{display:grid;place-items:center;flex:0 0 25px;width:25px!important;min-width:25px;height:26px;min-height:26px;padding:0;margin:0 0 0 auto;border-radius:7px;color:var(--muted);background:transparent;box-shadow:none}
.color-history-trigger:hover,.color-history-trigger[aria-expanded=true]{color:var(--text);border-color:var(--optical-top)}.color-history-trigger svg{pointer-events:none}
.color-chip{min-width:0;gap:6px}.color-chip .color-code{white-space:nowrap}
#color-history-popover{position:fixed;z-index:100010;width:280px;padding:14px;box-sizing:border-box;border:1px solid var(--optical-rim);border-top-color:var(--optical-top);border-radius:15px;background:linear-gradient(145deg,rgba(236,247,253,.97),rgba(205,225,239,.96));box-shadow:0 16px 36px -8px var(--optical-shadow),inset 0 1px 0 rgba(255,255,255,.25);backdrop-filter:blur(22px);color:var(--text);outline:0}
:root[data-theme=dark] #color-history-popover{background:linear-gradient(145deg,rgba(47,75,96,.97),rgba(23,47,63,.97))}
.color-history-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;font-size:12px}.color-history-heading strong{font-weight:650}.color-history-heading span{font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}
.color-history-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:6px}
#color-history-popover .color-history-swatch{width:100%;height:25px;min-height:25px;padding:0;border-radius:7px;background:var(--swatch-color)!important;border:1px solid rgba(220,237,249,.4);box-shadow:inset 0 1px 1px rgba(255,255,255,.14)}
#color-history-popover .color-history-swatch:hover,#color-history-popover .color-history-swatch:focus-visible{outline:2px solid var(--text);outline-offset:1px}
#color-history-popover .color-history-swatch[aria-pressed=true]{outline:2px solid var(--text);outline-offset:1px}
.color-history-empty{font-size:12px;line-height:1.7;color:var(--muted);margin:0 0 12px}.color-history-footer{display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid var(--optical-rim);padding-top:10px;margin-top:12px}
#color-history-popover .color-history-footer button{font-size:11px;min-height:28px;padding:4px 8px;border-radius:8px}.color-history-footer button:first-child{background:transparent;box-shadow:none;color:var(--muted)}

#color-history-popover{inset:auto;margin:0}
.mov-codec-label{display:block;margin-top:18px;font-size:12px;color:var(--text)}.mov-codec-label>.glass-select{margin-top:8px}.mov-codec-hint{font-size:11px;line-height:1.7;margin:8px 0 0!important}
.glass-select-menu{inset:auto;margin:0}

/* Timeline: optical clips, quiet grid, precise ruler. Scoped above legacy active rules. */
#layers.timeline{--timeline-label:52px;border-radius:18px;padding:12px 14px;background:linear-gradient(145deg,rgba(155,205,230,.08),rgba(16,39,56,.10));scrollbar-gutter:stable;}
#layers .track-tools{gap:6px;padding-bottom:12px;margin-bottom:0;}
#layers .track-ruler{position:relative;margin-left:var(--timeline-label);height:36px;display:block;font-family:OpenInter,EmbeddedSans,sans-serif;font-size:10px;letter-spacing:.02em;color:var(--muted);border-bottom:1px solid rgba(174,210,235,.16);}
#layers .track-ruler span{position:absolute;top:10px;transform:translateX(-50%);white-space:nowrap;}
#layers .track-ruler span:first-child{transform:none;}
#layers .track-ruler span:last-child{transform:translateX(-100%);}
#layers .track-row{height:48px;min-height:48px;border-bottom:1px solid rgba(169,205,230,.08);}
#layers .track-name{width:var(--timeline-label);padding:17px 8px 0 2px;font-family:OpenInter,EmbeddedSans,sans-serif;font-size:10px;font-weight:600;letter-spacing:.06em;color:var(--muted);}
#layers .track-lane{min-width:0;background:repeating-linear-gradient(90deg,transparent 0 calc(12.5% - 1px),rgba(181,213,236,.07) calc(12.5% - 1px) 12.5%);}
#layers .track-row:has(.track-clip.active){background:rgba(150,200,235,.045);}
#layers .track-row:has(.track-clip.active) .track-name{color:var(--text);}
#layers .track-clip,:root[data-theme=dark] #layers .track-clip{top:7px;height:34px;box-sizing:border-box;max-width:100%;overflow:hidden;border-radius:8px;border:1px solid rgba(180,215,242,.30);padding:7px 14px;background:linear-gradient(160deg,rgba(158,204,236,.19),rgba(108,153,188,.10));color:var(--text);font-size:11px;font-weight:500;line-height:18px;text-overflow:ellipsis;box-shadow:inset 0 1px 0 rgba(240,251,255,.13),0 2px 5px rgba(9,27,44,.08);}
#layers .track-clip:hover,:root[data-theme=dark] #layers .track-clip:hover{border-color:rgba(190,228,255,.7);}
#layers .track-clip.active,:root[data-theme=dark] #layers .track-clip.active{background:linear-gradient(120deg,rgba(174,219,251,.29),rgba(136,191,232,.17));border:1px solid #a6d7fa;color:var(--text);box-shadow:inset 0 1px 0 rgba(245,253,255,.32),inset 0 0 0 1px rgba(168,220,255,.12),0 0 0 2px rgba(142,203,247,.08);}
#layers .group-clip:before{content:'◇';margin-right:7px;color:inherit;opacity:.8;}
#layers .clip-handle{width:10px;background:transparent;}
#layers .clip-handle:after{content:'';position:absolute;top:9px;bottom:9px;width:2px;left:4px;border-radius:2px;background:currentColor;opacity:.2;}
#layers .track-clip.active .clip-handle:after,#layers .track-clip:hover .clip-handle:after{opacity:.65;}
#layers .timeline-playhead{width:1px;background:#ff8999;box-shadow:0 0 5px rgba(255,123,145,.18);}
#layers .timeline-playhead i{width:10px;height:11px;left:-4px;background:#ff8999;}
#layers .track-marquee{background:rgba(148,209,255,.13);border-color:#a6d7fa;border-radius:5px;}
@media(prefers-reduced-motion:no-preference){#layers .track-clip{transition:background .15s,border-color .15s,box-shadow .15s;}}

/* Progressive background blur behind the sticky inspector tabs; artwork is untouched. */
.inspector .property-tabs{overflow:visible;background:rgba(133,179,206,.08);}
.inspector .property-tabs:before,.inspector .property-tabs:after{content:'';position:absolute;inset:-3px -3px -8px;pointer-events:none;border-radius:16px;z-index:0;}
.inspector .property-tabs:before{background:linear-gradient(180deg,rgba(173,208,229,.025),rgba(173,208,229,.01) 75%,transparent);backdrop-filter:blur(1.5px);-webkit-backdrop-filter:blur(1.5px);mask-image:linear-gradient(180deg,#000 0%,#000 55%,transparent 100%);-webkit-mask-image:linear-gradient(180deg,#000 0%,#000 55%,transparent 100%);}
.inspector .property-tabs:after{backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.12) 25%,rgba(0,0,0,.4) 60%,rgba(0,0,0,.2) 76%,transparent 100%);-webkit-mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.12) 25%,rgba(0,0,0,.4) 60%,rgba(0,0,0,.2) 76%,transparent 100%);}
.inspector .property-tabs>button{position:relative;z-index:1;}
:root[data-theme=dark] .inspector .property-tabs{background:rgba(42,79,103,.12);}
:root[data-theme=dark] .inspector .property-tabs:before{background:linear-gradient(180deg,rgba(20,43,60,.05),rgba(20,43,60,.015) 75%,transparent);}
@supports not (backdrop-filter:blur(1px)){.inspector .property-tabs{background:var(--card);}}

/* Segmented clip labels: quiet body, clear leading identity, discrete duration. */
#layers .track-clip,:root[data-theme=dark] #layers .track-clip{height:32px;top:8px;border-radius:6px;padding:0 12px;border:1px solid rgba(173,206,230,.25);background:rgba(133,173,205,.12);box-shadow:inset 0 1px 0 rgba(236,248,255,.08);}
#layers .track-clip.active,:root[data-theme=dark] #layers .track-clip.active{background:rgba(141,191,225,.14);border:1px solid rgba(176,221,250,.75);box-shadow:inset 0 1px 0 rgba(245,253,255,.12);}
#layers .track-clip:before,#layers .group-clip:before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;margin:0;background:rgba(173,207,232,.4);opacity:1;}
#layers .track-clip.active:before{background:#b0ddfa;}
#layers .clip-label{display:inline-flex;align-items:center;gap:8px;height:100%;max-width:calc(100% - 70px);vertical-align:top;pointer-events:none;white-space:nowrap;}
#layers .clip-symbol{display:grid;place-items:center;width:20px;height:20px;flex:0 0 20px;border:1px solid rgba(178,213,235,.22);border-radius:4px;background:rgba(183,218,242,.08);font-size:14px;line-height:1;color:var(--muted);}
#layers .group-clip .clip-symbol{font-size:19px;}
#layers .clip-title{font-size:11px;font-weight:600;overflow:hidden;text-overflow:ellipsis;min-width:0;}
#layers .clip-count{font-size:10px;font-weight:400;flex-shrink:0;color:var(--muted);border-left:1px solid rgba(179,213,235,.22);padding-left:8px;}
#layers .clip-duration{position:absolute;right:15px;top:0;line-height:30px;font-family:OpenInter,EmbeddedSans,sans-serif;font-size:10px;font-weight:400;font-variant-numeric:tabular-nums;pointer-events:none;opacity:.6;}
#layers .compact-clip .clip-duration{display:none;}
#layers .compact-clip .clip-label{max-width:100%;gap:5px;}
#layers .compact-clip .clip-count{padding-left:5px;}
#layers .tiny-clip .clip-label{display:none;}
#layers .clip-handle{width:9px;background:transparent;}
#layers .clip-handle:after{left:3px;top:10px;bottom:10px;width:2px;background:currentColor;opacity:.14;}
#layers .clip-handle.left:after{left:5px;}
#layers .track-clip.active .clip-handle:after,#layers .track-clip:hover .clip-handle:after{opacity:.55;}

/* Independent canvases share a compact document tab strip above the stage. */
.canvas-head>.workspace-switcher{display:flex;align-items:center;gap:5px;flex:1 1 260px;min-width:0;max-width:100%;flex-wrap:nowrap;}
.workspace-tab-list{display:flex;align-items:center;gap:5px;overflow-x:auto;scrollbar-width:thin;min-width:0;overscroll-behavior:contain;max-width:100%;padding:2px;}
.workspace-tab{display:flex;align-items:center;flex:0 0 auto;max-width:200px;border:1px solid var(--optical-rim);border-radius:9px;background:rgba(90,130,160,.06);overflow:hidden;}
.workspace-tab.is-active{border-color:rgba(173,216,248,.7);background:linear-gradient(135deg,rgba(176,218,245,.24),rgba(130,180,219,.12));box-shadow:inset 0 1px 0 rgba(255,255,255,.16);}
.canvas-head .workspace-tab-button,:root[data-theme=dark] .canvas-head .workspace-tab-button{background:transparent;border:0;box-shadow:none;min-width:65px;min-height:32px;max-width:160px;padding:6px 10px;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden;border-radius:0;}
.canvas-head .workspace-tab.is-active .workspace-tab-button{color:var(--text);font-weight:600;}
.canvas-head .workspace-tab-close,:root[data-theme=dark] .canvas-head .workspace-tab-close{background:transparent;border:0;box-shadow:none;padding:0;width:25px;min-height:30px;border-radius:0;font-size:16px;color:var(--muted);flex:0 0 25px;}
.canvas-head .workspace-tab-close:hover{color:#ffadb6;background:rgba(240,103,120,.12);}
.canvas-head .workspace-tab-close:disabled{opacity:.2;cursor:default;}
.canvas-head .workspace-new{width:32px;min-width:32px;min-height:32px;padding:0;flex:0 0 32px;font-size:18px;border-radius:9px;}
.workspace-name-input{width:130px;min-width:50px;height:32px;margin:0;border:0;border-radius:0;padding:5px 8px;font-size:12px;color:var(--text);}
.workspace-caption{font-size:10px;letter-spacing:.025em;color:var(--muted);margin:-3px 0 9px 2px;opacity:.75;}
.workspace-tab-button:focus-visible,.workspace-tab-close:focus-visible,.workspace-new:focus-visible{outline:2px solid #a8d7fa;outline-offset:-2px;}
@media(max-width:1380px){.canvas-head>.workspace-switcher{flex-basis:100%;}.workspace-tab{max-width:180px;}.workspace-caption{margin-top:-2px;}}

/* Export status grows toward the left; the header stays one row tall. */
header{height:88px;min-height:88px;max-height:88px;align-items:center;flex-wrap:nowrap;}
header .brand{flex:0 1 auto;min-width:36px;overflow:hidden;}
header .toolbar{flex:0 0 auto;max-width:none;flex-wrap:nowrap;justify-content:flex-end;margin-left:auto;}
header .toolbar-group,header .export-actions{flex-wrap:nowrap;flex-shrink:0;}
@media(max-width:1200px){header{gap:12px;}header .brand h1{font-size:0;gap:0;}header .brand h1:before{font-size:23px;}header .toolbar{gap:7px;}header .glass-select:has(#video-format){width:124px;}header .glass-select:has(#video-resolution){width:158px;}header button{padding-left:8px;padding-right:8px;}header .toolbar-group{gap:5px;padding-left:6px;}}
@media(max-width:850px){header .toolbar{flex:1 1 auto;min-width:0;overflow-x:auto;justify-content:flex-start;scrollbar-width:thin;padding-bottom:3px;}header .brand{flex:0 0 36px;}}

header>.toolbar:last-child{flex:0 0 auto;flex-basis:auto;flex-wrap:nowrap;max-width:none;justify-content:flex-end;margin-left:auto;}
header>.brand:first-child{flex:0 1 auto;min-width:36px;}
@media(max-width:850px){header>.toolbar:last-child{flex:1 1 auto;flex-basis:auto;max-width:calc(100% - 48px);justify-content:flex-start;}header>.brand:first-child{flex:0 0 36px;}}

/* Solid black canvas preview beneath transparent artwork. */
#stage{background-color:#000;background-image:none;}