:root{font-family:Arial,Helvetica,sans-serif;font-size:16px;color:#262c29;background:#fafbfa;--accent:#087f70;--line:#e0e5e2;--muted:#68746d}
*{box-sizing:border-box;letter-spacing:0}body{margin:0}button,input,select{font:inherit}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.6;cursor:wait}button,input,select{border:1px solid var(--line);border-radius:6px;background:white;color:inherit}input[type=checkbox],input[type=radio]{accent-color:var(--accent);width:17px;height:17px;flex-shrink:0}button{padding:9px 12px}button:hover{background:#edf5f0}button[hidden],[hidden]{display:none!important}:focus-visible{outline:3px solid #c4881e;outline-offset:3px}svg{width:18px;height:18px;flex-shrink:0;stroke-width:1.7}.topbar{height:72px;display:flex;align-items:center;gap:60px;border-bottom:1px solid var(--line);padding:0 36px;background:white}.brand{font-size:29px;font-weight:800}.brand span{color:var(--accent)}.topbar nav{display:flex;height:100%;align-items:center;gap:28px;font-size:14px}.topbar nav a[aria-current]{height:100%;display:flex;align-items:center;border-bottom:2px solid var(--accent)}.account{margin-left:auto;display:flex;align-items:center;gap:20px;font-size:14px}.upload{display:flex;gap:8px;align-items:center;color:var(--accent)}.avatar{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:#e2eee5;color:#37694e;font-size:13px;font-weight:bold;flex-shrink:0}.avatar.small{width:25px;height:25px;font-size:10px}.catalog-layout{display:grid;grid-template-columns:310px minmax(0,1fr);max-width:1680px;margin:auto;min-height:calc(100vh - 72px)}.sidebar{border-right:1px solid var(--line);background:white;padding:28px 22px}.sidebar summary{display:none}.section-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}h2{font-size:17px;margin:0}.text-button{border:0;color:var(--muted);background:transparent;font-size:12px;padding:7px 0}.selected{display:flex;gap:6px;flex-wrap:wrap;max-height:180px;overflow:auto;margin-bottom:12px}.selected:empty{margin:0}.chip{display:flex;align-items:center;gap:7px;background:#e9f3ed;color:#27634f;border:1px solid #c8e0d1;border-radius:5px;font-size:12px;padding:5px 7px;max-width:100%;overflow-wrap:anywhere}.chip span{min-width:0}.chip button{border:0;background:transparent;padding:3px;display:flex;flex-shrink:0}.chip svg{width:14px;height:14px}.search-field{display:flex;align-items:center;gap:9px;border:1px solid #d6dfd9;border-radius:6px;background:white;padding:0 10px;min-width:0}.search-field input{width:100%;min-width:0;border:0;padding:11px 0;font-size:14px;background:transparent}.search-field>svg{color:#87928b}.category-path{display:flex;align-items:center;gap:4px;overflow:auto;padding:14px 0 4px;white-space:nowrap}.category-path button{font-size:12px;border:0;padding:5px 3px;color:var(--accent);background:transparent;flex-shrink:0}.category-path span{color:#adb7b0;font-size:12px}.status{font-size:12px;color:var(--muted);line-height:1.4;min-height:17px;margin:8px 0}.category-browser{min-height:220px}#category-list{max-height:370px;overflow:auto;scrollbar-width:thin}.category-row{display:flex;align-items:center;gap:4px;border-bottom:1px solid #f0f3f1;min-height:44px}.category-row label{display:flex;gap:9px;align-items:center;flex:1;min-width:0;padding:9px 0;cursor:pointer;font-size:14px}.category-row label>span{min-width:0;overflow-wrap:anywhere}.category-row small{display:block;color:var(--muted);font-size:11px;line-height:1.5;margin-top:4px}.category-row button{padding:9px 6px;border:0;display:flex;background:transparent;flex-shrink:0}.category-row:has(input:checked){background:#f0f7f2}.load-more{width:100%;margin-top:10px;border:0;color:var(--accent);font-size:13px}fieldset{border:0;border-top:1px solid var(--line);margin:22px 0 18px;padding:18px 0 0}legend{font-size:13px;font-weight:bold;padding:0 8px 0 0}.radio,.saved-filter{display:flex;align-items:center;gap:8px;font-size:13px;margin:8px 0;line-height:1.5}.field-label{display:block;font-size:13px;margin-bottom:8px}.sidebar select{width:100%;padding:10px;font-size:13px}.saved-filter{margin-top:18px}.apply{margin-top:20px}.primary{background:var(--accent);color:white;border-color:var(--accent);width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px 14px;font-size:14px}.primary:hover{background:#06685c}.catalog-layout main{padding:34px 36px 60px;min-width:0}.heading{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:25px}.eyebrow{color:var(--muted);font-size:10px;letter-spacing:0;margin:0 0 10px;font-weight:bold}h1{font-size:30px;margin:0;line-height:1.2}.total{color:var(--muted);font-size:13px;white-space:nowrap}.video-toolbar{display:flex;gap:12px;margin-bottom:24px}.video-search{flex:1}.icon-button{display:flex;align-items:center;justify-content:center;border:0;padding:8px;background:transparent}.video-toolbar select{font-size:13px;padding:10px;max-width:190px}.applied{display:flex;gap:8px;align-items:flex-start;font-size:12px;padding:0 0 22px;line-height:1.6;overflow-wrap:anywhere}.applied>span{flex:1;min-width:0}.applied a{color:var(--accent);flex-shrink:0}.muted{color:var(--muted)}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 22px}.video-card{min-width:0}.thumbnail{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;border-radius:7px;background:#e8ece9}.thumbnail img{width:100%;height:100%;object-fit:cover}.play{position:absolute;bottom:10px;right:10px;background:#ffffffed;display:flex;padding:7px;border-radius:50%;color:#173b2b}.no-preview{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;height:100%;color:#6d7c72;font-size:12px}.no-preview svg{width:30px;height:30px}.card-category{font-size:10px;color:var(--accent);margin-top:14px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.video-card h2{font-size:16px;line-height:1.45;margin:7px 0 12px;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:46px}.card-author{display:flex;align-items:center;gap:8px;font-size:12px;color:#535f57;overflow-wrap:anywhere}.card-meta{display:flex;justify-content:space-between;gap:8px;margin-top:12px;color:var(--muted);font-size:11px}.card-meta a{display:flex;align-items:center;gap:5px}.card-meta svg{width:14px;height:14px}.empty{grid-column:1/-1;padding:80px 20px;text-align:center}.empty>svg{width:34px;height:34px;color:#8c9d92;margin-bottom:18px}.empty p{color:var(--muted);font-size:14px}.empty a{color:var(--accent);font-size:14px}.pagination{display:flex;gap:25px;justify-content:center;margin-top:38px;font-size:14px}.pagination a{color:var(--accent)}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
#category-list{max-height:none;overflow:auto}
.sidebar .search-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px rgba(12,112,91,.18)}
.sidebar .search-field input:focus{outline:none}
.sidebar .selected:not(:empty){margin-top:18px}
.video-search{transition:border-color .15s ease,box-shadow .15s ease,background-color .15s ease}
.video-search:hover{border-color:#9fbfaf;background:#fbfdfb}
.video-search:focus-within{border-color:var(--accent);background:#fff;box-shadow:0 0 0 2px rgba(12,112,91,.18)}
.video-search input:focus{outline:none}
.category-row .category-icon,.category-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 28px;width:28px;height:28px;border-radius:5px;background:#edf4ef;color:#32806c}
.category-row .category-select{display:flex;align-items:center;flex:0 0 auto;padding:10px 4px;cursor:pointer}.category-row .category-main{display:flex;align-items:center;gap:9px;flex:1;min-width:0;border:0;border-radius:0;background:transparent;text-align:left;padding:7px 2px}.category-row .category-main>span:last-child{min-width:0;overflow-wrap:anywhere}.category-row .category-main small{display:block;color:var(--muted);font-size:11px;line-height:1.5;margin-top:4px}.category-row .category-main:hover{text-decoration:none;background:transparent}
.category-icon img{display:block;width:26px;height:26px;object-fit:contain}.category-icon svg{width:19px;height:19px}.category-row:has(.lucide-file-video) .category-icon{background:#f5f0e3;color:#967631}.category-row:hover,.category-row.category-open{background:#edf5f0}.category-row.category-open>button{color:var(--accent)}
.category-flyouts{position:fixed;z-index:60;display:flex;align-items:stretch;max-width:calc(100vw - 24px);background:white;border:1px solid #cedbd2;border-radius:8px;box-shadow:0 12px 36px #203b252b;overflow-x:auto;overscroll-behavior:contain;scrollbar-width:thin}
.category-flyout{display:flex;flex-direction:column;flex:0 0 280px;width:280px;min-height:190px;max-height:calc(var(--flyout-height) - 14px);border-right:1px solid var(--line);padding:8px;background:white}.category-flyout:last-child{border-right:0}.flyout-heading{display:flex;align-items:center;gap:7px;padding:5px 0 12px;border-bottom:1px solid var(--line);flex-shrink:0}.flyout-heading strong{font-size:13px;line-height:1.4;overflow-wrap:anywhere;min-width:0}.flyout-heading button{display:flex;align-items:center;border:0;padding:6px;background:transparent}.flyout-items{overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;min-height:0;flex:1}.category-flyout .status{padding:0 4px;flex-shrink:0}.category-flyout .load-more{flex-shrink:0}.category-flyout .category-row{padding-left:4px}.category-flyout .category-row label{font-size:13px}.category-flyout .category-row button{min-height:40px}.chip .category-icon{width:22px;height:22px;flex-basis:22px}.chip .category-icon img{width:20px;height:20px}
@media(max-width:1250px){.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-layout main{padding:28px 24px}.topbar{gap:36px}}
@media(max-width:850px){.catalog-layout{display:block}.sidebar{border-right:0;border-bottom:1px solid var(--line);padding:0 20px}.sidebar summary{display:flex;align-items:center;justify-content:space-between;padding:16px 0;font-size:14px;cursor:pointer}.sidebar summary span{display:flex;align-items:center;gap:10px}.filter-content{padding-bottom:20px}#category-list{max-height:300px}.category-browser{min-height:0}.catalog-layout main{padding:24px 20px}.topbar{padding:0 20px;height:64px;gap:28px}.topbar nav{font-size:13px;gap:16px}.heading{margin-bottom:20px}.video-toolbar{flex-wrap:wrap}.video-search{flex-basis:100%}.video-toolbar select{margin-left:auto}.selected{max-height:130px}.video-grid{gap:24px 16px}h1{font-size:26px}}
@media(max-width:500px){.topbar nav{display:none}.video-grid{grid-template-columns:1fr}.thumbnail{aspect-ratio:16/9}.video-card h2{min-height:0;font-size:17px}.catalog-layout main{padding:24px 16px}.sidebar{padding:0 16px}.heading{align-items:center}.card-meta{font-size:12px}.card-category{font-size:11px}.brand{font-size:27px}.upload span{display:none}}

/* Cascading category browser */
.category-row{display:grid;grid-template-columns:28px minmax(0,1fr) 32px;align-items:center;column-gap:6px;min-height:48px;padding:0 4px}
.category-row .category-select{display:flex;align-items:center;justify-content:center;grid-column:1;padding:10px 0;cursor:pointer}
.category-row .category-main{display:grid;grid-template-columns:28px minmax(0,1fr);align-items:center;gap:9px;grid-column:2;min-width:0;padding:7px 0;text-align:left}
.category-row .category-main>span:last-child{min-width:0;overflow-wrap:anywhere}
.category-row>button:not(.category-main){grid-column:3;justify-content:center}
.category-row:hover,.category-row.category-open{background:#edf5f0}
.category-row.category-open{box-shadow:inset 3px 0 var(--accent)}
.category-flyouts{border:1px solid #c6d8ce;border-top:3px solid var(--accent);border-radius:8px;box-shadow:0 18px 50px #183d2b33;animation:category-window-in .14s ease-out;overflow:hidden}
.category-flyout{flex-basis:300px;width:300px;min-height:210px;padding:0 10px 9px}
.category-flyout.flyout-shelved{display:none}
.flyout-heading{display:grid;grid-template-columns:32px 34px minmax(0,1fr);align-items:center;gap:8px;padding:13px 2px 12px;background:linear-gradient(90deg,#f1f8f4,white)}
.flyout-heading button{justify-content:center}
.flyout-title{min-width:0}
.flyout-title small{display:block;color:var(--accent);font-size:9px;text-transform:uppercase;margin-bottom:2px}
.flyout-title strong{display:block;font-size:14px;line-height:1.35;overflow-wrap:anywhere}
.flyout-items{padding-top:4px}
.category-flyout .category-row{padding-left:3px}
.category-flyout .category-row .category-main{font-size:13px}
@keyframes category-window-in{from{opacity:0;transform:translateX(-8px) scale(.985)}to{opacity:1;transform:none}}

/* Wide category explorer */
.category-flyouts{display:none!important}
.category-mega{position:fixed;z-index:80;height:calc(100vh - 92px);overflow-y:auto;overflow-x:hidden;padding:0 28px 30px;background:rgba(255,255,255,.86);border:1px solid #dcdfe2;border-left:3px solid var(--dicon-coral,#ff5757);border-radius:0 6px 6px 0;box-shadow:0 18px 48px rgba(53,32,60,.18);overscroll-behavior:contain;animation:category-mega-in .14s ease-out}
.category-mega[hidden]{display:none!important}
.category-mega__header{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px;padding:15px 0 10px;background:rgba(255,255,255,.92);border-bottom:1px solid var(--line)}
.category-mega__title{display:flex;align-items:center;gap:12px;min-width:0}.category-mega__title strong{font-size:22px;line-height:1.25;overflow-wrap:anywhere}.category-mega__title .category-icon{width:34px;height:34px;flex-basis:34px;background:#fff0ef;color:var(--dicon-coral,#ff5757)}.category-mega__title .category-icon img{width:32px;height:32px}
.category-mega__close{display:grid;place-items:center;width:36px;height:36px;flex:0 0 36px;padding:0;border:0;background:transparent;color:#77717a}.category-mega__close:hover{background:#f5f2f5;color:var(--dicon-ink,#35203c)}
.category-mega__root-choice{padding:12px 0 3px}.mega-choice--root{width:max-content;color:#655e68;font-size:12px}
.category-mega__status{min-height:18px;margin:5px 0 16px;color:var(--muted);font-size:11px}
.category-mega__grid{display:grid;grid-template-columns:repeat(2,minmax(210px,1fr));align-items:start;gap:13px 26px}
.mega-node{min-width:0}.mega-node__line{display:grid;grid-template-columns:20px minmax(0,1fr);align-items:start;gap:8px;min-height:30px}
.mega-node__expand{display:grid;place-items:center;width:17px;height:17px;margin-top:3px;padding:0;border:1px solid #adb4b8;border-radius:2px;background:#fff;color:#60686d}.mega-node__expand:hover{border-color:var(--dicon-coral,#ff5757);background:#fff1f0;color:#d84444}.mega-node__expand svg{width:11px;height:11px;stroke-width:1.8}.mega-node__expand--empty{border-color:transparent;background:transparent}.mega-node__expand--empty:hover{border-color:transparent;background:transparent}
.mega-choice{display:flex;align-items:flex-start;gap:8px;min-width:0;cursor:pointer;color:#222;font-size:14px;line-height:1.45}.mega-choice input{width:15px;height:15px;flex:0 0 15px;margin:3px 0 0;accent-color:var(--dicon-coral,#ff5757)}.mega-choice>span{min-width:0;overflow-wrap:anywhere}.mega-choice small{flex:0 0 auto;margin-top:1px;color:#929ba1;font-size:12px}.mega-choice:hover>span{color:#d84444}
.mega-node__children{margin:6px 0 11px 8px;padding-left:18px;border-left:1px solid #e2e4e6}.mega-node__children[hidden]{display:none}.mega-node__children .mega-node{margin:8px 0}.mega-node__children .mega-choice{font-size:13px}.mega-node__children .mega-node__children{margin-left:7px;padding-left:14px}
.mega-node__status{min-height:0;margin:5px 0;color:var(--muted);font-size:11px}.mega-node__status:empty{display:none}.mega-node__more,.category-mega__more{border:0;background:transparent;color:var(--dicon-blue,#247bb6);font-size:12px;padding:6px 0}.category-mega__more{margin-top:18px}.mega-node--expanded>.mega-node__line>.mega-choice>span{font-weight:600;color:var(--dicon-ink,#35203c)}
.category-row.category-open{background:#f1f2f3;box-shadow:inset 3px 0 var(--dicon-coral,#ff5757)}.category-row.category-open .category-main{color:#d84444}.category-open-button{color:#777}.category-row.category-open .category-open-button{color:var(--dicon-coral,#ff5757)}
@keyframes category-mega-in{from{opacity:0;transform:translateX(-8px)}to{opacity:1;transform:none}}
@media(max-width:1250px){.category-mega__grid{grid-template-columns:repeat(2,minmax(210px,1fr));column-gap:26px}}
@media(max-width:850px){.category-mega{display:none!important}}