:root{
  --bg:#f2f5fa; --surface:#ffffff; --line:#dfe5ee; --line-2:#e9edf4; --line-3:#f1f4f8;
  --ink:#101828; --muted:#667085; --muted-2:#98a2b3;
  --brand:#155eef; --brand-soft:#edf4ff; --danger:#dc2626; --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{
  background:linear-gradient(180deg,#f7f9fc 0,var(--bg) 100%); color:var(--ink);
  font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;display:flex;flex-direction:column;min-height:100vh;
}
a{color:inherit;text-decoration:none}
svg{display:block}
.hidden{display:none!important}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}

/* Topbar */
.top{position:sticky;top:0;z-index:10;background:#0c111b;border-bottom:1px solid #202938;box-shadow:0 8px 28px rgba(15,23,42,.12)}
.top__inner{height:76px;display:flex;align-items:center;justify-content:center}
.brand-logo{display:block;width:min(230px,58vw);height:38px;object-fit:contain}
.page-content{flex:1}

/* Share head */
.share-head{display:flex;align-items:center;gap:15px;margin:22px 0 14px;padding:16px 18px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 24px rgba(15,23,42,.05)}
.share-head .sicon{width:46px;height:46px;border-radius:13px;background:linear-gradient(145deg,#fff5d9,#ffedbd);color:#d97706;display:flex;align-items:center;justify-content:center;flex-shrink:0;border:1px solid #fde7ad}
.share-head h1{margin:0;font-size:19px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.share-head .sub{color:var(--muted);font-size:12.5px;margin-top:2px}
.share-head__info{min-width:0;flex:1}

/* Layout: tree + main */
.layout{display:flex;gap:14px;align-items:flex-start;margin-bottom:24px}
.sidebar{width:262px;flex-shrink:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:8px 6px;max-height:72vh;overflow:auto;box-shadow:0 6px 20px rgba(15,23,42,.04)}
.main{flex:1;min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 20px rgba(15,23,42,.04)}

/* Tree */
#tree{font-size:13px}
.tree-row{display:flex;align-items:center;gap:5px;padding:5px 8px;border-radius:8px;cursor:pointer;white-space:nowrap;color:#384155}
.tree-row:hover{background:#f5f7fc}
.tree-row--active{background:var(--brand-soft);color:var(--brand);font-weight:500}
.tree-row--root{font-weight:600}
.tree-tog{width:15px;height:15px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted-2);flex-shrink:0}
.tree-tog svg{cursor:pointer}
.tree-ic{color:#D97706;display:inline-flex;flex-shrink:0}
.tree-name{overflow:hidden;text-overflow:ellipsis}

/* Toolbar: crumbs + download-current */
.toolbar{display:flex;align-items:center;gap:12px;padding-right:14px}
.toolbar .crumbs{flex:1;min-width:0}
.dlfolder{flex-shrink:0;display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border:1px solid var(--brand);border-radius:10px;background:var(--brand);color:#fff;font:600 12.5px/1 inherit;font-family:inherit;cursor:pointer;white-space:nowrap;box-shadow:0 6px 14px rgba(21,94,239,.18);transition:.18s ease}
.dlfolder:hover{background:#004eeb;border-color:#004eeb;transform:translateY(-1px)}
.dlfolder:focus-visible,.dl:focus-visible,.rowdl:focus-visible,.crumb:focus-visible{outline:3px solid rgba(21,94,239,.25);outline-offset:2px}
.dlfolder:disabled{background:#eef1f7;border-color:var(--line);color:var(--muted-2);cursor:default}

/* Breadcrumbs (pills like catalog) */
.crumbs{display:flex;flex-wrap:wrap;gap:6px;padding:14px 16px 10px}
.crumb{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:16px;background:#f1f2f6;border:1px solid var(--line);font-size:12.5px;color:#5b6472;cursor:pointer;font-family:inherit}
.crumb:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand)}
.crumb--active{background:var(--brand);color:#fff;border-color:var(--brand);cursor:default}

/* List */
.list-head,.row{display:grid;grid-template-columns:1fr 92px 96px 66px;gap:8px;align-items:center;padding:9px 16px}
.list-head{font-size:11px;letter-spacing:.04em;color:var(--muted-2);background:#fbfcfe;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.list-head .h-size{text-align:right}
.row{border-bottom:1px solid var(--line-3)}
.row.dir{cursor:pointer}
.row:hover{background:#fafbff}
.ico{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cname{display:flex;align-items:center;gap:11px;min-width:0}
.ctxt{min-width:0}
.cnm{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.csub{font-size:11.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ctype{font-size:12.5px;color:var(--muted)}
.csize{font-size:13px;color:var(--muted);text-align:right;font-variant-numeric:tabular-nums}
.cact{display:flex;justify-content:flex-end;align-items:center;gap:3px}
.cact .chev{color:#c2c8d4;flex-shrink:0}
.dl{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:8px;background:var(--brand-soft);color:var(--brand);cursor:pointer}
.dl:hover{background:#dde9ff}
.rowdl{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;border:0;background:transparent;color:var(--muted-2);cursor:pointer;padding:0;flex-shrink:0}
.row.dir:hover .rowdl{color:var(--brand)}
.rowdl:hover{background:var(--brand-soft);color:var(--brand)}
.na{color:var(--muted-2);font-size:13px}
.empty{padding:46px 16px;text-align:center;color:var(--muted)}

/* Download progress modal */
.dl-overlay{position:fixed;inset:0;z-index:50;background:rgba(20,26,40,.42);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;padding:20px}
.dl-card{width:100%;max-width:380px;min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px 22px 18px;box-shadow:0 18px 50px rgba(20,26,40,.22);text-align:center;overflow:hidden}
.dl-title{font-weight:700;font-size:15px;margin-bottom:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dl-bar{height:8px;border-radius:6px;background:var(--line-2);overflow:hidden}
.dl-fill{height:100%;width:0;background:linear-gradient(90deg,#2f6df6,#7aa2ff);border-radius:6px;transition:width .25s ease}
.dl-stat{max-width:100%;margin-top:10px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;word-break:break-word}
.dl-note{margin-top:8px;font-size:11.5px;color:var(--muted-2);line-height:1.4}
.dl-cancel{margin-top:16px;padding:8px 18px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#5b6472;font:600 12.5px/1 inherit;font-family:inherit;cursor:pointer}
.dl-cancel:hover{background:#f5f7fc;border-color:var(--muted-2)}
/* Успех скачивания: зелёная галочка + «Закрыть», без автозакрытия */
.dl-check{display:none;width:54px;height:54px;margin:0 auto 12px;border-radius:50%;background:#dcfce7;color:#16a34a;align-items:center;justify-content:center;animation:dl-pop .25s ease}
@keyframes dl-pop{from{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}
.dl-close{display:none;margin-top:16px;padding:9px 22px;border:none;border-radius:9px;background:#16a34a;color:#fff;font:600 13px/1 inherit;font-family:inherit;cursor:pointer}
.dl-close:hover{background:#15803d}
.dl-card.is-done .dl-check{display:flex}
.dl-card.is-done .dl-bar,.dl-card.is-done .dl-note,.dl-card.is-done .dl-cancel{display:none}
.dl-card.is-done .dl-close{display:inline-block}

/* States */
.state{width:100%;max-width:520px;margin:0 auto;text-align:center;padding:80px 20px;flex:1}
.state .big{width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;background:var(--brand-soft);color:var(--brand)}
.state.err .big{background:#fdecec;color:var(--danger)}
.state h2{margin:0 0 8px;font-size:20px}
.state p{color:var(--muted);margin:0}
.loading-text{margin-top:16px}
.spinner{width:30px;height:30px;border:3px solid var(--line);border-top-color:var(--brand);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto}
@keyframes spin{to{transform:rotate(360deg)}}

.foot{min-height:58px;color:var(--muted);font-size:12.5px;text-align:center;padding:18px 20px;border-top:1px solid rgba(203,213,225,.7);background:rgba(255,255,255,.44);margin-top:auto}

@media(max-width:820px){
  .sidebar{display:none}
  .list-head,.row{grid-template-columns:1fr 76px 66px}
  .ctype{display:none}
  .list-head .h-type{display:none}
  .toolbar{flex-wrap:wrap}
  .dlfolder{margin:0 0 6px auto}
}

@media(max-width:560px){
  .wrap{padding-left:12px;padding-right:12px}
  .top__inner{height:66px}
  .brand-logo{width:min(190px,64vw);height:32px}
  .share-head{margin:14px 0 12px;padding:14px;border-radius:14px}
  .share-head .sicon{width:42px;height:42px;border-radius:12px}
  .share-head h1{font-size:17px}
  .layout{margin-bottom:18px}
  .main{border-radius:14px}
  .toolbar{padding-right:10px}
  .crumbs{padding:11px 10px 7px}
  .dlfolder{width:calc(100% - 20px);justify-content:center;margin:0 10px 10px}
  .list-head,.row{grid-template-columns:minmax(0,1fr) 72px 42px;padding-left:12px;padding-right:12px}
  .list-head{font-size:10px}
  .row{gap:5px}
  .cname{gap:8px}
  .foot{min-height:50px;padding:16px 12px}
}