.th-hub{--th-ink:#192b37;--th-muted:#697683;--th-line:#e3e6eb;--th-blue:#4864e8;--th-paper:#fff;color:var(--th-ink);font-family:inherit}.th-hub h1{font-size:clamp(28px,3vw,42px);letter-spacing:-1.4px;margin:0 0 10px}.th-hub h2{font-size:21px;letter-spacing:-.5px;margin:0 0 12px}.th-hub h3{font-size:15px}.th-section-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:12px 0 28px}.th-eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:700;color:var(--th-blue);margin:0 0 12px}.th-muted,.th-hub small{color:var(--th-muted);font-size:13px;line-height:1.6}.th-muted{margin:8px 0 12px}.th-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.th-button,.th-icon{font-family:inherit;font-size:13px;font-weight:600;border:0;cursor:pointer;transition:transform .2s,background .2s;color:var(--th-ink)}.th-button{display:inline-flex;align-items:center;justify-content:center;gap:14px;border-radius:12px;min-height:43px;padding:11px 17px;font-family:inherit;font-size:13px;font-weight:650;text-decoration:none}.th-primary{background:var(--th-blue);color:white;box-shadow:0 5px 16px #4864e81c}.th-primary:hover{background:#3854d4;transform:translateY(-2px)}.th-outline{border:1px solid #d8dde4;background:#fff}.th-outline:hover{background:#f2f3fa}.th-text{background:transparent;color:var(--th-blue)}.th-icon{background:#f4f5f8;border-radius:10px;width:34px;height:34px;font-size:19px}.th-hub button:disabled{opacity:.4;cursor:not-allowed}.th-hub :focus-visible{outline:3px solid #a8b6ff;outline-offset:3px}.th-back{border:0;background:none;color:var(--th-muted);cursor:pointer;margin:8px 0 24px;padding:0;font-family:inherit;font-size:13px}.th-panel{background:white;border:1px solid var(--th-line);border-radius:20px;padding:26px;margin:20px 0}.th-form .th-section-head{margin-top:0}.th-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:20px 0}.th-field{display:flex;flex-direction:column;gap:8px;font-size:12px;font-weight:650;min-width:0}.th-field input,.th-field select,.th-invite input{width:100%;box-sizing:border-box;border:1px solid #dce1e7;border-radius:10px;background:#fafbfc;color:var(--th-ink);padding:12px;font-size:14px;font-weight:400;font-family:inherit;min-height:44px}.th-field input[type=file]{font-size:12px}.th-error{color:#aa2f39;font-size:13px;background:#fff0f1;border-radius:10px;padding:12px}.th-notice{border-left:3px solid var(--th-blue);background:#eff2ff;padding:14px 18px;border-radius:0 12px 12px 0;font-size:13px}.th-group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:24px}.th-group-card{border:1px solid var(--th-line);border-radius:22px;background:#fff;overflow:hidden;transition:box-shadow .25s,transform .25s}.th-group-card:hover{box-shadow:0 14px 35px #2934530b;transform:translateY(-3px)}.th-cover,.th-cover-image{height:175px;width:100%;object-fit:cover;position:relative;overflow:hidden;background:#e8e7fd;display:flex;align-items:center;justify-content:center}.th-cover span{position:relative;z-index:1;font-size:66px;letter-spacing:-4px;font-weight:600;color:#6561aa;transform:rotate(-9deg)}.th-cover i{position:absolute;width:230px;height:230px;border:1px solid #a09bdb;border-radius:50%;transform:rotate(35deg) scaleX(.52)}.th-cover i+i{transform:rotate(-35deg) scaleX(.5)}.th-cover b{position:absolute;right:17px;bottom:13px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#ffffffb0;font-size:14px;color:#7771b2}.th-cover.is-chemistry{background:#ffe5d5}.th-cover.is-chemistry span{font-size:52px;color:#b27554}.th-cover.is-chemistry i{border-color:#dcac8f}.th-cover.is-biology{background:#e0eee9}.th-cover.is-biology span{color:#5f8a79;font-size:53px}.th-cover.is-biology i{border-color:#a2c9b9}.th-group-body{padding:23px}.th-card-meta{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;color:var(--th-muted);font-size:11px;margin-bottom:13px}.th-group-body h2{font-size:23px}.th-group-body p{font-size:13px;color:var(--th-muted);margin:0 0 22px}.th-group-body .th-button{width:100%;justify-content:space-between;box-sizing:border-box}.th-add-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;min-height:343px;padding:24px;color:#728093;border-style:dashed;cursor:pointer;font-family:inherit;font-size:13px;background:transparent}.th-add-card strong{font-size:17px;color:#415366}.th-add-icon{height:60px;width:60px;border-radius:50%;display:grid;place-items:center;background:#edf0f8;font-size:32px;color:var(--th-blue)}.th-group-hero{display:grid;grid-template-columns:180px 1fr;align-items:center;gap:30px;margin-bottom:24px}.th-group-hero .th-cover,.th-group-hero .th-cover-image{border-radius:22px;height:170px}.th-person{display:flex;align-items:center;gap:15px;padding:16px 0;border-top:1px solid #eef0f4}.th-person>div{flex:1}.th-person strong,.th-person small{display:block}.th-person strong{font-size:14px}.th-avatar{display:grid;place-items:center;width:41px;height:41px;background:#eceeff;color:#646dad;border-radius:13px;font-size:17px;font-weight:700}.th-badge{background:#f0f2f9;border-radius:9px;padding:7px 11px;font-size:12px}.th-invite{background:#edf1ff;border-radius:18px;padding:22px;display:flex;flex-wrap:wrap;gap:13px;align-items:center}.th-invite input{flex:1;min-width:240px}.th-invite p{width:100%;font-size:12px;color:#65718c;margin:0}.th-library{display:grid;grid-template-columns:210px minmax(0,1fr);gap:28px;align-items:start}.th-folders{padding:14px 0}.th-folders>button{width:100%;text-align:left;border:0;background:transparent;padding:12px 14px;border-radius:10px;font-family:inherit;font-size:13px;color:#6f7a87;display:flex;justify-content:space-between;cursor:pointer}.th-folders>button[aria-pressed=true]{background:#e9edfc;color:#3e55b4;font-weight:700}.th-folders h3{padding:0 14px}.th-folders form{padding:20px 10px;border-top:1px solid var(--th-line);margin-top:20px}.th-variant-list{display:grid;gap:14px}.th-variant-card{background:white;display:flex;align-items:center;gap:20px;padding:25px;border:1px solid var(--th-line);border-radius:17px}.th-variant-main{flex:1;min-width:0}.th-variant-main h2{font-size:18px;margin-bottom:7px}.th-variant-main p{margin:0;color:var(--th-muted);font-size:12px}.th-title-button{border:0;background:none;padding:0;text-align:left;font:inherit;color:inherit;cursor:pointer}.th-file-symbol{width:48px;height:60px;border-radius:10px 18px 10px 10px;display:grid;place-items:center;background:#eeecfc;color:#8174bc;font-size:17px;font-weight:700;flex-shrink:0}.th-empty{padding:55px 25px;text-align:center;border:1px dashed #d6dce6;border-radius:20px}.th-empty p{color:var(--th-muted);font-size:14px;max-width:360px;margin:12px auto 24px;line-height:1.6}.th-empty-art{font-size:60px;color:#a4a0d2;margin-bottom:15px}.th-builder-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start}.th-builder-layout .th-panel{margin-top:0}.th-save-panel{position:sticky;top:25px}.th-save-panel p{font-size:12px;color:var(--th-muted)}.th-save-panel form{display:grid;gap:18px;margin-top:25px}.th-big-number{font-size:60px;line-height:1;color:var(--th-blue);font-weight:650;letter-spacing:-3px}.th-selected-task{display:grid;grid-template-columns:30px minmax(0,1fr) 35px;gap:16px;background:#fff;border:1px solid var(--th-line);padding:23px;border-radius:16px;margin-bottom:12px}.th-selected-number{color:var(--th-blue);font-weight:700;font-size:20px}.th-selected-text{font-size:13px;line-height:1.65;max-height:180px;overflow:auto}.th-selected-text .u-rich{margin:0 0 12px}.th-reorder{display:flex;flex-direction:column;gap:5px}.th-inline-form{display:flex;align-items:end;gap:12px;margin:15px 0 25px}.th-inline-form .th-field{min-width:220px}.th-print-note{color:var(--th-muted);font-size:12px;max-width:700px;line-height:1.6}.th-check{display:flex;gap:10px;font-size:13px;margin:15px 0 30px}.th-preview{display:grid;gap:20px}.th-preview .bank-task{max-width:none;width:100%;box-sizing:border-box}.th-group-pills{display:flex;gap:9px;flex-wrap:wrap;margin:24px 0}.th-group-pills button{border:1px solid var(--th-line);border-radius:12px;padding:11px 17px;background:#fff;color:var(--th-muted);font:inherit;font-size:13px;cursor:pointer}.th-group-pills button[aria-pressed=true]{background:var(--th-ink);color:white;border-color:var(--th-ink)}.th-work-list{display:grid;gap:14px;margin-top:22px}.th-work-card{display:grid;grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:24px;background:#fff;border:1px solid var(--th-line);border-radius:20px;padding:24px}.th-work-date{background:#f1eeff;padding:14px 8px;border-radius:14px;display:grid;text-align:center;color:#7365a4}.th-work-date strong{font-size:27px}.th-work-date span{font-size:11px}.th-work-card h2{font-size:18px;margin-bottom:8px}.th-work-card p{font-size:12px;color:var(--th-muted);margin:5px 0}.th-progress{height:5px;background:#edf0f5;border-radius:8px;max-width:280px;margin:13px 0 6px;overflow:hidden}.th-progress i{display:block;background:linear-gradient(90deg,#9c91e1,#5e77e5);height:100%;border-radius:inherit;transition:width .6s}.th-hub .task-table-wrap{overflow:auto}.th-hub table{width:100%;border-collapse:collapse}.th-hub td,.th-hub th{border:1px solid #dfe3ec;padding:10px}
@media(max-width:1000px){.th-builder-layout{grid-template-columns:minmax(0,1fr)}.th-save-panel{position:static}.th-library{grid-template-columns:180px 1fr}.th-variant-card{flex-wrap:wrap}.th-variant-card>.th-actions{margin-left:68px}.th-section-head{align-items:flex-start;flex-wrap:wrap}}
@media(max-width:650px){.th-library{grid-template-columns:1fr}.th-folders{display:flex;flex-wrap:wrap;gap:6px}.th-folders>button{width:auto}.th-folders h3{width:100%}.th-folders form{width:100%;margin:0;display:flex;align-items:end;gap:8px}.th-form-grid{grid-template-columns:1fr}.th-panel{padding:20px}.th-group-hero{grid-template-columns:1fr}.th-group-hero .th-cover{height:130px}.th-work-card{grid-template-columns:52px 1fr;gap:16px;padding:18px}.th-work-card>.th-button{grid-column:2}.th-selected-task{padding:16px;gap:10px}.th-variant-card{padding:19px;gap:14px}.th-variant-card>.th-actions{margin-left:0}.th-section-head h1{font-size:30px}.th-inline-form{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){.th-hub *{transition:none!important}}
.th-hub{--th-muted:#4e5d6e;--th-line:#d7dfe9;font-size:16px}.th-hub [hidden]{display:none!important}.th-hub .th-muted,.th-hub small,.th-hub .th-eyebrow,.th-hub .th-field,.th-hub .th-card-meta,.th-hub .th-button,.th-hub .th-back,.th-hub .th-person small,.th-hub .th-save-panel p,.th-hub .th-group-pills button,.th-hub .th-work-card p,.th-hub .th-check{font-size:16px}.th-hub .th-card-meta{color:#3c4b61;font-weight:600;line-height:1.6}.th-hub .th-field input,.th-hub .th-field select,.th-hub .th-invite input{font-size:17px;line-height:1.5;color:#192b37}.th-hub .th-field input::placeholder{color:#637185;opacity:1}.th-hub .th-button{min-height:46px;line-height:1.35}.th-hub .th-eyebrow{font-size:16px;letter-spacing:1.2px}.th-hub input[type=checkbox]{width:20px;height:20px;min-width:20px;flex:none;margin:0;accent-color:var(--th-blue)}.th-hub .th-check{align-items:center;line-height:1.5}.th-hub .th-selected-text{font-size:18px;line-height:1.8;max-height:none;overflow:visible;color:#192b37}.th-hub .th-selected-text .u-rich{color:inherit}.th-hub .th-selected-number{font-size:24px}.th-hub .th-error{font-size:16px;color:#8b1730;background:#fff0f3;border:1px solid #e5afbc;padding:18px}.th-hub .th-error>strong{font-size:18px;display:block}.th-hub .th-error>p{margin:10px 0 0;line-height:1.6}.th-missing-lines{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.th-missing-lines span{display:inline-flex;padding:10px 13px;background:#fff;border:1px solid #cf637a;border-radius:10px;color:#8b1730;font-weight:700;font-size:17px}.th-generator-guide{font-size:16px;line-height:1.6;padding:16px 18px;border-left:4px solid var(--th-blue);background:#eef2ff;border-radius:0 12px 12px 0;color:#29416e}.th-folder-hint{font-size:16px;line-height:1.6;color:#4e5d6e;margin:0 0 20px}.th-folders>button{font-size:16px;min-height:46px;transition:background .15s,box-shadow .15s}.th-folders>h2{font-size:20px}.th-variant-card{flex-wrap:wrap;cursor:grab}.th-variant-card:active{cursor:grabbing}.th-variant-card .th-title-button{font-size:22px;line-height:1.4;text-align:left}.th-variant-card .th-variant-main>p{font-size:16px;color:#4e5d6e;line-height:1.6}.th-variant-card .th-actions{margin-left:0;gap:8px}.th-variant-card .th-actions .th-button{padding:10px 13px}.th-variant-card.th-dragging{opacity:.55;transform:none}.th-folders>button.th-drop-ready{border:1px dashed #8a9be3;background:#f0f3ff}.th-folders>button.th-drop-over{outline:3px solid #4864e8;outline-offset:2px;background:#dce5ff;color:#182d7c;box-shadow:0 0 0 6px #4864e812}.th-quick-move{flex:0 0 100%;display:flex;align-items:end;flex-wrap:wrap;gap:12px;padding:18px;background:#f2f5fb;border-radius:14px;cursor:auto}.th-quick-move>.th-field{flex:1;min-width:190px}.th-quick-move>.th-error{flex:0 0 100%;box-sizing:border-box;margin:0}.th-detail-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:8px 0 30px}.th-detail-meta{font-size:18px;color:#273d56;display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin:16px 0 0}.th-detail-meta span{font-size:16px;background:#e9edff;color:#2e428d;border-radius:9px;padding:7px 12px}.th-variant-tools{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:22px;border:1px solid #d7dfe9;background:#fff;border-radius:18px;padding:22px;margin-bottom:34px}.th-variant-tools .th-inline-form{margin:0;align-items:end;gap:12px}.th-print-controls{display:grid;gap:12px}.th-print-controls .th-check{margin:0;color:#273d56}.th-variant-content>.th-section-head{margin-bottom:20px;gap:20px}.th-variant-content>.th-section-head h2{font-size:25px;margin:0}.th-preview .bank-task-content,.th-preview .bank-task-solution,.th-preview .bank-task-content .u-rich,.th-preview .bank-task-solution .u-rich{font-size:18px;line-height:1.8;color:#192b37}.th-preview .bank-task-position,.th-preview .bank-exam-badge,.th-preview .bank-task-difficulty small,.th-preview .bank-task-reveal>summary,.th-preview .bank-task-passport>summary{font-size:16px;line-height:1.5}.th-preview .bank-task-passport .bank-task-id{font-size:14px;word-break:break-all}.th-preview .bank-task-content td,.th-preview .bank-task-content th{font-size:18px;color:#192b37;line-height:1.6}.th-preview .bank-task-caption h3{font-size:24px;color:#192b37}.th-preview .bank-task{box-shadow:0 8px 28px #24345306}
@media(max-width:850px){.th-library{grid-template-columns:1fr}.th-folders{display:flex;flex-wrap:wrap;gap:10px}.th-folders>h2,.th-folders>.th-folder-hint,.th-folders>form{flex:0 0 100%;margin:0}.th-folders>button{width:auto}.th-folders>.th-folder-hint{margin-bottom:8px}.th-variant-card .th-actions{width:100%;margin:0}.th-variant-card .th-variant-main{min-width:0;flex:1}.th-variant-tools,.th-detail-heading{align-items:flex-start;flex-direction:column}.th-variant-tools>*,.th-print-controls{width:100%}.th-variant-tools .th-inline-form{flex-wrap:wrap}.th-detail-meta{gap:12px}.th-preview .bank-task-caption h3{font-size:22px}.th-preview .bank-task-content,.th-preview .bank-task-solution{font-size:18px}.th-variant-content>.th-section-head{display:block}.th-quick-move>.th-field{width:100%;flex:0 0 100%}}

.th-hub .th-folders>button{color:var(--th-ink);text-align:left}.th-hub .th-folders>button:not([aria-pressed=true]):hover{background:var(--t-panel-2,#edf1fa);color:var(--th-ink)}.th-hub .th-folders>button.th-drop-over{background:var(--t-selected,#dce5ff);color:var(--t-selected-ink,#182d7c);outline-color:var(--th-blue)}

.th-hub .th-folders>button.th-drop-ready{background:var(--t-panel-2,#f0f3ff);color:var(--th-ink);border-color:var(--th-blue)}

/* Сообщение об ошибке не должно примыкать к кнопке действия. */
.th-hub form > .th-error:not([hidden]) + button[type=submit]{margin-top:20px}