.eqb{--bg:#0e151d;--card:#17212d;--line:#304252;--text:#edf4f3;--muted:#abbcc7;--accent:#a6efb9;--ink:#102b20;--error:#ffb3ac;background:radial-gradient(ellipse at 90% 0%,#21443b55,transparent 50%),var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;border-radius:24px;padding:clamp(18px,4vw,52px);max-width:1120px;margin:24px auto;box-sizing:border-box;color-scheme:dark}.eqb *{box-sizing:border-box}.eqb.eqb-light{--bg:#f3f7f4;--card:#fff;--line:#c9d8ce;--text:#162d27;--muted:#52695e;--accent:#176a42;--ink:#fff;--error:#9a2b26;color-scheme:light}.eqb button,.eqb select,.eqb input{font:inherit}.eqb button{cursor:pointer;border:1px solid var(--line);border-radius:12px;padding:12px 19px;line-height:1.3;background:var(--card);color:var(--text);min-height:46px;font-weight:600}.eqb button:disabled{opacity:.45;cursor:not-allowed}.eqb button:hover:not(:disabled){border-color:var(--accent)}.eqb :focus-visible{outline:3px solid var(--accent);outline-offset:3px}.eqb .eqb-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:58px}.eqb .eqb-brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--text);font-weight:700;font-size:22px}.eqb small{display:block;font-size:12px;color:var(--muted);font-weight:400}.eqb-brand small{letter-spacing:.13em;font-size:10px}.eqb .eqb-symbol{border:1px solid var(--accent);border-radius:50% 50% 50% 10%;width:46px;height:46px;display:grid;place-items:center;color:var(--accent)}.eqb h2{font:700 clamp(28px,4vw,48px)/1.18 system-ui;margin:14px 0 18px;letter-spacing:-.035em;color:var(--text)}.eqb h2>span{color:var(--muted)}.eqb h3{color:var(--text);font:600 20px/1.5 system-ui}.eqb p{margin:10px 0 20px}.eqb .eqb-lead{font-size:18px;color:var(--muted);max-width:760px}.eqb .eqb-eyebrow{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.15em;text-transform:uppercase}.eqb .eqb-card{border:1px solid var(--line);background:var(--card);border-radius:20px;padding:clamp(20px,3vw,32px);margin:28px 0}.eqb .eqb-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.eqb .eqb-field{display:grid;gap:8px;font-size:14px;font-weight:600;color:var(--muted)}.eqb select,.eqb-short{border:1px solid var(--line);border-radius:10px;color:var(--text);background:var(--bg);padding:12px;width:100%;min-height:50px}.eqb .eqb-start{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:28px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted)}.eqb .eqb-start strong{font-size:26px;color:var(--text)}.eqb .eqb-primary{background:var(--accent);color:var(--ink);border-color:var(--accent)}.eqb .eqb-quiet{border-color:transparent;background:transparent;color:var(--muted);font-size:14px}.eqb .eqb-muted,.eqb footer{color:var(--muted);font-size:12px}.eqb footer{margin-top:48px;padding-top:18px;border-top:1px solid var(--line)}.eqb .eqb-empty{padding:16px;border-left:3px solid var(--accent);margin-top:24px}.eqb .eqb-meta,.eqb .eqb-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:18px 0}.eqb .eqb-meta{font-size:13px;color:var(--muted)}.eqb progress{appearance:none;width:100%;height:5px;border:0;border-radius:4px;background:var(--line)}.eqb progress::-webkit-progress-bar{background:var(--line)}.eqb progress::-webkit-progress-value{background:var(--accent)}.eqb progress::-moz-progress-bar{background:var(--accent)}.eqb .eqb-question-nav{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.eqb .eqb-dot{padding:8px;min-width:40px;min-height:40px;font-size:12px;border-radius:9px}.eqb .eqb-dot.current{outline:2px solid var(--accent)}.eqb .eqb-dot.answered{background:var(--accent);color:var(--ink)}.eqb h2.eqb-prompt{font-size:clamp(22px,2.6vw,30px);line-height:1.45;margin-top:20px;letter-spacing:-.015em}.eqb .eqb-options{border:0;padding:0;display:grid;gap:12px;margin:28px 0 0}.eqb .eqb-option{display:flex;gap:14px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:12px;cursor:pointer;min-height:64px}.eqb .eqb-option:has(input:checked){border-color:var(--accent);background:color-mix(in srgb,var(--accent) 9%,transparent)}.eqb .eqb-option input{accent-color:var(--accent);width:20px;height:20px;flex-shrink:0}.eqb .eqb-option-letter{color:var(--muted);font-size:12px}.eqb .eqb-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.eqb [data-save]{font-size:12px;color:var(--muted)}.eqb .eqb-short{max-width:450px;margin-top:10px}.eqb .eqb-match{display:grid;gap:16px}.eqb .eqb-order-row{display:flex;align-items:center;gap:8px;margin:10px 0;padding:12px;background:var(--bg);border-radius:10px}.eqb .eqb-order-row span{flex:1}.eqb .eqb-table-wrap{overflow-x:auto}.eqb table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;color:var(--text)}.eqb th,.eqb td{border:1px solid var(--line);padding:10px;text-align:left}.eqb caption{text-align:left;color:var(--muted);padding-bottom:8px}.eqb .eqb-result{text-align:center}.eqb .eqb-result h2{font-size:72px;color:var(--accent)}.eqb .eqb-review{padding:18px 22px;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;margin:14px 0;background:var(--card)}.eqb .eqb-review.wrong{border-left-color:var(--error)}.eqb summary{cursor:pointer;font-weight:600}.eqb .eqb-review p{margin:18px 0}.eqb .eqb-sources{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;margin-top:12px}.eqb a{color:var(--accent)}.eqb .eqb-notice{padding:16px;background:var(--card);border:1px solid var(--accent);border-radius:12px;margin-bottom:16px}.eqb .eqb-notice.eqb-error{border-color:var(--error);color:var(--error)}.eqb .eqb-history-row{display:block;margin:12px 0;width:100%;text-align:left}@media(max-width:640px){.eqb{border-radius:14px;margin:12px 0}.eqb .eqb-head{margin-bottom:36px}.eqb .eqb-brand{font-size:18px}.eqb .eqb-head button{font-size:11px;padding:8px}.eqb .eqb-grid{grid-template-columns:1fr;gap:16px}.eqb .eqb-start{align-items:stretch;flex-direction:column}.eqb .eqb-actions{flex-wrap:wrap}.eqb .eqb-option{gap:10px;padding:14px}.eqb .eqb-option-letter{display:none}}@media(prefers-reduced-motion:no-preference){.eqb button,.eqb .eqb-option{transition:background .15s,border-color .15s}}
/* 1.2: explicit device modes, always preserve a usable narrow viewport. */
.eqb .eqb-toolbar{display:flex;align-items:end;justify-content:flex-end;gap:10px;flex-wrap:wrap}.eqb .eqb-toolbar .eqb-field{font-size:12px;max-width:225px}.eqb .eqb-head{align-items:flex-start;margin-bottom:38px;flex-wrap:wrap}.eqb input[type=text],.eqb input[type=date],.eqb input[type=email],.eqb textarea{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px;max-width:100%;min-height:48px}.eqb textarea{width:100%;resize:vertical}.eqb .eqb-meta{flex-wrap:wrap}.eqb .eqb-actions{flex-wrap:wrap}.eqb .eqb-express{padding:20px 0;display:grid;gap:8px;justify-items:start}.eqb .eqb-prestart{display:flex;justify-content:flex-end;margin-top:22px}.eqb .eqb-button-link{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 19px;border:1px solid var(--line);border-radius:12px;text-decoration:none;font-weight:600}.eqb .eqb-assignment-result .eqb-actions{justify-content:flex-start}.eqb .eqb-proposal>.eqb-field,.eqb .eqb-site-feedback>.eqb-field{margin:16px 0}.eqb .eqb-learning .eqb-field,.eqb .eqb-nickname .eqb-field{margin-bottom:16px}.eqb .eqb-learning button,.eqb .eqb-nickname button{margin-top:16px}.eqb .eqb-guide{padding:18px;background:var(--bg);border-left:3px solid var(--accent);border-radius:10px}.eqb .eqb-feedback{margin-top:24px;border-top:1px solid var(--line);padding-top:14px}.eqb .eqb-feedback .eqb-field{margin:14px 0}.eqb .eqb-feedback button{min-width:60px}.eqb .eqb-quote{margin:0 0 28px;padding:16px 0 16px 20px;border-left:3px solid var(--accent);font-size:clamp(16px,1.3vw,21px);color:var(--text)}.eqb .eqb-quote p{margin:0 0 8px}.eqb .eqb-quote cite{font-size:.8em;color:var(--muted);font-style:normal}.eqb .eqb-table-wrap{max-width:100%;overscroll-behavior-x:contain}.eqb table{overflow-wrap:anywhere}.eqb .eqb-review{overflow-wrap:anywhere}.eqb .eqb-field{min-width:0}.eqb .eqb-option span{overflow-wrap:anywhere}.eqb .eqb-notice button{margin:10px}
.eqb[data-mode=phone]{max-width:480px;padding:20px}.eqb[data-mode=phone] .eqb-grid{grid-template-columns:1fr;gap:16px}.eqb[data-mode=phone] .eqb-head{display:grid;gap:20px}.eqb[data-mode=phone] .eqb-toolbar{justify-content:flex-start}.eqb[data-mode=phone] h2{font-size:32px}.eqb[data-mode=phone] h2.eqb-prompt{font-size:23px}.eqb[data-mode=phone] .eqb-option-letter{display:none}.eqb[data-mode=phone] .eqb-start{flex-direction:column;align-items:stretch}.eqb[data-mode=phone] .eqb-card{padding:18px}.eqb[data-mode=phone] .eqb-actions button{flex:1 1 auto}.eqb[data-mode=phone] .eqb-result h2{font-size:58px}
.eqb[data-mode=board]{max-width:1680px;font-size:clamp(19px,1.5vw,27px);padding:clamp(20px,3vw,52px)}.eqb[data-mode=board] .eqb-prompt{font-size:clamp(27px,2.2vw,42px);line-height:1.4}.eqb[data-mode=board] .eqb-option{min-height:84px;padding:22px}.eqb[data-mode=board] button{font-size:clamp(18px,1.2vw,24px);min-height:60px}.eqb[data-mode=board] .eqb-dot{min-width:60px}.eqb[data-mode=board] .eqb-field,.eqb[data-mode=board] .eqb-meta,.eqb[data-mode=board] .eqb-lead,.eqb[data-mode=board] h3{font-size:clamp(18px,1.3vw,26px)}.eqb[data-mode=board] input,.eqb[data-mode=board] select{min-height:60px}.eqb[data-mode=board] .eqb-option input{min-height:26px;width:26px;height:26px}.eqb[data-mode=board] .eqb-toolbar button{font-size:16px}.eqb[data-mode=board] .eqb-eyebrow{font-size:15px}.eqb:fullscreen{width:100vw;max-width:none;height:100vh;margin:0;border-radius:0;overflow:auto}.eqb:fullscreen::backdrop{background:#0e151d}
@media(max-width:640px){.eqb .eqb-head{display:grid}.eqb .eqb-toolbar{justify-content:flex-start}.eqb .eqb-toolbar select{font-size:16px}.eqb .eqb-head button{font-size:14px;min-height:46px}.eqb .eqb-grid{grid-template-columns:1fr}.eqb .eqb-result h2{font-size:58px}.eqb .eqb-feedback .eqb-actions{justify-content:flex-start}.eqb[data-mode=board] .eqb-prompt{font-size:25px}.eqb[data-mode=board] .eqb-card{padding:16px}.eqb .eqb-table-wrap table{min-width:320px}}
.eqb .eqb-toolbar .eqb-field{max-width:320px}.eqb .eqb-toolbar select{font-size:16px}.eqb[data-mode=board] .eqb-toolbar .eqb-field{max-width:360px;min-width:min(100%,300px);font-size:18px}.eqb[data-mode=board] .eqb-toolbar select{font-size:20px}
.eqb .eqb-toolbar [aria-label="Фоновый звук"]{min-width:170px}.eqb[data-mode=phone] .eqb-toolbar .eqb-field{width:100%;max-width:none}.eqb[data-mode=phone] .eqb-toolbar [aria-label="Фоновый звук"]{width:100%}
.eqb .eqb-express{margin:16px 0 4px;padding:12px 0;display:flex;align-items:center;gap:10px 14px;flex-wrap:wrap}.eqb .eqb-express-title{font-size:18px;color:var(--text)}.eqb .eqb-express-label{font-weight:700;color:var(--muted)}.eqb .eqb-express-scopes{display:flex;gap:8px;flex-wrap:wrap}.eqb .eqb-express-scopes .eqb-scope{min-width:48px;padding:10px 12px}.eqb .eqb-express-scopes .eqb-scope.selected{background:var(--accent);border-color:var(--accent);color:var(--ink)}.eqb .eqb-express small{flex-basis:100%}
.eqb .eqb-result-actions{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));width:100%;align-items:stretch}.eqb .eqb-result-actions button{width:100%;min-width:0;padding-inline:10px}.eqb .eqb-modal-backdrop{position:fixed;z-index:99999;inset:0;background:#071017d9;display:grid;place-items:center;padding:clamp(10px,3vw,36px)}.eqb .eqb-modal{width:min(100%,980px);max-height:calc(100vh - 40px);overflow:auto;background:var(--bg);border:1px solid var(--line);border-radius:20px;padding:clamp(18px,3vw,32px);box-shadow:0 22px 80px #0009;color:var(--text)}.eqb .eqb-modal-head{display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:-32px;z-index:2;background:var(--bg);padding:6px 0 12px;border-bottom:1px solid var(--line)}.eqb .eqb-modal-head h2{font-size:clamp(25px,3vw,38px);margin:0}.eqb .eqb-recommendation-list{display:grid;gap:14px;padding-left:24px}.eqb .eqb-recommendation-list small{margin-top:4px}.eqb .eqb-modal .eqb-learning>button{margin:16px 0}
@media(max-width:860px){.eqb .eqb-result-actions{grid-template-columns:repeat(2,minmax(0,1fr))}.eqb .eqb-result-actions button:last-child{grid-column:1/-1}}
@media(max-width:640px){.eqb .eqb-express{align-items:stretch}.eqb .eqb-express-title,.eqb .eqb-express-label{width:100%}.eqb .eqb-express>button{width:100%}.eqb .eqb-express-scopes{display:grid;grid-template-columns:repeat(3,1fr);width:100%}.eqb .eqb-express-scopes .eqb-scope{width:100%}.eqb .eqb-result-actions{grid-template-columns:1fr}.eqb .eqb-result-actions button:last-child{grid-column:auto}.eqb .eqb-modal-backdrop{padding:8px}.eqb .eqb-modal{max-height:calc(100vh - 16px);border-radius:14px;padding:16px}.eqb .eqb-modal-head{top:-16px}.eqb .eqb-modal-head .eqb-quiet{min-width:auto}.eqb .eqb-modal .eqb-review{padding:14px}}
.eqb .eqb-question-figure{margin:18px 0 22px;padding:12px;display:grid;place-items:center;background:#09151d;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.eqb .eqb-question-figure img{display:block;width:auto;max-width:100%;height:auto;max-height:min(52vh,620px);object-fit:contain;border-radius:9px}
.eqb.eqb-light .eqb-question-figure{background:#edf4f1}
.eqb[data-mode="board"] .eqb-question-figure img{max-height:48vh}
.eqb[data-mode="phone"] .eqb-question-figure{margin:14px 0 18px;padding:7px}
.eqb .eqb-setup-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:stretch;margin:26px 0}.eqb .eqb-setup-panel{margin:0;height:100%}.eqb .eqb-setup-panel>h3{margin:8px 0 18px}.eqb .eqb-image-scopes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0}.eqb .eqb-image-scope{display:flex;align-items:center;justify-content:space-between;gap:10px;text-align:left}.eqb .eqb-image-scope small{display:inline;color:inherit;font-weight:700}.eqb .eqb-image-scope.selected{background:var(--accent);border-color:var(--accent);color:var(--ink)}.eqb .eqb-image-panel>.eqb-field{margin-top:18px}.eqb .eqb-image-panel .eqb-start{align-items:flex-end}.eqb[data-mode="board"] .eqb-setup-columns{gap:30px}.eqb[data-mode="board"] .eqb-image-scopes{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:900px){.eqb .eqb-setup-columns{grid-template-columns:1fr}.eqb .eqb-setup-panel{height:auto}}
@media(max-width:640px){.eqb .eqb-image-scopes{grid-template-columns:1fr}.eqb .eqb-image-panel .eqb-start{align-items:stretch}}
.eqb[data-mode="phone"] .eqb-question-figure img{max-height:42vh}
/* Immediate feedback: icons and text carry meaning in addition to colour. */
.eqb .eqb-qa-feedback{margin-top:24px;padding:18px 20px;border:2px solid var(--accent);border-radius:14px;background:var(--bg)}
.eqb .eqb-qa-feedback strong{font-size:1.4em}.eqb .eqb-qa-feedback p{margin:8px 0 0}
.eqb .eqb-qa-feedback.wrong{border-color:#e6a2a2}.eqb .eqb-qa-feedback.wrong strong{color:#f3b8b8}
.eqb.eqb-light .eqb-qa-feedback.wrong strong{color:#8a2222}
.eqb .eqb-qa-locked.correct .eqb-option:has(input:checked){border-color:var(--accent)}
.eqb .eqb-qa-locked.wrong .eqb-option:has(input:checked){border-color:#e6a2a2}
.eqb .eqb-qa-solution{margin-top:18px;padding:18px 20px;border:1px solid var(--line);border-radius:14px;background:var(--bg);overflow-wrap:anywhere}
.eqb .eqb-qa-solution h3{margin-top:0}.eqb .eqb-question-nav .eqb-qa-correct{border-color:var(--accent)}
.eqb .eqb-question-nav .eqb-qa-wrong{border-color:#e6a2a2}
.eqb .eqb-practice-actions{gap:12px}.eqb .eqb-practice-actions button{flex:1 1 160px}
.eqb .eqb-qa-locked input:disabled,.eqb .eqb-qa-locked select:disabled{opacity:.8}
@media(max-width:640px){.eqb .eqb-practice-actions{display:grid;grid-template-columns:1fr}.eqb .eqb-practice-actions button{width:100%}}

/* Support buttons supplied by the project author. */

/* 67bio.ru / Support page — all styles are scoped to this section. */
.bio67-support, .bio67-support * { box-sizing: border-box; }
.bio67-support { --bio-ink:#173b2c; --bio-muted:#577163; --bio-outline:#d8eadc; max-width:880px; margin:32px auto; font-family:inherit; color:var(--bio-ink); line-height:1.6; }
.bio67-support__hero { position:relative; overflow:hidden; padding:clamp(26px,5vw,52px); background:linear-gradient(135deg,#eff9f1 0%,#f9fcf8 65%,#e7f4eb 100%); border:1px solid var(--bio-outline); border-radius:26px; box-shadow:0 12px 38px rgba(28,71,43,.06); text-align:center; }
.bio67-support__eyebrow { margin:0 0 10px; color:#38694d; font-size:13px; font-weight:750; letter-spacing:.07em; text-transform:uppercase; }
.bio67-support__title { margin:0 0 15px !important; color:#123e2a !important; font-size:clamp(27px,5vw,42px) !important; line-height:1.15 !important; letter-spacing:-.035em; font-weight:780 !important; }
.bio67-support__description { max-width:640px; margin:0 auto 16px !important; color:#365b47; font-size:clamp(15px,2.3vw,17px); line-height:1.7; }
.bio67-support__note { margin:0 auto !important; color:#607666; font-size:14px; }
.bio67-support__panel { padding:clamp(19px,4vw,34px); margin-top:20px; background:#fff; border:1px solid var(--bio-outline); border-radius:24px; }
.bio67-support__heading { margin:0 0 6px !important; font-size:22px !important; color:#173b2c !important; font-weight:760 !important; }
.bio67-support__subheading { margin:0 0 24px !important; font-size:15px; color:var(--bio-muted); }
.bio67-support__links { display:grid; gap:13px; }
.bio67-support__link { display:flex !important; align-items:center; min-height:92px; padding:18px 20px; border-radius:17px; gap:16px; text-decoration:none !important; border:2px solid transparent; box-shadow:0 5px 14px rgba(15,38,26,.07); transition:transform .15s ease,box-shadow .15s ease; }
.bio67-support__link:hover { transform:translateY(-2px); box-shadow:0 9px 23px rgba(15,38,26,.12); }
.bio67-support__link:focus-visible { outline:3px solid #276b4d; outline-offset:4px; }
.bio67-support__link--tbank { background:#ffdd2d; color:#171717 !important; }
.bio67-support__link--sber { background:#178044; color:#fff !important; }
.bio67-support__link--telegram { background:#278ece; color:#fff !important; }
.bio67-support__logo { display:flex; flex:0 0 45px; width:45px; height:45px; border-radius:13px; align-items:center; justify-content:center; font-size:27px; font-weight:900; background:rgba(255,255,255,.19); line-height:1; }
.bio67-support__link--tbank .bio67-support__logo { background:rgba(0,0,0,.08); }
.bio67-support__linktext { display:flex; flex-direction:column; min-width:0; flex:1; line-height:1.35; }
.bio67-support__linktitle { display:block; font-size:18px; font-weight:780; color:inherit; }
.bio67-support__linkcaption { display:block; opacity:.84; font-size:13px; margin-top:5px; color:inherit; }
.bio67-support__arrow { flex:0 0 auto; font-size:22px; opacity:.85; line-height:1; }
.bio67-support__footnote { padding:20px 8px 0; margin:0 !important; color:#637568; font-size:13px; text-align:center; line-height:1.7; }
.bio67-support__thankyou { text-align:center; margin:22px 0 0 !important; font-weight:680; color:#31684a; }
@media (max-width:540px) { .bio67-support { margin:14px auto; } .bio67-support__hero { border-radius:20px; } .bio67-support__panel { border-radius:20px; } .bio67-support__link { padding:15px 14px; gap:11px; min-height:83px; } .bio67-support__logo { flex-basis:39px; width:39px; height:39px; font-size:23px; } .bio67-support__linktitle { font-size:16px; } .bio67-support__linkcaption { font-size:12px; } }
@media (prefers-reduced-motion:reduce) { .bio67-support__link { transition:none; } .bio67-support__link:hover { transform:none; } }

.eqb .bio67-support{margin:0 auto}.eqb .bio67-support h2.bio67-support__title{font-size:clamp(25px,4vw,36px)}

/* 1.16.6: author identity, discreet release footer, daily leaderboard. */
.eqb .bio67-author{display:grid;grid-template-columns:200px minmax(0,1fr);align-items:center;gap:24px;text-align:left;margin-bottom:30px}
.eqb .bio67-author__photo{display:block;width:200px;max-width:100%;height:auto;border-radius:18px;box-shadow:0 8px 28px #173b2c1a}
.eqb .bio67-author__name{color:#173b2c;font-size:clamp(20px,3vw,27px);line-height:1.3;margin:0 0 12px}
.eqb .bio67-author__role{color:#365b47;font-size:16px;margin:0 0 8px;line-height:1.55}
.eqb .bio67-author__project{color:#577163;font-size:14px;margin:0}
.eqb .eqb-signature{font-size:11px;font-weight:400;letter-spacing:.025em;color:var(--muted);text-align:center;margin:22px 0 0}
.eqb .eqb-leaderboard table{table-layout:fixed;min-width:0}
.eqb .eqb-leaderboard th:first-child,.eqb .eqb-leaderboard td:first-child{width:72px}
.eqb .eqb-leaderboard th:last-child,.eqb .eqb-leaderboard td:last-child{width:90px;text-align:right;font-variant-numeric:tabular-nums}
.eqb .eqb-nickname-report{margin:24px 0}
.eqb .eqb-nickname-report input{display:block;margin:12px 0;width:100%}

/* Only the actual trainer and its theme containers expand; other WP pages are untouched. */
@media(max-width:1024px){
 body.eqb-page{margin:0!important;padding-inline:0!important}
 body.eqb-page .eqb-page-host{width:100%!important;max-width:none!important;min-width:0!important;margin-inline:0!important;padding-inline:0!important;box-sizing:border-box;overflow:visible}
 body.eqb-page [data-eqb-app].eqb{width:100%!important;max-width:none!important;min-width:0;margin:0!important;border-radius:0;min-height:100svh;padding:20px max(14px,env(safe-area-inset-right,0px)) max(24px,env(safe-area-inset-bottom,0px)) max(14px,env(safe-area-inset-left,0px))}
 .eqb .eqb-head,.eqb[data-mode=phone] .eqb-head{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;margin-bottom:26px}
 .eqb .eqb-brand{font-size:23px;line-height:1.25;gap:12px;min-width:0}
 .eqb .eqb-brand .eqb-symbol{font-size:21px;flex:0 0 48px;width:48px;height:48px;min-width:48px}
 .eqb .eqb-brand small{font-size:10px;letter-spacing:.09em;margin-top:6px;line-height:1.5}
 .eqb .eqb-toolbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;width:100%;align-items:end}
 .eqb .eqb-toolbar .eqb-field,.eqb[data-mode=phone] .eqb-toolbar .eqb-field,.eqb[data-mode=board] .eqb-toolbar .eqb-field{width:100%;max-width:none;min-width:0;font-size:12px}
 .eqb .eqb-toolbar select,.eqb .eqb-toolbar [aria-label="Фоновый звук"],.eqb[data-mode=board] .eqb-toolbar select{width:100%;min-width:0;min-height:46px;font-size:16px;padding:10px 28px 10px 10px;text-overflow:ellipsis}
 .eqb .eqb-toolbar>button{width:100%;min-height:46px;margin:0;padding:10px 8px;font-size:14px}
 .eqb h2,.eqb[data-mode=phone] h2{font-size:clamp(26px,7vw,32px)}
 .eqb .eqb-lead{font-size:16px;line-height:1.6}
 .eqb .eqb-grid,.eqb .eqb-setup-columns{min-width:0}
 .eqb .eqb-card{min-width:0}
 .eqb input,.eqb select,.eqb textarea{max-width:100%}
 .eqb .bio67-author{grid-template-columns:minmax(0,1fr);gap:18px;text-align:center}
 .eqb .bio67-author__photo{width:160px;margin:0 auto}
 .eqb .bio67-author__name{font-size:22px}
 .eqb .bio67-support__hero{padding:22px 16px}
 .eqb .eqb-modal{max-height:calc(100dvh - 16px);padding-bottom:max(16px,env(safe-area-inset-bottom,0px))}
 .eqb .eqb-leaderboard th,.eqb .eqb-leaderboard td{padding:10px 8px}
 .eqb .eqb-leaderboard th:first-child,.eqb .eqb-leaderboard td:first-child{width:58px}
 .eqb .eqb-leaderboard th:last-child,.eqb .eqb-leaderboard td:last-child{width:70px}
}

/* 1.16.8: compact settings, explicit acknowledgements, scoped editor tools. */
.eqb .eqb-head{align-items:flex-start;position:relative}
.eqb .eqb-settings{position:relative;flex:0 0 auto;margin-left:auto;z-index:30}
.eqb .eqb-settings>summary{display:flex;align-items:center;justify-content:center;width:64px;height:64px;min-width:64px;border:1px solid var(--line);border-radius:18px;background:var(--card);color:var(--accent);font:40px/1 system-ui;cursor:pointer;list-style:none;user-select:none}
.eqb .eqb-settings>summary::-webkit-details-marker{display:none}
.eqb .eqb-settings>summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.eqb .eqb-settings[open]>summary{background:var(--accent);color:var(--ink)}
.eqb .eqb-settings .eqb-settings-panel{position:absolute;right:0;top:76px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;width:min(580px,calc(100vw - 40px));padding:22px;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 50px #0006;z-index:40}
.eqb .eqb-settings:not([open])>.eqb-settings-panel{display:none}
.eqb .eqb-signature .eqb-signature-link{display:inline;padding:4px 2px;min-height:36px;border:0;background:transparent;color:inherit;font:inherit;text-decoration:none}
.eqb .eqb-signature-link:hover{text-decoration:underline}
.eqb .eqb-notice{position:sticky;top:10px;z-index:50;box-shadow:0 5px 20px #0002;background:var(--card);border:1px solid var(--accent);padding:14px 18px;border-radius:12px;overflow-wrap:anywhere}
.eqb .eqb-modal .eqb-notice{position:relative;top:0}
.eqb .eqb-notice.eqb-error{border-color:var(--error)}
.eqb .eqb-editor-banner{display:flex;align-items:center;flex-wrap:wrap;gap:12px;padding:10px 16px;margin-bottom:20px;border:1px solid var(--accent);border-radius:12px;color:var(--accent);font-weight:650}
.eqb .eqb-editor-question{border-top:1px dashed var(--line);margin-top:24px;padding-top:14px}
.eqb .eqb-editor-question>summary,.eqb .eqb-editor-nickname>summary{cursor:pointer;color:var(--muted);font-size:14px;overflow-wrap:anywhere}
.eqb .eqb-editor-question input{display:block;width:100%;margin:12px 0}
.eqb .eqb-danger{border-color:var(--error);color:var(--error);background:transparent}
.eqb .eqb-editor-modal form{display:grid;gap:16px}
.eqb .eqb-editor-modal{max-width:620px}
.eqb .eqb-leaderboard th:first-child,.eqb .eqb-leaderboard td:first-child{white-space:nowrap;word-break:normal;overflow-wrap:normal;min-width:72px}
.eqb .eqb-leaderboard td{vertical-align:top}
@media(max-width:640px){.eqb .eqb-head{gap:14px}.eqb .eqb-head .eqb-brand{flex:1;min-width:0}.eqb .eqb-brand small{font-size:10px;letter-spacing:.08em}.eqb .eqb-settings>summary{width:56px;height:56px;min-width:56px;font-size:36px}.eqb .eqb-settings .eqb-settings-panel{top:66px;grid-template-columns:1fr;width:min(360px,calc(100vw - 28px));padding:16px}.eqb .eqb-leaderboard table{font-size:14px}.eqb .eqb-leaderboard th,.eqb .eqb-leaderboard td{padding:10px 8px}}

.eqb .eqb-head,.eqb[data-mode=phone] .eqb-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px}

/* 1.16.9: topic-based study notes, available without leaving the current attempt. */
.eqb .eqb-main-nav{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 26px}
.eqb .eqb-main-nav button{min-width:130px}
.eqb .eqb-theory-link{display:inline-flex;align-items:center;min-height:44px;margin:10px 0;padding:8px 12px;border:1px solid var(--line);border-radius:10px;color:var(--accent);font-weight:650;text-decoration:none;line-height:1.4;overflow-wrap:anywhere}
.eqb .eqb-theory-link:hover{border-color:var(--accent);text-decoration:underline}
.eqb .eqb-theory-link:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.eqb .eqb-result-theory{margin:24px 0}
.eqb .eqb-result-theory ul{padding-left:20px}
.eqb .eqb-result-theory .eqb-theory-link{margin:4px 0}
.eqb .eqb-theory-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.eqb .eqb-theory-layout{display:grid;grid-template-columns:minmax(240px,310px) minmax(0,1fr);gap:22px;align-items:start}
.eqb .eqb-theory-filters{padding:20px;display:grid;gap:16px;min-width:0}
.eqb .eqb-theory-filters select,.eqb .eqb-theory-filters input{width:100%;min-width:0}
.eqb input[type=search]{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px;max-width:100%;min-height:48px}
.eqb .eqb-theory-article{min-width:0;overflow-wrap:anywhere;font-size:17px;line-height:1.8}
.eqb .eqb-theory-article h2{font-size:clamp(25px,2.7vw,36px);line-height:1.25}
.eqb .eqb-theory-article h3{font-size:23px;line-height:1.4}
.eqb .eqb-theory-article h4{font-size:18px;line-height:1.4;margin:20px 0 8px}
.eqb .eqb-theory-article li{margin-bottom:12px}
.eqb .eqb-theory-section{padding:24px 0 4px;border-top:1px solid var(--line);margin-top:24px;scroll-margin-top:20px}
.eqb .eqb-theory-toc{display:grid;gap:6px;border:1px solid var(--line);border-radius:12px;padding:16px}
.eqb .eqb-theory-toc button{text-align:left;white-space:normal;line-height:1.4}
.eqb .eqb-theory-pitfall{border-left:3px solid var(--accent);padding:12px 16px;background:var(--bg);border-radius:0 10px 10px 0;margin:20px 0}
.eqb .eqb-theory-pitfall p{margin:6px 0 0}
.eqb .eqb-theory-method{border:1px solid var(--line);border-radius:12px;padding:16px;margin:16px 0}
.eqb .eqb-theory-method h4{margin-top:0}
.eqb .eqb-theory-formula{font-weight:700;color:var(--accent)}
.eqb .eqb-theory-focus{padding-left:22px}
.eqb .eqb-theory-list{display:grid;gap:10px}
.eqb .eqb-theory-topic{text-align:left;width:100%;white-space:normal;line-height:1.4}
.eqb[data-mode=board] .eqb-theory-article{font-size:24px}
.eqb[data-mode=phone] .eqb-theory-layout{grid-template-columns:1fr}
@media(max-width:850px){.eqb .eqb-theory-layout{grid-template-columns:1fr}.eqb .eqb-theory-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.eqb .eqb-theory-filters>p{grid-column:1/-1}}
@media(max-width:540px){.eqb .eqb-theory-filters{grid-template-columns:1fr}.eqb .eqb-theory-article{font-size:16px;padding:18px}.eqb .eqb-theory-heading button{width:100%}.eqb .eqb-main-nav{display:grid;grid-template-columns:1fr 1fr}.eqb .eqb-main-nav button{min-width:0}.eqb .eqb-theory-article h3{font-size:21px}}
@media print{.eqb[data-screen=theory]{background:#fff!important;color:#111!important;max-width:none;width:100%;margin:0;padding:0;box-shadow:none;border-radius:0}.eqb[data-screen=theory] .eqb-head,.eqb[data-screen=theory] .eqb-main-nav,.eqb[data-screen=theory] .eqb-editor-banner,.eqb[data-screen=theory] .eqb-theory-filters,.eqb[data-screen=theory] .eqb-theory-heading,.eqb[data-screen=theory] footer,.eqb[data-screen=theory] button{display:none!important}.eqb[data-screen=theory] .eqb-theory-layout{display:block}.eqb[data-screen=theory] .eqb-theory-article{border:0;background:#fff;color:#111;box-shadow:none}.eqb[data-screen=theory] .eqb-theory-pitfall,.eqb[data-screen=theory] .eqb-theory-formula{background:#fff;color:#111}.eqb[data-screen=theory] .eqb-theory-method{break-inside:avoid}}

/* Five-star question feedback; scoped to the trainer. */
[data-eqb-app] .eqb-stars{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}
[data-eqb-app] .eqb-star{min-width:44px;min-height:48px;padding:4px 8px;font-size:30px;line-height:1;background:var(--eqb-card,#17232f);border:1px solid #405363;border-radius:10px;color:#81929d;cursor:pointer}
[data-eqb-app] .eqb-star.selected{color:#ffd166;border-color:#ffd166}
[data-eqb-app] .eqb-star:focus-visible{outline:3px solid #a7edbd;outline-offset:3px}
[data-eqb-app] .eqb-star:disabled{cursor:wait;opacity:.6}

[data-eqb-app] .eqb-feedback-status{padding:12px;border:1px solid #a7edbd;border-radius:8px}[data-eqb-app] .eqb-feedback-status.error{border-color:#ff9c9c}

[data-eqb-app] .eqb-result-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:8px}[data-eqb-app] .eqb-editor-banner{flex-wrap:wrap}[data-eqb-app] .eqb-review-all .eqb-actions>button{flex:1;min-height:48px}[data-eqb-app] .eqb-editor-match{display:grid;grid-template-columns:1fr 2fr;gap:20px}

.eqb-question-rating{display:block;text-align:right;margin:20px 0 0;font-size:.9em;color:var(--eqb-muted,#acbcc6)}

/* 1.20 teacher workspace */
.eqb-catalog-preview{display:block;width:100%;text-align:left;white-space:normal}.eqb-print-option{display:block;margin:.6rem 0}.eqb-teacher-question{margin:1rem 0}.eqb-print-frame{position:fixed;width:1px;height:1px;left:-10000px;top:0;border:0}.eqb-finish-warning{border:2px solid var(--accent,#a6efbe)}

/* 1.21 integrated sections */
.eqb-module-frame{display:block;width:100%;min-height:650px;max-width:100%;border:0;border-radius:16px;background:#0d161d}.eqb-main-nav{flex-wrap:wrap}.eqb-module-page{min-width:0}@media(max-width:640px){.eqb-module-frame{border-radius:0}.eqb-module-page{margin-inline:-12px;width:calc(100% + 24px)}}

/* The published trainer fills the WordPress page at every viewport width. */
body.eqb-page { margin:0!important; padding-inline:0!important; background:#0e151d; }
body.eqb-page-light { background:#f3f7f4; }
body.eqb-page .eqb-page-host {
  width:100%!important; max-width:none!important; min-width:0!important;
  margin-inline:0!important; padding-inline:0!important; overflow:visible;
}
body.eqb-page [data-eqb-app].eqb {
  width:100%!important; max-width:none!important; min-width:0; min-height:100svh;
  margin:0!important; border-radius:0;
}
.eqb .eqb-signature .eqb-button-link { border:1px solid var(--line); border-radius:10px; padding:8px 14px; font-weight:700; }
.eqb .eqb-teacher-theory { align-items:start; }
.eqb .eqb-teacher-theory [data-teacher-theory-list] { max-height:32rem; overflow:auto; }
.eqb iframe.eqb-battle-viewport { position:fixed; inset:0; width:100vw; max-width:none; height:100dvh!important; min-height:0; border-radius:0; z-index:100050; }