/* Хаб статей РФ-БУХ: пролог, поиск, меню тема → подтема. Токены — из article.css и pencil.css */
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hub-wrap{max-width:1040px}
/* главная задаёт section{padding} — внутри хаба секции без него */
.hub-wrap section{padding:0;margin-left:0;margin-right:0;max-width:none}
.hub-wrap>*+*{margin-top:0}

/* ---------- пролог с иллюстрацией ---------- */
.hub-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(20px,4vw,48px);
  align-items:center;margin:clamp(10px,2vw,22px) 0 0}
.hub-hero{margin:0;position:relative}
.hub-hero img{display:block;width:100%;height:auto;border-radius:20px;
  border:2px solid var(--pen-line,#c9a98a);box-shadow:2px 3px 0 rgba(58,36,21,.13);background:var(--art-bg)}
.hub-prolog h1{font-family:'Montserrat',system-ui,sans-serif;font-weight:800;
  font-size:clamp(28px,4.4vw,40px);line-height:1.15;margin:0 0 6px;color:var(--art-text)}
.hub-prolog .hub-tagline{font-family:'Caveat',cursive;font-size:clamp(22px,2.6vw,29px);line-height:1.2;
  color:var(--art-orange);margin:0 0 16px}
.hub-prolog p{font-size:16.5px;line-height:1.65;margin:0 0 12px;color:var(--art-text)}
.hub-prolog .hub-invite{margin:16px 0 0;padding:14px 18px;background:rgba(255,248,240,.85);
  border:2px solid var(--pen-line,#c9a98a);border-radius:18px 8px 18px 8px/8px 18px 8px 18px;
  font-weight:600;color:var(--art-muted)}
.hub-invite a{color:var(--art-orange);text-decoration:underline;text-underline-offset:3px}
.hub-sign{display:flex;align-items:center;gap:12px;margin-top:16px}
.hub-sign img{width:56px;height:56px;border-radius:50%;object-fit:cover;border:2px solid var(--pen-line,#c9a98a);flex:none}
.hub-sign b{display:block;font-family:'Caveat',cursive;font-weight:700;font-size:24px;line-height:1;color:var(--art-text)}
.hub-sign span{display:block;font-size:13.5px;color:var(--art-faint);margin-top:3px}

/* ---------- поиск ---------- */
.hub-find{margin:clamp(24px,4vw,40px) 0 0}
.hub-search{display:block;position:relative}
.hub-search input{width:100%;box-sizing:border-box;font:inherit;font-size:17px;line-height:1.3;
  padding:15px 120px 15px 50px;color:var(--art-text);background:#fff8f0;
  border:2px solid var(--pen-line,#c9a98a);border-radius:22px 10px 22px 10px/10px 22px 10px 22px;
  box-shadow:1.5px 2px 0 rgba(58,36,21,.13);outline:none;-webkit-appearance:none;appearance:none}
.hub-search input::placeholder{color:var(--art-faint);opacity:1}
.hub-search input:focus{border-color:var(--art-orange);box-shadow:0 0 0 4px rgba(217,112,0,.14)}
.hub-search::before{content:'';position:absolute;left:18px;top:50%;width:20px;height:20px;margin-top:-10px;
  background:no-repeat center/contain url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235a3008' stroke-width='2.2' stroke-linecap='round'><circle cx='10.5' cy='10.5' r='6.5'/><path d='M15.5 15.5 21 21'/></svg>");pointer-events:none}
.hub-search-hint{position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:13.5px;
  color:var(--art-faint);white-space:nowrap;pointer-events:none}
.hub-results{margin-top:14px}
.hub-results .hub-crumb{display:block;font-size:12.5px;color:var(--art-orange);font-weight:700;margin-bottom:6px;
  text-transform:none;letter-spacing:.01em}
.hub-empty{margin:14px 0 0;padding:16px 18px;color:var(--art-muted);background:rgba(255,248,240,.85);
  border:2px dashed var(--art-line);border-radius:14px}
mark{background:#ffe2b8;color:inherit;padding:0 2px;border-radius:3px}

/* ---------- меню тем ---------- */
.hub-nav{position:sticky;top:0;z-index:5;display:flex;gap:9px;overflow-x:auto;scrollbar-width:none;
  padding:12px 0 10px;margin:clamp(18px,3vw,28px) 0 0;
  background:rgba(253,246,238,.94);backdrop-filter:blur(8px);border-bottom:2px dashed var(--art-line)}
.hub-nav::-webkit-scrollbar{display:none}
.hub-nav .hub-chip{flex:none;white-space:nowrap}
.hub-chip b{font-weight:600;opacity:.7;margin-left:2px}

/* ---------- свежее ---------- */
.hub-fresh{margin:28px 0 0}
.hub-fresh h2,.hub-theme h2{font-family:'Montserrat',system-ui,sans-serif;font-weight:800;font-size:23px;
  margin:0;display:flex;align-items:baseline;gap:12px}
.hub-fresh .hub-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}

/* ---------- тема → подтемы ---------- */
.hub-theme{margin:40px 0 0;scroll-margin-top:72px}
.hub-theme .hub-desc{margin:4px 0 0;color:var(--art-faint);font-size:15.5px}
.hub-subs{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.hub-sub{background:rgba(255,248,240,.85);border:2px solid var(--pen-line,#c9a98a);
  border-radius:16px 8px 16px 8px/8px 16px 8px 16px;box-shadow:1.5px 2px 0 rgba(58,36,21,.13);
  scroll-margin-top:72px}
.hub-sub summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:13px 18px;font-family:'Montserrat',system-ui,sans-serif;font-weight:700;font-size:16.5px;
  color:var(--art-text)}
.hub-sub summary::-webkit-details-marker{display:none}
.hub-sub summary b{flex:none;font-weight:600;font-size:14px;color:var(--art-faint);
  padding:2px 10px;border:1.5px solid var(--art-line);border-radius:999px;background:#fff}
.hub-sub summary::after{content:'';flex:none;width:10px;height:10px;margin-left:2px;
  border-right:2.5px solid var(--art-orange);border-bottom:2.5px solid var(--art-orange);
  transform:rotate(45deg);transition:transform .18s}
.hub-sub[open] summary::after{transform:rotate(-135deg)}
.hub-sub summary:hover{color:var(--art-orange)}
.hub-list{list-style:none;margin:0;padding:2px 18px 14px;columns:2;column-gap:28px}
.hub-list li{break-inside:avoid;padding:8px 0;border-top:1px dashed var(--art-line)}
.hub-list a{color:var(--art-text);text-decoration:none;font-size:15.5px;line-height:1.45;display:block}
.hub-list a:hover{color:var(--art-orange);text-decoration:underline;text-underline-offset:3px}
.hub-list em{display:block;font-style:normal;font-size:12.5px;color:var(--art-faint);margin-top:2px}

/* ---------- мобильная ширина ---------- */
@media (max-width:820px){
  .hub-intro{grid-template-columns:1fr;gap:18px}
  .hub-hero{max-width:560px;margin:0 auto}
  .hub-list{columns:1}
}
@media (max-width:480px){
  .hub-search input{font-size:16px;padding:14px 14px 14px 46px}
  .hub-search-hint{display:none}
  .hub-sub summary{padding:12px 14px;font-size:15.5px}
  .hub-list{padding:2px 14px 12px}
}