/* Science Official — заявки под статьёй (sc-*), блок под шапкой главной (so-notice) и пометка
   в начале статьи-ответа (so-note). Система журнала: прямые углы, линейки, Newsreader, Inter, синий #075fbf. */
.so-credit{margin:44px 0 0;padding-top:20px;border-top:1px solid var(--ink,#101820);font-family:Inter,Arial,sans-serif;scroll-margin-top:120px}
.so-credit h2{margin:0 0 6px;font:500 28px/1.1 Newsreader,Georgia,serif}
.sc-lead{margin:0 0 16px;font-size:15px;line-height:1.5;color:var(--muted,#61707d)}
.sc-kinds{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line,#d7dde1)}
.sc-kind{display:grid;align-content:start;gap:6px;padding:14px;border:0;border-left:1px solid var(--line,#d7dde1);background:#fff;color:var(--ink,#101820);text-align:left;font:13px/1.45 Inter,Arial,sans-serif;cursor:pointer;transition:background .2s,box-shadow .2s}
.sc-kind:first-child{border-left:0}
.sc-kind b{font-size:15px;font-weight:600;line-height:1.3}
.sc-kind span{color:var(--muted,#61707d)}
.sc-kind:hover{background:var(--paper,#f5f6f4)}
.sc-kind:focus-visible{outline:2px solid var(--blue,#075fbf);outline-offset:-2px}
.sc-kind.is-on{box-shadow:inset 0 -3px 0 var(--blue,#075fbf)}
.sc-kind.is-on b{color:var(--blue,#075fbf)}
.sc-fold{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s cubic-bezier(.16,1,.3,1)}
.sc-fold.is-open{grid-template-rows:1fr}
.sc-form{display:grid;gap:12px;min-height:0;overflow:hidden;visibility:hidden;transition:visibility .45s}
.sc-fold.is-open .sc-form{padding:16px 0 2px;visibility:visible}
.sc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.sc-form label{display:grid;gap:5px;font-size:13px;font-weight:500}
.sc-form label i{font-style:normal;font-weight:400;color:var(--muted,#61707d)}
.sc-form label>span{display:inline}
.sc-form input,.sc-form textarea{width:100%;box-sizing:border-box;border:1px solid #b9c3ca;border-radius:0;padding:10px 12px;background:#fff;font:16px/1.45 Inter,Arial,sans-serif;font-weight:400}
.sc-form input:focus,.sc-form textarea:focus{outline:none;border-color:var(--blue,#075fbf);box-shadow:0 0 0 3px rgba(7,95,191,.1)}
.sc-form [aria-invalid]{border-color:#b3261e}
.sc-trap{position:absolute!important;left:-9999px;height:0;overflow:hidden}
.sc-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px}
.sc-foot p{flex:1 1 240px;margin:0;font-size:13px;line-height:1.45;color:var(--muted,#61707d)}
.sc-foot a{color:inherit;text-decoration:underline}
@media(max-width:720px){.sc-kinds{grid-template-columns:1fr}.sc-kind{border-left:0;border-top:1px solid var(--line,#d7dde1)}.sc-kind:first-child{border-top:0}.sc-grid{grid-template-columns:1fr}}

/* Открытое письмо под шапкой главной: тёмная полоса журнала, фамилия во всю ширину с обрезкой снизу,
   буквы поднимаются из-под маски. Изинги: фамилия — долгий выдох, текст — короткое появление. */
.so-letter{position:relative;overflow:hidden;background:var(--ink,#101820);color:#fff;font-family:Inter,Arial,sans-serif;padding:18px 0 40px}
.so-letter__top{display:flex;justify-content:space-between;gap:16px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.22);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.so-letter__top span{color:#8fc0f5}
.so-letter__top time{color:rgba(255,255,255,.62)}
.so-letter__name{display:block;margin:18px auto 0;font:400 100%/1 Newsreader,Georgia,serif;letter-spacing:0}
.so-letter__name small{display:block;font-size:clamp(24px,2.6vw,38px);font-style:italic;line-height:1.1;color:rgba(255,255,255,.78)}
.so-letter__name b{display:block;overflow:hidden;font-weight:400;font-size:clamp(104px,23.5vw,372px);line-height:.86;letter-spacing:-.045em;white-space:nowrap;padding-bottom:.04em}
.so-letter__name i{display:inline-block;font-style:normal;transform:translateY(105%);animation:so-rise 1.15s cubic-bezier(.16,1,.3,1) forwards;animation-delay:calc(var(--i)*55ms + 120ms)}
.so-letter__name u{text-decoration:none;color:#8fc0f5;opacity:0;animation:so-fade .5s ease-out 700ms forwards}
@keyframes so-rise{to{transform:none}}
@keyframes so-fade{to{opacity:1}}
.so-letter__body{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,4fr);gap:20px 56px;margin-top:26px;opacity:0;transform:translateY(10px);animation:so-body .55s cubic-bezier(.2,.7,.2,1) 620ms forwards}
@keyframes so-body{to{opacity:1;transform:none}}
.so-letter__lede{margin:0;font:400 clamp(21px,2.05vw,30px)/1.28 Newsreader,Georgia,serif}
.so-letter dl{margin:0;border-top:1px solid rgba(255,255,255,.22)}
.so-letter dl>div{display:grid;grid-template-columns:112px 1fr;gap:14px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.22)}
.so-letter dt{font-size:12px;font-weight:600;line-height:1.5;color:#8fc0f5}
.so-letter dd{margin:0;font-size:14px;line-height:1.45;color:rgba(255,255,255,.86)}
.so-letter__go{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;margin:6px 0 0}
.so-letter__go a{display:inline-flex;align-items:center;min-height:46px;padding:0 20px;background:#fff;color:var(--ink,#101820);font-size:15px;font-weight:500;text-decoration:none;transition:background .2s,color .2s}
.so-letter__go a:hover{background:var(--blue,#075fbf);color:#fff}
.so-letter__go a.is-quiet{min-height:0;padding:4px 0;background:none;color:#fff;box-shadow:inset 0 -1px 0 rgba(255,255,255,.5)}
.so-letter__go a.is-quiet:hover{color:#8fc0f5;box-shadow:inset 0 -1px 0 #8fc0f5}
.so-letter+.front{margin-top:28px}
@media(max-width:860px){
  .so-letter{padding:14px 0 30px}
  .so-letter__name b{font-size:30.5vw;letter-spacing:-.05em}
  .so-letter__body{grid-template-columns:1fr;margin-top:18px}
  .so-letter__go a:not(.is-quiet){flex:1 1 100%;justify-content:center}
}
@media(prefers-reduced-motion:reduce){
  .so-letter__name i,.so-letter__name u,.so-letter__body{animation:none;transform:none;opacity:1}
  .sc-fold,.sc-form{transition:none}
}

.so-based-on{margin:28px 0 0;padding-top:14px;border-top:1px solid var(--line,#d7dde1);font:14px/1.55 Inter,Arial,sans-serif;color:var(--ink,#101820)}
.so-based-on a{color:var(--blue,#075fbf);text-decoration:underline}
.so-rewritten{margin:8px 0 0;font:13px/1.5 Inter,Arial,sans-serif;color:var(--muted,#61707d)}
.so-note{margin:0 0 28px;padding:16px 18px;background:var(--paper,#f5f6f4);border-left:3px solid var(--blue,#075fbf);font:15px/1.55 Inter,Arial,sans-serif}
.so-note strong{display:block;margin-bottom:4px;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--blue,#075fbf)}