/* AI-дайджест исследований: лендинг, кабинет ленты, страница выпуска.
   Иконки — спрайт Streamline Freehand Duotone, элементы — по мотивам 21st.dev
   (бейджи-пилюли, стат-карточки, сегмент-контрол, карточка тарифа в рамке). */
:root{
  --bg:#f5f6fa; --card:#fff; --ink:#0f172a; --ink-2:#334155; --muted:#64748b; --faint:#94a3b8;
  --line:#e4e7ee; --line-2:#eef0f5;
  --accent:#2f5bea; --accent-ink:#1e3fae; --accent-soft:#eef2ff; --accent-line:#c9d5ff;
  --ok:#0f7a55; --ok-soft:#e7f6ef; --warn:#9a4a07; --warn-soft:#fff5e8; --warn-line:#fbd9ae;
  --bad:#b42318; --bad-soft:#fdecea;
  --violet:#6d3fd6; --violet-soft:#f3eeff; --teal:#0e7490; --teal-soft:#e6f6f9;
  --sl-accent:#2f5bea;
  --r:16px; --r-sm:12px;
  --sh-1:0 1px 2px rgba(15,23,42,.04),0 1px 1px rgba(15,23,42,.03);
  --sh-2:0 1px 2px rgba(15,23,42,.05),0 8px 24px -8px rgba(15,23,42,.10);
  --sh-3:0 2px 4px rgba(15,23,42,.04),0 24px 48px -16px rgba(30,63,174,.22);
  --font:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 var(--font);
  -webkit-font-smoothing:antialiased;font-feature-settings:"cv11","ss01"}
a{color:var(--accent);text-underline-offset:2px}
h1,h2,h3{line-height:1.2;margin:0;letter-spacing:-.015em}
p{margin:0}
button,input,select,textarea{font-family:inherit}
.hidden{display:none !important}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 20px}

/* иконка из спрайта */
.sl{width:1.15em;height:1.15em;flex:none;display:inline-block;vertical-align:-.2em;color:currentColor}
.sl-lg{width:24px;height:24px}
.sl-xl{width:30px;height:30px}

/* кнопки */
.b{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;
  background:var(--ink);color:#fff;border-radius:12px;padding:13px 22px;font:600 15px/1.1 var(--font);
  text-decoration:none;transition:transform .12s ease,box-shadow .2s ease,background .2s ease;
  box-shadow:0 1px 0 rgba(255,255,255,.12) inset,0 1px 2px rgba(15,23,42,.2),0 6px 16px -6px rgba(15,23,42,.45)}
.b:hover{transform:translateY(-1px)}
.b:active{transform:translateY(0)}
.b:disabled{opacity:.55;cursor:default;transform:none}
.b-accent{background:var(--accent);box-shadow:0 1px 0 rgba(255,255,255,.18) inset,0 1px 2px rgba(30,63,174,.35),0 8px 20px -8px rgba(47,91,234,.7)}
.b-ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--sh-1)}
.b-ghost:hover{border-color:#cfd5e0}
.b-sm{padding:9px 14px;font-size:14px;border-radius:10px}
.b-block{width:100%}

/* пилюли и бейджи */
.pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 11px;
  font:600 12.5px/1.2 var(--font);background:#f1f3f8;color:var(--ink-2);border:1px solid transparent;white-space:nowrap}
.pill .sl{width:14px;height:14px}
.pill-accent{background:var(--accent-soft);color:var(--accent-ink);border-color:var(--accent-line)}
.pill-ok{background:var(--ok-soft);color:var(--ok)}
.pill-warn{background:var(--warn-soft);color:var(--warn)}
.pill-bad{background:var(--bad-soft);color:var(--bad)}
.pill-violet{background:var(--violet-soft);color:var(--violet)}
.pill-teal{background:var(--teal-soft);color:var(--teal)}
.pill-line{background:#fff;border-color:var(--line);color:var(--ink-2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 14px 6px 8px;font:600 13px/1 var(--font);color:var(--ink-2);box-shadow:var(--sh-1)}
.eyebrow .dot{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;
  border-radius:50%;background:var(--accent-soft);color:var(--accent)}
.eyebrow .dot .sl{width:15px;height:15px}

/* шапка */
.topbar{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(1.6) blur(10px);-webkit-backdrop-filter:saturate(1.6) blur(10px);
  border-bottom:1px solid var(--line)}
.topbar .in{display:flex;align-items:center;justify-content:space-between;gap:12px;height:58px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:700;font-size:15px}
.brand .mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;
  border-radius:10px;background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line)}
.brand .mark .sl{width:19px;height:19px}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--muted);text-decoration:none;font:600 14px/1 var(--font)}
.back:hover{color:var(--ink)}

/* карточки */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-1)}
.card-pad{padding:22px 24px}
@media(max-width:560px){.card-pad{padding:18px 16px}}

/* секции лендинга */
.sec{padding:56px 0}
.sec-head{max-width:640px;margin-bottom:28px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font:700 12.5px/1 var(--font);
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px}
.sec-title{font-size:clamp(26px,3.4vw,34px);font-weight:750}
.sec-sub{color:var(--muted);font-size:17px;margin-top:10px}

.hero{padding:64px 20px 40px;text-align:center;position:relative}
.hero:before{content:"";position:absolute;inset:0 0 auto 0;height:520px;z-index:-1;pointer-events:none;
  background:
    radial-gradient(600px 260px at 50% 0%,rgba(47,91,234,.13),transparent 70%),
    linear-gradient(to right,rgba(15,23,42,.045) 1px,transparent 1px) 0 0/44px 44px,
    linear-gradient(to bottom,rgba(15,23,42,.045) 1px,transparent 1px) 0 0/44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 0%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 70% 80% at 50% 0%,#000 30%,transparent 75%)}
.hero h1{font-size:clamp(34px,6vw,58px);font-weight:800;letter-spacing:-.035em;margin:22px auto 18px;max-width:820px}
.hero h1 em{font-style:normal;background:linear-gradient(92deg,#2f5bea,#6d3fd6);-webkit-background-clip:text;
  background-clip:text;color:transparent}
.hero .lead{font-size:clamp(17px,2vw,19px);color:var(--ink-2);max-width:680px;margin:0 auto 30px}
.cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.trust{display:flex;gap:10px 22px;justify-content:center;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:14px}
.trust span{display:inline-flex;align-items:center;gap:7px}
.trust .sl{color:var(--ok)}
.note-src{margin:18px auto 0;max-width:620px;display:flex;gap:10px;align-items:flex-start;text-align:left;
  padding:12px 14px;border-radius:12px;background:var(--ok-soft);border:1px solid rgba(15,122,85,.22);
  font-size:14.5px;color:#0b5c40}

/* стат-плитки */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:44px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{padding:16px 18px;text-align:left}
.stat .v{font-size:26px;font-weight:800;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}
.stat .v .sl{width:22px;height:22px;color:var(--accent)}
.stat .l{color:var(--muted);font-size:13.5px;margin-top:2px;line-height:1.35}

/* превью выпуска на лендинге */
.seg{display:inline-flex;flex-wrap:wrap;gap:4px;padding:4px;background:#eceff5;border-radius:12px;margin-bottom:16px;max-width:100%}
.seg button{border:0;background:transparent;border-radius:9px;padding:8px 14px;cursor:pointer;
  font:600 14px/1 var(--font);color:var(--muted);display:inline-flex;align-items:center;gap:7px;transition:all .15s}
.seg button .sl{width:16px;height:16px}
.seg button:hover{color:var(--ink)}
.seg button.on{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(15,23,42,.1),0 1px 1px rgba(15,23,42,.05)}
.frame{border-radius:22px;padding:6px;background:linear-gradient(180deg,#e9edf6,#f3f5fa);border:1px solid var(--line);box-shadow:var(--sh-3)}
.frame-in{background:#fff;border-radius:17px;overflow:hidden;border:1px solid var(--line)}
.frame-bar{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line-2);background:#fbfcfe}
.frame-bar .ava{width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line)}
.frame-bar .ava .sl{width:20px;height:20px}
.frame-bar b{display:block;font-size:14.5px}
.frame-bar small{color:var(--muted);font-size:12.5px}
.frame-body{padding:6px 18px 10px;max-height:760px;overflow:auto}
.frame-foot{color:var(--muted);font-size:13.5px;margin-top:14px;text-align:center}

/* шаги */
.grid{display:grid;gap:14px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:820px){.g3,.g2{grid-template-columns:1fr}}
.step{position:relative;padding:22px 22px 24px}
.step .n{position:absolute;top:18px;right:20px;font:800 44px/1 var(--font);color:#eef1f7;letter-spacing:-.04em}
.ico-box{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;
  background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line);margin-bottom:14px}
.ico-box .sl{width:24px;height:24px}
.ico-box.v{background:var(--violet-soft);color:var(--violet);border-color:#ddd0fb}
.ico-box.t{background:var(--teal-soft);color:var(--teal);border-color:#bfe6ee}
.ico-box.o{background:var(--ok-soft);color:var(--ok);border-color:#bfe6d4}
.ico-box.w{background:var(--warn-soft);color:var(--warn);border-color:var(--warn-line)}
.step h3,.feat h3{font-size:17px;font-weight:700;margin-bottom:6px}
.step p,.feat p{color:var(--ink-2);font-size:15px}

/* бенто возможностей */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.bento .feat{padding:22px;transition:box-shadow .2s,transform .2s,border-color .2s}
.bento .feat:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#d6dbe6}
.bento .w2{grid-column:span 2}.bento .w3{grid-column:span 3}.bento .w4{grid-column:span 4}
@media(max-width:820px){.bento{grid-template-columns:1fr}.bento .w2,.bento .w3,.bento .w4{grid-column:auto}}
.mini-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}

/* источники */
.src{display:flex;gap:14px;align-items:flex-start;padding:18px 20px}
.src .ico-box{margin:0;flex:none;width:40px;height:40px}
.src b{display:block;font-size:15.5px;margin-bottom:2px}
.src span{color:var(--muted);font-size:14px;line-height:1.5;display:block}

/* тариф — одна карточка с переключателем (21st.dev pricing-8) */
.price-wrap{max-width:560px;margin:0 auto}
.price-outer{padding:6px;border-radius:28px;background:#eceff5}
.price-card{background:#fff;border-radius:23px;padding:28px;box-shadow:var(--sh-3);border:1px solid var(--line)}
@media(max-width:560px){.price-card{padding:22px 18px}}
.price-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.price-top h3{font-size:20px}
.price-top p{color:var(--muted);font-size:14.5px;margin-top:4px;max-width:320px}
.price-num{display:flex;align-items:baseline;justify-content:center;gap:6px;margin:26px 0 4px}
.price-num .amt{font-size:clamp(52px,9vw,68px);font-weight:800;letter-spacing:-.04em;line-height:1;display:inline-flex}
.price-num .amt span{display:inline-block;animation:digit .42s cubic-bezier(.2,1.4,.4,1) both}
.price-num .per{color:var(--muted);font-size:18px}
@keyframes digit{from{opacity:0;transform:translateY(22px) scale(.7)}to{opacity:1;transform:none}}
.price-sub{text-align:center;color:var(--muted);font-size:14px;min-height:22px;margin-bottom:22px}
.sep{height:1px;background:var(--line-2);margin:22px 0}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px}
@media(max-width:560px){.checks{grid-template-columns:1fr}}
.checks div{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);line-height:1.45}
.checks .tick{flex:none;display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;
  border-radius:50%;background:var(--accent-soft);color:var(--accent);margin-top:1px}
.checks .tick .sl{width:13px;height:13px}

/* FAQ-аккордеон */
.faq{max-width:760px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:10px;box-shadow:var(--sh-1);transition:border-color .2s}
.faq details[open]{border-color:#cfd6e4}
.faq summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 18px;font-weight:650;font-size:15.5px}
.faq summary::-webkit-details-marker{display:none}
.faq summary .sl{color:var(--muted);transition:transform .2s}
.faq details[open] summary .sl{transform:rotate(180deg)}
.faq details p{color:var(--ink-2);padding:0 18px 16px;font-size:15px}
footer{padding:40px 0 64px;color:var(--muted);font-size:13px;text-align:center;line-height:1.7}

/* ── карточка статьи (выпуск и превью) ───────────────────────────── */
.art{padding:22px 24px;margin-bottom:14px;position:relative;scroll-margin-top:76px}
@media(max-width:560px){.art{padding:18px 16px}}
.frame-body .art{padding:18px 2px;margin:0;border:0;border-bottom:1px solid var(--line-2);border-radius:0;box-shadow:none}
.frame-body .art:last-child{border-bottom:0}
.art-top .pill,.dg-meta .pill{white-space:normal;text-align:left}
.art-top{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:12px}
.art-n{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:26px;padding:0 8px;border-radius:8px;
  background:var(--ink);color:#fff;font:700 13px/1 var(--font)}
.art h2,.art h3.v{font-size:clamp(18px,2.4vw,21px);font-weight:750;line-height:1.3;letter-spacing:-.015em;margin-bottom:10px}
.frame-body .art h3.v{font-size:17px}
.art .sum{color:#1e293b;font-size:16px;line-height:1.65}
.frame-body .art .sum{font-size:15px}
.art .orig{display:flex;gap:8px;align-items:flex-start;color:var(--muted);font-size:13.5px;line-height:1.5;margin-top:12px}
.art .orig .sl{width:15px;height:15px;margin-top:2px;color:var(--faint)}
.art .src-line{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;color:var(--muted);font-size:13.5px;margin-top:12px}
.art .src-line span{display:inline-flex;align-items:center;gap:6px}
.art .src-line .sl{width:15px;height:15px}
.co{display:flex;gap:12px;align-items:flex-start;border-radius:12px;padding:12px 14px;margin-top:14px;font-size:15px;line-height:1.55}
.co .sl{width:20px;height:20px;margin-top:1px}
.co b{display:block;font-size:12px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:2px}
.co-practice{background:var(--accent-soft);border:1px solid var(--accent-line);color:#1e2f6b}
.co-practice b{color:var(--accent)}
.co-practice .sl{color:var(--accent)}
.co-caution{background:var(--warn-soft);border:1px solid var(--warn-line);color:#5b3208}
.co-caution b{color:var(--warn)}
.co-caution .sl{color:var(--warn)}
.co-lock{background:#f6f7fa;border:1px dashed #d5dae4;color:var(--ink-2);font-size:14px}
.links{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.lk{display:inline-flex;align-items:center;gap:7px;padding:8px 13px;border-radius:10px;background:#fff;border:1px solid var(--line);
  color:var(--ink);text-decoration:none;font:600 13.5px/1.1 var(--font);transition:border-color .15s,background .15s,transform .12s}
.lk:hover{border-color:#c7cfdd;background:#fafbfd;transform:translateY(-1px)}
.lk .sl{width:16px;height:16px}
.lk-main{background:var(--ink);color:#fff;border-color:var(--ink)}
.lk-main:hover{background:#1e293b;border-color:#1e293b}
.lk-oa{background:var(--ok-soft);border-color:#bfe6d4;color:var(--ok)}
.lk-oa:hover{background:#dcf1e7;border-color:#a8dcc4}
.fb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:16px;padding-top:14px;border-top:1px solid var(--line-2)}
.fb-l{color:var(--muted);font-size:13px;margin-right:4px}
.fb button{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:7px 13px;font:600 13px/1 var(--font);color:var(--ink-2);cursor:pointer;transition:all .15s}
.fb button .sl{width:16px;height:16px}
.fb button:hover{border-color:#c7cfdd;color:var(--ink)}
.fb button.on[data-v=up]{background:var(--ok-soft);border-color:#9fd8bf;color:var(--ok)}
.fb button.on[data-v=down]{background:var(--bad-soft);border-color:#f3b8b1;color:var(--bad)}
.fb button.on[data-v=save]{background:var(--accent-soft);border-color:var(--accent-line);color:var(--accent-ink)}
.fb button.pop{animation:pop .35s ease}
@keyframes pop{40%{transform:scale(1.08)}}
.art.kind-guideline .art-n,.art-n.k-guideline{background:var(--teal)}
.art.kind-order .art-n,.art-n.k-order{background:var(--violet)}
.art.retracted{border-color:#f3b8b1}

/* страница выпуска */
.dg-head{padding:34px 0 20px}
.dg-head h1{font-size:clamp(26px,4vw,36px);font-weight:800;letter-spacing:-.03em;margin:12px 0 14px}
.dg-meta{display:flex;flex-wrap:wrap;gap:8px}
.intro{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;margin-bottom:14px;
  background:linear-gradient(135deg,#f4f6ff,#fbf9ff);border-color:#dfe4fb}
.intro .ico-box{margin:0;flex:none;width:40px;height:40px}
.intro b{display:block;font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-bottom:3px}
.intro p{color:#1e293b;font-size:16px}
.toc{padding:8px;margin-bottom:22px}
.toc-h{display:flex;align-items:center;justify-content:space-between;padding:8px 12px 6px;color:var(--muted);font:700 12px/1 var(--font);letter-spacing:.06em;text-transform:uppercase}
.toc a{display:flex;align-items:flex-start;gap:12px;padding:9px 12px;border-radius:10px;color:var(--ink);text-decoration:none;font-size:14.5px;line-height:1.4}
.toc a:hover{background:#f5f7fb}
.toc a .art-n{min-width:22px;height:22px;font-size:12px;border-radius:7px;flex:none;margin-top:0}
.toc a .k{margin-left:auto;flex:none}
.dg-foot{display:flex;gap:16px;align-items:center;flex-wrap:wrap;justify-content:space-between;padding:20px 22px;margin-top:22px}
.dg-foot p{color:var(--ink-2);font-size:14.5px;max-width:460px}
.msg{padding:60px 0;text-align:center}
.msg .ico-box{width:56px;height:56px;border-radius:16px}
.msg .ico-box .sl{width:30px;height:30px}
.msg h1{font-size:26px;margin:4px 0 10px}
.msg p{color:var(--ink-2);max-width:460px;margin:0 auto 22px}
.msg .cta-row .b{min-width:200px}

/* кабинет ленты */
.cab-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;padding:34px 0 22px}
.cab-head h1{font-size:clamp(26px,4vw,34px);font-weight:800;letter-spacing:-.03em;margin-top:10px}
.cab-head p{color:var(--muted);margin-top:6px;max-width:560px}
.cab-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:18px;align-items:start}
@media(max-width:900px){.cab-grid{grid-template-columns:1fr}}
.cab-side{display:grid;gap:14px;position:sticky;top:76px}
@media(max-width:900px){.cab-side{position:static;order:-1}}
.blk{padding:22px 24px;margin-bottom:14px}
@media(max-width:560px){.blk{padding:18px 16px}}
.blk-h{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.blk-h .ico-box{margin:0;width:38px;height:38px;border-radius:11px}
.blk-h .ico-box .sl{width:21px;height:21px}
.blk-h h2{font-size:17px;font-weight:700}
.blk-h small{display:block;color:var(--muted);font-size:13.5px;font-weight:400;margin-top:1px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;border-radius:999px;
  padding:7px 13px 7px 10px;cursor:pointer;font:600 13.5px/1.1 var(--font);color:var(--ink-2);user-select:none;transition:all .15s}
.chip .sl{width:17px;height:17px;color:var(--muted)}
.chip:hover{border-color:#c7cfdd}
.chip.on{background:var(--accent-soft);color:var(--accent-ink);border-color:var(--accent)}
.chip.on .sl{color:var(--accent)}
.chip.j{padding:7px 13px}
.chip.j.on:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.field{margin-bottom:16px}
.field:last-child{margin-bottom:0}
.field label.lbl{display:block;font-size:13.5px;font-weight:650;margin-bottom:7px;color:var(--ink-2)}
.field label.lbl span{font-weight:400;color:var(--muted)}
input[type=email],input[type=text],select,textarea{width:100%;border:1px solid var(--line);border-radius:11px;
  padding:11px 13px;font:15px/1.4 var(--font);background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 4px rgba(47,91,234,.12)}
textarea{min-height:96px;resize:vertical}
select{appearance:none;-webkit-appearance:none;padding-right:34px;cursor:pointer;
  background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%2364748b' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 13px center}
.row4{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:560px){.row4{grid-template-columns:1fr}}
.derived{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.switch{display:flex;align-items:center;justify-content:space-between;gap:14px;cursor:pointer}
.switch b{display:block;font-size:15px}
.switch small{color:var(--muted);font-size:13.5px}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch .tg{flex:none;width:44px;height:26px;border-radius:999px;background:#d7dce6;position:relative;transition:background .2s}
.switch .tg:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;
  box-shadow:0 1px 3px rgba(15,23,42,.25);transition:transform .2s}
.switch input:checked+.tg{background:var(--accent)}
.switch input:checked+.tg:after{transform:translateX(18px)}
.savebar{position:sticky;bottom:12px;z-index:20;display:flex;gap:10px;align-items:center;flex-wrap:wrap;
  padding:10px;border-radius:16px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);box-shadow:var(--sh-2);margin-top:4px}
.status{font-size:14px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.status.ok{color:var(--ok)}
.status.err{color:var(--bad)}
.spin{width:16px;height:16px;border-radius:50%;border:2px solid #cfd6e4;border-top-color:var(--accent);animation:sp .8s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
.side-stat{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.side-stat .stat{padding:14px 16px}
.side-stat .v{font-size:24px}
.next{padding:18px 20px}
.next .v{font-size:17px;font-weight:700;margin-top:4px}
.next small{color:var(--muted);font-size:13.5px}
.list-item{display:flex;gap:12px;align-items:flex-start;padding:12px 4px;border-bottom:1px solid var(--line-2);text-decoration:none;color:var(--ink)}
.list-item:last-child{border-bottom:0}
a.list-item:hover .t{color:var(--accent)}
.list-item .d{flex:none;width:46px;text-align:center;border-radius:10px;background:#f3f5f9;padding:6px 0;line-height:1.1}
.list-item .d b{display:block;font-size:17px}
.list-item .d small{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.list-item .t{font-weight:650;font-size:14.5px;line-height:1.4;transition:color .15s}
.list-item .s{color:var(--muted);font-size:13px;line-height:1.45;margin-top:3px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-item .arr{margin-left:auto;color:var(--faint);flex:none;align-self:center}
.empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:22px 10px;color:var(--muted);font-size:14.5px}
.empty .ico-box{margin:0;background:#f3f5f9;color:var(--faint);border-color:var(--line)}
.saved-links{display:flex;gap:10px;margin-top:5px;font-size:13px}
.saved-links a{text-decoration:none;font-weight:600;display:inline-flex;align-items:center;gap:5px}
.saved-links .sl{width:14px;height:14px}

/* модалка оплаты */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.5);backdrop-filter:blur(3px);display:flex;align-items:center;
  justify-content:center;padding:16px;z-index:60;animation:fade .15s ease}
@keyframes fade{from{opacity:0}}
.modal-box{background:#fff;border-radius:22px;max-width:440px;width:100%;padding:26px;max-height:92vh;overflow:auto;
  box-shadow:0 30px 80px -20px rgba(15,23,42,.45);animation:rise .22s cubic-bezier(.2,.9,.3,1.1)}
@keyframes rise{from{transform:translateY(12px) scale(.98);opacity:0}}
.modal-h{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.modal-h .ico-box{margin:0}
.modal-h h3{font-size:19px}
.modal-h p{color:var(--muted);font-size:14px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);line-height:1.5;cursor:pointer}
.check input{margin-top:3px;accent-color:var(--accent);width:16px;height:16px;flex:none}
.hint{color:var(--muted);font-size:13px;margin-top:6px}
.err{color:var(--bad);font-size:14px;margin:6px 0 10px;min-height:20px}
.steps{display:flex;gap:6px;margin-bottom:16px}
.steps i{flex:1;height:4px;border-radius:4px;background:#e6e9f0}
.steps i.on{background:var(--accent)}
#m-qr{display:flex;justify-content:center;margin:16px 0}
#m-qr img,#m-qr canvas{border-radius:10px;border:8px solid #fff;box-shadow:0 0 0 1px var(--line)}
.pay-hint{color:var(--muted);font-size:13px;text-align:center;margin-top:12px}
.ok-mark{display:flex;align-items:center;justify-content:center;width:64px;height:64px;margin:0 auto;border-radius:50%;
  background:var(--ok-soft);color:var(--ok);box-shadow:0 0 0 8px rgba(15,122,85,.07)}
.ok-mark .sl{width:32px;height:32px}
.boot{padding:120px 20px;display:flex;justify-content:center}
.boot .spin{width:28px;height:28px;border-width:3px}

@media(max-width:560px){
  .hero{padding-top:40px}
  .back span{display:none}
  .back .sl{width:22px;height:22px}
  .intro .ico-box{display:none}
  .eyebrow{font-size:12px;text-align:left}
  .cab-head .b{display:none}
  .savebar .b{flex:1}
}

/* снятие из сохранённого в кабинете */
.list-item .unsave{margin-left:auto;flex:none;align-self:flex-start;display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;border:1px solid transparent;background:transparent;color:var(--faint);cursor:pointer;transition:all .15s}
.list-item .unsave:hover{background:var(--bad-soft);border-color:#f3b8b1;color:var(--bad)}
.list-item .unsave .sl{width:15px;height:15px}
.list-item .unsave:disabled{opacity:.5;cursor:default}
.list-item.gone{opacity:0;transform:translateX(12px);transition:opacity .2s,transform .2s}
.fb button[data-v=save].on:hover{background:#fff;border-color:#f3b8b1;color:var(--bad)}

/* ── Структурный разбор статьи (28.09.2026): тип, аннотация, гипотезы, выборка,
      дизайн, результаты по гипотезам, IF. Разметка — medfeed_routes.render_analysis. */
.an{margin-top:6px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.an-row{display:grid;grid-template-columns:190px 1fr;gap:14px;padding:13px 16px;border-top:1px solid var(--line-2)}
.an-row:first-child{border-top:0}
.an-h{display:flex;align-items:flex-start;gap:8px;color:var(--ink-2);font:700 12.5px/1.35 var(--font);
  letter-spacing:.04em;text-transform:uppercase;padding-top:2px}
.an-h .sl{width:17px;height:17px;color:var(--accent);margin-top:-1px}
.an-b{font-size:15px;line-height:1.6;color:#1e293b;min-width:0}
.an-b p+p{margin-top:6px}
.an-muted{color:var(--muted);font-size:13.5px}
.an-list{margin:0;padding-left:20px}
.an-list li{margin:2px 0}
.an-crit-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}
.an-crit{background:#f7f8fb;border:1px solid var(--line-2);border-radius:10px;padding:9px 12px;font-size:14px}
.an-crit b{display:block;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:2px}
.an-results{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.an-results li{border-left:3px solid var(--line);padding:2px 0 2px 12px}
.an-rh{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:3px}
.an-hn{font:700 13px/1 var(--font);color:var(--ink-2)}
.an-rh .pill{padding:3px 9px;font-size:12px}
.an-foot{padding:10px 16px;background:#f7f8fb;border-top:1px solid var(--line-2);color:var(--muted);font-size:12.5px;line-height:1.5}
.an-lazy{margin-top:12px}
.an-lazy .err{color:var(--bad);font-size:13.5px;margin-top:6px}
@media(max-width:640px){
  .an-row{grid-template-columns:1fr;gap:6px;padding:12px 14px}
  .an-crit-grid{grid-template-columns:1fr}
}

/* ── Поиск статей /teach/research/search ─────────────────────────────── */
.topbar .nav{display:flex;align-items:center;gap:16px}
.srch-head{padding:28px 0 8px}
.srch-head h1{font-size:clamp(24px,3.4vw,32px);font-weight:800}
.srch-head p{color:var(--muted);margin-top:6px;font-size:15px}
.srch-box{display:flex;gap:8px;margin-top:18px}
.srch-in{flex:1;min-width:0;display:flex;align-items:center;gap:10px;background:#fff;border:1px solid #d5dae4;
  border-radius:12px;padding:0 14px;box-shadow:var(--sh-1);transition:border-color .15s,box-shadow .15s}
.srch-in:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(47,91,234,.12)}
.srch-in .sl{width:18px;height:18px;color:var(--muted)}
.srch-in input{flex:1;min-width:0;border:0;outline:0;background:transparent;font:500 16px/1.2 var(--font);padding:14px 0;color:var(--ink)}
.srch-opts{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-top:12px}
.srch-opts .seg{margin:0}
.srch-opts select{min-width:104px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:8px 10px;font:500 14px var(--font);color:var(--ink)}
.srch-opts label{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:13.5px}
.srch-hint{color:var(--muted);font-size:13px;margin-top:10px;line-height:1.55}
.srch-hint code{background:#eef0f5;border-radius:5px;padding:1px 5px;font-size:12.5px;color:var(--ink-2)}
.srch-recent{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.srch-recent button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 11px;cursor:pointer;
  font:500 13px var(--font);color:var(--ink-2)}
.srch-recent button:hover{border-color:var(--accent-line);color:var(--accent-ink)}
.srch-note{margin-top:14px;padding:10px 14px;border-radius:12px;background:var(--accent-soft);border:1px solid var(--accent-line);
  font-size:14px;color:#1e2f6b;display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap}
.srch-note code{font-size:13px;background:#fff;border-radius:6px;padding:1px 6px}
.srch-note a{font-weight:600}
.st-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}
@media(max-width:760px){.st-grid{grid-template-columns:repeat(2,1fr)}}
.st-grid .stat{padding:14px 16px}
.st-grid .stat .v{font-size:24px}
.st-panels{display:grid;grid-template-columns:1.35fr 1fr;gap:12px;margin-top:12px}
@media(max-width:820px){.st-panels{grid-template-columns:1fr}}
.st-card{padding:16px 18px}
.st-card h3{font-size:14px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:12px}
.st-card h3 .sl{width:17px;height:17px;color:var(--accent)}
.st-card h3 small{margin-left:auto;font-weight:500;color:var(--muted);font-size:12.5px}
/* гистограмма по годам: одна серия, одна заливка, 2px зазор, округлённый верх */
.yb{display:flex;align-items:flex-end;gap:2px;height:150px;padding-top:18px;border-bottom:1px solid var(--line)}
.yb button{flex:1;min-width:0;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:stretch;
  border:0;background:transparent;padding:0;cursor:pointer;position:relative}
.yb i{display:block;background:var(--accent);border-radius:4px 4px 0 0;min-height:2px;opacity:.85;transition:opacity .15s}
.yb button:hover i,.yb button.on i{opacity:1;background:var(--accent-ink)}
.yb .tip{position:absolute;left:50%;transform:translateX(-50%);bottom:calc(100% - 14px);white-space:nowrap;
  background:var(--ink);color:#fff;border-radius:8px;padding:5px 8px;font:600 12px/1.2 var(--font);opacity:0;pointer-events:none;
  transition:opacity .12s;z-index:2}
.yb button:hover .tip,.yb button:focus-visible .tip{opacity:1}
.yl{display:flex;gap:2px;margin-top:6px}
.yl span{flex:1;min-width:0;text-align:center;font-size:11.5px;color:var(--muted)}
.st-foot{margin-top:10px;font-size:12.5px;color:var(--muted)}
.hb{display:grid;gap:9px}
.hb-row{display:grid;grid-template-columns:1fr auto;gap:2px 10px;font-size:13.5px;align-items:center}
.hb-row .n{font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.hb-row .bar{grid-column:1 / -1;height:6px;border-radius:4px;background:#eef0f5;overflow:hidden}
.hb-row .bar i{display:block;height:100%;background:var(--accent);border-radius:4px}
.hb-row button{all:unset;cursor:pointer;color:var(--ink-2)}
.hb-row button:hover{color:var(--accent)}
.db-list{display:grid;gap:8px}
.db-list div{display:grid;grid-template-columns:1fr auto;gap:0 10px;font-size:13.5px}
.db-list b{font-weight:650}
.db-list small{grid-column:1;color:var(--muted);font-size:12.5px}
.db-list .n{grid-row:1 / span 2;grid-column:2;align-self:center;font-weight:700;font-variant-numeric:tabular-nums}
.skel{background:linear-gradient(90deg,#eef0f5 25%,#f6f7fa 50%,#eef0f5 75%);background-size:200% 100%;
  animation:skel 1.2s linear infinite;border-radius:10px}
@keyframes skel{to{background-position:-200% 0}}
.res-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:26px 0 12px;flex-wrap:wrap}
.res-head h2{font-size:18px;font-weight:750}
.res-head span{color:var(--muted);font-size:13.5px}
.res{padding:18px 20px;margin-bottom:12px}
@media(max-width:560px){.res{padding:16px 14px}}
.res .art-top{margin-bottom:8px}
.res h3{font-size:16.5px;line-height:1.4;font-weight:700;margin-bottom:6px}
.res h3 a{color:var(--ink);text-decoration:none}
.res h3 a:hover{color:var(--accent)}
.res .meta{color:var(--muted);font-size:13.5px;line-height:1.5}
.res .meta b{color:var(--ink-2);font-weight:600}
.res .acts{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.res .abs{margin-top:12px;font-size:14.5px;line-height:1.6;color:#1e293b;background:#f7f8fb;border:1px solid var(--line-2);
  border-radius:12px;padding:12px 14px}
.res .an{margin-top:12px}
.more{display:flex;justify-content:center;margin:18px 0 8px}
.srch-empty{text-align:center;padding:44px 16px;color:var(--muted)}
.srch-empty .ico-box{margin:0 auto 12px}
.srch-empty h2{color:var(--ink);font-size:19px;margin-bottom:6px}
@media(max-width:560px){.topbar .nav{gap:12px}.topbar .nav .back span{display:none}.topbar .nav .back .sl{width:20px;height:20px}}