/* t4ka light — лёгкий шаблон статей. Один файл, без зависимостей. */
:root{
  --ink:#1a1a2e; --text:#2b2b3a; --muted:#6b6b80;
  --brand1:#2b1d8f; --brand2:#7a2ff0; --accent:#bc49cc;
  --bg:#ffffff; --soft:#f5f4fa; --line:#e8e6f2;
  --maxw:1160px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:400 18px/1.65 Roboto,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--bg)}
img{max-width:100%;height:auto;border-radius:8px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* Шапка */
.hdr{background:linear-gradient(105deg,#1d1160 0%,var(--brand1) 45%,#5b2bbf 100%);color:#fff}
.hdr__in{max-width:1400px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;gap:34px;flex-wrap:wrap}
.hdr__logo img{display:block;width:160px;height:auto;border-radius:0}
.hdr nav{display:flex;gap:30px;flex-wrap:wrap;align-items:center;font-size:19px}
.hdr nav > a{color:#fff;opacity:.94}
.hdr nav > a:hover{opacity:1;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.6)}
.hdr__cta{margin-left:auto;background:#ff4dd8;color:#fff;padding:12px 26px;border-radius:30px;font-weight:500;white-space:nowrap;font-size:17px}
.hdr__cta:hover{background:#ff6ee0;text-decoration:none}

/* Мега-меню (CSS-only, как t978 на живом: белая панель без скруглений) */
.dd{display:inline-block}
.dd__top{color:#fff;opacity:.94;cursor:pointer;font-size:19px}
.dd:hover .dd__top{opacity:1}
.mm{visibility:hidden;opacity:0;transition:opacity .12s;position:absolute;left:0;right:auto;top:100%;background:#fff;box-shadow:0 18px 44px rgba(20,10,60,.22);min-width:400px;z-index:50;padding:26px 0}
.dd:hover .mm,.dd:focus-within .mm{visibility:visible;opacity:1}
.mm__cat{position:relative}
.mm__cat-link{display:block;color:var(--ink);padding:9px 46px 9px 30px;font-size:17px;white-space:nowrap}
a.mm__cat-link:hover{text-decoration:underline;color:var(--ink)}
.mm__cat_has-sub > .mm__cat-link::after{content:"‣";position:absolute;right:24px;color:#888}
.mm__sub{visibility:hidden;opacity:0;position:absolute;left:100%;top:-26px;background:#f7f7f7;box-shadow:14px 18px 34px rgba(20,10,60,.18);min-width:400px;padding:26px 0;max-height:78vh;overflow:auto}
.mm__cat:hover .mm__sub{visibility:visible;opacity:1}
.mm__sub a{display:block;color:var(--ink);padding:9px 30px;font-size:17px;white-space:nowrap}
.mm__sub a:hover{text-decoration:underline;color:var(--ink)}
.dd{position:relative}

/* Кнопки */
.btn{display:inline-block;padding:12px 28px;border-radius:30px;font-weight:500}
.btn:hover{text-decoration:none}
.btn_o{border:1px solid var(--brand1);color:var(--brand1)}
.btn_o:hover{background:var(--brand1);color:#fff}
.btn_solid{background:var(--accent);color:#fff;font-size:18px}
.btn_solid:hover{background:#d05ce0}
.backnav{max-width:var(--maxw);margin:36px auto 0;padding:0 20px;display:flex;gap:14px;flex-wrap:wrap}

/* Хлебные крошки */
.crumbs{max-width:var(--maxw);margin:26px auto 0;padding:0 20px;font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.crumbs span{margin:0 6px}

/* Статья */
main{max-width:var(--maxw);margin:0 auto;padding:8px 20px 40px}
h1{font-size:38px;line-height:1.22;color:var(--ink);margin:14px 0 10px;font-weight:700}
.meta{color:var(--muted);font-size:15px;margin-bottom:22px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.meta .tag{background:var(--soft);border:1px solid var(--line);padding:2px 12px;border-radius:20px;color:var(--brand1)}
.meta__author{display:flex;align-items:center;gap:8px;color:var(--text);font-weight:500}
.meta__author a{color:var(--text)}
.meta__aimg{width:32px;height:32px;border-radius:50%;object-fit:cover}
.hero{margin:0 0 26px}
article h2{font-size:28px;color:var(--ink);margin:38px 0 12px;line-height:1.3}
article h3{font-size:22px;color:var(--ink);margin:30px 0 10px}
article h4{font-size:19px;color:var(--ink);margin:24px 0 8px}
article p{margin:0 0 16px}
article ul,article ol{padding-left:26px;margin:0 0 18px}
article li{margin-bottom:8px}
article blockquote{margin:22px 0;padding:16px 22px;background:var(--soft);border-left:4px solid var(--brand2);border-radius:0 8px 8px 0}
article table{border-collapse:collapse;width:100%;margin:22px 0;font-size:16px;display:block;overflow-x:auto}
article th,article td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
article th{background:var(--soft)}
article figure{margin:24px 0;text-align:center}
article figcaption{font-size:14px;color:var(--muted);margin-top:8px}
article hr{border:0;border-top:1px solid var(--line);margin:30px 0}

/* Похожие статьи */
.rel{max-width:1160px;margin:30px auto 0;padding:34px 20px 10px;border-top:1px solid var(--line)}
.rel h2{font-size:26px;color:var(--ink);margin:0 0 20px}
.rel__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:22px}
.rel__card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:box-shadow .15s}
.rel__card:hover{box-shadow:0 6px 22px rgba(43,29,143,.12);text-decoration:none}
.rel__card img{width:100%;aspect-ratio:1.5;object-fit:cover;border-radius:0}
.rel__card div{padding:14px 16px 18px;color:var(--ink);font-size:16px;line-height:1.4;font-weight:500}

/* Ленты разделов */
main.wide{max-width:1160px}
.listing__descr{color:var(--muted);max-width:820px;margin:0 0 22px}
/* Компактный фильтр: кнопки-дропдауны */
.flt-bar{display:flex;gap:14px;align-items:center;justify-content:flex-start;margin:0 0 30px;flex-wrap:wrap}
.flt{position:relative}
.flt__btn{list-style:none;cursor:pointer;border:1px solid #000;color:#000;padding:9px 22px;border-radius:40px;font-size:15px;user-select:none;white-space:nowrap;display:inline-block}
.flt__btn::-webkit-details-marker{display:none}
.flt__btn::after{content:" ▾";font-size:12px}
.flt[open] .flt__btn::after{content:" ▴"}
.flt__btn:hover{background:#f2f2f2}
.flt__btn_on{background:#000;color:#fff}
.flt__btn_on:hover{background:#000}
.flt__panel{position:absolute;left:0;top:calc(100% + 10px);z-index:60;background:#fff;border:1px solid var(--line);box-shadow:0 14px 44px rgba(20,10,60,.18);padding:18px;display:flex;flex-wrap:wrap;gap:10px;width:min(720px,90vw);max-height:60vh;overflow:auto}
.flt__reset{color:var(--muted);font-size:15px;white-space:nowrap}
.chip{border:1px solid #000;color:#000;padding:6px 16px;border-radius:40px;font-size:14px;cursor:pointer;user-select:none;white-space:nowrap}
.chip:hover{background:#f2f2f2;text-decoration:none}
.chip_on{background:#000;color:#fff}
.chip_on:hover{background:#000}
@media (max-width:640px){.flt__panel{position:fixed;left:10px;right:10px;transform:none;width:auto;top:auto}}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:28px}
.card{background:#fff;border:1px solid var(--line);overflow:hidden;color:var(--text);display:flex;flex-direction:column;content-visibility:auto;contain-intrinsic-size:auto 380px}
.card[hidden]{display:none}
.card__noimg{width:100%;aspect-ratio:1.5;background:linear-gradient(135deg,var(--soft),#e4e0f5);display:flex;align-items:center;justify-content:center;color:var(--brand2);font-size:34px}
.pager{display:flex;gap:8px;flex-wrap:wrap;margin:36px 0 8px;justify-content:center}
.pager a,.pager span{min-width:40px;text-align:center;padding:8px 12px;border:1px solid var(--line);color:var(--brand1)}
.pager a:hover{background:var(--soft);text-decoration:none}
.pager .pager__cur{background:var(--brand1);color:#fff;border-color:var(--brand1)}
.card:hover{box-shadow:0 8px 26px rgba(43,29,143,.13);text-decoration:none}
.card img{width:100%;aspect-ratio:1.5;object-fit:cover;border-radius:0}
.card__body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:8px}
.card__title{font-weight:600;font-size:18px;line-height:1.35;color:var(--ink)}
.card__descr{font-size:15px;color:var(--muted);line-height:1.5}
.card__meta{font-size:13.5px;color:var(--muted);margin-top:auto}
.rtime{white-space:nowrap}
.rtime::before{content:"⏱ ";font-size:12px}

/* Футер: белая карточка формы поверх фиолетового полотна + 3 колонки */
.ftr{background:linear-gradient(140deg,#4526d9 0%,#4d2bd1 55%,#5b2bbf 100%);color:#e7e4fa;margin-top:0;padding-top:64px;font-size:15px}
.ftr__form-wrap{padding:0 20px}
.ftr__form{max-width:900px;margin:0 auto;background:#fff;color:var(--text);text-align:center;padding:48px 60px 54px;box-shadow:0 20px 60px rgba(20,10,60,.25)}
.ftr__form h2{font-size:30px;line-height:1.25;margin:0 0 12px;color:#000}
.ftr__form p{margin:0 0 26px}
.ftr__form input[type=text],.ftr__form input[type=tel],.ftr__form input[type=email]{display:block;width:100%;max-width:520px;margin:0 auto 16px;padding:16px 18px;font:inherit;border:1px solid #c8c8d4;border-radius:2px;color:var(--ink)}
.ftr__form input:focus{outline:2px solid var(--brand2);border-color:transparent}
.ftr__consent{display:flex;gap:10px;max-width:520px;margin:6px auto 22px;font-size:14px;text-align:left;color:var(--muted);align-items:flex-start}
.ftr__consent input{margin-top:4px}
.ftr__consent a{color:var(--accent)}
.btn_green{background:#2fbf3f;color:#fff;border:0;font:inherit;font-weight:600;cursor:pointer;padding:15px 36px;border-radius:6px;font-size:17px}
.btn_green:hover{background:#3ccf4d}
.ftr__form-done{color:#2fbf3f;font-weight:600;margin-top:16px}
.ftr__in{max-width:1280px;margin:0 auto;padding:54px 24px 60px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:48px}
.ftr a{color:#fff}
.ftr b{color:#fff;font-size:22px}
.ftr__phone{font-size:20px;font-weight:600;display:block;margin-bottom:4px}
.ftr__mail{font-size:26px;font-weight:600;display:block;margin-bottom:14px}
.ftr small{display:block;margin-top:14px;color:#d3cef5;line-height:1.7;font-size:14px}
.ftr small a{color:#fff;text-decoration:underline;text-decoration-color:rgba(255,255,255,.4)}
@media (max-width:860px){.ftr__in{grid-template-columns:1fr}.ftr__form{padding:34px 22px}.ftr__form h2{font-size:24px}}

@media (max-width:640px){
  h1{font-size:28px}
  article h2{font-size:23px}
  body{font-size:17px}
  .hdr nav{gap:14px;font-size:15px}
  .hdr__cta{margin-left:0}
}