/*
Theme Name: Science XXI News
Theme URI: https://sciencexxi.com/
Author: Science XXI
Description: Современная научно-новостная тема для ScienceXXI.com. Без встроенных настроек рекламы и пользовательского RSS.
Version: 1.0.2
Requires at least: 6.4
Requires PHP: 8.0
Text Domain: sciencexxi-news
*/

:root{
  --sx-bg:#f4f7fb;
  --sx-card:#ffffff;
  --sx-text:#111827;
  --sx-muted:#667085;
  --sx-line:#dce4ee;
  --sx-navy:#071a33;
  --sx-navy2:#0b2a4c;
  --sx-cyan:#009bd8;
  --sx-violet:#6554d9;
  --sx-soft:#eaf7fc;
  --sx-max:1280px;
  --sx-radius:14px;
  --sx-shadow:0 10px 30px rgba(7,26,51,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--sx-bg);color:var(--sx-text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:17px;line-height:1.58}
a{color:inherit;text-decoration:none}
a:hover{color:var(--sx-cyan)}
img{max-width:100%;height:auto}
.wrap{width:min(var(--sx-max),calc(100% - 34px));margin-inline:auto}
.screen-reader-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Header */
.science-topbar{background:var(--sx-navy);color:#c7d8ea;font-size:12px}
.science-topbar .wrap{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.science-topbar__note{opacity:.78;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.site-header{background:#fff;border-bottom:1px solid var(--sx-line)}
.header-main{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:flex;align-items:center;min-width:0}
.brand a{display:flex;align-items:center}
.custom-logo{max-width:390px;max-height:72px;width:auto;height:auto;object-fit:contain}
.science-wordmark{display:flex;align-items:center;gap:14px}
.science-mark{width:58px;height:58px;border-radius:50%;position:relative;flex:0 0 auto;background:
 radial-gradient(circle at center,#fff 0 8%,transparent 9% 100%),
 conic-gradient(from 235deg,var(--sx-cyan),#59d3ff,var(--sx-violet),var(--sx-navy),var(--sx-cyan));
 box-shadow:inset 0 0 0 8px #fff,inset 0 0 0 10px rgba(0,155,216,.25)}
.science-mark:before,.science-mark:after{content:"";position:absolute;inset:11px;border:2px solid rgba(255,255,255,.9);border-left-color:transparent;border-radius:50%;transform:rotate(22deg)}
.science-mark:after{inset:20px;transform:rotate(-35deg)}
.science-title{font-size:30px;font-weight:900;letter-spacing:-.045em;line-height:1;color:var(--sx-navy)}
.science-title span{color:var(--sx-cyan)}
.science-tagline{font-size:12px;text-transform:uppercase;letter-spacing:.14em;color:var(--sx-muted);margin-top:7px;font-weight:700}
.header-search{width:min(330px,32vw)}
.search-form{display:flex}
.search-field{width:100%;height:42px;border:1px solid #cfd9e5;border-right:0;border-radius:9px 0 0 9px;padding:0 13px;background:#fff;color:var(--sx-text)}
.search-submit{height:42px;border:0;border-radius:0 9px 9px 0;background:var(--sx-navy);color:#fff;padding:0 16px;font-weight:700;cursor:pointer}
.search-submit:hover{background:var(--sx-cyan)}
.main-nav{background:linear-gradient(100deg,var(--sx-navy),var(--sx-navy2));color:#fff}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:0;overflow:auto;white-space:nowrap}
.main-nav li{margin:0}
.main-nav a{display:block;padding:14px 16px;font-size:14px;font-weight:750;border-bottom:3px solid transparent}
.main-nav .current-menu-item>a,.main-nav .current-menu-ancestor>a,.main-nav a:hover{color:#fff;background:rgba(255,255,255,.06);border-bottom-color:#36c5f0}
.science-pulse{background:#fff;border-bottom:1px solid var(--sx-line)}
.science-pulse .wrap{min-height:43px;display:flex;align-items:center;gap:14px;overflow:hidden}
.pulse-label{flex:0 0 auto;color:var(--sx-cyan);font-weight:850;font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.pulse-items{display:flex;gap:26px;white-space:nowrap;overflow:hidden;min-width:0;font-size:13px}
.pulse-items a{overflow:hidden;text-overflow:ellipsis}
.pulse-time{color:var(--sx-muted);margin-right:6px}
.site-main{padding:26px 0 46px}

/* Homepage */
.hero-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(310px,.8fr);gap:18px;margin-bottom:26px}
.hero-main{position:relative;min-height:470px;border-radius:20px;overflow:hidden;background:linear-gradient(135deg,#0b3158,#0b172c);box-shadow:var(--sx-shadow)}
.hero-main__media{position:absolute;inset:0}
.hero-main__media img{width:100%;height:100%;object-fit:cover;opacity:.72}
.hero-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,14,29,.96) 0%,rgba(3,14,29,.42) 58%,rgba(3,14,29,.12) 100%)}
.hero-main__body{position:absolute;z-index:2;left:0;right:0;bottom:0;padding:32px;color:#fff}
.kicker{display:inline-flex;align-items:center;gap:7px;font-size:11px;text-transform:uppercase;letter-spacing:.1em;font-weight:850;color:#7fe2ff}
.kicker:before{content:"";width:22px;height:2px;background:currentColor}
.hero-main h1{font-size:38px;line-height:1.08;letter-spacing:-.035em;margin:10px 0 12px;max-width:900px}
.hero-main .hero-excerpt{color:#d5e1ed;max-width:760px;font-size:15px}
.meta{font-size:12px;color:var(--sx-muted)}
.hero-main .meta{color:#b8cada;margin-top:12px}
.hero-side{display:grid;grid-template-rows:repeat(2,minmax(0,1fr));gap:18px}
.hero-small{background:var(--sx-card);border:1px solid var(--sx-line);border-radius:16px;overflow:hidden;display:grid;grid-template-rows:145px 1fr;box-shadow:0 5px 18px rgba(7,26,51,.05)}
.hero-small__media{background:#dfe8f1}
.hero-small__media img{width:100%;height:100%;object-fit:cover}
.hero-small__body{padding:16px}
.hero-small h2{font-size:19px;line-height:1.22;margin:7px 0 0;letter-spacing:-.02em}

.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:26px;align-items:start}
.panel{background:var(--sx-card);border:1px solid var(--sx-line);border-radius:16px;box-shadow:0 5px 18px rgba(7,26,51,.04)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;padding:0 0 12px;margin-bottom:2px;border-bottom:2px solid var(--sx-navy)}
.section-head h2{font-size:25px;margin:0;letter-spacing:-.025em}
.section-head span{font-size:12px;color:var(--sx-muted)}
.news-stream{overflow:hidden}
.news-card{display:grid;grid-template-columns:210px minmax(0,1fr);gap:19px;padding:19px;border-top:1px solid var(--sx-line)}
.news-card:first-child{border-top:0}
.news-card.no-image{grid-template-columns:1fr}
.news-card__thumb{width:210px;aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:#e6edf4}
.news-card__thumb img{width:100%;height:100%;object-fit:cover}
.news-card h2{font-size:20px;line-height:1.27;letter-spacing:-.015em;margin:6px 0 7px}
.news-card p{font-size:14px;color:var(--sx-muted);margin:0}
.news-meta{display:flex;align-items:center;gap:9px;font-size:11px;color:var(--sx-muted)}
.news-cat{color:var(--sx-cyan);font-weight:800;text-transform:uppercase;letter-spacing:.045em}
.sidebar{display:grid;gap:18px;position:sticky;top:18px}
.widget{background:#fff;border:1px solid var(--sx-line);border-radius:14px;padding:18px}
.widget-title{font-size:18px;margin:0 0 13px}
.widget ul{list-style:none;margin:0;padding:0}
.widget li{padding:10px 0;border-top:1px solid var(--sx-line)}
.widget li:first-child{border-top:0}
.sidebar-latest a{font-size:14px;line-height:1.3;font-weight:700}
.sidebar-latest time{display:block;color:var(--sx-muted);font-size:11px;margin-bottom:4px}

.topic-zone{margin-top:32px}
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.topic-block{background:#fff;border:1px solid var(--sx-line);border-radius:16px;padding:18px}
.topic-block__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:10px;border-bottom:2px solid var(--sx-cyan)}
.topic-block__head h2{font-size:20px;margin:0}
.topic-block__head>a{font-size:12px;color:var(--sx-cyan);font-weight:750}
.topic-main{margin-top:15px}
.topic-main__thumb{aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:#e8eef4;margin-bottom:11px}
.topic-main__thumb img{width:100%;height:100%;object-fit:cover}
.topic-main h3{font-size:17px;line-height:1.28;margin:6px 0 0}
.topic-link{display:grid;grid-template-columns:45px 1fr;gap:9px;padding:10px 0;border-top:1px solid var(--sx-line);font-size:13px;line-height:1.35}
.topic-link time{font-size:11px;color:var(--sx-muted)}

/* Archive/search */
.archive-header{margin-bottom:18px}
.archive-header h1{font-size:32px;letter-spacing:-.03em;margin:0 0 6px}
.archive-header p{margin:0;color:var(--sx-muted)}
.archive-list{background:#fff;border:1px solid var(--sx-line);border-radius:16px;overflow:hidden}
.archive-item{display:grid;grid-template-columns:190px minmax(0,1fr);gap:18px;padding:18px;border-top:1px solid var(--sx-line)}
.archive-item:first-child{border-top:0}
.archive-item.no-image{grid-template-columns:1fr}
.archive-thumb{width:190px;aspect-ratio:16/10;border-radius:9px;overflow:hidden;background:#e8edf3}
.archive-thumb img{width:100%;height:100%;object-fit:cover}
.archive-item h2{font-size:20px;line-height:1.28;margin:5px 0 7px}
.archive-item p{font-size:14px;color:var(--sx-muted);margin:0}
.pagination{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px}
.pagination .page-numbers{min-width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--sx-line);border-radius:8px;padding:0 10px;font-size:13px}
.pagination .current{background:var(--sx-navy);color:#fff;border-color:var(--sx-navy)}

/* Single/page */
.single-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:28px;align-items:start}
.article-card{background:#fff;border:1px solid var(--sx-line);border-radius:18px;padding:34px;box-shadow:0 7px 24px rgba(7,26,51,.04)}
.article-head{border-bottom:1px solid var(--sx-line);padding-bottom:20px;margin-bottom:24px}
.article-head .kicker{color:var(--sx-cyan)}
.article-title{font-size:42px;line-height:1.08;letter-spacing:-.038em;margin:10px 0 13px}
.article-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--sx-muted)}
.entry-content{font-family:Georgia,"Times New Roman",serif;font-size:19px;line-height:1.68;color:#17202b}
.entry-content p{margin:0 0 1.25em}
.entry-content h2,.entry-content h3{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.2;color:var(--sx-text)}
.entry-content h2{font-size:28px;margin:1.6em 0 .7em}.entry-content h3{font-size:23px;margin:1.4em 0 .6em}
.entry-content a:not(.wp-block-button__link){color:#087fb1;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.entry-content img{border-radius:11px}
.entry-content figure{margin:1.5em 0}
.entry-content figcaption,.entry-content .wp-caption-text,.wp-block-image figcaption,.wp-caption .wp-caption-text{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:13px!important;line-height:1.35;color:#707780;text-align:center;margin-top:6px;margin-bottom:10px;font-weight:400}
.entry-content blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:4px solid var(--sx-cyan);color:#405064}
.entry-content table{width:100%;border-collapse:collapse;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:15px}.entry-content th,.entry-content td{border:1px solid var(--sx-line);padding:9px}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:25px;padding-top:18px;border-top:1px solid var(--sx-line)}
.post-nav a{font-size:14px;font-weight:700}
.page-title{font-size:36px;margin:0 0 22px}

/* Footer */
.site-footer{background:var(--sx-navy);color:#c9d6e5;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:34px;padding:38px 0}
.footer-brand-name{font-size:24px;font-weight:900;color:#fff;letter-spacing:-.03em}.footer-brand-name span{color:#49d4ff}
.site-footer h2{color:#fff;font-size:15px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 14px}
.site-footer p{font-size:13px;color:#94a9bf}
.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:7px 0}.site-footer a:hover{color:#61ddff}
.footer-latest a{display:block;font-size:13px;line-height:1.35;margin:0 0 10px}
.footer-latest time{color:#6f8aa5;font-size:11px;margin-right:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:14px 0;font-size:12px;color:#7890a8}

/* Mobile */
.mobile-clock{display:none}
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr}.hero-side{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .content-grid,.single-layout{grid-template-columns:1fr}.sidebar{position:static}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .header-search{display:none}
}
@media(max-width:720px){
  body{font-size:16px}.wrap{width:min(100% - 22px,var(--sx-max))}
  .science-topbar{position:sticky;top:0;z-index:1002}.site-header{position:relative}
  .science-topbar .wrap{min-height:30px}.science-topbar__note{display:none}.mobile-clock{display:block}
  .header-main{min-height:72px;padding:7px 0;position:sticky;top:30px;z-index:1001;background:#fff}
  .science-mark{width:43px;height:43px}.science-title{font-size:23px}.science-tagline{font-size:9px;margin-top:4px}.custom-logo{max-height:52px;max-width:260px}
  .main-nav a{padding:12px 13px;font-size:13px}
  .science-pulse{display:none}
  .site-main{padding-top:16px}
  .hero-main{min-height:385px;border-radius:14px}.hero-main__body{padding:22px}.hero-main h1{font-size:29px}
  .hero-side{grid-template-columns:1fr}.hero-small{grid-template-columns:130px 1fr;grid-template-rows:auto}.hero-small__media{min-height:125px}
  .content-grid{gap:18px}.news-card{grid-template-columns:125px minmax(0,1fr);gap:13px;padding:13px}.news-card__thumb{width:125px}.news-card h2{font-size:17px}.news-card p{display:none}
  .topic-grid{grid-template-columns:1fr}
  .article-card{padding:20px 17px;border-radius:13px}.article-title{font-size:31px}.entry-content{font-size:18px}
  .archive-item{grid-template-columns:120px minmax(0,1fr);gap:13px;padding:13px}.archive-thumb{width:120px}.archive-item h2{font-size:17px}.archive-item p{display:none}
  .footer-grid{grid-template-columns:1fr;gap:22px}
}
@media(max-width:430px){
  .science-wordmark{gap:10px}.science-mark{width:38px;height:38px}.science-title{font-size:21px}.science-tagline{display:none}
  .hero-main{min-height:350px}.hero-main h1{font-size:26px}
  .hero-small{grid-template-columns:105px 1fr}.hero-small h2{font-size:16px}
  .news-card{grid-template-columns:102px minmax(0,1fr)}.news-card__thumb{width:102px}.news-card h2{font-size:16px}
  .article-title{font-size:28px}.entry-content{font-size:17px}
}


/* Advertising manager */
/* 3.0.21 — universal advertising manager */
.lnews-ad-slot{
  width:100%;
  max-width:100%;
  min-width:0;
  margin:18px 0;
  clear:both;
}
.lnews-ad-slot iframe,
.lnews-ad-slot img,
.lnews-ad-slot video{
  max-width:100%;
}
.lnews-ad-placement-after_header,
.lnews-ad-placement-before_footer{
  width:min(var(--sx-max),calc(100% - 32px));
  margin:18px auto;
}
.lnews-ad-placement-sidebar_top,
.lnews-ad-placement-sidebar_bottom{
  margin:0 0 16px;
}
.news-list > .lnews-ad-slot{
  padding:14px 16px;
  margin:0;
  border-top:1px solid var(--line);
  background:#fff;
}
.lnews-ad-mobile{display:none}
@media(max-width:768px){
  .lnews-ad-desktop{display:none!important}
  .lnews-ad-mobile{display:block}
  .lnews-ad-placement-after_header,
  .lnews-ad-placement-before_footer{
    width:min(100% - 24px,var(--sx-max));
    margin:12px auto;
  }
  .lnews-ad-slot{margin:14px 0}
  .news-list > .lnews-ad-slot{margin:0;padding:12px}
}


/* Compact photo captions */
.entry-content figcaption,
.entry-content .wp-caption-text,
.wp-block-image figcaption,
.wp-caption .wp-caption-text {
    font-size: 13px !important;
    line-height: 1.35;
    color: #707780;
    text-align: center;
    margin-top: 6px;
    margin-bottom: 10px;
    font-weight: 400;
}


/* Science XXI footer legal links */
.footer-legal li{
  margin:8px 0;
}
.footer-legal a{
  color:#c9d6e5;
  font-size:13px;
  line-height:1.4;
}
.footer-legal a:hover{
  color:#61ddff;
}

/* Cookie notice: informational only, does not block analytics or ads */
.sxxi-cookie{
  position:fixed;
  left:20px;
  bottom:20px;
  z-index:99999;
  width:min(430px,calc(100vw - 40px));
  display:flex;
  align-items:center;
  gap:16px;
  padding:15px 16px;
  background:rgba(7,26,51,.97);
  color:#e7eef7;
  border:1px solid rgba(255,255,255,.12);
  border-radius:14px;
  box-shadow:0 18px 48px rgba(0,0,0,.28);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:opacity .22s ease, transform .22s ease;
}
.sxxi-cookie[hidden]{display:none!important}
.sxxi-cookie.is-hiding{
  opacity:0;
  transform:translateY(10px);
}
.sxxi-cookie__text{
  flex:1 1 auto;
  font-size:13px;
  line-height:1.45;
  color:#d7e2ee;
}
.sxxi-cookie__text a{
  color:#63dbff;
  text-decoration:underline;
  text-underline-offset:2px;
}
.sxxi-cookie__button{
  flex:0 0 auto;
  border:0;
  border-radius:9px;
  background:#18a9df;
  color:#fff;
  padding:10px 14px;
  font-size:13px;
  font-weight:800;
  cursor:pointer;
}
.sxxi-cookie__button:hover{background:#0e97ca}

@media(max-width:560px){
  .sxxi-cookie{
    left:10px;
    right:10px;
    bottom:10px;
    width:auto;
    gap:12px;
    padding:13px;
    border-radius:12px;
  }
  .sxxi-cookie__text{font-size:12px}
  .sxxi-cookie__button{padding:9px 12px}
}