/*
Theme Name: dds_eiffel-group.ru
Author: Виктор Алексеевич Зимин
Description: Образовательный портал по проектированию, монтажу и безопасности лестничных конструкций. Инженерный минимализм с индустриальной графикой.
Version: 1.1
Text Domain: stanok
*/

/* ============ ПЕРЕМЕННЫЕ ============ */
:root{
  --bg:#F2F4F8;
  --bg-alt:#FFFFFF;
  --graphite:#1A1E26;
  --sidebar-bg:#EBEEF2;
  --text:#242830;
  --copper:#C9732C;
  --copper-dark:#8f4f1c;
  --steel:#5A6B7C;
  --muted:#8A95A5;
  --line:#D1D6E0;
  --shell:min(92%,1180px);
}

/* ============ БАЗА ============ */
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter','PT Root UI',-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    linear-gradient(rgba(90,107,124,0.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(90,107,124,0.08) 1px,transparent 1px);
  background-size:26px 26px;
  line-height:1.65;
  font-size:17px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;}
a{color:var(--copper);text-decoration:none;}

h1,h2,h3,h4,h5,h6{
  font-family:'Montserrat','Segoe UI',system-ui,sans-serif;
  font-weight:600;
  color:var(--text);
  line-height:1.2;
  letter-spacing:.01em;
}
h1{font-size:3.5rem;margin:.2em 0 .5em;}
h2{font-size:2rem;}
h3{font-size:1.4rem;}
p{margin:0 0 1.1em;}

.shell{width:var(--shell);margin-inline:auto;}

/* ============ МЕДНАЯ ПОЛОСА ============ */
.copper-bar{height:6px;background:var(--copper);width:100%;}

/* ============ ССЫЛКИ-ТЕКСТ ============ */
.entry-content a,.widget a{position:relative;color:var(--copper);}
.entry-content a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;
  background:var(--copper);transition:width .25s ease;
}
.entry-content a:hover::after{width:100%;}

/* ============ КНОПКИ ============ */
.btn{
  display:inline-block;padding:.7em 1.5em;border-radius:2px;
  font-family:'Montserrat',sans-serif;font-weight:600;letter-spacing:.03em;
  cursor:pointer;transition:background .2s,color .2s,transform .1s;
  border:2px solid transparent;text-align:center;
}
.btn-primary{background:var(--copper);color:#fff;border-color:var(--copper);}
.btn-primary:hover{background:var(--copper-dark);border-color:var(--copper-dark);transform:translateY(1px);}
.btn-outline{background:transparent;color:var(--steel);border-color:var(--steel);}
.btn-outline:hover{background:var(--steel);color:#fff;transform:translateY(1px);}

/* ============ ЗАГОЛОВКИ СЕКЦИЙ (рейсшина) ============ */
.sec-title{
  display:flex;align-items:center;gap:.65rem;
  font-size:2rem;margin:0 0 1.4rem;letter-spacing:.02em;
}
.sec-title::before{
  content:"";display:inline-block;width:4px;height:1em;
  background:var(--copper);flex:0 0 auto;
}

/* перфорированный разделитель */
.perf-sep{
  height:8px;margin:2.6rem auto;width:var(--shell);
  background-image:radial-gradient(var(--line) 1.6px,transparent 1.7px);
  background-size:16px 8px;background-repeat:repeat-x;background-position:center;
}

/* ============ ШАПКА ============ */
.site-header{background:var(--graphite);color:#fff;}
.header-inner{display:flex;align-items:center;gap:1.1rem;padding:1.4rem 0;}
.brand-logo{max-height:64px;width:auto;display:block;}
.brand-fallback{flex:0 0 auto;}
.brand-text{min-width:0;}
.brand-name{
  font-family:'Montserrat',sans-serif;font-weight:600;font-size:1.15rem;
  color:#fff;display:block;line-height:1.25;text-decoration:none;
  letter-spacing:.02em;
}
.brand-desc{
  color:var(--muted);font-size:.82rem;line-height:1.4;margin-top:.25rem;
  display:block;max-width:640px;
}

/* ============ НАВИГАЦИЯ ============ */
.main-nav{background:#22272f;border-top:1px solid #2c323b;}
.nav-flex{display:flex;align-items:center;justify-content:space-between;}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;}
.main-nav li{margin:0;}
.main-nav a{
  display:block;padding:.9rem 1.15rem;color:#d7dce3;
  font-family:'Montserrat',sans-serif;font-weight:600;font-size:.9rem;
  letter-spacing:.02em;transition:background .2s,color .2s;
}
.main-nav a:hover,.main-nav .current-menu-item>a{background:var(--copper);color:#fff;}
.nav-toggle{
  display:none;background:none;border:0;color:#fff;cursor:pointer;
  padding:.9rem 1rem;font-size:1.3rem;
}

/* ============ КОНТЕЙНЕР КОНТЕНТА ============ */
.site-main{padding:2.4rem 0 3rem;}
.layout-with-sidebar{
  display:grid;grid-template-columns:minmax(0,67fr) minmax(0,27fr);
  gap:3%;align-items:start;
}
.layout-single{display:block;}
.layout-single .content-area{width:85%;margin-inline:auto;}
.content-area{min-width:0;}

/* ============ ХЛЕБНЫЕ КРОШКИ ============ */
.breadcrumbs{
  font-size:.85rem;color:var(--muted);margin:0 0 1.6rem;
  padding-bottom:.8rem;border-bottom:1px solid var(--line);
}
.breadcrumbs a{color:var(--steel);}
.breadcrumbs a:hover{color:var(--copper);}
.breadcrumbs .sep{margin:0 .45rem;color:var(--line);}

/* ============ САЙДБАР ============ */
.sidebar{
  background:var(--sidebar-bg);padding:1.5rem 1.4rem;
  border-top:3px solid var(--copper);min-width:0;
}
.sidebar .widget{margin-bottom:1.8rem;}
.sidebar .widget:last-child{margin-bottom:0;}
.widget-title{
  font-size:1.05rem;margin:0 0 1rem;color:var(--text);
  display:flex;align-items:center;gap:.5rem;letter-spacing:.02em;
}
.widget-title::before{content:"";width:4px;height:1em;background:var(--copper);flex:0 0 auto;}
.sidebar ul{list-style:none;margin:0;padding:0;}
.sidebar li{padding:.5rem 0;border-bottom:1px solid var(--line);}
.sidebar li:last-child{border-bottom:0;}
.sidebar a{color:var(--text);}
.sidebar a:hover{color:var(--copper);}
.sidebar .post-date,.sidebar .rss-date{color:var(--muted);font-size:.8rem;}

/* ============ КАРТОЧКИ ============ */
.cards-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,290px),1fr));
  gap:1.6rem;
}
.card{
  display:flex;flex-direction:column;background:var(--bg-alt);
  box-shadow:4px 4px 0 var(--line);overflow:hidden;border-radius:0;
  transition:box-shadow .22s ease;min-width:0;
}
.card:hover{box-shadow:8px 8px 0 var(--line);}
.card-thumb-wrap{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--sidebar-bg);}
.card-thumb-wrap a{display:block;height:100%;}
.card-thumb-wrap img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s;}
.card-thumb-wrap::after{
  content:"";position:absolute;inset:0;background:var(--copper);
  opacity:0;mix-blend-mode:multiply;transition:opacity .25s;
}
.card:hover .card-thumb-wrap::after{opacity:.22;}
.card:hover .card-thumb-wrap img{transform:scale(1.04);}
.card-body{flex:1;display:flex;flex-direction:column;padding:1.2rem 1.3rem 1.4rem;}
.card-title{font-size:1.2rem;margin:0 0 .5rem;}
.card-title a{color:var(--text);}
.card-title a:hover{color:var(--copper);}
.card-meta{color:var(--muted);font-size:.8rem;margin-bottom:.7rem;letter-spacing:.02em;}
.card-excerpt{color:#3d434d;font-size:.95rem;flex:1;}
.card-excerpt p{margin:0 0 .5em;background:none;}
.card-more{margin-top:1rem;align-self:flex-start;font-size:.9rem;}

/* ============ ЗАПИСЬ / СТРАНИЦА ============ */
.entry-header .entry-title{margin-top:0;}
.entry-meta{color:var(--muted);font-size:.85rem;margin-bottom:1.4rem;}
.entry-thumb{margin:0 0 1.6rem;box-shadow:4px 4px 0 var(--line);}
.entry-thumb img{display:block;width:100%;}
.entry-content{font-size:1.03rem;}
.entry-content h2{margin:1.8rem 0 .8rem;}
.entry-content h3{margin:1.5rem 0 .7rem;}
.entry-content img{box-shadow:4px 4px 0 var(--line);margin:1rem 0;}
.entry-content ul,.entry-content ol{padding-left:1.3rem;}
.entry-content blockquote{
  margin:1.5rem 0;padding:1.2rem 1.4rem;background:var(--sidebar-bg);
  border-left:4px solid var(--copper);border-radius:0;
}
.entry-content blockquote p:last-child{margin-bottom:0;}

/* таблицы */
.entry-content table{border-collapse:collapse;width:100%;margin:1.4rem 0;}
.entry-content table,.entry-content th,.entry-content td{border:1px solid var(--line);}
.entry-content th,.entry-content td{padding:.6rem .8rem;text-align:left;}
.entry-content th{background:var(--sidebar-bg);font-family:'Montserrat',sans-serif;}

/* ============ ПАГИНАЦИЯ ============ */
.pagination{display:flex;flex-wrap:wrap;gap:.4rem;margin:2.4rem 0 0;justify-content:center;}
.pagination .page-numbers{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;padding:0 .7rem;border:1px solid var(--line);
  background:var(--bg-alt);color:var(--text);font-family:'Montserrat',sans-serif;
  font-weight:600;font-size:.9rem;border-radius:0;transition:.2s;
}
.pagination a.page-numbers:hover{border-color:var(--copper);color:var(--copper);}
.pagination .page-numbers.current{background:var(--copper);border-color:var(--copper);color:#fff;}
.pagination .page-numbers.dots{border:0;background:none;}

/* ============ ПОИСК ============ */
.search-form{display:flex;gap:.5rem;}
.search-form .search-field{
  flex:1;min-width:0;padding:.6rem .8rem;border:1px solid var(--line);
  background:#fff;border-radius:0;font:inherit;color:var(--text);
}
.search-form .search-field:focus{outline:2px solid var(--copper);}
.search-form .search-submit{
  padding:.6rem 1.1rem;border:0;background:var(--copper);color:#fff;
  cursor:pointer;border-radius:2px;font-family:'Montserrat',sans-serif;font-weight:600;
}
.search-form .search-submit:hover{background:var(--copper-dark);}

/* ============ ФУТЕР ============ */
.site-footer{background:var(--graphite);color:#c2c9d2;margin-top:2rem;}
.footer-cols{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.4rem;
  padding:2.8rem 0;
}
.footer-col .widget-title{color:#fff;}
.footer-col .widget-title::before{background:var(--copper);}
.footer-col{min-width:0;font-size:.92rem;}
.footer-col a{color:#c2c9d2;}
.footer-col a:hover{color:var(--copper);}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{padding:.35rem 0;border-bottom:1px solid #2c323b;}
.footer-col li:last-child{border-bottom:0;}
.footer-col .post-date{color:var(--muted);font-size:.78rem;display:block;}
.footer-bottom{
  border-top:1px solid #2c323b;padding:1.1rem 0;text-align:center;
  color:var(--muted);font-size:.82rem;
}

/* ============ ГЛАВНАЯ ============ */
.front .site-main{padding-top:0;}
.front-section{padding:3.2rem 0;}
.front-section.alt{background:var(--bg-alt);}
.front-inner{width:85%;margin-inline:auto;min-width:0;}

/* HERO */
.hero{
  background:var(--graphite);color:#fff;position:relative;overflow:hidden;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,0.04) 1px,transparent 1px);
  background-size:30px 30px;
}
.hero-inner{
  width:85%;margin-inline:auto;display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
  gap:2.5rem;align-items:center;padding:4rem 0;min-width:0;
}
.hero h1{color:#fff;margin-top:0;font-size:3.5rem;}
.hero .lead{color:var(--copper);font-size:1.25rem;font-family:'Montserrat',sans-serif;font-weight:600;margin-bottom:1rem;}
.hero p{color:#c2c9d2;}
.hero-cta{margin-top:1.6rem;display:flex;gap:.8rem;flex-wrap:wrap;}
.hero-art{justify-self:center;max-width:100%;}
.hero-art img{display:block;width:100%;max-width:360px;filter:drop-shadow(6px 6px 0 rgba(0,0,0,.35));}

/* СТАТИСТИКА */
.stats-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.6rem;}
.stat{
  position:relative;padding:1.6rem 1.2rem 1.2rem;background:var(--bg-alt);
}
.stat::before{
  content:"";position:absolute;top:10px;left:10px;width:22px;height:22px;
  border-left:2px solid var(--copper);border-top:2px solid var(--copper);
}
.stat-icon{color:var(--steel);margin-bottom:.4rem;}
.stat-num{font-family:'Montserrat',sans-serif;font-weight:600;font-size:3.4rem;color:var(--steel);line-height:1;}
.stat-label{color:var(--copper);font-size:.85rem;font-weight:600;margin-top:.5rem;letter-spacing:.02em;}

/* ZIGZAG */
.zigzag-row{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:2.4rem;align-items:center;margin-bottom:2.4rem;
}
.zigzag-row:last-child{margin-bottom:0;}
.zigzag-row.rev .zz-media{order:2;}
.zigzag-row.rev .zz-text{order:1;}
.zz-media img{display:block;width:100%;box-shadow:6px 6px 0 var(--line);}
.zz-text h3{margin-top:0;display:flex;align-items:center;gap:.5rem;}
.zz-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;background:var(--copper);color:#fff;
  font-family:'Montserrat',sans-serif;font-weight:600;flex:0 0 auto;
}
.zz-text ul{padding-left:1.2rem;color:#3d434d;}
.zz-text li{margin-bottom:.4rem;}

/* РУБРИКАТОР */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.6rem;}
.topic-tile{
  position:relative;padding:2rem 1.8rem;text-align:left;
  transition:box-shadow .22s,transform .1s;display:block;min-width:0;
  border:1px solid var(--line);
}
.topic-tile:nth-child(1),.topic-tile:nth-child(4){background:var(--bg-alt);}
.topic-tile:nth-child(2),.topic-tile:nth-child(3){background:#E4E8EE;}
.topic-tile:hover{box-shadow:8px 8px 0 var(--line);transform:translateY(-2px);}
.topic-tile .ti-icon{color:var(--steel);transition:color .2s;margin-bottom:.8rem;display:block;}
.topic-tile:hover .ti-icon{color:var(--copper);}
.topic-tile h3{margin:0 0 .4rem;color:var(--text);}
.topic-tile p{margin:0;color:#3d434d;font-size:.92rem;}

/* последние записи на главной */
.latest-head{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:1rem;margin-bottom:1.6rem;}

/* ============ COOKIE ============ */
.cookie-banner[hidden]{display:none !important;}
.cookie-banner{
  position:fixed;left:0;right:0;bottom:0;z-index:999;
  background:var(--graphite);color:#e5e9ef;
  display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;
  padding:1rem 1.4rem;border-top:3px solid var(--copper);
}
.cookie-banner p{margin:0;font-size:.9rem;flex:1;min-width:220px;}
.cookie-banner a{color:var(--copper);}

/* ============ 404 ============ */
.error-404{text-align:center;padding:2rem 0;}
.error-404 .big{font-size:6rem;font-family:'Montserrat',sans-serif;color:var(--steel);line-height:1;margin:0;}
.error-404 .search-form{max-width:440px;margin:1.6rem auto;}

/* ============ КОММЕНТАРИИ ============ */
.comments-area{margin-top:2.6rem;padding-top:1.6rem;border-top:1px solid var(--line);}
.comment-list{list-style:none;padding:0;margin:0;}
.comment-list li{margin-bottom:1.4rem;}
.comment-body{background:var(--bg-alt);padding:1.1rem 1.3rem;box-shadow:3px 3px 0 var(--line);}
.comment-author{font-family:'Montserrat',sans-serif;font-weight:600;}
.comment-meta{color:var(--muted);font-size:.8rem;margin-bottom:.5rem;}
.comment-respond{margin-top:1.8rem;}
.comment-form input[type=text],.comment-form input[type=email],
.comment-form input[type=url],.comment-form textarea{
  width:100%;padding:.6rem .8rem;border:1px solid var(--line);background:#fff;
  border-radius:0;font:inherit;margin-top:.3rem;
}
.comment-form .submit{
  padding:.7em 1.5em;background:var(--copper);color:#fff;border:0;border-radius:2px;
  font-family:'Montserrat',sans-serif;font-weight:600;cursor:pointer;
}
.comment-form .submit:hover{background:var(--copper-dark);}

/* ============ АДАПТИВ ============ */
@media (max-width:960px){
  h1,.hero h1{font-size:2.6rem;}
  .layout-with-sidebar{grid-template-columns:1fr;gap:2.2rem;}
  .layout-single .content-area,.front-inner,.hero-inner{width:92%;}
  .stats-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .hero-inner{grid-template-columns:1fr;text-align:left;}
  .hero-art{order:-1;}
}
@media (max-width:600px){
  body{font-size:16px;}
  h1,.hero h1{font-size:2.1rem;}
  .sec-title,.front-section .sec-title{font-size:1.6rem;}
  .nav-toggle{display:block;}
  .main-nav ul{display:none;flex-direction:column;width:100%;}
  .main-nav ul.open{display:flex;}
  .main-nav a{padding:.8rem 0;border-top:1px solid #2c323b;}
  .footer-cols{grid-template-columns:1fr;gap:1.8rem;padding:2rem 0;}
  .stats-row,.topic-grid{grid-template-columns:1fr;}
  .zigzag-row{grid-template-columns:1fr;}
  .zigzag-row.rev .zz-media,.zigzag-row.rev .zz-text{order:0;}
  .front-inner,.hero-inner,.layout-single .content-area{width:92%;}
  .cookie-banner{flex-direction:column;align-items:flex-start;}
}