/* СЧИТАВО v5.1 — верстка по эталонному PNG-макету */
:root{
  --blue:#1465ed;
  --blue-dark:#0d4fc4;
  --navy:#0a1530;
  --ink:#0d1730;
  --muted:#7c8aa3;
  --line:#e6ecf4;
  --page-bg:#eef6fd;
  --soft:#eef5ff;
  --green:#0fa968;
  --green-bg:#e6f8ee;
  --green-bg2:#eafaf1;
  --shadow:0 10px 30px rgba(20,50,100,.08);
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:"Segoe UI",Arial,"Helvetica Neue",sans-serif;font-size:16px;line-height:1.4}
a{color:inherit}
img{max-width:100%}
.wrap{width:calc(100% - 64px);max-width:1360px;margin:0 auto}
button{font-family:inherit}

/* ============ ICONS ============ */
.ic{display:inline-block;vertical-align:middle;flex:none}

/* ============ HEADER ============ */
.site-header{position:sticky;top:0;z-index:50;height:80px;background:#fff;border-bottom:1px solid #edf1f6}
.topbar{height:80px;display:flex;align-items:center;gap:38px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);flex:none}
.brand-icon{width:42px;height:42px;border-radius:10px;background:var(--blue);display:grid;place-items:center;flex:none;box-shadow:0 4px 10px rgba(20,101,237,.28)}
.brand-icon svg{width:24px;height:24px}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-size:23px;font-weight:800;letter-spacing:-.5px;color:#0a1530}
.brand-text small{font-size:12px;font-weight:600;color:var(--blue);margin-top:1px}
.main-nav{display:flex;align-items:center;gap:28px;margin-right:auto}
.main-nav a{text-decoration:none;color:#1c2947;font-size:15px;font-weight:500;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--blue)}
.header-actions{display:flex;align-items:center;gap:18px}
.icon-btn{width:38px;height:38px;border-radius:50%;border:0;background:transparent;color:#1c2947;display:grid;place-items:center;cursor:pointer;text-decoration:none}
.icon-btn:hover{background:#f2f6fb;color:var(--blue)}
.btn-login{height:40px;padding:0 22px;border-radius:9px;background:var(--blue);color:#fff!important;font-size:14px;font-weight:700;display:inline-flex;align-items:center;text-decoration:none;box-shadow:0 6px 14px rgba(20,101,237,.25)}
.btn-login:hover{background:var(--blue-dark)}
.burger{display:none;width:38px;height:38px;border:0;background:transparent;color:#0a1530;cursor:pointer}

.breadcrumbs{padding:14px 0 6px;font-size:13px;color:var(--muted);background:var(--page-bg)}
.breadcrumbs a{color:var(--blue);text-decoration:none;font-weight:600}
.breadcrumbs span{margin:0 6px;color:#aab6ca}

/* ============ MOBILE DRAWER MENU ============ */
.mobile-menu-panel{position:fixed;inset:0;background:#fff;z-index:200;display:none;flex-direction:column;padding:18px 20px 24px;overflow-y:auto}
.mobile-menu-panel.open{display:flex}
.mm-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.mm-close{border:0;background:transparent;color:#0a1530;cursor:pointer}
.mm-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.mm-list li a{display:flex;align-items:center;gap:16px;padding:12px 4px;text-decoration:none;color:#16223f;font-size:16px;font-weight:600}
.mm-list li a .ic{color:#16223f;width:22px;height:22px}
.mm-sep{height:1px;background:var(--line);margin:10px 0}
.mm-promo{margin-top:18px;background:#eaf3ff;border-radius:14px;padding:16px 18px}
.mm-promo-title{display:flex;align-items:center;gap:8px;font-weight:800;font-size:15px;color:#0a1530}
.mm-promo p{margin:8px 0 14px;color:#5c6c88;font-size:13px;line-height:1.4}
.mm-promo .btn-primary{width:100%;justify-content:center}

/* ============ BUTTONS (generic) ============ */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:10px;border:0;background:var(--blue);color:#fff;font-size:15px;font-weight:700;cursor:pointer;text-decoration:none}
.btn-primary:hover{background:var(--blue-dark)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:10px;border:0;background:#eaf1fb;color:#3a4a6b;font-size:15px;font-weight:700;cursor:pointer;text-decoration:none}
.btn-ghost:hover{background:#dfe9f8}

/* ============ HERO ============ */
.hero{position:relative;background:linear-gradient(115deg,#070d1c 0%,#0c1c3a 45%,#13315f 100%);overflow:hidden;padding:52px 0 40px}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,560px) minmax(0,1fr);gap:24px;align-items:center}
.hero-copy{position:relative;z-index:2}
.hero h1{font-size:46px;line-height:1.08;letter-spacing:-1.4px;margin:0 0 18px;font-weight:800;color:#fff}
.hero h1 .accent{color:#7fb0f8}
.hero-copy>p{max-width:480px;margin:0 0 26px;color:#aebbd6;font-size:16px;line-height:1.55}
.hero-search{display:flex;gap:0;background:#fff;border-radius:12px;padding:6px;max-width:560px;box-shadow:0 14px 30px rgba(0,0,0,.25)}
.hero-search .sicon{display:flex;align-items:center;padding:0 10px 0 8px;color:#8b98b3}
.hero-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:15px;color:var(--ink);padding:0 6px}
.hero-search button{display:flex;align-items:center;gap:6px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:15px;font-weight:700;padding:0 22px;cursor:pointer}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;align-items:center}
.hero-tags .label{color:#96a3c0;font-size:13px;margin-right:2px}
.hero-tags a{border:1px solid #2b3e63;background:rgba(255,255,255,.06);color:#cddbf7;font-size:13px;font-weight:600;padding:7px 15px;border-radius:20px;text-decoration:none;white-space:nowrap}
.hero-tags a:hover{background:rgba(255,255,255,.14)}
.hero-stats{display:flex;margin-top:26px;background:rgba(255,255,255,.97);border-radius:14px;box-shadow:0 16px 34px rgba(0,0,0,.28);overflow:hidden}
.hero-stats>div{flex:1;display:flex;align-items:center;gap:12px;padding:16px 18px;border-right:1px solid #e7edf6}
.hero-stats>div:last-child{border-right:0}
.hero-stats .ic{color:var(--blue);flex:none}
.hero-stats b{display:block;font-size:18px;color:var(--ink);line-height:1.1}
.hero-stats small{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.hero-stats span.single{font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.3}
.hero-art{position:relative;height:100%;display:flex;align-items:center;justify-content:flex-end}
.hero-art-frame{position:relative;width:100%;max-width:640px;aspect-ratio:16/11;border-radius:18px;overflow:hidden;box-shadow:0 24px 55px rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.08)}
.hero-art-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.hero-badge{display:none}
.hero-checklist-inline{display:flex;flex-wrap:wrap;gap:22px;margin-top:20px}
.hero-checklist-inline span{display:flex;align-items:center;gap:8px;color:#dfe7f7;font-size:14px;font-weight:600}
.hero-checklist-inline i{width:22px;height:22px;border-radius:50%;background:#1fbf6b;display:grid;place-items:center;color:#fff;font-style:normal;font-size:13px;flex:none}

/* ============ SECTIONS ============ */
.section{padding:44px 0 6px}
.section-title{display:flex;align-items:center;justify-content:space-between;margin:0 0 18px}
.section-title h2{font-size:26px;letter-spacing:-.6px;margin:0;font-weight:800;color:#0a1530}
.section-title a{color:var(--blue);font-size:14px;text-decoration:none;font-weight:700;display:inline-flex;align-items:center;gap:4px}

/* ============ МОБИЛЬНЫЙ ВИЗУАЛЬНЫЙ КАЛЬКУЛЯТОР (главная, только мобильные) ============ */
.mobile-calc-widget{display:none}
@media(max-width:640px){
  .mobile-calc-widget{
    display:block;margin:18px auto 0;padding:16px 16px 18px;background:var(--navy);
    border-radius:var(--radius);box-shadow:var(--shadow);
  }
  .mcw-head{display:flex;align-items:center;gap:8px;color:#fff;font-size:14px;font-weight:700;margin-bottom:10px;opacity:.85}
  .mcw-head svg{flex:none}
  .mcw-body{display:flex;flex-direction:column;gap:12px}
  .mcw-screen{background:rgba(255,255,255,.06);border-radius:10px;padding:14px 16px;text-align:right}
  .mcw-expr{color:rgba(255,255,255,.5);font-size:14px;min-height:18px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mcw-value{color:#fff;font-size:34px;font-weight:700;line-height:1.2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mcw-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
  .mcw-grid button{
    border:0;border-radius:10px;padding:16px 0;font-size:19px;font-weight:700;cursor:pointer;
    font-family:inherit;transition:filter .1s;
  }
  .mcw-grid button:active{filter:brightness(1.15)}
  .mcw-num{background:rgba(255,255,255,.1);color:#fff}
  .mcw-fn{background:rgba(255,255,255,.18);color:#fff}
  .mcw-op{background:var(--blue);color:#fff}
  .mcw-eq{background:var(--green);color:#fff}
}

/* ============ CATEGORIES ============ */
.category-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.category-card{position:relative;overflow:hidden;border-radius:14px;padding:20px 16px;min-height:132px;display:flex;flex-direction:column;justify-content:flex-end;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s}
.category-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.category-card .cat-icon{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;margin-bottom:16px}
.category-card .cat-icon svg{width:24px;height:24px}
.category-card b{font-size:14.5px;font-weight:800;display:block;margin-bottom:3px;position:relative;z-index:1}
.category-card p{margin:0;font-size:12px;color:#5d6c88;line-height:1.3;position:relative;z-index:1}

.cat-auto{background:linear-gradient(135deg,#fdecec 0%,#fff4ec 100%)}
.cat-auto .cat-icon{background:#ffd9da;color:#e02b3c}
.cat-constr{background:linear-gradient(135deg,#e6f8f0 0%,#f2ede0 100%)}
.cat-constr .cat-icon{background:#c8f3dd;color:#0aa860}
.cat-repair{background:linear-gradient(135deg,#e7f0ff 0%,#eef2fb 100%)}
.cat-repair .cat-icon{background:#cfe1ff;color:#1465ed}
.cat-electric{background:linear-gradient(135deg,#fff6df 0%,#fdeee0 100%)}
.cat-electric .cat-icon{background:#ffe9ad;color:#e08a00}
.cat-finance{background:linear-gradient(135deg,#fff1de 0%,#fbeee6 100%)}
.cat-finance .cat-icon{background:#ffe2ae;color:#dd8a05}
.cat-health{background:#fdeceb}
.cat-health .cat-icon{background:#ffd7d5;color:#e02b3c}
.cat-cook{background:#efe9fb}
.cat-cook .cat-icon{background:#ddceF7;color:#7c3aed}
.cat-it{background:#e7f2ff}
.cat-it .cat-icon{background:#cfe6ff;color:#1465ed}
.cat-edu{background:#fdeceb}
.cat-edu .cat-icon{background:#ffd7d5;color:#e02b3c}
.cat-home{background:#e6f8f0}
.cat-home .cat-icon{background:#c8f3dd;color:#0aa860}
.cat-other{background:#eeeafc}
.cat-other .cat-icon{background:#ddd4f8;color:#6b46ec}
.cat-convert{background:#e7f2ff}
.cat-convert .cat-icon{background:#cfe6ff;color:#1465ed}

/* ============ CATALOG (calculators.php) ============ */
.catalog-search{margin:22px 0 6px;display:flex;justify-content:center}
.catalog-search .hero-search{background:#fff;border:1px solid var(--line);box-shadow:0 6px 18px rgba(20,50,100,.05);max-width:640px;width:100%}
.catalog-search .hero-search .sicon{color:#8b95ab}
.catalog-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:20px 0 6px}
.catalog-nav[hidden]{display:none}
.catalog-nav-pill{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:7px 14px 7px 8px;font-size:13.5px;font-weight:700;color:#33415e;text-decoration:none;scroll-margin-top:96px}
.catalog-nav-pill:hover{border-color:var(--blue);color:var(--blue)}
.catalog-nav-pill .cat-icon{width:24px;height:24px;border-radius:7px;margin:0}
.catalog-nav-pill b{font-weight:800;color:#8b95ab;margin-left:2px}
.catalog-empty{color:var(--muted);padding:30px 0;text-align:center;font-size:15px}
.catalog-group{margin-top:38px;scroll-margin-top:88px}
.catalog-group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.catalog-group-head .cat-icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;margin:0}
.catalog-group-head h2{font-size:21px;margin:0;font-weight:800;color:#0a1530;letter-spacing:-.4px}
.catalog-count{background:#eef3fa;color:#5c6c88;font-size:12.5px;font-weight:700;border-radius:20px;padding:4px 12px}
.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.catalog-card{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;text-decoration:none;color:var(--ink);transition:.15s}
.catalog-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:transparent}
.catalog-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.catalog-card-icon{width:34px;height:34px;border-radius:9px;display:grid;place-items:center}
.catalog-card-arrow{color:#a7b1c4}
.catalog-card:hover .catalog-card-arrow{color:var(--blue)}
.catalog-card h3{margin:0 0 6px;font-size:15.5px;font-weight:700;line-height:1.35}
.catalog-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.4}

/* ============ PROMO BANNER ============ */
.promo-banner{position:relative;margin:40px 0 10px;border-radius:18px;overflow:hidden;background:linear-gradient(120deg,#0a1224 0%,#132a52 100%);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:190px}
.promo-copy{position:relative;z-index:2;padding:34px 0 34px 36px;display:flex;flex-direction:column;justify-content:center}
.promo-copy h2{color:#fff;font-size:27px;line-height:1.15;margin:0 0 12px;font-weight:800;letter-spacing:-.5px}
.promo-copy p{color:#a9b4cc;font-size:14px;line-height:1.5;margin:0 0 20px;max-width:340px}
.promo-copy .btn-primary{width:max-content}
.promo-art{position:relative;display:flex;align-items:center;justify-content:flex-start;padding-left:10px;color:rgba(255,255,255,.1)}
.promo-art svg{flex:none}
.promo-checklist{position:absolute;right:36px;top:0;bottom:0;display:flex;flex-direction:column;justify-content:center;gap:16px;z-index:2}
.promo-checklist span{display:flex;align-items:center;gap:10px;color:#fff;font-size:15px;font-weight:600;white-space:nowrap}
.promo-checklist i{width:24px;height:24px;border-radius:50%;background:#1fbf6b;display:grid;place-items:center;color:#fff;font-style:normal;flex:none}

/* ============ AD SLOTS (управляются из admin/ads.php) ============ */
.ad-banner{display:grid;grid-template-columns:220px 1fr;gap:0;margin:24px 0;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--ink);transition:.15s}
.ad-banner:hover{box-shadow:var(--shadow)}
.ad-banner img{width:100%;height:100%;min-height:120px;object-fit:cover;display:block}
.ad-banner-body{padding:20px 24px;display:flex;flex-direction:column;justify-content:center}
.ad-banner-label{color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;margin-bottom:6px}
.ad-banner-body b{font-size:17px;color:#0a1530;margin-bottom:4px}
.ad-banner-body p{margin:0;font-size:13.5px;color:var(--muted)}

/* ============ FOOTER ============ */
.footer{margin-top:50px;background:#0a1530;color:#c7cfe0}
.footer-inner{padding:44px 0 20px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-brand strong{color:#fff;font-size:19px;font-weight:800}
.footer-col h4{color:#fff;font-size:14px;margin:0 0 12px}
.footer-col p{font-size:13px;line-height:1.6;color:#8b96b4;max-width:280px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.footer-col a{color:#aab4cd;text-decoration:none;font-size:13px}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:16px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:#7d88a5}
.footer-counters{display:flex;align-items:center;gap:10px;opacity:.85}
.footer-counters img{display:block;max-height:31px;vertical-align:middle}
.footer-social{display:flex;gap:8px}
.footer-social a{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff;text-decoration:none;transition:.15s}
.footer-social a:hover{background:var(--blue)}

/* ============ MOBILE BOTTOM NAV ============ */
.mobile-tabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:100;background:#fff;border-top:1px solid #e9edf3;padding:8px 0 max(8px,env(safe-area-inset-bottom))}
.mobile-tabbar .row{display:flex;justify-content:space-around}
.mobile-tabbar a{display:flex;flex-direction:column;align-items:center;gap:3px;color:#8b95ab;text-decoration:none;font-size:11px;font-weight:600}
.mobile-tabbar a.active{color:var(--blue)}

/* ============ GENERIC / LEGACY (search, catalog, 404) ============ */
.page-title{padding:34px 0 18px}
.eyebrow{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:1px;margin-bottom:8px}
.page-title h1{font-size:32px;margin:0 0 8px;font-weight:800;color:#0a1530}
.page-title p{color:var(--muted);margin:0}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding-bottom:40px}
.card{display:block;border:1px solid var(--line);border-radius:14px;padding:20px;text-decoration:none;color:var(--ink);background:#fff;transition:.15s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.card .muted{color:var(--blue);font-size:12px;font-weight:700;margin-bottom:6px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:13px;line-height:1.4}
.search-big{display:flex;gap:10px;max-width:640px;margin-bottom:28px}
.search-big input{flex:1;height:52px;border:1px solid var(--line);border-radius:10px;padding:0 16px;font-size:15px}
.empty{color:var(--muted);padding:30px 0}
.muted{color:var(--muted)}

/* ============ CALCULATOR PAGE ============ */
.calc-page{background:var(--page-bg);padding-bottom:50px}
.calc-head{padding:22px 0 6px}
.calc-head h1{font-size:32px;margin:6px 0 10px;font-weight:800;color:#0a1530;letter-spacing:-.5px}
.calc-head p{margin:0;color:#5c6c88;font-size:15px;max-width:640px}
.calc-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start;margin-top:20px}
.calculator{background:#fff;border-radius:16px;padding:22px;box-shadow:0 4px 20px rgba(20,50,100,.06);min-width:0}
.calc-tabs{display:flex;gap:8px;background:#eef3fa;padding:6px;border-radius:11px;margin-bottom:20px;min-width:0}
.calc-tabs button{flex:1;border:0;background:transparent;padding:11px 10px;border-radius:8px;font-size:14px;font-weight:700;color:#5c6c88;cursor:pointer}
.calc-tabs button.active{background:var(--blue);color:#fff;box-shadow:0 6px 14px rgba(20,101,237,.28)}
.calculator label{display:block;font-size:13.5px;font-weight:700;color:#33415e;margin:0 0 6px}
.calc-field{position:relative;margin-bottom:16px;min-width:0}
.calc-field input,.calc-field select{width:100%;min-width:0;height:52px;border:1px solid #e2e9f2;background:#fbfcfe;border-radius:10px;padding:0 52px 0 16px;font-size:16px;color:var(--ink);outline:0}
.calc-field input:focus{border-color:var(--blue)}
.calc-field .unit{position:absolute;right:14px;top:0;bottom:0;display:flex;align-items:center;gap:4px;color:#8493ac;font-size:13px;font-weight:600;pointer-events:none}
.currency-updated{margin:-6px 0 16px;font-size:12.5px;color:var(--muted)}
.calc-actions{display:flex;gap:12px;margin-top:6px}
.calc-actions .btn{flex:1.3;min-width:0;height:52px;border:0;border-radius:10px;background:var(--blue);color:#fff;font-size:15px;font-weight:700;cursor:pointer}
.calc-actions .btn:hover{background:var(--blue-dark)}
.calc-actions .reset{flex:1;min-width:0;height:52px;border:0;border-radius:10px;background:#eaf1fb;color:#3a4a6b;font-size:15px;font-weight:700;cursor:pointer}

.result{margin-top:20px;background:var(--green-bg2);border-radius:14px;padding:18px 20px}
.result-head{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.result-head .ic{color:var(--green)}
.result-head b{color:var(--green);font-size:15px;font-weight:800}
.result .muted{font-size:12.5px;color:#5c7a6d;margin:8px 0 2px}
.result strong{display:block;font-size:24px;font-weight:800;color:#0a1530}
.result-actions{display:flex;gap:10px;margin-top:14px}
.result-actions button,.result-actions a{flex:1;min-width:0;display:flex;align-items:center;justify-content:center;gap:7px;height:46px;border:0;border-radius:10px;background:#eaf1fb;color:var(--blue);font-size:13.5px;font-weight:700;cursor:pointer;text-decoration:none;white-space:nowrap;padding:0 4px}
.result-actions button:hover{background:#dde8fa}
.result-actions button.active{background:var(--green);color:#fff}

.side{display:flex;flex-direction:column;gap:16px}
.side-photo{border-radius:16px;overflow:hidden;height:150px}
.side-photo img{width:100%;height:100%;object-fit:cover;display:block}
.tip{background:#fff8e6;border-radius:14px;padding:18px}
.tip-head{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-weight:800;font-size:14px;color:#0a1530}
.tip p{margin:0 0 10px;font-size:13px;color:#6a6350;line-height:1.5}
.tip a{color:var(--blue);font-size:13px;font-weight:700;text-decoration:none}
.adbox{display:none}

.products-section{margin-top:34px}
.products-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;display:flex;flex-direction:column}
.product-card .pimg{height:90px;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.product-card .pimg img{max-height:90px;max-width:100%;object-fit:contain}
.product-card h4{font-size:14px;margin:0 0 4px;font-weight:700;line-height:1.3;color:#0a1530}
.product-card .pprice{font-size:13px;color:#5c6c88;margin:0 0 12px;flex:1}
.product-card .pbtn{display:block;text-align:center;height:42px;line-height:42px;border-radius:9px;background:var(--blue);color:#fff!important;font-size:13.5px;font-weight:700;text-decoration:none}
.product-card .pad{font-size:10px;color:#a7b1c4;margin-top:8px}

/* ============ FAQ ============ */
.faq-section{margin-top:34px;padding-bottom:10px}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.faq-item summary{cursor:pointer;font-weight:700;font-size:15px;color:#0a1530;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"+ ";color:var(--blue);font-weight:800}
.faq-item[open] summary::before{content:"– "}
.faq-item p{margin:12px 0 0;color:var(--muted);font-size:14px;line-height:1.6}

.about-calc{margin-top:34px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 28px}
.about-calc h2{margin:0 0 10px;font-size:19px;color:#0a1530}
.about-calc p{margin:0;color:#4a5875;font-size:14.5px;line-height:1.7}

.about-service{margin:44px 0 50px;padding:28px 32px;background:#fff;border-radius:16px;border:1px solid var(--line)}
.about-service h2{margin:0 0 14px;font-size:22px;color:#0a1530;letter-spacing:-.3px}
.about-service p{margin:0 0 14px;color:#4a5875;font-size:15px;line-height:1.75}
.about-service p:last-child{margin-bottom:0}
.about-service a{color:var(--blue);font-weight:600;text-decoration:none}
.about-service a:hover{text-decoration:underline}

/* ============ ARTICLES / REFERENCE ============ */
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding:6px 0 40px}
.article-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;color:var(--ink);transition:.15s}
.article-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.article-card-img{height:160px;overflow:hidden}
.article-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.article-card-body{padding:18px}
.article-card-cat{display:inline-block;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.3px;margin-bottom:8px}
.article-card h3{margin:0 0 8px;font-size:17px;line-height:1.35}
.article-card p{margin:0 0 14px;color:var(--muted);font-size:13.5px;line-height:1.5}
.article-card-meta{display:flex;gap:16px;color:#8b95ab;font-size:12.5px;font-weight:600}
.article-card-meta span{display:flex;align-items:center;gap:5px}
.article-cover{margin-top:22px;border-radius:16px;overflow:hidden;max-height:360px}
.article-cover img{width:100%;height:100%;object-fit:cover;display:block}
.article-body-wrap{max-width:760px;padding:10px 0 60px}
.article-body{font-size:16px;line-height:1.7;color:#26314a}
.article-body h2{font-size:21px;margin:28px 0 12px;color:#0a1530;letter-spacing:-.3px}
.article-body p{margin:0 0 16px}
.article-back{margin-top:20px}

/* ============ TOOLS ============ */
.tools-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding:6px 0 10px}
.tool-widget{background:#fff;border-radius:16px;padding:20px;box-shadow:0 4px 20px rgba(20,50,100,.06)}
.tool-widget-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.tool-widget-head h3{margin:0;font-size:16px;color:#0a1530}
.tool-widget-result{margin-top:14px;background:var(--green-bg2);border-radius:10px;padding:16px;text-align:center;font-size:22px;font-weight:800;color:#0a1530}

.tool-page-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start;margin-top:6px;padding-bottom:50px}
.tool-page-layout .tool-widget{background:#fff;border-radius:16px;padding:24px;box-shadow:0 4px 20px rgba(20,50,100,.06)}
.tool-page-layout .calc-field label{display:block;font-size:13.5px;font-weight:700;color:#33415e;margin:0 0 6px}
.tool-page-layout .calc-field input[type=text],.tool-page-layout .calc-field input[type=range]{width:100%;height:48px;border:1px solid #e2e9f2;background:#fbfcfe;border-radius:10px;padding:0 14px;font-size:15px}
.tool-check{display:flex;align-items:center;gap:8px;font-size:14px;color:#33415e;margin:10px 0}
.tool-laps{list-style:none;margin:14px 0 0;padding:0;max-height:220px;overflow-y:auto}
.tool-laps li{display:flex;justify-content:space-between;padding:8px 10px;border-bottom:1px solid var(--line);font-size:13.5px;color:#33415e}
.tool-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}
.tool-stats-grid div{background:var(--green-bg2);border-radius:10px;padding:12px 8px;text-align:center}
.tool-stats-grid b{display:block;font-size:20px;color:#0a1530}
.tool-stats-grid span{font-size:11.5px;color:#5c7a6d}
.tool-color-preview{margin-top:16px;height:90px;border-radius:12px;border:1px solid var(--line)}
.tool-related-list{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-direction:column;gap:2px}
.tool-related-list li a{display:flex;align-items:center;gap:10px;padding:8px 4px;color:#33415e;text-decoration:none;font-size:13.5px;font-weight:600}
.tool-related-list li a:hover{color:var(--blue)}

/* ============ RESPONSIVE ============ */
@media(max-width:1180px){
  .category-grid{grid-template-columns:repeat(4,1fr)}
  .products-grid{grid-template-columns:repeat(3,1fr)}
  .catalog-grid{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:980px){
  .wrap{width:calc(100% - 36px)}
  .main-nav{display:none}
  .header-actions .icon-btn.search-only{display:none}
  .header-actions .icon-btn.fav-btn{display:none}
  .header-actions .btn-login{display:none}
  .burger{display:flex;align-items:center;justify-content:center}
  .topbar{gap:14px}
  .hero-inner{grid-template-columns:1fr}
  .hero-art{margin-top:26px}
  .hero-art-frame{max-width:100%;aspect-ratio:16/10;box-shadow:0 14px 34px rgba(0,0,0,.3)}
  .hero{padding:30px 0 34px}
  .hero h1{font-size:32px}
  .hero-stats{flex-wrap:wrap}
  .hero-stats>div{flex:1 1 50%;border-bottom:1px solid #e7edf6}
  .hero-stats>div:nth-last-child(-n+2){border-bottom:0}
  .calc-layout{grid-template-columns:minmax(0,1fr)}
  .tool-page-layout{grid-template-columns:1fr}
  .calc-tabs{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .calc-tabs button{flex:none;white-space:nowrap;min-width:auto;padding:11px 16px}
  .side-photo{height:110px}
  .products-grid{grid-template-columns:repeat(2,1fr)}
  .category-grid{grid-template-columns:repeat(3,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
  .tools-grid{grid-template-columns:1fr}
  .ad-banner{grid-template-columns:1fr}
  .ad-banner img{max-height:140px}
  body{padding-bottom:64px}
  .mobile-tabbar{display:block}
}
@media(max-width:640px){
  .category-grid{grid-template-columns:repeat(2,1fr)}
  .promo-banner{grid-template-columns:1fr}
  .promo-art{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 0 0;opacity:1}
  .promo-art>svg{opacity:.15;position:absolute}
  .promo-checklist{position:static;padding:16px 22px 22px;gap:10px}
  .promo-copy{padding:26px 22px}
  .products-grid{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .catalog-grid{grid-template-columns:1fr}
  .article-grid{grid-template-columns:1fr}
}

/* ============ ПЕЧАТЬ (кнопка «Распечатать») ============ */
@media print{
  .site-header,.breadcrumbs,.mobile-menu-panel,.footer,.mobile-tabbar,
  .calc-tabs,.calc-actions,.result-actions,.side,.products-section,
  .faq-section,.about-calc,.section-title a,.ad-banner{display:none!important}
  body{background:#fff}
  .calc-page{background:#fff}
  .calc-layout{display:block}
  .calculator{box-shadow:none;border:1px solid #ccc}
  .result{background:#fff;border:1px solid #ccc}
  a[href]:after{content:""}
}