/* ============================================================
   FALCON TILE GLUE FACTORY — main stylesheet
   Theme: red / navy / gold on light, dark hero
   ============================================================ */
:root{
  --red:#C8102E; --red-dark:#a50d24;
  --navy:#0D1F4E; --navy-2:#132a63;
  --gold:#C9A84C; --dark:#0A0C14;
  --ink:#14181f; --muted:#5b6472;
  --line:#e6e8ee; --bg:#ffffff; --bg-soft:#f5f6f9;
  --wa:#25D366;
  --shadow:0 6px 24px rgba(13,31,78,.08);
  --shadow-lg:0 18px 50px rgba(13,31,78,.16);
  --radius:14px; --maxw:1240px;
  --head:'Barlow Condensed',system-ui,sans-serif;
  --body:'Barlow',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--head);font-weight:700;line-height:1.05;letter-spacing:.4px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:64px 0}
.section-soft{background:var(--bg-soft)}
.eyebrow{font-family:var(--head);text-transform:uppercase;letter-spacing:3px;color:var(--red);font-weight:700;font-size:.9rem}
.section-title{font-size:clamp(1.9rem,4vw,2.8rem);color:var(--navy);text-transform:uppercase}
.section-title span{color:var(--red)}
.section-head{text-align:center;max-width:720px;margin:0 auto 40px}
.section-head p{color:var(--muted);margin-top:10px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--head);font-weight:600;
  text-transform:uppercase;letter-spacing:1px;font-size:1rem;padding:13px 26px;border-radius:10px;
  border:2px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-dark)}
.btn-navy{background:var(--navy);color:#fff}.btn-navy:hover{background:var(--navy-2)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn-wa{background:var(--wa);color:#fff}.btn-wa:hover{filter:brightness(.93)}
.btn-wa svg{width:19px;height:19px;fill:#fff}
.btn-sm{padding:9px 16px;font-size:.85rem}

/* ============ TOP CONTACT BAR ============ */
.topbar{background:var(--navy);color:#dfe4f2;font-size:.85rem}
.topbar .container{display:flex;align-items:center;justify-content:space-between;height:40px;gap:14px}
.topbar a{display:inline-flex;align-items:center;gap:6px;color:#dfe4f2;transition:.2s}
.topbar a:hover{color:#fff}
.topbar .tb-contact{display:flex;gap:20px;align-items:center}
.topbar .tb-social{display:flex;gap:6px;align-items:center}
.topbar .tb-social a{width:28px;height:28px;border-radius:50%;justify-content:center;background:rgba(255,255,255,.08)}
.topbar .tb-social a:hover{background:var(--red)}
.topbar svg{width:15px;height:15px;fill:currentColor}
.tb-contact .sep{opacity:.3}

/* ============ MAIN NAV ============ */
.nav{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 2px 14px rgba(13,31,78,.07)}
.nav .container{display:flex;align-items:center;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand img{height:52px;width:auto}
.brand .bt{font-family:var(--head);line-height:1}
.brand .bt b{display:block;color:var(--navy);font-size:1.42rem;font-weight:800;letter-spacing:.5px}
.brand .bt span{display:block;color:var(--red);font-size:.72rem;letter-spacing:2.5px;text-transform:uppercase;font-weight:600}
.menu{display:flex;gap:4px;align-items:center}
.menu a{font-family:var(--head);font-weight:600;text-transform:uppercase;letter-spacing:.7px;
  font-size:1.02rem;color:var(--navy);padding:10px 15px;border-radius:8px;transition:.2s;position:relative}
.menu a:hover{color:var(--red)}
.menu a.active{color:var(--red)}
.menu a.active::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;background:var(--red)}
.nav-search-btn,.nav-toggle{background:var(--bg-soft);border:none;width:44px;height:44px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--navy)}
.nav-search-btn:hover,.nav-toggle:hover{background:var(--navy);color:#fff}
.nav-search-btn svg,.nav-toggle svg{width:20px;height:20px;fill:currentColor}
.nav-toggle{display:none}

/* ============ HERO SLIDESHOW ============ */
.hero{position:relative;background:var(--dark);color:#fff;overflow:hidden;min-height:clamp(440px,64vh,620px)}
.hero-slides{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s ease;pointer-events:none}
.hero-slide.active{opacity:1;pointer-events:auto}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(1.05)}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,10,20,.94) 0%,rgba(8,10,20,.8) 38%,rgba(8,10,20,.28) 72%,rgba(8,10,20,.05) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center;
  min-height:clamp(440px,64vh,620px);padding:44px 0}
.hero-copy{max-width:560px}
.hero-cat{display:inline-block;background:var(--red);color:#fff;font-family:var(--head);font-weight:700;
  text-transform:uppercase;letter-spacing:2px;font-size:.8rem;padding:6px 14px;border-radius:6px;margin-bottom:16px}
.hero-name{font-size:clamp(2.3rem,5.2vw,4rem);text-transform:uppercase;line-height:.98}
.hero-tag{font-family:var(--head);font-size:clamp(1.1rem,2.4vw,1.6rem);color:var(--gold);font-weight:600;margin:6px 0 14px}
.hero-desc{color:#c7cede;font-size:1.02rem;margin-bottom:12px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.hero-meta .chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:20px;
  padding:5px 13px;font-size:.82rem;font-family:var(--head);letter-spacing:.5px;text-transform:uppercase}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-visual{justify-self:center;position:relative}
.hero-visual img{max-height:clamp(300px,46vh,460px);width:auto;filter:drop-shadow(0 24px 40px rgba(0,0,0,.5))}
.hero-dots{position:absolute;bottom:20px;left:0;right:0;z-index:3;display:flex;gap:9px;justify-content:center}
.hero-dots button{width:11px;height:11px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;padding:0;transition:.2s;opacity:.6}
.hero-dots button.active{background:var(--red);border-color:var(--red);opacity:1;transform:scale(1.15)}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.12);border:none;color:#fff;cursor:pointer;display:none;align-items:center;justify-content:center}
.hero-arrow:hover{background:var(--red)}.hero-arrow svg{width:22px;height:22px;fill:#fff}
.hero-arrow.prev{left:14px}.hero-arrow.next{right:14px}
@media(hover:hover){.hero:hover .hero-arrow{display:flex}}

/* ============ QUICK STRIP (feature badges) ============ */
.features{background:var(--navy);color:#fff}
.features .container{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:26px 22px}
.feature{display:flex;gap:13px;align-items:center}
.feature .fi{flex:0 0 46px;height:46px;border-radius:12px;background:rgba(255,255,255,.09);display:flex;align-items:center;justify-content:center}
.feature .fi svg{width:24px;height:24px;fill:var(--gold)}
.feature b{font-family:var(--head);font-size:1.05rem;letter-spacing:.5px;text-transform:uppercase;display:block;line-height:1.1}
.feature span{font-size:.82rem;color:#b9c1d8}

/* ============ CATEGORY FILTER ============ */
.filters{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin-bottom:34px}
.filter{font-family:var(--head);font-weight:600;text-transform:uppercase;letter-spacing:.7px;font-size:.92rem;
  padding:9px 18px;border-radius:30px;border:2px solid var(--line);background:#fff;color:var(--navy);cursor:pointer;transition:.2s}
.filter:hover{border-color:var(--navy)}
.filter.active{background:var(--navy);border-color:var(--navy);color:#fff}

/* ============ PRODUCT GRID ============ */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.card-media{position:relative;aspect-ratio:4/5;background:#eef0f5 no-repeat center/cover;overflow:hidden}
.card-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s}
.card-media img.loaded{opacity:1}
.card-cat{position:absolute;top:12px;left:12px;z-index:2;background:var(--navy);color:#fff;font-family:var(--head);
  font-weight:600;text-transform:uppercase;letter-spacing:1px;font-size:.68rem;padding:4px 10px;border-radius:5px}
.card-grade{position:absolute;top:12px;right:12px;z-index:2;background:var(--gold);color:#161616;font-family:var(--head);
  font-weight:700;font-size:.72rem;padding:4px 9px;border-radius:5px}
.card-body{padding:16px 16px 18px;display:flex;flex-direction:column;flex:1}
.card-name{font-size:1.28rem;color:var(--navy);text-transform:uppercase;line-height:1}
.card-tag{font-family:var(--head);color:var(--red);font-weight:600;font-size:.9rem;margin:3px 0 8px;letter-spacing:.3px}
.card-desc{font-size:.88rem;color:var(--muted);flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{font-size:.8rem;color:var(--ink);margin:10px 0 14px;border-top:1px dashed var(--line);padding-top:10px}
.card-meta b{font-family:var(--head);color:var(--navy);letter-spacing:.5px}
.card .btn{width:100%;justify-content:center}
.empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:50px 0;font-family:var(--head);font-size:1.2rem}

/* ============ CATEGORY BLOCKS (shop) ============ */
.cat-block{margin-bottom:48px;scroll-margin-top:90px}
.cat-head{display:flex;align-items:baseline;gap:14px;margin:0 0 22px;padding-bottom:12px;border-bottom:2px solid var(--line);position:relative}
.cat-head::before{content:"";position:absolute;left:0;bottom:-2px;width:70px;height:2px;background:var(--red)}
.cat-title{font-size:clamp(1.5rem,3vw,2.1rem);color:var(--navy);text-transform:uppercase}
.cat-count{font-family:var(--head);color:var(--muted);text-transform:uppercase;letter-spacing:1px;font-size:.85rem}
.card{scroll-margin-top:100px}
/* category quick-nav */
.catnav{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:34px}
.catnav a{font-family:var(--head);font-weight:600;text-transform:uppercase;letter-spacing:.6px;font-size:.86rem;
  padding:8px 15px;border-radius:30px;border:2px solid var(--line);color:var(--navy);transition:.2s;background:#fff}
.catnav a:hover{background:var(--navy);border-color:var(--navy);color:#fff}

/* ============ SHOP SLIDESHOW BAND ============ */
.shopband{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.shopband .hero-inner{grid-template-columns:1fr 1fr}

/* ============ SECTION: DATASHEETS ============ */
.sheets{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.sheet{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:var(--shadow);transition:.2s}
.sheet:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.sheet img{width:100%;height:auto}
.sheet .sc{padding:12px 14px;font-family:var(--head);font-weight:600;color:var(--navy);text-transform:uppercase;letter-spacing:.6px}

/* ============ CTA BAND ============ */
.cta{background:linear-gradient(120deg,var(--navy),var(--red));color:#fff;text-align:center}
.cta h2{font-size:clamp(1.8rem,4vw,2.6rem);text-transform:uppercase}
.cta p{max-width:620px;margin:12px auto 24px;color:#eef1fa}
.cta .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta .btn-wa{background:#fff;color:var(--navy)}.cta .btn-wa svg{fill:var(--wa)}

/* ============ FOOTER ============ */
.footer{background:var(--dark);color:#aeb6c8;padding:56px 0 0}
.footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}
.footer h4{color:#fff;text-transform:uppercase;font-size:1.05rem;letter-spacing:1px;margin-bottom:16px}
.footer .fbrand{display:flex;gap:12px;align-items:center;margin-bottom:14px}
.footer .fbrand img{height:60px}
.footer .fbrand b{font-family:var(--head);color:#fff;font-size:1.5rem;font-weight:800;display:block;line-height:1}
.footer .fbrand span{color:var(--gold);font-size:.72rem;letter-spacing:2px;text-transform:uppercase}
.footer ul{list-style:none}
.footer li{margin-bottom:9px}
.footer a:hover{color:#fff}
.footer .fcontact a{display:flex;gap:10px;align-items:flex-start;margin-bottom:11px}
.footer .fcontact svg{width:17px;height:17px;fill:var(--gold);flex:0 0 17px;margin-top:4px}
.fsocials{display:flex;gap:10px;margin-top:8px}
.fsocials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:.2s}
.fsocials a:hover{background:var(--red)}
.fsocials svg{width:18px;height:18px;fill:#fff}
.footer .fbottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding:20px 0;text-align:center;font-size:.85rem;color:#7f8aa3}

/* ============ SEARCH OVERLAY ============ */
.search-modal{position:fixed;inset:0;z-index:200;background:rgba(8,10,20,.75);backdrop-filter:blur(4px);
  display:none;align-items:flex-start;justify-content:center;padding:8vh 20px}
.search-modal.open{display:flex}
.search-box{background:#fff;width:100%;max-width:760px;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);max-height:82vh;display:flex;flex-direction:column}
.search-top{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.search-top svg{width:22px;height:22px;fill:var(--navy);flex:0 0 22px}
.search-top input{flex:1;border:none;outline:none;font-family:var(--body);font-size:1.15rem;color:var(--ink)}
.search-close{background:var(--bg-soft);border:none;border-radius:8px;width:36px;height:36px;cursor:pointer;font-size:1.1rem;color:var(--muted)}
.search-results{overflow-y:auto;padding:8px}
.sr-item{display:flex;gap:14px;align-items:center;padding:11px 14px;border-radius:10px;transition:.15s}
.sr-item:hover,.sr-item.sel{background:var(--bg-soft)}
.sr-thumb{width:52px;height:52px;border-radius:8px;object-fit:cover;flex:0 0 52px;background:#eef0f5}
.sr-txt b{display:block;font-family:var(--head);color:var(--navy);font-size:1.1rem;text-transform:uppercase;line-height:1.1}
.sr-txt span{font-size:.84rem;color:var(--muted)}
.sr-txt mark{background:#ffe8a3;color:inherit;padding:0 2px;border-radius:3px}
.sr-badge{margin-left:auto;font-family:var(--head);font-size:.72rem;text-transform:uppercase;letter-spacing:1px;color:#fff;background:var(--red);padding:3px 9px;border-radius:5px}
.sr-badge.page{background:var(--navy)}
.sr-empty{padding:34px;text-align:center;color:var(--muted)}
.search-hint{padding:10px 20px;border-top:1px solid var(--line);font-size:.78rem;color:var(--muted);display:flex;gap:16px;flex-wrap:wrap}
.search-hint kbd{background:var(--bg-soft);border:1px solid var(--line);border-radius:5px;padding:1px 7px;font-family:monospace}

/* ============ MOBILE MENU DRAWER ============ */
.drawer-back{position:fixed;inset:0;background:rgba(8,10,20,.5);z-index:90;display:none}
.drawer-back.open{display:block}
.drawer{position:fixed;top:0;right:-320px;width:300px;max-width:85vw;height:100%;background:#fff;z-index:100;
  box-shadow:-10px 0 40px rgba(0,0,0,.2);transition:right .3s;display:flex;flex-direction:column;padding:22px}
.drawer.open{right:0}
.drawer .dclose{align-self:flex-end;background:var(--bg-soft);border:none;width:40px;height:40px;border-radius:10px;font-size:1.2rem;cursor:pointer}
.drawer a{font-family:var(--head);font-weight:600;text-transform:uppercase;letter-spacing:.8px;font-size:1.15rem;
  color:var(--navy);padding:13px 6px;border-bottom:1px solid var(--line)}
.drawer a:hover{color:var(--red)}
.drawer .dsoc{display:flex;gap:10px;margin-top:20px}
.drawer .dsoc a{border:none;width:42px;height:42px;border-radius:50%;background:var(--navy);display:flex;align-items:center;justify-content:center;padding:0}
.drawer .dsoc svg{width:18px;height:18px;fill:#fff}

/* ============ CALCULATOR ============ */
.calc-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.calc-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:28px}
.calc-card h3{color:var(--navy);text-transform:uppercase;font-size:1.4rem;margin-bottom:6px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--head);font-weight:600;color:var(--navy);text-transform:uppercase;letter-spacing:.6px;font-size:.9rem;margin-bottom:6px}
.field input,.field select{width:100%;padding:12px 14px;border:2px solid var(--line);border-radius:10px;font-family:var(--body);font-size:1rem;outline:none;transition:.2s;background:#fff}
.field input:focus,.field select:focus{border-color:var(--red)}
.field .hint{font-size:.78rem;color:var(--muted);margin-top:4px}
.calc-result{background:var(--navy);color:#fff;border-radius:16px;padding:28px;position:sticky;top:90px}
.calc-result h3{color:#fff;text-transform:uppercase}
.result-big{font-size:3.4rem;font-family:var(--head);font-weight:800;color:var(--gold);line-height:1;margin:6px 0}
.result-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:.95rem}
.result-row span:first-child{color:#b9c1d8}
.result-note{font-size:.8rem;color:#9fa9c2;margin-top:14px}

/* ============ BLOG ============ */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:.2s;display:flex;flex-direction:column}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.post-media{aspect-ratio:16/10;position:relative;background:#eef0f5 center/cover}
.post-media .pcat{position:absolute;left:12px;top:12px;background:var(--red);color:#fff;font-family:var(--head);
  text-transform:uppercase;letter-spacing:1px;font-size:.7rem;padding:4px 10px;border-radius:5px}
.post-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:.5s}
.post-media img.loaded{opacity:1}
.post-body{padding:18px;display:flex;flex-direction:column;flex:1}
.post-body .date{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.post-body h3{color:var(--navy);font-size:1.35rem;margin:6px 0 8px;line-height:1.05}
.post-body p{font-size:.9rem;color:var(--muted);flex:1}
.post-body .rd{margin-top:12px;font-family:var(--head);font-weight:600;color:var(--red);text-transform:uppercase;letter-spacing:.6px}

/* ============ CONTACT ============ */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px}
.cinfo{display:flex;flex-direction:column;gap:16px}
.cline{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow);transition:.2s}
.cline:hover{transform:translateX(4px);box-shadow:var(--shadow-lg)}
.cline .ci{flex:0 0 50px;height:50px;border-radius:12px;background:var(--navy);display:flex;align-items:center;justify-content:center}
.cline .ci svg{width:24px;height:24px;fill:#fff}
.cline b{font-family:var(--head);color:var(--navy);text-transform:uppercase;letter-spacing:.6px;display:block;font-size:.85rem}
.cline span{color:var(--ink);font-size:1.02rem;word-break:break-word}
.csoc-grid{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.csoc-grid a{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;transition:.2s}
.csoc-grid a:hover{transform:translateY(-3px)}
.csoc-grid svg{width:24px;height:24px;fill:#fff}
.map-embed{border:0;width:100%;height:100%;min-height:420px;border-radius:16px}
.page-hero{background:linear-gradient(120deg,var(--navy),#132a63);color:#fff;padding:54px 0;text-align:center}
.page-hero h1{font-size:clamp(2.1rem,5vw,3.2rem);text-transform:uppercase}
.page-hero p{color:#c7cede;margin-top:8px}
.crumb{font-family:var(--head);letter-spacing:1px;text-transform:uppercase;font-size:.82rem;color:var(--gold);margin-bottom:8px}

/* ============ FLOATING WHATSAPP ============ */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:80;width:58px;height:58px;border-radius:50%;background:var(--wa);
  display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.5);transition:.2s;animation:wapulse 2.4s infinite}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px;fill:#fff}
@keyframes wapulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .footer .cols{grid-template-columns:1fr 1fr}
  .blog-grid{grid-template-columns:repeat(2,1fr)}
  .sheets{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:860px){
  .menu{display:none}
  .nav-toggle{display:inline-flex}
  .topbar .tb-contact .hide-sm{display:none}
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-copy{max-width:none;margin:0 auto}
  .hero-visual{display:none}
  .hero-bg::after{background:linear-gradient(180deg,rgba(8,10,20,.82),rgba(8,10,20,.9))}
  .hero-meta,.hero-actions{justify-content:center}
  .features .container{grid-template-columns:repeat(2,1fr)}
  .grid{grid-template-columns:repeat(2,1fr)}
  .calc-wrap,.contact-wrap{grid-template-columns:1fr}
  .calc-result{position:static}
}
@media(max-width:560px){
  .section{padding:46px 0}
  .grid,.grid.g3{grid-template-columns:repeat(2,1fr);gap:14px}
  .card-name{font-size:1.05rem}
  .card-body{padding:12px}
  .blog-grid,.sheets{grid-template-columns:1fr}
  .topbar .tb-contact{gap:12px}
  .topbar .tb-contact a span{display:none}
  .brand .bt b{font-size:1.15rem}
  .features .container{grid-template-columns:1fr 1fr;gap:12px}
  .feature span{display:none}
}