/* ═══════════ BREADCRUMB ═══════════ */
.breadcrumb-bar{background:var(--surface);border-bottom:1px solid var(--border);}
.breadcrumb{max-width:1200px;margin:0 auto;padding:12px 32px;display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.breadcrumb a{font-size:13px;color:var(--muted);text-decoration:none;transition:.15s;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb-sep{color:var(--border);font-size:13px;}
.breadcrumb-current{font-size:13px;font-weight:600;color:var(--text);}

/* ═══════════ PRODUCT MAIN ═══════════ */
.product-section{padding:48px 0 64px;}
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start;}

/* ── IMAGE SLIDER ── */
.img-slider{position:sticky;top:86px;}
.img-main{
  border-radius:20px;overflow:hidden;
  background:var(--surface);border:1px solid var(--border);
  position:relative;height:460px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:12px;
}
.img-main-swatch{position:absolute;inset:0;border-radius:20px;}
.img-main img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;
}
.img-main::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(12,18,26,.08) 0%, rgba(12,18,26,.26) 100%);
  z-index:1;
}
.img-main-icon{
  position:relative;z-index:2;
  width:110px;height:110px;border-radius:28px;
  background:rgba(255,255,255,.22);backdrop-filter:blur(14px);
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.35);
}
.img-main-icon svg{width:56px;height:56px;fill:none;stroke:#fff;stroke-width:1.5;stroke-linecap:round;}
.img-badge-wrap{position:absolute;top:16px;left:16px;display:flex;gap:8px;z-index:3;flex-wrap:wrap;}
.img-badge{font-size:11px;font-weight:800;padding:5px 12px;border-radius:20px;letter-spacing:.5px;}
.ib-new{background:var(--accent);color:#fff;}
.ib-ce{background:var(--navy);color:#fff;}
.ib-a1{background:#2A6A2A;color:#fff;}
.img-zoom-btn{
  position:absolute;bottom:16px;right:16px;z-index:3;
  width:38px;height:38px;border-radius:10px;
  background:rgba(255,255,255,.85);border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:.18s;
}
.img-zoom-btn:hover{background:#fff;}
.img-zoom-btn svg{width:18px;height:18px;fill:none;stroke:var(--text);stroke-width:2;stroke-linecap:round;}

/* thumbnails */
.img-thumbs{display:flex;gap:10px;}
.img-thumb{
  flex:1;height:88px;border-radius:12px;overflow:hidden;
  border:2px solid transparent;cursor:pointer;position:relative;
  transition:border-color .18s,transform .18s;
  display:flex;align-items:center;justify-content:center;
}
.img-thumbs.single-thumb .img-thumb{flex:0 0 88px;width:88px;}
.img-thumb:hover{transform:translateY(-2px);}
.img-thumb.active{border-color:var(--accent);}
.img-thumb-swatch{position:absolute;inset:0;}
.img-thumb img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;
}
.img-thumb-ico{position:relative;z-index:2;width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center;}
.img-thumb-ico svg{width:16px;height:16px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;}

/* ── PRODUCT INFO ── */
.prod-info{}
.prod-cat-tag{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:var(--accent);margin-bottom:14px;}
.prod-cat-tag::before{content:'';width:24px;height:2px;background:var(--accent);border-radius:2px;}
.prod-title{font-family:'Playfair Display',serif;font-size:36px;font-weight:800;line-height:1.12;letter-spacing:-.8px;color:var(--text);margin-bottom:16px;}
.prod-short-desc{color:var(--muted);font-size:15px;line-height:1.8;margin-bottom:24px;}

/* fire & cert badges */
.cert-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px;}
.cert-chip{display:flex;align-items:center;gap:6px;padding:7px 13px;border-radius:20px;font-size:12.5px;font-weight:700;border:1.5px solid;}
.cc-green{background:#EEF8EE;border-color:#90C890;color:#246A24;}
.cc-navy{background:#EBF0F8;border-color:#90AAD8;color:#1A3878;}
.cc-gold{background:var(--gold-soft);border-color:#D8B860;color:#7A5A10;}
.cert-chip svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;}

/* price card */
.price-card{background:var(--surface);border-radius:18px;border:1px solid var(--border);padding:24px;margin-bottom:20px;box-shadow:0 4px 24px rgba(0,0,0,.06);}
.price-label{font-size:12px;font-weight:600;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin-bottom:6px;}
.price-row{display:flex;align-items:baseline;gap:10px;margin-bottom:8px;}
.price-main{font-family:'Playfair Display',serif;font-size:40px;font-weight:800;color:var(--text);overflow-wrap:anywhere;}
.price-main.is-request{font-size:26px;line-height:1.25;}
.price-note{font-size:12.5px;color:var(--muted);margin-bottom:20px;}
.price-btns{display:flex;gap:10px;}
.pbtn-quote{
  flex:1;display:flex;align-items:center;justify-content:center;gap:9px;
  background:var(--accent);color:#fff;
  padding:15px;border-radius:12px;
  font-size:15px;font-weight:700;text-decoration:none;border:none;cursor:pointer;
  font-family:inherit;transition:.18s;
}
.pbtn-quote:hover{background:var(--accent-dk);transform:translateY(-1px);}
.pbtn-quote svg{width:17px;height:17px;fill:none;stroke:#fff;stroke-width:2.5;stroke-linecap:round;}
.pbtn-wp{
  width:52px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  background:#25D366;border-radius:12px;border:none;cursor:pointer;text-decoration:none;
  transition:.18s;
}
.pbtn-wp:hover{background:#1aaa52;transform:translateY(-1px);}
.pbtn-wp svg{width:24px;height:24px;}
.pbtn-save{
  width:52px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  background:var(--bg);border:1.5px solid var(--border);border-radius:12px;cursor:pointer;
  transition:.18s;
}
.pbtn-save:hover{border-color:var(--accent);background:var(--accent-soft);}
.pbtn-save svg{width:19px;height:19px;fill:none;stroke:var(--muted);stroke-width:2;stroke-linecap:round;}

/* ═══════════ TABS ═══════════ */
.tabs-section{padding:0 0 64px;}
.tabs-bar{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:40px;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;}
.tabs-bar::-webkit-scrollbar{display:none;}
.tab-btn{
  padding:14px 24px;font-size:14.5px;font-weight:600;color:var(--muted);
  background:none;border:none;cursor:pointer;white-space:nowrap;
  font-family:inherit;border-bottom:2px solid transparent;margin-bottom:-2px;
  transition:.18s;
}
.tab-btn:hover{color:var(--text);}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);}
.tab-panel{display:none;}
.tab-panel.active{display:block;}

/* description */
.desc-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.desc-text h3{font-family:'Playfair Display',serif;font-size:26px;font-weight:700;margin-bottom:16px;}
.desc-text p{color:var(--muted);line-height:1.85;margin-bottom:16px;}
.desc-text ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.desc-text ul li{display:flex;align-items:flex-start;gap:10px;color:var(--muted);font-size:14.5px;}
.desc-text ul li::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--accent);flex-shrink:0;margin-top:7px;}
.desc-visual{background:var(--surface);border-radius:20px;border:1px solid var(--border);padding:32px;box-shadow:0 4px 20px rgba(0,0,0,.05);}
.desc-visual h4{font-size:14px;font-weight:700;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin-bottom:20px;}
.feature-list{display:flex;flex-direction:column;gap:12px;}
.feat-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-radius:10px;background:var(--bg);}
.feat-row-lbl{font-size:13.5px;color:var(--muted);}
.feat-row-val{font-size:14px;font-weight:700;color:var(--text);}
.feat-row-val.green{color:#246A24;}
.feat-row-val.amber{color:#7A5A10;}

/* tech specs table */
.spec-table{width:100%;border-collapse:collapse;border-radius:16px;overflow:hidden;border:1px solid var(--border);}
.spec-table thead{background:var(--navy);}
.spec-table thead th{padding:14px 20px;font-size:13px;font-weight:700;color:#fff;text-align:left;letter-spacing:.5px;}
.spec-table tbody tr{border-bottom:1px solid var(--border);transition:background .15s;}
.spec-table tbody tr:last-child{border-bottom:none;}
.spec-table tbody tr:hover{background:var(--bg);}
.spec-table tbody td{padding:13px 20px;font-size:14px;color:var(--text);}
.spec-table tbody td:first-child{font-weight:600;color:var(--muted);width:40%;}
.spec-table tbody td .badge-sm{display:inline-block;font-size:11px;font-weight:700;padding:3px 8px;border-radius:6px;}
.bg-green{background:#EEF8EE;color:#246A24;}
.bg-amber{background:var(--gold-soft);color:#7A5A10;}

/* docs tab */
.doc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.doc-card{background:var(--surface);border-radius:14px;border:1px solid var(--border);padding:20px;display:flex;align-items:center;gap:14px;cursor:pointer;transition:.2s;text-decoration:none;}
.doc-card:hover{border-color:var(--accent);box-shadow:0 4px 20px rgba(193,77,37,.1);transform:translateY(-2px);}
.doc-ico{width:44px;height:44px;border-radius:11px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.doc-ico svg{width:22px;height:22px;fill:none;stroke-width:2;stroke-linecap:round;}
.di-red{background:var(--accent-soft);} .di-red svg{stroke:var(--accent);}
.di-blue{background:#EBF0F8;} .di-blue svg{stroke:#2A6ABA;}
.di-green{background:#EEF8EE;} .di-green svg{stroke:#246A24;}
.doc-info .doc-name{font-size:14px;font-weight:700;color:var(--text);margin-bottom:3px;}
.doc-info .doc-meta{font-size:12px;color:var(--muted);}

/* ═══════════ SIMILAR PRODUCTS ═══════════ */
.similar-section{padding:0 0 80px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:32px;}
.eyebrow{font-size:11.5px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--accent);margin-bottom:10px;display:flex;align-items:center;gap:10px;}
.eyebrow::before{content:'';display:block;width:28px;height:2px;background:var(--accent);border-radius:2px;}
.sec-title{font-family:'Playfair Display',serif;font-size:30px;font-weight:800;letter-spacing:-.5px;}
.sec-link{font-size:14px;font-weight:700;color:var(--accent);text-decoration:none;display:flex;align-items:center;gap:6px;transition:.2s;}
.sec-link:hover{gap:10px;}
.sec-link svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;}

.sim-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.sim-card{background:var(--surface);border-radius:16px;border:1px solid var(--border);overflow:hidden;transition:.25s;cursor:pointer;text-decoration:none;display:block;}
.sim-card:hover{transform:translateY(-5px);box-shadow:0 14px 40px rgba(27,46,72,.12);}
.sim-img{height:160px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.sim-swatch{position:absolute;inset:0;}
.sim-ico-wrap{position:relative;z-index:2;width:54px;height:54px;border-radius:14px;background:rgba(255,255,255,.22);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.3);}
.sim-ico-wrap svg{width:26px;height:26px;fill:none;stroke:#fff;stroke-width:1.7;stroke-linecap:round;}
.sim-body{padding:14px 16px 16px;}
.sim-cat{font-size:10.5px;font-weight:800;letter-spacing:1px;text-transform:uppercase;margin-bottom:5px;}
.sim-name{font-size:14px;font-weight:700;color:var(--text);margin-bottom:10px;line-height:1.35;}
.sim-foot{display:flex;align-items:center;justify-content:space-between;padding-top:10px;border-top:1px solid var(--border);}
.sim-price{font-family:'Playfair Display',serif;font-size:20px;font-weight:700;color:var(--text);}
.sim-price small{font-size:11.5px;color:var(--muted);font-family:'DM Sans',sans-serif;font-weight:400;}
.sim-btn{height:32px;padding:0 14px;border-radius:8px;background:var(--navy);border:none;cursor:pointer;font-size:12px;font-weight:700;color:#fff;font-family:'DM Sans',sans-serif;transition:.15s;}
.sim-btn:hover{background:var(--accent);}

/* ═══════════ FOOTER ═══════════ */
footer{background:#130F0C;padding:60px 0 0;margin-top:0;}
.ftr{max-width:1200px;margin:0 auto;padding:0 32px;display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:52px;}
.ftr-logo{font-family:'Playfair Display',serif;font-size:24px;font-weight:700;color:#fff;margin-bottom:14px;}
.ftr-logo span{color:#E87A55;}
.ftr-desc{font-size:13.5px;color:rgba(255,255,255,.38);line-height:1.8;margin-bottom:24px;}
.ftr-socials{display:flex;gap:9px;}
.fsoc{width:36px;height:36px;border-radius:9px;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.18s;}
.fsoc:hover{background:var(--accent);}
.fsoc svg{width:15px;height:15px;fill:none;stroke:rgba(255,255,255,.55);stroke-width:2;stroke-linecap:round;}
.ftr-htitle{font-size:10.5px;font-weight:800;letter-spacing:1.8px;text-transform:uppercase;color:rgba(255,255,255,.35);margin-bottom:20px;}
.ftr-links{display:flex;flex-direction:column;gap:11px;}
.ftr-links a{font-size:13.5px;color:rgba(255,255,255,.42);text-decoration:none;transition:.15s;}
.ftr-links a:hover{color:#E87A55;}
.ftr-contacts{display:flex;flex-direction:column;gap:14px;}
.fcon{display:flex;align-items:flex-start;gap:11px;}
.fcon-ico{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.fcon-ico svg{width:15px;height:15px;fill:none;stroke:#E87A55;stroke-width:2;stroke-linecap:round;}
.fcon-txt{font-size:13px;color:rgba(255,255,255,.42);line-height:1.65;}
.ftr-bottom{max-width:1200px;margin:52px auto 0;padding:0 32px;border-top:1px solid rgba(255,255,255,.07);}
.ftr-bottom-line{padding:20px 0;display:flex;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.22);}

/* ════ HAMBURGER ════ */
.hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;background:none;border:none;cursor:pointer;padding:6px;margin-left:auto;flex-shrink:0;}
.hamburger span{display:block;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s,width .3s;}
.hamburger span:nth-child(2){width:70%;}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;width:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ════ MOBILE DRAWER ════ */
.mob-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:550;opacity:0;pointer-events:none;transition:opacity .28s;}
.mob-overlay.open{opacity:1;pointer-events:all;}
.mob-drawer{position:fixed;top:0;right:0;bottom:0;width:min(340px,92vw);background:#fff;z-index:560;transform:translateX(100%);transition:transform .32s cubic-bezier(.77,0,.175,1);display:flex;flex-direction:column;overflow:hidden;box-shadow:-4px 0 32px rgba(0,0,0,.15);}
.mob-drawer.open{transform:translateX(0);}
.mob-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);flex-shrink:0;background:#fff;}
.mob-logo{font-family:'Playfair Display',serif;font-size:20px;font-weight:700;color:var(--text);}
.mob-logo span{color:var(--accent);}
.mob-close{width:36px;height:36px;border-radius:9px;background:var(--bg);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.mob-close svg{width:17px;height:17px;fill:none;stroke:var(--text);stroke-width:2;stroke-linecap:round;}
.mob-scroll{flex:1;overflow-y:auto;}
.m-link{display:flex;align-items:center;padding:15px 20px;font-size:15px;font-weight:600;color:var(--text);text-decoration:none;border-bottom:1px solid var(--border);transition:background .15s,color .15s;}
.m-link:hover{background:var(--bg);color:var(--accent);}
.m-acc-hdr{display:flex;align-items:center;gap:0;padding:15px 20px;font-size:15px;font-weight:600;color:var(--text);border-bottom:1px solid var(--border);cursor:pointer;background:#fff;transition:background .15s;}
.m-acc-hdr:hover{background:var(--bg);}
.m-acc-hdr .m-acc-label{flex:1;}
.m-acc-hdr .m-pip{width:9px;height:9px;border-radius:50%;margin-right:10px;flex-shrink:0;}
.m-acc-hdr .m-chev{width:18px;height:18px;flex-shrink:0;fill:none;stroke:var(--muted);stroke-width:2.5;stroke-linecap:round;transition:transform .25s;}
.m-acc-hdr.is-open .m-chev{transform:rotate(180deg);}
.m-acc-hdr.is-open{background:var(--bg);color:var(--accent);}
.m-acc-body{overflow:hidden;}
.m-cat-hdr{display:flex;align-items:center;gap:0;padding:12px 20px 12px 36px;font-size:14px;font-weight:700;color:var(--text);border-bottom:1px solid rgba(0,0,0,.05);cursor:pointer;background:#F8F4EF;transition:background .15s;}
.m-cat-hdr:hover{background:#EEE8DE;}
.m-cat-hdr .m-acc-label{flex:1;}
.m-cat-hdr .m-chev{width:15px;height:15px;flex-shrink:0;fill:none;stroke:var(--muted);stroke-width:2.5;stroke-linecap:round;transition:transform .25s;}
.m-cat-hdr.is-open .m-chev{transform:rotate(180deg);}
.m-sub-link{display:flex;align-items:center;gap:8px;padding:11px 20px 11px 52px;font-size:13.5px;font-weight:500;color:var(--muted);text-decoration:none;border-bottom:1px solid rgba(0,0,0,.04);background:#F0EBE3;transition:background .15s,color .15s;}
.m-sub-link::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--muted);flex-shrink:0;}
.m-sub-link:hover{color:var(--accent);background:var(--accent-soft);}
.m-sub-link:hover::before{background:var(--accent);}
.mob-foot{padding:14px 16px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:10px;flex-shrink:0;background:#fff;}
.mob-cta{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;padding:13px;border-radius:10px;font-size:14px;font-weight:700;text-decoration:none;transition:background .18s;}
.mob-cta:hover{background:var(--accent-dk);}
.mob-cta svg{width:15px;height:15px;flex-shrink:0;}

.img-main img{display:block;}
.img-thumb{background:var(--surface);padding:0;}
.img-thumb img{display:block;}
.quote-feedback{display:none;margin-bottom:4px;padding:12px 14px;border-radius:10px;font-size:12.5px;line-height:1.5}
.quote-feedback.success{display:block;background:rgba(36,106,36,.08);border:1px solid rgba(36,106,36,.18);color:#246A24}
.quote-feedback.error{display:block;background:rgba(193,77,37,.08);border:1px solid rgba(193,77,37,.18);color:#A34721}
#quoteModal > div{box-sizing:border-box;}
#quoteModal form,
#quoteModal form > div{min-width:0;}
#quoteModal input,
#quoteModal textarea{width:100%;min-width:0;box-sizing:border-box;}
.product-lightbox{
  position:fixed;inset:0;z-index:1100;background:rgba(10,18,30,.82);backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;padding:32px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s ease,visibility .22s ease;
}
.product-lightbox.open{opacity:1;visibility:visible;pointer-events:auto;}
.product-lightbox-stage{
  position:relative;width:min(980px,100%);border-radius:28px;overflow:hidden;
  background:transparent;border:none;box-shadow:none;
}
.product-lightbox-stage img{
  display:block;width:100%;max-height:78vh;object-fit:contain;
  background:#fff;border-radius:28px;box-shadow:0 30px 90px rgba(0,0,0,.28);
}
.product-lightbox-meta{
  position:absolute;left:18px;right:18px;bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.12);backdrop-filter:blur(12px);color:#fff;
}
.product-lightbox-meta strong{font-size:15px;font-weight:700;}
.product-lightbox-meta span{font-size:13px;color:rgba(255,255,255,.78);}
.product-lightbox-close,.product-lightbox-nav{
  position:absolute;display:flex;align-items:center;justify-content:center;border:none;cursor:pointer;color:#fff;
  background:rgba(255,255,255,.12);backdrop-filter:blur(10px);transition:.18s;
}
.product-lightbox-close:hover,.product-lightbox-nav:hover{background:rgba(255,255,255,.2);}
.product-lightbox-close{top:20px;right:20px;width:44px;height:44px;border-radius:50%;}
.product-lightbox-nav{top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;}
.product-lightbox-nav.prev{left:24px;}
.product-lightbox-nav.next{right:24px;}
.product-lightbox-close svg,.product-lightbox-nav svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}
.mob-cta-navy{background:var(--navy);}
.mob-cta-navy:hover{background:#0e1c2e;}

/* ═══════════ FLOATING ═══════════ */
.float-btns{position:fixed;right:20px;bottom:28px;display:flex;flex-direction:column;gap:10px;z-index:900;}
.float-btn{width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(0,0,0,.22);transition:.2s;text-decoration:none;flex-shrink:0;}
.float-btn:hover{transform:translateY(-3px) scale(1.08);}
.float-btn::before{content:attr(data-tip);position:absolute;right:62px;background:rgba(20,20,20,.88);color:#fff;font-size:12px;font-weight:600;padding:6px 11px;border-radius:8px;white-space:nowrap;opacity:0;pointer-events:none;transition:.18s;}
.float-btn:hover::before{opacity:1;}
.fb-top{background:var(--accent);opacity:0;pointer-events:none;transition:opacity .3s,transform .2s;}
.fb-top.visible{opacity:1;pointer-events:all;}
.fb-top svg,.fb-phone svg{width:21px;height:21px;fill:none;stroke:#fff;stroke-width:2.5;stroke-linecap:round;}
.fb-wp{background:#25D366;}
.fb-phone{background:var(--navy);}

/* ═══════════ RESPONSIVE ═══════════ */
@media(max-width:1024px){
  .product-grid{grid-template-columns:1fr;gap:36px;}
  .img-slider{position:static;}
  .img-main{height:380px;}
  .sim-grid{grid-template-columns:repeat(2,1fr);}
  .doc-grid{grid-template-columns:repeat(2,1fr);}
  .desc-grid{grid-template-columns:1fr;}
}
@media(max-width:768px){
  nav{display:none;}
  .hdr-phone{display:none;}
  .hdr-right .btn-primary{display:none;}
  .hdr{padding:0 16px;height:60px;}
  .logo{gap:9px;margin-right:12px;min-width:0;flex:1 1 auto;}
  .logo > div:last-child{min-width:0;}
  .logo-icon{width:34px;height:34px;border-radius:9px;flex:0 0 34px;}
  .logo-icon svg{width:18px;height:18px;}
  .logo-name{font-size:19px;line-height:1.1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;}
  .hamburger{display:flex;}
  .logo-tagline{display:none;}
  .hdr-right{margin-left:12px;gap:0;}
  .wrap{padding:0 16px;}
  .breadcrumb{padding:10px 16px;}
  .product-section{padding:28px 0 44px;}
  .prod-title{font-size:26px;}
  .img-main{height:300px;}
  .price-main{font-size:32px;}
  .tabs-bar{gap:0;}
  .tab-btn{padding:12px 16px;font-size:13.5px;}
  .sim-grid{grid-template-columns:repeat(2,1fr);}
  .doc-grid{grid-template-columns:1fr 1fr;}
  .ftr{grid-template-columns:1fr 1fr;gap:28px;padding:0 16px;}
  .ftr-bottom{padding:0 16px;}
  .ftr-bottom-line{flex-direction:column;gap:6px;font-size:11.5px;}
  .float-btn::before{display:none;}
  .float-btns{right:14px;bottom:18px;}
  .product-lightbox{padding:18px;}
  .product-lightbox-nav{width:44px;height:44px;}
  .product-lightbox-nav.prev{left:12px;}
  .product-lightbox-nav.next{right:12px;}
  .product-lightbox-meta{left:12px;right:12px;bottom:12px;padding:10px 12px;flex-direction:column;align-items:flex-start;gap:4px;}
}
@media(max-width:480px){
  .logo{margin-right:8px;}
  .logo-name{font-size:17px;}
  #quoteModal{padding:12px!important;}
  #quoteModal > div{width:100%!important;padding:22px 16px 18px!important;border-radius:18px!important;}
  #quoteModal form > div:nth-of-type(2),
  #quoteModal form > div:nth-of-type(3){grid-template-columns:1fr!important;gap:10px!important;}
  #quoteModal input,
  #quoteModal textarea{font-size:16px!important;}
  .img-thumbs{gap:6px;}
  .price-btns{flex-wrap:nowrap;}
  .pbtn-quote{flex:1;min-width:0;}
  .pbtn-wp,.pbtn-save{flex:0 0 52px;}
  .sim-grid{grid-template-columns:1fr 1fr;}
  .doc-grid{grid-template-columns:1fr;}
  .ftr{grid-template-columns:1fr;}
  .desc-grid{grid-template-columns:1fr;}
  .spec-table{font-size:13px;}
  .spec-table thead th,.spec-table tbody td{padding:10px 12px;}
}