/* ============================================================
   SMARTA EGYPT — Design System v1
   Identity: Smarta Blue #0F62D6 / Navy #0A2472 / Green #1FC76A
   Bilingual (EN + AR RTL) · WooCommerce-ready static prototype
   ============================================================ */
:root{
  --blue:#0f62d6;
  --blue-dark:#0b4cb0;
  --navy:#0a2472;
  --deep:#071a4e;
  --green:#1fc76a;
  --green-dark:#12a354;
  --bg:#f4f7fd;
  --card:#ffffff;
  --ink:#0b1b33;
  --muted:#5b6b85;
  --line:#e3eaf6;
  --gold:#f5a623;
  --danger:#e5484d;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(10,36,114,.10);
  --shadow-lg:0 24px 60px rgba(10,36,114,.16);
  --font:"Cairo","Segoe UI",Tahoma,Arial,sans-serif;
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}
[dir="rtl"] body, [dir="rtl"]{letter-spacing:0!important}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin-inline:auto;padding-inline:20px}
section{padding:72px 0}
::selection{background:var(--green);color:#fff}

/* ---------- Topbar ---------- */
.topbar{background:var(--deep);color:#cfe0ff;font-size:.82rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-block:8px;flex-wrap:wrap}
.topbar span.dot{color:var(--green)}
.lang-switch{display:flex;gap:6px;align-items:center}
.lang-switch button{border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;border-radius:20px;padding:2px 14px;font-family:inherit;font-size:.8rem;cursor:pointer;transition:.2s}
.lang-switch button.active{background:var(--green);border-color:var(--green);font-weight:700}

/* ---------- Header ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header .container{display:flex;align-items:center;gap:18px;padding-block:12px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:52px;height:52px;object-fit:contain}
.brand b{font-size:1.25rem;color:var(--navy);display:block;line-height:1.2}
.brand small{color:var(--muted);font-size:.75rem;display:block}
.nav{display:flex;gap:4px;margin-inline-start:auto;align-items:center}
.nav a{padding:9px 14px;border-radius:10px;font-weight:600;font-size:.95rem;color:var(--ink);transition:.18s;white-space:nowrap}
.nav a:hover,.nav a.active{background:#e8f0fe;color:var(--blue)}
.nav a.hot{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff}
.nav a.hot:hover{filter:brightness(1.1)}
.actions{display:flex;gap:8px;align-items:center}
.icon-btn{position:relative;border:1px solid var(--line);background:#fff;width:42px;height:42px;border-radius:12px;cursor:pointer;font-size:1.15rem;display:grid;place-items:center;transition:.18s}
.icon-btn:hover{border-color:var(--blue);transform:translateY(-1px)}
.icon-btn .count{position:absolute;top:-7px;inset-inline-end:-7px;background:var(--green);color:#fff;font-size:.68rem;font-weight:800;min-width:20px;height:20px;border-radius:12px;display:grid;place-items:center;padding-inline:5px}
.btn{display:inline-flex;align-items:center;gap:8px;border:0;cursor:pointer;font-family:inherit;font-weight:800;border-radius:12px;padding:12px 24px;font-size:.95rem;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;box-shadow:0 8px 22px rgba(31,199,106,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(31,199,106,.45)}
.btn-blue{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff}
.btn-blue:hover{transform:translateY(-2px)}
.btn-ghost{background:#fff;border:1.5px solid var(--line);color:var(--navy)}
.btn-ghost:hover{border-color:var(--blue)}
.burger{display:none}
/* dropdown */
.has-drop{position:relative}
.drop{position:absolute;top:calc(100% + 10px);inset-inline-start:0;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lg);min-width:270px;padding:10px;display:none;z-index:60}
.has-drop:hover .drop{display:block}
.drop a{display:flex;gap:10px;padding:10px 12px;border-radius:10px;font-weight:600;font-size:.9rem}
.drop a:hover{background:#eef4ff}

/* ---------- Hero ---------- */
.hero{background:radial-gradient(1000px 500px at 85% -10%,rgba(31,199,106,.18),transparent),radial-gradient(900px 480px at 10% 110%,rgba(15,98,214,.22),transparent),linear-gradient(160deg,var(--deep),var(--navy) 60%,#0d3aa0);color:#fff;overflow:hidden;position:relative}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-block:70px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(31,199,106,.15);border:1px solid rgba(31,199,106,.5);color:#7cf0ab;font-weight:700;font-size:.8rem;border-radius:30px;padding:6px 16px;margin-bottom:18px}
.hero h1{font-size:clamp(2rem,4.4vw,3.3rem);line-height:1.25;font-weight:900;margin-bottom:16px}
.hero h1 .grad{background:linear-gradient(90deg,#7cf0ab,#fff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{color:#c9d8f7;font-size:1.08rem;max-width:56ch;margin-bottom:26px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.hero-points{display:flex;gap:18px;flex-wrap:wrap;font-size:.9rem;color:#c9d8f7}
.hero-points b{color:#fff}
.hero-visual{position:relative}
.hero-visual .frame{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:22px;padding:14px;box-shadow:var(--shadow-lg)}
.hero-visual img{border-radius:14px;width:100%;height:340px;object-fit:cover}
.float-chip{position:absolute;background:#fff;color:var(--navy);border-radius:14px;padding:10px 16px;font-weight:800;font-size:.85rem;box-shadow:var(--shadow-lg);display:flex;gap:8px;align-items:center}
.fc1{bottom:26px;inset-inline-start:-14px}
.fc2{top:22px;inset-inline-end:-10px}
.pulse{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(31,199,106,.7);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 12px rgba(31,199,106,0)}100%{box-shadow:0 0 0 0 rgba(31,199,106,0)}}

/* ---------- Trust strip ---------- */
.trust{background:#fff;border-bottom:1px solid var(--line)}
.trust .container{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding-block:0}
.trust-item{display:flex;gap:12px;align-items:center;padding:20px;border-inline-end:1px solid var(--line)}
.trust-item:last-child{border:0}
.trust-item .ic{font-size:1.6rem}
.trust-item b{display:block;font-size:.95rem;color:var(--navy)}
.trust-item small{color:var(--muted);font-size:.8rem}

/* ---------- Section heads ---------- */
.sec-head{max-width:720px;margin-bottom:38px}
.sec-head.center{margin-inline:auto;text-align:center}
.kicker{color:var(--green-dark);font-weight:800;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase}
[dir="rtl"] .kicker{letter-spacing:0}
.sec-head h2{font-size:clamp(1.5rem,3vw,2.3rem);font-weight:900;color:var(--navy);line-height:1.4;margin:8px 0 10px}
.sec-head h2 em{font-style:normal;color:var(--blue)}
.sec-head p{color:var(--muted)}

/* ---------- Solutions grid ---------- */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sol-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.22s;position:relative;overflow:hidden}
.sol-card::after{content:"";position:absolute;top:0;inset-inline-start:0;width:100%;height:4px;background:linear-gradient(90deg,var(--green),var(--blue));opacity:0;transition:.22s}
.sol-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.sol-card:hover::after{opacity:1}
.sol-card .ic{font-size:2rem;margin-bottom:12px}
.sol-card h3{color:var(--navy);margin-bottom:8px;font-size:1.1rem}
.sol-card p{color:var(--muted);font-size:.92rem;margin-bottom:14px}
.sol-card a.more{color:var(--blue);font-weight:800;font-size:.9rem}

/* ---------- Categories ---------- */
.shop-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.cat-card .ph{height:170px;position:relative;overflow:hidden;background:linear-gradient(135deg,var(--navy),var(--blue))}
.cat-card .ph img{width:100%;height:100%;object-fit:cover;transition:.4s}
.cat-card:hover .ph img{transform:scale(1.06)}
.cat-card .num{position:absolute;top:12px;inset-inline-start:12px;background:rgba(0,0,0,.55);color:#fff;font-weight:800;font-size:.75rem;border-radius:8px;padding:3px 10px}
.cat-card .badge{position:absolute;top:12px;inset-inline-end:12px;background:var(--green);color:#fff;font-weight:800;font-size:.72rem;border-radius:8px;padding:3px 10px}
.cat-card .body{padding:18px;display:flex;flex-direction:column;gap:6px;flex:1}
.cat-card h3{color:var(--navy);font-size:1.02rem}
.cat-card p{color:var(--muted);font-size:.85rem;flex:1}
.cat-card .meta{display:flex;justify-content:space-between;align-items:center;margin-top:8px;font-size:.85rem;font-weight:800;color:var(--blue)}

/* ---------- Products ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.prod:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.prod .ph{position:relative;height:200px;background:#eef3fb;overflow:hidden}
.prod .ph img{width:100%;height:100%;object-fit:cover}
.prod .off{position:absolute;top:10px;inset-inline-start:10px;background:var(--danger);color:#fff;font-size:.72rem;font-weight:800;border-radius:8px;padding:2px 10px}
.prod .body{padding:16px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod .pcat{font-size:.75rem;color:var(--muted);font-weight:700}
.prod h3{font-size:.92rem;color:var(--navy);line-height:1.5;flex:1}
.prod .price{display:flex;gap:8px;align-items:baseline}
.prod .price b{color:var(--blue);font-size:1.05rem}
.prod .price s{color:#9aa7c2;font-size:.82rem}
.prod .row{display:flex;gap:8px}
.prod .row .btn{flex:1;justify-content:center;padding:10px;font-size:.85rem}

/* ---------- Projects / segments ---------- */
.seg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.seg{background:linear-gradient(160deg,var(--navy),var(--deep));color:#fff;border-radius:var(--radius);padding:28px;position:relative;overflow:hidden;transition:.22s}
.seg:hover{transform:translateY(-4px)}
.seg::before{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:rgba(31,199,106,.18);top:-60px;inset-inline-end:-60px}
.seg .n{color:var(--green);font-weight:900;font-size:.85rem}
.seg h3{margin:6px 0 8px;font-size:1.15rem}
.seg p{color:#b9c9ec;font-size:.9rem}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.proj{border-radius:var(--radius);overflow:hidden;position:relative;height:280px;background:var(--navy)}
.proj img{width:100%;height:100%;object-fit:cover;opacity:.85;transition:.4s}
.proj:hover img{transform:scale(1.06);opacity:.7}
.proj .info{position:absolute;bottom:0;inset-inline:0;padding:20px;background:linear-gradient(transparent,rgba(4,12,34,.9));color:#fff}
.proj .info small{color:#8fe6b2;font-weight:700}
.proj .info h3{font-size:1.1rem}

/* ---------- Compare ---------- */
.compare{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}
.cmp-tabs{display:flex;background:#eaf0fb}
.cmp-tabs button{flex:1;border:0;background:transparent;font-family:inherit;font-weight:800;padding:16px;cursor:pointer;color:var(--muted);font-size:1rem}
.cmp-tabs button.active{background:var(--navy);color:#fff}
.cmp-body{display:grid;grid-template-columns:1fr 1fr;gap:0}
.cmp-col{padding:30px}
.cmp-col:first-child{border-inline-end:1px solid var(--line)}
.cmp-col h3{color:var(--navy);margin-bottom:16px}
.cmp-col ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.cmp-col li{background:var(--bg);border-radius:12px;padding:14px 16px;font-size:.9rem}
.cmp-col li b{display:block;color:var(--navy);margin-bottom:2px}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.step .s-n{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;font-weight:900;display:grid;place-items:center;margin-bottom:12px}
.step h3{color:var(--navy);font-size:1rem;margin-bottom:6px}
.step p{color:var(--muted);font-size:.87rem}

/* ---------- Brands ---------- */
.brands{background:var(--deep);color:#fff}
.brands h2{color:#fff}
.brand-row{display:flex;gap:14px;flex-wrap:wrap}
.brand-pill{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:12px 22px;font-weight:800;transition:.2s}
.brand-pill:hover{background:var(--green);border-color:var(--green);color:#fff;transform:translateY(-2px)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-inline:auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq-item button{width:100%;border:0;background:transparent;font-family:inherit;text-align:start;font-weight:800;color:var(--navy);padding:18px 20px;cursor:pointer;font-size:.98rem;display:flex;justify-content:space-between;gap:10px;align-items:center}
.faq-item .ans{display:none;padding:0 20px 18px;color:var(--muted);font-size:.92rem}
.faq-item.open .ans{display:block}
.faq-item.open{border-color:var(--green)}

/* ---------- CTA / contact ---------- */
.cta-band{background:linear-gradient(120deg,var(--green-dark),var(--green) 55%,#5fe394);border-radius:24px;padding:48px;color:#fff;display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:center;position:relative;overflow:hidden}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem);margin-bottom:10px}
.cta-band p{opacity:.92;margin-bottom:20px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px}
.info-card{background:linear-gradient(160deg,var(--navy),var(--deep));color:#fff;border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;gap:16px}
.info-card a.wa{background:var(--green);border-radius:12px;padding:14px;text-align:center;font-weight:900;color:#fff}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.form-card label{display:block;font-weight:800;font-size:.85rem;color:var(--navy);margin:12px 0 6px}
.form-card input,.form-card select,.form-card textarea{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:12px;font-family:inherit;font-size:.92rem;background:var(--bg)}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:0;border-color:var(--blue);background:#fff}

/* ---------- Page hero ---------- */
.page-hero{background:linear-gradient(160deg,var(--deep),var(--navy));color:#fff;padding:56px 0}
.page-hero h1{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:900}
.page-hero p{color:#b9c9ec;max-width:70ch}
.crumbs{font-size:.82rem;color:#8fa3cc;margin-bottom:10px}
.crumbs a:hover{color:#fff}

/* ---------- Footer ---------- */
.footer{background:#050f2c;color:#b9c9ec;margin-top:0}
.footer .container{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:30px;padding-block:56px 30px}
.footer h4{color:#fff;margin-bottom:14px;font-size:1rem}
.footer a{display:block;padding:5px 0;font-size:.9rem}
.footer a:hover{color:var(--green)}
.footer .brand b{color:#fff}
.f-bottom{border-top:1px solid rgba(255,255,255,.1)}
.f-bottom .container{display:flex;justify-content:space-between;padding-block:16px;font-size:.82rem;flex-wrap:wrap;gap:8px}

/* ---------- Cart drawer ---------- */
.drawer{position:fixed;top:0;bottom:0;inset-inline-end:-420px;width:400px;max-width:92vw;background:#fff;z-index:100;box-shadow:var(--shadow-lg);transition:.3s;display:flex;flex-direction:column}
.drawer.open{inset-inline-end:0}
.drawer header{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-weight:900;color:var(--navy)}
.drawer .items{flex:1;overflow:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px}
.cart-item{display:grid;grid-template-columns:64px 1fr auto;gap:12px;border:1px solid var(--line);border-radius:12px;padding:10px;align-items:center}
.cart-item img{width:64px;height:64px;object-fit:cover;border-radius:8px}
.cart-item b{font-size:.82rem;color:var(--navy);display:block;line-height:1.4}
.cart-item .qp{display:flex;gap:6px;align-items:center;margin-top:6px}
.cart-item .qp button{width:24px;height:24px;border-radius:7px;border:1px solid var(--line);background:var(--bg);cursor:pointer;font-weight:900}
.drawer footer{padding:18px 20px;border-top:1px solid var(--line)}
.overlay{position:fixed;inset:0;background:rgba(4,12,34,.5);z-index:90;display:none}
.overlay.show{display:block}
.toast{position:fixed;bottom:24px;inset-inline-start:50%;transform:translateX(50%);background:var(--navy);color:#fff;padding:12px 24px;border-radius:12px;font-weight:700;z-index:200;display:none;box-shadow:var(--shadow-lg)}
[dir="rtl"] .toast{transform:translateX(-50%)}

/* ---------- Responsive ---------- */
@media(max-width:1020px){
  .hero .container{grid-template-columns:1fr}
  .sol-grid,.shop-grid,.prod-grid,.seg-grid,.proj-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .trust .container{grid-template-columns:repeat(2,1fr)}
  .contact-grid,.cta-band{grid-template-columns:1fr}
  .footer .container{grid-template-columns:1fr 1fr}
  .nav{display:none;position:absolute;top:100%;inset-inline:0;background:#fff;flex-direction:column;padding:14px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .burger{display:grid}
}
@media(max-width:600px){
  .sol-grid,.shop-grid,.prod-grid,.seg-grid,.proj-grid,.steps{grid-template-columns:1fr}
  section{padding:50px 0}
  .footer .container{grid-template-columns:1fr}
  .cmp-body{grid-template-columns:1fr}
  .cmp-col:first-child{border-inline-end:0;border-bottom:1px solid var(--line)}
}

/* ---------- v2: live search ---------- */
.search-overlay{position:fixed;inset:0;background:rgba(4,12,34,.62);z-index:120;display:none;padding:8vh 20px 20px}
.search-overlay.show{display:block}
.search-box{max-width:640px;margin-inline:auto;background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-lg)}
.search-bar{display:flex;gap:8px;padding:12px;border-bottom:1px solid var(--line)}
.search-bar input{flex:1;border:1.5px solid var(--line);border-radius:10px;padding:12px 16px;font-family:inherit;font-size:1rem;background:var(--bg)}
.search-bar input:focus{outline:0;border-color:var(--blue);background:#fff}
.search-results{max-height:50vh;overflow:auto;padding:8px}
.search-hint{color:var(--muted);text-align:center;padding:26px;font-size:.92rem}
.search-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px;border-radius:12px}
.search-item:hover{background:var(--bg)}
.search-item b{display:block;font-size:.9rem;color:var(--navy)}
.search-item small{color:var(--blue);font-weight:800}

/* ---------- v2: quick view ---------- */
.qv-wrap{position:fixed;inset:0;background:rgba(4,12,34,.62);z-index:130;display:none;place-items:center;padding:20px}
.qv-wrap.show{display:grid}
.qv-card{background:#fff;border-radius:20px;max-width:760px;width:100%;position:relative;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;box-shadow:var(--shadow-lg);animation:qvin .25s ease}
@keyframes qvin{from{transform:translateY(16px);opacity:0}}
.qv-x{position:absolute;top:12px;inset-inline-end:12px;z-index:2}
.qv-media{background:#eef3fb;min-height:300px;position:relative}
.qv-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.qv-media .off{position:absolute;top:12px;inset-inline-start:12px;background:var(--danger);color:#fff;font-size:.75rem;font-weight:800;border-radius:8px;padding:2px 10px}
.qv-info{padding:30px;display:flex;flex-direction:column;gap:12px}
.qv-info small{color:var(--muted);font-weight:700}
.qv-info h3{color:var(--navy);font-size:1.15rem;line-height:1.5}
.qv-info .price{display:flex;gap:10px;align-items:baseline}
.qv-info .price b{color:var(--blue);font-size:1.4rem}
.qv-info .price s{color:#9aa7c2}
.qv-info p{color:var(--muted);font-size:.9rem}
@media(max-width:700px){.qv-card{grid-template-columns:1fr}.qv-media{min-height:220px;position:relative}}

/* ---------- v3: filter chips + back-to-top ---------- */
.chip{border:1.5px solid var(--line);background:#fff;border-radius:30px;padding:8px 18px;font-family:inherit;font-weight:700;font-size:.85rem;color:var(--navy);cursor:pointer;transition:.18s}
.chip:hover{border-color:var(--blue)}
.chip.active{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;border-color:transparent}
#shopFilters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.to-top{position:fixed;bottom:24px;inset-inline-end:24px;width:48px;height:48px;border-radius:14px;border:0;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:.25s;z-index:80}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px)}

/* ---------- v6: smart home simulator ---------- */
.sim-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch}
.sim-room{background:linear-gradient(160deg,#0a1a3f,#071a4e 60%,#0d3aa0);border-radius:22px;padding:30px;display:grid;grid-template-columns:1fr 1fr;gap:16px;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.sim-room::before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:rgba(31,199,106,.12);bottom:-90px;inset-inline-start:-90px}
.sim-dev{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:22px 12px;text-align:center;color:#c9d8f7;transition:.3s}
.sim-dev .ic{font-size:2.4rem;display:block;margin-bottom:8px;filter:grayscale(1);opacity:.5;transition:.3s}
.sim-dev b{font-size:.9rem}
.sim-dev small{display:block;font-size:.75rem;opacity:.8}
.sim-dev.on{border-color:var(--green);background:rgba(31,199,106,.14);color:#fff}
.sim-dev.on .ic{filter:none;opacity:1}
.sim-dev.on[data-dev="lights"]{box-shadow:0 0 34px rgba(245,166,35,.55);border-color:var(--gold)}
.sim-dev.on[data-dev="ac"]{box-shadow:0 0 34px rgba(80,170,255,.55)}
.sim-dev.on[data-dev="lock"]{border-color:var(--danger);background:rgba(229,72,77,.14)}
.sim-panel{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;display:flex;flex-direction:column;gap:14px}
.sim-toggles{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sim-toggle{border:1.5px solid var(--line);background:var(--bg);border-radius:12px;padding:12px;font-family:inherit;font-weight:800;color:var(--navy);cursor:pointer;font-size:.88rem;transition:.18s}
.sim-toggle.on{background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;border-color:transparent}
.sim-scenes{display:flex;gap:10px;flex-wrap:wrap}
.sim-scene{flex:1;border:0;border-radius:12px;padding:12px;font-family:inherit;font-weight:800;color:#fff;cursor:pointer;background:linear-gradient(135deg,var(--blue),var(--navy));font-size:.85rem;white-space:nowrap}
.sim-status{background:var(--deep);color:#fff;border-radius:14px;padding:14px 18px;font-size:.9rem;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.sim-status b{color:#7cf0ab}
@media(max-width:900px){.sim-wrap{grid-template-columns:1fr}}

/* ---------- v6: quiz + recent ---------- */
.quiz-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow)}
.quiz-opts{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0 6px}
.quiz-progress{display:flex;gap:6px;margin-bottom:8px}
.quiz-progress i{height:6px;flex:1;border-radius:4px;background:var(--line)}
.quiz-progress i.done{background:var(--green)}
.quiz-result{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;border-radius:16px;padding:26px;margin-top:8px}
.quiz-result h3{margin-bottom:6px}
.quiz-result p{color:#c9d8f7;font-size:.92rem;margin-bottom:16px}

/* v7+: printing uses Smarta Pro-compatible window (quote.js) — no print CSS needed here */

/* ---------- v8: articles + promo + wa float + quote history ---------- */
#artBody p{margin-bottom:12px}
#artBody h4{color:var(--navy);margin:18px 0 8px;font-size:1.05rem}
#artBody ul{margin:0 0 14px 22px;color:var(--muted)}
[dir="rtl"] #artBody ul{margin:0 22px 14px 0}
#artBody li{margin-bottom:6px}
.promo-bar{background:linear-gradient(90deg,var(--green-dark),var(--green));color:#fff;text-align:center;font-weight:800;font-size:.88rem;padding:9px 44px 9px 16px;position:relative}
[dir="rtl"] .promo-bar{padding:9px 16px 9px 44px}
.promo-bar button{position:absolute;top:50%;transform:translateY(-50%);inset-inline-end:10px;background:rgba(255,255,255,.25);border:0;color:#fff;width:26px;height:26px;border-radius:8px;cursor:pointer;font-weight:900}
.promo-bar b{background:#fff;color:var(--green-dark);border-radius:8px;padding:1px 10px;letter-spacing:.05em}
.wa-float{position:fixed;bottom:24px;inset-inline-start:24px;width:56px;height:56px;border-radius:50%;background:#25D366;display:grid;place-items:center;font-size:1.7rem;box-shadow:0 12px 30px rgba(37,211,102,.5);z-index:80;transition:.2s}
.wa-float:hover{transform:scale(1.08)}
.qh-item{display:flex;justify-content:space-between;align-items:center;gap:8px;border:1px solid var(--line);border-radius:10px;padding:8px 10px;margin-top:8px;font-size:.8rem}
.qh-item b{color:var(--navy);display:block}
.qh-item small{color:var(--muted)}

/* ---------- v9: compare ---------- */
.cmp-toggle.on{background:linear-gradient(135deg,var(--gold),#d98a06);border-color:transparent;color:#fff}
.cmp-bar{position:fixed;bottom:20px;inset-inline:0;margin-inline:auto;max-width:640px;width:calc(100% - 40px);background:var(--deep);color:#fff;border-radius:16px;padding:12px 16px;display:flex;gap:12px;align-items:center;box-shadow:var(--shadow-lg);z-index:85}
.cmp-bar b{white-space:nowrap}
.cmp-names{flex:1;font-size:.78rem;color:#b9c9ec;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cmp-table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.cmp-table th,.cmp-table td{border:1px solid var(--line);padding:14px;text-align:center;font-size:.9rem;vertical-align:top}
.cmp-table th{background:var(--navy);color:#fff}
.cmp-table td.hl{background:#e9f9f0;border:2px solid var(--green)}
.cmp-table img{max-width:150px;max-height:120px;object-fit:contain;margin-inline:auto}