:root{
  --blue:#0a2b5e; --blue-2:#16457e; --orange:#ff7a1a; --orange-2:#e86a10;
  --gray:#f5f7fa; --dark:#12233f; --text:#333; --muted:#666; --line:#e2e6ee;
  --radius:8px; --shadow:0 4px 20px rgba(10,43,94,.08);
  --header-h:68px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI','PingFang SC',Arial,sans-serif;color:var(--text);line-height:1.65;background:#fff}
body[dir=rtl]{text-align:right}
a{color:var(--blue);text-decoration:none;transition:.2s}
a:hover{color:var(--orange)}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.center{text-align:center}
.bg-gray{background:var(--gray)}

/* ---------- Header ---------- */
.site-header{background:var(--blue);position:sticky;top:0;z-index:100;height:var(--header-h)}
.nav-wrap{display:flex;align-items:center;height:100%;gap:24px}
.logo{display:flex;align-items:center;gap:8px;color:#fff;font-weight:700;font-size:18px}
.logo svg{color:var(--orange);flex:none}
.logo span{font-weight:400;color:#c9d6ee}
.main-nav{display:flex;gap:22px}
.main-nav a{color:#e8efff;font-size:14px;font-weight:500;padding:4px 0;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a.active{color:#fff;border-bottom-color:var(--orange)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;gap:4px;background:rgba(255,255,255,.12);border-radius:20px;padding:3px}
.lang-switch button{color:#dbe5ff;font-size:12px;font-weight:600;padding:4px 10px;border-radius:14px}
.lang-switch button.active{background:var(--orange);color:#fff}
.menu-toggle{display:none;color:#fff;font-size:24px}

/* ---------- Hero Slider ---------- */
.hero{position:relative;height:560px;overflow:hidden;background:var(--dark)}
.slides{position:relative;width:100%;height:100%}
.slide{position:absolute;inset:0;background-size:cover;background-position:center;display:flex;align-items:center;opacity:0;transition:opacity .8s ease;pointer-events:none}
.slide.active{opacity:1;pointer-events:auto}
.slide-content{color:#fff;max-width:720px}
.badge{display:inline-block;background:rgba(255,122,26,.9);color:#fff;padding:5px 14px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:18px}
.slide h1{font-size:clamp(28px,4vw,52px);font-weight:800;line-height:1.15;margin-bottom:16px;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.slide p{font-size:clamp(15px,1.6vw,19px);margin-bottom:28px;opacity:.95;text-shadow:0 1px 6px rgba(0,0,0,.3)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.slide-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.18);color:#fff;font-size:30px;display:flex;align-items:center;justify-content:center;z-index:5;transition:.2s}
.slide-arrow:hover{background:var(--orange)}
.slide-arrow.prev{left:18px}.slide-arrow.next{right:18px}
.slide-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:5}
.slide-dots button{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.45)}
.slide-dots button.active{background:var(--orange);width:26px;border-radius:6px}

/* ---------- Buttons ---------- */
.btn{display:inline-block;padding:13px 30px;border-radius:var(--radius);font-weight:600;font-size:15px;text-align:center;border:2px solid transparent}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:var(--orange-2);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{border-color:#fff;color:#fff}
.btn-outline{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
.btn-whatsapp{background:#25d366;color:#fff;margin-top:14px}
.btn-whatsapp:hover{background:#1ebe5a;color:#fff}
.btn-block{display:block;width:100%}
.btn-sm{padding:8px 18px;font-size:13px}

/* ---------- Sections ---------- */
.section{padding:80px 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head h2{font-size:clamp(24px,3vw,36px);color:var(--blue);font-weight:800;margin-bottom:12px}
.section-head .lead{color:var(--muted);font-size:16px}

/* Advantages */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.adv-card{background:#fff;border-radius:var(--radius);padding:36px 28px;text-align:center;box-shadow:var(--shadow);border-top:3px solid var(--orange);transition:.25s}
.adv-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(10,43,94,.14)}
.adv-icon{color:var(--orange);margin-bottom:16px;display:flex;justify-content:center}

/* Products */
.prod-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-bottom:36px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;text-align:center}
.prod-card:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--orange)}
.prod-thumb{height:140px;background:linear-gradient(135deg,#eaf0f8,#d3dfee);display:flex;align-items:center;justify-content:center;font-size:40px;color:var(--blue)}
.prod-card .info{padding:16px}
.prod-card h4{color:var(--blue);font-size:15px;margin-bottom:4px}
.prod-card .spec{color:var(--muted);font-size:12px}
.prod-card .inquiry-btn{margin:10px 0 14px;background:var(--orange);color:#fff;padding:6px 16px;border-radius:4px;font-size:13px;font-weight:600}
.prod-card .inquiry-btn:hover{background:var(--orange-2)}

/* Why Us */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why-item{background:var(--gray);padding:26px;border-radius:var(--radius);border-left:3px solid var(--orange)}
.why-item h4{color:var(--blue);margin-bottom:8px;font-size:17px}

/* Testimonials */
.test-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.test-card{background:#fff;padding:28px;border-radius:var(--radius);box-shadow:var(--shadow);border-top:4px solid var(--orange)}
.test-card .stars{color:var(--orange);margin-bottom:10px;font-size:18px}
.test-card p{font-style:italic;margin-bottom:14px}
.test-card strong{font-size:13px;color:var(--muted)}

/* Inquiry */
.inquiry-section{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff}
.inquiry-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.inquiry-wrap h2{color:#fff}
.inquiry-wrap .lead{color:#dbe5ff}
.inq-list{list-style:none;margin:20px 0 8px}
.inq-list li{margin-bottom:10px;color:#e8efff}
.inquiry-form{background:#fff;border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);color:var(--text)}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-weight:600;font-size:13px;margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:6px;font-size:14px;transition:.2s}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:var(--orange)}
.form-row textarea{height:110px;resize:vertical}
.attach-hint{font-size:12px;color:var(--muted);margin-bottom:16px}
.form-status{margin-top:14px;font-size:14px;font-weight:600}
.form-status.ok{color:#1e9e4a}
.form-status.err{color:#d33}

/* Footer */
.site-footer{background:var(--dark);color:#c9d6ee;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:36px;padding-bottom:36px}
.site-footer h4{color:#fff;margin-bottom:14px;font-size:15px}
.site-footer a{color:#c9d6ee;display:inline-block;margin-bottom:6px}
.site-footer a:hover{color:var(--orange)}
.footer-bottom{background:rgba(0,0,0,.25);padding:18px 0;text-align:center;font-size:13px}
.footer-bottom a{color:var(--orange)}

/* WhatsApp float */
.wa-float{position:fixed;bottom:24px;right:24px;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;font-size:26px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.3);z-index:999;transition:.2s}
.wa-float:hover{transform:scale(1.08)}

/* Cookie */
.cookie-bar{position:fixed;bottom:0;left:0;right:0;background:#222;color:#fff;padding:14px 20px;z-index:1000;display:flex;justify-content:center;align-items:center;gap:16px;flex-wrap:wrap;font-size:14px}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .adv-grid,.why-grid,.test-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .inquiry-wrap{grid-template-columns:1fr;gap:32px}
}
@media(max-width:640px){
  .menu-toggle{display:block}
  .main-nav{position:fixed;top:var(--header-h);left:0;right:0;background:var(--blue);flex-direction:column;padding:20px;gap:14px;transform:translateY(-150%);transition:.3s;box-shadow:0 8px 20px rgba(0,0,0,.2)}
  .main-nav.open{transform:translateY(0)}
  .main-nav a{border-bottom:1px solid rgba(255,255,255,.15)}
  .hero{height:460px}
  .adv-grid,.why-grid,.test-grid{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .slide-arrow{width:38px;height:38px;font-size:24px}
  .section{padding:56px 0}
}