@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Tajawal:wght@400;500;700;800&display=swap');
:root{--navy:#0d2034;--navy2:#142c43;--orange:#ff650f;--bg:#f5f7f9;--white:#fff;--text:#132033;--muted:#66717e;--line:#d9e0e6;--radius:22px;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Tajawal,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}html[dir="rtl"] body{font-family:Tajawal,Inter,Arial,sans-serif}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}button,input,select{font:inherit}.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{position:fixed;inset:0 0 auto;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(15px);border-bottom:1px solid rgba(13,32,52,.08)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.03em}.brand img{width:40px;height:40px;object-fit:contain}.nav nav{display:flex;align-items:center;gap:24px;font-size:.92rem;font-weight:700}.nav nav a:hover{color:var(--orange)}.lang-btn,.menu-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;cursor:pointer}.menu-btn{display:none}
.hero{padding:150px 0 95px;background:radial-gradient(circle at 82% 18%,rgba(255,101,15,.16),transparent 27%),linear-gradient(180deg,#fff,#edf2f5)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.eyebrow{display:inline-block;color:var(--orange);font-size:.75rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase;margin-bottom:16px}h1,h2,h3{line-height:1.1;margin-top:0}h1{font-size:clamp(3.3rem,7vw,6.2rem);letter-spacing:-.065em;margin-bottom:24px}h2{font-size:clamp(2.2rem,4.5vw,4rem);letter-spacing:-.05em;margin-bottom:20px}.hero-copy>p{font-size:1.15rem;color:var(--muted);max-width:690px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:999px;border:1px solid var(--orange);font-weight:800;cursor:pointer}.primary{background:var(--orange);color:#fff}.secondary{background:#fff;color:var(--text);border-color:var(--line)}.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:46px}.trust-row>div{border-top:1px solid var(--line);padding-top:14px}.trust-row strong,.trust-row span{display:block}.trust-row span{font-size:.78rem;color:var(--muted);margin-top:5px}.hero-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:35px;box-shadow:0 35px 80px rgba(13,32,52,.13)}.hero-card img{width:100%;border-radius:18px}.hero-card-note{text-align:center;font-weight:800;margin-top:18px;color:var(--navy)}
.section{padding:110px 0}.section-head{max-width:800px;margin-bottom:50px}.section-head>p{color:var(--muted)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;min-height:245px}.card>span{color:var(--orange);font-size:.76rem;font-weight:800}.card h3{font-size:1.4rem;margin:45px 0 10px}.card p{color:var(--muted)}.dark{background:var(--navy);color:#fff}.dark .section-head>p{color:#b8c3ce}.material-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.material-card{background:var(--navy2);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:22px}.material-card h3{margin-bottom:8px}.material-card p{color:#b8c3ce;font-size:.9rem}.material-meta{display:flex;justify-content:space-between;gap:10px;margin-top:18px;font-size:.78rem}.material-meta span:last-child{color:#ff9a61}
.calculator-section{background:#fff}.calc-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px;align-items:start}.calc-intro{position:sticky;top:110px}.calc-intro>p{color:var(--muted)}.formula-box{margin-top:28px;padding:18px;border-radius:16px;background:#eef3f6;border:1px solid var(--line)}.formula-box strong,.formula-box code{display:block}.formula-box code{margin-top:8px;color:var(--orange);font-weight:800}.calculator{padding:28px;background:var(--bg);border:1px solid var(--line);border-radius:26px}.upload-zone{border:2px dashed #bdc8d2;border-radius:20px;padding:30px;text-align:center;background:#fff;transition:.2s}.upload-zone.drag{border-color:var(--orange);background:#fff6f0}.upload-zone>*{display:block;margin-left:auto;margin-right:auto}.upload-zone .btn{display:inline-flex;margin-top:15px}.upload-icon{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#fff0e8;color:var(--orange);font-size:1.5rem;font-weight:800;margin-bottom:12px}.upload-zone span,.upload-zone small{color:var(--muted)}.upload-zone small{margin-top:12px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:22px}.form-grid label{display:grid;gap:7px;font-size:.84rem;font-weight:700}.form-grid input,.form-grid select{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:11px;background:#fff;outline:none}.form-grid input:focus,.form-grid select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,101,15,.12)}.result{margin-top:22px;background:var(--navy);color:#fff;border-radius:18px;padding:20px}.result>div{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.09)}.result .total{border-bottom:0;padding-top:16px;font-size:1.12rem}.result .total strong{color:#ff9a61}.estimate-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.disclaimer{font-size:.78rem;color:var(--muted);margin-bottom:0}.muted{background:#edf2f5}.two-col,.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:75px}.about-copy{font-size:1.08rem;color:var(--muted)}.contact-list{border-top:1px solid var(--line)}.contact-list>*{display:flex;justify-content:space-between;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.contact-list span{color:var(--muted)}footer{background:var(--navy);color:#fff;padding:30px 0}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-row>span{color:#b8c3ce;font-size:.84rem}
html[dir="rtl"] .eyebrow{letter-spacing:0}html[dir="rtl"] h1,html[dir="rtl"] h2{letter-spacing:0}
@media(max-width:960px){.menu-btn{display:block}.nav nav{display:none;position:fixed;top:76px;left:20px;right:20px;flex-direction:column;align-items:stretch;background:#fff;padding:20px;border-radius:18px;box-shadow:0 20px 60px rgba(13,32,52,.16)}.nav nav.open{display:flex}.hero-grid,.calc-layout,.two-col,.contact-grid{grid-template-columns:1fr}.calc-intro{position:static}.grid-3{grid-template-columns:repeat(2,1fr)}.material-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.container{width:min(var(--max),calc(100% - 26px))}.section{padding:78px 0}.hero{padding-top:125px}.grid-3,.material-grid,.form-grid,.trust-row{grid-template-columns:1fr}.footer-row{flex-direction:column;align-items:flex-start}.contact-list>*{flex-direction:column}.calculator{padding:18px}h1{font-size:3.15rem}}