:root {
    --blue: #1B4FC4;
    --red: #C41E3A;
    --navy: #0D1B2E;
    --blue-light: #f8faff;
    --red-light: #fff8f8;
    --gray: #6b7280;
    --border: #e5e7eb;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; background: #fff; color: var(--navy); }
[lang="ar"] * { font-family: 'Noto Sans Arabic', sans-serif; }
.nav { background: #fff; border-bottom: 1px solid var(--border); box-shadow: 0 1px 8px rgba(0,0,0,0.06); position: fixed; top: 0; width: 100%; z-index: 50; height: 68px; display: flex; align-items: center; }
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 0 2rem; width: 100%; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; text-decoration: none; gap: 8px; }
.logo-4us { color: var(--blue); font-size: 24px; font-weight: 900; direction: ltr; unicode-bidi: embed; }
.logo-it { color: var(--red); font-size: 24px; font-weight: 900; direction: ltr; unicode-bidi: embed; }
.logo-wrap { display: flex; align-items: baseline; direction: ltr; }
.logo-sub { color: #9ca3af; font-size: 10px; font-weight: 500; letter-spacing: 1.5px; text-transform: uppercase; margin-left: 8px; }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { color: #374151; font-size: 14px; text-decoration: none; font-weight: 500; }
.nav-links a:hover { color: var(--blue); }
.btn-nav { background: var(--blue) !important; color: #fff !important; padding: 9px 22px !important; border-radius: 8px; font-weight: 700 !important; }
.lang-switcher { display: flex; gap: 5px; }
.lang-btn { padding: 4px 10px; border-radius: 4px; font-size: 11px; font-weight: 700; color: var(--gray); border: 1px solid var(--border); text-decoration: none; }
.lang-btn.active { background: var(--blue); color: #fff; border-color: var(--blue); }
.hero { background: var(--blue-light); border-bottom: 3px solid var(--blue); position: relative; overflow: hidden; padding: 6rem 0 0; }
.hero-stripe { position: absolute; top: 0; right: 0; width: 40%; height: 100%; background: #fff; clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%); }
.hero-inner { max-width: 1280px; margin: 0 auto; padding: 0 2rem 4rem; position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--border); border-radius: 100px; padding: 6px 16px; margin-bottom: 1.5rem; }
.hero-badge-dot { width: 8px; height: 8px; background: var(--blue); border-radius: 50%; }
.hero-badge-text { color: var(--gray); font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.hero h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 900; line-height: 1.1; margin-bottom: 1.25rem; color: var(--navy); max-width: 580px; }
.hero p { color: var(--gray); font-size: 1rem; line-height: 1.8; margin-bottom: 2.5rem; max-width: 480px; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 1rem; }
.btn-primary { background: var(--blue); color: #fff; padding: 13px 28px; border-radius: 8px; font-weight: 700; font-size: 14px; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.btn-secondary { background: #fff; color: var(--red); padding: 13px 28px; border-radius: 8px; font-weight: 700; font-size: 14px; text-decoration: none; border: 2px solid var(--red); display: inline-flex; align-items: center; gap: 6px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stat { padding: 1.5rem 2rem; text-align: center; border-right: 1px solid var(--border); }
.stat:last-child { border-right: none; }
.stat-num { font-size: 2.5rem; font-weight: 900; }
.stat-num.blue { color: var(--blue); }
.stat-num.red { color: var(--red); }
.stat-num.dark { color: var(--navy); }
.stat-label { color: #9ca3af; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }
.section { padding: 5rem 0; }
.section-inner { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.section-eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 1rem; }
.eyebrow-line-blue { width: 32px; height: 3px; background: var(--blue); border-radius: 2px; }
.eyebrow-line-red { width: 12px; height: 3px; background: var(--red); border-radius: 2px; }
.eyebrow-text { color: var(--blue); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; }
.section h2 { font-size: 2.25rem; font-weight: 900; color: var(--navy); margin-bottom: 3rem; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }
.service-card { border-radius: 14px; padding: 2rem; border: 1px solid; transition: transform 0.2s, box-shadow 0.2s; }
.service-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.service-card.blue-card { background: var(--blue-light); border-color: #e8eef8; }
.service-card.red-card { background: var(--red-light); border-color: #fde8e8; }
.service-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; margin-bottom: 1.25rem; }
.service-icon.blue-icon { background: #dbeafe; }
.service-icon.red-icon { background: #fee2e2; }
.service-card h3 { font-size: 15px; font-weight: 800; color: var(--navy); margin-bottom: 0.5rem; }
.service-card p { font-size: 13px; color: var(--gray); line-height: 1.7; }
.cta { background: var(--blue); padding: 5rem 0; text-align: center; position: relative; overflow: hidden; }
.cta-circle { position: absolute; top: -60px; right: -60px; width: 240px; height: 240px; background: rgba(196,30,58,0.15); border-radius: 50%; }
.cta h2 { color: #fff; font-size: 2.25rem; font-weight: 900; margin-bottom: 1rem; position: relative; z-index: 2; }
.cta h2 span { color: #fde68a; }
.cta p { color: rgba(255,255,255,0.7); margin-bottom: 2rem; position: relative; z-index: 2; }
.btn-white { background: #fff; color: var(--blue); padding: 14px 36px; border-radius: 8px; font-weight: 700; font-size: 15px; text-decoration: none; display: inline-block; position: relative; z-index: 2; }
.footer { background: var(--navy); padding: 1.5rem 2rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-logo { display: flex; align-items: baseline; direction: ltr; }
.footer-logo .f4us { color: #93c5fd; font-weight: 900; font-size: 18px; }
.footer-logo .fit { color: #fca5a5; font-weight: 900; font-size: 18px; }
.footer p { color: rgba(255,255,255,0.35); font-size: 12px; }
.footer-email { color: #93c5fd; font-size: 12px; text-decoration: none; }
[dir="rtl"] .hero-stripe { right: auto; left: 0; clip-path: polygon(0 0, 85% 0, 100% 100%, 0% 100%); }
[dir="rtl"] .logo-sub { margin-left: 0; margin-right: 8px; }
[dir="rtl"] .stat { border-right: none; border-left: 1px solid var(--border); }
[dir="rtl"] .stat:last-child { border-left: none; }
[dir="rtl"] .section-eyebrow { flex-direction: row-reverse; justify-content: flex-end; }