/* ===== RESET ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-tap-highlight-color:transparent}
body{font-family:'Tajawal','Segoe UI',Tahoma,sans-serif;font-size:16px;line-height:1.75;color:#1a1a2e;background:#fafbfc;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* ===== VARIABLES ===== */
:root{
  --white:#ffffff;
  --cloud:#f4f6f9;
  --cloud-dark:#e8ecf2;
  --text:#1a1a2e;
  --text-light:#4a4a5e;
  --text-muted:#8a8a9e;
  --accent:#0d7377;
  --accent-dark:#0a5c5f;
  --accent-light:#14a085;
  --border:#e0e4ea;
  --shadow:0 2px 12px rgba(26,26,46,0.06);
  --shadow-lg:0 8px 40px rgba(26,26,46,0.1);
  --radius:4px;
  --radius-lg:8px;
  --transition:0.25s ease;
}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(250,251,252,0.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);transition:var(--transition)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo svg{width:36px;height:36px;color:var(--accent)}
.logo-name{display:block;font-size:1.1rem;font-weight:800;color:var(--text);letter-spacing:0.5px}
.logo-tag{display:block;font-size:0.6rem;font-weight:400;color:var(--text-muted);letter-spacing:1.5px;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-size:0.85rem;font-weight:500;color:var(--text-light);transition:var(--transition);position:relative}
.nav-links a:not(.nav-cta)::after{content:'';position:absolute;bottom:-4px;right:0;width:0;height:1.5px;background:var(--accent);transition:var(--transition)}
.nav-links a:not(.nav-cta):hover{color:var(--text)}
.nav-links a:not(.nav-cta):hover::after{width:100%}
.nav-cta{padding:8px 20px;background:var(--accent);color:var(--white);border-radius:var(--radius);font-size:0.8rem;font-weight:600;transition:var(--transition)}
.nav-cta:hover{background:var(--accent-dark)}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:32px;height:32px;justify-content:center;align-items:center}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--text);transition:var(--transition)}

/* ===== HERO ===== */
.hero{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:60px;max-width:1200px;margin:0 auto;padding:120px 24px 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-200px;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(13,115,119,0.06) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-100px;left:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(20,160,133,0.04) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.hero-inner{position:relative;z-index:1}
.hero-label{font-size:0.7rem;font-weight:600;color:var(--accent);letter-spacing:2px;text-transform:uppercase;margin-bottom:20px}
.hero h1{font-size:clamp(2rem,4vw,3rem);font-weight:900;color:var(--text);line-height:1.25;margin-bottom:20px;letter-spacing:-0.5px}
.hero-desc{font-size:1rem;color:var(--text-light);max-width:440px;margin-bottom:32px;line-height:1.9}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{position:relative;z-index:1;display:flex;align-items:center;justify-content:center}

/* Orbit Animation */
.orbit{position:relative;width:320px;height:320px}
.orbit-ring{position:absolute;border:1px solid var(--border);border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%)}
.ring-1{width:320px;height:320px;animation:spin 20s linear infinite}
.ring-2{width:240px;height:240px;animation:spin 15s linear infinite reverse;border-color:var(--cloud-dark)}
.ring-3{width:160px;height:160px;animation:spin 10s linear infinite;border-color:var(--accent);opacity:0.3}
.orbit-core{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:linear-gradient(135deg,var(--accent),var(--accent-light));border-radius:50%;box-shadow:0 4px 24px rgba(13,115,119,0.3)}
@keyframes spin{from{transform:translate(-50%,-50%) rotate(0deg)}to{transform:translate(-50%,-50%) rotate(360deg)}}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius);font-weight:600;font-size:0.85rem;transition:var(--transition);border:1.5px solid transparent}
.btn-primary{background:var(--accent);color:var(--white);border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);transform:translateY(-1px);box-shadow:var(--shadow-lg)}
.btn-secondary{background:transparent;color:var(--text);border-color:var(--border)}
.btn-secondary:hover{border-color:var(--text);background:var(--white)}
.btn-large{padding:16px 36px;font-size:0.9rem}

/* ===== SECTIONS ===== */
.section{padding:100px 24px;max-width:1200px;margin:0 auto}
.section-header{margin-bottom:60px}
.section-num{display:block;font-size:0.65rem;font-weight:700;color:var(--accent);letter-spacing:3px;margin-bottom:12px}
.section-header h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:var(--text);margin-bottom:10px}
.section-header p{font-size:0.95rem;color:var(--text-muted);max-width:400px}

/* ===== SERVICES ===== */
.section-services{background:var(--white)}
.services-list{display:flex;flex-direction:column;gap:80px}
.service-item{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.service-reverse{direction:ltr}
.service-reverse .service-content{direction:rtl}
.service-visual{border-radius:var(--radius-lg);overflow:hidden;background:var(--cloud);aspect-ratio:16/10}
.service-visual img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.service-item:hover .service-visual img{transform:scale(1.02)}
.service-num{display:block;font-size:0.6rem;font-weight:700;color:var(--accent);letter-spacing:2px;margin-bottom:12px}
.service-content h3{font-size:1.4rem;font-weight:800;color:var(--text);margin-bottom:14px}
.service-content p{font-size:0.9rem;color:var(--text-light);line-height:2;margin-bottom:20px;text-align:justify}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:0.8rem;font-weight:600;color:var(--accent);transition:var(--transition)}
.link-arrow::after{content:'←';font-size:1.1rem;transition:var(--transition)}
.link-arrow:hover{gap:12px;color:var(--accent-dark)}

/* ===== ABOUT ===== */
.section-about{background:var(--cloud)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-visual{border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/5;background:var(--cloud-dark)}
.about-visual img{width:100%;height:100%;object-fit:cover}
.about-content .section-num{margin-bottom:16px}
.about-content h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:var(--text);margin-bottom:20px}
.about-content p{font-size:0.9rem;color:var(--text-light);line-height:2;margin-bottom:16px;text-align:justify}
.stats-row{display:flex;gap:40px;margin-top:32px;padding-top:32px;border-top:1px solid var(--border)}
.stat strong{display:block;font-size:1.6rem;font-weight:800;color:var(--text);margin-bottom:4px}
.stat span{font-size:0.75rem;color:var(--text-muted);font-weight:500}

/* ===== FAQ ===== */
.section-faq{background:var(--white)}
.faq-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{padding:24px 0;font-size:0.95rem;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;list-style:none;transition:var(--transition)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:1.2rem;font-weight:300;color:var(--accent);transition:var(--transition)}
.faq-item[open] summary::after{content:'−'}
.faq-item[open] summary{color:var(--accent)}
.faq-body{padding:0 0 24px;font-size:0.85rem;color:var(--text-light);line-height:2;max-width:600px}

/* ===== CONTACT ===== */
.section-contact{background:var(--text);color:var(--white);padding:100px 24px}
.contact-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.contact-info .section-num{color:var(--accent-light);margin-bottom:16px}
.contact-info h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin-bottom:16px}
.contact-info > p{font-size:0.9rem;color:var(--text-muted);line-height:1.9;margin-bottom:32px;max-width:360px}
.contact-details{display:flex;flex-direction:column;gap:16px}
.contact-details li{display:flex;flex-direction:column;gap:4px}
.contact-details strong{font-size:0.65rem;font-weight:600;color:var(--text-muted);letter-spacing:1.5px;text-transform:uppercase}
.contact-details a{font-size:0.9rem;color:var(--white);font-weight:500;transition:var(--transition)}
.contact-details a:hover{color:var(--accent-light)}
.contact-cta{text-align:center}
.contact-cta p{font-size:1.2rem;font-weight:300;color:var(--text-muted);margin-bottom:24px}

/* ===== FOOTER ===== */
.footer{background:var(--cloud);padding:48px 24px 32px;border-top:1px solid var(--border)}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:24px}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text)}
.footer-brand svg{width:28px;height:28px}
.footer-brand span{font-size:1rem;font-weight:800}
.footer-nav{display:flex;gap:32px}
.footer-nav a{font-size:0.8rem;font-weight:500;color:var(--text-light);transition:var(--transition)}
.footer-nav a:hover{color:var(--text)}
.footer-copy{font-size:0.7rem;color:var(--text-muted);margin-top:8px}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .hero{grid-template-columns:1fr;text-align:center;padding-top:100px}
  .hero-desc{margin-left:auto;margin-right:auto}
  .hero-actions{justify-content:center}
  .hero-visual{display:none}
  .service-item,.about-grid,.contact-inner{grid-template-columns:1fr;gap:40px}
  .service-reverse{direction:rtl}
  .service-reverse .service-content{direction:rtl}
  .stats-row{justify-content:center}
}
@media(max-width:640px){
  .nav-links{position:fixed;top:68px;left:0;right:0;background:var(--white);border-bottom:1px solid var(--border);flex-direction:column;padding:24px;gap:20px;transform:translateY(-100%);opacity:0;visibility:hidden;transition:var(--transition)}
  .nav-links.open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-toggle{display:flex}
  .nav-toggle.open span:nth-child(1){transform:translateY(3.25px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){transform:translateY(-3.25px) rotate(-45deg)}
  .section{padding:60px 20px}
  .services-list{gap:60px}
  .stats-row{flex-direction:column;gap:20px;text-align:center}
  .footer-nav{flex-wrap:wrap;justify-content:center;gap:20px}
}