:root {
    --primary: #1a56db;
    --primary-dark: #0f3b8a;
    --primary-light: #3b82f6;
    --secondary: #0a0a1a;
    --secondary-light: #1a1a3a;
    --gold: #f6b026;
    --gold-dark: #e8960e;
    --bg-light: #f0f4f8;
    --bg-white: #ffffff;
    --text-dark: #1a202c;
    --text-gray: #475569;
    --text-light: #94a3b8;
    --shadow-sm: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 35px rgba(0,0,0,0.10);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
    --shadow-primary: 0 8px 30px rgba(26,86,219,0.30);
    --shadow-gold: 0 8px 30px rgba(246,176,38,0.35);
    --radius: 30px;
    --radius-sm: 16px;
    --radius-xs: 10px;
    --transition: all 0.4s cubic-bezier(0.25,0.46,0.45,0.94);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Vazirmatn',sans-serif;background:var(--bg-light);color:var(--text-dark);line-height:1.8;overflow-x:hidden}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
a{text-decoration:none;color:inherit}
ul{list-style:none}

@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse{0%,100%{box-shadow:0 4px 20px rgba(26,86,219,0.25)}50%{box-shadow:0 4px 40px rgba(26,86,219,0.45)}}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-20px) scale(1.1)}}
@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 38px;border-radius:60px;font-weight:700;font-size:1rem;border:none;cursor:pointer;transition:var(--transition);text-decoration:none;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);font-family:inherit;line-height:1.4}
.btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.25),transparent);transition:0.6s}
.btn:hover::before{left:100%}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:var(--shadow-primary)}
.btn-primary:hover{transform:translateY(-4px) scale(1.03);box-shadow:0 14px 40px rgba(26,86,219,0.45)}
.btn-primary:active{transform:scale(0.95)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#fff;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-4px) scale(1.03);box-shadow:0 14px 40px rgba(246,176,38,0.50)}
.btn-gold:active{transform:scale(0.95)}
.btn-outline{background:transparent;color:var(--text-dark);border:2.5px solid var(--text-dark);box-shadow:none}
.btn-outline:hover{background:var(--text-dark);color:#fff;transform:translateY(-4px);box-shadow:var(--shadow-md)}
.btn-outline:active{transform:scale(0.95)}
.btn-white{background:#fff;color:var(--primary);box-shadow:var(--shadow-md)}
.btn-white:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);background:#f8fafc}
.btn-sm{padding:10px 24px;font-size:0.85rem}
.btn-lg{padding:18px 48px;font-size:1.1rem}
.btn-block{width:100%;justify-content:center}
.btn i{font-size:1.1rem;transition:var(--transition)}
.btn:hover i{transform:translateX(-4px)}

header{background:rgba(10,10,26,0.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:#fff;padding:12px 0;position:sticky;top:0;z-index:9999;border-bottom:3px solid var(--primary);box-shadow:0 8px 40px rgba(0,0,0,0.35)}
.header-flex{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px}
.logo{display:flex;align-items:center;gap:14px}
.logo-icon{width:50px;height:50px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:#fff;box-shadow:0 4px 20px rgba(26,86,219,0.30);transition:var(--transition);flex-shrink:0}
.logo:hover .logo-icon{transform:rotate(-12deg) scale(1.08)}
.logo-text h1{font-size:1.5rem;font-weight:900;line-height:1.2;background:linear-gradient(to left,#fff,#e2e8f0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.logo-text span{font-size:0.75rem;color:var(--primary-light);font-weight:400;-webkit-text-fill-color:var(--primary-light);display:block}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav-links a{color:#e2e8f0;padding:8px 14px;border-radius:60px;transition:var(--transition);font-size:0.9rem;display:flex;align-items:center;gap:6px;position:relative}
.nav-links a i{font-size:0.85rem}
.nav-links a.active{color:#fff;background:rgba(26,86,219,0.20)}
.nav-links a::after{content:'';position:absolute;bottom:2px;left:50%;width:0;height:2px;background:var(--primary);transition:var(--transition);transform:translateX(-50%)}
.nav-links a:hover::after{width:60%}
.nav-links a:hover{color:#fff;background:rgba(26,86,219,0.10)}
.nav-cta{background:var(--gold)!important;padding:8px 24px!important;border-radius:60px!important;font-weight:700!important;color:#fff!important;box-shadow:var(--shadow-gold)}
.nav-cta::after{display:none!important}
.nav-cta:hover{background:var(--gold-dark)!important;transform:scale(1.05)!important;color:#fff!important}
.mobile-toggle{display:none;font-size:1.8rem;cursor:pointer;color:#fff;padding:8px 14px;border-radius:12px;transition:var(--transition);background:rgba(255,255,255,0.05);border:none;font-family:inherit}
.mobile-toggle:hover{background:rgba(255,255,255,0.12)}

.hero{padding:90px 0 70px;background:linear-gradient(160deg,#f8fafc 0%,#e9edf4 100%);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40%;right:-15%;width:700px;height:700px;background:radial-gradient(circle,rgba(26,86,219,0.06),transparent 70%);border-radius:50%;animation:float 20s ease-in-out infinite}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(246,176,38,0.05),transparent 70%);border-radius:50%;animation:float 25s ease-in-out infinite reverse}
.hero-grid{display:flex;align-items:center;gap:60px;flex-wrap:wrap;position:relative;z-index:2}
.hero-text{flex:1 1 420px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:8px 28px;border-radius:60px;font-size:0.8rem;font-weight:700;margin-bottom:22px;box-shadow:var(--shadow-primary);animation:pulse 2s ease-in-out infinite}
.hero-text h2{font-size:3.2rem;font-weight:900;line-height:1.15;color:var(--secondary)}
.hero-text h2 .highlight{color:var(--primary);position:relative;display:inline-block}
.hero-text h2 .highlight::after{content:'';position:absolute;bottom:4px;left:0;width:100%;height:10px;background:rgba(26,86,219,0.15);border-radius:10px;z-index:-1}
.hero-text .subtitle{font-size:1.2rem;color:var(--text-gray);margin:22px 0 28px;max-width:520px;line-height:2}
.hero-stats{display:flex;gap:45px;margin:30px 0 35px;padding:20px 0;border-top:2px solid rgba(0,0,0,0.04);border-bottom:2px solid rgba(0,0,0,0.04)}
.stat-item{text-align:center}
.stat-number{font-size:2.2rem;font-weight:900;color:var(--primary);display:block;line-height:1.2}
.stat-number .plus{font-size:1.4rem}
.stat-label{font-size:0.85rem;color:var(--text-gray);font-weight:500}
.btn-group{display:flex;gap:18px;flex-wrap:wrap}
.hero-image{flex:1 1 300px;text-align:center}

footer{background:#0a0a16;color:#b0b0c0;padding:60px 0 25px;border-top:1px solid rgba(255,255,255,0.04)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px}
.footer-brand h3{color:#fff;font-size:1.4rem;font-weight:900;margin-bottom:10px}
.footer-brand h3 span{color:var(--gold)}
.footer-brand p{font-size:0.95rem;max-width:280px;margin-bottom:16px;color:#c0c0d0;line-height:1.9}
.footer-social{display:flex;gap:14px;font-size:1.4rem}
.footer-social a{color:#b0b0c0;transition:var(--transition);width:44px;height:44px;background:rgba(255,255,255,0.04);border-radius:50%;display:flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer}
.footer-social a:hover{color:#fff;background:var(--primary);transform:translateY(-4px)}
.footer-grid h4{color:#fff;margin-bottom:16px;font-weight:700;font-size:1.05rem}
.footer-grid ul{list-style:none}
.footer-grid ul li{margin:8px 0}
.footer-grid ul li a{color:#c0c0d0;text-decoration:none;transition:var(--transition);font-size:0.9rem;display:flex;align-items:center;gap:6px}
.footer-grid ul li a i{font-size:0.6rem;transition:var(--transition)}
.footer-grid ul li a:hover{color:var(--gold);padding-right:4px}
.footer-grid ul li a:hover i{transform:translateX(-4px)}
.footer-grid ul li i{margin-left:8px;width:20px;color:var(--gold)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.04);padding-top:22px;margin-top:40px;text-align:center;font-size:0.85rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom a{color:#b0b0c0;text-decoration:none;transition:var(--transition);cursor:pointer}
.footer-bottom a:hover{color:var(--gold)}
.btn-back{display:inline-flex;align-items:center;gap:8px;color:var(--text-gray);text-decoration:none;font-weight:500;transition:var(--transition);margin-bottom:20px}
.btn-back:hover{color:var(--primary);transform:translateX(-4px)}

@media(max-width:1024px){.hero-text h2{font-size:2.6rem}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){
    .header-flex{flex-direction:row;flex-wrap:wrap}
    .nav-links{display:none!important;width:100%;flex-direction:column;align-items:stretch;gap:4px;padding:16px 0 8px;border-top:1px solid rgba(255,255,255,0.06);margin-top:12px}
    .nav-links.show{display:flex!important;animation:slideDown 0.3s ease forwards}
    .nav-links a{padding:12px 18px;text-align:center;border-radius:12px;justify-content:center;font-size:0.95rem;width:100%;background:rgba(255,255,255,0.03);border-bottom:1px solid rgba(255,255,255,0.04)}
    .nav-links a:last-child{border-bottom:none}
    .nav-links a::after{display:none}
    .nav-links a i{font-size:1rem;width:24px}
    .nav-links a.active{background:rgba(26,86,219,0.25)}
    .nav-links a:hover{background:rgba(26,86,219,0.15)}
    .nav-cta{background:var(--gold)!important;margin-top:6px;padding:14px!important;font-size:1rem!important;border-radius:12px!important;box-shadow:var(--shadow-gold);color:#fff!important}
    .nav-cta:hover{background:var(--gold-dark)!important;transform:scale(1.02)!important}
    .mobile-toggle{display:block}
    .hero{padding:50px 0 40px}
    .hero-text h2{font-size:2rem}
    .hero-stats{gap:24px;flex-wrap:wrap;justify-content:center}
    .stat-number{font-size:1.6rem}
    .section-title{font-size:2rem}
    .footer-grid{grid-template-columns:1fr;text-align:center}
    .footer-social{justify-content:center}
    .footer-bottom{justify-content:center;text-align:center}
    .btn-group{justify-content:center}
    .btn{padding:12px 28px;font-size:0.9rem}
    .services-grid-section .grid{grid-template-columns:1fr}
    .service-item .btn-group{flex-direction:column}
    .service-item .btn-group .btn{width:100%}
}
@media(max-width:480px){
    .hero-text h2{font-size:1.6rem}
    .hero-text .subtitle{font-size:1rem}
    .container{padding:0 16px}
    .btn{padding:10px 22px;font-size:0.85rem}
    .btn-lg{padding:14px 32px;font-size:1rem}
    .section-title{font-size:1.6rem}
    .logo-text h1{font-size:1.2rem}
    .logo-icon{width:42px;height:42px;font-size:18px}
    .service-item{padding:28px 20px}
    .btn-group .btn{width:100%;justify-content:center}
}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg-light)}
::-webkit-scrollbar-thumb{background:var(--primary);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:var(--primary-dark)}
::selection{background:var(--primary);color:#fff}
:focus{outline:2px solid var(--primary);outline-offset:2px}