/* === Reset & Base === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0b0f19;--bg2:#111827;--bg3:#1a2236;--card:#151d30;
  --accent:#34d399;--accent2:#6ee7b7;--accent3:#059669;
  --text:#e2e8f0;--text2:#94a3b8;--white:#fff;
  --border:#1e293b;--gradient:linear-gradient(135deg,#34d399,#818cf8);
  --radius:12px;--shadow:0 4px 24px rgba(0,0,0,.4);
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}
a{color:var(--accent2);text-decoration:none;transition:color .2s}
a:hover{color:var(--white)}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* === Navbar === */
.navbar{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(11,15,25,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:0 0}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:70px}
.nav-brand{font-size:1.3rem;font-weight:700;color:var(--white);letter-spacing:.5px}
.nav-brand span{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{color:var(--text2);font-weight:500;font-size:.95rem;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--gradient);transition:width .3s}
.nav-links a:hover{color:var(--white)}
.nav-links a:hover::after{width:100%}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text);transition:all .3s}

/* === Hero === */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden;padding:120px 24px 80px}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 20%,rgba(52,211,153,.15),transparent 60%),radial-gradient(ellipse at 70% 80%,rgba(129,140,248,.1),transparent 50%);pointer-events:none}
.hero h1{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800;line-height:1.2;margin-bottom:20px;color:var(--white)}
.hero h1 span{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{font-size:clamp(1rem,2vw,1.25rem);color:var(--text2);max-width:680px;margin:0 auto 36px}
.btn{display:inline-block;padding:14px 36px;border-radius:50px;font-weight:600;font-size:1rem;transition:all .3s;cursor:pointer;border:none}
.btn-primary{background:var(--gradient);color:var(--white);box-shadow:0 4px 20px rgba(52,211,153,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(52,211,153,.5);color:var(--white)}
.btn-outline{border:2px solid var(--accent);color:var(--accent2);background:transparent}
.btn-outline:hover{background:var(--accent);color:var(--white)}

/* === Section === */
.section{padding:100px 0}
.section-title{text-align:center;margin-bottom:60px}
.section-title h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;color:var(--white);margin-bottom:12px}
.section-title p{color:var(--text2);font-size:1.1rem;max-width:600px;margin:0 auto}
.gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}

/* === Cards Grid === */
.grid{display:grid;gap:28px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(400px,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:36px;transition:all .3s;position:relative;overflow:hidden}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient);opacity:0;transition:opacity .3s}
.card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}
.card-icon{width:56px;height:56px;border-radius:14px;background:var(--gradient);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px;color:var(--white)}
.card h3{font-size:1.25rem;color:var(--white);margin-bottom:10px}
.card p{color:var(--text2);font-size:.95rem}

/* === Stats === */
.stats{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;text-align:center}
.stat-number{font-size:clamp(2rem,4vw,3rem);font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{color:var(--text2);font-size:.95rem;margin-top:4px}

/* === About Page === */
.page-header{padding:140px 0 60px;text-align:center;background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%)}
.page-header h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;color:var(--white);margin-bottom:12px}
.content-page{padding:60px 0 100px}
.content-section{margin-bottom:48px}
.content-section h2{font-size:1.5rem;color:var(--white);margin-bottom:16px;padding-left:16px;border-left:3px solid var(--accent)}
.content-section h3{font-size:1.15rem;color:var(--accent2);margin:20px 0 10px}
.content-section p{color:var(--text2);margin-bottom:14px}
.content-section ul{list-style:none;padding:0;margin-bottom:16px}
.content-section li{color:var(--text2);padding:6px 0 6px 24px;position:relative}
.content-section li::before{content:'▸';position:absolute;left:0;color:var(--accent)}

/* === Team === */
.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px}
.team-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;text-align:center;transition:all .3s}
.team-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.team-avatar{width:90px;height:90px;border-radius:50%;background:var(--gradient);margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--white)}
.team-card h3{color:var(--white);margin-bottom:4px}
.team-card .role{color:var(--accent2);font-size:.9rem;margin-bottom:10px}
.team-card p{color:var(--text2);font-size:.88rem}

/* === Contact === */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info{display:flex;flex-direction:column;gap:24px}
.contact-item{display:flex;gap:16px;align-items:flex-start}
.contact-item-icon{width:48px;height:48px;border-radius:12px;background:var(--gradient);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.2rem}
.contact-item h4{color:var(--white);margin-bottom:4px}
.contact-item p,.contact-item a{color:var(--text2);font-size:.95rem}
.contact-form{display:flex;flex-direction:column;gap:16px}
.form-group input,.form-group textarea{width:100%;padding:14px 18px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:.95rem;font-family:inherit;transition:border-color .3s}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent)}
.form-group textarea{min-height:140px;resize:vertical}

/* === Footer === */
.footer{background:var(--bg2);border-top:1px solid var(--border);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand h3{font-size:1.2rem;color:var(--white);margin-bottom:12px}
.footer-brand p{color:var(--text2);font-size:.9rem;max-width:320px}
.footer-links h4{color:var(--white);margin-bottom:16px;font-size:1rem}
.footer-links ul{list-style:none}
.footer-links li{margin-bottom:8px}
.footer-links a{color:var(--text2);font-size:.9rem}
.footer-links a:hover{color:var(--accent2)}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0;text-align:center;color:var(--text2);font-size:.85rem}
.footer-bottom a{color:var(--text2)}

/* === Back to Top === */
.back-to-top{position:fixed;bottom:30px;right:30px;width:44px;height:44px;border-radius:50%;background:var(--gradient);border:none;color:var(--white);font-size:1.3rem;cursor:pointer;opacity:0;visibility:hidden;transition:all .3s;z-index:999;box-shadow:0 4px 16px rgba(52,211,153,.4)}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-3px)}

/* === Responsive === */
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:var(--bg2);flex-direction:column;padding:20px 24px;gap:16px;border-bottom:1px solid var(--border)}
  .nav-links.active{display:flex}
  .nav-toggle{display:flex}
  .contact-grid,.footer-grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .hero{min-height:auto;padding:140px 0 80px}
}