@import"https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700;900&family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-body: #000000;--bg-card: #111111;--bg-nav: rgba(0, 0, 0, .95);--bg-input: #1a1a1a;--text-main: #ffffff;--text-muted: #9ca3af;--border-color: #1e293b;--primary: #3b82f6;--primary-rgb: 59, 130, 246}[data-theme=light]{--bg-body: #ffffff;--bg-card: #ffffff;--bg-nav: rgba(255, 255, 255, .95);--bg-input: #f1f5f9;--text-main: #000000;--text-muted: #475569;--border-color: #e2e8f0}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,system-ui,sans-serif;background:var(--bg-body);color:var(--text-main);min-height:100vh;transition:background .3s,color .3s}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:var(--primary);border-radius:9px}a{text-decoration:none;color:inherit}.pf{font-family:Playfair Display,serif}.wrapper{max-width:1100px;margin:0 auto;padding:0 24px}.section-padding{padding:96px 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.3s}.navbar.scrolled{background:var(--bg-nav);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color)}.nav-content{display:flex;align-items:center;justify-content:space-between;height:64px}.nav-logo{font-weight:900;fontSize:22px;color:var(--text-main)}.nav-links{display:flex;gap:28px;align-items:center}.nav-item{cursor:pointer;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);transition:color .2s}.nav-item.active{color:var(--primary)}.mobile-btn{display:none;background:none;border:1px solid var(--border-color);color:var(--text-main);font-size:18px;cursor:pointer;border-radius:8px;padding:6px 12px}.mobile-menu{background:var(--bg-card);border-top:1px solid var(--border-color);padding:16px 24px;display:flex;flex-direction:column;gap:18px}.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden}.hero-blob{position:absolute;border-radius:50%;pointer-events:none}.blob-1{top:-120px;right:-120px;width:700px;height:700px;background:radial-gradient(circle,rgba(var(--primary-rgb),.1) 0%,transparent 65%)}.blob-2{bottom:-80px;left:-160px;width:500px;height:500px;background:radial-gradient(circle,rgba(99,102,241,.07) 0%,transparent 65%)}.hero-grid{display:grid;grid-template-columns:1fr 260px;gap:48px;align-items:center}.hero-title{font-size:clamp(46px,7vw,84px);font-weight:900;line-height:1.04;color:var(--text-main);margin-bottom:20px}.hero-desc{font-size:clamp(15px,1.8vw,18px);color:var(--text-muted);max-width:500px;line-height:1.8;margin-bottom:36px}.status-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(var(--primary-rgb),.08);border:1px solid rgba(var(--primary-rgb),.2);border-radius:99px;padding:7px 18px;margin-bottom:26px}.status-dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px #22c55e;display:inline-block}.hero-avatar{display:flex;flex-direction:column;align-items:center;gap:20px}.avatar-circle{width:200px;height:200px;border-radius:50%;background:linear-gradient(135deg,var(--primary) 0%,#1d4ed8 100%);display:flex;align-items:center;justify-content:center;font-size:80px;box-shadow:0 0 0 8px rgba(var(--primary-rgb),.1),0 0 60px rgba(var(--primary-rgb),.3)}.social-link{width:40px;height:40px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;transition:border-color .2s;color:var(--text-main)}.social-link:hover{border-color:var(--primary)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:64px}.grid-4{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grid-projects{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}.grid-certs{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px}.grid-contact{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}@keyframes fadeUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.anim-fade{animation:fadeUp .9s ease both}.anim-pulse{animation:pulse 2s infinite}.theme-toggle{background:none;border:1px solid var(--border-color);border-radius:8px;cursor:pointer;padding:6px 10px;font-size:16px;transition:all .2s;color:var(--text-main)}.theme-toggle:hover{background:var(--border-color)}.contact-form{margin-top:30px;text-align:left;background:var(--bg-card);padding:30px;border-radius:16px;border:1px solid var(--border-color)}.form-group{margin-bottom:16px}.contact-form input,.contact-form textarea{width:100%;background:var(--bg-input);border:1px solid var(--border-color);border-radius:8px;padding:12px 16px;color:var(--text-main);font-family:inherit;font-size:14px;outline:none;transition:border-color .2s;display:block}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--primary)}.contact-form input.error,.contact-form textarea.error{border-color:#ef4444}.error-msg{color:#ef4444;font-size:12px;margin-top:5px;display:block}.scroll-top-btn{position:fixed;bottom:30px;right:30px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;border:none;font-size:20px;cursor:pointer;box-shadow:0 4px 14px rgba(var(--primary-rgb),.4);opacity:0;transform:translateY(20px);transition:all .3s ease;z-index:100;pointer-events:none}.scroll-top-btn.visible{opacity:1;transform:translateY(0);pointer-events:auto}.scroll-top-btn:hover{background:#2563eb;transform:translateY(-3px)}@media (max-width:768px){.nav-links{display:none!important}.mobile-btn{display:flex!important}.hero-grid,.grid-2{grid-template-columns:1fr!important}.grid-4,.grid-contact{grid-template-columns:1fr 1fr!important}.hero-avatar{display:none!important}}@media (max-width:480px){.grid-4,.grid-contact{grid-template-columns:1fr!important}}