:root{--zetta-cyan-neon:#08eff1;--zetta-cyan-mid:#0aabd1;--zetta-navy-deep:#071c44;--zetta-navy-slate:#1f3e6b;--zetta-bg-dark:#050b14;--zetta-card-bg:linear-gradient(145deg,rgba(10,20,38,0.85),rgba(7,28,68,0.4));--zetta-text-light:#f0f6fc;--zetta-text-muted:#8a99ad;}*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',system-ui,sans-serif;}body{background:var(--zetta-bg-dark);color:var(--zetta-text-light);overflow-x:hidden;position:relative;}header{display:flex;justify-content:space-between;align-items:center;padding:18px 8%;background:rgba(7,28,68,0.55);backdrop-filter:blur(12px);border-bottom:1px solid rgba(8,239,241,0.15);position:sticky;top:0;z-index:100;}.brand-container{display:flex;align-items:center;gap:12px;}.brand-logo-img{height:42px;width:auto;object-fit:contain;}.brand-text-single{font-size:1.6rem;font-weight:800;color:var(--zetta-cyan-neon);letter-spacing:1.5px;text-transform:uppercase;text-shadow:0 0 10px rgba(8,239,241,0.4);}.nav-links{display:flex;align-items:center;gap:35px;}.nav-links a{color:#a0aec0;text-decoration:none;font-size:0.98rem;font-weight:500;position:relative;padding:6px 0;transition:color 0.3s ease;}.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--zetta-cyan-neon);box-shadow:0 0 10px var(--zetta-cyan-neon);transition:width 0.3s ease;}.nav-links a:hover{color:#ffffff;}.nav-links a:hover::after{width:100%;}.hero{min-height:80vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 5%;}.badge{background:rgba(8,239,241,0.1);color:var(--zetta-cyan-neon);padding:8px 18px;border-radius:20px;border:1px solid rgba(8,239,241,0.3);font-size:0.85rem;margin-bottom:25px;box-shadow:0 0 12px rgba(8,239,241,0.2);}h1{font-size:3.5rem;max-width:900px;line-height:1.2;margin-bottom:20px;font-weight:800;}h1 .gradient{background:linear-gradient(90deg,#ffffff,var(--zetta-cyan-neon));-webkit-background-clip:text;-webkit-text-fill-color:transparent;}p.subtitle{font-size:1.2rem;color:var(--zetta-text-muted);max-width:680px;margin-bottom:35px;line-height:1.6;}.btn-cta{background:linear-gradient(135deg,var(--zetta-cyan-neon),var(--zetta-cyan-mid));color:var(--zetta-navy-deep);font-weight:700;padding:12px 30px;border-radius:8px;text-decoration:none;transition:all 0.3s ease;box-shadow:0 0 20px rgba(8,239,241,0.4);border:none;font-size:0.95rem;cursor:pointer;}.btn-cta:hover{transform:translateY(-3px);box-shadow:0 0 35px rgba(8,239,241,0.8);}.philosophy{padding:60px 8%;text-align:center;background:rgba(7,28,68,0.2);border-y:1px solid rgba(8,239,241,0.1);}.philosophy h2{font-size:2.2rem;margin-bottom:15px;color:#fff;}.philosophy p{color:var(--zetta-text-muted);max-width:800px;margin:0 auto;font-size:1.05rem;line-height:1.7;}.section-title{text-align:center;font-size:2.2rem;margin:70px 0 10px 0;color:#fff;}.section-subtitle{text-align:center;font-size:0.95rem;color:var(--zetta-cyan-neon);margin-bottom:40px;letter-spacing:0.5px;opacity:0.85;}.services{padding:0 8% 60px 8%;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;}@media (min-width:1100px){.services{grid-template-columns:repeat(4,1fr);}}.card{background:var(--zetta-card-bg);border:1px solid rgba(8,239,241,0.15);border-top:3px solid rgba(8,239,241,0.3);border-radius:16px;padding:24px;transition:all 0.4s ease;backdrop-filter:blur(12px);cursor:pointer;overflow:hidden;}.card:hover{border-color:var(--zetta-cyan-neon);border-top:3px solid var(--zetta-cyan-neon);box-shadow:0 12px 30px rgba(8,239,241,0.25);transform:translateY(-5px);}.card-tag{font-size:0.7rem;font-weight:700;color:var(--zetta-cyan-neon);letter-spacing:1.2px;margin-bottom:12px;opacity:0.9;}.card-title-row{display:flex;align-items:center;gap:14px;}.icon-box{width:46px;height:46px;background:rgba(8,239,241,0.08);border:1px solid rgba(8,239,241,0.25);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0;transition:0.3s;}.card:hover .icon-box{background:rgba(8,239,241,0.2);border-color:var(--zetta-cyan-neon);box-shadow:0 0 15px rgba(8,239,241,0.4);}.card h3{font-size:1.15rem;color:#fff;font-weight:700;flex-grow:1;}.card-toggle-icon{font-size:1.3rem;color:var(--zetta-cyan-neon);font-weight:300;transition:transform 0.4s ease;}.card:hover .card-toggle-icon{transform:rotate(45deg);}.card-drawer{max-height:0;opacity:0;overflow:hidden;transition:max-height 0.5s cubic-bezier(0.4,0,0.2,1),opacity 0.4s ease,margin-top 0.3s ease;}.card:hover .card-drawer{max-height:180px;opacity:1;margin-top:18px;padding-top:14px;border-top:1px dashed rgba(8,239,241,0.2);}.card-drawer p{font-size:0.9rem;color:var(--zetta-text-muted);line-height:1.6;margin-bottom:14px;}.card-action{font-size:0.85rem;font-weight:700;color:var(--zetta-cyan-neon);display:flex;align-items:center;gap:6px;}.stack-container{padding:40px 8% 80px 8%;text-align:center;}.stack-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:15px;max-width:900px;margin:25px auto 0 auto;}.stack-chip{background:rgba(31,62,107,0.35);border:1px solid rgba(8,239,241,0.25);padding:12px 24px;border-radius:30px;font-size:0.92rem;color:#fff;transition:0.3s;font-weight:500;}.stack-chip:hover{border-color:var(--zetta-cyan-neon);background:rgba(8,239,241,0.15);box-shadow:0 0 15px rgba(8,239,241,0.3);transform:translateY(-2px);}footer{background:rgba(5,11,20,0.95);border-top:1px solid rgba(8,239,241,0.15);padding:40px 8% 30px 8%;display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center;}.footer-status{font-size:0.85rem;color:#10b981;background:rgba(16,185,129,0.1);padding:6px 16px;border-radius:20px;border:1px solid rgba(16,185,129,0.3);}.footer-copy{font-size:0.85rem;color:var(--zetta-text-muted);margin-top:10px;}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(5,11,20,0.85);backdrop-filter:blur(10px);display:none;justify-content:center;align-items:center;z-index:1000;}.modal-content{background:var(--zetta-navy-deep);border:1px solid var(--zetta-cyan-neon);border-radius:16px;padding:40px;max-width:500px;width:90%;box-shadow:0 0 40px rgba(8,239,241,0.3);position:relative;}.modal-close{position:absolute;top:15px;right:20px;font-size:1.5rem;color:#fff;cursor:pointer;}.modal-content h3{font-size:1.8rem;margin-bottom:10px;color:#fff;}.modal-content p{color:var(--zetta-text-muted);margin-bottom:20px;font-size:0.95rem;}.service-options{display:grid;gap:10px;margin-bottom:20px;}.opt-btn{background:rgba(255,255,255,0.05);border:1px solid rgba(8,239,241,0.2);padding:12px;border-radius:8px;color:#fff;text-align:left;transition:0.3s;font-size:0.9rem;cursor:pointer;}.opt-btn:hover{border-color:var(--zetta-cyan-neon);background:rgba(8,239,241,0.1);}.modal-input{width:100%;padding:14px 18px;background:rgba(255,255,255,0.05);border:1px solid rgba(8,239,241,0.3);border-radius:8px;color:#fff;font-size:0.95rem;margin-bottom:12px;outline:none;transition:border-color 0.3s ease;}.modal-input:focus{border-color:var(--zetta-cyan-neon);box-shadow:0 0 12px rgba(8,239,241,0.25);}.contact-section{padding:80px 8%;background:rgba(7,28,68,0.25);border-top:1px solid rgba(8,239,241,0.15);border-bottom:1px solid rgba(8,239,241,0.15);}.contact-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:50px;max-width:1200px;margin:0 auto;align-items:center;}.contact-info h2{font-size:2.2rem;color:#fff;margin-bottom:15px;}.contact-info p{color:var(--zetta-text-muted);line-height:1.7;font-size:1.05rem;margin-bottom:30px;}.contact-details{display:grid;gap:20px;}.info-item{display:flex;align-items:center;gap:15px;}.info-icon{font-size:1.5rem;width:48px;height:48px;background:rgba(8,239,241,0.1);border:1px solid rgba(8,239,241,0.25);border-radius:12px;display:flex;align-items:center;justify-content:center;}.info-item strong{color:#fff;display:block;font-size:0.95rem;}.info-item p{margin:0;font-size:0.9rem;color:var(--zetta-cyan-neon);}.contact-form{background:var(--zetta-card-bg);border:1px solid rgba(8,239,241,0.2);border-radius:16px;padding:35px;backdrop-filter:blur(12px);box-shadow:0 10px 30px rgba(5,11,20,0.5);}.contact-form h3{font-size:1.4rem;color:#fff;margin-bottom:20px;}.form-group{margin-bottom:18px;display:flex;flex-direction:column;gap:6px;}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px;}.form-group label{font-size:0.85rem;color:#a0aec0;font-weight:500;}.form-input{width:100%;padding:12px 16px;background:rgba(255,255,255,0.04);border:1px solid rgba(8,239,241,0.25);border-radius:8px;color:#fff;font-size:0.92rem;outline:none;transition:border-color 0.3s ease;}.form-input:focus{border-color:var(--zetta-cyan-neon);box-shadow:0 0 12px rgba(8,239,241,0.25);}select.form-input option{background:var(--zetta-navy-deep);color:#fff;}.textarea{resize:vertical;}.success-message{margin-top:15px;padding:12px;background:rgba(16,185,129,0.15);border:1px solid rgba(16,185,129,0.4);border-radius:8px;color:#10b981;font-size:0.9rem;text-align:center;}.form-alert-box{padding:12px 16px;border-radius:8px;font-size:0.88rem;margin-bottom:16px;display:flex;align-items:center;gap:10px;animation:fadeIn 0.3s ease-in-out;}.form-alert-error{background:rgba(239,68,68,0.12);border:1px solid rgba(239,68,68,0.4);color:#f87171;box-shadow:0 0 12px rgba(239,68,68,0.2);}.form-alert-success{background:rgba(16,185,129,0.12);border:1px solid rgba(16,185,129,0.4);color:#34d399;box-shadow:0 0 12px rgba(16,185,129,0.2);}@keyframes fadeIn{from{opacity:0;transform:translateY(-5px);}to{opacity:1;transform:translateY(0);}}.hero-actions{display:flex;gap:15px;align-items:center;justify-content:center;margin-bottom:45px;flex-wrap:wrap;}.btn-secondary{background:rgba(255,255,255,0.04);color:#fff;border:1px solid rgba(8,239,241,0.3);padding:12px 28px;border-radius:8px;text-decoration:none;font-weight:600;font-size:0.95rem;transition:all 0.3s ease;}.btn-secondary:hover{border-color:var(--zetta-cyan-neon);background:rgba(8,239,241,0.1);color:var(--zetta-cyan-neon);box-shadow:0 0 15px rgba(8,239,241,0.2);}.hero-stats{display:flex;align-items:center;justify-content:center;gap:35px;background:rgba(10,20,38,0.6);border:1px solid rgba(8,239,241,0.2);padding:18px 35px;border-radius:50px;backdrop-filter:blur(10px);box-shadow:0 10px 25px rgba(5,11,20,0.4);margin-top:10px;}.stat-item{text-align:center;}.stat-number{font-size:1.5rem;font-weight:800;color:var(--zetta-cyan-neon);text-shadow:0 0 10px rgba(8,239,241,0.4);line-height:1.1;}.stat-label{font-size:0.78rem;color:var(--zetta-text-muted);margin-top:4px;text-transform:uppercase;letter-spacing:0.5px;}.stat-divider{width:1px;height:28px;background:rgba(8,239,241,0.2);}@media (max-width:768px){.hero-stats{flex-direction:column;gap:15px;border-radius:16px;padding:20px;}.stat-divider{width:60%;height:1px;}}