:root{--primary-color:#f28482;--secondary-color:#3d405b;--bg-light:#fffbf5;--white:#fff;--text-dark:#3d405b;--text-muted:#666;--font-family:"Inter", sans-serif;--hybrid-blue:#3498db}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);background-color:var(--white);color:var(--text-dark);line-height:1.6;overflow-x:hidden}section{padding:100px 0}.container{max-width:1200px;margin:0 auto;padding:0 20px}h1,h2,h3,h4{font-weight:800;line-height:1.2}span{color:var(--primary-color)}.btn{cursor:pointer;border:none;border-radius:50px;padding:16px 36px;font-weight:700;text-decoration:none;transition:all .3s;display:inline-block}.btn-primary{background-color:var(--primary-color);color:#fff;box-shadow:0 4px 15px #f284824d}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 25px #f2848266}.reveal{opacity:0;transition:all .8s ease-out;transform:translateY(30px)}.reveal.visible{opacity:1;transform:translateY(0)}.header-spacer{height:80px}.institute-hero{background-color:var(--bg-light);text-align:center;padding:120px 0 80px}.institute-hero h1{color:var(--secondary-color);margin-bottom:25px;font-size:clamp(2.5rem,5vw,4rem)}.institute-hero p{color:var(--text-muted);max-width:700px;margin:0 auto 40px;font-size:1.15rem}.sync-diagram{flex-wrap:nowrap;justify-content:center;align-items:center;gap:0;margin-top:60px;display:flex}.sync-box{text-align:center;z-index:2;background:#fff;border:1px solid #eee;border-radius:20px;width:280px;padding:30px;position:relative;box-shadow:0 10px 30px #0000000d}.sync-icon{color:var(--secondary-color);margin-bottom:20px;font-size:3rem}.sync-title{margin-bottom:10px;font-weight:700}.sync-desc{color:#666;font-size:.85rem}.sync-line{background:#eee;border-radius:4px;flex:1;min-width:60px;max-width:150px;height:4px;margin:0 15px;position:relative}.sync-dot{background:var(--primary-color);border-radius:50%;width:12px;height:12px;animation:2s linear infinite data-flow;position:absolute;top:-4px;left:0}@keyframes data-flow{0%{opacity:0;left:0}10%{opacity:1}90%{opacity:1}to{opacity:0;left:100%}}.features-grid{grid-template-columns:repeat(4,1fr);gap:30px;margin-top:60px;display:grid}@media (width<=1100px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=768px){.features-grid{grid-template-columns:1fr}}.feat-card{background:#fff;border:1px solid #eee;border-radius:16px;padding:30px;transition:all .3s}.feat-card:hover{border-color:var(--primary-color);transform:translateY(-5px)}.feat-icon{color:var(--primary-color);margin-bottom:20px;font-size:2rem}.feat-card h3{color:var(--secondary-color);margin-bottom:10px}.feat-card p{color:var(--text-muted);font-size:.95rem}.parent-section{background:#fff}.split-grid{grid-template-columns:1fr 1fr;align-items:center;gap:60px;display:grid}.phone-mockup{background:#333;border-radius:30px;max-width:300px;margin:0 auto;padding:10px;box-shadow:0 20px 50px #0003}.phone-screen{background:#e5ddd5;border-radius:20px;flex-direction:column;height:450px;display:flex;position:relative;overflow:hidden}.chat-header{color:#fff;background:#075e54;align-items:center;gap:10px;padding:15px;display:flex}.chat-body{flex-direction:column;flex:1;gap:15px;padding:15px;display:flex}.msg{background:#fff;border-radius:8px;max-width:85%;padding:10px;font-size:.85rem;position:relative;box-shadow:0 1px 2px #0000001a}.msg:before{content:"";border:8px solid #0000;border-top-color:#fff;position:absolute;top:0;left:-8px}.msg-meta{color:#999;text-align:right;margin-top:5px;font-size:.65rem}.hardware-section{background:var(--secondary-color);color:#fff;text-align:center;padding:80px 0}.hw-grid{flex-wrap:wrap;justify-content:center;gap:40px;margin-top:50px;display:flex}.hw-item{background:#ffffff1a;border-radius:16px;width:200px;padding:30px;transition:all .3s}.hw-item:hover{background:#fff3;transform:translateY(-5px)}.hw-item i{color:var(--primary-color);margin-bottom:15px;font-size:3rem}@media (width<=992px){.sync-diagram{flex-direction:column;gap:0}.sync-line{z-index:1;flex:none;width:4px;min-height:80px;margin:-20px 0;transform:rotate(90deg)}.sync-dot{animation:2s linear infinite data-flow-vert}@keyframes data-flow-vert{0%{opacity:0;top:0}10%{opacity:1}90%{opacity:1}to{opacity:0;top:100%}}.split-grid{text-align:center;grid-template-columns:1fr;gap:40px}.features-grid{grid-template-columns:1fr}.hero-grid{text-align:center}.phone-mockup{margin-top:30px}}.chat-container{background:#f0f2f5;border:8px solid #333;border-radius:20px;max-width:350px;margin:0 auto;padding:30px}.chat-bubble{background:#fff;border-radius:0 15px 15px;margin-bottom:15px;padding:15px;font-size:.85rem;position:relative;box-shadow:0 2px 5px #0000000d}.chat-bubble.sent{background:#dcf8c6;border-radius:15px 0 15px 15px;margin-left:auto}.security-section{color:#fff;background:#1a1c2c;padding:80px 0}.lock-icon-box{width:80px;height:80px;color:var(--primary-color);background:#ffffff1a;border-radius:50%;place-items:center;margin:0 auto 20px;font-size:2rem;display:grid}.stats-grid{text-align:center;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px;display:grid}.stat-box{background:#fff;border:1px solid #eee;border-radius:12px;padding:20px}.stat-number{color:var(--secondary-color);font-size:2rem;font-weight:800}