:root{--shadow-sm: 0 2px 4px rgba(0,0,0,.05);--shadow-md: 0 4px 8px rgba(0,0,0,.1);--shadow-lg: 0 8px 24px rgba(0,0,0,.12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--transition: all .3s ease}.landing-wrapper{background:linear-gradient(135deg,#f8f9fa,#fff);overflow:hidden}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.navbar{position:fixed;top:0;left:0;width:100%;background:rgba(255,255,255,.98);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:1000;padding:16px 0;box-shadow:var(--shadow-sm)}.navbar .container{display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.5rem;color:var(--primary-color)}.logo-icon{font-size:1.8rem;background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.nav-links{display:flex;gap:16px}.auth-buttons{display:flex;align-items:center;gap:16px}.auth-buttons .btn{padding:10px 24px;display:flex;align-items:center;gap:8px;font-weight:500;transition:all .3s ease}.auth-buttons .btn i{font-size:1.1rem}.auth-buttons .btn:hover{transform:translateY(-2px)}.hero{padding:140px 0 80px;position:relative;overflow:hidden;min-height:85vh}.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.hero-content{position:relative;z-index:10}.hero h1{font-size:3.5rem;font-weight:800;line-height:1.2;margin-bottom:24px}.hero .highlight{background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.subtitle{font-size:1.25rem;color:var(--text-light);margin-bottom:32px;max-width:500px}.cta-buttons{display:flex;align-items:center;gap:24px;margin-bottom:40px}.btn-large{padding:16px 32px;font-size:1.1rem;font-weight:600;border-radius:var(--radius-md)}.pulse{animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1);box-shadow:0 0 rgba(66,133,244,.4)}70%{transform:scale(1);box-shadow:0 0 0 10px rgba(66,133,244,0)}to{transform:scale(1);box-shadow:0 0 rgba(66,133,244,0)}}.demo-btn{display:flex;align-items:center;gap:10px;cursor:pointer;font-weight:500;color:var(--text-dark)}.demo-btn i{font-size:1.6rem;color:var(--primary-color);transition:var(--transition)}.demo-btn:hover i{transform:scale(1.1)}.powered-by{display:flex;flex-direction:column;gap:12px}.powered-by span{font-size:.9rem;color:var(--text-light)}.tech-badges{display:flex;gap:16px}.badge{display:flex;align-items:center;gap:8px;padding:8px 16px;background:#fff;border-radius:30px;box-shadow:var(--shadow-sm);font-size:.9rem}.badge i{color:var(--primary-color)}.hero-visual{position:relative;z-index:10}.dashboard-preview{position:relative;max-width:100%;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}.dashboard-preview img{width:100%;border-radius:var(--radius-lg);transform:translateY(0);transition:transform .5s ease}.dashboard-preview:hover img{transform:translateY(-5px)}.floating-card{position:absolute;padding:12px 16px;background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-md);display:flex;align-items:center;gap:8px;font-weight:500;font-size:.9rem}.card-performance{top:20px;right:-20px}.card-performance i{color:#34a853}.card-plan{bottom:30px;left:-20px}.card-plan i{color:var(--primary-color)}.hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 90% 10%,rgba(66,133,244,.1) 0%,transparent 70%),radial-gradient(circle at 10% 90%,rgba(52,168,83,.1) 0%,transparent 70%);z-index:1}.features{padding:80px 0;background:#fff}.features h2{text-align:center;margin-bottom:48px;font-size:2.5rem;font-weight:700}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}.feature-card{background:#fff;padding:32px 24px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:var(--transition);display:flex;flex-direction:column;align-items:center;text-align:center}.feature-card:hover{transform:translateY(-8px)}.icon-container{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.icon-container i{font-size:24px;color:#fff}.icon-blue{background:linear-gradient(135deg,#4285f4,#4285f4)}.icon-green{background:linear-gradient(135deg,#34a853,#34a853)}.icon-yellow{background:linear-gradient(135deg,#fbbc05,#fbbc05)}.icon-red{background:linear-gradient(135deg,#ea4335,#ea4335)}.feature-card h3{font-size:1.4rem;margin-bottom:12px}.feature-card p{color:var(--text-light);font-size:1rem;line-height:1.6}.footer{background:var(--text-dark);color:#fff;padding:60px 0 20px}.footer-content{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:40px}.footer-brand{display:flex;flex-direction:column;gap:16px}.footer-brand span{font-size:1.5rem;font-weight:700}.social-links{display:flex;gap:16px;margin-top:12px}.social-link{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.1);color:#fff;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.social-link:hover{background:var(--primary-color);transform:translateY(-3px)}.footer-tech ul,.footer-team ul{list-style:none;padding:0;margin-top:16px}.footer-tech li,.footer-team li{margin-bottom:12px;display:flex;align-items:center;gap:8px}.footer-tech i{color:var(--primary-color)}.challenge-badge{margin-top:16px;width:150px;margin-bottom:10px}.copyright{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;color:rgba(255,255,255,.6);font-size:.9rem}.github-box{display:flex;align-items:center;gap:12px;padding:12px 16px;background:rgba(255,255,255,.1);border-radius:8px;color:#fff;text-decoration:none;transition:var(--transition);margin-top:16px;width:fit-content}.github-box:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}.github-box i{font-size:20px}.github-box span{font-size:.9rem;font-weight:500}.team-logos{display:flex;flex-direction:column;gap:20px;margin-top:16px}.team-logo{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.team-logo img{height:40px;width:auto;object-fit:contain}.team-logo span{font-size:.9rem;color:rgba(255,255,255,.7)}.logo-badge{width:40px;height:40px;border-radius:50%;background:var(--gradient-primary);color:#fff;margin-top:2rem}@media (max-width: 900px){.hero .container{grid-template-columns:1fr}.hero-content{text-align:center;order:1}.hero-visual{order:0;margin-bottom:40px}.subtitle,.cta-buttons,.powered-by{margin-left:auto;margin-right:auto}.cta-buttons,.tech-badges{justify-content:center}.hero h1{font-size:2.5rem}.logo-badge{width:40px;height:40px;border-radius:50%;background:var(--gradient-primary);color:#fff;margin-top:2rem}}@media (max-width: 768px){.footer-content{grid-template-columns:1fr;gap:32px;text-align:center}.feature-card{padding:24px 20px}.navbar{padding:12px 0}.github-box{margin:16px auto}.team-logos,.team-logo{align-items:center}.footer-tech ul,.footer-tech li{justify-content:center}.logo-badge{width:40px;height:40px;border-radius:50%;background:var(--gradient-primary);color:#fff;margin-top:2rem}}