/* StreamBrain - Liquid Glass Design System */
:root {
    --color-primary: #60a5fa;
    --color-secondary: #a78bfa;
    --color-accent: #f472b6;
    --color-success: #34d399;
    --glass-bg: rgba(255,255,255,0.05);
    --glass-border: rgba(255,255,255,0.1);
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.3);
    --glass-blur: blur(20px);
    --bg-dark: #0a0a1a;
    --text-primary: rgba(255,255,255,0.95);
    --text-secondary: rgba(255,255,255,0.7);
    --text-muted: rgba(255,255,255,0.5);
    --radius-soft: 1rem;
    --radius-full: 9999px;
    --transition-base: 0.3s cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-dark);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}
.bg-animation{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;overflow:hidden}
.bg-gradient{position:absolute;width:100%;height:100%;background:linear-gradient(135deg,#0a0a1a 0%,#1a1a3a 50%,#0a1a2a 100%)}
.floating-orb{position:absolute;border-radius:var(--radius-full);filter:blur(80px);opacity:0.4;animation:float 20s ease-in-out infinite}
.orb-1{width:600px;height:600px;background:var(--color-primary);top:-200px;right:-200px}
.orb-2{width:500px;height:500px;background:var(--color-secondary);bottom:-150px;left:-150px;animation-delay:-7s}
.orb-3{width:400px;height:400px;background:var(--color-accent);top:50%;left:50%;transform:translate(-50%,-50%);animation-delay:-14s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}25%{transform:translate(50px,-50px) scale(1.1)}50%{transform:translate(-30px,30px) scale(0.95)}75%{transform:translate(-50px,-30px) scale(1.05)}}
.glass-card{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-soft);box-shadow:var(--glass-shadow);transition:all var(--transition-base)}
.glass-card:hover{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.15)}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
.glass-nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:all var(--transition-base)}
.glass-nav.scrolled{background:rgba(10,10,26,0.8);backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--glass-border)}
.nav-container{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:0.5rem;text-decoration:none;color:var(--text-primary)}
.logo-icon{width:40px;height:40px}
.logo-text{font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;gap:2rem}
.nav-link{color:var(--text-secondary);text-decoration:none;font-size:0.9rem;font-weight:500;padding:0.5rem 0;position:relative;transition:color 0.15s}
.nav-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-full);transition:width var(--transition-base)}
.nav-link:hover,.nav-link.active{color:var(--text-primary)}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.nav-actions{display:flex;gap:1rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.5rem 1.5rem;border-radius:var(--radius-soft);font-size:0.9rem;font-weight:500;text-decoration:none;cursor:pointer;border:none;transition:all var(--transition-base)}
.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:white;box-shadow:0 4px 15px rgba(96,165,250,0.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(96,165,250,0.4)}
.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--glass-border)}
.btn-ghost:hover{background:var(--glass-bg);color:var(--text-primary);border-color:rgba(255,255,255,0.2)}
.btn-glass{background:var(--glass-bg);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);color:var(--text-primary)}
.btn-glass:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.2)}
.btn-lg{padding:1rem 2rem;font-size:1rem}
.mobile-menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:0.5rem}
.mobile-menu-btn span{display:block;width:24px;height:2px;background:var(--text-primary);border-radius:var(--radius-full);transition:all 0.15s}
.mobile-menu-btn.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.mobile-menu-btn.active span:nth-child(2){opacity:0}
.mobile-menu-btn.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.mobile-menu{display:none;position:fixed;top:70px;left:0;right:0;background:rgba(10,10,26,0.95);backdrop-filter:var(--glass-blur);padding:2rem;flex-direction:column;gap:1rem;z-index:999;border-bottom:1px solid var(--glass-border)}
.mobile-menu.active{display:flex}
.mobile-link{color:var(--text-secondary);text-decoration:none;font-size:1.1rem;padding:0.5rem 0;border-bottom:1px solid var(--glass-border)}
.mobile-link.active,.mobile-link:hover{color:var(--text-primary)}
.mobile-actions{display:flex;flex-direction:column;gap:1rem;margin-top:1rem}
.hero{min-height:100vh;display:flex;align-items:center;padding:120px 1.5rem 4rem;max-width:1200px;margin:0 auto;gap:4rem}
.hero-content{flex:1}
.hero-badge{display:inline-flex;align-items:center;gap:0.5rem;padding:0.5rem 1rem;margin-bottom:2rem;font-size:0.85rem;color:var(--text-secondary)}
.pulse-dot{width:8px;height:8px;background:var(--color-success);border-radius:var(--radius-full);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.2)}}
.hero-title{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;line-height:1.1;margin-bottom:1.5rem;letter-spacing:-0.02em}
.gradient-text{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:1.15rem;color:var(--text-secondary);max-width:500px;margin-bottom:2rem;line-height:1.7}
.hero-actions{display:flex;gap:1rem;margin-bottom:3rem;flex-wrap:wrap}
.hero-stats{display:flex;align-items:center;gap:2rem}
.stat-item{display:flex;flex-direction:column}
.stat-value{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font-size:0.85rem;color:var(--text-muted)}
.stat-divider{width:1px;height:40px;background:var(--glass-border)}
.hero-visual{flex:1;display:flex;justify-content:center;align-items:center}
.brain-container{position:relative;width:400px;height:400px}
.brain-core{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:200px;height:200px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full)}
.brain-pulse{position:absolute;width:100%;height:100%;border-radius:var(--radius-full);border:2px solid var(--color-primary);animation:brain-pulse 2s ease-out infinite}
@keyframes brain-pulse{0%{transform:scale(1);opacity:0.8}100%{transform:scale(1.5);opacity:0}}
.brain-icon{width:100px;height:100px}
.data-stream{position:absolute;display:flex;gap:10px}
.stream-1{top:20%;left:0;animation:stream-flow 3s linear infinite}
.stream-2{bottom:20%;right:0;animation:stream-flow 3s linear infinite reverse}
.stream-3{top:50%;left:-20px;animation:stream-flow 3s linear infinite;animation-delay:-1.5s}
.stream-particle{width:8px;height:8px;background:var(--color-primary);border-radius:var(--radius-full);animation:particle-glow 1.5s ease-in-out infinite}
.stream-particle:nth-child(2){background:var(--color-secondary);animation-delay:-0.5s}
.stream-particle:nth-child(3){background:var(--color-accent);animation-delay:-1s}
@keyframes stream-flow{0%{transform:translateX(-100px);opacity:0}50%{opacity:1}100%{transform:translateX(100px);opacity:0}}
@keyframes particle-glow{0%,100%{box-shadow:0 0 5px currentColor}50%{box-shadow:0 0 20px currentColor,0 0 30px currentColor}}
section{padding:4rem 0}
.section-header{text-align:center;margin-bottom:4rem}
.section-tag{display:inline-block;padding:0.5rem 1.5rem;font-size:0.85rem;color:var(--color-primary);margin-bottom:1.5rem}
.section-title{font-size:clamp(2rem,4vw,3rem);font-weight:700;margin-bottom:1rem;line-height:1.2}
.section-subtitle{font-size:1.1rem;color:var(--text-secondary);max-width:600px;margin:0 auto}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem;margin-bottom:3rem}
.feature-card{padding:2rem;display:flex;flex-direction:column;gap:1rem}
.feature-icon{width:50px;height:50px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(96,165,250,0.2),rgba(167,139,250,0.2));border-radius:var(--radius-soft)}
.feature-icon svg{width:24px;height:24px;stroke:var(--color-primary)}
.feature-card h3{font-size:1.2rem;font-weight:600}
.feature-card p{color:var(--text-secondary);font-size:0.95rem;flex:1}
.feature-link{color:var(--color-primary);text-decoration:none;font-size:0.9rem;font-weight:500;transition:color 0.15s}
.feature-link:hover{color:var(--color-secondary)}
.features-cta{text-align:center}
.steps-container{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap}
.step-card{padding:2rem;width:280px;text-align:center}
.step-number{font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;opacity:0.3;margin-bottom:1rem}
.step-content h3{font-size:1.3rem;font-weight:600;margin-bottom:0.5rem}
.step-content p{color:var(--text-secondary);font-size:0.9rem}
.step-visual{width:80px;height:80px;margin:1.5rem auto 0}
.step-connector{width:100px;display:flex;align-items:center}
.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}
.testimonial-card{padding:2rem}
.testimonial-content{margin-bottom:1.5rem}
.quote-icon{font-size:4rem;line-height:1;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;opacity:0.5}
.testimonial-content p{font-size:1.05rem;color:var(--text-secondary);line-height:1.7}
.testimonial-author{display:flex;align-items:center;gap:1rem}
.author-avatar{width:48px;height:48px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:0.9rem}
.author-info{display:flex;flex-direction:column}
.author-name{font-weight:600}
.author-role{font-size:0.85rem;color:var(--text-muted)}
.cta-section{padding:4rem 1.5rem}
.cta-card{padding:4rem;text-align:center;position:relative;overflow:hidden}
.cta-content{position:relative;z-index:1}
.cta-content h2{font-size:clamp(1.8rem,3vw,2.5rem);font-weight:700;margin-bottom:1rem}
.cta-content p{color:var(--text-secondary);margin-bottom:2rem;font-size:1.1rem}
.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.cta-visual{position:absolute;top:0;right:0;width:50%;height:100%;pointer-events:none}
.cta-orb{position:absolute;top:-50%;right:-20%;width:400px;height:400px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-full);filter:blur(100px);opacity:0.3}
.footer{padding:4rem 0 2rem;border-top:1px solid var(--glass-border)}
.footer-grid{display:grid;grid-template-columns:1.5fr 2fr;gap:4rem;margin-bottom:3rem}
.footer-tagline{color:var(--text-muted);margin-top:1rem}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}
.footer-column h4{font-size:0.9rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}
.footer-column a{display:block;color:var(--text-muted);text-decoration:none;font-size:0.9rem;padding:0.25rem 0;transition:color 0.15s}
.footer-column a:hover{color:var(--text-primary)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:2rem;border-top:1px solid var(--glass-border);font-size:0.85rem;color:var(--text-muted)}
.footer-legal{display:flex;gap:1.5rem}
.footer-legal a{color:var(--text-muted);text-decoration:none;transition:color 0.15s}
.footer-legal a:hover{color:var(--text-primary)}
.page-header{padding:150px 1.5rem 4rem;text-align:center}
.page-header h1{font-size:clamp(2.5rem,5vw,3.5rem);font-weight:800;margin-bottom:1rem}
.page-header p{font-size:1.2rem;color:var(--text-secondary);max-width:600px;margin:0 auto}
.feature-large{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;margin-bottom:4rem}
.feature-large:nth-child(even){direction:rtl}
.feature-large:nth-child(even)>*{direction:ltr}
.feature-large-content h3{font-size:2rem;font-weight:700;margin-bottom:1rem}
.feature-large-content p{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.8}
.feature-list{list-style:none}
.feature-list li{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 0;color:var(--text-secondary)}
.feature-list li::before{content:'✓';color:var(--color-success);font-weight:600}
.feature-large-visual{display:flex;justify-content:center;align-items:center}
.visual-card{width:100%;max-width:400px;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.visual-card svg{width:80%;height:80%}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;max-width:1000px;margin:0 auto}
.pricing-card{padding:3rem;text-align:center;position:relative}
.pricing-card.featured{border-color:var(--color-primary);transform:scale(1.05)}
.pricing-card.featured::before{content:'Most Popular';position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));padding:0.25rem 1rem;border-radius:var(--radius-full);font-size:0.75rem;font-weight:600}
.pricing-card h3{font-size:1.3rem;font-weight:600;margin-bottom:0.5rem}
.pricing-card .price{font-size:3rem;font-weight:800;margin-bottom:1rem}
.pricing-card .price span{font-size:1rem;font-weight:400;color:var(--text-muted)}
.pricing-card .price-desc{color:var(--text-muted);font-size:0.9rem;margin-bottom:1.5rem}
.pricing-features{list-style:none;text-align:left;margin-bottom:2rem}
.pricing-features li{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 0;color:var(--text-secondary);font-size:0.95rem}
.pricing-features li::before{content:'✓';color:var(--color-success);font-weight:600}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;margin-bottom:4rem}
.about-content h2{font-size:2rem;font-weight:700;margin-bottom:1.5rem}
.about-content p{color:var(--text-secondary);line-height:1.8;margin-bottom:1rem}
.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-top:3rem}
.team-card{padding:2rem;text-align:center}
.team-avatar{width:100px;height:100px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-full);margin:0 auto 1rem;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700}
.team-card h4{font-size:1.1rem;font-weight:600;margin-bottom:0.25rem}
.team-card p{font-size:0.9rem;color:var(--text-muted)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}
.contact-info h3{font-size:1.5rem;font-weight:600;margin-bottom:1rem}
.contact-info p{color:var(--text-secondary);margin-bottom:2rem;line-height:1.7}
.contact-item{display:flex;align-items:center;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--glass-border)}
.contact-item svg{width:24px;height:24px;stroke:var(--color-primary)}
.contact-item span{color:var(--text-secondary)}
.contact-form{padding:2rem}
.form-group{margin-bottom:1.5rem}
.form-group label{display:block;margin-bottom:0.5rem;font-weight:500;font-size:0.9rem}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:1rem;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-soft);color:var(--text-primary);font-size:1rem;transition:all var(--transition-base)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(96,165,250,0.2)}
.form-group textarea{min-height:150px;resize:vertical}
@media(max-width:968px){.nav-links,.nav-actions{display:none}.mobile-menu-btn{display:flex}.hero{flex-direction:column;text-align:center;padding-top:100px}.hero-subtitle{margin:0 auto 2rem}.hero-stats{justify-content:center}.hero-visual{order:-1}.brain-container{width:300px;height:300px}.feature-large,.about-grid,.contact-grid{grid-template-columns:1fr}.feature-large:nth-child(even){direction:ltr}.footer-grid{grid-template-columns:1fr}.footer-links{margin-top:2rem}.step-connector{display:none}.pricing-card.featured{transform:none}}
@media(max-width:640px){.hero-stats{flex-direction:column;gap:1rem}.stat-divider{width:40px;height:1px}.footer-bottom{flex-direction:column;gap:1rem;text-align:center}}