:root{--primary: #1877F2;--primary-hover: #166fe5;--primary-light: rgba(24, 119, 242, .1);--secondary: #ffffff;--bg-light: #F5F7FA;--text-dark: #1C1E21;--text-muted: #65676B;--border-color: #E4E6EB;--font-family: "Inter", sans-serif;--transition: all .3s cubic-bezier(.25, .8, .25, 1);--shadow-sm: 0 2px 4px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .12);--shadow-glow: 0 0 40px rgba(24, 119, 242, .2)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family);color:var(--text-dark);background-color:var(--secondary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{color:var(--text-dark);font-weight:700;line-height:1.2}h1{font-size:clamp(2.5rem,5vw,4rem);letter-spacing:-.02em}h2{font-size:clamp(2rem,4vw,3rem);letter-spacing:-.01em}h3{font-size:clamp(1.5rem,3vw,2rem)}p{color:var(--text-muted)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.section-padding{padding:5rem 0}@media (min-width: 768px){.section-padding{padding:8rem 0}}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.875rem 1.75rem;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;transition:var(--transition);text-decoration:none;border:none}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:0 4px 14px #1877f24d}.btn-primary:hover{background-color:var(--primary-hover);box-shadow:0 6px 20px #1877f266;transform:translateY(-2px)}.btn-outline{background-color:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background-color:var(--primary-light)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in-up{animation:fadeInUp .6s ease-out forwards}.glass-card{background:#ffffffb3;backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.4);box-shadow:var(--shadow-md);border-radius:16px}