/* ===== Base & Reset ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* ===== Scroll Reveal (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .reveal-left {
        transform: translateX(-30px);
    }
    
    .reveal-right {
        transform: translateX(30px);
    }
    
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* ===== Hero Animations ===== */
@media (prefers-reduced-motion: no-preference) {
    .hero-badge {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
    }
    
    .hero-title {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.25s both;
    }
    
    .hero-subtitle {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
    }
    
    .hero-ctas {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.55s both;
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Blob Animations ===== */
@media (prefers-reduced-motion: no-preference) {
    .blob-1 {
        animation: float-blob 8s ease-in-out infinite;
    }
    
    .blob-2 {
        animation: float-blob 10s ease-in-out infinite reverse;
    }
    
    .blob-3 {
        animation: float-blob 12s ease-in-out infinite;
    }
    
    @keyframes float-blob {
        0%, 100% { transform: translate(0, 0) scale(1); }
        25% { transform: translate(30px, -20px) scale(1.05); }
        50% { transform: translate(-20px, 20px) scale(0.95); }
        75% { transform: translate(15px, 10px) scale(1.02); }
    }
    
    .shape-1 { animation: float-shape 6s ease-in-out infinite; }
    .shape-2 { animation: float-shape 8s ease-in-out infinite reverse; }
    .shape-3 { animation: float-shape 7s ease-in-out infinite; }
    .shape-4 { animation: float-shape 9s ease-in-out infinite reverse; }
    .shape-5 { animation: float-shape 5s ease-in-out infinite; }
    
    @keyframes float-shape {
        0%, 100% { transform: translate(0, 0); }
        33% { transform: translate(15px, -20px); }
        66% { transform: translate(-10px, 15px); }
    }
}

/* ===== Navbar ===== */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

#navbar.scrolled #nav-logo-text {
    color: #fff;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #5eead4;
    border-radius: 1px;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover::after {
    width: 100%;
}

/* ===== Mobile Menu ===== */
.mobile-link {
    position: relative;
    padding-left: 0;
}

.mobile-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 2px;
    background: #5eead4;
    border-radius: 1px;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-link:hover::before {
    width: 16px;
}

/* ===== Selection ===== */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #0f172a;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}