/* Bubbly - Custom Styles */

:root {
    --color-pink: #ec4899;
    --color-purple: #8b5cf6;
    --color-indigo: #6366f1;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #fdf2f8 0%, #f5f3ff 30%, #eff6ff 100%);
    color: #1e293b;
    min-height: 100vh;
    position: relative;
}

/* Background orbs */
.orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
    pointer-events: none;
    z-index: 0;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #f472b6, #db2777);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #a78bfa, #7c3aed);
    top: 40%;
    left: -150px;
    animation-delay: -7s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, #818cf8, #4f46e5);
    bottom: 10%;
    right: -80px;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -40px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 30px) scale(0.95);
    }
    75% {
        transform: translate(40px, 20px) scale(1.02);
    }
}

/* Announcement bar */
.announcement-bar {
    min-height: 36px;
}

/* Navbar */
#navbar {
    background: rgba(255, 255, 255, 0);
    border-bottom: 1px solid rgba(255, 255, 255, 0);
}


#navbar.scrolled {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}

/* Glass card */
.glass-card {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 8px 32px rgba(139, 92, 246, 0.08);
}

/* Scroll reveal animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Hero image float */
.hero-image {
    animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Feature tiles */
.feature-tile {
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-tile:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.15);
}

/* Note cards */
.note-card {
    transition: all 0.3s ease;
}

.note-card:hover {
    transform: translateX(8px);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.12);
}

/* Download buttons */
.download-btn {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.download-btn:hover {
    transform: translateY(-4px);
}

/* Mobile menu */
#mobile-menu {
    transition: all 0.3s ease;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.75rem;
    }
    
    .hero-image {
        width: 260px;
        height: 520px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-reveal {
        opacity: 1;
        transform: none;
    }
}