:root {
    --primary-color: #4F46E5;
    /* Indigo 600 */
    --primary-hover: #4338CA;
    --secondary-color: #10B981;
    /* Emerald 500 */
    --dark-bg: #111827;
    /* Gray 900 */
    --light-bg: #F9FAFB;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background-color: var(--light-bg);
    overflow-x: hidden;
    padding-top: 76px;
    /* Space for fixed navbar */
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.03em;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Navbar */
.glass-nav {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    transition: color 0.2s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color);
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
    background: radial-gradient(circle at top right, rgba(79, 70, 229, 0.1), transparent 50%),
        radial-gradient(circle at bottom left, rgba(16, 185, 129, 0.05), transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

/* Mockup Images */
.phone-mockup {
    position: relative;
    border-radius: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 8px solid #1f2937;
    background: white;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg);
    transition: transform 0.5s ease;
    animation: float 6s ease-in-out infinite;
}

.phone-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

/* Feature Cards */
.feature-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.1);
}

.icon-box {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 1.5rem;
}

.icon-purple {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
}

.icon-green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--secondary-color);
}

.icon-orange {
    background: rgba(245, 158, 11, 0.1);
    color: #F59E0B;
}

.icon-red {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

/* Store Badges */
.store-badge {
    height: 50px;
    transition: transform 0.2s;
}

.store-badge:hover {
    transform: scale(1.05);
}

/* Footer */
.footer-area {
    background-color: var(--dark-bg);
}

/* Animations */
@keyframes float {
    0% {
        transform: perspective(1000px) rotateY(-15deg) rotateX(5deg) translateY(0px);
    }

    50% {
        transform: perspective(1000px) rotateY(-15deg) rotateX(5deg) translateY(-20px);
    }

    100% {
        transform: perspective(1000px) rotateY(-15deg) rotateX(5deg) translateY(0px);
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .phone-mockup {
        transform: none !important;
        animation: none;
        max-width: 300px;
        margin: 0 auto;
    }

    .hero-section {
        padding: 60px 0;
        text-align: center;
    }
}

.hover-white {
    transition: color 0.3s ease;
}

.hover-white:hover {
    color: #ffffff !important;
}