:root {
    --primary: #1F74E7;
    --primary-dark: #1459b8;
    --secondary: #1FDC64;
    --bg-color: #f7f9fc;
    --text-color: #212529;
    --text-light: #6c757d;
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
    --border-radius: 16px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-brand img {
    height: 40px;
    width: 40px;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-light);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(31, 116, 231, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(31, 116, 231, 0.5);
}

.btn-secondary {
    background-color: var(--secondary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(31, 220, 100, 0.3);
}

.btn-secondary:hover {
    background-color: #1bb753;
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 80px 5%;
}

.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: calc(100vh - 85px);
    gap: 50px;
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f9f0 100%);
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--primary);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-image img {
    max-width: 320px;
    border-radius: 35px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    border: 8px solid var(--white);
}

.floating-image-2 {
    position: absolute;
    max-width: 250px !important;
    bottom: -30px;
    left: 20px;
    transform: scale(0.9);
    z-index: 2;
}

/* Install Prompt Banner */
.install-banner {
    display: none;
    background-color: var(--primary);
    color: var(--white);
    padding: 15px 5%;
    justify-content: space-between;
    align-items: center;
}

.install-banner.show {
    display: flex;
}

/* Shared utility */
.text-center { text-align: center; }
.mb-2 { margin-bottom: 10px; }
.mb-4 { margin-bottom: 20px; }
.mt-4 { margin-top: 20px; }

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3rem;
    color: var(--secondary);
    margin-bottom: 20px;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.price-card {
    background: var(--white);
    padding: 50px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
}

.price-card.popular {
    transform: scale(1.05);
    border: 2px solid var(--primary);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary);
    margin: 20px 0;
}

.price span {
    font-size: 1rem;
    color: var(--text-light);
}

.price-features {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.price-features li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

/* Contact */
.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
footer {
    background-color: white;
    padding: 40px 5%;
    text-align: center;
    color: var(--text-light);
    border-top: 1px solid #eee;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 40px;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .floating-image-2 {
        display: none;
    }
}