/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

/* Header and Navigation */
header {
    background: linear-gradient(135deg, #b3d8af 0%, #4ba24e 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    letter-spacing: -1px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.nav-links a:hover {
    opacity: 0.8;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #b3d8af 0%, #4ba24e 100%);
    color: white;
    padding: 4rem 2rem;
    border-radius: 12px;
    margin-bottom: 3rem;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.hero-content p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* RunHasher Hero */
.runhasher-hero {
    background: linear-gradient(135deg, #52c234 0%, #1a8e0f 100%);
}

.runhasher-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));
}

/* Sections */
section {
    background: white;
    padding: 3rem 2rem;
    margin-bottom: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #667eea;
    text-align: center;
}

section p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
}

/* Products Section */
.products {
    text-align: center;
}

.product-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 2rem;
    border-radius: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.product-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #333;
}

.product-card p {
    margin-bottom: 1.5rem;
}

/* Button */
.btn {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    text-align: center;
}

.feature h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.feature p {
    font-size: 1rem;
    color: #666;
}

/* About App Section */
.about-app {
    text-align: center;
}

.about-app p {
    max-width: 800px;
    margin: 0 auto 1.5rem;
}

.cta {
    margin-top: 2rem;
}

.coming-soon {
    font-size: 1.3rem;
    font-weight: 600;
    color: #52c234;
    background: #f0f9f0;
    padding: 1rem 2rem;
    border-radius: 8px;
    display: inline-block;
}

/* Footer */
footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}

footer p {
    margin: 0.5rem 0;
}

footer a {
    color: #667eea;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.2rem;
    }

    nav {
        flex-direction: column;
        gap: 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .runhasher-logo {
        max-width: 150px;
    }
}