:root {
    --primary-color: #FC4C02; /* Strava Orange */
    --secondary-color: #2D2D2D;
    --background-color: #F8F9FA;
    --text-color: #333;
    --white: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

/* Hero Section */
.hero {
    background-color: var(--white);
    padding: 80px 0;
    border-bottom: 1px solid #eee;
}

.logo h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.tagline {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 0;
}

.sub-tagline {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 40px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.2s;
}

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

.btn-primary:hover {
    background-color: #000;
}

.disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    padding: 60px 20px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.feature-card h2 {
    color: var(--primary-color);
    margin-top: 0;
}

/* Footer */
.footer {
    padding: 40px 0;
    color: #666;
    font-size: 0.9rem;
}

.footer a {
    color: var(--primary-color);
    text-decoration: none;
}