/**
 * Custom styles para UseBitcoin
 * Editável diretamente no VS Code
 */

/* === VARIÁVEIS === */
:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f9f9f9;
}

/* === HERO SECTION === */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 100px 20px;
    text-align: center;
    color: white;
}

.hero-section h1 {
    font-size: 3.5em;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease;
}

.hero-section p {
    font-size: 1.4em;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-button {
    background: white;
    color: var(--primary-color);
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    display: inline-block;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* === FEATURES GRID === */
.features-grid {
    padding: 80px 20px;
    background: var(--bg-light);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.feature-card h3 {
    font-size: 1.8em;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* === SATS CONVERTER === */
.sats-converter-widget {
    background: white;
    padding: 50px;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

/* === BLOCK HEIGHT === */
.blockheight-display {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 40px;
    border-radius: 15px;
    font-size: 2em;
    font-weight: bold;
    display: inline-block;
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5em;
    }
    
    .grid {
        grid-template-columns: 1fr;
    }
    
    .sats-converter-widget {
        padding: 30px 20px;
    }
}