/* Letra da Minha Vida - CSS Principal */

:root {
    --primary-color: #ffc107;
    --secondary-color: #212529;
    --accent-color: #28a745;
    --text-light: #6c757d;
    --gradient-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--secondary-color);
    overflow-x: hidden;
}

/* Header */
.header-top {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: var(--shadow);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-color);
}

/* Hero Section */
.hero-section {
    background: var(--gradient-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/musico-violao.jpg') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.promo-badge {
    background: var(--primary-color);
    color: var(--secondary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Buttons */
.btn-custom {
    padding: 1rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
}

.btn-primary-custom {
    background: var(--primary-color);
    color: var(--secondary-color);
    box-shadow: var(--shadow);
}

.btn-primary-custom:hover {
    background: #e0a800;
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.btn-secondary-custom {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* Features */
.features {
    background: white;
    padding: 4rem 0;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* About Section */
.about-section {
    background: #f8f9fa;
    padding: 5rem 0;
}

.artist-image {
    border-radius: 20px;
    box-shadow: var(--shadow);
    max-width: 100%;
    height: auto;
}

.stats {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    margin-top: 2rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.spotify-link {
    background: #1db954;
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.spotify-link:hover {
    background: #1ed760;
    transform: translateY(-2px);
    color: white;
}

/* Demos Section */
.demos-section {
    padding: 5rem 0;
    background: white;
}

.demo-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    margin-bottom: 2rem;
}

.demo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

/* Process Section */
.process-section {
    background: #f8f9fa;
    padding: 5rem 0;
}

.process-step {
    text-align: center;
    padding: 2rem;
    position: relative;
}

.step-number {
    background: var(--primary-color);
    color: var(--secondary-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

/* Testimonials */
.testimonials-section {
    padding: 5rem 0;
    background: white;
}

.testimonial-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border-left: 5px solid var(--primary-color);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-color);
}

/* Pricing Section */
.pricing-section {
    background: var(--gradient-bg);
    padding: 5rem 0;
    color: white;
    text-align: center;
}

.price-card {
    background: white;
    color: var(--secondary-color);
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--primary-color);
}

.old-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1.2rem;
}

.new-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 1rem 0;
}

.countdown-timer {
    background: rgba(255, 193, 7, 0.1);
    padding: 1rem;
    border-radius: 10px;
    margin: 2rem 0;
}

.countdown-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.faq-question {
    background: var(--primary-color);
    color: var(--secondary-color);
    padding: 1.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #e0a800;
}

.faq-answer {
    padding: 1.5rem;
    display: none;
}

.faq-answer.active {
    display: block;
}

/* Contact Form */
.contact-section {
    padding: 5rem 0;
    background: white;
}

.contact-form {
    background: #f8f9fa;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.form-control {
    border: none;
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.form-control:focus {
    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.25);
    border-color: var(--primary-color);
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    text-decoration: none;
    box-shadow: var(--shadow);
    z-index: 1000;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.whatsapp-float:hover {
    background: #128c7e;
    color: white;
    transform: scale(1.1);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .btn-custom {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        margin: 0.5rem;
        display: block;
        text-align: center;
    }
    
    .new-price {
        font-size: 2.5rem;
    }
    
    .contact-form {
        padding: 2rem;
    }
}

/* Loading Animation */
.loading {
    display: none;
    text-align: center;
    padding: 1rem;
}

.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success/Error Messages */
.alert-custom {
    padding: 1rem;
    border-radius: 10px;
    margin: 1rem 0;
    display: none;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}