:root {
    --primary-color: #25D366;
    --secondary-color: #128C7E;
    --text-color: #333;
    --light-bg: #f9f9f9;
    --white: #ffffff;
    --accent-color: #FF6B6B;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('./images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    position: relative;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero .subtitle {
    font-size: 1.8rem;
    margin-bottom: 40px;
    position: relative;
    font-weight: 400;
}

/* WhatsApp Button */
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 18px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    font-size: 1.1rem;
}

.whatsapp-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    background-color: var(--secondary-color);
}

.whatsapp-btn i {
    margin-right: 12px;
    font-size: 1.5rem;
}

/* Problem Section */
.problem-section {
    padding: 100px 0;
    background-color: var(--light-bg);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.problem-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.problem-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 25px;
}

/* Problem Section Updates */
.problem-description {
    max-width: 800px;
    margin: 0 auto 40px;
    text-align: center;
    font-size: 1.2rem;
    line-height: 1.8;
}

.problem-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 1.1rem;
    color: var(--text-color);
}

/* Categories Section */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.category-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.category-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.category-card p {
    margin-bottom: 20px;
    color: #666;
}

.category-card ul {
    list-style: none;
    text-align: left;
    padding: 0 20px;
}

.category-card ul li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.category-card ul li:before {
    content: '✓';
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Quality Assurance Section */
.quality-assurance {
    margin-top: 60px;
    text-align: center;
}

.quality-assurance h3 {
    font-size: 2rem;
    margin-bottom: 40px;
    color: var(--text-color);
}

.assurance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.assurance-item {
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.assurance-item:hover {
    transform: translateY(-5px);
}

.assurance-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.assurance-item p {
    font-size: 1.1rem;
    color: var(--text-color);
}

/* Solution Section */
.solution-section {
    padding: 100px 0;
    background-color: var(--white);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.solution-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.benefits-list {
    list-style: none;
}

.benefits-list li {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    font-size: 1.1rem;
}

.benefits-list i {
    color: var(--primary-color);
    margin-right: 15px;
    font-size: 1.3rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 80px 0;
    text-align: center;
    color: var(--white);
}

.countdown-timer {
    margin-bottom: 40px;
}

.timer {
    font-size: 3rem;
    font-weight: 700;
    margin: 20px 0;
    font-family: 'Montserrat', sans-serif;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background-color: var(--light-bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.testimonial-card img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin-bottom: 25px;
    object-fit: cover;
}

/* FAQ */
.faq {
    padding: 100px 0;
    background-color: var(--white);
}

.faq-item {
    margin-bottom: 20px;
    border: 1px solid #eee;
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    padding: 25px;
    background: var(--white);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: var(--light-bg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 25px;
    max-height: 200px;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 1s ease forwards;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-bounce {
    animation: bounce 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .subtitle {
        font-size: 1.4rem;
    }
    
    .solution-content {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-btn {
        padding: 15px 25px;
        font-size: 1rem;
    }
    
    .timer {
        font-size: 2.5rem;
    }
    
    .problem-stats {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .assurance-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-item h3 {
        font-size: 2rem;
    }
} 

.problem-section h2,
.problem-section .problem-description {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.problem-section h2,
.problem-section .problem-description,
.problem-section p {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}