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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Color Variables - Design System Valdigley Santos */
:root {
    --primary: #4CAF50;           /* Verde - Principal */
    --secondary: #2196F3;         /* Azul - Secundário */
    --accent: #FF9800;            /* Laranja - Destaque */
    --primary-dark: #388E3C;      /* Verde escuro - Hover */
    --secondary-dark: #1976D2;    /* Azul escuro - Hover */
    --accent-dark: #F57C00;       /* Laranja escuro - Hover */
    --dark-blue: #1e293b;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --medium-gray: #64748b;
    --gradient: linear-gradient(135deg, #4CAF50 0%, #2196F3 100%);
    --gradient-accent: linear-gradient(135deg, #4CAF50 0%, #FF9800 100%);

    /* Aliases para compatibilidade */
    --primary-blue: #2196F3;
    --primary-green: #4CAF50;
    --light-blue: #64B5F6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 16px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(76, 175, 80, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.cta-button {
    background: var(--primary-green);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* Header */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    font-size: 32px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-blue);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark-blue);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    text-align: center;
}

.mockup-container {
    position: relative;
    background: var(--gradient);
    border-radius: 30px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.mockup-icon {
    font-size: 120px;
    color: rgba(255, 255, 255, 0.2);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.chat-preview {
    background: white;
    border-radius: 20px;
    padding: 20px;
    position: relative;
    z-index: 1;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-message {
    padding: 12px 16px;
    border-radius: 12px;
    max-width: 80%;
    position: relative;
}

.chat-message.user {
    background: #e2e8f0;
    align-self: flex-start;
}

.chat-message.bot {
    background: var(--gradient);
    color: white;
    align-self: flex-end;
    margin-left: auto;
}

.chat-message p {
    margin: 0 0 5px 0;
    font-size: 14px;
}

.chat-message .time {
    font-size: 11px;
    opacity: 0.7;
}

.status-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.status-badge i {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Problem/Solution Section */
.problem-solution {
    padding: 80px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--medium-gray);
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 24px;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

.feature-card p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* How it Works Section */
.how-it-works {
    padding: 80px 0;
    background: var(--white);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-blue);
}

.step-content p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: var(--light-gray);
}

.pricing-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.comparison-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    position: relative;
}

.comparison-card.mayia {
    border: 3px solid var(--primary);
    transform: scale(1.05);
}

.badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--accent);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.comparison-header {
    margin-bottom: 2rem;
    text-align: center;
}

.comparison-header h3 {
    font-size: 1.5rem;
    color: var(--dark-blue);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.currency {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 600;
}

.amount {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

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

.period {
    font-size: 1.25rem;
    color: var(--medium-gray);
}

.price-detail {
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-top: 0.5rem;
}

.savings {
    background: #dcfce7;
    color: #166534;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    margin-top: 1rem;
    display: inline-block;
}

.comparison-features {
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    text-align: left;
}

.feature.positive i {
    color: var(--primary);
    font-size: 1rem;
}

.feature.negative i {
    color: #ef4444;
    font-size: 1rem;
}

.feature.highlight {
    background: #dcfce7;
    padding: 8px;
    border-radius: 8px;
    margin-top: 1rem;
}

.feature.highlight-cost {
    background: #fee2e2;
    padding: 8px;
    border-radius: 8px;
    margin-top: 1rem;
}

.guarantee {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--medium-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.guarantee i {
    color: var(--primary);
}

.monthly-plan {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.monthly-text {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

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

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-section .btn-primary {
    background: var(--white);
    color: var(--primary-blue);
}

.cta-section .btn-primary:hover {
    background: var(--light-gray);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo p {
    color: #94a3b8;
    margin-top: 1rem;
}

.footer-contact h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.contact-item a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 2rem;
    text-align: center;
    color: #94a3b8;
}

/* Guarantee Section */
.guarantee-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfeff 100%);
}

.guarantee-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--primary);
}

.guarantee-title-icon {
    color: var(--primary);
    font-size: 2rem;
    margin-right: 0.5rem;
    filter: drop-shadow(0 4px 6px rgba(76, 175, 80, 0.3));
}

.guarantee-text h2 {
    font-size: 2rem;
    color: var(--dark-blue);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.guarantee-description {
    font-size: 1.125rem;
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.guarantee-description strong {
    color: var(--primary);
}

.guarantee-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.guarantee-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    color: var(--dark-blue);
}

.guarantee-feature i {
    color: var(--primary);
    font-size: 1.25rem;
}

.guarantee-note {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.guarantee-note i {
    font-size: 1.25rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .steps-container {
        grid-template-columns: 1fr;
    }

    .pricing-comparison {
        grid-template-columns: 1fr;
    }

    .comparison-card.mayia {
        transform: scale(1);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .guarantee-content {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }

    .guarantee-text h2 {
        font-size: 1.5rem;
        justify-content: center;
        flex-wrap: wrap;
    }

    .guarantee-title-icon {
        font-size: 1.5rem;
    }

    .guarantee-features {
        align-items: center;
    }

    .mockup-icon {
        font-size: 80px;
    }

    .chat-preview {
        min-height: 250px;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .btn-large {
        padding: 14px 28px;
        font-size: 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .amount {
        font-size: 3rem;
    }

    .comparison-card {
        padding: 2rem 1.5rem;
    }

    .mockup-container {
        padding: 30px 20px;
    }
}

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

.hero-content,
.feature-card,
.step,
.comparison-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}