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

:root {
    --primary-color: #e91e63;
    --secondary-color: #1a1a1a;
    --dark-gray: #2a2a2a;
    --light-gray: #f5f5f5;
    --text-dark: #333;
    --text-light: #666;
    --white: #ffffff;
    --success: #4caf50;
    --error: #f44336;
    --gradient-primary: linear-gradient(135deg, #e91e63 0%, #c2185b 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
}

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

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

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #c2185b;
}

/* Hero Section */
.hero-section {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.separator-line {
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin-bottom: 30px;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 300;
    line-height: 1.3;
    margin-bottom: 30px;
}

.hero-title strong {
    font-weight: 700;
    color: var(--primary-color);
}

.hero-description {
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-tags {
    font-size: 0.9rem;
    opacity: 0.7;
}

.hero-tags a {
    color: var(--white);
    margin: 0 5px;
}

.hero-tags a:hover {
    color: var(--primary-color);
}

/* Form Card */
.form-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    color: var(--text-dark);
}

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

.form-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 25px;
}

.form-card input {
    width: 100%;
    padding: 14px 18px;
    margin-bottom: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
}

.form-card input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(233, 30, 99, 0.1);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--white);
}

.form-card button.btn-primary {
    width: 100%;
}

/* Video Hero */
/* Image Hero Fullscreen com efeito de scroll parallax */
.image-hero-fullscreen {
    position: relative;
    height: 60vh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.parallax-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background-image: url('https://vpainfra.com/images/equipamentos/torre-vibratoria/destaque-2-torre-vibratoria-vpa.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.4) 0%, rgba(233,30,99,0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.hero-content-overlay {
    text-align: center;
    color: var(--white);
    z-index: 3;
}

.hero-content-overlay h2 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
    line-height: 1.2;
}

.hero-content-overlay p {
    font-size: 1.4rem;
    font-weight: 300;
    opacity: 0.9;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* CTA Buttons */
.cta-buttons {
    padding: 40px 0;
    text-align: center;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    margin: 10px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn i {
    margin-left: 8px;
}

/* Botões centralizados */
.challenges-section .container[style*="text-align: center"] {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.challenges-section .container[style*="text-align: center"] .btn {
    margin: 5px;
}

/* Challenges Section */
.challenges-section {
    background: var(--light-gray);
    padding: 40px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
}

.challenges-grid {
    display: block;
    margin-bottom: 60px;
}

.challenge-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 0;
    margin-bottom: 12px;
    background: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    transition: none;
}

.challenge-item:hover {
    transform: none;
    box-shadow: none;
}

.challenge-item i {
    font-size: 1.2rem;
    color: var(--error);
    flex-shrink: 0;
    margin-top: 3px;
}

.challenge-item p {
    font-size: 1rem;
    color: var(--text-dark);
    line-height: 1.5;
    margin: 0;
}

.solution-intro {
    background: var(--white);
    padding: 50px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.solution-intro h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    font-weight: 700;
}

.solution-intro p {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    line-height: 1.8;
}

.solution-intro strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* New Era Section */
.new-era-section {
    background: var(--secondary-color);
    color: var(--white);
    padding: 80px 0;
}

.new-era-content {
    text-align: center;
}

.new-era-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.new-era-content h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-weight: 600;
}

.new-era-content p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 50px;
    opacity: 0.9;
    line-height: 1.8;
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
}

.video-container .video-placeholder {
    background: rgba(255, 255, 255, 0.05);
    padding: 80px;
    border-radius: 16px;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--light-gray);
    padding: 40px;
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.feature-icon i {
    font-size: 2rem;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-card p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* CTA Banner */
.cta-banner {
    background: var(--gradient-primary);
    padding: 50px 0;
    text-align: center;
}

.cta-banner .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.cta-text {
    font-size: 1.5rem;
    color: var(--white);
}

.btn-white {
    background: var(--white);
    color: var(--primary-color);
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

/* Comparison Section - Modern & Clean Design */
.comparison-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.comparison-section .section-header {
    margin-bottom: 80px;
}

.comparison-table {
    max-width: 1100px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.comparison-header {
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    background: var(--gradient-dark);
    padding: 0;
}

.comparison-header .comparison-col {
    padding: 40px 30px;
    text-align: center;
}

.comparison-header .comparison-label {
    background: transparent;
}

.comparison-header .traditional {
    background: rgba(244, 67, 54, 0.1);
    border-left: 3px solid var(--error);
}

.comparison-header .modern {
    background: rgba(76, 175, 80, 0.1);
    border-left: 3px solid var(--success);
}

.comparison-header h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.comparison-header p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.comparison-row {
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    border-bottom: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-row:hover {
    background: #fafafa;
}

.comparison-label {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 30px 25px;
    background: #f8f9fa;
    font-weight: 600;
    color: var(--secondary-color);
    border-right: 1px solid #e0e0e0;
}

.comparison-label i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.comparison-label span {
    font-size: 1rem;
}

.comparison-col {
    padding: 0;
}

.comparison-content {
    padding: 30px 35px;
    display: flex;
    align-items: center;
    gap: 20px;
    height: 100%;
}

.comparison-content i {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.comparison-content p {
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.comparison-content.negative {
    background: linear-gradient(90deg, rgba(244, 67, 54, 0.03) 0%, rgba(244, 67, 54, 0.01) 100%);
}

.comparison-content.negative i {
    color: var(--error);
}

.comparison-content.negative p {
    color: var(--text-dark);
}

.comparison-content.positive {
    background: linear-gradient(90deg, rgba(76, 175, 80, 0.03) 0%, rgba(76, 175, 80, 0.01) 100%);
}

.comparison-content.positive i {
    color: var(--success);
}

.comparison-content.positive p {
    color: var(--text-dark);
    font-weight: 500;
}

/* Final CTA */
.final-cta {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.final-cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.final-cta p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.btn-large {
    padding: 18px 48px;
    font-size: 1.2rem;
}

/* Challenges Two Column Layout - Simplificado */
.challenges-content .challenges-grid {
    display: block;
}

.challenges-content .challenge-item {
    margin-bottom: 12px;
}

.challenges-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 30px;
    line-height: 1.3;
    text-align: left;
    position: relative;
    padding-bottom: 20px;
}

.challenges-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.challenges-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
    
    .hero-content-overlay h2 {
        font-size: 2.5rem;
    }
    
    .hero-content-overlay p {
        font-size: 1.2rem;
    }
    
    .image-hero-fullscreen {
        height: 35vh;
    }
    
    .challenges-title {
        font-size: 1.6rem;
        margin-bottom: 25px;
    }

    .challenges-grid {
        display: block;
    }
    
    /* Responsive para duas colunas dos desafios */
    .challenges-section div[style*="grid-template-columns: 1fr 1fr"] {
        display: block !important;
    }
    
    .challenges-image {
        margin-bottom: 30px;
    }
    
    /* Botões centralizados responsivo */
    .challenges-section .container[style*="text-align: center"] {
        flex-direction: column;
        gap: 15px;
    }
    
    .challenges-section .container[style*="text-align: center"] .btn {
        width: 100%;
        max-width: 300px;
        margin: 5px auto;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
    }

    .comparison-header .comparison-label {
        display: none;
    }

    .comparison-label {
        background: var(--dark-gray);
        color: var(--white);
        justify-content: center;
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

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

    .comparison-content {
        justify-content: center;
        text-align: center;
    }

    .cta-banner .container {
        flex-direction: column;
    }
}

@media (max-width: 640px) {
    .hero-section {
        padding: 60px 0 40px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-description {
        font-size: 1rem;
    }
    
    .hero-content-overlay h2 {
        font-size: 1.8rem;
    }
    
    .hero-content-overlay p {
        font-size: 1rem;
    }
    
    .image-hero-fullscreen {
        height: 30vh;
    }

    .form-card {
        padding: 30px 20px;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .new-era-content h2 {
        font-size: 1.8rem;
    }

    .new-era-content h3 {
        font-size: 1.5rem;
    }

    .feature-card {
        padding: 30px 20px;
    }

    .final-cta h2 {
        font-size: 1.8rem;
    }

    .btn-large {
        padding: 14px 32px;
        font-size: 1rem;
    }
}

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

.hero-content,
.section-header,
.challenge-item,
.feature-card,
.comparison-row {
    animation: fadeInUp 0.6s ease-out;
}