:root {
    /* Paleta de Cores baseada no produto ISO PET */
    --primary-color: #2E7D32;
    /* Verde folha/escuro do logo */
    --primary-light: #4CAF50;
    /* Verde mais claro */
    --secondary-color: #0D47A1;
    /* Azul profundo da faixa inferior */
    --accent-color: #FFC107;
    /* Amarelo/Laranja para destaque */
    --text-dark: #1A1A1A;
    --text-light: #666666;
    --bg-light: #F9FAFB;
    --white: #FFFFFF;
    --glass: rgba(255, 255, 255, 0.9);

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(46, 125, 50, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 125, 50, 0.6);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--text-dark);
    border: 1px solid #E5E7EB;
}

.btn-secondary:hover {
    background-color: #F3F4F6;
    border-color: #D1D5DB;
}

.btn-large {
    font-size: 1.125rem;
    padding: 1rem 2.5rem;
    width: 100%;
    justify-content: center;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 48px;
    width: auto;
}

/* 
.logo .highlight {
    color: var(--primary-color);
}
*/

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.btn-nav {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
}

.btn-nav:hover {
    background-color: #1B5E20;
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding-top: 8rem;
    padding-bottom: 4rem;
    background: radial-gradient(circle at top right, rgba(76, 175, 80, 0.1), transparent 40%),
        radial-gradient(circle at bottom left, rgba(13, 71, 161, 0.05), transparent 40%);
    overflow: hidden;
}

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

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(46, 125, 50, 0.1);
    color: var(--primary-color);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    margin-bottom: 3rem;
}

.trust-badges {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.trust-item i {
    color: var(--primary-color);
    width: 18px;
}

.image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.product-img {
    width: 100%;
    max-width: 450px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
    transform: rotate(-5deg);
    transition: transform 0.5s ease;
}

.product-img:hover {
    transform: rotate(0deg) scale(1.02);
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 0.9rem;
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    bottom: 10%;
    right: 0;
}

.card-1 i {
    color: var(--accent-color);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Comparison Section */
.section-comparison {
    padding: 5rem 0;
    background-color: var(--white);
}

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

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.card-problem,
.card-solution {
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    position: relative;
}

.card-problem {
    background-color: #FFF5F5;
    border: 1px solid #FED7D7;
}

.card-solution {
    background-color: #F0FDF4;
    border: 1px solid #BBF7D0;
    box-shadow: var(--shadow-md);
}

.icon-box {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.icon-box.error {
    background-color: #FEE2E2;
    color: #EF4444;
}

.icon-box.success {
    background-color: #DCFCE7;
    color: #22C55E;
}

.card-problem h3,
.card-solution h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.card-problem ul,
.card-solution ul {
    list-style: none;
}

.card-problem li,
.card-solution li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.card-problem li::before {
    content: "×";
    position: absolute;
    left: 0;
    color: #EF4444;
    font-weight: bold;
    font-size: 1.2rem;
}

.card-solution li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #22C55E;
    font-weight: bold;
}

/* Tech Section */
.section-tech {
    padding: 5rem 0;
    background-color: #F8FAFC;
}

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

.tech-image img {
    width: 100%;
    max-width: 450px;
    display: block;
    margin: 0 auto;
}

.tech-img-photo {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    aspect-ratio: 4/5;
    transition: transform 0.3s ease;
}

.tech-img-photo:hover {
    transform: scale(1.02);
}

.feature-list {
    list-style: none;
    margin-top: 2rem;
}

.feature-list li {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-list i {
    color: var(--secondary-color);
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

/* Technical Specs Section (New) */
.section-specs {
    padding: 5rem 0;
    background-color: var(--white);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.specs-card {
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 2rem;
    border: 1px solid #E5E7EB;
    transition: all 0.3s ease;
}

.specs-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.specs-card h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
    font-size: 1.25rem;
}

.specs-card h3 i {
    color: var(--primary-color);
}

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

.specs-list li {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-light);
    padding-bottom: 0.5rem;
    border-bottom: 1px dashed rgba(0, 0, 0, 0.05);
}

.specs-list li:last-child {
    border-bottom: none;
}

.specs-list strong {
    color: var(--text-dark);
    font-weight: 600;
}

.usage-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.step-num {
    background-color: var(--primary-color);
    color: var(--white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    flex-shrink: 0;
    margin-top: 2px;
}


.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.3);
    transition: transform 0.3s;
}

.play-button i {
    fill: var(--primary-color);
    color: var(--primary-color);
    width: 32px;
    height: 32px;
    margin-left: 4px;
}

.video-placeholder:hover .play-button {
    transform: translate(-50%, -50%) scale(1.1);
}

.video-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
    z-index: 2;
}

/* Benefits */
.section-benefits {
    padding: 5rem 0;
    background-color: var(--white);
    text-align: center;
}

.section-benefits h2 {
    margin-bottom: 3rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-card {
    padding: 2rem;
    border-radius: var(--radius-md);
    background-color: var(--bg-light);
    transition: transform 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    background-color: #fff;
    box-shadow: var(--shadow-md);
}

.benefit-card i {
    color: var(--primary-color);
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
}

/* =========================================
   Testimonials Section (WhatsApp Style)
   ========================================= */
.section-testimonials {
    background-color: #f0f2f5;
    /* Cor de fundo estilo WhatsApp Web */
    padding: 5rem 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9edef;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Client Info Header */
.client-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.client-info .avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    background-color: #dfe5e7;
}

.client-info .avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.client-details h4 {
    font-size: 1rem;
    color: #111b21;
    margin: 0;
    font-weight: 600;
}

.client-status {
    font-size: 0.85rem;
    color: #667781;
}

/* WhatsApp Audio Bubble */
.whatsapp-audio-bubble {
    background-color: #f0f0f0;
    /* Fundo cinza claro do player */
    border-radius: 8px;
    /* Bordas menos arredondadas que o padrão */
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
    border-left: 4px solid #25D366;
    /* Detalhe verde WhatsApp */
}

.audio-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.play-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: #54656f;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-btn svg {
    width: 28px;
    height: 28px;
    fill: #54656f;
    /* Ícone preenchido */
}

.audio-progress-container {
    flex: 1;
    height: 4px;
    background-color: #d1d7db;
    border-radius: 2px;
    position: relative;
    display: flex;
    align-items: center;
}

.audio-progress-bar {
    width: 0%;
    height: 100%;
    background-color: #25D366;
    /* Verde WhatsApp */
    border-radius: 2px;
    transition: width 0.1s linear;
}

.audio-scrubber {
    width: 12px;
    height: 12px;
    background-color: #25D366;
    border-radius: 50%;
    position: absolute;
    left: 0%;
    /* Vai mover junto com a barra */
    transform: translateX(-50%);
    opacity: 0;
    /* Escondido até tocar ou hover */
    transition: opacity 0.2s, left 0.1s linear;
}

.whatsapp-audio-bubble:hover .audio-scrubber {
    opacity: 1;
}

.audio-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    font-size: 0.75rem;
    color: #667781;
    min-width: 40px;
}

.read-receipt {
    color: #53bdeb;
    /* Azul de lido */
    margin-top: 2px;
}

.read-receipt svg {
    width: 16px;
    height: 16px;
}

.mic-icon {
    position: absolute;
    bottom: -10px;
    left: -10px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    padding: 4px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
    display: none;
    /* Opcional: esconder se ficar muito poluído */
}

.mic-icon svg {
    width: 14px;
    height: 14px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: #111b21;
    line-height: 1.5;
    font-style: italic;
    margin-top: 0.5rem;
}

/* Hidden utility */
.hidden {
    display: none !important;
}

/* CTA Section */
.section-cta {
    padding: 5rem 0;
    background-color: var(--white);
    color: var(--text-dark);
    position: relative;
    overflow: hidden;
    border-top: 1px solid #eaecf0;
    border-bottom: 1px solid #eaecf0;
}

.cta-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-light);
}

.price-tag {
    margin: 2rem 0;
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

.old-price {
    text-decoration: line-through;
    opacity: 0.7;
    font-size: 1.25rem;
}

.new-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.cta-features {
    list-style: none;
    margin-bottom: 2rem;
}

.cta-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.cta-features i {
    color: var(--accent-color);
    width: 20px;
}

.cta-image {
    display: flex;
    justify-content: center;
}

.cta-image img {
    max-width: 300px;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
    transform: rotate(5deg);
}

.shipping-info {
    margin-top: 1rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

/* Urgency Elements */
.urgency-banner {
    background-color: #FFF5CC;
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-bottom: 2rem;
    border: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.batch-warning {
    color: #ef4444;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    animation: pulse 2s infinite;
}

.countdown-timer {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: monospace;
    color: var(--secondary-color);
    text-shadow: none;
}

.stock-warning {
    background-color: #ffc107;
    color: #212529;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    display: inline-block;
    margin: 1rem 0;
    border: 2px solid #d39e00;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

@keyframes pulse {
    0% {
        opacity: 0.8;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0.8;
    }
}

/* Footer */
.footer {
    background-color: #111;
    color: #888;
    padding: 4rem 0 1rem;
}

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

.footer-brand h3 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer-links a {
    display: block;
    color: #888;
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--white);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: #888;
    transition: color 0.2s;
}

.social-links a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #222;
    font-size: 0.875rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.25rem;
    }

    .hero-container,
    .comparison-grid,
    .tech-container,
    .cta-container,
    .footer-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero {
        padding-top: 6rem;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .trust-badges {
        justify-content: center;
        flex-wrap: wrap;
    }

    .image-wrapper {
        order: -1;
    }

    .product-img {
        max-width: 280px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
    }

    .nav-links.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .cta-image {
        order: -1;
    }

    .cta-content {
        text-align: center;
    }

    .cta-features {
        display: inline-block;
        text-align: left;
    }
}

/* New Utility & Offer Section Styles (Refactored from Inline) */
.centered-cta-wrapper {
    display: flex;
    justify-content: center;
    padding: 0 0 3rem 0;
}

.bg-white {
    background-color: var(--white);
}

.bg-gray {
    background-color: #F8FAFC;
}

.offer-content-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    text-align: left;
}

.offer-header {
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.offer-subtext {
    margin: 0;
    opacity: 0.9;
}

.social-proof-box {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-proof-title {
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: 0.8rem;
    font-weight: 700;
}

.social-proof-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.social-proof-item {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
    line-height: 1.4;
    font-size: 0.95rem;
}

.social-proof-icon {
    width: 18px;
    height: 18px;
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.price-tag-offer {
    margin: 0;
}

.cta-features-offer {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.shipping-info-offer {
    margin-top: 0.5rem;
    justify-content: center;
}