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

/* Variáveis CSS para melhor manutenibilidade */
:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #4CAF50; /* Verde profissional em vez de vermelho */
    --accent-hover: #45a049; /* Verde mais escuro para hover */
    --text-white: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.1);
    --bg-glass-hover: rgba(255, 255, 255, 0.2);
    --border-glass: rgba(255, 255, 255, 0.2);
    --shadow-light: rgba(0, 0, 0, 0.2);
    --shadow-medium: rgba(0, 0, 0, 0.3);
    --border-radius: 20px;
    --border-radius-small: 10px;
    --transition: all 0.3s ease;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    min-height: 100vh;
    overflow-x: hidden;
    /* Melhor performance de scroll */
    -webkit-overflow-scrolling: touch;
    /* Prevenir zoom em dispositivos móveis */
    touch-action: manipulation;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    /* Melhor responsividade */
    width: 100%;
}

/* Background Elements - Otimizado para performance */
.background-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    /* Melhor performance de renderização */
    will-change: transform;
}

.floating-text {
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(2.5rem, 8vw, 8rem); /* Responsivo */
    font-weight: 900;
    color: rgba(255, 255, 255, 0.1);
    text-align: center;
    white-space: nowrap;
    z-index: -1;
    animation: float 6s ease-in-out infinite;
    /* Melhor performance */
    will-change: transform;
}

.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.line {
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    animation: pulse 3s ease-in-out infinite;
    /* Melhor performance */
    will-change: transform;
}

.line-1 {
    top: 30%;
    left: 20%;
    width: 200px;
    height: 2px;
    transform: rotate(45deg);
}

.line-2 {
    top: 60%;
    right: 25%;
    width: 150px;
    height: 2px;
    transform: rotate(-30deg);
}

.line-3 {
    bottom: 20%;
    left: 50%;
    width: 180px;
    height: 2px;
    transform: rotate(15deg);
}

/* Header - Melhorado para acessibilidade e performance */
header {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px); /* Suporte Safari */
    color: var(--text-white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-glass);
    /* Melhor performance */
    will-change: transform;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; /* Melhor responsividade */
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: bold;
    /* Melhor acessibilidade */
    text-decoration: none;
    color: var(--text-white);
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    /* Melhor performance */
    will-change: transform;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex-wrap: wrap; /* Melhor responsividade */
}

nav a {
    color: var(--text-white);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    background: var(--bg-glass);
    /* Melhor acessibilidade */
    display: inline-block;
    position: relative;
}

nav a:hover,
nav a:focus {
    background: var(--bg-glass-hover);
    transform: translateY(-2px);
    outline: none;
}

/* Hero Section - Melhorado */
.hero {
    padding: clamp(4rem, 8vw, 6rem) 0 clamp(2rem, 6vw, 4rem);
    color: var(--text-white);
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: clamp(2rem, 4vw, 3rem);
    align-items: center;
    margin-bottom: 4rem;
}

/* Info Blocks - Melhorado */
.info-block {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid var(--border-glass);
    transition: var(--transition);
    /* Melhor performance */
    will-change: transform;
}

.info-block:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-light);
}

.block-icon {
    margin-bottom: 1rem;
}

.icon-img {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    object-fit: cover;
    /* Melhor performance */
    will-change: transform;
}

.block-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.block-content p {
    opacity: 0.9;
    line-height: 1.6;
}

/* Central Image - Melhorado */
.central-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main-img {
    width: clamp(200px, 30vw, 300px);
    height: clamp(200px, 30vw, 300px);
    border-radius: var(--border-radius);
    object-fit: cover;
    box-shadow: 0 20px 40px var(--shadow-medium);
    animation: float 4s ease-in-out infinite;
    /* Melhor performance */
    will-change: transform;
}

.central-node {
    position: absolute;
    bottom: -10px;
    width: 20px;
    height: 20px;
    background: var(--text-white);
    border-radius: 50%;
    border: 3px solid var(--primary-color);
}

/* Cards Stack - Melhorado */
.cards-stack {
    position: relative;
    height: 200px;
}

.card {
    position: absolute;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 15px;
    padding: 1.5rem;
    color: var(--text-white);
    box-shadow: 0 10px 20px var(--shadow-light);
    transition: var(--transition);
    /* Melhor performance */
    will-change: transform;
}

.card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px var(--shadow-medium);
}

.card-1 {
    top: 0;
    left: 0;
    width: 200px;
    z-index: 3;
}

.card-2 {
    top: 10px;
    left: 10px;
    width: 200px;
    height: 120px;
    z-index: 2;
    opacity: 0.7;
}

.card-3 {
    top: 20px;
    left: 20px;
    width: 200px;
    height: 100px;
    z-index: 1;
    opacity: 0.5;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.card-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    object-fit: cover;
}

.card-type {
    font-weight: bold;
    font-size: 0.9rem;
}

.card-number {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.card-info {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1rem;
}

.card-brand {
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* User Stats - Melhorado */
.user-stats {
    position: absolute;
    top: 20%;
    right: 10%;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 25px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--border-glass);
}

.avatars {
    display: flex;
    gap: -0.5rem;
}

.avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: 2px solid var(--text-white);
    margin-left: -10px;
}

.avatar:first-child {
    margin-left: 0;
}

.stats-text {
    display: flex;
    flex-direction: column;
}

.number {
    font-size: 1.2rem;
    font-weight: bold;
}

.label {
    font-size: 0.7rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* CTA Section - Melhorado */
.cta-section {
    text-align: center;
    margin-top: 3rem;
}

.cta-button {
    background: var(--text-white);
    color: var(--primary-color);
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px var(--shadow-light);
    animation: pulse 2s ease-in-out infinite;
    /* Melhor acessibilidade */
    position: relative;
    overflow: hidden;
}

.cta-button:hover,
.cta-button:focus {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--shadow-medium);
    outline: none;
}

.main-value {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2rem;
    display: inline-block;
    border: 1px solid var(--border-glass);
}

.main-value h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    text-align: center;
    color: var(--text-white);
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px var(--shadow-medium);
}

.main-value h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 300;
    color: var(--text-white);
}

/* Benefits Section - Melhorado */
.benefits-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.benefit-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    border: 1px solid var(--border-glass);
    transition: var(--transition);
    color: var(--text-white);
    /* Melhor performance */
    will-change: transform;
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--shadow-light);
}

.benefit-icon {
    margin-bottom: 1.5rem;
}

.benefit-img {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    object-fit: cover;
    box-shadow: 0 10px 20px var(--shadow-light);
    transition: var(--transition);
    /* Melhor performance */
    will-change: transform;
}

.benefit-img:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 30px var(--shadow-medium);
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.benefit-card p {
    opacity: 0.9;
    line-height: 1.6;
}

.benefit-card .cta-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: bold;
    transition: var(--transition);
}

.benefit-card .cta-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Comparison Section - Melhorado */
.comparison-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.02);
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 1rem;
    color: var(--text-white);
    font-weight: 300;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    color: var(--text-muted);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.comparison-table {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-glass);
    margin: 3rem 0;
    /* Melhor responsividade */
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px; /* Evita quebra em telas pequenas */
}

.comparison-table th,
.comparison-table td {
    padding: 1.5rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-white);
}

.comparison-table th {
    background: var(--bg-glass);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.comparison-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.comparison-table strong {
    color: var(--accent-color);
}

.comparison-note {
    text-align: center;
    font-style: italic;
    color: var(--text-muted);
    margin-top: 2rem;
}

.comparison-note a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: bold;
}

.comparison-note a:hover {
    color: var(--accent-hover);
}

.cta-comparison {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid var(--border-glass);
    text-align: center;
}

.cta-comparison p {
    color: var(--text-white);
    font-size: 1.1rem;
    line-height: 1.6;
    margin: 0;
}

.cta-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: bold;
    transition: var(--transition);
}

.cta-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Specific Applications Section */
.specific-applications {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-glass);
}

.specific-applications h3 {
    color: var(--text-white);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.app-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.app-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-glass);
    text-decoration: none;
    color: var(--text-white);
    transition: var(--transition);
    min-width: 150px;
}

.app-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px var(--shadow-light);
    background: var(--bg-glass-hover);
}

.app-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.app-text {
    font-weight: 600;
    font-size: 1rem;
}

/* SEO Links */
.seo-link {
    color: var(--text-white);
    text-decoration: none;
    transition: var(--transition);
}

.seo-link:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Breadcrumb */
.breadcrumb-section {
    padding: 1rem 0;
    background: rgba(255, 255, 255, 0.05);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--text-muted);
}

/* SEO Content Section */
.seo-content-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.03);
}

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

.seo-block {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid var(--border-glass);
    transition: var(--transition);
}

.seo-block:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px var(--shadow-light);
}

.seo-block h3 {
    color: var(--text-white);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.seo-block p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 1rem;
}

/* Installation Steps */
.installation-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid var(--border-glass);
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px var(--shadow-light);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-weight: bold;
    font-size: 1.2rem;
}

.step-card h3 {
    color: var(--text-white);
    font-size: 1.2rem;
    margin: 1.5rem 0 1rem 0;
    font-weight: 600;
}

.step-card p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Video Section - Melhorado */
.video-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.05);
}

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

.video-placeholder {
    position: relative;
    display: inline-block;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 20px 40px var(--shadow-medium);
    /* Melhor responsividade */
    max-width: 100%;
}

.video-img {
    width: clamp(300px, 80vw, 600px);
    height: clamp(200px, 50vw, 400px);
    object-fit: cover;
    border-radius: var(--border-radius);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    transition: var(--transition);
    animation: pulse 2s ease-in-out infinite;
    /* Melhor acessibilidade */
    padding: 1rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
}

.play-button:hover,
.play-button:focus {
    transform: translate(-50%, -50%) scale(1.1);
    outline: none;
}

.video-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--text-white);
    padding: 2rem;
    text-align: left;
}

.video-text h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.video-text p {
    opacity: 0.9;
}

/* FAQ Section - Melhorado */
.faq-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.02);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    margin-bottom: 1rem;
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid var(--border-glass);
    transition: var(--transition);
    /* Remover animações que interferem com a funcionalidade */
    animation: none !important;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow-light);
}

.faq-question {
    background: var(--bg-glass);
    color: var(--text-white);
    padding: 1.5rem;
    cursor: pointer !important;
    font-weight: bold;
    transition: var(--transition);
    position: relative;
    /* Melhor acessibilidade */
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* Garantir que não há animações interferindo */
    animation: none !important;
    user-select: none;
}

.faq-question:hover,
.faq-question:focus {
    background: var(--bg-glass-hover);
    outline: none;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform 0.3s ease;
    /* Melhor acessibilidade */
    flex-shrink: 0;
}

.faq-question.active::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 1.5rem;
    display: none;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-white);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    /* Simplificar para garantir funcionamento */
    animation: none !important;
}

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

/* Remover animação fadeIn que pode causar problemas */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.faq-answer ul {
    margin-left: 2rem;
    margin-top: 1rem;
}

.faq-answer li {
    margin-bottom: 0.5rem;
}

/* Technical Tip Section - Melhorado */
.technical-tip-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.05);
}

.technical-tip {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 3rem;
    text-align: center;
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
    /* Remover animações que podem interferir */
    animation: none !important;
}

.tip-icon {
    flex-shrink: 0;
}

.tip-img {
    width: 100px;
    height: 100px;
    border-radius: 20px;
    object-fit: cover;
    box-shadow: 0 10px 20px var(--shadow-light);
}

.tip-content {
    flex: 1;
    color: var(--text-white);
}

.tip-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.tip-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
    opacity: 0.9;
}

.tip-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.tip-link:hover {
    color: var(--accent-hover);
}

/* Contact Section - Melhorado */
.contact-section {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: rgba(255, 255, 255, 0.02);
}

.contact-form {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    border: 1px solid var(--border-glass);
    color: var(--text-white);
    /* Remover animações que podem interferir */
    animation: none !important;
}

.form-header h2 {
    color: var(--text-white);
    margin-bottom: 1rem;
    font-weight: 300;
    font-size: 2rem;
}

.form-header p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-glass);
    border-radius: var(--border-radius-small);
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    transition: var(--transition);
    /* Melhor acessibilidade */
    font-family: var(--font-family);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.submit-button {
    background: var(--accent-color);
    color: var(--text-white);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-small);
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    /* Melhor acessibilidade */
    font-family: var(--font-family);
}

.submit-button:hover,
.submit-button:focus {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
    outline: none;
}

/* Footer - Melhorado */
footer {
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-muted);
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Responsive Design - Melhorado */
@media (max-width: 768px) {
    .floating-text {
        font-size: clamp(2.5rem, 6vw, 4rem);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .main-img {
        width: clamp(200px, 60vw, 250px);
        height: clamp(200px, 60vw, 250px);
    }
    
    .cards-stack {
        height: 150px;
    }
    
    .card-1, .card-2, .card-3 {
        width: 150px;
    }
    
    .user-stats {
        position: static;
        margin: 2rem auto;
        width: fit-content;
    }
    
    .main-value h1 {
        font-size: 1.8rem;
    }
    
    .main-value h2 {
        font-size: 1.5rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .technical-tip {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
    
    .video-img {
        width: 100%;
        height: 250px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    /* Melhor navegação mobile */
    nav {
        width: 100%;
    }
    
    nav ul {
        width: 100%;
    }
    
    nav a {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .floating-text {
        font-size: 2.5rem;
    }
    
    .hero {
        padding: 4rem 0 2rem;
    }
    
    .main-img {
        width: 200px;
        height: 200px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .seo-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .seo-block {
        padding: 1.5rem;
    }
    
    .installation-steps {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .step-card {
        padding: 1.5rem;
    }
    
    .app-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .app-link {
        min-width: auto;
        width: 100%;
        max-width: 200px;
    }
    
    .technical-tip {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .contact-form {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .faq-question {
        padding: 1rem;
    }
    
    .faq-answer {
        padding: 1rem;
    }
    
    /* Melhor espaçamento em mobile */
    .container {
        padding: 0 15px;
    }
    
    .info-block,
    .benefit-card,
    .faq-item {
        padding: 1.5rem;
    }
}

/* Loading Animation - Melhorado */
.loading {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

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

/* Floating Animation - Melhorado */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.floating {
    animation: float 3s ease-in-out infinite;
}

/* Pulse Animation - Melhorado */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* Shake Animation - Melhorado */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* Bounce Animation - Melhorado */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

.bounce {
    animation: bounce 1s ease-in-out;
}

/* Rotate Animation - Melhorado */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.rotate {
    animation: rotate 2s linear infinite;
}

/* Glow Animation - Melhorado */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(76, 175, 80, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(76, 175, 80, 0.8);
    }
}

.glow {
    animation: glow 2s ease-in-out infinite;
}

/* Slide In Animation - Melhorado */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

/* Zoom In Animation - Melhorado */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.zoom-in {
    animation: zoomIn 0.6s ease-out;
}

/* Typewriter Effect - Melhorado */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.typewriter {
    overflow: hidden;
    white-space: nowrap;
    animation: typewriter 2s steps(40, end);
}

/* Smooth Scrolling - Melhorado */
html {
    scroll-behavior: smooth;
    /* Melhor performance de scroll */
    -webkit-overflow-scrolling: touch;
}

/* Focus Styles for Accessibility - Melhorado */
a:focus,
button:focus,
input:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Melhorias de performance */
* {
    /* Melhor performance de renderização */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Prevenir layout shift */
img {
    max-width: 100%;
    height: auto;
}

/* Melhor contraste para acessibilidade */
@media (prefers-contrast: high) {
    :root {
        --bg-glass: rgba(255, 255, 255, 0.2);
        --border-glass: rgba(255, 255, 255, 0.4);
    }
}

/* Modo escuro (se necessário no futuro) */
@media (prefers-color-scheme: dark) {
    /* Manter o tema atual pois já é escuro */
}

/* Melhor suporte para telas de alta densidade */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-img,
    .icon-img,
    .benefit-img,
    .tip-img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Classes para desabilitar animações problemáticas */
.no-animation {
    animation: none !important;
    transition: none !important;
}

/* Garantir que elementos interativos não sejam afetados por animações */
.faq-question,
.faq-answer,
.contact-form,
.technical-tip {
    animation: none !important;
}

/* Animação suave apenas para elementos que não interferem na funcionalidade */
.faq-answer.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Regras específicas para evitar conflitos de animação */
.faq-item {
    /* Garantir que animações não interfiram com a funcionalidade */
    animation: none !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow-light);
}

/* Remover animações de entrada que podem causar problemas */
.faq-item.loading,
.faq-item.zoom-in,
.faq-item.slide-in-left {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

/* Garantir que elementos de formulário não sejam afetados */
.contact-form,
.form-group,
.form-group input,
.submit-button {
    animation: none !important;
}

/* Garantir que elementos técnicos não sejam afetados */
.technical-tip,
.tip-content,
.tip-icon {
    animation: none !important;
}

/* Apenas animações suaves para elementos não interativos */
.benefit-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--shadow-light);
}

/* Garantir que animações de entrada sejam suaves e não interfiram */
.benefit-card.loading,
.benefit-card.zoom-in,
.benefit-card.slide-in-left {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
} 

/* Estilos para seções "Ver também" */
.related-links {
    margin-top: 40px;
    padding: 30px;
    background: var(--bg-glass);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
}

.related-links h4 {
    color: var(--text-white);
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.related-link {
    display: block;
    padding: 15px 20px;
    background: var(--bg-glass-hover);
    border-radius: var(--border-radius-small);
    color: var(--text-white);
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid var(--border-glass);
    font-weight: 500;
}

.related-link:hover {
    background: var(--bg-glass);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    color: var(--text-white);
    text-decoration: none;
}

/* Estilos para seção de autoridade */
.authority-section {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
}

.authority-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.authority-card {
    background: var(--bg-glass);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.authority-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--shadow-medium);
    background: var(--bg-glass-hover);
}

.authority-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--border-glass);
}

.authority-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.authority-card:hover .authority-img {
    transform: scale(1.1);
}

.authority-info h3 {
    color: var(--text-white);
    font-size: 1.3rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.authority-info p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 1rem;
}

.authority-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-glass);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--shadow-medium);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent-color);
    margin-bottom: 10px;
    display: block;
}

.stat-label {
    color: var(--text-white);
    font-size: 1rem;
    font-weight: 500;
}

.authority-cta {
    background: var(--bg-glass);
    border-radius: var(--border-radius);
    padding: 40px;
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
    margin-bottom: 40px;
}

.authority-cta p {
    color: var(--text-white);
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.authority-cta ul {
    list-style: none;
    margin-bottom: 30px;
}

.authority-cta li {
    color: var(--text-muted);
    padding: 8px 0;
    position: relative;
    padding-left: 25px;
}

.authority-cta li::before {
    content: "✅";
    position: absolute;
    left: 0;
    top: 8px;
}

.authority-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.authority-link {
    display: inline-block;
    padding: 15px 30px;
    background: var(--accent-color);
    color: var(--text-white);
    text-decoration: none;
    border-radius: var(--border-radius-small);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.authority-link:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    color: var(--text-white);
    text-decoration: none;
}

/* Responsividade para seções de autoridade */
@media (max-width: 768px) {
    .authority-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .authority-card {
        flex-direction: column;
        text-align: center;
    }
    
    .authority-icon {
        align-self: center;
    }
    
    .authority-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .authority-links {
        flex-direction: column;
    }
    
    .authority-link {
        text-align: center;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .authority-stats {
        grid-template-columns: 1fr;
    }
    
    .authority-cta {
        padding: 25px;
    }
    
    .authority-card {
        padding: 20px;
    }
    
    .related-links {
        padding: 20px;
    }
}