:root {
    --cor-primaria: #25D366;
    --cor-secundaria: #E31E24;
    --cor-fundo: #FFFFFF;
    --cor-fundo-claro: #F5F5F5;
    --cor-fundo-escuro: #1A1A1A;
    --cor-texto: #333333;
    --cor-texto-claro: #666666;
    --cor-borda: #DDDDDD;
    --espaco-md: 16px;
    --espaco-lg: 24px;
    --espaco-xl: 32px;
    --raio: 8px;
    --transicao: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--cor-texto);
    background-color: var(--cor-fundo);
    overflow-x: hidden;
}

h1, h2, h3 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--espaco-md);
}

h1 {
    font-size: 28px;
}

h2 {
    font-size: 24px;
}

h3 {
    font-size: 18px;
}

p {
    margin-bottom: var(--espaco-md);
    color: var(--cor-texto-claro);
}

a {
    color: var(--cor-primaria);
    text-decoration: none;
    transition: var(--transicao);
}

.container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 var(--espaco-md);
}

@media (min-width: 768px) {
    .container {
        max-width: 750px;
        padding: 0 var(--espaco-lg);
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 1000px;
        padding: 0 var(--espaco-xl);
    }
}

header {
    background-color: var(--cor-fundo);
    border-bottom: 1px solid var(--cor-borda);
    padding: var(--espaco-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--espaco-md);
}

.logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--cor-texto);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background-color: var(--cor-secundaria);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
}

.header-cta {
    background-color: var(--cor-primaria);
    color: white;
    padding: 8px 16px;
    border-radius: var(--raio);
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transicao);
    border: none;
    cursor: pointer;
}

.header-cta:hover {
    background-color: #1fb854;
    transform: translateY(-2px);
}

.hero {
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 100%);
    padding: var(--espaco-xl) var(--espaco-md);
    text-align: center;
    border-bottom: 3px solid var(--cor-secundaria);
}

.hero-badge {
    display: inline-block;
    background-color: #FFE5E5;
    color: var(--cor-secundaria);
    padding: 8px 16px;
    border-radius: var(--raio);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--espaco-md);
}

.hero h1 {
    font-size: 28px;
    margin-bottom: var(--espaco-md);
    line-height: 1.3;
}

.hero p {
    font-size: 18px;
    color: var(--cor-texto-claro);
    margin-bottom: var(--espaco-lg);
}

.hero-cta {
    background-color: var(--cor-primaria);
    color: white;
    padding: 16px 24px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 18px;
    display: inline-flex;
    align-items: center;
    gap: 16px;
    transition: var(--transicao);
    border: none;
    cursor: pointer;
    margin-bottom: var(--espaco-md);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    animation: pulse 2s infinite;
}

.hero-cta:hover {
    background-color: #1fb854;
    transform: translateY(-3px);
    animation: none;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
    50% { box-shadow: 0 0 20px rgba(37, 211, 102, 0.4); }
}

.hero-obs {
    font-size: 14px;
    color: var(--cor-texto-claro);
    font-weight: 500;
}

.social-proof {
    background-color: var(--cor-fundo-claro);
    padding: var(--espaco-lg) var(--espaco-md);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--espaco-md);
    text-align: center;
}

.proof-item strong {
    display: block;
    font-size: 24px;
    color: var(--cor-secundaria);
    margin-bottom: 4px;
}

.proof-item span {
    display: block;
    font-size: 14px;
    color: var(--cor-texto-claro);
}

section {
    padding: var(--espaco-xl) var(--espaco-md);
}

.section-title {
    text-align: center;
    margin-bottom: var(--espaco-lg);
    font-size: 24px;
    color: var(--cor-texto);
    position: relative;
    padding-bottom: var(--espaco-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--cor-primaria);
    border-radius: 2px;
}

.section-light {
    background-color: var(--cor-fundo);
}

.section-dark {
    background-color: var(--cor-fundo-escuro);
    color: white;
}

.section-dark h2, .section-dark h3 {
    color: white;
}

.section-dark p {
    color: #CCCCCC;
}

.produtos-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--espaco-md);
    margin-bottom: var(--espaco-lg);
}

@media (min-width: 768px) {
    .produtos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .produtos-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.produto-card {
    background-color: var(--cor-fundo-claro);
    border: 1px solid var(--cor-borda);
    border-radius: 12px;
    padding: var(--espaco-lg);
    text-align: center;
    transition: var(--transicao);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.produto-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
    border-color: var(--cor-primaria);
}

.produto-card h3 {
    color: var(--cor-texto);
    margin-bottom: 8px;
}

.produto-card p {
    color: var(--cor-texto-claro);
    font-size: 14px;
    margin-bottom: var(--espaco-md);
}

.produto-cta {
    background-color: var(--cor-primaria);
    color: white;
    padding: 12px 16px;
    border-radius: var(--raio);
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: var(--transicao);
    display: inline-block;
    align-self: center;
}

.produto-cta:hover {
    background-color: #1fb854;
    transform: scale(1.05);
}

.depoimentos-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--espaco-lg);
}

@media (min-width: 768px) {
    .depoimentos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .depoimentos-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.depoimento-card {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: var(--espaco-lg);
    color: white;
    transition: var(--transicao);
}

.depoimento-card:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.depoimento-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--espaco-md);
}

.depoimento-info h4 {
    color: white;
    margin-bottom: 4px;
    font-size: 16px;
}

.depoimento-cidade {
    font-size: 14px;
    color: #CCCCCC;
}

.depoimento-produto {
    background-color: var(--cor-primaria);
    color: white;
    padding: 4px 8px;
    border-radius: var(--raio);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.depoimento-rating {
    color: #FFD700;
    font-size: 14px;
    margin-bottom: 8px;
}

.depoimento-texto {
    color: #DDDDDD;
    font-size: 14px;
    line-height: 1.5;
    font-style: italic;
}

.diferenciais-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--espaco-lg);
}

@media (min-width: 768px) {
    .diferenciais-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

.diferencial-item {
    display: flex;
    gap: var(--espaco-md);
}

.diferencial-icon {
    width: 40px;
    height: 40px;
    background-color: var(--cor-primaria);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.diferencial-item h4 {
    margin-bottom: 4px;
    color: white;
}

.diferencial-item p {
    color: #CCCCCC;
    font-size: 14px;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--espaco-lg);
}

@media (min-width: 768px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.step-card {
    background-color: var(--cor-fundo-claro);
    border-radius: 12px;
    padding: var(--espaco-lg);
    text-align: center;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--cor-primaria);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto var(--espaco-md);
}

.step-card h3 {
    margin-bottom: var(--espaco-md);
}

.step-card p {
    color: var(--cor-texto-claro);
    font-size: 14px;
}

.btn {
    padding: 12px 16px;
    border-radius: var(--raio);
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transicao);
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #1fb854;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--cor-primaria);
    border: 2px solid var(--cor-primaria);
}

.btn-outline:hover {
    background-color: var(--cor-primaria);
    color: white;
}

.sticky-whatsapp {
    position: fixed;
    bottom: 24px;
    right: 16px;
    width: 56px;
    height: 56px;
    background-color: var(--cor-primaria);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
    transition: var(--transicao);
    z-index: 999;
    text-decoration: none;
    animation: bounce 2s infinite;
}

.sticky-whatsapp:hover {
    background-color: #1fb854;
    transform: scale(1.1);
    animation: none;
}

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

footer {
    background-color: var(--cor-fundo-escuro);
    color: #CCCCCC;
    padding: var(--espaco-xl) var(--espaco-md);
    text-align: center;
}

footer h3 {
    color: white;
    margin-bottom: var(--espaco-md);
}

footer p {
    color: #CCCCCC;
    font-size: 14px;
    margin-bottom: var(--espaco-md);
}

.footer-cta {
    background-color: var(--cor-primaria);
    color: white;
    padding: 12px 16px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transicao);
    border: none;
    cursor: pointer;
    margin-bottom: var(--espaco-lg);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.footer-cta:hover {
    background-color: #1fb854;
    transform: translateY(-3px);
}

.copyright {
    font-size: 14px;
    color: #999999;
    margin-top: var(--espaco-lg);
    border-top: 1px solid #444444;
    padding-top: var(--espaco-lg);
}

.security-banner {
    background-color: #E8F5E9;
    border-left: 4px solid var(--cor-primaria);
    padding: var(--espaco-lg) var(--espaco-md);
    margin: var(--espaco-xl) var(--espaco-md);
    border-radius: var(--raio);
    text-align: center;
}

.security-banner h3 {
    color: var(--cor-texto);
    margin-bottom: 8px;
}

.security-banner p {
    color: var(--cor-texto-claro);
    font-size: 14px;
    margin-bottom: var(--espaco-md);
}

.security-icons {
    display: flex;
    justify-content: center;
    gap: var(--espaco-lg);
    flex-wrap: wrap;
}

.security-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.security-item svg {
    width: 32px;
    height: 32px;
    color: var(--cor-primaria);
}

.security-item span {
    font-size: 14px;
    color: var(--cor-texto);
    font-weight: 500;
}

@media (max-width: 480px) {
    h1 { font-size: 22px; }
    h2 { font-size: 20px; }
    .hero { padding: 16px; }
    .hero h1 { font-size: 22px; }
    .hero p { font-size: 16px; }
    .hero-cta { padding: 12px 16px; font-size: 16px; }
    section { padding: 16px; }
    .social-proof { grid-template-columns: 1fr; }
    .sticky-whatsapp { width: 50px; height: 50px; font-size: 24px; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

button:focus-visible, a:focus-visible {
    outline: 2px solid var(--cor-primaria);
    outline-offset: 2px;
}