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

:root {
    --primary-color: #25D366;
    --primary-dark: #1DA851;
    --secondary-color: #128C7E;
    --accent-color: #34B7F1;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

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

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

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Hero Section */
.hero {
    padding: 8rem 1.5rem 6rem;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%2325D366" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    opacity: 0.3;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.primary-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.primary-button:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.primary-button.large {
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
}

.secondary-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: white;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
}

.secondary-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: #1f2937;
    border-radius: 2.5rem;
    padding: 1rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    transform: rotate(5deg);
    transition: transform 0.3s ease;
}

.phone-mockup:hover {
    transform: rotate(0deg) scale(1.05);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #25D366;
    border-radius: 2rem;
    overflow: hidden;
    position: relative;
}

.whatsapp-chat {
    padding: 1.5rem 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 1rem;
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid white;
}

.chat-name {
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
}

.chat-messages {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    max-width: 80%;
    font-size: 0.9rem;
    line-height: 1.4;
}

.message.received {
    background: white;
    color: var(--text-primary);
    align-self: flex-start;
    border-bottom-left-radius: 0.25rem;
}

.message.sent {
    background: #dcf8c6;
    color: var(--text-primary);
    align-self: flex-end;
    border-bottom-right-radius: 0.25rem;
}

/* Sections */
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 4rem;
}

/* Como Funciona - Vídeo */
.how-it-works {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.video-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.video-wrapper {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: #000;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-description {
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
}

.video-description h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.video-description p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Responsive design for video section */
@media (max-width: 768px) {
    .video-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .video-wrapper {
        padding-bottom: 75%; /* Adjust for mobile */
    }
    
    .video-description {
        padding: 1.5rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .how-it-works {
        padding: 4rem 0;
    }
    
    .video-description {
        padding: 1.25rem;
    }
    
    .video-description h3 {
        font-size: 1.25rem;
    }
}

/* Benefícios */
.benefits {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

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

.benefit-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-color);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
}

.benefit-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.benefit-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Final */
.final-cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-note {
    margin-top: 1.5rem;
    opacity: 0.8;
    font-size: 0.9rem;
}

.cta-note i {
    margin-right: 0.5rem;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-logo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.footer-brand-name {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-actions {
        gap: 1rem;
    }
    
    .nav-link {
        display: none;
    }
    
    .hero {
        padding: 6rem 1.5rem 4rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
        transform: none;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .primary-button,
    .secondary-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
}

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

.hero-text {
    animation: fadeInUp 0.8s ease-out;
}

.hero-visual {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

/* Focus States */
.primary-button:focus,
.secondary-button:focus,
.cta-button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading States */
.primary-button:active,
.secondary-button:active,
.cta-button:active {
    transform: translateY(0);
}



/* Depoimentos */
.testimonials {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.1;
    font-family: serif;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.stars i {
    color: #fbbf24;
    font-size: 1rem;
}

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.6;
    font-style: italic;
    margin-bottom: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.author-info {
    flex: 1;
}

.author-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.author-role {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

/* Responsive adjustments for testimonials */
@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .author-avatar {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .testimonials {
        padding: 4rem 0;
    }
    
    .testimonial-card {
        padding: 1.25rem;
    }
    
    .testimonial-text {
        font-size: 0.95rem;
    }
}

/* --- PATCH: Vídeo maior no desktop e responsivo robusto --- */

/* ---- Shorts (vídeo vertical) ---- */
.video-wrapper.is-vertical {
  /* muda a proporção para 9:16 */
  aspect-ratio: 9 / 16;
  height: auto;                 /* evita altura zero */
  background: #000;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);

  /* deixa o player “cartão” centralizado e com tamanho confortável */
  max-width: 420px;             /* bom para desktop wide */
  width: 100%;
  margin-inline: auto;
}

/* garante preenchimento total do iframe */
.video-wrapper.is-vertical iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Desktop: dê mais espaço ao vídeo e reduza a coluna de texto */
.how-it-works .container { max-width: 1280px; }
.video-container {
  max-width: 100%;
  grid-template-columns: 2fr 1fr; /* mantém a descrição, mas o vídeo fica estreito e alto */
  align-items: start;
}

/* Mobile: empilha e mantém 9:16 */
@media (max-width: 900px) {
  .video-container { grid-template-columns: 1fr; gap: 2rem; }
  .video-description { order: 2; }

  /* ocupa toda a largura do mobile, mas limita a altura para não “estourar” a dobra */
  .video-wrapper.is-vertical {
    max-width: 100%;
    max-height: 80vh;          /* evita ficar comprido demais */
  }
}

/* Se quiser o vídeo AINDA maior em telas muito largas */
@media (min-width: 1400px) {
  .video-wrapper.is-vertical { max-width: 480px; }
}

/* ---- Shorts (vídeo vertical) 9:16 ---- */
.video-wrapper.is-vertical {
  position: relative;
  width: 100%;
  background: #000;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);

  /* proporção moderna */
  aspect-ratio: 9 / 16;
  height: auto;
  max-width: 420px;
  margin-inline: auto;
}

/* Fallback para navegadores sem aspect-ratio */
@supports not (aspect-ratio: 9 / 16) {
  .video-wrapper.is-vertical {
    height: 0;
    padding-bottom: 177.78%; /* 9:16 */
  }
  .video-wrapper.is-vertical iframe {
    position: absolute;
    inset: 0;
  }
}

/* Garantir que o iframe sempre preencha o wrapper */
.video-wrapper.is-vertical iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ⚠️ Neutraliza a regra mobile antiga que colocava padding-bottom em .video-wrapper */
@media (max-width: 768px) {
  .video-wrapper.is-vertical {
    padding-bottom: 0 !important; /* evita altura zero em alguns devices */
    max-width: 100%;
    max-height: 80vh; /* não “estoura” a tela */
  }
}

/* Opcional: player um pouco maior em telas muito largas */
@media (min-width: 1400px) {
  .video-wrapper.is-vertical { max-width: 480px; }
}

/* Deixe o grid confortável para o vertical */
.how-it-works .container { max-width: 1280px; }
.video-container { max-width: 100%; grid-template-columns: 2fr 1fr; align-items: start; }
@media (max-width: 900px) {
  .video-container { grid-template-columns: 1fr; gap: 2rem; }
  .video-description { order: 2; }
}