/* ==========================================
   CASA DO MAC - UPGRADE MAC VINTAGE
   Paleta de Cores: Casadomac.com.br
   Otimizado para Performance
   ========================================== */

:root {
    /* Cores Principais - Casadomac.com.br */
    --cor-fundo-escuro: #000000;
    --cor-fundo-cinza: #1a1a1a;
    --cor-fundo-cinza-claro: #2a2a2a;
    --cor-texto-principal: #ffffff;
    --cor-texto-secundario: #cccccc;
    
    /* Cores de Destaque - Verde WhatsApp */
    --cor-verde-whatsapp: #25D366;
    --cor-verde-whatsapp-hover: #20BA5A;
    --cor-verde-escuro: #1E8449;
    --cor-verde-claro: #7ED321;
    
    /* Cores de Acento - Laranja Casa do Mac */
    --cor-laranja-principal: #E74C3C;
    --cor-laranja-hover: #C0392B;
    
    /* Gradientes */
    --gradiente-verde: linear-gradient(135deg, #25D366 0%, #20BA5A 100%);
    --gradiente-escuro: linear-gradient(180deg, #000000 0%, #1a1a1a 100%);
    
    /* Sombras */
    --sombra-card: 0 4px 20px rgba(0, 0, 0, 0.3);
    --sombra-hover: 0 8px 30px rgba(37, 211, 102, 0.3);
    
    /* Espaçamentos */
    --espacamento-xs: 8px;
    --espacamento-sm: 16px;
    --espacamento-md: 24px;
    --espacamento-lg: 40px;
    --espacamento-xl: 60px;
    
    /* Tipografia */
    --fonte-principal: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ==========================================
   RESET E BASE
   ========================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--fonte-principal);
    background-color: var(--cor-fundo-escuro);
    color: var(--cor-texto-principal);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* ==========================================
   CONTAINER
   ========================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--espacamento-md);
}

/* ==========================================
   HEADER
   ========================================== */

.header {
    background-color: var(--cor-fundo-escuro);
    padding: var(--espacamento-sm) 0;
    border-bottom: 2px solid var(--cor-verde-whatsapp);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--espacamento-sm);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--cor-verde-whatsapp);
    letter-spacing: 1px;
}

.logo p {
    font-size: 0.875rem;
    color: var(--cor-texto-secundario);
    margin-top: 4px;
}

.header-actions {
    display: flex;
    gap: var(--espacamento-sm);
    flex-wrap: wrap;
}

/* ==========================================
   BOTÕES
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradiente-verde);
    color: var(--cor-texto-principal);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.btn-whatsapp {
    background: var(--cor-verde-whatsapp);
    color: var(--cor-texto-principal);
}

.btn-whatsapp:hover {
    background: var(--cor-verde-whatsapp-hover);
    transform: translateY(-2px);
}

.btn-call {
    background: var(--cor-fundo-cinza);
    color: var(--cor-texto-principal);
    border: 2px solid var(--cor-verde-whatsapp);
}

.btn-call:hover {
    background: var(--cor-verde-whatsapp);
    border-color: var(--cor-verde-whatsapp);
}

.btn-secondary {
    background: transparent;
    color: var(--cor-texto-principal);
    border: 2px solid var(--cor-verde-whatsapp);
}

.btn-secondary:hover {
    background: var(--cor-verde-whatsapp);
    border-color: var(--cor-verde-whatsapp);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
    background: var(--gradiente-escuro);
    padding: var(--espacamento-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(37, 211, 102, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espacamento-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.badge {
    display: inline-block;
    background: var(--cor-laranja-principal);
    color: var(--cor-texto-principal);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--espacamento-sm);
}

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--espacamento-sm);
}

.highlight {
    color: var(--cor-verde-whatsapp);
    display: block;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--cor-texto-secundario);
    margin-bottom: var(--espacamento-md);
    line-height: 1.8;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: var(--espacamento-sm);
    margin-bottom: var(--espacamento-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
}

.feature-item svg {
    color: var(--cor-verde-whatsapp);
    flex-shrink: 0;
}

.hero-cta {
    display: flex;
    gap: var(--espacamento-sm);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    animation: fadeInRight 0.8s ease-out;
}

.hero-image img {
    border-radius: 12px;
    box-shadow: var(--sombra-card);
    width: 100%;
}

.hero-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--cor-verde-whatsapp);
    padding: 16px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.badge-icon {
    font-size: 2rem;
}

.badge-text strong {
    display: block;
    font-size: 1rem;
}

.badge-text span {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ==========================================
   NEVER BROKEN SECTION
   ========================================== */

.never-broken {
    background: var(--cor-fundo-cinza);
    padding: var(--espacamento-xl) 0;
    text-align: center;
}

.never-broken-content {
    max-width: 800px;
    margin: 0 auto;
}

.never-broken h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--espacamento-md);
    color: var(--cor-verde-whatsapp);
}

.never-broken p {
    font-size: 1.125rem;
    color: var(--cor-texto-secundario);
    line-height: 1.8;
}

.never-broken strong {
    color: var(--cor-texto-principal);
}

.never-broken a {
    color: var(--cor-verde-whatsapp);
    font-weight: 700;
    text-decoration: underline;
}

.never-broken a:hover {
    color: var(--cor-verde-claro);
}

.never-broken .btn {
    margin-top: var(--espacamento-md);
}

/* ==========================================
   SERVICES SECTION
   ========================================== */

.services {
    background: var(--cor-fundo-escuro);
    padding: var(--espacamento-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--espacamento-lg);
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--espacamento-sm);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--cor-texto-secundario);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--espacamento-md);
}

.service-card {
    background: var(--cor-fundo-cinza);
    padding: var(--espacamento-lg);
    border-radius: 12px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--cor-verde-whatsapp);
    transform: translateY(-5px);
    box-shadow: var(--sombra-hover);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--espacamento-sm);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--espacamento-sm);
    color: var(--cor-verde-whatsapp);
}

.service-card p {
    color: var(--cor-texto-secundario);
    margin-bottom: var(--espacamento-sm);
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    margin-bottom: var(--espacamento-md);
}

.service-card ul li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--cor-texto-secundario);
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--cor-verde-whatsapp);
    font-weight: bold;
}

/* ==========================================
   WINDOWS 11 SECTION
   ========================================== */

.windows-section {
    background: var(--cor-fundo-cinza);
    padding: var(--espacamento-xl) 0;
}

.windows-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espacamento-lg);
    align-items: center;
}

.windows-text h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--espacamento-sm);
}

.windows-text h2 .highlight {
    color: var(--cor-verde-whatsapp);
}

.windows-text p {
    font-size: 1.125rem;
    color: var(--cor-texto-secundario);
    margin-bottom: var(--espacamento-md);
    line-height: 1.8;
}

.windows-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espacamento-sm);
    margin-bottom: var(--espacamento-md);
}

.windows-feature {
    background: var(--cor-fundo-escuro);
    padding: var(--espacamento-sm);
    border-radius: 8px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.windows-feature:hover {
    border-color: var(--cor-verde-whatsapp);
}

.windows-feature-icon {
    font-size: 2rem;
    margin-bottom: 8px;
}

.windows-feature strong {
    display: block;
    font-size: 1rem;
    color: var(--cor-texto-principal);
}

.windows-image img {
    border-radius: 12px;
    box-shadow: var(--sombra-card);
}

/* ==========================================
   UPGRADE SECTION
   ========================================== */

.upgrade-section {
    background: var(--cor-fundo-escuro);
    padding: var(--espacamento-xl) 0;
}

.upgrade-header {
    text-align: center;
    margin-bottom: var(--espacamento-lg);
}

.upgrade-header h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--espacamento-sm);
}

.upgrade-header .highlight {
    color: var(--cor-verde-whatsapp);
}

.upgrade-header p {
    font-size: 1.125rem;
    color: var(--cor-texto-secundario);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.upgrade-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--espacamento-md);
    margin-bottom: var(--espacamento-lg);
}

.upgrade-card {
    background: var(--cor-fundo-cinza);
    padding: var(--espacamento-md);
    border-radius: 12px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.upgrade-card:hover {
    border-color: var(--cor-verde-whatsapp);
    transform: translateY(-5px);
}

.upgrade-icon {
    font-size: 3rem;
    margin-bottom: var(--espacamento-sm);
}

.upgrade-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--espacamento-sm);
    color: var(--cor-verde-whatsapp);
}

.upgrade-card p {
    color: var(--cor-texto-secundario);
    line-height: 1.6;
}

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

/* ==========================================
   GARANTIA SECTION
   ========================================== */

.garantia-section {
    background: var(--cor-fundo-cinza);
    padding: var(--espacamento-xl) 0;
    text-align: center;
}

.garantia-content {
    max-width: 900px;
    margin: 0 auto;
}

.garantia-badge {
    display: inline-block;
    background: var(--cor-laranja-principal);
    color: var(--cor-texto-principal);
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--espacamento-md);
}

.garantia-content h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--espacamento-sm);
}

.garantia-content .highlight {
    color: var(--cor-verde-whatsapp);
}

.garantia-content p {
    font-size: 1.125rem;
    color: var(--cor-texto-secundario);
    margin-bottom: var(--espacamento-md);
    line-height: 1.8;
}

.garantia-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--espacamento-md);
    margin-bottom: var(--espacamento-lg);
}

.garantia-item {
    background: var(--cor-fundo-escuro);
    padding: var(--espacamento-md);
    border-radius: 12px;
}

.garantia-item-icon {
    font-size: 2.5rem;
    margin-bottom: var(--espacamento-sm);
}

.garantia-item strong {
    display: block;
    font-size: 1.125rem;
    color: var(--cor-texto-principal);
    margin-bottom: 8px;
}

.garantia-item span {
    color: var(--cor-texto-secundario);
    font-size: 0.875rem;
}

/* ==========================================
   CTA SECTION
   ========================================== */

.cta-section {
    background: var(--gradiente-verde);
    padding: var(--espacamento-xl) 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--espacamento-sm);
    color: var(--cor-texto-principal);
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: var(--espacamento-lg);
    color: var(--cor-texto-principal);
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: var(--espacamento-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    background: var(--cor-fundo-escuro);
    color: var(--cor-texto-principal);
    border: 2px solid var(--cor-fundo-escuro);
}

.cta-buttons .btn:hover {
    background: transparent;
    border-color: var(--cor-texto-principal);
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background: var(--cor-fundo-escuro);
    padding: var(--espacamento-lg) 0;
    border-top: 2px solid var(--cor-verde-whatsapp);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--espacamento-lg);
    margin-bottom: var(--espacamento-lg);
}

.footer-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--espacamento-sm);
    color: var(--cor-verde-whatsapp);
}

.footer-section p,
.footer-section a {
    color: var(--cor-texto-secundario);
    font-size: 0.875rem;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--cor-verde-whatsapp);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--espacamento-md);
    border-top: 1px solid var(--cor-fundo-cinza);
    color: var(--cor-texto-secundario);
    font-size: 0.875rem;
}

/* ==========================================
   FLOATING WHATSAPP
   ========================================== */

.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 70px;
    height: 70px;
    background: var(--cor-verde-whatsapp);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.6);
}

.floating-whatsapp svg {
    width: 36px;
    height: 36px;
}

/* ==========================================
   ANIMAÇÕES
   ========================================== */

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

/* ==========================================
   RESPONSIVIDADE
   ========================================== */

@media (max-width: 768px) {
    .hero-content,
    .windows-content {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2,
    .never-broken h2,
    .windows-text h2,
    .upgrade-header h2,
    .garantia-content h2,
    .cta-content h2 {
        font-size: 1.75rem;
    }
    
    .hero-cta,
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-lg {
        width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .windows-features {
        grid-template-columns: 1fr;
    }
    
    .upgrade-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-whatsapp {
        width: 60px;
        height: 60px;
        bottom: 20px;
        right: 20px;
    }
    
    .floating-whatsapp svg {
        width: 30px;
        height: 30px;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--espacamento-sm);
    }
    
    .hero,
    .services,
    .windows-section,
    .upgrade-section,
    .garantia-section,
    .cta-section {
        padding: var(--espacamento-lg) 0;
    }
}

/* ==========================================
   OTIMIZAÇÕES DE PERFORMANCE
   ========================================== */

/* Lazy loading de imagens */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Reduzir animações em dispositivos com preferência */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Otimização de scroll */
.smooth-scroll {
    scroll-behavior: smooth;
}

/* Preload de fontes críticas */
@font-face {
    font-family: 'Inter';
    font-display: swap;
}