/**
 * ✨ LIVRO PRÁTICO - TEMA ELEGANTE ✨
 * Design sofisticado para e-commerce educacional
 * Focado em usabilidade e experiência do usuário
 */

/* === DESIGN TOKENS PROFISSIONAIS === */
:root {
    /* 🎨 PALETA CORPORATIVA LIVRO PRÁTICO */
    --primary-navy: #1e293b;           /* Azul marinho corporativo */
    --primary-blue: #334155;           /* Azul acinzentado profissional */
    --accent-blue: #0f172a;            /* Azul escuro elegante */
    --accent-teal: #0d9488;            /* Verde-azulado confiável */
    --accent-slate: #475569;           /* Cinza azulado neutro */
    
    /* 🌿 TONS CORPORATIVOS */
    --steel-blue: #64748b;             /* Azul aço */
    --warm-gray: #6b7280;              /* Cinza aquecido */
    --cool-white: #f8fafc;             /* Branco frio */
    --charcoal: #1f2937;               /* Carvão profissional */
    
    /* 📚 GRADIENTES CORPORATIVOS */
    --primary-gradient: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-blue) 100%);
    --accent-gradient: linear-gradient(135deg, var(--accent-teal) 0%, var(--steel-blue) 100%);
    --success-gradient: linear-gradient(135deg, var(--accent-teal) 0%, var(--accent-slate) 100%);
    --neutral-gradient: linear-gradient(135deg, var(--steel-blue) 0%, var(--warm-gray) 100%);
    
    /* 🎭 SOMBRAS PROFISSIONAIS */
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-large: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-elegant: 0 25px 50px -12px rgba(30, 41, 59, 0.25);
    
    /* 📐 ESPAÇAMENTOS E BORDAS */
    --border-radius: 8px;
    --border-radius-large: 12px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* 🔤 TIPOGRAFIA */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* ⚡ TRANSIÇÕES */
    --transition-fast: 200ms ease-out;
    --transition-smooth: 300ms ease-in-out;
    --transition-elegant: 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* === RESET E BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--cool-white);
    color: var(--charcoal);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

/* === CONTAINER === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* === HEADER ELEGANTE === */
.header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid #e5e7eb;
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
    /* Fallback: apenas cor translúcida se não suportar blur */
    -webkit-backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    min-height: 60px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    color: var(--primary-blue);
}

.logo h1 {
    font-family: var(--font-family-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
    margin-left: var(--spacing-xs);
}

.tagline {
    color: #6b7280;
    font-size: 0.75rem;
    font-weight: 500;
    margin-top: 0.125rem;
    margin-left: calc(24px + var(--spacing-sm) + var(--spacing-xs));
}

/* === NAVEGAÇÃO PROFISSIONAL === */
.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--charcoal);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition-smooth);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-teal);
    background-color: #f1f5f9;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 2px;
    background: var(--accent-gradient);
    transition: var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* === BOTÃO CARRINHO ELEGANTE === */
.cart-btn {
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    color: white;
    cursor: pointer;
    transition: var(--transition-elegant);
    position: relative;
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cart-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.cart-count {
    background: var(--accent-gold);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: -5px;
    right: -5px;
}

/* === HERO SECTION EDUCACIONAL === */
.hero-section {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 50%, #f8fafc 100%);
    padding: var(--spacing-lg) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23334155' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.4;
    pointer-events: none;
}

.hero-title {
    font-family: var(--font-family-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
    position: relative;
    z-index: 1;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: #64748b;
    margin-bottom: 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

/* === CARDS DE GRUPOS EDUCACIONAIS === */
.groups-section {
    margin: var(--spacing-lg) 0;
}

.groups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.group-card {
    background: white;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid #f1f5f9;
    transition: var(--transition-elegant);
    cursor: pointer;
    position: relative;
    min-height: 320px;
    display: flex;
    flex-direction: column;
}

.group-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-elegant);
    border-color: #e0e7ff;
}

.group-card-header {
    background: var(--primary-gradient);
    color: white;
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.group-card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='white' fill-opacity='0.1'%3E%3Cpath d='M20 20c0-5.5-4.5-10-10-10s-10 4.5-10 10 4.5 10 10 10 10-4.5 10-10zm10 0c0-5.5-4.5-10-10-10s-10 4.5-10 10 4.5 10 10 10 10-4.5 10-10z'/%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
}

.group-icon {
    color: white;
    margin-bottom: var(--spacing-xs);
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
}

.group-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    position: relative;
    z-index: 1;
}

.group-card-body {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.group-description {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    flex-grow: 1;
}

.group-stats {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
}

.group-stat {
    text-align: center;
}

.group-stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    display: block;
}

.group-stat-label {
    font-size: 0.75rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.group-cta {
    background: var(--accent-gradient);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    width: 100%;
}

.group-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* === SEÇÃO DE KITS EXPANDIDA === */
.kits-expanded-section {
    background: white;
    border-radius: var(--border-radius-large);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-medium);
    border: 1px solid #f1f5f9;
    display: none;
}

.kits-expanded-section.active {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.kits-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid #f1f5f9;
}

.kits-header h3 {
    color: var(--primary-navy);
    font-size: 1.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.back-btn {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--charcoal);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.back-btn:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
}

/* === CARDS DE PRODUTOS ELEGANTES (REUTILIZADOS) === */
.kits-section {
    margin: var(--spacing-xl) 0;
}

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

.section-header h3 {
    color: var(--primary-navy);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.section-description {
    color: #64748b;
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

.kits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: var(--spacing-xl);
}

.kit-card {
    background: white;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid #f1f5f9;
    transition: var(--transition-elegant);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.kit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-elegant);
    border-color: #e0e7ff;
}

.kit-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(45deg, #f8fafc, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-blue);
}

.kit-info {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.kit-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.kit-description {
    color: #64748b;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    line-height: 1.5;
}

.kit-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-sm);
}

.kit-category {
    background: var(--success-gradient);
    color: white;
    padding: 0.25rem var(--spacing-sm);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kit-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-left: auto;
}

.btn-add-cart {
    width: 100%;
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-elegant);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-add-cart:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-add-cart:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
}

/* === ESTADOS DE LOADING === */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--charcoal);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #e5e7eb;
    border-top: 3px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === PAGINAÇÃO === */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.pagination-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: var(--border-radius);
    color: var(--charcoal);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    color: var(--charcoal);
    font-weight: 500;
}

/* === RESPONSIVIDADE === */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-sm) 0;
    }
    
    .nav-list {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-section {
        padding: var(--spacing-md) 0;
    }
    
    .groups-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .kits-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .kit-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .kits-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .group-card {
        min-height: auto;
        height: auto;
    }
    
    .group-card-body {
        padding: var(--spacing-md);
    }
    
    .group-stats {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }
    
    .group-stat {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-xs);
    }
    
    .group-stat-number {
        font-size: 1.25rem;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 900px) {
  .header-flex {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .header-left {
    padding-left: 0.5rem;
  }
  .header-right {
    padding-right: 0.5rem;
  }
  .nav-list {
    gap: 1rem;
  }
}

@media (max-width: 600px) {
  .header-flex {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }
  .nav {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
}

/* === FOOTER ELEGANTE === */
.footer {
    background: var(--charcoal);
    color: white;
    margin-top: var(--spacing-xl);
}

.footer-content {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-tagline {
    color: #cbd5e1;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.social-link:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h5 {
    color: white;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: #94a3b8;
    text-decoration: none;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-column a:hover {
    color: #cbd5e1;
}

.footer-column li:not(:has(a)) {
    color: #94a3b8;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.security-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
    text-align: center;
}

.security-title {
    color: #10b981;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
    margin-bottom: var(--spacing-xs);
}

.ssl-certificate {
    display: flex;
    justify-content: center;
}

.ssl-image {
    width: 222px;
    height: 54px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.footer-bottom {
    border-top: 1px solid #475569;
    padding: var(--spacing-lg) 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #94a3b8;
    font-size: 0.875rem;
}

.footer-dev {
    color: #64748b;
}

/* === ANIMAÇÕES DE ENTRADA === */
.kit-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.kit-card:nth-child(1).animate-in { animation-delay: 0.1s; }
.kit-card:nth-child(2).animate-in { animation-delay: 0.2s; }
.kit-card:nth-child(3).animate-in { animation-delay: 0.3s; }
.kit-card:nth-child(4).animate-in { animation-delay: 0.4s; }
.kit-card:nth-child(5).animate-in { animation-delay: 0.5s; }
.kit-card:nth-child(6).animate-in { animation-delay: 0.6s; }

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

/* === MENSAGENS DE ESTADO === */
.no-kits-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--charcoal);
}

.no-kits-message h3 {
    color: var(--primary-navy);
    margin-bottom: var(--spacing-sm);
}

.no-kits-message p {
    color: #64748b;
    font-size: 1.1rem;
}

.retry-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.retry-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* === ESTILO DE ÍCONES SVG === */
.group-icon svg,
.icon svg {
    width: 3rem;
    height: 3rem;
    color: white;
    transition: var(--transition-elegant);
    margin-bottom: 0;
}

.group-card:hover .group-icon svg {
    color: var(--accent-gold);
    transform: scale(1.1);
}

/* === BOTÕES PROFISSIONAIS === */
.btn {
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-elegant);
    cursor: pointer;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: var(--secondary-gradient);
    color: white;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

/* --- Remover correções customizadas do cabeçalho --- */
/* As classes header-flex, header-left, logo-text, header-right, nav, nav-list, cart-btn, etc. voltam ao padrão anterior. Remover ou comentar as últimas regras customizadas adicionadas para alinhamento. */
/* --- Fim remoção --- */