/* ============================================
   Vem de Brinde - Catálogo de Brindes
   Design: Clean, tons laranjas, áreas brancas
   ============================================ */

/* CSS Custom Properties */
:root {
    --primary: #FF6B00;
    --primary-dark: #E05E00;
    --primary-light: #FF8C38;
    --primary-bg: #FFF8F2;
    --primary-subtle: #FFF3E0;
    --white: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    --instagram: #FF6B00;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --header-height: 70px;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 20px;
}
.logo img {
    max-height: 45px;
    width: auto;
    object-fit: contain;
}
.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.nav-link:hover {
    color: var(--primary);
    background: var(--primary-subtle);
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Search */
.search-box {
    position: relative;
    display: flex;
    align-items: center;
}
.search-box input {
    padding: 8px 36px 8px 14px;
    border: 2px solid var(--gray-200);
    border-radius: 50px;
    font-size: 0.85rem;
    font-family: var(--font);
    width: 160px;
    transition: all var(--transition);
    background: var(--gray-50);
}
.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    width: 200px;
    background: var(--white);
}
.search-icon {
    position: absolute;
    right: 10px;
    color: var(--gray-400);
    pointer-events: none;
}

/* WhatsApp header button */
.btn-whatsapp-header {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--whatsapp);
    color: white;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn-whatsapp-header:hover {
    background: var(--whatsapp-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}
.hamburger span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: all var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 420px;
    margin-top: var(--header-height);
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}
.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
}
.hero-overlay {
    position: relative;
    width: 100%;
    padding: 60px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 700px;
}
.hero-content h1 {
    font-size: clamp(1.8rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 12px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}
.hero-content p {
    font-size: clamp(0.95rem, 2.5vw, 1.15rem);
    opacity: 0.95;
    margin-bottom: 24px;
    line-height: 1.7;
}
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 30px;
}
.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.stat-number {
    font-size: 2rem;
    font-weight: 700;
}
.stat-label {
    font-size: 0.85rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--white);
    color: var(--primary);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    transition: all var(--transition);
    margin-right: 12px;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--whatsapp);
    color: white;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    transition: all var(--transition);
}
.btn-whatsapp:hover {
    background: var(--whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.3);
}

/* ============================================
   CATÁLOGO
   ============================================ */
.catalogo {
    padding: 60px 0 80px;
    background: var(--white);
}
.section-title {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
    position: relative;
}
.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
    margin: 12px auto 0;
}
.section-subtitle {
    text-align: center;
    color: var(--gray-500);
    font-size: 0.95rem;
    margin-bottom: 32px;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 16px 0;
    margin-bottom: 24px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-light) transparent;
    -webkit-overflow-scrolling: touch;
    position: sticky;
    top: var(--header-height);
    background: var(--white);
    z-index: 50;
    border-bottom: 1px solid var(--gray-100);
}
.filter-bar::-webkit-scrollbar { height: 4px; }
.filter-bar::-webkit-scrollbar-track { background: transparent; }
.filter-bar::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 2px; }

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border: 2px solid var(--gray-200);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-600);
    background: var(--white);
    white-space: nowrap;
    transition: all var(--transition);
    flex-shrink: 0;
}
.filter-btn:hover {
    border-color: var(--primary-light);
    color: var(--primary);
    background: var(--primary-subtle);
}
.filter-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}
.filter-btn.active .filter-count {
    background: rgba(255,255,255,0.25);
    color: var(--white);
}
.filter-icon { font-size: 1.1em; }
.filter-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    background: var(--gray-100);
    color: var(--gray-500);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all var(--transition);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

/* Product Card */
.product-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
    opacity: 1;
    transform: translateY(0);
}
.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary-light);
}
.product-card.hidden {
    display: none;
}
.product-card.fade-out {
    opacity: 0;
    transform: scale(0.95);
}

.product-image-wrapper {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--gray-50);
    cursor: pointer;
}

/* Skeleton loader */
.skeleton-loader {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-50) 50%, var(--gray-100) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    z-index: 1;
}
@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease, opacity var(--transition);
    opacity: 0;
}
.product-image.loaded {
    opacity: 1;
}
.product-image.loaded + .skeleton-loader,
.product-image.loaded ~ .skeleton-loader {
    display: none;
}
.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-code {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 4px 10px;
    background: rgba(0,0,0,0.6);
    color: white;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    z-index: 2;
    backdrop-filter: blur(4px);
}

/* Product overlay */
.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 3;
}
.product-card:hover .product-overlay {
    opacity: 1;
}

.btn-zoom {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    border: 2px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    backdrop-filter: blur(4px);
}
.btn-zoom:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.1);
}

.btn-whatsapp-card {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--whatsapp);
    color: white;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition);
}
.btn-whatsapp-card:hover {
    background: var(--whatsapp-dark);
    transform: scale(1.05);
}

/* No results */
.no-results {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-400);
}
.no-results p {
    margin-top: 12px;
    font-size: 1.1rem;
}

/* ============================================
   QUEM SOMOS
   ============================================ */
.quem-somos {
    padding: 80px 0;
    background: var(--white);
    border-top: 1px solid var(--gray-100);
}
.quem-somos-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
}
.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 8px;
}
.section-title-left {
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 20px;
    position: relative;
}
.section-title-left::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
    margin-top: 10px;
}
.quem-somos-texto p {
    font-size: 0.98rem;
    color: var(--gray-700);
    line-height: 1.75;
    margin-bottom: 14px;
}
.quem-somos-texto p.lead {
    font-size: 1.1rem;
    color: var(--gray-800);
    font-weight: 500;
}
.quem-somos-destaque {
    background: var(--primary-bg);
    border-left: 4px solid var(--primary);
    padding: 14px 18px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 20px 0 24px;
}
.quem-somos-destaque p {
    margin: 0;
    color: var(--primary-dark);
    font-size: 1rem;
}
.quem-somos-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

/* Video Thumb */
.quem-somos-midia {
    display: flex;
    justify-content: center;
}
.video-thumb-link {
    display: block;
    width: 100%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition);
    position: relative;
}
.video-thumb-link:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}
.video-thumb-wrapper {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--gray-900);
}
.video-thumb-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.video-thumb-link:hover .video-thumb-wrapper img {
    transform: scale(1.05);
}
.play-button-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}
.video-thumb-link:hover .play-button-overlay {
    background: rgba(255, 107, 0, 0.3);
}
.play-icon {
    width: 68px;
    height: 68px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    padding-left: 4px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transition: transform var(--transition), background var(--transition);
}
.video-thumb-link:hover .play-icon {
    transform: scale(1.15);
    background: var(--primary-dark);
}
.video-badge {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.75);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    backdrop-filter: blur(4px);
    transition: background var(--transition);
}
.video-thumb-link:hover .video-badge {
    background: var(--primary);
}

/* ============================================
   SOBRE
   ============================================ */
.sobre {
    padding: 80px 0;
    background: var(--primary-bg);
}
.sobre-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.sobre-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--gray-100);
}
.sobre-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}
.sobre-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}
.sobre-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}
.sobre-card p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   DEPOIMENTOS
   ============================================ */
.depoimentos {
    padding: 80px 0;
    background: var(--white);
}
.depoimentos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.depoimento-card {
    background: var(--gray-50);
    padding: 32px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
}
.depoimento-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.depoimento-stars {
    font-size: 1.1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}
.depoimento-texto {
    font-size: 0.95rem;
    color: var(--gray-700);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 16px;
}
.depoimento-autor {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
}

/* ============================================
   CONTATO
   ============================================ */
.contato {
    padding: 80px 0;
    background: var(--primary-bg);
}
.contato-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}
.contato-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.contato-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}
.contato-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 40px;
    text-align: center;
}
.contato-item strong {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-900);
    margin-bottom: 2px;
}
.contato-item p {
    font-size: 0.85rem;
    color: var(--gray-600);
}
.contato-cta {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
}
.contato-cta h3 {
    font-size: 1.3rem;
    color: var(--gray-900);
}
.contato-cta p {
    color: var(--gray-600);
    font-size: 0.95rem;
}
.btn-whatsapp-big {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    background: var(--whatsapp);
    color: white;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 600;
    transition: all var(--transition);
}
.btn-whatsapp-big:hover {
    background: var(--whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.3);
}
.btn-instagram {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--instagram);
    color: white;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--transition);
}
.btn-instagram:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Botão "Ver mais" - visível apenas no menu Mais Vendidos */
.btn-ver-mais {
    display: none !important;
}

.products-grid.view-mais-vendidos .btn-ver-mais {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--white);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    transition: all var(--transition);
    border: 1px solid rgba(255, 107, 0, 0.2);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.products-grid.view-mais-vendidos .btn-ver-mais:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 0, 0.35);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: rgba(255, 255, 255, 0.95);
    padding: 50px 0 0;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.footer-logo {
    max-height: 40px;
    width: auto;
    margin-bottom: 12px;
    border-radius: var(--radius-sm);
    background: var(--white);
    padding: 2px 6px;
}
.footer-brand p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}
.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 16px;
    font-weight: 600;
}
.footer-links a {
    display: block;
    padding: 4px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.85);
    transition: all var(--transition);
}
.footer-links a:hover {
    color: var(--white);
    transform: translateX(4px);
}
.footer-contact p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 6px;
}
.footer-bottom {
    text-align: center;
    padding: 20px 0;
}
.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.85);
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.9);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    backdrop-filter: blur(10px);
}
.lightbox.active {
    opacity: 1;
    visibility: visible;
}
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 2.5rem;
    color: white;
    z-index: 10001;
    transition: all var(--transition);
    line-height: 1;
}
.lightbox-close:hover {
    color: var(--primary-light);
    transform: rotate(90deg);
}
.lightbox-content {
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.lightbox-content img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
}
.lightbox-actions {
    display: flex;
    gap: 12px;
}
.btn-whatsapp-lightbox {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--whatsapp);
    color: white;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--transition);
}
.btn-whatsapp-lightbox:hover {
    background: var(--whatsapp-dark);
    transform: translateY(-2px);
}

/* ============================================
   WHATSAPP FLUTUANTE
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: var(--whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: all var(--transition);
    animation: pulse-wa 2s infinite;
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}
@keyframes pulse-wa {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6), 0 0 0 12px rgba(37, 211, 102, 0.1); }
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.animate {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .sobre-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --header-height: 60px; }
    
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 24px 24px;
        box-shadow: var(--shadow-xl);
        transition: right var(--transition);
        z-index: 999;
    }
    .nav.active { right: 0; }
    .nav-link {
        width: 100%;
        padding: 12px 16px;
        font-size: 1rem;
    }
    
    .hamburger { display: flex; }
    
    .header-actions {
        display: none;
    }
    
    .hero { min-height: 350px; }
    .hero-stats { gap: 24px; }
    .stat-number { font-size: 1.5rem; }
    
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    
    .quem-somos-grid { grid-template-columns: 1fr; gap: 32px; }
    .sobre-grid { grid-template-columns: 1fr; }
    .depoimentos-grid { grid-template-columns: 1fr; }
    .contato-grid { grid-template-columns: 1fr; }
    
    .footer-inner { grid-template-columns: 1fr; gap: 24px; }
    
    .btn-primary, .btn-whatsapp {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    /* Versão Mobile do Catálogo:
       - Sem transparência preta cobrindo a imagem
       - Código do produto discreto no bottom da imagem
       - Botão orçamento apenas com o ícone do WhatsApp */
    .product-overlay {
        opacity: 1;
        background: transparent;
        pointer-events: none;
        padding: 8px;
        flex-direction: row;
        align-items: flex-end;
        justify-content: flex-end;
        gap: 6px;
    }
    .btn-zoom { display: none; }
    
    .btn-whatsapp-card {
        pointer-events: auto;
        padding: 8px;
        width: 38px;
        height: 38px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 2px 8px rgba(37, 211, 102, 0.4);
    }
    .btn-whatsapp-card svg {
        width: 20px;
        height: 20px;
    }
    .btn-whatsapp-card .btn-whatsapp-text {
        display: none !important;
    }
    
    .products-grid.view-mais-vendidos .btn-ver-mais {
        display: inline-flex !important;
        pointer-events: auto;
        padding: 5px 10px;
        font-size: 0.68rem;
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(4px);
    }
    
    .product-code {
        position: absolute;
        top: auto;
        bottom: 8px;
        left: 8px;
        right: auto;
        padding: 2px 6px;
        background: rgba(255, 255, 255, 0.85);
        color: var(--gray-700);
        border: 1px solid rgba(0, 0, 0, 0.08);
        border-radius: 4px;
        font-size: 0.65rem;
        font-weight: 500;
        letter-spacing: 0.3px;
        backdrop-filter: blur(4px);
        box-shadow: 0 1px 3px rgba(0,0,0,0.08);
        z-index: 2;
    }
    
    .contato-cta { padding: 24px; }
    
    .section-title { font-size: 1.5rem; }
}

@media (max-width: 480px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .filter-btn { padding: 6px 14px; font-size: 0.8rem; }
    .hero-content h1 { font-size: 1.5rem; }
    .hero-stats { gap: 16px; }
    .btn-primary, .btn-whatsapp { display: block; width: 100%; text-align: center; margin: 4px 0; }
}

/* Print */
@media print {
    .header, .whatsapp-float, .scroll-top, .product-overlay, .lightbox { display: none !important; }
    .product-card { break-inside: avoid; }
}