/* ============================================
   ALPINO LINHAS - STYLESHEET
   ============================================ */

/* --- Variáveis & Reset --- */
:root {
    --primary:    #2c3e50;
    --secondary:  #e67e22;
    --wpp:        #25D366;
    --bg-light:   #f8f9fa;
    --bg-dark:    #1a252f;
    --text:       #333;
    --text-muted: #666;
    --border:     #e5e7eb;
    --shadow-sm:  0 1px 4px rgba(0,0,0,0.08);
    --shadow-md:  0 4px 14px rgba(0,0,0,0.1);
    --shadow-lg:  0 10px 28px rgba(0,0,0,0.14);
    --radius:     8px;
    --radius-lg:  14px;
    --t:          0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    margin: 0; padding: 0;
    color: var(--text);
    background: #fff;
    line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

/* ============================================
   HEADER / NAVBAR
   ============================================ */
.site-header {
    background: #fff;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 76px;
    gap: 2rem;
}

.logo img {
    max-height: 150px;
    width: auto;
    display: block;
}

.site-nav ul {
    list-style: none;
    display: flex;
    margin: 0; padding: 0;
    align-items: center;
    gap: 0.15rem;
}

.site-nav ul li a {
    color: var(--primary);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 13px;
    border-radius: 6px;
    transition: background var(--t), color var(--t);
    display: block;
    white-space: nowrap;
}

.site-nav ul li a:hover,
.site-nav ul li a.active {
    background: var(--bg-light);
    color: var(--secondary);
}

.btn-loja {
    background: var(--secondary);
    color: #fff !important;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background var(--t), transform var(--t);
    white-space: nowrap;
}
.btn-loja:hover {
    background: #cf6d17;
    color: #fff !important;
    transform: translateY(-1px);
}

.btn-wpp {
    background: var(--wpp) !important;
    color: #fff !important;
    padding: 9px 18px !important;
    border-radius: 20px !important;
    font-weight: 700 !important;
    display: flex !important;
    align-items: center !important;
    gap: 7px !important;
    transition: background var(--t) !important;
}
.btn-wpp:hover { background: #1da851 !important; color: #fff !important; }

/* Hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    flex-direction: column;
    gap: 5px;
}
.nav-toggle span {
    display: block;
    width: 24px; height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background: var(--bg-dark);
    color: #fff;
    padding: 4rem 5% 2rem;
}

.footer-inner { max-width: 1300px; margin: 0 auto; }

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 2rem;
}

.footer-col h4 {
    color: var(--secondary);
    margin: 0 0 1.2rem;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.footer-col ul {
    list-style: none;
    padding: 0; margin: 0;
    display: flex; flex-direction: column;
    gap: 0.6rem;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: color var(--t);
}
.footer-col ul li a:hover { color: #fff; }

.footer-col p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin: 0 0 0.5rem;
}

.footer-col .wpp-link {
    color: var(--wpp);
    font-weight: 600;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.35);
    flex-wrap: wrap;
    gap: 1rem;
}

/* ============================================
   COMPONENTES COMUNS
   ============================================ */
.section-title {
    text-align: center;
    color: var(--primary);
    font-size: 1.9rem;
    margin-bottom: 0.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 55px; height: 3px;
    background: var(--secondary);
    margin: 0.6rem auto 0;
    border-radius: 2px;
}

.btn-primary {
    display: inline-block;
    background: var(--secondary);
    color: #fff;
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.88rem;
    transition: background var(--t), transform var(--t);
}
.btn-primary:hover {
    background: #cf6d17;
    transform: translateY(-2px);
    color: #fff;
}

/* ============================================
   HERO CARROSSEL
   ============================================ */
.hero-carousel {
    width: 100%;
    height: 480px;
    position: relative;
    overflow: hidden;
    background: var(--primary);
}

.carousel-slide {
    width: 100%; height: 100%;
    object-fit: cover;
    position: absolute; inset: 0;
    opacity: 0;
    transition: opacity 0.6s ease;
}
.carousel-slide.active { opacity: 1; }

.carousel-btn {
    position: absolute;
    top: 50%; transform: translateY(-50%);
    background: rgba(0,0,0,0.38);
    color: #fff;
    border: none;
    width: 46px; height: 46px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    z-index: 10;
    transition: background var(--t);
    display: flex; align-items: center; justify-content: center;
}
.carousel-btn:hover { background: rgba(0,0,0,0.65); }
.carousel-btn.prev { left: 20px; }
.carousel-btn.next { right: 20px; }

.carousel-dots {
    position: absolute;
    bottom: 16px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 8px;
    z-index: 10;
}
.carousel-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.45);
    border: none; cursor: pointer;
    transition: background var(--t), transform var(--t);
    padding: 0;
}
.carousel-dot.active {
    background: #fff;
    transform: scale(1.25);
}

/* ============================================
   HOME - SEÇÕES
   ============================================ */
.slogan {
    background: var(--bg-light);
    text-align: center;
    padding: 2.8rem 5%;
    font-size: 1.35rem;
    color: var(--primary);
    font-style: italic;
    border-bottom: 1px solid var(--border);
}

/* Preview / Destaques */
.preview-section {
    padding: 5rem 5%;
    text-align: center;
    background: #fff;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2.5rem 0;
    text-align: left;
}

.preview-card {
    background: var(--bg-light);
    padding: 2rem 1.75rem;
    border-radius: var(--radius-lg);
    border-top: 4px solid var(--secondary);
    transition: box-shadow var(--t), transform var(--t);
}
.preview-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.preview-card .icon {
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
    display: block;
}
.preview-card h3 {
    color: var(--primary);
    margin: 0 0 0.5rem;
    font-size: 1.15rem;
}
.preview-card p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.93rem;
}

/* História */
.history-section {
    background: var(--primary);
    color: #fff;
    padding: 5.5rem 5%;
    text-align: center;
}
.history-section .section-title { color: #fff; }
.history-section .section-title::after { background: var(--secondary); }

.since-badge {
    display: inline-block;
    background: var(--secondary);
    color: #fff;
    font-weight: 700;
    letter-spacing: 3px;
    font-size: 0.8rem;
    padding: 5px 16px;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.history-content {
    max-width: 780px;
    margin: 2rem auto 0;
    line-height: 1.9;
    font-size: 1.05rem;
    color: rgba(255,255,255,0.82);
}

/* Marcas */
.brands-section {
    padding: 5rem 5%;
    text-align: center;
    background: var(--bg-light);
}

.brands-grid {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-top: 2.5rem;
}

.brand-item {
    background: #fff;
    border: 1px solid var(--border);
    padding: 0.9rem 2.25rem;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--t), border-color var(--t), transform var(--t);
}
.brand-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--secondary);
    transform: translateY(-2px);
}

/* Avaliações */
.reviews-section {
    padding: 5rem 5%;
    text-align: center;
    background: #fff;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
    text-align: left;
}

.review-card {
    background: #fff;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-top: 4px solid #fbbc05;
}

.stars { color: #fbbc05; font-size: 1.2rem; margin-bottom: 0.75rem; }

.reviewer-name {
    font-weight: 700;
    margin: 0.75rem 0 0.25rem;
    color: var(--primary);
}

/* CTA Produtos */
.cta-produtos {
    background: var(--secondary);
    color: #fff;
    text-align: center;
    padding: 4.5rem 5%;
}
.cta-produtos h2 {
    color: #fff;
    font-size: 1.9rem;
    margin: 0 0 0.75rem;
}
.cta-produtos p {
    color: rgba(255,255,255,0.85);
    font-size: 1.05rem;
    margin: 0 0 2rem;
}
.btn-light {
    display: inline-block;
    background: #fff;
    color: var(--secondary);
    padding: 14px 32px;
    border-radius: 6px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
    transition: transform var(--t), box-shadow var(--t);
}
.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0,0,0,0.2);
    color: var(--secondary);
}

/* ============================================
   PÁGINA DE PRODUTOS
   ============================================ */
.products-page-header {
    background: var(--bg-light);
    padding: 3rem 5%;
    text-align: center;
    border-bottom: 1px solid var(--border);
}
.products-page-header p {
    color: var(--text-muted);
    margin: 0.5rem 0 0;
    font-size: 1rem;
}

.products-layout {
    max-width: 1300px;
    margin: 0 auto;
    padding: 2.5rem 5%;
    display: flex;
    gap: 2.5rem;
    align-items: flex-start;
}

/* Sidebar */
.filters-sidebar {
    width: 230px;
    flex-shrink: 0;
    position: sticky;
    top: 96px;
}

.filters-box {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
}

.filters-box h3 {
    margin: 0 0 1rem;
    color: var(--primary);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 10px 12px;
    margin-bottom: 3px;
    cursor: pointer;
    font-size: 0.93rem;
    border-radius: 6px;
    transition: background var(--t), color var(--t);
    color: var(--text);
    font-family: inherit;
}
.filter-btn:hover { background: rgba(44,62,80,0.07); color: var(--primary); }
.filter-btn.active { background: var(--primary); color: #fff; font-weight: 600; }

/* Área de produtos */
.products-display { flex: 1; min-width: 0; }

.category-content { display: none; }
.category-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--secondary);
}
.category-header h2 {
    color: var(--primary);
    margin: 0;
    font-size: 1.55rem;
}
.category-header .cat-count {
    background: var(--secondary);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
}

/* Lista de subcategorias */
.subcategory-list {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.subcategory-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow var(--t);
}
.subcategory-item:hover { box-shadow: var(--shadow-sm); }

.subcategory-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    font-size: 0.97rem;
    font-weight: 500;
    color: var(--primary);
    background: none;
    border: none;
    width: 100%;
    cursor: pointer;
    font-family: inherit;
    transition: background var(--t);
    gap: 8px;
}
.subcategory-btn:hover { background: var(--bg-light); }
.subcategory-item.open .subcategory-btn { background: var(--bg-light); }

.subcategory-btn .sub-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.subcategory-btn .chevron {
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: transform 0.2s;
    flex-shrink: 0;
    margin-left: auto;
}
.subcategory-item.open .chevron { transform: rotate(90deg); }

.subcategory-products {
    display: none;
    padding: 0 18px 14px 18px;
    border-top: 1px solid var(--border);
    background: var(--bg-light);
}
.subcategory-item.open .subcategory-products { display: block; }

.subcategory-products p {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin: 12px 0 0;
    font-style: italic;
}

/* Grupo de marcas (Metalizados) */
.brand-group { margin-top: 1rem; }
.brand-group:first-child { margin-top: 0.75rem; }

.brand-group h4 {
    color: var(--secondary);
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin: 0 0 0.5rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid var(--border);
}

.brand-group ul {
    list-style: none;
    padding: 0; margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 4px;
}

.brand-group ul li {
    padding: 7px 12px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 0.87rem;
    color: var(--text);
}

/* ============================================
   PÁGINA CARTELA
   ============================================ */
.cartela-page-header {
    background: var(--bg-light);
    padding: 3.5rem 5%;
    text-align: center;
    border-bottom: 1px solid var(--border);
}
.cartela-page-header p {
    color: var(--text-muted);
    max-width: 680px;
    margin: 0.75rem auto 0;
    font-size: 0.97rem;
    line-height: 1.7;
}
.cartela-meta {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0.4rem 0 0;
    font-style: italic;
}

.cartela-section {
    padding: 3rem 5%;
    max-width: 1300px;
    margin: 0 auto;
}

.cartela-warning {
    background: #fff3cd;
    color: #7d5900;
    padding: 0.9rem 1.5rem;
    border-left: 5px solid #ffc107;
    font-weight: 600;
    font-size: 0.88rem;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin-bottom: 2.5rem;
}

.cartela-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.75rem;
}

.cartela-card {
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--t), transform var(--t);
    display: flex;
    flex-direction: column;
}
.cartela-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Área da imagem/preview do PDF */
.cartela-thumb-wrap {
    width: 100%;
    aspect-ratio: 3 / 4;
    background: #e9ecef;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border);
}

.pdf-canvas {
    position: absolute;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    object-fit: contain;
    display: none;
}

.pdf-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.82rem;
    text-align: center;
}

.pdf-loading .pdf-icon { font-size: 3rem; }

.pdf-spinner {
    width: 28px; height: 28px;
    border: 3px solid var(--border);
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.cartela-card-body {
    padding: 1.25rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.cartela-card-body h3 {
    color: var(--primary);
    margin: 0;
    font-size: 1.05rem;
    text-align: center;
}

.cartela-card-btns {
    display: flex;
    gap: 0.5rem;
    width: 100%;
}

.cartela-card-btns .btn-primary {
    flex: 1;
    text-align: center;
    font-size: 0.85rem;
    padding: 10px 12px;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
    padding: 10px 13px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.85rem;
    transition: background var(--t), color var(--t);
    white-space: nowrap;
    flex-shrink: 0;
}
.btn-download:hover {
    background: var(--secondary);
    color: #fff;
}

/* ============================================
   MARCAS — MARQUEE INFINITO
   ============================================ */
.brands-marquee-section {
    padding: 4.5rem 0;
    background: var(--bg-light);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    text-align: center;
    overflow: hidden;
}

.brands-marquee-section .section-title {
    margin-bottom: 2.5rem;
    padding: 0 5%;
}

.brands-marquee-wrap {
    overflow: hidden;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.brands-marquee {
    display: flex;
    align-items: center;
    gap: 0;
    width: max-content;
    animation: marqueeScroll 45s linear infinite;
}
.brands-marquee:hover { animation-play-state: paused; }

@keyframes marqueeScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.brands-marquee-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 160px;
    height: 80px;
    padding: 0 1.5rem;
    border-right: 1px solid var(--border);
}

.brands-marquee-item img {
    max-height: 55px;
    max-width: 120px;
    width: auto;
    object-fit: contain;
    opacity: 0.85;
    transition: opacity 0.3s;
}
.brands-marquee-item img:hover {
    opacity: 1;
}

/* Social icons no footer */
.footer-social {
    display: flex;
    gap: 0.65rem;
    margin-top: 1rem;
}

.footer-social a {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--t), transform var(--t), color var(--t);
    flex-shrink: 0;
}
.footer-social a:hover { transform: translateY(-3px); color: #fff; }
.footer-social a.instagram:hover { background: #E1306C; }
.footer-social a.facebook:hover  { background: #1877F2; }
.footer-social a.whatsapp:hover  { background: #25D366; }

/* ============================================
   DESTAQUES — CARROSSEL DE PRODUTOS
   ============================================ */
.destaque-section {
    padding: 5rem 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
}

.destaque-header {
    text-align: center;
    padding: 0 5%;
    margin-bottom: 2.5rem;
}

.destaque-wrap {
    position: relative;
}

.destaque-carousel {
    display: flex;
    gap: 1.25rem;
    overflow-x: scroll;
    scroll-behavior: smooth;
    padding: 0.5rem 5% 1rem;
    -ms-overflow-style: none;
    scrollbar-width: none;
    cursor: grab;
    user-select: none;
}
.destaque-carousel:active { cursor: grabbing; }
.destaque-carousel::-webkit-scrollbar { display: none; }

.destaque-card {
    flex: 0 0 calc((100% - 10%) / 5 - 1rem);
    min-width: 150px;
    text-decoration: none;
    color: inherit;
}

.destaque-card-img-wrap {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-light);
    border: 1px solid var(--border);
}

.destaque-card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
    display: block;
}
.destaque-card:hover .destaque-card-img-wrap img {
    transform: scale(1.06);
}

.destaque-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    color: #ccc;
    font-size: 2.8rem;
}

.destaque-card-name {
    color: var(--secondary);
    font-weight: 700;
    font-size: 0.95rem;
    margin-top: 0.7rem;
    line-height: 1.35;
}

.destaque-card-cat {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 0.2rem;
}

.destaque-nav {
    position: absolute;
    top: 40%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.95);
    border: 1px solid var(--border);
    color: var(--primary);
    width: 40px; height: 40px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 5;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem;
    box-shadow: var(--shadow-md);
    transition: background var(--t), color var(--t), border-color var(--t);
}
.destaque-nav:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.destaque-nav.prev { left: 1.5%; }
.destaque-nav.next { right: 1.5%; }

@media (max-width: 900px) {
    .destaque-card { flex: 0 0 calc((100% - 10%) / 3 - 0.85rem); min-width: 130px; }
    .destaque-nav { display: none; }
}
@media (max-width: 600px) {
    .destaque-card { flex: 0 0 calc((100% - 10%) / 2 - 0.65rem); min-width: 120px; }
}

/* ============================================
   BOTÃO FLUTUANTE WHATSAPP
   ============================================ */
.wpp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 998;
    background: #25D366;
    color: #fff;
    width: 58px; height: 58px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37,211,102,0.45);
    transition: transform var(--t), box-shadow var(--t);
    animation: wppPulse 2.5s ease-in-out infinite;
    text-decoration: none;
}

.wpp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 26px rgba(37,211,102,0.65);
    animation-play-state: paused;
    color: #fff;
}

.wpp-float::after {
    content: 'Fale conosco';
    position: absolute;
    right: calc(100% + 12px);
    background: #1a252f;
    color: #fff;
    padding: 6px 13px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-family: 'Segoe UI', system-ui, sans-serif;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}
.wpp-float:hover::after { opacity: 1; }

@keyframes wppPulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(37,211,102,0.4); }
    50%       { box-shadow: 0 4px 32px rgba(37,211,102,0.75); }
}

/* ============================================
   ANIMAÇÕES
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

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

/* ============================================
   RESPONSIVO
   ============================================ */

/* Tablet / Mobile — 900px */
@media (max-width: 900px) {
    /* Navbar: logo à esquerda, hamburger à direita */
    .header-inner {
        justify-content: space-between;
        padding: 0 4%;
    }

    .nav-toggle { display: flex; }

    .site-nav {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: #fff;
        border-top: 1px solid var(--border);
        padding: 1rem 4%;
        box-shadow: var(--shadow-md);
    }
    .site-nav.open { display: block; }
    .site-nav ul {
        flex-direction: column;
        gap: 0.15rem;
        align-items: stretch;
    }
    .site-nav ul li a { padding: 12px 8px; font-size: 0.95rem; }
    .btn-wpp { justify-content: center; border-radius: 6px !important; }

    /* Carrossel */
    .hero-carousel { height: 280px; }
    .slogan { font-size: 1.05rem; padding: 2rem 5%; }

    /* Produtos */
    .products-layout { flex-direction: column; gap: 1.5rem; padding: 1.5rem 4%; }
    .filters-sidebar { width: 100%; position: static; }

    /* Cartela */
    .cartela-section { padding: 2rem 4%; }
    .cartela-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    /* Avaliações */
    .reviews-grid { grid-template-columns: 1fr 1fr; }

    /* WPP float menor */
    .wpp-float { width: 52px; height: 52px; bottom: 20px; right: 20px; }
    .wpp-float::after { display: none; }
}

/* Mobile pequeno — 600px */
@media (max-width: 600px) {
    .logo img { max-height: 55px; }

    .hero-carousel { height: 220px; }
    .slogan { font-size: 0.95rem; }

    .section-title { font-size: 1.5rem; }

    /* Destaques */
    .destaque-card { flex: 0 0 calc(50% - 0.65rem); min-width: 120px; }

    /* Reviews */
    .reviews-grid { grid-template-columns: 1fr; }

    /* CTA */
    .cta-produtos h2 { font-size: 1.4rem; }

    /* Footer */
    .footer-content { gap: 2rem; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 0.4rem; }

    /* Cartela */
    .cartela-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }

    /* Produtos sidebar */
    .products-page-header { padding: 2rem 4%; }
    .products-layout { padding: 1rem 4%; }
}