/* Chefao Autopecas v2 - Estilo AZ Acessorios */
:root {
    --primary: #213F99;
    --primary-dark: #152a66;
    --primary-light: #2f5ad4;
    --accent: #FECF03;
    --accent-dark: #e6b800;
    --white: #FFFFFF;
    --bg: #F5F5F5;
    --bg-light: #FAFAFA;
    --bg-dark: #E8E8E8;
    --text: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border: #E0E0E0;
    --border-light: #EEEEEE;
    --success: #2ABC27;
    --danger: #E74C3C;
    --star: #FECF03;
    --shadow: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.1);
    --radius: 8px;
    --transition: 0.25s ease;
    --header-height: 80px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    font-size: 14px;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 16px; }

/* HEADER */
.header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    position: relative;
}
.header-main {
    display: flex;
    align-items: center;
    gap: 0;
    height: var(--header-height);
}
.header-logo { 
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    padding-top: 52px;
    pointer-events: none;
}
.header-logo img { height: auto; width: 280px; object-fit: contain; }
.header-brand {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text);
    white-space: nowrap;
    font-family: 'Inter', sans-serif;
}
.brand-highlight { color: var(--primary); }

.header-location {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: var(--transition);
}
.header-location:hover { border-color: var(--primary); }
.header-location i { color: var(--primary); font-size: 16px; }

.header-search {
    flex: 1;
    position: relative;
    max-width: 700px;
}
.header-search input {
    width: 100%;
    height: 42px;
    padding: 0 46px 0 14px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    background: var(--white);
}
.header-search input:focus { border-color: var(--primary); outline: none; }
.header-search button {
    position: absolute;
    right: 0;
    top: 0;
    width: 42px;
    height: 42px;
    background: var(--primary);
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    color: white;
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition);
}
.header-search button:hover { background: var(--primary-light); }

.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.header-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 13px;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    white-space: nowrap;
}
.header-btn:hover { border-color: var(--primary); color: var(--primary); }
.header-btn i { font-size: 18px; }
.header-btn.whatsapp { background: #25D366; border-color: #25D366; color: white; }
.header-btn.whatsapp:hover { background: #1ea853; }
.cart-count-badge {
    background: var(--accent);
    color: var(--text);
    font-size: 10px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* NAVBAR */
.navbar {
    background: var(--primary);
    border-bottom: 3px solid var(--accent);
    position: sticky;
    top: 80px;
    z-index: 999;
}

.navbar .container { display: flex; align-items: center; gap: 0; }
.nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 18px;
    color: white;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    border-right: 1px solid rgba(255,255,255,0.1);
    position: relative;
    z-index: 1;
}
.navbar .container { display: flex; align-items: center; gap: 0; }
.nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 18px;
    color: white;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.nav-item:hover, .nav-item.active { background: rgba(255,255,255,0.12); }
.nav-item i { font-size: 10px; }
.nav-item.offer { background: var(--accent); color: var(--text); font-weight: 700; border-right: none; }
.nav-item.offer:hover { background: var(--accent-dark); }

.nav-item:first-child { margin-left: 220px; }

/* BREADCRUMB */
.breadcrumb {
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
}
.breadcrumb a:hover { color: var(--primary); text-decoration: underline; }
.breadcrumb i { font-size: 8px; color: var(--border); }
.breadcrumb span { color: var(--text); font-weight: 500; }

/* CATALOG LAYOUT */
.catalog { padding-bottom: 40px; }
.catalog-layout { display: grid; grid-template-columns: 260px 1fr; gap: 24px; align-items: start; }

/* SIDEBAR */
.sidebar {
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    position: sticky;
    top: 130px;
}
.sidebar-header {
    padding: 14px 16px;
    font-weight: 700;
    font-size: 14px;
    color: var(--text);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-header i { color: var(--primary); }

.filter-group { border-bottom: 1px solid var(--border-light); }
.filter-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    font-family: 'Inter', sans-serif;
}
.filter-title i { font-size: 10px; color: var(--text-muted); transition: transform 0.3s; }
.filter-title.active i { transform: rotate(180deg); }
.filter-options { padding: 0 16px 12px; max-height: 220px; overflow-y: auto; }
.filter-options::-webkit-scrollbar { width: 3px; }
.filter-options::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.filter-check {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    cursor: pointer;
    font-size: 12px;
    color: var(--text-secondary);
}
.filter-check:hover { color: var(--text); }
.filter-check input[type="checkbox"] { accent-color: var(--primary); width: 15px; height: 15px; cursor: pointer; }
.filter-count {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-muted);
    background: var(--bg);
    padding: 1px 7px;
    border-radius: 10px;
}
.filter-vehicle {
    padding: 14px 16px;
    background: linear-gradient(135deg, #EEF2FF, #FFF8E1);
    border-bottom: 1px solid var(--border-light);
}
.filter-vehicle h4 { font-size: 12px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.filter-vehicle select {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    font-family: 'Inter', sans-serif;
    margin-bottom: 6px;
    color: var(--text);
}
.filter-vehicle .btn-filter {
    width: 100%;
    padding: 8px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
}
.filter-vehicle .btn-filter:hover { background: var(--primary-light); }
.filter-price { padding: 12px 16px; border-bottom: 1px solid var(--border-light); }
.filter-price label { font-size: 12px; color: var(--text-secondary); }
.filter-price input[type="range"] { width: 100%; accent-color: var(--primary); margin: 6px 0; }
.filter-price .range-vals { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-muted); }

/* MAIN */
.catalog-main { min-width: 0; }

.sort-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 10px 14px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    flex-wrap: wrap;
}
.sort-bar .results {
    font-size: 13px;
    color: var(--text-secondary);
    margin-right: auto;
}
.sort-bar .results strong { color: var(--text); }
.sort-select {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}
.sort-select select {
    padding: 6px 28px 6px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    font-family: 'Inter', sans-serif;
    appearance: none;
    background: white url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M5 7L1 3h8z' fill='%23666'/%3E%3C/svg%3E") no-repeat right 8px center;
    cursor: pointer;
}
.btn-filter-toggle {
    display: none;
    padding: 6px 14px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    align-items: center;
    gap: 6px;
}

/* PRODUCT GRID */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}
.product-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.product-flags {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.product-flag {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.flag-offer { background: var(--primary); color: white; }
.flag-last { background: var(--danger); color: white; }
.flag-free { background: var(--success); color: white; }

.product-quick-cart {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 2;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--white);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: translateY(-4px);
    transition: var(--transition);
    font-size: 13px;
}
.product-card:hover .product-quick-cart { opacity: 1; transform: translateY(0); }
.product-quick-cart:hover { background: var(--primary); border-color: var(--primary); color: white; }

.product-image {
    height: 180px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
}
.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    transition: transform 0.3s;
}
.product-card:hover .product-image img { transform: scale(1.05); }
.product-image .img-placeholder {
    font-size: 44px;
    color: var(--primary);
    opacity: 0.3;
}

.product-body { padding: 12px; display: flex; flex-direction: column; flex: 1; }
.product-code { font-size: 10px; color: var(--text-muted); text-transform: uppercase; margin-bottom: 4px; }
.product-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-name:hover { color: var(--primary); }

.product-rating { display: flex; align-items: center; gap: 4px; margin-bottom: 8px; }
.product-stars { display: flex; gap: 1px; }
.product-stars i { font-size: 11px; color: #DDD; }
.product-stars i.filled { color: var(--star); }
.product-votes { font-size: 11px; color: var(--text-muted); }

.product-pricing { margin-bottom: 10px; }
.product-price-from {
    font-size: 12px;
    color: var(--text-muted);
    text-decoration: line-through;
    min-height: 18px;
}
.product-price-to {
    font-size: 18px;
    font-weight: 800;
    color: var(--text);
}
.product-price-to small { font-size: 11px; font-weight: 400; color: var(--text-secondary); }
.product-installments { font-size: 11px; color: var(--text-secondary); }
.product-installments b { color: var(--text); }

.product-actions {
    margin-top: auto;
    display: flex;
    gap: 6px;
}
.product-actions .btn-buy {
    flex: 1;
    padding: 8px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}
.product-actions .btn-buy:hover { background: var(--primary-light); }
.product-actions .btn-whats {
    width: 36px;
    height: 36px;
    background: #25D366;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* PAGINATION */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 24px;
}
.pagination button {
    min-width: 34px;
    height: 34px;
    border: 1px solid var(--border);
    background: var(--white);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}
.pagination button:hover { border-color: var(--primary); color: var(--primary); }
.pagination button.active { background: var(--primary); border-color: var(--primary); color: white; }
.pagination button:disabled { opacity: 0.4; cursor: default; }

/* HERO */
.hero {
    background: linear-gradient(135deg, #152a66 0%, #213F99 50%, #2f5ad4 100%);
    padding: 50px 0;
    color: white;
    text-align: center;
}
.hero h1 { 
    font-size: clamp(1.8rem, 4vw, 2.6rem); 
    font-weight: 400;
    font-family: 'Audiowide', 'Inter', sans-serif;
    letter-spacing: -0.3px;
    margin-bottom: 8px; 
}
.hero p { font-size: 16px; opacity: 0.85; max-width: 600px; margin: 0 auto 20px; }
.hero-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .btn-primary {
    padding: 12px 28px;
    background: var(--accent);
    color: var(--text);
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.hero .btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.hero .btn-outline {
    padding: 12px 28px;
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.4);
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.hero .btn-outline:hover { border-color: white; }
.footer-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    padding: 20px 16px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-secondary);
}
.footer-stats strong { display: block; font-size: 22px; color: var(--text); }

/* FOOTER */
.footer {
    background: #1a1a1a;
    color: #aaa;
    padding: 40px 0 20px;
    margin-top: 40px;
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 30px; }
.footer h4 { color: white; font-size: 14px; font-weight: 700; margin-bottom: 14px; }
.footer a, .footer p { font-size: 13px; line-height: 2; display: block; }
.footer a:hover { color: var(--accent); }
.footer-social { display: flex; gap: 10px; margin-top: 10px; }
.footer-social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #333;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); }
.footer-bottom {
    border-top: 1px solid #333;
    margin-top: 30px;
    padding-top: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    flex-wrap: wrap;
    gap: 10px;
}
.footer-payments { display: flex; gap: 6px; font-size: 22px; color: #666; }

/* NO RESULTS */
.no-results {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    grid-column: 1 / -1;
}
.no-results i { font-size: 40px; margin-bottom: 12px; display: block; color: var(--border); }
.no-results h3 { font-size: 16px; color: var(--text); margin-bottom: 6px; }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .catalog-layout { grid-template-columns: 1fr; }
    .sidebar { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 2000; border-radius: 0; overflow-y: auto; }
    .sidebar.open { display: block; }
    .btn-filter-toggle { display: flex; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .header-search { display: none; }
    .header-location { display: none; }
    .header-customer { display: none; }
    .header-btn span { display: none; }
    .header-logo img { width: 138px; }
    .header-logo { padding-top: 0; pointer-events: auto; flex-direction: row; gap: 6px; }
    .header-brand { font-size: 1.4rem; }
    .header .container { padding-left: 0; }
    .header-main { gap: 0; justify-content: space-between; }
    .header-actions { gap: 2px; }
    .header-btn { padding: 6px 8px; border: none; }
    .navbar { display: none; }
    .menu-toggle { display: flex !important; padding: 6px 10px; font-size: 1.5rem; }
    .product-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .product-image { height: 140px; }
    .footer-stats { gap: 20px; flex-wrap: wrap; }
    .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .product-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .product-body { padding: 8px; }
    .product-image { height: 120px; }
    .header-logo img { width: 104px; }
    .header-brand { font-size: 1.1rem; }
    .hero h1 { font-size: 1.5rem; }
    .footer-stats { font-size: 12px; }
    .footer-stats strong { font-size: 18px; }
}

/* LOGIN DROPDOWN (estilo AZ) */
.header-customer { position: relative; cursor: pointer; }
.header-customer-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 6px 8px;
    border-radius: 8px;
    transition: var(--tr);
}
.header-customer-icon:hover { background: rgba(0,0,0,0.04); }
.header-customer-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 6px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    min-width: 280px;
    z-index: 1100;
    padding: 18px;
    border: 1px solid var(--border);
}
.header-customer-dropdown h4 { font-size: 13px; margin-bottom: 12px; color: var(--text); }
.header-customer-dropdown .lg-input {
    width: 100%;
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    font-family: 'Inter', sans-serif;
    margin-bottom: 8px;
}
.header-customer-dropdown .lg-input:focus { border-color: var(--primary); outline: none; }
.header-customer-dropdown .lg-btn {
    width: 100%;
    padding: 10px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    margin-top: 4px;
}
.header-customer-dropdown .lg-link {
    display: block;
    text-align: center;
    font-size: 11px;
    color: var(--primary);
    margin-top: 8px;
    cursor: pointer;
}
.header-customer-dropdown .lg-sep {
    text-align: center;
    font-size: 10px;
    color: #aaa;
    margin: 8px 0;
    border-top: 1px solid #eee;
    padding-top: 8px;
}
.header-customer-dropdown .lg-menu-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 12px;
    cursor: pointer;
    color: var(--text);
    border-bottom: 1px solid #f5f5f5;
}
.header-customer-dropdown .lg-menu-item:hover { color: var(--primary); }
.header-customer-dropdown .lg-menu-item i { width: 18px; text-align: center; }
.header-customer-dropdown .lg-menu-item.danger { color: var(--danger); }

/* ABOUT SECTION */
.about {
    padding: 50px 0;
    background: var(--white);
    border-bottom: 1px solid var(--border-light);
}
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}
.section-title {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 800;
    color: var(--text);
    margin-bottom: 24px;
}
.about-header, .differentials-header {
    text-align: center;
    margin-bottom: 36px;
}
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.about-story p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 18px;
}
.about-quote {
    text-align: center;
}
.about-story p strong {
    color: var(--text);
    font-weight: 600;
}
.about-quote {
    font-size: 17px;
    line-height: 1.6;
    color: var(--text);
    font-style: italic;
    padding: 20px 24px;
    background: linear-gradient(135deg, #EEF2FF, #FFF8E1);
    border-left: 4px solid var(--accent);
    border-radius: 0 var(--radius) var(--radius) 0;
    margin-bottom: 24px !important;
}
.about-quote strong {
    color: var(--primary);
    font-weight: 700;
}
.about-footer-text {
    font-size: 16px;
    text-align: center;
    color: var(--text);
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
    margin-top: 24px;
}

/* DIFFERENTIALS */
.differentials {
    padding: 50px 0;
    background: var(--bg);
}
.differentials-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}
.differential-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition);
}
.differential-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}
.diff-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: white;
}
.differential-card h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}
.differential-card p {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}
.differentials-cta {
    text-align: center;
    margin-top: 40px;
}
.differentials-cta p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.btn-success {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: #25D366;
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    text-decoration: none;
    transition: var(--transition);
}
.btn-success:hover {
    background: #1ea853;
    transform: translateY(-1px);
}

/* CHECKOUT MODAL */
.chk-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:4000;}
.chk-modal{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:520px;max-width:92vw;max-height:90vh;background:white;border-radius:12px;z-index:4001;box-shadow:0 10px 40px rgba(0,0,0,0.2);overflow:hidden;flex-direction:column;}
.chk-modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border-light);}
.chk-modal-header h3{font-size:15px;font-weight:700;color:var(--text);}
.chk-modal-header h3 i{color:var(--primary);margin-right:6px;}
.chk-modal-header button{background:none;border:none;font-size:22px;color:#999;cursor:pointer;}
.chk-modal-header button:hover{color:var(--text);}
.chk-body{overflow-y:auto;flex:1;padding:16px 20px 20px;}
.chk-summary{background:var(--bg);border-radius:8px;padding:10px 14px;margin-bottom:14px;}
.chk-item{display:flex;justify-content:space-between;padding:4px 0;font-size:12px;color:var(--text-secondary);}
.chk-item-name small{color:var(--text-muted);}
.chk-total{display:flex;justify-content:space-between;padding:8px 0 0;margin-top:6px;border-top:2px solid var(--primary);font-size:15px;font-weight:700;color:var(--text);}
.chk-tabs{display:flex;gap:6px;margin-bottom:14px;}
.chk-tab{flex:1;padding:10px;text-align:center;border:1px solid var(--border);border-radius:8px;background:var(--bg);cursor:pointer;font-size:12px;font-weight:600;color:var(--text-secondary);font-family:Inter,sans-serif;transition:var(--transition);}
.chk-tab i{display:block;font-size:18px;margin-bottom:3px;}
.chk-tab.active{background:var(--primary);border-color:var(--primary);color:white;}
.chk-tab:hover:not(.active){border-color:var(--primary);color:var(--primary);}
.chk-panels{min-height:280px;}
.chk-panel{display:none;}
.chk-panel.active{display:block;}
.chk-pix-copy{display:flex;gap:6px;max-width:320px;margin:0 auto;}
.chk-pix-copy input{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:11px;background:var(--bg);color:var(--text);}
.chk-pix-copy button{padding:8px 14px;background:var(--primary);color:white;border:none;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;font-family:Inter,sans-serif;white-space:nowrap;}
.chk-pix-copy button:hover{background:var(--primary-light);}
.chk-card-form{max-width:360px;margin:0 auto;}
.chk-field{margin-bottom:10px;}
.chk-field label{display:block;font-size:11px;font-weight:600;color:var(--text-secondary);margin-bottom:3px;}
.chk-field input,.chk-field select{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:6px;font-size:12px;font-family:Inter,sans-serif;color:var(--text);transition:var(--transition);}
.chk-field input:focus,.chk-field select:focus{border-color:var(--primary);outline:none;}
.chk-field-row{display:flex;gap:10px;}
.chk-btn-primary{width:100%;padding:12px;background:var(--success);color:white;border:none;border-radius:8px;font-size:13px;font-weight:700;cursor:pointer;font-family:Inter,sans-serif;transition:var(--transition);margin-top:6px;}
.chk-btn-primary:hover{background:#1ea853;}
.chk-btn-mock{transition:var(--transition);}
.chk-btn-mock:hover{opacity:0.85;}
.chk-boleto-code{font-family:monospace;font-size:13px;background:var(--bg);padding:10px 14px;border-radius:6px;border:1px dashed var(--border);word-break:break-all;max-width:320px;margin:0 auto;color:var(--text);}
.chk-parc-table{display:flex;flex-direction:column;gap:4px;}
.chk-parc-row{display:flex;align-items:center;gap:6px;padding:8px 10px;border:1px solid var(--border);border-radius:6px;cursor:pointer;transition:var(--transition);font-size:12px;}
.chk-parc-row:hover{border-color:var(--primary);}
.chk-parc-row.active{border-color:var(--primary);background:#EEF2FF;}
.chk-parc-qty{width:28px;font-weight:700;color:var(--text);text-align:center;flex-shrink:0;}
.chk-parc-val{flex:1;font-weight:600;color:var(--text);}
.chk-parc-total{color:var(--text-muted);font-size:11px;min-width:60px;text-align:right;}
.chk-parc-badge{font-size:9px;padding:2px 6px;border-radius:4px;background:var(--bg);color:var(--text-secondary);white-space:nowrap;}
.chk-parc-row.active .chk-parc-badge{background:var(--primary);color:white;}
.chk-parc-pix{background:linear-gradient(135deg,#EEF2FF,#FFF8E1);border-style:dashed;}
.chk-parc-pix .chk-parc-qty{color:var(--success);}
.chk-parc-pix.active{background:linear-gradient(135deg,#dbe4ff,#fff3cd);border-color:var(--success);}

/* RESPONSIVE ABOUT/DIFFERENTIALS */
@media (max-width: 768px) {
    .differentials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-story p {
        font-size: 14px;
    }
    .about-quote {
        font-size: 15px;
        padding: 16px 18px;
    }
}
@media (max-width: 480px) {
    .differentials-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== MOBILE MENU ===== */
.menu-toggle {
    display: none;
    font-size: 1.3rem;
    cursor: pointer;
    color: var(--text);
    padding: 6px 10px;
    border-radius: 6px;
    transition: var(--tr);
    align-items: center;
    justify-content: center;
}
.menu-toggle:hover { background: rgba(0,0,0,0.04); }

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    z-index: 9999;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.mobile-menu.active {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mm-links { display: flex; flex-direction: column; gap: 1px; padding: 0 12px; }
.mm-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    text-decoration: none;
    transition: 0.2s;
    cursor: pointer;
}
.mm-link:hover { background: rgba(0,0,0,0.04); }
.mm-link i { width: 18px; text-align: center; color: var(--primary); }

/* ===== FOOTER NAVBAR ===== */
.footer-navbar {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.fn-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    white-space: nowrap;
    transition: var(--transition);
    flex-shrink: 0;
}
.fn-item:hover { border-color: var(--primary); color: var(--primary); }
.fn-item i { color: var(--primary); font-size: 14px; }