/* =========================================
   VARIÁVEIS E BASE
   ========================================= */
:root {
    --bg-color: #ffffff;
    --surface-color: #f4f5f7;
    --surface-hover: #e9ecef;
    --text-main: #111111;
    --text-muted: #666666;
    --accent-color: #fe2c55;
    --border-radius: 24px;
    --header-height: 70px;
    --nav-height: 80px;
    --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

[data-theme="dark"] {
    --bg-color: #000000;
    --surface-color: #1a1a1a;
    --surface-hover: #2a2a2a;
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
}

* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    font-family: 'Plus Jakarta Sans', sans-serif; 
    -webkit-tap-highlight-color: transparent; 
}

body { 
    background-color: var(--bg-color); 
    color: var(--text-main); 
    line-height: 1.5; 
    overflow-x: hidden; 
    transition: background-color var(--transition), color var(--transition); 
}

button { 
    cursor: pointer; 
    font-family: inherit; 
    transition: var(--transition); 
}

button:active { 
    transform: scale(0.95); 
}

/* =========================================
   ÍCONES
   ========================================= */
.svg-icon { 
    width: 24px; 
    height: 24px; 
    fill: none; 
    stroke: currentColor; 
    stroke-width: 2; 
    stroke-linecap: round; 
    stroke-linejoin: round; 
}

.large-icon { 
    width: 64px; 
    height: 64px; 
    fill: none; 
    stroke: var(--text-muted); 
    stroke-width: 1.5; 
    stroke-linecap: round; 
    stroke-linejoin: round; 
    margin-bottom: 16px; 
}

/* =========================================
   BOTÕES GERAIS
   ========================================= */
.icon-btn { 
    width: 44px; 
    height: 44px; 
    border-radius: 50%; 
    background-color: var(--surface-color); 
    border: none; 
    color: var(--text-main); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}

.text-btn { 
    background: none; 
    border: none; 
    color: var(--text-muted); 
    font-size: 14px; 
    font-weight: 600; 
}

.primary-btn { 
    background-color: var(--accent-color); 
    color: #ffffff; 
    border: none; 
    padding: 16px 24px; 
    border-radius: 100px; 
    font-weight: 700; 
    font-size: 16px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    width: 100%; 
}

.full-width { 
    width: 100%; 
    margin-top: 16px; 
}

/* =========================================
   HEADER E BUSCA
   ========================================= */
.main-header { 
    height: var(--header-height); 
    padding: 0 16px; 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    position: sticky; 
    top: 0; 
    background-color: var(--bg-color); 
    z-index: 100; 
}

.search-wrapper { 
    flex: 1; 
    height: 44px; 
    background-color: var(--surface-color); 
    border-radius: var(--border-radius); 
    display: flex; 
    align-items: center; 
    padding: 0 16px; 
    gap: 12px; 
}

.search-wrapper input { 
    border: none; 
    background: transparent; 
    color: var(--text-main); 
    width: 100%; 
    outline: none; 
    font-size: 15px; 
}

/* =========================================
   LAYOUT PRINCIPAL
   ========================================= */
.app-container { 
    padding: 16px 16px calc(var(--nav-height) + 24px); 
    min-height: calc(100vh - var(--header-height)); 
}

.tab-view { 
    display: none; 
    animation: fadeIn 0.3s ease-out forwards; 
}

.tab-view.active { 
    display: block; 
}

@keyframes fadeIn { 
    from { opacity: 0; } 
    to { opacity: 1; } 
}

/* =========================================
   GRID E CARDS DE PRODUTO
   ========================================= */
.product-grid { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px; 
}

.product-card { 
    background-color: var(--surface-color); 
    border-radius: var(--border-radius); 
    overflow: hidden; 
    display: flex; 
    flex-direction: column; 
    cursor: pointer; 
    position: relative; 
}

.card-img { 
    width: 100%; 
    aspect-ratio: 1; 
    object-fit: cover; 
    background-color: #333; 
}

.card-info { 
    padding: 12px; 
}

.card-info h4 { 
    font-size: 13px; 
    font-weight: 500; 
    height: 38px; 
    overflow: hidden; 
    display: -webkit-box; 
    -webkit-line-clamp: 2; 
    -webkit-box-orient: vertical; 
}

/* PREÇO E DESCONTO */
.price-container { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    margin-bottom: 4px; 
}

.old-price { 
    color: var(--text-muted); 
    text-decoration: line-through; 
    font-size: 13px; 
    font-weight: 500; 
}

.discount-badge { 
    background-color: rgba(254, 44, 85, 0.1); 
    color: var(--accent-color); 
    padding: 2px 6px; 
    border-radius: 6px; 
    font-size: 10px; 
    font-weight: 800; 
}

.price { 
    color: var(--accent-color); 
    font-weight: 800; 
    font-size: 16px; 
    margin-top: 2px; 
}

.price-highlight { 
    color: var(--accent-color); 
    font-size: 28px; 
    font-weight: 800; 
    margin-bottom: 8px; 
}

/* =========================================
   CARRINHO E FOOTER
   ========================================= */
.section-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 20px; 
}

.section-header h2 { 
    font-size: 20px; 
    font-weight: 700; 
}

.empty-state { 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    padding: 60px 0; 
    color: var(--text-muted); 
    text-align: center; 
}

.cart-items-container { 
    padding-bottom: 160px; 
}

.cart-footer { 
    display: none; 
    position: fixed; 
    bottom: var(--nav-height); 
    left: 0; 
    width: 100%; 
    background-color: var(--bg-color); 
    padding: 20px 24px 24px; 
    border-top: 1px solid var(--surface-color); 
    border-radius: 32px 32px 0 0; 
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.08); 
    z-index: 90; 
}

.total-row { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 16px; 
    font-size: 18px; 
}

.total-row strong { 
    color: var(--accent-color); 
    font-size: 24px; 
    font-weight: 800; 
}

.qty-btn { 
    width: 36px; 
    height: 36px; 
    border-radius: 50%; 
    background-color: var(--surface-hover); 
    border: none; 
    color: var(--text-main); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    flex-shrink: 0; 
    padding: 0; 
}

.qty-btn svg {
    width: 16px; 
    height: 16px; 
    stroke-width: 2.5; 
}

.qty-btn:active { 
    transform: scale(0.85); 
    background-color: var(--surface-color); 
}

/* =========================================
   INFOS DA LOJA
   ========================================= */
.profile-section { 
    text-align: center; 
    padding: 20px 0 30px; 
}

.store-avatar { 
    width: 88px; 
    height: 88px; 
    background-color: var(--text-main); 
    color: var(--bg-color); 
    border-radius: 50%; 
    font-size: 36px; 
    font-weight: 700; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin: 0 auto 12px; 
}

.store-tag { 
    color: var(--text-muted); 
    font-size: 14px; 
    font-weight: 500; 
}

.info-list { 
    display: flex; 
    flex-direction: column; 
    gap: 12px; 
}

.info-card { 
    background-color: var(--surface-color); 
    padding: 16px; 
    border-radius: var(--border-radius); 
    display: flex; 
    align-items: center; 
    gap: 16px; 
}

.info-card h4 { 
    font-size: 14px; 
    font-weight: 600; 
    margin-bottom: 4px; 
}

.info-card p { 
    color: var(--text-muted); 
    font-size: 13px; 
}

/* =========================================
   MODAIS
   ========================================= */
.modal-overlay { 
    position: fixed; 
    inset: 0; 
    background-color: rgba(0, 0, 0, 0.6); 
    display: none; 
    align-items: flex-end; 
    z-index: 1000; 
    opacity: 0; 
    transition: opacity var(--transition); 
}

.modal-overlay.active { 
    display: flex; 
    opacity: 1; 
}

.blur-overlay { 
    backdrop-filter: blur(12px); 
    background-color: rgba(0, 0, 0, 0.3); 
    z-index: 1005; 
}

.modal-sheet { 
    width: 100%; 
    max-height: 90vh; 
    background-color: var(--bg-color); 
    border-radius: var(--border-radius) var(--border-radius) 0 0; 
    position: relative; 
    overflow-y: auto; 
    transform: translateY(100%); 
    transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.3, 1); 
}

.modal-overlay.active .modal-sheet { 
    transform: translateY(0); 
}

.close-modal { 
    position: absolute; 
    top: 16px; 
    right: 16px; 
    z-index: 10; 
    background-color: rgba(0, 0, 0, 0.4); 
    backdrop-filter: blur(8px); 
    color: #ffffff; 
    border: none; 
    border-radius: 50%; 
    width: 36px; 
    height: 36px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}

.carousel-container { 
    position: relative; 
    width: 100%; 
    aspect-ratio: 1; 
    background-color: var(--surface-color); 
}

.carousel-track { 
    display: flex; 
    overflow-x: auto; 
    scroll-snap-type: x mandatory; 
    height: 100%; 
    scrollbar-width: none; 
}

.carousel-track::-webkit-scrollbar { 
    display: none; 
}

.carousel-track img { 
    width: 100%; 
    flex-shrink: 0; 
    scroll-snap-align: center; 
    object-fit: cover; 
}

.product-details { 
    padding: 24px; 
}

#modalTitle { 
    font-size: 18px; 
    margin-bottom: 8px; 
    line-height: 1.3; 
}

#modalDesc { 
    color: var(--text-muted); 
    font-size: 14px; 
    line-height: 1.5; 
    display: -webkit-box; 
    -webkit-line-clamp: 2; 
    -webkit-box-orient: vertical; 
    overflow: hidden; 
}

/* =========================================
   CARDS DE SELEÇÃO (CHECKOUT)
   ========================================= */
.options-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 12px; 
}

.option-card { 
    border: 2px solid var(--surface-color); 
    padding: 16px; 
    border-radius: 16px; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    gap: 8px; 
    cursor: pointer; 
    transition: var(--transition); 
    text-align: center; 
}

.option-card span { 
    font-size: 13px; 
    font-weight: 600; 
}

.option-card.active { 
    border-color: var(--accent-color); 
    background-color: rgba(254, 44, 85, 0.05); 
    color: var(--accent-color); 
}

.option-card.active .svg-icon { 
    stroke: var(--accent-color); 
}

/* =========================================
   FILTRO DE CATEGORIAS
   ========================================= */
.category-slider { 
    display: flex; 
    gap: 8px; 
    overflow-x: auto; 
    scroll-snap-type: x mandatory; 
    padding-bottom: 16px; 
    margin-bottom: 8px; 
    scrollbar-width: none; 
    -webkit-overflow-scrolling: touch; 
}

.category-slider::-webkit-scrollbar { 
    display: none; 
}

.cat-pill { 
    background-color: var(--surface-color); 
    color: var(--text-muted); 
    padding: 8px 16px; 
    border-radius: 100px; 
    font-size: 13px; 
    font-weight: 600; 
    white-space: nowrap; 
    cursor: pointer; 
    border: 1px solid transparent; 
    transition: var(--transition); 
    scroll-snap-align: start; 
    flex-shrink: 0; 
}

.cat-pill.active { 
    background-color: rgba(254, 44, 85, 0.1); 
    color: var(--accent-color); 
    border-color: var(--accent-color); 
}

/* =========================================
   NAVEGAÇÃO INFERIOR
   ========================================= */
.bottom-bar { 
    position: fixed; 
    bottom: 0; 
    width: 100%; 
    height: var(--nav-height); 
    background-color: var(--bg-color); 
    border-top: 1px solid var(--surface-color); 
    display: flex; 
    justify-content: space-around; 
    align-items: center; 
    padding-bottom: env(safe-area-inset-bottom, 10px); 
    z-index: 100; 
}

.nav-link { 
    background: none; 
    border: none; 
    color: var(--text-muted); 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    gap: 6px; 
    font-size: 11px; 
    font-weight: 600; 
    width: 60px; 
}

.nav-link.active { 
    color: var(--text-main); 
}

.nav-link.active .svg-icon { 
    stroke: var(--text-main); 
}

.icon-badge { 
    position: relative; 
    display: inline-block; 
}

.badge { 
    position: absolute; 
    top: -6px; 
    right: -10px; 
    background-color: var(--accent-color); 
    color: #ffffff; 
    font-size: 10px; 
    font-weight: 700; 
    min-width: 18px; 
    height: 18px; 
    border-radius: 9px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    padding: 0 4px; 
    border: 2px solid var(--bg-color); 
}