/* StickersBR - Visual profissional */
:root {
    --primary: #0d9488;
    --primary-hover: #0f766e;
    --primary-light: #ccfbf1;
    --dark: #0f172a;
    --dark-soft: #1e293b;
    --text: #334155;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --radius: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-hover: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --font-head: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== HEADER ========== */
.header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1140px;
    margin: 0 auto;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--dark);
    font-weight: 700;
    font-family: var(--font-head);
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}
.logo-icon { font-size: 1.6rem; }
.nav {
    display: flex;
    align-items: center;
    gap: 28px;
}
.nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}
.nav a:hover { color: var(--primary); }
.nav a.ativo { color: var(--primary); font-weight: 600; }
.carrinho-link {
    position: relative;
    padding: 10px 18px;
    background: var(--dark);
    color: white !important;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.2s;
}
.carrinho-link:hover { background: var(--dark-soft); color: white !important; }
.carrinho-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--primary);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.menu-mobile {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
}

/* ========== HERO ========== */
.hero {
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-soft) 100%);
    color: white;
    text-align: center;
    padding: 72px 24px 64px;
}
.hero h1 {
    font-family: var(--font-head);
    font-size: clamp(1.85rem, 4.5vw, 2.75rem);
    margin: 0 0 16px;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.hero-sub {
    opacity: 0.88;
    margin: 0 0 28px;
    font-size: 1.05rem;
    font-weight: 400;
}
.hero .btn {
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    background: var(--primary);
    color: white;
    border: none;
    text-decoration: none;
    display: inline-block;
    transition: background 0.2s, transform 0.2s;
}
.hero .btn:hover { background: var(--primary-hover); transform: translateY(-1px); }
.trust-line {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.12);
    font-size: 0.9rem;
    opacity: 0.9;
}
.trust-line span { margin: 0 16px; }
.trust-line span:first-child { margin-left: 0; }

/* ========== BOTÕES ========== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
    font-family: var(--font-body);
    transition: all 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover { background: var(--primary-hover); box-shadow: var(--shadow-hover); }
.btn-secundario { background: var(--dark); color: white; }
.btn-outline { background: transparent; border: 2px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-block { display: block; text-align: center; width: 100%; }

/* ========== SEÇÕES ========== */
.secao { padding: 56px 0; }
.secao-clara { background: var(--bg-alt); }
.secao-titulo {
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    text-align: center;
    margin: 0 0 8px;
    letter-spacing: -0.02em;
}
.secao-sub {
    text-align: center;
    color: var(--text-muted);
    margin: 0 0 36px;
    font-size: 0.95rem;
}

/* ========== CARDS PRODUTO ========== */
.grid-produtos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}
.card-produto {
    background: var(--bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: box-shadow 0.25s, border-color 0.25s;
}
.card-produto:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-light);
}
.card-produto a { text-decoration: none; color: inherit; display: block; }
.card-imagem {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--bg-alt);
}
.card-imagem img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s;
}
.card-produto:hover .card-imagem img { transform: scale(1.04); }
.badge {
    position: absolute;
    top: 12px;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.badge.desconto { left: 12px; background: #dc2626; color: white; }
.badge.vendido { right: 12px; background: var(--primary); color: white; }
.card-info { padding: 20px; }
.card-info h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark);
    margin: 0 0 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.8em;
}
.card-preco { margin-bottom: 10px; display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; }
.preco-atual { font-weight: 700; color: var(--dark); font-size: 1.15rem; }
.preco-antigo { text-decoration: line-through; color: var(--text-muted); font-size: 0.85rem; }
.card-cta {
    font-size: 0.9rem;
    color: var(--primary);
    font-weight: 600;
}

/* ========== CATEGORIAS ========== */
.grid-categorias {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
}
.card-categoria {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 28px 20px;
    background: var(--bg);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--text);
    border: 1px solid var(--border);
    transition: all 0.2s;
}
.card-categoria:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: var(--shadow);
}
.cat-icone { font-size: 2.25rem; margin-bottom: 10px; }
.cat-nome { font-weight: 600; font-size: 0.95rem; }

/* ========== CTA FINAL ========== */
.cta-final {
    background: var(--dark);
    color: white;
    text-align: center;
    padding: 56px 24px;
}
.cta-final h2 {
    margin: 0 0 12px;
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
}
.cta-final p { margin: 0 0 24px; opacity: 0.9; font-size: 1rem; }
.cta-final .btn {
    background: var(--primary);
    color: white;
    padding: 14px 32px;
}
.cta-final .btn:hover { background: var(--primary-hover); color: white; }

/* ========== PÁGINA PRODUTO ========== */
.produto-detalhe { padding: 40px 0 56px; }
.breadcrumb {
    margin-bottom: 28px;
    font-size: 0.875rem;
    color: var(--text-muted);
}
.breadcrumb a { color: var(--primary); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.produto-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}
.produto-imagem-principal {
    width: 100%;
    max-width: 480px;
    height: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-alt);
}
.produto-info h1 {
    font-family: var(--font-head);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--dark);
    margin: 0 0 16px;
    line-height: 1.3;
}
.produto-preco-box { margin-bottom: 24px; }
.preco-atual.grande { font-size: 1.85rem; font-weight: 700; color: var(--dark); }
.produto-descricao {
    color: var(--text);
    margin-bottom: 28px;
    font-size: 0.95rem;
    line-height: 1.65;
}
.form-carrinho { margin-bottom: 24px; }
.form-carrinho label { display: block; margin-bottom: 10px; font-weight: 600; font-size: 0.9rem; color: var(--dark); }
.input-qtd {
    width: 80px;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    margin-left: 8px;
}
.btn-add-cart { margin-top: 8px; padding: 14px 24px; }
.frete-info, .pagamento-info {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 10px 0;
}

/* ========== CARRINHO ========== */
.carrinho-secao { padding: 40px 0 56px; }
.titulo-pagina {
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 28px;
}
.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 24px; font-size: 0.95rem; }
.alert-success { background: var(--primary-light); color: #065f46; border: 1px solid #99f6e4; }
.carrinho-vazio { text-align: center; padding: 64px 24px; }
.carrinho-vazio p { margin-bottom: 24px; font-size: 1.05rem; color: var(--text-muted); }
.carrinho-tabela-wrap { overflow-x: auto; margin-bottom: 28px; border-radius: var(--radius-lg); border: 1px solid var(--border); overflow: hidden; }
.carrinho-tabela { width: 100%; border-collapse: collapse; background: var(--bg); }
.carrinho-tabela th, .carrinho-tabela td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--border); }
.carrinho-tabela th {
    background: var(--bg-alt);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--dark);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.carrinho-tabela a { color: var(--primary); text-decoration: none; font-weight: 500; }
.carrinho-tabela a:hover { text-decoration: underline; }
.carrinho-tabela .input-qtd { width: 64px; padding: 8px 10px; }
.btn-remover { color: #dc2626; text-decoration: none; font-weight: 600; font-size: 1.1rem; }
.carrinho-acoes { display: flex; gap: 12px; margin-bottom: 36px; flex-wrap: wrap; }
.carrinho-resumo {
    max-width: 380px;
    margin-left: auto;
    padding: 28px;
    background: var(--bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}
.carrinho-resumo h2 { font-size: 1.15rem; font-weight: 700; margin: 0 0 20px; color: var(--dark); }
.carrinho-resumo p { margin: 10px 0; font-size: 0.95rem; }
.carrinho-resumo .total {
    font-size: 1.25rem;
    font-weight: 700;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--dark);
}
.frete-dica { color: var(--primary); font-size: 0.9rem; }
.gateway-aviso { margin-top: 12px; color: var(--text-muted); font-size: 0.85rem; }

/* ========== FOOTER ========== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.85);
    padding: 56px 0 28px;
    margin-top: 64px;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1140px;
    margin: 0 auto 40px;
    padding: 0 24px;
}
.footer h3, .footer h4 {
    margin: 0 0 16px;
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.footer a { color: var(--primary-light); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.footer p { margin: 6px 0; font-size: 0.9rem; line-height: 1.5; }
.footer-bottom {
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.75;
    max-width: 1140px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* ========== RESPONSIVO ========== */
@media (max-width: 768px) {
    .nav { display: none; }
    .menu-mobile { display: block; }
    .hero { padding: 48px 20px 40px; }
    .hero h1 { font-size: 1.6rem; }
    .trust-line span { display: block; margin: 8px 0; }
    .secao { padding: 40px 0; }
    .grid-produtos { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .card-info { padding: 14px; }
    .card-info h3 { font-size: 0.85rem; min-height: auto; }
    .preco-atual { font-size: 1rem; }
    .produto-layout { grid-template-columns: 1fr; gap: 32px; }
    .carrinho-tabela th:nth-child(2), .carrinho-tabela td:nth-child(2) { display: none; }
    .carrinho-resumo { max-width: 100%; }
}

@media (max-width: 480px) {
    .grid-produtos { grid-template-columns: 1fr; }
    .grid-categorias { grid-template-columns: repeat(2, 1fr); }
}