@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #0F172A;
    --bg-card: #1E293B;
    --bg-input: #0F172A;
    --border: #334155;
    --text-primary: #F8FAFC;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    --accent-green: #10B981;
    --accent-blue: #3B82F6;
    --accent-red: #EF4444;
    --accent-purple: #6366F1;
    --accent-yellow: #F59E0B;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

.admin-container { max-width: 1400px; margin: 0 auto; padding: 24px; }

.admin-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border);
}

.header-left { display: flex; align-items: center; gap: 16px; }

.btn-back {
    width: 40px; height: 40px; border-radius: 8px;
    background: var(--bg-card); color: var(--text-secondary);
    display: flex; align-items: center; justify-content: center;
    text-decoration: none; border: 1px solid var(--border);
    cursor: pointer;
}

.admin-header h1 { font-size: 24px; display: flex; align-items: center; gap: 12px; }

.btn-primary {
    padding: 12px 24px; background: var(--accent-blue); color: white;
    border: none; border-radius: 8px; font-weight: 600; cursor: pointer;
    display: inline-flex; align-items: center; gap: 8px;
}

.toolbar {
    display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap;
}

.search-box {
    position: relative; flex: 1; min-width: 250px;
}

.search-box i {
    position: absolute; left: 14px; top: 50%;
    transform: translateY(-50%); color: var(--text-muted);
}

.search-box input {
    width: 100%; padding: 12px 12px 12px 42px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 8px; color: var(--text-primary);
}

.filter-select {
    padding: 12px 16px; background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 8px;
    color: var(--text-primary); cursor: pointer;
}

.contadores-produtos {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px; margin-bottom: 24px;
}

.contador-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 12px; padding: 20px; display: flex;
    align-items: center; gap: 16px;
}

.contador-icon {
    width: 48px; height: 48px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: white;
}

.contador-info { flex: 1; }

.contador-valor {
    font-size: 28px; font-weight: 700; color: var(--text-primary);
    line-height: 1; margin-bottom: 4px;
}

.contador-label { font-size: 13px; color: var(--text-muted); }

.cards-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.product-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 12px; overflow: hidden; transition: all 0.3s;
}

.product-card:hover { transform: translateY(-4px); box-shadow: 0 8px 20px rgba(0,0,0,0.3); }

.product-img {
    width: 100%; height: 200px; object-fit: cover; background: #000;
}

.product-body { padding: 16px; }

.product-cat {
    display: inline-block; padding: 4px 10px;
    background: rgba(59, 130, 246, 0.15); color: var(--accent-blue);
    border-radius: 12px; font-size: 11px; font-weight: 600; margin-bottom: 8px;
}

.product-body h3 { font-size: 16px; margin-bottom: 8px; }

.product-price { font-size: 20px; font-weight: 700; color: var(--accent-green); margin: 8px 0; }

.product-price .old {
    text-decoration: line-through; color: var(--text-muted);
    font-size: 14px; margin-right: 8px;
}

.product-stock { font-size: 13px; color: var(--text-muted); margin: 8px 0; }

.badge-status {
    display: inline-block; padding: 4px 10px; border-radius: 12px;
    font-size: 11px; font-weight: 600; margin: 4px 0;
}

.badge-status.ativo { background: rgba(16, 185, 129, 0.2); color: #10B981; }
.badge-status.inativo { background: rgba(107, 114, 128, 0.2); color: #9CA3AF; }
.badge-status.esgotado { background: rgba(239, 68, 68, 0.2); color: #EF4444; }

.product-actions { display: flex; gap: 8px; margin-top: 12px; }

.btn-icon {
    padding: 8px 12px; border: none; border-radius: 6px;
    cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
    font-size: 12px; font-weight: 600;
}

.btn-icon.edit { background: var(--accent-blue); color: white; }
.btn-icon.delete { background: var(--accent-red); color: white; }

.modal {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.8); backdrop-filter: blur(4px);
    z-index: 1000; align-items: center; justify-content: center; padding: 20px;
}

.modal.active { display: flex; }

.modal-overlay { position: absolute; inset: 0; }

.modal-content {
    position: relative; background: var(--bg-card);
    border: 1px solid var(--border); border-radius: 12px;
    width: 100%; max-width: 800px; max-height: 90vh;
    overflow-y: auto; z-index: 1001;
}

.modal-grande { max-width: 900px; }

.modal-header {
    padding: 20px 24px; border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
}

.modal-header h3 { font-size: 20px; display: flex; align-items: center; gap: 10px; }

.btn-close {
    background: none; border: none; color: var(--text-muted);
    font-size: 20px; cursor: pointer; width: 36px; height: 36px;
    border-radius: 6px; display: flex; align-items: center; justify-content: center;
}

.btn-close:hover { background: var(--border); color: var(--text-primary); }

.modal-body { padding: 24px; }

.modal-footer {
    padding: 16px 24px; border-top: 1px solid var(--border);
    display: flex; gap: 12px; justify-content: flex-end;
}

.form-tabs {
    display: flex; gap: 8px; padding: 0 24px; margin-top: 16px;
    border-bottom: 1px solid var(--border);
}

.tab-btn {
    padding: 10px 16px; background: none; border: none;
    color: var(--text-secondary); cursor: pointer;
    font-weight: 600; border-bottom: 2px solid transparent;
}

.tab-btn.ativo { color: var(--accent-blue); border-bottom-color: var(--accent-blue); }

.tab-content { display: none; padding: 24px; }
.tab-content.ativo { display: block; }

.form-row { display: flex; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }

.form-group { flex: 1; min-width: 180px; margin-bottom: 16px; }

.form-group label {
    display: block; margin-bottom: 6px; font-weight: 600;
    color: var(--text-secondary); font-size: 14px;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 10px 12px; background: var(--bg-input);
    border: 1px solid var(--border); border-radius: 6px;
    color: var(--text-primary); font-size: 14px;
}

.form-group small {
    display: block; margin-top: 4px; font-size: 12px; color: var(--text-muted);
}

.checkbox-group {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px; padding: 12px; background: var(--bg-input);
    border: 1px solid var(--border); border-radius: 6px;
}

.checkbox-group label {
    display: flex; align-items: center; gap: 8px; cursor: pointer;
}

.checkbox-group input[type="checkbox"] { width: 18px; height: 18px; }

.btn-secondary {
    padding: 10px 16px; background: var(--bg-input);
    color: var(--text-secondary); border: 1px solid var(--border);
    border-radius: 6px; cursor: pointer; font-weight: 600;
    display: inline-flex; align-items: center; gap: 6px;
}

.btn-secondary:hover { background: var(--border); }

.lista-imagens {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px; margin-bottom: 12px;
}

.item-imagem {
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 6px; padding: 8px; display: flex; flex-direction: column; gap: 6px;
}

.preview-miniatura { width: 100%; height: 80px; object-fit: cover; border-radius: 4px; }

.item-imagem input {
    padding: 4px; background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 4px; color: var(--text-secondary); font-size: 11px;
}

.lista-variacoes { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }

.item-variacao {
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 6px; padding: 10px; display: grid;
    grid-template-columns: 1fr 1fr auto; gap: 8px; align-items: center;
}

.item-variacao.cor-com-imagem { grid-template-columns: 1fr 60px 1fr 60px auto; }

.btn-remover {
    background: rgba(239, 68, 68, 0.15); color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.3); width: 32px; height: 32px;
    border-radius: 4px; cursor: pointer; display: flex;
    align-items: center; justify-content: center;
}

.btn-remover:hover { background: #EF4444; color: white; }

.preview-cor-imagem {
    width: 60px; height: 60px; object-fit: cover;
    border-radius: 4px; border: 1px solid var(--border);
}

.info-box-pagamento {
    background: rgba(59, 130, 246, 0.1); border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 8px; padding: 16px; margin-bottom: 20px;
    display: flex; align-items: flex-start; gap: 12px;
}

.info-box-pagamento i { color: var(--accent-blue); font-size: 20px; }

.preview-link-pagamento {
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 8px; padding: 16px; margin-top: 20px;
}

.link-preview {
    background: var(--bg-card); border: 1px dashed var(--border);
    border-radius: 6px; padding: 12px; font-size: 13px;
    color: var(--text-muted); word-break: break-all;
}

.link-preview.ativo { color: var(--text-primary); border-color: var(--accent-green); }

.loading-state {
    grid-column: 1 / -1; text-align: center; padding: 60px 20px;
    color: var(--text-muted);
}

.loading-state i { font-size: 48px; margin-bottom: 16px; color: var(--accent-blue); }

.empty-state {
    grid-column: 1 / -1; text-align: center; padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i { font-size: 48px; margin-bottom: 16px; }

.toast-notif {
    position: fixed; top: 24px; right: 24px; background: #1E293B;
    border: 1px solid #334155; border-radius: 12px; padding: 16px 20px;
    display: flex; align-items: center; gap: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3); transform: translateX(400px);
    transition: transform 0.3s ease; z-index: 9999;
}

.toast-notif.show { transform: translateX(0); }
.toast-success { border-color: #10B981; }
.toast-error { border-color: #EF4444; }
.toast-info { border-color: #3B82F6; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

@media (max-width: 768px) {
    .admin-header { flex-direction: column; gap: 16px; }
    .toolbar { flex-direction: column; }
    .search-box { min-width: 100%; }
    .contadores-produtos { grid-template-columns: 1fr; }
    .cards-grid { grid-template-columns: 1fr; }
    .form-row { flex-direction: column; }
    .item-variacao { grid-template-columns: 1fr; }
    .item-variacao.cor-com-imagem { grid-template-columns: 1fr; }
}