/* =========================================
   1. VARIÁVEIS GLOBAIS
   ========================================= */
:root {
    /* Paleta Principal - Gradiente Vermelho para Azul */
    --gradient-start: #ff0000;       /* Vermelho Inicial */
    --gradient-middle: #4a6fe7;      /* Azul Médio */
    --gradient-end: #0045db;         /* Azul Final */
    
    --primary-color: #4a6fe7;        /* Azul Principal */
    --primary-light: #60a5fa;        /* Azul Claro */
    --primary-dark: #0045db;         /* Azul Escuro */
    --primary-darker: #003399;       /* Azul Profundo */
    
    /* Cores Secundárias */
    --secondary-color: #64748b;      /* Cinza Texto Secundário */
    --success-color: #10b981;        /* Verde Sucesso */
    --danger-color: #ef4444;         /* Vermelho Erro */
    --warning-color: #f59e0b;        /* Amarelo Alerta */
    --info-color: #06b6d4;           /* Ciano Informação */
    
    /* Cores de Superfície */
    --background-body: #f1f5f9;      /* Fundo da Página */
    --surface-color: #ffffff;        /* Fundo dos Cards */
    --border-color: #e2e8f0;         /* Cor das Bordas */
    --border-light: #cbd5e1;         /* Borda Clara */
    
    /* Texto */
    --text-primary: #1e293b;         /* Texto Principal */
    --text-secondary: #64748b;       /* Texto Secundário */
    --text-muted: #94a3b8;           /* Texto Suave */
    
    /* Dimensões e Espaçamentos */
    --sidebar-width: 260px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.2);
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    
    /* Fontes */
    --font-primary: 'Montserrat', sans-serif;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--background-body);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
    font-size: 0.95rem;
}

/* =========================================
   2. LAYOUT & SIDEBAR
   ========================================= */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    position: fixed; top: 0; left: 0; bottom: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
    box-shadow: 4px 0 20px rgba(0,0,0,0.15);
    overflow-y: auto;
}

.sidebar-header {
    padding: 1.5rem;
    font-size: 1.2rem;
    font-weight: 700;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    display: flex; align-items: center; gap: 10px;
    background: rgba(0,0,0,0.15);
}

.sidebar ul { list-style: none; padding: 1rem 0; flex: 1; }

.sidebar-section-title {
    padding: 1rem 1.5rem 0.5rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
    font-weight: 600;
    letter-spacing: 1px;
}

.sidebar li a {
    display: flex; align-items: center; gap: 12px;
    padding: 0.8rem 1.5rem;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    transition: var(--transition);
    border-left: 4px solid transparent;
}

.sidebar li a:hover, .sidebar li a.active {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border-left-color: var(--gradient-middle);
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.15);
    background: rgba(0,0,0,0.15);
}
.sidebar-footer a { 
    color: #fca5a5; 
    text-decoration: none; 
    font-weight: 600; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    transition: var(--transition);
}
.sidebar-footer a:hover { color: #fee2e2; }

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem;
    width: 100%;
    transition: margin-left 0.3s ease;
}

/* =========================================
   3. HEADER DAS PÁGINAS
   ========================================= */
.page-header {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
    color: #fff;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-md);
    gap: 1rem;
    flex-wrap: wrap;
}

.page-header__content { display: flex; align-items: center; gap: 1rem; }
.page-header__icon { 
    background: rgba(255,255,255,0.2); 
    width: 50px; height: 50px; 
    border-radius: var(--border-radius); 
    display: flex; align-items: center; justify-content: center; 
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.page-header__title h1 { font-size: 1.5rem; font-weight: 700; margin: 0; }
.page-header__title p { margin: 0; opacity: 0.95; font-size: 0.9rem; }

/* =========================================
   4. COMPONENTES DE UI
   ========================================= */
.card {
    background: var(--surface-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

input[type="text"], input[type="number"], input[type="email"], input[type="password"], select, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    transition: var(--transition);
    background: #fff;
    color: var(--text-primary);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 111, 231, 0.15);
}

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-size: 0.9rem;
}
.btn-primary { 
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(74, 111, 231, 0.4);
}
.btn-primary:hover { 
    background: linear-gradient(135deg, var(--gradient-middle) 0%, var(--gradient-end) 100%);
    transform: translateY(-2px); 
    box-shadow: 0 6px 20px rgba(74, 111, 231, 0.5);
}
.btn-success { 
    background: var(--success-color); 
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}
.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
}
.btn-danger { 
    background: var(--danger-color); 
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}
.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
}
.btn-outline { 
    background: transparent; 
    border: 2px solid var(--border-color); 
    color: var(--text-secondary); 
}
.btn-outline:hover { 
    background: #f8fafc; 
    border-color: var(--primary-color); 
    color: var(--primary-color); 
}

/* =========================================
   5. GRIDS DE PRODUTOS & CARDS
   ========================================= */
.grid-products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.card-product {
    background: #fff;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex; flex-direction: column;
}
.card-product:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gradient-middle);
}

.card-product__media {
    height: 160px;
    background: #f8fafc;
    display: flex; align-items: center; justify-content: center;
    position: relative;
    overflow: hidden;
}
.card-product__media img { width: 100%; height: 100%; object-fit: contain; }
.card-product__media .no-image { 
    color: var(--text-muted); 
    font-size: 2rem; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
}

.card-product__body { 
    padding: 1rem; 
    flex: 1; 
    display: flex; 
    flex-direction: column; 
}
.card-product__title { 
    font-size: 1rem; 
    font-weight: 700; 
    margin-bottom: 0.5rem; 
    color: var(--text-primary); 
}
.card-product__desc { 
    font-size: 0.85rem; 
    color: var(--text-secondary); 
    margin-bottom: 1rem; 
    flex: 1; 
}

.card-product__footer {
    padding: 0.75rem 1rem;
    background: #f8fafc;
    border-top: 1px solid var(--border-color);
    display: flex; justify-content: space-between; align-items: center;
}

.badge-promo {
    position: absolute; top: 10px; right: 10px;
    background: linear-gradient(135deg, var(--gradient-start), #cc0000);
    color: white;
    padding: 5px 10px; 
    border-radius: 20px;
    font-size: 0.7rem; 
    font-weight: 700;
    text-transform: uppercase;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.card-product__check {
    position: absolute; top: 10px; left: 10px;
    z-index: 10;
}
.card-product__check input { 
    width: 20px; 
    height: 20px; 
    cursor: pointer;
    accent-color: var(--primary-color);
}

/* =========================================
   6. FILTROS E MODAIS
   ========================================= */
.search-container {
    display: flex; flex-wrap: wrap; gap: 1rem;
    align-items: center; justify-content: space-between;
    margin-bottom: 1.5rem;
    background: #fff; 
    padding: 1rem; 
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}
.search-box { flex: 1; min-width: 250px; position: relative; }
.search-box i { 
    position: absolute; 
    left: 12px; 
    top: 50%; 
    transform: translateY(-50%); 
    color: var(--text-muted); 
}
.search-box input { padding-left: 40px; margin-bottom: 0; }

.filter-buttons { display: flex; gap: 0.5rem; }
.filter-btn {
    padding: 0.6rem 1.2rem; 
    border: 2px solid var(--border-color); 
    background: #fff;
    border-radius: var(--border-radius-sm); 
    cursor: pointer; 
    font-size: 0.85rem; 
    color: var(--text-secondary);
    font-weight: 600;
    transition: var(--transition);
}
.filter-btn.active, .filter-btn:hover {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
    color: white; 
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.float-action-btn {
    position: fixed; bottom: 20px; right: 20px;
    width: 60px; height: 60px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
    color: white;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    cursor: pointer; text-decoration: none;
    z-index: 900;
    transition: var(--transition);
    border: none;
}
.fab:hover, .float-action-btn:hover { 
    transform: scale(1.15); 
    box-shadow: var(--shadow-xl);
}
.float-action-btn .badge-count {
    position: absolute; top: -2px; right: -2px;
    background: var(--danger-color); color: white;
    width: 22px; height: 22px; border-radius: 50%;
    font-size: 0.7rem; display: flex; align-items: center; justify-content: center;
    font-weight: bold; border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.modal-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.6);
    z-index: 1200; display: none; align-items: center; justify-content: center;
    backdrop-filter: blur(4px);
}
.modal-overlay.active { display: flex; }
.modal-content {
    background: white; width: 90%; max-width: 600px;
    border-radius: var(--border-radius-lg); overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease;
}
.modal-header { 
    padding: 1rem 1.5rem; 
    border-bottom: 1px solid var(--border-color); 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
    color: white;
}
.modal-body { padding: 1.5rem; }
.modal-footer { 
    padding: 1rem 1.5rem; 
    background: #f8fafc; 
    border-top: 1px solid var(--border-color); 
    display: flex; 
    justify-content: flex-end; 
    gap: 0.5rem;
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* =========================================
   7. PÁGINA DE STATUS (IMPORTANTE!)
   ========================================= */
.status-container {
    display: flex; justify-content: center; align-items: center;
    min-height: 60vh; padding: 2rem;
}

.status-card {
    background: var(--surface-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 3rem; max-width: 600px; width: 100%;
    text-align: center;
    border-top: 5px solid var(--gradient-middle);
    animation: fadeInUp 0.6s ease-out;
}

.status-icon-processing i { 
    font-size: 3.5rem; 
    color: var(--gradient-middle);
    margin-bottom: 1.5rem;
    animation: pulse 2s infinite;
}
.status-icon-success i { 
    font-size: 3.5rem; 
    color: var(--success-color); 
    margin-bottom: 1.5rem; 
}
.status-icon-error i { 
    font-size: 3.5rem; 
    color: var(--danger-color); 
    margin-bottom: 1.5rem; 
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.status-title { 
    font-size: 1.8rem; 
    font-weight: 700; 
    margin-bottom: 0.5rem; 
    color: var(--text-primary); 
}
.status-subtitle { 
    color: var(--text-secondary); 
    font-size: 1.1rem; 
    margin-bottom: 2rem; 
}

.progress-bar-container {
    height: 10px; 
    background-color: var(--border-color);
    border-radius: 5px; 
    overflow: hidden; 
    margin-top: 1rem;
}

.progress-bar {
    width: 100%; height: 100%;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-middle), var(--gradient-end), var(--gradient-middle), var(--gradient-start));
    background-size: 200% 200%;
    animation: progress-animation 2s linear infinite;
}

/* Botão Download Especial para Status */
.btn-download {
    display: inline-flex; align-items: center; gap: 0.75rem;
    text-decoration: none; padding: 1rem 2.5rem;
    font-size: 1.1rem; font-weight: 600;
    border-radius: 50px;
    color: #fff;
    background: linear-gradient(135deg, var(--success-color), #059669);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3); 
    transition: var(--transition);
}
.btn-download:hover { 
    transform: translateY(-3px); 
    box-shadow: 0 12px 30px rgba(16, 185, 129, 0.4); 
}

@keyframes progress-animation { 
    0% { background-position: 200% 0; } 
    100% { background-position: -200% 0; } 
}
@keyframes fadeInUp { 
    from { opacity: 0; transform: translateY(30px); } 
    to { opacity: 1; transform: translateY(0); } 
}

/* =========================================
   8. RESPONSIVIDADE (MOBILE)
   ========================================= */
@media (max-width: 992px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.visible { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 5rem 1rem 2rem 1rem; }
    
    .page-header { padding: 1.5rem; flex-direction: column; align-items: flex-start; text-align: left; }
    .search-container { flex-direction: column; align-items: stretch; }
    .filter-buttons { overflow-x: auto; padding-bottom: 5px; }
    
    .toggle-btn {
        position: fixed; top: 15px; left: 15px; z-index: 1100;
        background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-middle) 50%, var(--gradient-end) 100%);
        color: white;
        border: none; width: 45px; height: 45px; 
        border-radius: var(--border-radius-sm);
        display: flex; align-items: center; justify-content: center;
        box-shadow: var(--shadow-md);
    }
    .desktop-only { display: none !important; }
}
@media (min-width: 993px) {
    .toggle-btn { display: none; }
    .mobile-only { display: none !important; }
}