:root {
    /* Cores Padrão (Podem ser sobrescritas por loja) */
    --primary: #ea1d2c;
    --primary-dark: #c51624;
    --secondary: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    --bg-light: #F8FAFC;
    --text-dark: #1E293B;
    --text-muted: #64748B;
    --white: #FFFFFF;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Segoe UI', sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Estilizado */
.main-header {
    background: var(--white);
    padding: 1rem 2rem;
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Botões Profissionais */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-size: 0.9rem;
}

.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }

.btn-success { background: var(--secondary); color: var(--white); }
.btn-success:hover { filter: brightness(95%); transform: translateY(-2px); }

.btn-danger { background: var(--danger); color: var(--white); }
.btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid rgba(0,0,0,0.05);
}

/* Forms */
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: var(--text-dark); }
.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(234, 29, 44, 0.1);
}

/* Badges */
.badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}
.badge-pending { background: #FEE2E2; color: #991B1B; }
.badge-success { background: #DCFCE7; color: #166534; }
.badge-info { background: #E0F2FE; color: #075985; }

/* Modais */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}
.modal-content {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    width: 100%;
    max-width: 600px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

/* Grid de Lojas/Produtos */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

/* Utilitários */
.text-center { text-align: center; }
.w-full { width: 100%; }
.mt-4 { margin-top: 1rem; }
.hidden { display: none !important; }

/* Animações */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-fade { animation: fadeIn 0.4s ease forwards; }