:root {
    /* Paleta de Colores inspirada en la marca Arcadia Coleccionables */
    --primary-purple: #5a289f;
    --primary-purple-hover: #451b7e;
    --accent-pink: #e83e8c;
    --accent-pink-hover: #d61b6c;
    --secondary-blue: #0284c7;
    --secondary-blue-hover: #0369a1;

    /* Fondos y Estructura */
    --bg-color: #ffffff;
    --card-bg: #fdfdfd;
    --sidebar-bg: #221233;
    --sidebar-active: #3b1756;
    --border-color: #e9ecef;
    
    /* Tipografía */
    --text-color: #2b2b2b;
    --subtext-color: #6c757d;
    --sidebar-width: 250px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* ==========================================
   ESTILOS DE AUTENTICACIÓN / LOGIN
   ========================================== */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: #f8f9fa;
}

.login-card {
    background: var(--card-bg);
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(90, 40, 159, 0.12);
    border: 1px solid rgba(232, 62, 140, 0.2);
    width: 100%;
    max-width: 380px;
}

.login-card h2 {
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
    color: var(--primary-purple);
}

.btn-submit {
    width: 100%;
    padding: 11px;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-pink));
    border: none;
    color: #fff;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(232, 62, 140, 0.3);
}

.alert {
    padding: 12px 15px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-danger {
    background-color: #fff0f3;
    color: #c01c47;
    border: 1px solid #ffccd5;
}

/* ==========================================
   LAYOUT PRINCIPAL Y SIDEBAR
   ========================================== */
.main-layout {
    display: flex;
    width: 100vw;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: #fff;
    padding: 20px 0;
    flex-shrink: 0;
    transition: margin-left 0.3s ease;
    border-right: 3px solid var(--accent-pink);
}

.sidebar h3 {
    padding: 0 20px 18px 20px;
    margin: 0;
    font-size: 19px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    letter-spacing: 0.5px;
}

.sidebar a {
    display: block;
    padding: 12px 20px;
    color: #e2d9f3;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
}

.sidebar a:hover {
    background: var(--sidebar-active);
    color: #fff;
    padding-left: 25px;
}

.sidebar a.active {
    background: var(--sidebar-active);
    color: #fff;
    font-weight: 600;
    border-left: 4px solid var(--accent-pink);
}

.content-wrapper, .main-content {
    flex-grow: 1;
    padding: 30px;
    width: 100%;
    background-color: var(--bg-color);
    overflow-x: auto;
}

/* ==========================================
   HEADER Y TARJETAS
   ========================================== */
.page-header, .header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    padding: 18px 24px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border-color);
    margin-bottom: 25px;
}

.page-header h1, .header-bar h1 {
    margin: 0;
    font-size: 22px;
    color: var(--primary-purple);
    font-weight: 700;
}

.card, .form-container {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border-color);
}

/* ==========================================
   FORMULARIOS
   ========================================== */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 22px;
}

.form-group { 
    display: flex;
    flex-direction: column;
}

.form-group.span-2 {
    grid-column: span 2;
}

label { 
    display: block; 
    font-weight: 600; 
    font-size: 13px; 
    margin-bottom: 6px; 
    color: var(--primary-purple); 
}

input[type="text"], 
input[type="number"], 
input[type="date"], 
input[type="password"], 
input[type="file"],
select, 
textarea {
    width: 100%;
    padding: 10px 12px;
    font-size: 13.5px;
    border: 1px solid #ced4da;
    border-radius: 6px;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-pink);
    box-shadow: 0 0 0 3px rgba(232, 62, 140, 0.15);
}

/* ==========================================
   BOTONES
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 18px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

/* Principal: Morado */
.btn-primary { 
    background: var(--primary-purple); 
    color: white; 
}

.btn-primary:hover { 
    background: var(--primary-purple-hover); 
    box-shadow: 0 4px 10px rgba(90, 40, 159, 0.25);
}

/* Secundario: Azul */
.btn-secondary { 
    background: var(--secondary-blue); 
    color: white; 
}

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

/* Editar: Rosa */
.btn-edit { 
    background: var(--accent-pink); 
    color: white; 
    padding: 5px 12px; 
    font-size: 12px; 
}

.btn-edit:hover {
    background: var(--accent-pink-hover);
}

/* Eliminar */
.btn-delete { 
    background: #dc3545; 
    color: white; 
    padding: 5px 12px; 
    font-size: 12px; 
}

.btn-delete:hover {
    background: #bb2d3b;
}

/* ==========================================
   TABLA DE PRODUCTOS
   ========================================== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

table { 
    width: 100%; 
    border-collapse: collapse; 
    margin-top: 5px; 
    white-space: nowrap; 
}

th, td { 
    padding: 12px 16px; 
    text-align: left; 
    border-bottom: 1px solid var(--border-color); 
    font-size: 13.5px; 
}

th { 
    background: #faf8fd; 
    color: var(--primary-purple); 
    font-weight: 700; 
    border-bottom: 2px solid rgba(232, 62, 140, 0.2);
}

tbody tr:hover {
    background-color: #fcf7fa;
}

/* Etiquetas (Badges) */
.badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
}

.badge-active {
    background-color: #e6f8f3;
    color: #0d8a6a;
    border: 1px solid #b2ece0;
}

.badge-inactive {
    background-color: #fff0f3;
    color: #c01c47;
    border: 1px solid #ffccd5;
}