/* Variables de color estilo CyberStore (Oscuro/Moderno) */
:root {
    --bg-dark: #121212;
    --card-bg: #1e1e1e;
    --text-main: #e0e0e0;
    --text-muted: #9e9e9e;
    --accent: #00d2ff;
    --accent-hover: #00a8cc;
    --danger: #ff4757;
    --success: #2ed573;
    --border: #333333;
}

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

/* Barra de Navegación */
.navbar {
    background-color: var(--card-bg);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

.navbar strong {
    color: var(--accent);
    font-size: 1.2rem;
}

.navbar a {
    color: white;
    text-decoration: none;
    padding: 8px 20px;
    background: var(--danger);
    border-radius: 4px;
    font-weight: bold;
    transition: background 0.3s;
}

.navbar a:hover {
    background: #ff6b81;
}

/* Contenedor Principal */
.container {
    max-width: 96%;
    margin: 20px auto;
    background: var(--card-bg);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    border: 1px solid var(--border);
}

/* Formularios */
.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-weight: 500;
}

input[type="text"], input[type="password"] {
    width: 100%;
    padding: 12px;
    background-color: #2a2a2a;
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: 4px;
    box-sizing: border-box;
}

input[type="text"]:focus, input[type="password"]:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 5px rgba(0, 210, 255, 0.5);
}

/* Botones */
button {
    padding: 12px 25px;
    background-color: var(--accent);
    color: #000;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: background 0.3s;
}

button:hover {
    background-color: var(--accent-hover);
}

/* Tablas (Dashboard Admin) */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border-bottom: 1px solid var(--border);
    padding: 15px 10px;
    text-align: left;
}

th {
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
}

/* Alertas */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    font-weight: bold;
}

.alert-danger { background-color: rgba(255, 71, 87, 0.2); border: 1px solid var(--danger); color: #ff6b81; }
.alert-success { background-color: rgba(46, 213, 115, 0.2); border: 1px solid var(--success); color: #7bed9f; }

/* Vista de Correos (Proveedor) */
.email-card {
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 20px;
    background: #252525;
    overflow: hidden;
}

.email-header {
    background: #1a1a1a;
    padding: 15px;
    border-bottom: 1px solid var(--border);
}

.email-body {
    padding: 20px;
}

pre {
    white-space: pre-wrap;
    font-family: inherit;
    margin: 0;
    color: var(--text-main);
    font-size: 0.95rem;
    line-height: 1.5;
}



/* --- Interfaz de Bandeja a Dos Columnas --- */
.inbox-container {
    display: flex;
    height: calc(100vh - 220px);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: #1e1e1e;
}

.inbox-list {
    width: 35%;
    background: #252525;
    border-right: 1px solid var(--border);
    overflow-y: auto;
}

.inbox-item {
    padding: 15px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.2s;
}

.inbox-item:hover {
    background: #333;
}

.inbox-item.active {
    background: #2c3e50;
    border-left: 4px solid var(--accent);
}

.inbox-item-title {
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--text-main);
    font-size: 0.95rem;
}

.inbox-item-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.inbox-content {
    width: 65%;
    display: flex;
    flex-direction: column;
    background: #1a1a1a;
}

.email-header-view {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    background: #1e1e1e;
    font-size: 0.9rem;
}

.email-body-view {
    flex-grow: 1;
    padding: 0;
    overflow: hidden;
}

/* El iframe con fondo blanco es necesario porque los correos de marcas (Disney) se diseñan para fondo blanco */
iframe.email-frame {
    width: 100%;
    height: 100%;
    border: none;
    background: #ffffff; 
}

.hidden {
    display: none;
}



/* --- ESTILOS EXCLUSIVOS PARA EL LOGIN --- */
.login-header {
    text-align: center;
    margin-bottom: 35px;
}

.login-icon-bg {
    width: 80px;
    height: 80px;
    background: rgba(0, 210, 255, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 15px auto;
}

.login-icon {
    font-size: 2.5rem;
    color: var(--accent);
}

.login-header h2 {
    margin: 0 0 5px 0;
    color: var(--text-main);
    font-size: 1.8rem;
}

.login-header p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.95rem;
}

.icon-input {
    position: relative;
    margin-bottom: 25px;
}

.icon-input i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.1rem;
}

.icon-input input {
    padding-left: 45px !important; /* Espacio para el ícono */
    height: 52px; 
    border-radius: 8px;
    font-size: 1rem;
}

.btn-login {
    width: 100%;
    height: 52px;
    font-size: 1.1rem;
    border-radius: 8px;
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.2);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.4);
}



/* --- TEMA CLARO --- */
body.light-mode {
    --bg-dark: #f0f2f5;
    --card-bg: #ffffff;
    --text-main: #2d3436;
    --text-muted: #636e72;
    --border: #dfe6e9;
}

body.light-mode .inbox-list { background: #f8f9fa; }
body.light-mode .inbox-content { background: #ffffff; }
body.light-mode .email-header-view { background: #f8f9fa; }
body.light-mode .email-card { background: #ffffff; }
body.light-mode .email-header { background: #f8f9fa; }
body.light-mode input[type="text"], body.light-mode input[type="password"] {
    background-color: #ffffff;
    color: #2d3436;
}

/* Toggle Theme Button */
.theme-toggle {
    background: transparent;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    margin-right: 15px;
    padding: 5px;
}
.theme-toggle:hover { background: rgba(255,255,255,0.1); }

/* --- MODALES FLOTANTES --- */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    backdrop-filter: blur(3px);
}

.modal-content {
    background-color: var(--card-bg);
    margin: 5% auto;
    padding: 25px;
    border: 1px solid var(--border);
    width: 90%;
    max-width: 500px;
    border-radius: 8px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.close-modal {
    color: var(--text-muted);
    float: right;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
}
.close-modal:hover { color: var(--danger); }

/* Botones Adicionales */
.btn-secondary { background-color: #7f8c8d; color: white; }
.btn-secondary:hover { background-color: #95a5a6; }
.btn-danger { background-color: var(--danger); color: white; }
.btn-danger:hover { background-color: #ff6b81; }
.btn-edit { background-color: #f39c12; color: white; padding: 6px 12px; font-size: 0.85rem; }
.btn-delete { background-color: var(--danger); color: white; padding: 6px 12px; font-size: 0.85rem; }

/* --- Agrega esto al final de tu sección de TEMA CLARO --- */
body.light-mode .inbox-item:hover { 
    background: #e9ecef; /* Un gris muy claro para el modo blanco */
}
body.light-mode .inbox-item.active { 
    background: #dfe6e9; /* Gris un poco más oscuro para el seleccionado */
    border-left-color: var(--accent);
}
body.light-mode .inbox-item-title { 
    color: #2d3436; 
}
body.light-mode .email-header-view strong {
    color: #007b99 !important; /* Azul más oscuro para que contraste en blanco */
}
body.light-mode .email-header-view div {
    color: #2d3436 !important; /* Texto oscuro para la cabecera */
}