/* estilos_login.css - Tema Oscuro Minimalista */

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

    background-color: #121212; 
    background-image: radial-gradient(circle at center, #222 0%, #111 100%);
    margin: 0;
    padding: 0;
    color: #fff;

}


.pantalla-login {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 85px); 
    padding: 20px;
    box-sizing: border-box;
}

.contenedor-login {
    width: 100%;
    max-width: 400px;
    padding: 40px;
    background-color: #1a1a1a;
    border: 1px solid #333;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
    box-sizing: border-box;
}

/* --- Logo --- */
.logo-container {
    text-align: center;
    margin-bottom: 20px;
}

.logo-login {
    max-width: 100px;
    height: auto;
}

.contenedor-login h2 {
    text-align: center;
    color: #fff;
    margin-top: 0;
    margin-bottom: 30px;
    font-weight: 600;
    letter-spacing: 1px;
}

/* --- Inputs --- */
.grupo-input {
    margin-bottom: 20px;
}

.grupo-input label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #aaa;
    font-size: 14px;
}

.input-con-icono {
    position: relative;
    display: flex;
    align-items: center;
}

.input-con-icono .material-symbols-outlined {
    position: absolute;
    left: 15px;
    color: #888;
    font-size: 20px;
}

.grupo-input input {
    width: 100%;
    padding: 12px 15px 12px 45px; 
    background-color: #2a2a2a;
    border: 1px solid #444;
    color: #fff;
    border-radius: 6px;
    box-sizing: border-box;
    font-size: 15px;
    transition: all 0.3s ease;
}

.grupo-input input:focus {
    outline: none;
    border-color: #fff;
    background-color: #333;
}

/* --- Botón de Entrada --- */
.btn-login {
    width: 100%;
    padding: 14px;
    background-color: #fff;
    color: #111;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.btn-login:hover {
    background-color: #e0e0e0;
    transform: translateY(-2px);
}

/* --- Alerta de Error --- */
.mensaje-error {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #ff5252;
    text-align: center;
    font-weight: 500;
    margin-bottom: 20px;
    background-color: rgba(255, 82, 82, 0.1);
    padding: 12px;
    border: 1px solid rgba(255, 82, 82, 0.3);
    border-radius: 6px;
    font-size: 14px;
}

/* =========================================
   RESPONSIVO (CELULARES)
========================================= */
@media (max-width: 768px) {
    .pantalla-login {
        align-items: flex-start; 
        padding-top: 10vh; 
    }
    
    .contenedor-login {
        padding: 30px 20px;
    }
}