/* login.css */

/* Variables */
:root {
    --background-color: #1a1a1a;
    --form-background: rgba(255, 255, 255, 0.1);
    --box-shadow-color: rgba(0, 0, 0, 0.5);
    --logo-color: #f5c2e7;
    --input-background: rgba(255, 255, 255, 0.2);
    --input-background-focus: rgba(255, 255, 255, 0.3);
    --input-border: #ffffff;
    --input-border-focus: #f5c2e7;
    --text-color: #ffffff;
    --button-background: #f5c2e7;
    --button-background-hover: #e89cd0;
    --link-color: #f5c2e7;
    --link-color-hover: #ffffff;
    --icon-color: #ffffff;
    --valid-color: #198754;
    --invalid-color: #dc3545;
    --font-family: 'Roboto', sans-serif;
    --transition-speed: 0.3s;
    --transition-ease: ease;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    font-family: var(--font-family);
    color: var(--text-color);
    transition: background var(--transition-speed) var(--transition-ease), color var(--transition-speed) var(--transition-ease);
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.row {
    width: 100%;
    margin: 0;
}

/* Animación de entrada suave ("sube") */
.fade-slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeSlideUp 0.8s var(--transition-ease) forwards;
}

@keyframes fadeSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Panel Izquierdo */
.bg-left {
    background: var(--form-background);
    border-radius: 1rem 0 0 1rem;
    box-shadow: 0 10px 30px var(--box-shadow-color);
    backdrop-filter: blur(5px);
    padding: 2rem;
    transition: box-shadow var(--transition-speed) var(--transition-ease), transform var(--transition-speed) var(--transition-ease);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.bg-left:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.logo {
    text-align: center;
    margin-bottom: 1rem;
}

.logo lottie-player {
    width: 170px;
    height: 170px;
}

.logo i {
    font-size: 5rem;
    color: var(--logo-color);
    margin-bottom: 0.5rem;
}

.description {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-top: 1rem;
}

/* Panel del Formulario */
.login-form-content {
    width: 100%;
    max-width: 400px;
    background: var(--form-background);
    padding: 2rem;
    border-radius: 0 1rem 1rem 0;
    box-shadow: 0 10px 30px var(--box-shadow-color);
    backdrop-filter: blur(5px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-form-content h3 {
    text-align: center;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-weight: 700;
    font-size: 1.5rem;
}

#alert-container {
    margin-bottom: 1rem;
}

.google-signin {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 1.5rem;
}

.google-signin .g_id_signin {
    width: 100%;
}

.or-separator {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
}

.or-separator::before,
.or-separator::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--text-color);
}

.or-separator span {
    margin: 0 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

/* Inputs */
.form-floating {
    position: relative;
}

.form-control {
    background: var(--input-background);
    border: none;
    border-bottom: 2px solid var(--input-border);
    border-radius: 0;
    color: var(--text-color);
    padding: 0.75rem 0.5rem;
    font-size: 1rem;
    transition: border-color var(--transition-speed) var(--transition-ease), background var(--transition-speed) var(--transition-ease), box-shadow var(--transition-speed) var(--transition-ease);
}

.form-control:focus {
    background: var(--input-background-focus);
    border-bottom: 2px solid var(--input-border-focus);
    box-shadow: 0 0.125rem 0.5rem rgba(245, 194, 231, 0.4);
    color: var(--text-color);
}

.form-floating label {
    transition: all var(--transition-speed) var(--transition-ease);
    pointer-events: none;
    position: absolute;
    top: 0.75rem;
    left: 0.5rem;
    font-size: 1rem;
    color: var(--text-color);
}

/* Label desaparece al escribir */
.form-floating .form-control:not(:placeholder-shown) ~ label {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-1.5rem) scale(0.85);
    color: var(--input-border-focus);
}

.btn-login {
    padding: 0.75rem;
    border: none;
    border-radius: 1.5rem;
    background: var(--button-background);
    color: var(--background-color);
    font-weight: bold;
    font-size: 1.1rem;
    transition: background var(--transition-speed) var(--transition-ease), transform var(--transition-speed) var(--transition-ease), box-shadow var(--transition-speed) var(--transition-ease);
    box-shadow: 0 0.2rem 0.6rem rgba(245, 194, 231, 0.3);
    cursor: pointer;
}

.btn-login:hover {
    background: var(--button-background-hover);
    transform: translateY(-0.2rem);
    box-shadow: 0 0.4rem 0.8rem rgba(245, 194, 231, 0.5);
}

.login-form-content a {
    color: var(--link-color);
    text-decoration: none;
    transition: color var(--transition-speed) var(--transition-ease), transform var(--transition-speed) var(--transition-ease);
    font-weight: 500;
    font-size: 0.9rem;
}

.login-form-content a:hover {
    color: var(--link-color-hover);
    text-decoration: underline;
    transform: scale(1.05);
}

/* Icono para mostrar/ocultar contraseña */
.input-group-text {
    cursor: pointer;
    background: none;
    border: none;
    color: var(--icon-color);
    position: absolute;
    top: 50%;
    right: 0.5rem;
    transform: translateY(-50%);
    z-index: 1;
    font-size: 1.2rem;
    transition: color var(--transition-speed) var(--transition-ease);
}

.input-group-text:hover,
.input-group-text:focus {
    color: var(--input-border-focus);
}

/* Validación */
.is-valid {
    border-color: var(--valid-color) !important;
}

.is-invalid {
    border-color: var(--invalid-color) !important;
}

.invalid-feedback {
    color: var(--invalid-color);
}

/* Alertas inline para errores */
.alert {
    border: none;
    border-radius: 0.5rem;
    background: var(--input-background);
    color: var(--text-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: all var(--transition-speed) var(--transition-ease);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert .btn-close {
    filter: brightness(1.2);
    opacity: 0.8;
    transition: opacity var(--transition-speed) var(--transition-ease);
}

.alert .btn-close:hover {
    opacity: 1;
}

/* Tipos de alertas */
.alert-success {
    background: linear-gradient(135deg, #198754 0%, #0f5132 100%);
    color: #fff;
}
.alert-danger {
    background: linear-gradient(135deg, #dc3545 0%, #801f2b 100%);
    color: #fff;
}
.alert-warning {
    background: linear-gradient(135deg, #ffc107 0%, #856404 100%);
    color: #212529;
}
.alert-info {
    background: linear-gradient(135deg, #0dcaf0 0%, #0a87a0 100%);
    color: #fff;
}

/* Overlay de Carga */
.loading-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) var(--transition-ease), visibility var(--transition-speed) var(--transition-ease);
    z-index: 2000;
}

.loading-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* Alertas en Overlay (exito) */
.overlay-content {
    color: #fff;
    text-align: center;
    padding: 1rem 2rem;
    max-width: 300px;
    background: var(--input-background-focus);
    border-radius: 0.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

/* Responsivo */

/* Móviles */
@media (max-width: 575.98px) {
    .login-container {
        padding: 1rem;
    }

    .bg-left {
        display: none;
    }

    .login-form-content {
        border-radius: 1rem;
    }

    .login-form-content h3 {
        font-size: 1.2rem;
    }

    .form-control {
        font-size: 0.9rem;
    }

    .input-group-text {
        font-size: 1.2rem;
    }
}

/* Tablets */
@media (min-width: 576px) and (max-width: 991.98px) {
    .login-container {
        padding: 1.5rem;
    }

    .bg-left {
        border-radius: 1rem 0 0 1rem;
    }

    .login-form-content {
        border-radius: 0 1rem 1rem 0;
    }

    .login-form-content h3 {
        font-size: 1.3rem;
    }
}

/* Escritorio */
@media (min-width: 992px) {
    .login-container {
        padding: 2rem;
    }

    .bg-left,
    .login-form-content {
        padding: 2.5rem;
    }
}