/* Paleta de colores (heredada de styles_comerciantes.css) */
:root {
    --bg-color: #121212; /* Negro profundo */
    --accent-color: #FFD700; /* Oro vibrante */
    --secondary-accent: #FFA500; /* Ámbar */
    --mystic-purple: #4B0082; /* Púrpura místico */
    --text-color: #F5F5F5; /* Texto claro */
    --card-bg: rgba(42, 42, 42, 0.95); /* Fondo de tarjetas con glassmorphism */
    --glow: rgba(255, 215, 0, 0.6); /* Resplandor dorado */
    --shadow: rgba(0, 0, 0, 0.6); /* Sombra suave */
}

/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
    overflow-x: hidden;
    background: transparent; /* Aseguramos que el fondo del body no interfiera */
}

/* Fondo de imagen (ajustado para que sea prominente detrás del formulario) */
body::before {
    content: '';
    position: fixed; /* Fija la imagen de fondo para que no se desplace */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), /* Capa de opacidad */
        url('https://www.compartamos.com.mx/wcm/connect/4813ca58-39ad-4bbc-97e1-ea2c5dfadb33/conoce-las-mejores-opciones-de-negocios-en-mexico.jpg?MOD=AJPERES&CACHEID=ROOTWORKSPACE-4813ca58-39ad-4bbc-97e1-ea2c5dfadb33-nWN6hw9');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    z-index: -1; /* Coloca la imagen detrás de todo */
    animation: fadeIn 2.5s ease-in-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Contenedor del login (ajustado para superponerse sobre la imagen) */
.login-container {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    padding: 40px;
    border-radius: 20px;
    width: 100%;
    max-width: 450px;
    text-align: center;
    box-shadow: 0 8px 30px var(--shadow);
    border: 1px solid rgba(255, 215, 0, 0.1);
    position: relative; /* Asegura que esté sobre la imagen */
    z-index: 1; /* Coloca el formulario por encima de la imagen */
    opacity: 0;
    transform: scale(0.9);
    animation: modalPop 0.5s ease-out forwards;
}

@keyframes modalPop {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.login-container h2 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 30px;
    position: relative;
    animation: titleReveal 2s ease-out forwards;
}

.login-container h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: var(--accent-color);
    border-radius: 2px;
}

.form-group {
    margin-bottom: 30px;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    text-align: left;
}

.form-group input {
    width: 100%;
    padding: 16px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 12px;
    font-size: 1rem;
    background: rgba(80, 80, 80, 0.8);
    color: var(--text-color);
    transition: all 0.4s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 15px var(--glow);
    background: rgba(100, 100, 100, 0.8);
}

.login-btn {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-color));
    color: var(--text-color);
    position: relative;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--glow);
}

.login-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.login-btn:hover::after {
    width: 500px;
    height: 500px;
}

.error-message {
    color: #FF5555;
    margin-bottom: 20px;
    font-size: 1rem;
    background: rgba(255, 85, 85, 0.1);
    padding: 10px;
    border-radius: 8px;
}

.login-container p {
    margin-top: 20px;
    font-size: 1rem;
    color: var(--text-color);
    opacity: 0.9;
}

.login-container a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.login-container a:hover {
    color: var(--secondary-accent);
}

/* Responsividad */
@media (max-width: 480px) {
    .login-container {
        padding: 30px;
    }

    .login-container h2 {
        font-size: 2rem;
    }

    .form-group input {
        font-size: 0.95rem;
    }

    .login-btn {
        font-size: 1rem;
    }
}

/* Animación de título */
@keyframes titleReveal {
    from {
        opacity: 0;
        clip-path: inset(0 100% 0 0);
    }
    to {
        opacity: 1;
        clip-path: inset(0 0 0 0);
    }
}