/* Definición de colores de marca */
:root {
    --promo-purple: #6200ea;
    --promo-purple-hover: #4e00ba;
    --bg-light: #f4f7fe;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-light);
    height: 100vh;
}

/* Contenedor principal para centrado vertical y horizontal */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* Tarjeta de Login */
.login-card {
    background: white;
    max-width: 450px;
    width: 100%;
    border: none;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.08);
    padding: 40px 30px;
}

/* Logo central */
.login-logo-container {
    width: 90px;
    height: 90px;
    background: var(--promo-purple); /* Fondo púrpura para el icono */
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px auto;
    box-shadow: 0 5px 15px rgba(98, 0, 234, 0.3);
}
.login-logo-icon {
    font-size: 2.5rem;
    color: white;
}

/* Títulos */
.login-title { font-weight: 700; color: #333; }
.login-subtitle { color: #6c757d; font-size: 0.95rem; }

/* Botón de Google */
.btn-google {
    background: #fff;
    border: 1px solid #000000;
    color: #000000;
    font-weight: 500;
    padding: 12px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}
.btn-google:hover {
    background-color: #676767;
    border-color: #333333;
    color: #fff;
}
.google-icon { width: 20px; margin-right: 10px; }

/* Botón de Facebook */
.btn-facebook {
    background: white;
    border: 1px solid #dee2e6;
    color: #333;
    font-weight: 500;
    padding: 12px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}
.btn-facebook:hover {
    background-color: #f8f9fa;
    border-color: #cdd4da;
}
.facebook-icon { width: 20px; margin-right: 10px; }

/* Botón de Apple */
.btn-apple {
    background: #fff;
    border: 1px solid #000000;
    color: #000000;
    font-weight: 500;
    padding: 12px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}
.btn-apple:hover {
    background-color: #676767;
    border-color: #333333;
    color: #fff;
}
.apple-icon { width: 20px; margin-right: 10px; }

/* Separador "O" */
.separator {
    display: flex;
    align-items: center;
    text-align: center;
    color: #adb5bd;
    margin: 25px 0;
    font-size: 0.9rem;
    font-weight: 500;
}
.separator::before, .separator::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #e9ecef;
}
.separator:not(:empty)::before { margin-right: .75em; }
.separator:not(:empty)::after { margin-left: .75em; }

/* Inputs del formulario */
.input-group-text {
    background: white;
    border-right: none;
    color: #adb5bd;
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
}
.form-control-login {
    border-left: none;
    padding: 12px;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}
.form-control-login:focus {
    box-shadow: none;
    border-color: #dee2e6;
}
.input-group:focus-within .input-group-text,
.input-group:focus-within .form-control-login {
    border-color: var(--promo-purple);
    color: var(--promo-purple);
}

/* Botón Principal */
.btn-promo-login {
    background-color: var(--promo-purple);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    transition: 0.3s;
}
.btn-promo-login:hover {
    background-color: var(--promo-purple-hover);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(98, 0, 234, 0.25);
}

/* Links del footer */
.login-footer-link {
    color: var(--promo-purple);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: 0.2s;
}
.login-footer-link:hover {
    color: var(--promo-purple-hover);
    text-decoration: underline;
}
.text-muted-small { color: #6c757d; font-size: 0.9rem; }