/* assets/css/auth.css - Nuevo estilo Biblio-Leaf */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --font-primary: 'Poppins', sans-serif;
    
    --color-gold-dark: #B8860B;
    --color-gold-medium: #DAA520;
    --color-gold-light: #FFD700;
    --color-gold-pale: #FFF8DC; /* Cornsilk, un dorado muy pálido para fondos */

    --color-green-deep: #0A2A23; /* Un verde muy oscuro, casi negro */
    --color-green-brand: #1E4D2B; /* Verde oscuro para el panel de marca */
    
    --color-neutral-darkest: #1a1a1a;
    --color-neutral-dark: #333333;
    --color-neutral-medium: #555555;
    --color-neutral-light: #f7f3e9; /* Crema/Beige muy claro para el panel de form */
    --color-neutral-lightest: #ffffff;

    --color-error: #D32F2F;
    --color-success: #388E3C;

    --shadow-soft: 0 4px 15px rgba(0,0,0,0.08);
    --shadow-medium: 0 8px 25px rgba(0,0,0,0.12);
    --border-radius: 8px;
    --border-radius-large: 12px;
}

/* General Body Styling */
body {
    font-family: var(--font-primary);
    margin: 0;
    color: var(--color-neutral-dark);
    background-color: var(--color-green-deep);
    background-image: linear-gradient(135deg, var(--color-green-deep) 0%, #0F2027 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    box-sizing: border-box;
    overflow-x: hidden; /* Evitar scroll horizontal en viewports pequeños */
}

.biblio-auth-wrapper {
    display: flex;
    width: 100%;
    max-width: 1000px;
    min-height: 650px;
    background-color: var(--color-neutral-light); /* Panel derecho tendrá este color */
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-medium);
    overflow: hidden;
}

/* Brand Panel (Left Side) */
.biblio-brand-panel {
    flex-basis: 40%;
    background-color: var(--color-green-brand);
    background-image: linear-gradient(to bottom, var(--color-gold-dark), var(--color-green-brand) 70%);
    color: var(--color-neutral-lightest);
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
}

.biblio-brand-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 50 50" width="30" height="30"><path fill="%23FFD700" fill-opacity="0.05" d="M25 0 L50 25 L25 50 L0 25 Z M10 10 H40 V40 H10Z" /></svg>');
    opacity: 0.8;
    z-index: 0;
}

.brand-logo {
    max-width: 130px; /* Ajusta según tu logo */
    margin-bottom: 25px;
    filter: drop-shadow(0 3px 5px rgba(0,0,0,0.4));
    position: relative; /* Para que esté sobre el ::before */
    z-index: 1;
}

.biblio-brand-panel h1 {
    font-size: 2.8rem; /* Usará SITE_NAME */
    font-weight: 700;
    margin: 0 0 15px 0;
    color: var(--color-gold-light);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    position: relative; /* Para que esté sobre el ::before */
    z-index: 1;
}

.biblio-brand-panel .tagline {
    font-size: 1.15rem;
    font-weight: 300;
    opacity: 0.9;
    color: var(--color-gold-pale);
    position: relative; /* Para que esté sobre el ::before */
    z-index: 1;
}

/* Form Panel (Right Side) */
.biblio-form-panel {
    flex-basis: 60%;
    padding: 40px 50px; /* Mas padding */
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-neutral-light); /* Un crema/beige muy claro */
}

.form-panel-header {
    text-align: center;
    margin-bottom: 25px;
}

.form-panel-header h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-gold-dark);
    margin: 0 0 8px 0;
}

.form-panel-header p {
    font-size: 1rem;
    color: var(--color-neutral-medium);
    margin: 0;
}

/* Alerts */
.biblio-alert {
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    font-size: 0.95rem;
    border: 1px solid transparent;
}
.biblio-alert i {
    margin-right: 12px;
    font-size: 1.3em;
}
.biblio-alert-error {
    background-color: #FFEBEB; 
    color: var(--color-error);
    border-color: var(--color-error);
}
.biblio-alert-success {
    background-color: #EBFFEC;
    color: var(--color-success);
    border-color: var(--color-success);
}
.biblio-alert a {
    color: inherit;
    font-weight: 600;
    text-decoration: underline;
}

/* Form Styling */
.biblio-form .form-group {
    margin-bottom: 22px;
    position: relative;
}

.biblio-form label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-neutral-dark);
    margin-bottom: 8px;
}
.biblio-form label i.fa-label-icon { /* Clase específica para iconos en label */
    margin-right: 8px;
    color: var(--color-gold-medium);
    width: 20px; /* Alineación */
    text-align: center;
}

.biblio-form input[type="text"],
.biblio-form input[type="email"],
.biblio-form input[type="password"],
.biblio-form input[type="tel"] {
    width: 100%;
    padding: 12px 18px;
    border: 1px solid #DDCAB5; /* Borde con tinte dorado/marron claro */
    border-radius: var(--border-radius);
    box-sizing: border-box;
    font-size: 1rem;
    color: var(--color-neutral-darkest);
    background-color: var(--color-neutral-lightest);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.biblio-form input[type="text"]:focus,
.biblio-form input[type="email"]:focus,
.biblio-form input[type="password"]:focus,
.biblio-form input[type="tel"]:focus {
    border-color: var(--color-gold-medium);
    box-shadow: 0 0 0 3px rgba(218, 165, 32, 0.15);
    outline: none;
}

/* Form Actions (Buttons) */
.biblio-form-actions {
    margin-top: 30px;
}
.biblio-form-actions.flex-between { /* Para login con forgot password link */
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.biblio-btn {
    padding: 14px 35px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    display: block; /* Botones por defecto ocupan todo el ancho */
    width: 100%;
    text-align: center;
}

.biblio-btn-primary {
    background-color: var(--color-gold-medium);
    background-image: linear-gradient(to right, var(--color-gold-dark) 0%, var(--color-gold-medium) 50%, var(--color-gold-light) 100%);
    background-size: 250% auto;
    color: var(--color-neutral-lightest);
    text-shadow: 1px 1px 1px rgba(0,0,0,0.2);
}
.biblio-btn-primary:hover,
.biblio-btn-primary:focus {
    background-position: right center;
    box-shadow: 0 5px 15px rgba(218, 165, 32, 0.3);
}
.biblio-form-actions.flex-between .biblio-btn-primary {
    width: auto; /* El botón no ocupa todo el ancho si está en flex */
}


/* Form Footer (Links like register, back to login) */
.biblio-form-footer {
    text-align: center;
    margin-top: 30px;
    font-size: 0.95rem;
}
.biblio-form-footer p {
    margin: 0;
    color: var(--color-neutral-medium);
}
.biblio-form-footer a {
    color: var(--color-gold-dark);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}
.biblio-form-footer a:hover {
    color: var(--color-gold-medium);
    text-decoration: underline;
}

/* Forgot password link in login form */
.forgot-password-link {
    font-size: 0.9rem;
    color: var(--color-neutral-medium);
    text-decoration: none;
    transition: color 0.3s ease;
}
.forgot-password-link:hover {
    color: var(--color-gold-dark);
    text-decoration: underline;
}

/* Register Form Specifics */
.biblio-form .auth-section {
    margin-bottom: 25px;
    padding: 25px;
    border: 1px solid #E8DBCB; /* Borde suave */
    border-radius: var(--border-radius);
    background-color: var(--color-neutral-lightest); /* Fondo ligeramente distinto para las secciones */
    box-shadow: var(--shadow-soft);
}
.biblio-form .auth-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-gold-dark);
    margin: -25px -25px 20px -25px;
    padding: 15px 25px;
    background-color: var(--color-gold-pale); /* Fondo dorado pálido para títulos de sección */
    border-top-left-radius: var(--border-radius);
    border-top-right-radius: var(--border-radius);
    border-bottom: 1px solid #E8DBCB;
}
.biblio-form .auth-section h4 i {
    margin-right: 10px;
}

.biblio-form .row {
    display: flex;
    gap: 20px;
}
.biblio-form .col {
    flex: 1;
}

/* Responsive adjustments */
@media (max-width: 950px) { /* Paneles se apilan */
    .biblio-auth-wrapper {
        flex-direction: column;
        min-height: auto;
        max-width: 550px; 
    }
    .biblio-brand-panel {
        flex-basis: auto;
        min-height: 250px;
        padding: 30px 20px;
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
        border-top-left-radius: var(--border-radius-large);
        border-top-right-radius: var(--border-radius-large);
    }
    .biblio-brand-panel h1 {
        font-size: 2.2rem;
    }
    .brand-logo {
        max-width: 100px;
    }
    .biblio-form-panel {
        flex-basis: auto;
        padding: 30px 35px;
        border-top-left-radius: 0;
        border-top-right-radius: 0;
        border-bottom-left-radius: var(--border-radius-large);
        border-bottom-right-radius: var(--border-radius-large);
    }
    .form-panel-header h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 600px) {
    body {
        padding: 0;
    }
    .biblio-auth-wrapper {
        border-radius: 0;
        min-height: 100vh;
        width: 100%;
        max-width: none;
    }
    .biblio-brand-panel, .biblio-form-panel {
        border-radius: 0 !important; /* Sobrescribir radios para full screen */
    }
    .biblio-brand-panel {
        padding: 25px 15px;
        min-height: 200px;
    }
    .biblio-form-panel {
        padding: 30px 25px;
    }
    .biblio-btn {
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    .biblio-form .row {
        flex-direction: column;
        gap: 0; /* Se gestiona con margin-bottom de form-group */
    }
    .biblio-form-actions.flex-between {
        flex-direction: column;
        gap: 15px;
    }
    .biblio-form-actions.flex-between .biblio-btn-primary,
    .forgot-password-link {
        width: 100%;
        text-align: center;
    }
}