/* Variables de Identidad Visual (FCQ - UNC) */
:root {
    --azul-fcq: #005b82;
    --azul-dark: #004664;
    --amarillo-oro: #d4a314;
    --gris-fondo: #f4f6f8;
    --gris-borde: #dcdfe3;
    --texto-dark: #2c3e50;
    --texto-mutado: #7f8c8d;
    --blanco: #ffffff;
    --rojo-error: #e74c3c;
    --verde-exito: #2ecc71;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

body {
    background-color: var(--gris-fondo);
    color: var(--texto-dark);
}

/* Header */
.fui-header {
    background-color: var(--blanco);
    border-bottom: 2px solid var(--gris-borde);
    padding: 15px 30px;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-text {
    font-size: 1.2rem;
    color: var(--azul-fcq);
}

.brand-text strong {
    font-size: 1.6rem;
}

.unc-text {
    font-weight: bold;
    text-transform: uppercase;
    text-align: right;
    color: #555;
}

.unc-text small {
    display: block;
    font-size: 0.7rem;
    text-transform: none;
    color: var(--texto-mutado);
}

/* Layout Principal */
.fui-main-container {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 30px;
}

/* Columna Izquierda: Cursos */
.courses-section {
    background-color: var(--blanco);
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--gris-fondo);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.section-header h2 {
    color: var(--azul-fcq);
    font-size: 1.4rem;
}

.search-bar-container {
    position: relative;
    width: 350px;
}

.search-bar-container input {
    width: 100%;
    padding: 10px 15px 10px 40px;
    border: 1px solid var(--gris-borde);
    border-radius: 20px;
    outline: none;
    font-size: 0.9rem;
}

.search-bar-container input:focus {
    border-color: var(--azul-fcq);
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--texto-mutated);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

/* Tarjetas de Cursos */
.course-card {
    border: 1px solid var(--gris-borde);
    border-radius: 6px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    background-color: var(--blanco);
    transition: transform 0.2s, box-shadow 0.2s;
}

.course-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.badge {
    align-self: flex-start;
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: bold;
    margin-bottom: 12px;
}

.badge-open {
    background-color: #e8f8f5;
    color: #1abc9c;
}

.badge-closed {
    background-color: #fef9e7;
    color: #f39c12;
}

.course-title {
    font-size: 1.1rem;
    color: var(--azul-fcq);
    margin-bottom: 15px;
    line-height: 1.4;
    flex-grow: 1;
}

.course-info {
    font-size: 0.9rem;
    color: var(--texto-dark);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-info i {
    color: var(--texto-mutado);
}

.btn-course-action {
    margin-top: 15px;
    background-color: var(--blanco);
    border: 1px solid var(--azul-fcq);
    color: var(--azul-fcq);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
}

.btn-course-action:hover {
    background-color: var(--azul-fcq);
    color: var(--blanco);
}

/* Columna Derecha: Sidebar de Autenticación */
.auth-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.auth-card {
    background-color: var(--blanco);
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border-top: 4px solid var(--azul-fcq);
}

.auth-card-header {
    text-align: center;
    margin-bottom: 25px;
}

.header-icon {
    font-size: 2.5rem;
    color: var(--azul-fcq);
    margin-bottom: 10px;
}

.header-icon-accent {
    font-size: 2.5rem;
    color: var(--amarillo-oro);
    margin-bottom: 10px;
}

.auth-card-header h3 {
    font-size: 1.2rem;
    color: var(--texto-dark);
}

.auth-card-subtitle {
    font-size: 0.85rem;
    color: var(--texto-mutado);
    margin-top: 5px;
}

/* Formulario */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: bold;
    margin-bottom: 6px;
    color: var(--texto-dark);
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gris-borde);
    border-radius: 4px;
    outline: none;
    font-size: 0.95rem;
}

.form-group input:focus {
    border-color: var(--azul-fcq);
}

.btn-fui-submit {
    width: 100%;
    background-color: var(--azul-fcq);
    color: var(--blanco);
    border: none;
    padding: 14px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.btn-fui-submit:hover {
    background-color: var(--azul-dark);
}

.auth-secondary-links {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    border-top: 1px solid var(--gris-fondo);
    padding-top: 15px;
}

.link-fui {
    font-size: 0.8rem;
    color: var(--azul-fcq);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

.link-fui:hover {
    text-decoration: underline;
}

/* Bloque Selección de Rol Dinámico */
.role-buttons-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.btn-fui-role {
    width: 100%;
    background-color: var(--azul-fcq);
    color: var(--blanco);
    border: none;
    padding: 14px 20px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: left;
    transition: background 0.2s;
}

.btn-fui-role i {
    font-size: 1.4rem;
    color: var(--amarillo-oro); /* Estilo de los iconos dorados del original */
}

.btn-fui-role:hover {
    background-color: var(--azul-dark);
}

.btn-fui-back {
    width: 100%;
    background: transparent;
    border: 1px solid var(--gris-borde);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
    color: var(--texto-mutado);
    font-size: 0.85rem;
}

.btn-fui-back:hover {
    background-color: var(--gris-fondo);
    color: var(--texto-dark);
}

/* Botones Inferiores de Soporte (Estilo Imagen del Prompt) */
.support-buttons-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-support-block {
    background-color: var(--azul-fcq);
    color: var(--blanco);
    text-decoration: none;
    padding: 15px 20px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.9rem;
    font-weight: bold;
    transition: background 0.2s;
}

.btn-support-block:hover {
    background-color: var(--azul-dark);
}

.icon-gold {
    color: var(--amarillo-oro);
    font-size: 1.3rem;
}

/* Alertas */
.alert {
    padding: 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-danger {
    background-color: #fdebd0;
    color: #b7950b;
    border: 1px solid #f9e79f;
    color: var(--rojo-error);
    background-color: #fdedec;
    border: 1px solid #fadbd8;
}

/* Responsive / Adaptabilidad a Celulares */
@media (max-width: 900px) {
    .fui-main-container {
        grid-template-columns: 1fr;
    }
    .header-container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    .search-bar-container {
        width: 100%;
        margin-top: 10px;
    }
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
}