:root {
    /* Paleta Institucional */
    --color-azul-info: #0b3559;
    --color-azul-claro: #155287;
    --color-verde-teal: #00796b;
    --color-naranja: #ff8f00;
    --color-rojo: #c62828;
    --transicion-suave: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);

    /* Variables de Tema Claro */
    --bg-body: #f4f7fa;
    --bg-superficie: #ffffff;
    --bg-sidebar: #0b3559;
    --sidebar-text: #e2e8f0;
    --sidebar-hover: rgba(255, 255, 255, 0.1);
    --sidebar-active: #ff8f00;
    --texto-principal: #1e293b;
    --texto-secundario: #64748b;
    --borde-suave: rgba(11, 53, 89, 0.1);
    --sombra-card: 0 4px 20px rgba(11, 53, 89, 0.06);
    --sidebar-width: 260px;
    --topbar-height: 70px;
}

[data-bs-theme="dark"] {
    --bg-body: #071320;
    --bg-superficie: #0f2338;
    --bg-sidebar: #061524;
    --sidebar-text: #cbd5e1;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-active: #ff8f00;
    --texto-principal: #f1f5f9;
    --texto-secundario: #94a3b8;
    --borde-suave: rgba(255, 255, 255, 0.1);
    --sombra-card: 0 6px 24px rgba(0, 0, 0, 0.4);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-body);
    color: var(--texto-principal);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transicion-suave);
    overflow-x: hidden;
}

/* Material Icons Helper */
.material-icons {
    font-family: 'Material Icons';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
    vertical-align: middle;
}

/* Wrapper Global */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    width: 100%;
}

/* ==========================================================================
   SIDEBAR (Menú Lateral con Links y Hamburguesa)
   ========================================================================== */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
    transition: var(--transicion-suave);
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-naranja), var(--color-verde-teal), var(--color-azul-claro));
}

.sidebar-header {
    padding: 1.25rem 1.25rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.3px;
}

.sidebar-brand-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--color-naranja), #ffb300);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sidebar-menu {
    list-style: none;
    padding: 1rem 0.75rem;
    margin: 0;
    flex: 1;
}

.sidebar-menu .menu-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.45);
    padding: 0.75rem 0.75rem 0.35rem;
    font-weight: 600;
}

.sidebar-menu .nav-item,
.sidebar-menu .has-submenu {
    margin-bottom: 0.35rem;
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    position: relative !important;
    float: none !important;
}

.sidebar-menu .nav-item > .sidebar-link {
    width: 100% !important;
    box-sizing: border-box !important;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.9rem;
    color: var(--sidebar-text);
    text-decoration: none;
    border-radius: 10px;
    font-weight: 500;
    font-size: 0.93rem;
    transition: var(--transicion-suave);
    position: relative;
    cursor: pointer;
}

.sidebar-link .material-icons {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transicion-suave);
}

.sidebar-link:hover {
    background-color: var(--sidebar-hover);
    color: #ffffff;
    transform: translateX(4px);
}

.sidebar-link:hover .material-icons {
    color: var(--color-naranja);
}

.sidebar-link.active {
    background-color: rgba(255, 143, 0, 0.18);
    color: #ffffff;
    font-weight: 600;
}

.sidebar-link.active .material-icons {
    color: var(--color-naranja);
}

.sidebar-link.active::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    bottom: 20%;
    width: 4px;
    border-radius: 4px 0 0 4px;
    background-color: var(--color-naranja);
}

/* Sección Inferior del Sidebar */
.sidebar-bottom {
    padding: 1rem 0.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.12);
}

/* ==========================================================================
   SUBMENÚ DEL SIDEBAR (Registro: Estudiantil, Docente, Administrativo)
   ========================================================================== */
.sidebar-submenu {
    list-style: none !important;
    margin: 0.35rem 0.25rem 0.5rem 0.5rem !important;
    padding: 0.35rem 0.4rem !important;
    background: rgba(0, 0, 0, 0.32) !important;
    border-left: 3px solid var(--color-naranja) !important;
    border-radius: 0 10px 10px 0 !important;
    display: none;
    width: calc(100% - 0.75rem) !important;
    box-sizing: border-box !important;
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.2) !important;
}

.sidebar-submenu.show {
    display: flex !important;
    flex-direction: column !important;
    animation: fadeInSubmenu 0.22s ease-out;
}

.sidebar-submenu > li {
    width: 100% !important;
    display: block !important;
    list-style: none !important;
}

@keyframes fadeInSubmenu {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sidebar-sublink {
    display: flex !important;
    align-items: center !important;
    gap: 0.7rem !important;
    padding: 0.55rem 0.75rem !important;
    color: #f8fafc !important;
    text-decoration: none !important;
    border-radius: 8px !important;
    font-size: 0.88rem !important;
    font-weight: 500 !important;
    transition: var(--transicion-suave) !important;
    cursor: pointer !important;
    margin-bottom: 0.25rem !important;
    background: transparent !important;
    line-height: 1.2 !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.sidebar-sublink .material-icons {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transicion-suave);
}

.sidebar-sublink:hover {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.sidebar-sublink:hover .material-icons {
    color: var(--color-naranja);
}

.sidebar-sublink.active {
    color: #ffffff !important;
    background: linear-gradient(90deg, rgba(255, 143, 0, 0.38), rgba(255, 143, 0, 0.15));
    font-weight: 600;
    border-left: 3px solid var(--color-naranja);
}

.sidebar-sublink.active .material-icons {
    color: var(--color-naranja);
}

.submenu-arrow {
    transition: transform 0.25s ease;
}

.has-submenu.open .submenu-arrow {
    transform: rotate(180deg);
}

/* ==========================================================================
   ESTILOS DE PASOS DE REGISTRO Y ALINEACIÓN DE FORMULARIOS
   ========================================================================== */
.card-header {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.65rem !important;
}

.step-number {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 50%;
    background-color: var(--color-azul-info);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
}

[data-bs-theme="dark"] .step-number {
    background-color: var(--color-azul-claro);
    color: #ffffff;
}

/* Selector estilizado compatible con Bootstrap 6 Alpha y modo oscuro */
.form-select {
    display: block !important;
    width: 100% !important;
    height: 44px !important;
    min-height: 44px !important;
    padding: 0.5rem 2.25rem 0.5rem 0.85rem !important;
    font-family: inherit !important;
    font-size: 0.95rem !important;
    font-weight: 400 !important;
    line-height: 1.5 !important;
    color: var(--texto-principal) !important;
    background-color: var(--bg-superficie) !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%230b3559' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right 0.85rem center !important;
    background-size: 16px 12px !important;
    border: 1px solid var(--borde-suave) !important;
    border-radius: 8px !important;
    outline: none !important;
    box-shadow: none !important;
    box-sizing: border-box !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    cursor: pointer;
    transition: var(--transicion-suave);
}

.form-select:focus {
    border-color: var(--color-azul-claro) !important;
    box-shadow: 0 0 0 3px rgba(11, 53, 89, 0.15) !important;
}

[data-bs-theme="dark"] .form-select {
    background-color: var(--bg-superficie) !important;
    color: var(--texto-principal) !important;
    border-color: var(--borde-suave) !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
}

[data-bs-theme="dark"] .form-select:focus {
    border-color: var(--color-naranja) !important;
    box-shadow: 0 0 0 3px rgba(255, 143, 0, 0.2) !important;
}

/* Caja de Trayecto Correspondiente con alineación exacta */
#boxTrayectoInfo {
    width: 100% !important;
    height: 44px !important;
    min-height: 44px !important;
    padding: 0.5rem 0.85rem !important;
    font-size: 0.95rem !important;
    border-radius: 8px !important;
    border: 1px solid var(--borde-suave) !important;
    background-color: var(--bg-body) !important;
    color: var(--texto-principal) !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.6rem !important;
    box-sizing: border-box !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

[data-bs-theme="dark"] #boxTrayectoInfo {
    background-color: rgba(255, 255, 255, 0.05) !important;
    border-color: var(--borde-suave) !important;
    color: var(--texto-principal) !important;
}

/* Alineación de etiquetas y textos de ayuda en pasos de registro */
#area-registro-estudiantil .form-label {
    min-height: 24px;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 0.5rem !important;
}

#area-registro-estudiantil .form-text {
    min-height: 20px;
    margin-top: 0.4rem !important;
    line-height: 1.4 !important;
}


/* ==========================================================================
   ÁREA DE CONTENIDO PRINCIPAL & NAVBAR
   ========================================================================== */
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: var(--transicion-suave);
    background-color: var(--bg-body);
}

/* Topbar Superior */
.topbar {
    height: var(--topbar-height);
    background-color: var(--bg-superficie);
    border-bottom: 1px solid var(--borde-suave);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1020;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    transition: var(--transicion-suave);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-hamburger {
    background: none;
    border: none;
    color: var(--texto-principal);
    cursor: pointer;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transicion-suave);
}

.btn-hamburger:hover {
    background-color: var(--borde-suave);
    color: var(--color-naranja);
}

.topbar-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--color-azul-info);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

[data-bs-theme="dark"] .topbar-title {
    color: #ffffff;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.topbar-btn {
    background-color: transparent;
    border: 1px solid var(--borde-suave);
    color: var(--texto-principal);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transicion-suave);
    position: relative;
    text-decoration: none;
}

.topbar-btn:hover {
    background-color: var(--color-naranja);
    color: #ffffff;
    border-color: var(--color-naranja);
    transform: translateY(-2px);
}

/* User Dropdown */
.dropdown {
    position: relative;
}

.dropdown-user-btn {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.35rem 0.75rem;
    border-radius: 30px;
    border: 1px solid var(--borde-suave);
    background-color: var(--bg-superficie);
    color: var(--texto-principal);
    text-decoration: none;
    transition: var(--transicion-suave);
    cursor: pointer;
}

.dropdown-user-btn:hover {
    border-color: var(--color-azul-claro);
    box-shadow: 0 4px 12px rgba(11, 53, 89, 0.08);
}

.user-avatar-circle {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-azul-info), var(--color-azul-claro));
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.user-meta {
    text-align: left;
    line-height: 1.2;
}

.user-meta .user-name {
    font-size: 0.88rem;
    font-weight: 600;
    display: block;
}

.user-meta .user-role {
    font-size: 0.75rem;
    color: var(--texto-secundario);
}

.dropdown-menu {
    display: none;
    position: absolute !important;
    top: calc(100% + 10px) !important;
    right: 0 !important;
    left: auto !important;
    transform: none !important;
    min-width: 260px;
    border-radius: 14px;
    border: 1px solid var(--borde-suave);
    background-color: var(--bg-superficie);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18);
    padding: 0.5rem;
    margin: 0 !important;
    list-style: none !important;
    z-index: 1060 !important;
}

.dropdown-menu.show {
    display: block !important;
    animation: fadeInDropdown 0.2s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

@keyframes fadeInDropdown {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-menu li {
    list-style: none !important;
    margin: 0;
    padding: 0;
}

.badge-docente-menu {
    background: linear-gradient(135deg, var(--color-azul-info) 0%, var(--color-azul-claro) 100%) !important;
    color: #ffffff !important;
    border: 1px solid rgba(255, 143, 0, 0.45);
    box-shadow: 0 2px 8px rgba(11, 53, 89, 0.2);
    font-weight: 600;
}

[data-bs-theme="dark"] .badge-docente-menu {
    background: linear-gradient(135deg, #155287 0%, #0b3559 100%) !important;
    border-color: rgba(255, 143, 0, 0.6);
}

.dropdown-item {
    border-radius: 8px;
    padding: 0.55rem 0.85rem;
    font-size: 0.9rem;
    color: var(--texto-principal);
    display: flex;
    align-items: center;
    gap: 0.65rem;
    transition: var(--transicion-suave);
    text-decoration: none !important;
}

.dropdown-item:hover,
.dropdown-item:focus,
.dropdown-item:active,
.dropdown-item:visited {
    text-decoration: none !important;
}

.dropdown-item * {
    text-decoration: none !important;
}

.dropdown-item:hover {
    background-color: var(--borde-suave);
    color: var(--color-azul-info);
}

[data-bs-theme="dark"] .dropdown-item:hover {
    color: var(--color-naranja);
}

.dropdown-item.text-danger:hover {
    background-color: rgba(198, 40, 40, 0.1);
    color: var(--color-rojo) !important;
}

/* ==========================================================================
   SECCIÓN <main> Y SECCIÓN LLAMADA "contenido"
   ========================================================================== */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.seccion-contenido {
    flex: 1;
    padding: 1.75rem;
    width: 100%;
}

.area-vista {
    display: none;
    animation: fadeInView 0.35s ease forwards;
}

.area-vista.active {
    display: block;
}

@keyframes fadeInView {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tarjetas y Componentes del Dashboard */
.dash-card {
    background-color: var(--bg-superficie);
    border: 1px solid var(--borde-suave);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--sombra-card);
    transition: var(--transicion-suave);
    position: relative;
    overflow: hidden;
    height: 100%;
}

.dash-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 28px rgba(11, 53, 89, 0.12);
}

.dash-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.dash-stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
}

.stat-icon-azul {
    background: rgba(11, 53, 89, 0.12);
    color: var(--color-azul-info);
}

.stat-icon-teal {
    background: rgba(0, 121, 107, 0.12);
    color: var(--color-verde-teal);
}

.stat-icon-naranja {
    background: rgba(255, 143, 0, 0.15);
    color: var(--color-naranja);
}

.stat-icon-rojo {
    background: rgba(198, 40, 40, 0.12);
    color: var(--color-rojo);
}

[data-bs-theme="dark"] .stat-icon-azul {
    background: rgba(21, 82, 135, 0.35);
    color: #60a5fa;
}

[data-bs-theme="dark"] .stat-icon-teal {
    background: rgba(0, 121, 107, 0.35);
    color: #2dd4bf;
}

[data-bs-theme="dark"] .stat-icon-naranja {
    background: rgba(255, 143, 0, 0.35);
    color: #fbbf24;
}

[data-bs-theme="dark"] .stat-icon-rojo {
    background: rgba(198, 40, 40, 0.35);
    color: #f87171;
}

/* Banner de Bienvenida */
.welcome-banner {
    background: linear-gradient(135deg, var(--color-azul-info) 0%, var(--color-azul-claro) 60%, var(--color-verde-teal) 100%);
    color: #ffffff;
    border-radius: 20px;
    padding: 2.2rem 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(11, 53, 89, 0.25);
    margin-bottom: 2rem;
}

.welcome-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-naranja), var(--color-verde-teal), var(--color-rojo));
}

/* Ficha de Perfil */
.profile-card-header {
    background: linear-gradient(135deg, var(--color-azul-info), var(--color-azul-claro));
    color: #ffffff;
    padding: 2.5rem 1.5rem;
    text-align: center;
    border-radius: 16px 16px 0 0;
    position: relative;
}

.profile-avatar-large {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: #ffffff;
    color: var(--color-azul-info);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 4px solid rgba(255, 255, 255, 0.35);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
    margin-bottom: 1rem;
}

.profile-avatar-large .material-icons {
    font-size: 50px;
}

.profile-field-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--texto-secundario);
    letter-spacing: 0.5px;
}

.profile-field-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--texto-principal);
}

.badge-seccion {
    background: linear-gradient(135deg, var(--color-naranja), #ffb300);
    color: #ffffff;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

/* Tablas */
.table-custom {
    color: var(--texto-principal);
    background-color: var(--bg-superficie);
    border-color: var(--borde-suave);
}

.table-custom th {
    background-color: var(--bg-body);
    color: var(--texto-secundario);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--borde-suave);
    padding: 0.85rem;
}

.table-custom td {
    padding: 0.85rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--borde-suave);
}

/* ==========================================================================
   PIE DE PÁGINA (Footer)
   ========================================================================== */
.dashboard-footer {
    background-color: var(--bg-superficie);
    border-top: 1px solid var(--borde-suave);
    color: var(--texto-secundario);
    padding: 1.25rem 1.75rem;
    text-align: center;
    font-size: 0.88rem;
    transition: var(--transicion-suave);
    margin-top: auto;
}

/* ==========================================================================
   ESTADOS RESPONSIVOS & HAMBURGUESA
   ========================================================================== */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1025;
}

/* Menú Colapsado en Desktop */
body.sidebar-collapsed .sidebar {
    width: 80px;
}

/* Ocultar únicamente las etiquetas de texto, categorías y flechas; MANTENER TODOS LOS ICONOS VISIBLES */
body.sidebar-collapsed .sidebar-brand-text,
body.sidebar-collapsed .sidebar-link-text,
body.sidebar-collapsed .sidebar-sublink-text,
body.sidebar-collapsed .sidebar .menu-category,
body.sidebar-collapsed .submenu-arrow {
    display: none !important;
}

body.sidebar-collapsed .sidebar .sidebar-header {
    padding: 1.25rem 0.5rem 1rem;
    justify-content: center;
}

body.sidebar-collapsed .sidebar .sidebar-brand {
    justify-content: center;
    width: 100%;
}

body.sidebar-collapsed .sidebar .sidebar-brand-icon {
    margin: 0 auto;
}

body.sidebar-collapsed .sidebar .sidebar-link {
    justify-content: center !important;
    padding: 0.75rem 0.5rem !important;
    gap: 0 !important;
    text-align: center;
}

body.sidebar-collapsed .sidebar .sidebar-link .material-icons {
    font-size: 24px !important;
    margin: 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* SUBMENÚ COLAPSADO: MOSTRAR ÍCONOS DE SUB-MENÚS CENTRADOS */
body.sidebar-collapsed .sidebar .sidebar-submenu {
    margin: 0.25rem auto 0.5rem auto !important;
    padding: 0.35rem 0.2rem !important;
    width: 58px !important;
    border-left: none !important;
    border-radius: 8px !important;
    background: rgba(0, 0, 0, 0.28) !important;
    display: none;
    box-sizing: border-box !important;
}

body.sidebar-collapsed .sidebar .sidebar-submenu.show {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}

body.sidebar-collapsed .sidebar .sidebar-sublink {
    justify-content: center !important;
    padding: 0.45rem 0 !important;
    width: 100% !important;
    gap: 0 !important;
    text-align: center;
}

body.sidebar-collapsed .sidebar .sidebar-sublink .material-icons {
    font-size: 20px !important;
    margin: 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

body.sidebar-collapsed .main-wrapper {
    margin-left: 80px;
}

/* Menú en Móvil (< 992px) */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }

    body.sidebar-open .sidebar {
        transform: translateX(0);
    }

    body.sidebar-open .sidebar-overlay {
        display: block;
    }

    .main-wrapper {
        margin-left: 0 !important;
    }

    .user-meta {
        display: none;
    }
}

/* ==========================================================================
   UTILIDADES GRID RESPONSIVO (Soporte Breakpoints para Bootstrap 6 Alpha)
   ========================================================================== */
.row {
    display: flex !important;
    flex-wrap: wrap !important;
    margin-right: -0.75rem;
    margin-left: -0.75rem;
}

.row > * {
    flex-shrink: 0;
    width: 100%;
    max-width: 100%;
    padding-right: 0.75rem;
    padding-left: 0.75rem;
    box-sizing: border-box;
}

.row.g-3 {
    margin-right: -0.5rem;
    margin-left: -0.5rem;
}
.row.g-3 > * {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
    margin-bottom: 1rem;
}

.row.g-4 {
    margin-right: -0.75rem;
    margin-left: -0.75rem;
}
.row.g-4 > * {
    padding-right: 0.75rem;
    padding-left: 0.75rem;
    margin-bottom: 1.25rem;
}

/* Dispositivos Móviles: 1 Columna (100% de ancho) */
.col-12 {
    flex: 0 0 auto !important;
    width: 100% !important;
    max-width: 100% !important;
}

/* Pantallas Medias en Adelante (>= 768px): 2 Columnas exactas */
@media (min-width: 768px) {
    .col-md-6 {
        flex: 0 0 auto !important;
        width: 50% !important;
        max-width: 50% !important;
    }
    .col-md-4 {
        flex: 0 0 auto !important;
        width: 33.33333333% !important;
        max-width: 33.33333333% !important;
    }
    .col-md-8 {
        flex: 0 0 auto !important;
        width: 66.66666667% !important;
        max-width: 66.66666667% !important;
    }
}

@media (min-width: 992px) {
    .col-lg-6 {
        flex: 0 0 auto !important;
        width: 50% !important;
        max-width: 50% !important;
    }
    .col-lg-4 {
        flex: 0 0 auto !important;
        width: 33.33333333% !important;
        max-width: 33.33333333% !important;
    }
    .col-lg-8 {
        flex: 0 0 auto !important;
        width: 66.66666667% !important;
        max-width: 66.66666667% !important;
    }
}

@media (min-width: 1200px) {
    .col-xl-3 {
        flex: 0 0 auto !important;
        width: 25% !important;
        max-width: 25% !important;
    }
}

/* ==========================================================================
   GRID DEL FORMULARIO DE REGISTRO
   - Dispositivos Móviles: 1 Columna (layout vertical existente)
   - Pantallas Medias en Adelante (>= 768px): 2 Columnas exactas:
     * Cédula | Primer Nombre
     * Segundo Nombre | Primer Apellido
     * Segundo Apellido | Correo
     * Teléfono | PIN
   ========================================================================== */
.form-registro-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
    margin: 0 !important;
}

.form-registro-grid > div {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    box-sizing: border-box !important;
}

@media (min-width: 768px) {
    .form-registro-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        column-gap: 1.5rem !important;
        row-gap: 1.25rem !important;
    }
}

.form-registro-grid > .col-acciones {
    grid-column: 1 / -1 !important;
}