:root {
    --color-primario: #238ca0; /* Turquesa corporativo con matiz azul */
    --color-primario-rgb: 35, 140, 160;
    --color-secundario: #6c757d; /* Gris neutro */
    --color-secundario-rgb: 108, 117, 125;
    --color-acento: #f57c00; /* Naranja acento */
    --color-acento-rgb: 245, 124, 0;
    --color-fondo: #f4f6f9; /* Fondo claro */
    --color-fondo-rgb: 244, 246, 249;
    --sirun-surface: #ffffff;
    --sirun-surface-muted: #eef3f7;
    --sirun-border: #d9e2ec;
    --sirun-text: #263238;
    --sirun-text-muted: #5d6975;
    --sirun-input-bg: #ffffff;
    --sirun-input-text: #263238;
}

[data-sirun-theme="dark"] {
    --color-primario: #19727f;
    --color-primario-rgb: 25, 114, 127;
    --color-secundario: #3e4a54;
    --color-secundario-rgb: 62, 74, 84;
    --color-fondo: #121820;
    --color-fondo-rgb: 18, 24, 32;
    --sirun-surface: #1b2430;
    --sirun-surface-muted: #243140;
    --sirun-border: #344454;
    --sirun-text: #edf3f7;
    --sirun-text-muted: #b6c3cf;
    --sirun-input-bg: #141c25;
    --sirun-input-text: #f3f7fa;
}

/* ===== Colores principales ===== */
.primario {
    background-color: var(--color-primario) !important;
    color: #fff !important;
}

.texto-primario {
    color: var(--color-primario) !important;
}

/* ===== Botones ===== */
.boton {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-weight: 500;
    text-align: center;
    border-radius: 0.25rem;
    background-color: var(--color-primario) !important;
    border: 1px solid var(--color-primario) !important;
    color: #fff !important;
    cursor: pointer;
}

    .boton:hover {
        background-color: #1f7a74 !important;
        border-color: #1f7a74 !important;
    }

[data-sirun-theme="dark"] .btn-outline-primary {
    border-color: #8ee6a5 !important;
    color: #8ee6a5 !important;
}

[data-sirun-theme="dark"] .btn-outline-primary:hover,
[data-sirun-theme="dark"] .btn-outline-primary:focus {
    background-color: rgba(142, 230, 165, 0.14) !important;
    border-color: #a7f0b8 !important;
    color: #a7f0b8 !important;
}


/* ===== Colores secundarios ===== */
.secundario {
    background-color: var(--color-secundario) !important;
    color: #fff !important;
}

.texto-secundario {
    color: var(--color-secundario) !important;
}

/* ===== Color acento ===== */
.acento {
    background-color: var(--color-acento) !important;
    color: #fff !important;
}

.boton-acento {
    background-color: var(--color-acento) !important;
    border-color: var(--color-acento) !important;
    color: #fff !important;
}

    .boton-acento:hover {
        background-color: #e56e00 !important;
        border-color: #e56e00 !important;
    }

/* ===== Fondo general y layout ===== */
body {
    background-color: var(--color-fondo);
    color: var(--sirun-text);
    margin-left: 0;
}

.bg-white {
    background-color: var(--sirun-surface) !important;
}

.border {
    border-color: var(--sirun-border) !important;
}

.text-muted {
    color: var(--sirun-text-muted) !important;
}

.form-label,
.form-check-label,
h1, h2, h3, h4, h5, h6,
p,
td,
th {
    color: var(--sirun-text);
}

.form-control,
.form-select {
    background-color: var(--sirun-input-bg);
    border-color: var(--sirun-border);
    color: var(--sirun-input-text);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--sirun-input-bg);
    color: var(--sirun-input-text);
}

.form-control::placeholder,
textarea::placeholder {
    color: var(--sirun-text-muted);
}

.sirun-required {
    color: #dc3545;
    font-weight: 700;
    margin-left: 2px;
}

.sirun-admin-layout {
    --sirun-admin-sidebar-width: 250px;
    --sirun-admin-sidebar-collapsed-width: 72px;
}

.sirun-admin-layout.sirun-admin-collapsed {
    --sirun-admin-sidebar-width: var(--sirun-admin-sidebar-collapsed-width);
}

.sirun-admin-layout .sirun-admin-sidebar {
    width: var(--sirun-admin-sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1030;
    overflow-x: hidden;
    transition: width .2s ease;
}

.sirun-admin-layout .sirun-admin-sidebar-head {
    display: grid;
    grid-template-columns: 36px 1fr;
    align-items: center;
    gap: .5rem;
}

.sirun-admin-layout .sirun-admin-sidebar-toggle {
    font-size: 1.45rem;
    line-height: 1;
    padding: .25rem;
    text-decoration: none;
}

.sirun-admin-layout .sirun-admin-sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: .75rem;
    white-space: nowrap;
}

.sirun-admin-layout .sirun-admin-sidebar .nav-link i {
    flex: 0 0 1.25rem;
    font-size: 1.15rem;
    text-align: center;
}

.sirun-admin-layout .sirun-page-shell {
    margin-left: var(--sirun-admin-sidebar-width);
    width: auto;
    transition: margin-left .2s ease;
}

.sirun-admin-layout .sirun-admin-content {
    max-width: none;
    padding-left: clamp(1.25rem, 2vw, 3rem);
    padding-right: clamp(1.25rem, 2vw, 3rem);
}

.sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar {
    padding-left: .75rem !important;
    padding-right: .75rem !important;
}

.sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar-head {
    display: flex;
    justify-content: center;
}

.sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar-title,
.sirun-admin-layout.sirun-admin-collapsed .sirun-admin-link-text {
    display: none;
}

.sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar .nav-link {
    justify-content: center;
    gap: 0;
    padding-left: .5rem;
    padding-right: .5rem;
}

@media (max-width: 768px) {
    .sirun-admin-layout aside {
        height: auto !important;
        position: static !important;
        width: 100% !important;
    }

    .sirun-admin-layout .sirun-page-shell {
        margin-left: 0;
        width: 100%;
    }

    .sirun-admin-layout .sirun-admin-content {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar-head {
        display: grid;
        grid-template-columns: 36px 1fr;
        justify-content: initial;
    }

    .sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar-title,
    .sirun-admin-layout.sirun-admin-collapsed .sirun-admin-link-text {
        display: inline;
    }

    .sirun-admin-layout.sirun-admin-collapsed .sirun-admin-sidebar .nav-link {
        justify-content: flex-start;
        gap: .75rem;
    }
}

/* ===== Alertas ===== */
.alerta-primario {
    background-color: rgba(var(--color-primario-rgb), 0.1);
    border-color: var(--color-primario);
    color: var(--color-primario);
}

.alerta-acento {
    background-color: rgba(var(--color-acento-rgb), 0.1);
    border-color: var(--color-acento);
    color: var(--color-acento);
}

/* ===== Enlaces ===== */
a {
    color: var(--color-primario);
    text-decoration: none;
}

    a:hover {
        color: var(--color-acento);
        text-decoration: underline;
    }

/* ===== Encabezados y pie ===== */
header {
    background-color: var(--color-primario);
    color: white;
}

footer {
    background-color: var(--color-secundario);
    color: white;
}

.sirun-footer-grid {
    align-items: center;
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
}

.sirun-footer-left,
.sirun-footer-center,
.sirun-footer-right {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sirun-footer-left {
    text-align: left;
}

.sirun-footer-center {
    font-weight: 600;
    text-align: center;
}

.sirun-footer-right {
    text-align: right;
}

@media (max-width: 576px) {
    .sirun-footer-grid {
        gap: 0.35rem;
        grid-template-columns: 1fr;
    }

    .sirun-footer-left,
    .sirun-footer-center,
    .sirun-footer-right {
        text-align: center;
    }
}

/* ===== Tarjetas ===== */
.card {
    background-color: var(--sirun-surface);
    border-color: var(--sirun-border);
    border-radius: 0.5rem;
    box-shadow: 0 0.25rem 0.75rem rgba(0,0,0,0.1);
}

.card-header {
    background-color: var(--sirun-surface-muted);
    border-bottom: none;
}

.table {
    --bs-table-bg: var(--sirun-surface);
    --bs-table-color: var(--sirun-text);
    --bs-table-border-color: var(--sirun-border);
    --bs-table-striped-bg: var(--sirun-surface-muted);
    --bs-table-striped-color: var(--sirun-text);
    --bs-table-hover-bg: rgba(var(--color-primario-rgb), 0.12);
    --bs-table-hover-color: var(--sirun-text);
}

.alert-info {
    background-color: rgba(var(--color-primario-rgb), 0.12);
    border-color: rgba(var(--color-primario-rgb), 0.35);
    color: var(--sirun-text);
}

.modal-content {
    background-color: var(--sirun-surface);
    color: var(--sirun-text);
}

.modal-header,
.modal-footer {
    border-color: var(--sirun-border);
}

/* ===== Campos protegidos ===== */
.form-control[readonly],
input[readonly],
textarea[readonly] {
    background-color: DimGray !important;
    border-color: DimGray !important;
    color: #fff !important;
    font-weight: 700;
    opacity: 1;
}

.form-control[readonly]::placeholder,
input[readonly]::placeholder,
textarea[readonly]::placeholder {
    color: rgba(255, 255, 255, 0.75);
}

/* ===== Menu principal ===== */
.navbar.primario {
    background-color: var(--color-primario) !important;
    padding-bottom: 0;
    padding-top: 0;
}

.navbar .navbar-collapse {
    min-width: 0;
}

.sirun-navbar-toggler {
    border-color: rgba(255, 255, 255, 0.45);
}

.sirun-navbar-toggler:focus {
    box-shadow: 0 0 0 .15rem rgba(255, 255, 255, 0.25);
}

.sirun-navbar-toggler .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.95%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar .nav-link {
    color: #fff !important;
    font-weight: 600;
    padding: 1rem 1.05rem;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus,
.navbar .nav-link.show {
    background-color: #ff7a00;
    color: #fff !important;
    text-decoration: none;
}

.navbar .nav-link.active,
.navbar .nav-item.active > .nav-link {
    background-color: #176f6a;
    color: #fff !important;
}

.navbar .nav-item.dropdown:hover > .nav-link,
.navbar .nav-item.dropdown:focus-within > .nav-link {
    background-color: #176f6a;
    color: #fff !important;
}

.navbar .sirun-menu-disabled .nav-link {
    color: rgba(255, 255, 255, 0.45) !important;
    cursor: not-allowed;
    user-select: none;
}

.navbar .sirun-menu-disabled .nav-link:hover,
.navbar .sirun-menu-disabled .nav-link:focus {
    background-color: transparent;
    color: rgba(255, 255, 255, 0.45) !important;
    text-decoration: none;
}

.dropdown-menu {
    background-color: var(--sirun-surface);
    border: 1px solid var(--sirun-border);
    border-radius: 0.2rem;
    box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.16);
    margin-top: 0;
    min-width: 17rem;
    overflow: visible;
    padding: 0.25rem 0;
    position: absolute !important;
    z-index: 9999 !important;
}

.dropdown-item {
    color: var(--sirun-text);
    font-weight: 500;
    padding: 0.78rem 1.25rem;
}

.dropdown-item:hover,
.dropdown-item:focus,
.dropdown-submenu:hover > .dropdown-item,
.dropdown-submenu:focus-within > .dropdown-item {
    background-color: #ff7a00;
    color: #fff;
    text-decoration: none;
}

.dropdown-submenu {
    position: relative;
}

    .dropdown-submenu > .dropdown-menu {
        top: 0;
        left: 100%;
        margin-left: 0.1rem;
    }

.dropdown-menu .dropdown-menu .dropdown-item:hover,
.dropdown-menu .dropdown-menu .dropdown-item:focus,
.dropdown-menu .dropdown-menu .dropdown-item.active {
    background-color: var(--color-primario) !important;
    color: #fff !important;
}

.dropdown-item.active,
.dropdown-submenu.active > .dropdown-item {
    background-color: #ff7a00 !important;
    color: #fff !important;
}

.navbar-nav li {
    white-space: nowrap;
}

.sirun-menu-brand {
    align-items: center;
    display: flex;
    margin-right: 0.75rem;
    padding-bottom: 0;
    padding-top: 0;
}

.sirun-menu-logo {
    display: block;
    height: 34px;
    max-width: 150px;
    object-fit: contain;
}

.navbar-nav {
    flex-wrap: nowrap !important;
    overflow: visible;
    width: auto;
}

    .navbar-nav::-webkit-scrollbar {
        height: 6px;
    }

.sirun-navbar-tools {
    align-items: center;
    display: flex;
    flex: 0 0 auto;
    justify-content: flex-end;
    padding-left: .75rem;
}

.sirun-menu-icon-link {
    align-items: center;
    border-radius: 50%;
    color: #fff;
    display: inline-flex;
    height: 36px;
    justify-content: center;
    text-decoration: none;
    width: 36px;
}

.sirun-menu-icon-link:hover,
.sirun-menu-icon-link:focus {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
    text-decoration: none;
}

.sirun-theme-toggle {
    align-items: center;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    color: #fff;
    display: inline-flex;
    gap: .4rem;
    justify-content: center;
    min-height: 36px;
    padding: .35rem .7rem;
    white-space: nowrap;
}

.sirun-theme-toggle:hover,
.sirun-theme-toggle:focus {
    background: rgba(255, 255, 255, 0.24);
    color: #fff;
}

.sirun-theme-icon-light {
    display: none;
}

[data-sirun-theme="dark"] .sirun-theme-icon-dark {
    display: none;
}

[data-sirun-theme="dark"] .sirun-theme-icon-light {
    display: inline-block;
}

.sirun-theme-toggle-sidebar {
    width: 100%;
}

.sirun-admin-layout.sirun-admin-collapsed .sirun-theme-toggle-sidebar {
    border-radius: 50%;
    height: 42px;
    padding: 0;
    width: 42px;
}

.sirun-page-actions {
    padding-right: 0;
}

@media (max-width: 768px) {
    .navbar.primario {
        padding-bottom: .35rem;
        padding-top: .35rem;
    }

    .navbar .navbar-collapse {
        padding-top: .5rem;
    }

    .navbar-nav {
        flex-wrap: wrap !important;
        overflow: visible;
        width: 100%;
    }

    .navbar .nav-link {
        border-radius: .25rem;
        padding: .75rem .85rem;
    }

    .navbar-nav li {
        white-space: normal;
        width: 100%;
    }

    .dropdown-menu {
        box-shadow: none;
        min-width: 100%;
        position: static !important;
    }

    .dropdown-submenu > .dropdown-menu {
        left: auto;
        margin-left: 0;
        padding-left: .75rem;
    }

    .sirun-navbar-tools {
        justify-content: flex-start;
        padding: .5rem 0 .75rem;
    }

    .sirun-page-actions {
        padding-right: 0;
    }
}

/* ===== Ayuda contextual ===== */
.sirun-help-modal {
    --sirun-surface: #ffffff;
    --sirun-surface-muted: #f4f6f9;
    --sirun-border: #d9e2ec;
    --sirun-text: #263238;
    --sirun-text-muted: #5d6975;
    --sirun-input-bg: #ffffff;
    --sirun-input-text: #263238;
    color: var(--sirun-text);
}

.sirun-help-modal .modal-content {
    background-color: #ffffff;
    color: var(--sirun-text);
}

.sirun-help-modal .modal-header,
.sirun-help-modal .modal-footer {
    background-color: #ffffff;
    border-color: var(--sirun-border);
}

.sirun-help-modal .modal-header {
    cursor: grab;
    user-select: none;
}

.sirun-help-modal .modal-header.sirun-help-dragging {
    cursor: grabbing;
}

.sirun-help-modal .modal-header .btn-close {
    cursor: pointer;
}

.sirun-help-button {
    align-items: center;
    background: var(--color-acento);
    border: 0;
    border-radius: 50%;
    box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.16);
    color: #fff;
    display: inline-flex;
    flex: 0 0 auto;
    font-size: 1.2rem;
    height: 42px;
    justify-content: center;
    line-height: 1;
    width: 42px;
    z-index: 1;
}

.sirun-help-button:hover,
.sirun-help-button:focus {
    background: #e56e00;
    color: #fff;
}

.sirun-help-heading-row {
    align-items: center !important;
    display: flex !important;
    gap: .75rem;
    justify-content: space-between !important;
    width: 100%;
}

.sirun-help-heading-row > h1,
.sirun-help-heading-row > h2 {
    margin-bottom: 0 !important;
    min-width: 0;
}

.sirun-help-heading-actions {
    align-items: center;
    display: flex;
    flex: 0 0 auto;
    flex-wrap: wrap;
    gap: .5rem;
    justify-content: flex-end;
}

@media (max-width: 768px) {
    .sirun-help-heading-row {
        align-items: flex-start !important;
    }
}

.sirun-help-subtitle {
    color: var(--sirun-text-muted);
    font-size: .9rem;
}

.sirun-help-description {
    color: var(--sirun-text);
    font-size: 1rem;
}

.sirun-help-list {
    color: var(--sirun-text);
    padding-left: 1.4rem;
}

.sirun-help-list li {
    margin-bottom: .45rem;
}

.sirun-help-step-image {
    border: 1px solid var(--sirun-border);
    border-radius: 6px;
    margin: .75rem 0 1.1rem;
    max-width: 100%;
    overflow: hidden;
}

.sirun-help-step-image img {
    background: #fff;
    display: block;
    height: auto;
    width: 100%;
}

.sirun-help-images {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    margin-top: 1rem;
}

.sirun-help-images figure {
    border: 1px solid var(--sirun-border);
    border-radius: 6px;
    margin: 0;
    overflow: hidden;
}

.sirun-help-images img {
    background: #fff;
    display: block;
    height: auto;
    width: 100%;
}

@media print {
    .sirun-help-button,
    .sirun-help-modal {
        display: none !important;
    }
}

/* ===== Login ===== */
.login-shell {
    background: linear-gradient(90deg, #176f6a 0%, var(--color-primario) 55%, #2fa59d 100%);
    border-bottom: 4px solid var(--color-acento);
    box-shadow: 0 0.75rem 2rem rgba(0, 0, 0, 0.12);
}

.login-brand-bar {
    align-items: center;
    display: flex;
    gap: 1.25rem;
    margin: 0 auto;
    max-width: 1180px;
    min-height: 118px;
    padding: 1.25rem 2rem;
}

.login-brand-logo {
    height: 78px;
    max-width: 250px;
    object-fit: contain;
}

.login-brand-copy {
    color: #fff;
    display: flex;
    flex-direction: column;
    line-height: 1;
    text-transform: uppercase;
}

.login-brand-title {
    font-size: 2.35rem;
    font-weight: 800;
    letter-spacing: 0;
}

.login-brand-subtitle {
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.12rem;
    margin-top: 0.45rem;
    opacity: 0.9;
}

.login-container {
    margin-top: 2.25rem;
}

.login-card {
    border: 0;
}

@media (max-width: 576px) {
    .login-brand-bar {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.75rem;
        min-height: auto;
        padding: 1rem;
    }

    .login-brand-logo {
        height: 58px;
        max-width: 210px;
    }

    .login-brand-title {
        font-size: 1.8rem;
    }
}