:root {
    color-scheme: dark;
    --fondo: #050505;
    --panel: #111111;
    --panel-suave: #171717;
    --linea: #2a2a2a;
    --texto: #f7f2ea;
    --muted: #aaa39a;
    --oro: #c8a96a;
    --oro-suave: #ead8ad;
    --error: #d85f5f;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    background: var(--fondo);
    color: var(--texto);
    font-family: Inter, Segoe UI, Arial, sans-serif;
    letter-spacing: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

.app-shell {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    border-right: 1px solid var(--linea);
    padding: 28px 20px;
    background: #080808;
}

.brand {
    display: inline-flex;
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 36px;
}

.brand-logo {
    display: block;
    width: 92px;
    max-height: 32px;
    height: auto;
    object-fit: contain;
}

.brand-mark {
    display: inline-grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--oro);
    color: var(--oro-suave);
    font-weight: 700;
}

.brand strong,
.brand small {
    display: block;
}

.brand small,
.eyebrow,
.metric-label,
.user-menu small,
.ayuda {
    color: var(--muted);
}

.eyebrow {
    margin: 0 0 8px;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav {
    display: grid;
    gap: 8px;
}

.nav-link {
    padding: 12px 14px;
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--muted);
}

.nav-link.activo,
.nav-link:hover {
    border-color: var(--linea);
    color: var(--texto);
    background: var(--panel);
}

.nav-link.deshabilitado {
    opacity: 0.55;
}

.main {
    padding: 28px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 28px;
}

.topbar h1,
.login-brand h1,
.login-form h2,
.panel h2 {
    margin: 0;
    font-weight: 650;
}

.user-menu {
    display: grid;
    justify-items: end;
    gap: 3px;
    font-size: 0.94rem;
}

.user-menu a {
    color: var(--oro-suave);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.panel {
    border: 1px solid var(--linea);
    border-radius: 8px;
    background: var(--panel);
    padding: 22px;
}

.hero-panel {
    background: linear-gradient(135deg, #141414, #0d0d0d 62%, #201b10);
}

.hero-panel p:last-child,
.panel p:last-child {
    margin-bottom: 0;
    color: var(--muted);
}

.metric-card {
    display: grid;
    align-content: space-between;
    min-height: 150px;
}

.metric-card strong {
    display: block;
    margin: 18px 0 8px;
    font-size: 1.45rem;
    color: var(--oro-suave);
}

.metric-card small {
    color: var(--muted);
}

.modulo-panel {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
}

.module-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(180px, 1fr));
    gap: 10px;
}

.module-list span {
    border: 1px solid var(--linea);
    border-radius: 6px;
    padding: 13px 14px;
    background: var(--panel-suave);
}

.admin-list a {
    border: 1px solid var(--linea);
    border-radius: 6px;
    background: var(--panel-suave);
    padding: 13px 14px;
}

.admin-select-form {
    display: grid;
    grid-template-columns: minmax(260px, 420px) auto;
    align-items: end;
    gap: 12px;
    margin-top: 22px;
}

.admin-kpi-list {
    display: grid;
    gap: 12px;
}

.admin-kpi-item {
    border: 1px solid var(--linea);
    border-radius: 8px;
    background: var(--panel-suave);
    padding: 16px;
}

.admin-kpi-title {
    align-items: flex-start;
    min-height: auto;
}

.admin-kpi-title span {
    display: grid;
    gap: 3px;
}

.admin-kpi-title small {
    color: var(--muted);
}

.admin-kpi-fields,
.admin-param-list {
    display: grid;
    grid-template-columns: 120px minmax(220px, 1fr);
    gap: 12px;
    margin-top: 14px;
}

.admin-param-list {
    grid-template-columns: repeat(3, minmax(120px, 1fr));
}

.compact-actions {
    gap: 10px;
}

.admin-secondary-panel {
    margin-top: 16px;
}

.panel-heading {
    padding: 22px 22px 0;
}

.kpi-panel table {
    min-width: 860px;
}

.kpi-grupo {
    display: block;
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 0.78rem;
}

.estado-kpi {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 1px solid var(--linea);
    border-radius: 50%;
    vertical-align: middle;
}

.estado-verde {
    border-color: rgba(114, 177, 128, 0.5);
    background: #72b180;
}

.estado-amarillo {
    border-color: rgba(200, 169, 106, 0.55);
    background: var(--oro);
}

.estado-rojo {
    border-color: rgba(216, 95, 95, 0.5);
    background: var(--error);
}

.estado-neutral {
    border-color: #3a3a3a;
    background: #1f1f1f;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.login-body {
    display: grid;
    place-items: center;
    padding: 24px;
}

.login-panel {
    display: grid;
    grid-template-columns: minmax(280px, 430px) minmax(300px, 380px);
    width: min(900px, 100%);
    border: 1px solid var(--linea);
    border-radius: 8px;
    overflow: hidden;
    background: var(--panel);
}

.login-brand,
.login-form {
    padding: 38px;
}

.login-brand {
    background: linear-gradient(145deg, #070707, #151515 70%, #241e11);
}

.login-logo {
    display: block;
    width: 128px;
    max-height: 44px;
    height: auto;
    object-fit: contain;
    margin-bottom: 48px;
}

.login-brand p:last-child {
    max-width: 320px;
    color: var(--muted);
    line-height: 1.55;
}

.login-form {
    display: grid;
    gap: 18px;
    border-left: 1px solid var(--linea);
}

label {
    display: grid;
    gap: 7px;
    color: var(--muted);
    font-size: 0.92rem;
}

input {
    width: 100%;
    border: 1px solid var(--linea);
    border-radius: 6px;
    background: #090909;
    color: var(--texto);
    padding: 13px 14px;
    font: inherit;
}

select,
textarea {
    width: 100%;
    border: 1px solid var(--linea);
    border-radius: 6px;
    background: #090909;
    color: var(--texto);
    padding: 13px 14px;
    font: inherit;
}

textarea {
    resize: vertical;
}

input:focus {
    border-color: var(--oro);
    outline: none;
}

select:focus,
textarea:focus {
    border-color: var(--oro);
    outline: none;
}

button {
    border: 0;
    border-radius: 6px;
    background: var(--oro);
    color: #080808;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    padding: 13px 16px;
}

.alerta {
    border: 1px solid rgba(216, 95, 95, 0.45);
    border-radius: 6px;
    background: rgba(216, 95, 95, 0.12);
    color: #ffd1d1;
    padding: 12px 14px;
}

.login-error {
    border-color: rgba(255, 126, 126, 0.75);
    background: rgba(216, 95, 95, 0.2);
    color: #ffe3e3;
    font-weight: 650;
}

.alerta.exito {
    border-color: rgba(114, 177, 128, 0.45);
    background: rgba(114, 177, 128, 0.13);
    color: #d9f7df;
    margin-bottom: 16px;
}

.toolbar-panel {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.search-form {
    display: flex;
    align-items: end;
    gap: 12px;
    width: min(560px, 100%);
}

.search-form label,
.filter-form label {
    flex: 1;
}

.filter-form {
    display: grid;
    grid-template-columns: minmax(160px, 1fr) minmax(150px, 0.8fr) minmax(220px, 1.4fr) auto auto;
    align-items: end;
    gap: 12px;
    width: 100%;
}

.btn-secundario {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 45px;
    border: 1px solid var(--linea);
    border-radius: 6px;
    background: var(--panel-suave);
    color: var(--texto);
    font-weight: 700;
    padding: 0 16px;
}

.table-panel {
    padding: 0;
    overflow: hidden;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 920px;
}

th,
td {
    border-bottom: 1px solid var(--linea);
    padding: 14px 16px;
    text-align: left;
    vertical-align: middle;
}

th {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

td {
    color: var(--texto);
}

tbody tr:hover {
    background: #151515;
}

.badge {
    display: inline-flex;
    border: 1px solid var(--linea);
    border-radius: 999px;
    color: var(--oro-suave);
    padding: 4px 9px;
    font-size: 0.82rem;
}

.acciones {
    text-align: right;
    white-space: nowrap;
}

.acciones-wrap {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-height: 22px;
}

.acciones form {
    margin: 0;
}

.acciones a {
    color: var(--oro-suave);
}

.link-danger {
    border: 0;
    background: transparent;
    color: #ffb6b6;
    cursor: pointer;
    font: inherit;
    font-weight: 600;
    padding: 0;
}

.empty-state {
    color: var(--muted);
    padding: 28px 16px;
    text-align: center;
}

.infinite-loader {
    border-top: 1px solid var(--linea);
    color: var(--muted);
    padding: 16px;
    text-align: center;
}

.infinite-loader.oculto {
    display: none;
}

.infinite-loader.cargando {
    color: var(--oro-suave);
}

.form-panel {
    display: grid;
    gap: 24px;
}

.form-header {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 16px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 18px;
}

.field-wide {
    grid-column: 1 / -1;
}

.check-row {
    display: flex;
    align-items: center;
    min-height: 45px;
    gap: 10px;
    color: var(--texto);
}

.check-row input {
    width: 18px;
    height: 18px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
}

@media (max-width: 900px) {
    .app-shell,
    .dashboard-grid,
    .modulo-panel,
    .login-panel {
        grid-template-columns: 1fr;
    }

    .sidebar {
        border-right: 0;
        border-bottom: 1px solid var(--linea);
    }

    .login-form {
        border-left: 0;
        border-top: 1px solid var(--linea);
    }
}

@media (max-width: 640px) {
    .main,
    .sidebar,
    .login-brand,
    .login-form {
        padding: 22px;
    }

    .topbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .user-menu {
        justify-items: start;
    }

    .module-list {
        grid-template-columns: 1fr;
    }

    .toolbar-panel,
    .search-form,
    .filter-form,
    .admin-select-form,
    .form-header {
        align-items: stretch;
        display: flex;
        flex-direction: column;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}