:root,
[data-theme="light"] {
    --ec-radius-sm: 8px;
    --ec-radius-md: 12px;
    --ec-radius-lg: 16px;
    --ec-radius-xl: 24px;
    --ec-shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
    --ec-shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.08);
    --ec-shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
    --ec-shadow-lg: 0 14px 34px rgba(15, 23, 42, 0.16);
    --ec-ui-panel-surface: #ffffff;
    --ec-ui-panel-border: rgba(180, 201, 224, 0.52);
    --ec-ui-panel-border-strong: rgba(167, 191, 217, 0.62);
    --ec-ui-field-rest-bg: rgba(245, 249, 253, 0.98);
    --ec-ui-field-rest-border: rgba(173, 198, 226, 0.5);
    --ec-ui-field-rest-shadow: none;
    --ec-ui-field-focus-bg: rgba(255, 252, 239, 0.98);
    --ec-ui-field-focus-border: rgba(228, 184, 66, 0.6);
    --ec-ui-field-focus-shadow: 0 0 0 2px rgba(47, 116, 184, 0.16);
}

[data-theme="dark"] {
    --ec-shell-sidebar-start: #1a2744;
    --ec-shell-sidebar-end: #0f172a;
    --ec-shell-sidebar-panel-strong: rgba(255, 255, 255, 0.08);
    --ec-shell-sidebar-border: rgba(148, 163, 184, 0.15);
    --ec-shell-sidebar-text: #f1f5f9;
    --ec-shell-sidebar-text-soft: rgba(203, 213, 225, 0.72);
    --ec-shell-sidebar-kicker: #fbbf24;
    --ec-shell-workspace: #0f172a;
    --ec-ui-primary: #60a5fa;
    --ec-ui-primary-soft: rgba(96, 165, 250, 0.15);
    --ec-ui-focus: #818cf8;
    --ec-ui-warm: #d97706;
    --ec-ui-ok: #34d399;
    --ec-ui-risk: #f87171;
    --ec-ui-neutral: #94a3b8;
    --ec-ui-panel-border: rgba(71, 85, 105, 0.4);
    --ec-ui-panel-surface: #1e293b;
    --ec-ui-field-rest-bg: rgba(30, 41, 59, 0.8);
    --ec-ui-field-rest-border: rgba(71, 85, 105, 0.5);
    --ec-ui-field-focus-bg: rgba(30, 41, 59, 0.95);
    --ec-ui-field-focus-border: rgba(96, 165, 250, 0.6);
}

[data-theme="contrast"] {
    --ec-shell-sidebar-start: #000000;
    --ec-shell-sidebar-end: #000000;
    --ec-shell-sidebar-panel-strong: rgba(255, 255, 255, 0.25);
    --ec-shell-sidebar-border: rgba(255, 255, 255, 0.4);
    --ec-shell-sidebar-text: #ffffff;
    --ec-shell-sidebar-text-soft: rgba(255, 255, 255, 0.85);
    --ec-shell-sidebar-kicker: #ffff00;
    --ec-shell-workspace: #ffffff;
    --ec-ui-primary: #0033cc;
    --ec-ui-primary-soft: rgba(0, 51, 204, 0.12);
    --ec-ui-focus: #660099;
    --ec-ui-warm: #cc6600;
    --ec-ui-ok: #006600;
    --ec-ui-risk: #cc0000;
    --ec-ui-neutral: #333333;
    --ec-ui-panel-border: rgba(0, 0, 0, 0.6);
    --ec-ui-panel-surface: #ffffff;
    --ec-ui-field-rest-bg: #ffffff;
    --ec-ui-field-rest-border: rgba(0, 0, 0, 0.5);
    --ec-ui-field-focus-bg: #ffffcc;
    --ec-ui-field-focus-border: rgba(0, 0, 0, 0.8);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--ec-ui-primary, #2f74b8) transparent;
}

*::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

*::-webkit-scrollbar-track,
*::-webkit-scrollbar-corner {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background: var(--ec-ui-primary, #2f74b8);
    border-radius: 999px;
    border: 2px solid transparent;
    background-clip: content-box;
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--ec-ui-focus, #5267c6);
    background-clip: content-box;
}

.shell-sidebar {
    width: 278px;
    min-width: 278px;
    padding: 0.85rem;
    box-shadow: 12px 0 28px rgba(12, 42, 69, 0.14);
}

.shell-sidebar__brand {
    padding: 0.8rem;
    gap: 0.75rem;
    margin-bottom: 0.3rem;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 210, 122, 0.12) 100%);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.shell-sidebar__logo {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    box-shadow: 0 8px 18px rgba(8, 32, 54, 0.2);
}

.shell-sidebar__title {
    font-size: 0.96rem;
    line-height: 1.14;
}

.shell-nav__label {
    font-weight: 700;
}

.shell-sidebar__subtitle,
.shell-nav__meta {
    line-height: 1.4;
}

.shell-sidebar__subtitle {
    font-size: 0.79rem;
}

.shell-nav {
    gap: 0.7rem;
}

.shell-nav__group-title {
    margin: 0.92rem 0 0.26rem;
    padding: 0 0.58rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.shell-nav__item {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 0.78rem;
    min-height: 72px;
    height: 72px;
    padding: 0.72rem 0.82rem;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.09);
    box-shadow: none;
}

.shell-nav__group-title + .shell-nav__item {
    margin-top: 0.08rem;
}

.shell-nav__item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateX(1px);
    box-shadow: 0 8px 18px rgba(8, 31, 51, 0.1);
}

.shell-nav__item:focus-visible {
    border-color: rgba(255, 210, 122, 0.34);
    box-shadow: 0 0 0 3px rgba(255, 210, 122, 0.12);
}

.shell-nav__item.is-active {
    background: linear-gradient(135deg, rgba(255, 210, 122, 0.95) 0%, rgba(243, 173, 61, 0.94) 100%);
    border-color: rgba(255, 219, 155, 0.48);
    box-shadow: 0 8px 18px rgba(10, 36, 58, 0.14);
}

.shell-nav__icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    box-shadow: 0 6px 14px rgba(8, 31, 51, 0.18);
}

.shell-nav__icon svg,
.context-card__icon svg {
    width: 20px;
    height: 20px;
}

.shell-nav__text {
    gap: 0.12rem;
    padding-right: 0.3rem;
    align-self: center;
}

.shell-nav__label {
    font-size: 0.95rem;
    line-height: 1.15;
}

.shell-nav__meta {
    font-size: 0.78rem;
}

.shell-nav__status-dot {
    right: 0.6rem;
    bottom: 0.56rem;
}

.shell-hero,
.shell-card,
.workspace-launcher-card,
.super-admin-banner,
.super-admin-kpi,
.super-admin-panel,
.super-admin-action,
.super-admin-item,
.portal-metric,
.portal-panel,
.portal-student-card,
.attendance-student,
.attendance-mark {
    border-radius: 8px !important;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05) !important;
}

.shell-hero {
    padding: 0.8rem 1rem;
    background: #ffffff;
}

.shell-hero__eyebrow,
.workspace-launcher-card__eyebrow {
    color: var(--ec-ui-neutral, #5d7186);
    font-size: 0.74rem;
    font-weight: 600 !important;
    letter-spacing: 0.04em !important;
}

.shell-hero__title,
.shell-card__title,
.workspace-launcher-card__title,
.super-admin-item__title {
    font-weight: 600 !important;
    line-height: 1.2;
}

.shell-hero__title {
    margin: 0.25rem 0;
    font-size: clamp(1.2rem, 2vw, 1.55rem);
    color: var(--ec-text, #1f2937);
}

.shell-hero__copy,
.shell-card__copy,
.workspace-launcher-card__copy,
.portal-panel p,
.portal-student-card p,
.portal-student-card small {
    line-height: 1.5;
    color: var(--ec-ui-neutral, #5d7186);
}

.shell-card {
    min-height: 90px;
    padding: 0.9rem 1rem;
    background: #ffffff;
}

.shell-card::before {
    display: none;
}

.shell-card.is-primary,
.shell-card.is-ok,
.shell-card.is-warm,
.shell-card.is-focus,
.shell-card.is-danger,
.shell-card.is-neutral,
.portal-metric,
.portal-panel,
.portal-student-card,
.workspace-launcher-card,
.super-admin-kpi,
.super-admin-panel,
.super-admin-action,
.super-admin-item {
    background: #ffffff !important;
    border: 1px solid var(--ec-ui-panel-border, rgba(180, 201, 224, 0.52)) !important;
}

.shell-card-grid,
.portal-metric-grid,
.portal-grid {
    gap: 1rem;
}

.shell-card:hover,
.workspace-launcher-card:hover,
.portal-metric:hover,
button.super-admin-kpi.is-actionable:hover,
.super-admin-item__action:hover,
.button-primary:hover,
.button-secondary:hover {
    transform: none;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08) !important;
}

.workspace-launcher-card {
    min-height: 84px;
    gap: 0.35rem;
}

.workspace-launcher-card__count,
.workspace-switcher__tab-count {
    min-width: auto;
    min-height: auto;
    padding: 0 0.35rem;
    background: transparent;
    border-radius: 0;
    font-weight: 500 !important;
    color: var(--ec-ui-primary, #2f74b8);
}

.portal-metric {
    padding: 0.95rem;
    gap: 0.28rem;
}

.portal-metric strong {
    font-size: 1.45rem;
    font-weight: 600;
    color: var(--ec-text, #1f2937);
}

.portal-metric span,
.portal-metric small {
    font-weight: 600;
    color: var(--ec-ui-neutral, #5d7186);
}

.super-admin-banner {
    padding: 0.65rem 0.85rem;
    gap: 0.35rem;
    border-left: 3px solid var(--ec-ui-primary, #2f74b8);
    background: #f8fafc !important;
}

.super-admin-banner.is-danger {
    border-left-color: #dc2626;
}

.super-admin-banner.is-warm {
    border-left-color: var(--ec-ui-warm, #b88743);
}

.super-admin-banner.is-ok {
    border-left-color: var(--ec-ui-ok, #5b9a7a);
}

.super-admin-kpi__value,
.super-admin-item__count {
    font-weight: 600 !important;
}

.super-admin-item__action,
.button-primary,
.button-secondary,
.super-admin-form__submit,
.shell-app .ec-btn,
.shell-app .btn {
    border-radius: 6px !important;
    font-weight: 600;
    box-shadow: none;
}

.button-secondary,
.super-admin-item__action,
.shell-app .ec-btn:not(.ec-btn-primary):not(.is-primary),
.shell-app .btn:not(.btn-primary) {
    background: #ffffff;
    border-color: var(--ec-ui-panel-border, rgba(180, 201, 224, 0.52));
    color: var(--ec-text, #1f2937);
}

.shell-app input[type="text"],
.shell-app input[type="email"],
.shell-app input[type="password"],
.shell-app input[type="number"],
.shell-app input[type="date"],
.shell-app input[type="time"],
.shell-app input[type="search"],
.shell-app select,
.shell-app textarea,
.shell-app .ec-input,
.shell-app .ec-select,
.shell-app .ec-textarea {
    border-radius: 6px !important;
    background: var(--ec-ui-field-rest-bg);
    border: 1px solid var(--ec-ui-field-rest-border);
    box-shadow: none !important;
}

.shell-app input:focus,
.shell-app select:focus,
.shell-app textarea:focus,
.shell-app .ec-input:focus,
.shell-app .ec-select:focus,
.shell-app .ec-textarea:focus {
    background: var(--ec-ui-field-focus-bg);
    border-color: var(--ec-ui-field-focus-border);
    box-shadow: var(--ec-ui-field-focus-shadow) !important;
}

/* PAE: este modulo trae su propia densidad visual y necesita override dedicado */
.school-pae-overview {
    background: #ffffff;
    border: 1px solid var(--ec-ui-panel-border, rgba(180, 201, 224, 0.52));
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
    gap: 0.9rem;
    margin-bottom: 1rem;
    padding: clamp(0.9rem, 1.6vw, 1.1rem);
}

.school-pae-overview__head {
    gap: 0.85rem;
}

.school-pae-overview__head h3 {
    color: var(--ec-text, #1f2937);
    font-size: clamp(1.15rem, 1.8vw, 1.45rem);
    font-weight: 600;
    line-height: 1.18;
    margin: 0.1rem 0 0.22rem;
}

.school-pae-overview__head p {
    color: var(--ec-ui-neutral, #5d7186);
    font-weight: 600;
    line-height: 1.5;
}

.school-pae-overview__actions {
    gap: 0.45rem;
}

.school-pae-overview__actions .button-primary,
.school-pae-overview__actions .button-secondary {
    min-height: 36px;
    padding: 0.58rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 6px;
    box-shadow: none;
}

.school-pae-overview__metrics,
.school-pae-overview__closures,
.school-pae-overview__periods {
    gap: 0.65rem;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.school-pae-overview__metric,
.school-pae-overview__closure,
.school-pae-overview__period,
.school-pae-overview__table-card,
.school-pae-overview__missing-card {
    background: #ffffff;
    border: 1px solid var(--ec-ui-panel-border, rgba(180, 201, 224, 0.52));
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
}

.school-pae-overview__metric {
    gap: 0.22rem;
    padding: 0.82rem 0.92rem;
}

.school-pae-overview__metric strong {
    color: var(--ec-text, #1f2937);
    font-size: 1.5rem;
    font-weight: 600;
}

.school-pae-overview__metric span,
.school-pae-overview__closure span,
.school-pae-overview__period span,
.school-pae-overview__closure strong,
.school-pae-overview__subhead strong {
    color: var(--ec-text, #1f2937);
    font-weight: 600;
}

.school-pae-overview__metric small,
.school-pae-overview__closure small,
.school-pae-overview__period small,
.school-pae-overview__missing span,
.school-pae-overview__empty,
.school-pae-overview__table {
    color: var(--ec-ui-neutral, #5d7186);
    font-weight: 600;
}

.school-pae-overview__metric.is-ok,
.school-pae-overview__metric.is-warm,
.school-pae-overview__metric.is-focus,
.school-pae-overview__metric.is-danger-soft,
.school-pae-overview__closure.is-closed,
.school-pae-overview__closure.is-open {
    background: #ffffff;
}

.school-pae-overview__closure {
    gap: 0.18rem;
    padding: 0.78rem 0.92rem;
}

.school-pae-overview__body {
    gap: 0.75rem;
}

.school-pae-overview__table-card,
.school-pae-overview__missing-card {
    gap: 0.68rem;
    padding: 0.82rem;
}

.school-pae-overview__subhead span,
.school-pae-overview__period b,
.school-pae-overview__diff {
    background: #f4f8fc;
    border: 1px solid var(--ec-ui-panel-border, rgba(180, 201, 224, 0.52));
    border-radius: 999px;
    color: var(--ec-ui-neutral, #5d7186);
    font-size: 0.76rem;
    font-weight: 600;
    box-shadow: none;
}

.school-pae-overview__table th,
.school-pae-overview__table td {
    padding: 0.54rem 0.5rem;
}

.school-pae-overview__table thead th {
    color: var(--ec-ui-neutral, #5d7186);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.school-pae-overview__missing,
.school-pae-overview__empty {
    background: #f8fbff;
    border: 1px dashed #d4e4f2;
    border-radius: 8px;
    gap: 0.12rem;
    padding: 0.65rem 0.74rem;
}

.school-pae-overview__missing strong {
    color: var(--ec-text, #1f2937);
    font-weight: 600;
}

.school-pae-overview__missing small,
.school-pae-overview__ok {
    font-weight: 600;
}

@media (max-width: 1200px) {
    .shell-nav {
        gap: 0.58rem;
    }

    .shell-nav__group-title {
        margin-top: 0.8rem;
    }
}

@media (max-width: 980px) {
    .shell-sidebar {
        padding: 0.8rem;
    }

    .shell-nav {
        gap: 0.52rem;
    }

    .shell-nav__group-title {
        margin: 0.72rem 0 0.2rem;
    }

    .shell-nav__item {
        min-height: 70px;
        height: 70px;
    }

    .school-pae-overview__head {
        grid-template-columns: 1fr;
    }

    .school-pae-overview__actions {
        justify-content: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}