/* Admin UI — Stepover · Pantone + M3 (https://m3.material.io/)
   Primarios: 5535C bosque #1a332d · 360C vibrante #68be57 · 7541C gris frío #d3dadc
   Complementarios: 445C pizarra #535f5a · 400C beige #c6c5ba */

:root {
    --forest: #1a332d;
    --vibrant: #68be57;
    --cool-gray: #d3dadc;
    --slate: #535f5a;
    --warm-gray: #c6c5ba;
    --white: #ffffff;
    --gray-50: #fafafa;

    --bg-wash: #e4e9ea;
    --surface: #ffffff;
    --surface-2: #ffffff;
    --surface-tonal: #f2f1ed;
    --text: var(--forest);
    --text-muted: var(--slate);
    --line: rgba(83, 95, 90, 0.16);
    --line-strong: var(--warm-gray);
    --primary: var(--vibrant);
    --primary-on-vibrant: var(--forest);
    --primary-soft: rgba(104, 190, 87, 0.22);
    --primary-dark: #4d9043;
    --primary-glow: rgba(104, 190, 87, 0.14);
    --primary-forest: var(--forest);
    --danger: #b42318;
    --danger-bg: #fff1f0;
    --danger-line: #f1a8a3;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body.font-sans {
    font-family: "Roboto", "Segoe UI", system-ui, -apple-system, sans-serif;
}

.bg-gray-100 {
    background: var(--bg-wash);
}

/* Layout */
.admin-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    min-height: 100vh;
    background: var(--bg-wash);
}

.admin-sidebar {
    background: var(--surface-tonal);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
}

/* Marca — logo SVG (public/svg) */
.admin-brand {
    padding: 0;
    border-bottom: 1px solid var(--line);
}

.admin-brand-link {
    display: block;
    padding: 12px 12px 10px;
    text-decoration: none;
    line-height: 0;
    outline: none;
}

.admin-brand-link:focus-visible {
    box-shadow: inset 0 0 0 2px var(--vibrant);
}

.admin-brand-logo {
    display: block;
    height: auto;
    object-fit: contain;
    object-position: left center;
}

.admin-brand-logo--sidebar {
    width: 100%;
    max-width: 196px;
    max-height: 40px;
}

.admin-brand-logo-wrap {
    margin-bottom: 20px;
    padding-top: 4px;
}

.admin-brand-logo--login {
    width: 100%;
    max-width: 200px;
    max-height: 48px;
}

.admin-login-head-text .admin-login-title {
    margin-top: 0;
}

.admin-login-head-text {
    margin-bottom: 20px;
}

.admin-login-head-text .admin-login-sub {
    margin-top: 4px;
}

/* Menú interno — Metro: compacto, icono a la izquierda, borde activo */
.admin-menu {
    padding: 8px 6px;
}

.admin-sidebar .admin-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    margin-bottom: 2px;
    border-radius: 0;
    border-left: 3px solid transparent;
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    line-height: 1.25;
}

.admin-sidebar .admin-link .bi {
    font-size: 1rem;
    color: var(--forest);
    opacity: 0.85;
}

.admin-sidebar .admin-link:hover {
    background: var(--primary-glow);
}

.admin-sidebar .admin-link.active {
    background: var(--primary-soft);
    border-left-color: var(--vibrant);
    color: var(--text);
}

.admin-sidebar .admin-link.active .bi {
    color: var(--vibrant);
}

.admin-footer {
    margin-top: auto;
    padding: 10px 12px;
    border-top: 1px solid var(--line);
    color: var(--text-muted);
    font-size: 12px;
}

.admin-footer-role {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.admin-main {
    padding: 16px 20px 24px;
    background: var(--bg-wash);
}

.admin-topbar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 12px;
}

/* Botón crítico / secundario pequeño (Metro) */
.admin-btn-metro-sm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 3px 7px;
    min-height: 22px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.15;
    border-radius: 2px;
    border: 1px solid rgba(83, 95, 90, 0.22);
    background: var(--surface-2);
    color: var(--text);
    cursor: pointer;
    text-decoration: none;
}

.admin-btn-metro-sm .bi {
    font-size: 0.95rem;
    line-height: 1;
}

.admin-btn-metro-sm:hover {
    border-color: var(--vibrant);
    color: var(--forest);
    background: var(--white);
}

.admin-btn-metro-sm--ghost {
    background: transparent;
    border-color: var(--line-strong);
}

.admin-btn-metro-danger {
    border-color: var(--danger-line);
    background: var(--danger-bg);
    color: var(--danger);
}

.admin-btn-metro-danger:hover {
    border-color: var(--danger);
    color: #7f1d1d;
}

button.admin-btn-metro-sm {
    font-family: inherit;
}

/* Exportación Excel — 360C vibrante (destaca en formularios admin) */
.admin-btn-metro-sm--excel,
button.admin-btn-metro-sm--excel {
    background: var(--vibrant);
    color: var(--forest);
    border: 1px solid var(--primary-dark);
    padding: 6px 12px;
    min-height: 30px;
    font-size: 12px;
    box-shadow: 0 1px 2px rgba(26, 51, 45, 0.12);
}

.admin-btn-metro-sm--excel:hover {
    background: var(--primary-dark);
    color: var(--white);
    border-color: var(--forest);
}

@media (max-width: 900px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        display: none;
    }
}

/* Títulos estilo Metro (Segoe, peso medio, tracking ajustado) */
.admin-page-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 12px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.admin-page-title {
    margin: 0;
    font-size: 1.65rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--text);
    line-height: 1.15;
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-page-title .bi {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--vibrant);
    color: var(--forest);
    font-size: 1.1rem;
    border-radius: 12px;
    flex-shrink: 0;
}

.admin-page-subtitle {
    color: var(--text-muted);
    margin-top: 4px;
    font-size: 13px;
    font-weight: 500;
}

/* Botón relleno M3 — tono vibrante, texto bosque (contraste AA) */
.admin-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 10px 24px;
    background: var(--vibrant);
    color: var(--forest);
    border-radius: 20px;
    text-decoration: none;
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1.25rem;
    letter-spacing: 0.00625em;
    border: none;
    cursor: pointer;
}

.admin-btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.admin-btn-primary:focus-visible {
    outline: 2px solid var(--forest);
    outline-offset: 2px;
}

.admin-btn-primary .bi {
    font-size: 1rem;
}

.admin-btn-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 2px;
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
}

.admin-btn-back:hover {
    border-color: var(--line-strong);
}

.admin-btn-action {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    padding: 3px 7px;
    min-height: 22px;
    border: 1px solid var(--line);
    border-radius: 2px;
    color: var(--text);
    font-weight: 600;
    font-size: 11px;
    background: var(--surface-2);
}

.admin-btn-action:hover {
    border-color: var(--primary);
    color: var(--primary-dark);
}

.admin-btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 7px;
    min-height: 22px;
    border: 1px solid var(--danger-line);
    background: var(--danger-bg);
    color: var(--danger);
    border-radius: 2px;
    font-weight: 600;
    font-size: 11px;
    cursor: pointer;
    font-family: inherit;
}

.admin-btn-danger:hover {
    border-color: var(--danger);
}

.admin-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
}

.admin-card-pad {
    padding: 24px;
}

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

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--line);
    text-align: left;
}

.admin-table th {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--surface-tonal);
}

.admin-row-empty {
    text-align: center;
    color: var(--text-muted);
}

.admin-actions-wrap {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
}

.admin-th-actions {
    width: 180px;
}

.admin-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 2px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.admin-badge-admin {
    background: rgba(26, 51, 45, 0.1);
    color: var(--forest);
}

.admin-badge-write {
    background: var(--primary-soft);
    color: var(--forest);
}

.admin-badge-read {
    background: rgba(198, 197, 186, 0.45);
    color: var(--slate);
}

.admin-alert {
    margin-bottom: 16px;
    padding: 12px 16px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 0.875rem;
    line-height: 1.25rem;
}

.admin-alert-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.admin-alert-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.admin-alert-info {
    background: rgba(211, 218, 220, 0.55);
    color: var(--forest);
    border: 1px solid var(--cool-gray);
}

.admin-nav-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.admin-nav-item .bi {
    font-size: 1.05rem;
    line-height: 1;
}

.admin-footer-user .bi {
    font-size: 1.45rem;
    color: var(--vibrant);
}

/* -------------------------------------------------------------------------
   Campos de formulario — Material Design 3 (rejilla 4 dp)
   Referencia: https://m3.material.io/components/text-fields/specs
   ------------------------------------------------------------------------- */
.admin-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.admin-field-inline {
    min-width: 200px;
}

.admin-label {
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 0.75rem;
    line-height: 1rem;
    font-weight: 500;
    letter-spacing: 0.03125em;
    text-transform: none;
    color: var(--text-muted);
}

.admin-input-wrap {
    display: flex;
    align-items: center;
    min-height: 56px;
    padding-left: 12px;
    padding-right: 16px;
    gap: 12px;
    border: 1px solid #79747e;
    border-radius: 4px;
    background: var(--surface-2);
}

.admin-input-wrap:focus-within {
    border-color: var(--primary);
    box-shadow: inset 0 0 0 1px var(--primary);
}

.input-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--text-muted);
    font-size: 1.125rem;
}

.admin-input,
.admin-select {
    flex: 1;
    min-width: 0;
    border: 0;
    padding: 16px 0;
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 1rem;
    line-height: 1.5rem;
    font-weight: 400;
    background: transparent;
    outline: none;
    width: 100%;
    color: var(--text);
}

.admin-select {
    cursor: pointer;
}

.admin-field-error {
    margin: 4px 0 0;
    font-size: 0.75rem;
    line-height: 1rem;
    color: var(--danger);
}

/* -------------------------------------------------------------------------
   Login — Material Design 3 (superficies, elevación, espaciado)
   https://m3.material.io/foundations/layout/applying-layout/spacing
   ------------------------------------------------------------------------- */
.admin-login-body {
    min-height: 100vh;
    margin: 0;
    background: var(--bg-wash);
    color: var(--text);
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
}

.admin-login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
}

.admin-login-card.admin-card {
    width: 100%;
    max-width: 400px;
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.3),
        0 1px 3px 1px rgba(0, 0, 0, 0.15);
}

.admin-login-title {
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    margin: 0 0 8px;
    font-size: 1.375rem;
    line-height: 1.75rem;
    font-weight: 400;
    color: var(--text);
}

.admin-login-sub {
    margin: 0;
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 0.875rem;
    line-height: 1.25rem;
    font-weight: 400;
    color: var(--text-muted);
}

.admin-login-alert {
    margin-bottom: 16px;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.875rem;
    line-height: 1.25rem;
}

.admin-login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.admin-check {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 0.875rem;
    line-height: 1.25rem;
    font-weight: 400;
    color: var(--text);
    cursor: pointer;
}

.admin-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.admin-btn-block {
    justify-content: center;
    width: 100%;
    margin-top: 8px;
    min-height: 40px;
    padding-left: 24px;
    padding-right: 24px;
    border-radius: 20px;
    gap: 8px;
    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.00625em;
}

.admin-form-actions {
    margin-top: 24px;
    display: flex;
    gap: 16px;
}

.admin-filter-card {
    margin-bottom: 10px;
}

.admin-filter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-end;
}

.admin-inline-form {
    display: inline;
}

.admin-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.admin-kpi-link {
    text-decoration: none;
    color: inherit;
}

.admin-kpi {
    padding: 14px;
    border-radius: 2px;
    transition: box-shadow 0.12s ease, transform 0.12s ease;
}

.admin-kpi-link:hover .admin-kpi {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(104, 190, 87, 0.28);
}

.admin-kpi-main {
    background: var(--forest);
    color: var(--white);
    border: none;
}

.admin-kpi-metric {
    font-size: 1.85rem;
    font-weight: 600;
    margin-top: 6px;
    letter-spacing: -0.02em;
}

.admin-kpi-icon {
    font-size: 1.25rem;
    opacity: 0.95;
}

.admin-pagination .pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    list-style: none;
    padding: 0;
    margin: 12px 0 0;
}

.admin-pagination .page-item .page-link {
    display: block;
    padding: 6px 10px;
    border: 1px solid var(--line);
    border-radius: 2px;
    text-decoration: none;
    color: var(--text);
    background: var(--surface);
    font-size: 12px;
}

.admin-pagination .page-item.active .page-link {
    background: var(--forest);
    color: var(--white);
    border-color: var(--forest);
}

.admin-pagination .page-item.disabled .page-link {
    opacity: 0.45;
    pointer-events: none;
}

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