/* ============================================================
   Taller Mecánico — Design System
   Tokens, sidebar/topbar shell, cards, KPIs, tablas, badges
   ============================================================ */

:root {
    --app-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* Paleta light */
    --app-primary: #2563eb;
    --app-primary-hover: #1d4ed8;
    --app-primary-soft: #eff4ff;
    --app-success: #16a34a;
    --app-success-soft: #ecfdf3;
    --app-warning: #d97706;
    --app-warning-soft: #fef3c7;
    --app-danger: #dc2626;
    --app-danger-soft: #fee2e2;
    --app-info: #0891b2;
    --app-info-soft: #ecfeff;

    --app-bg: #f5f7fb;
    --app-surface: #ffffff;
    --app-surface-2: #f9fafb;
    --app-border: #e5e7eb;
    --app-border-strong: #d1d5db;
    --app-text: #111827;
    --app-text-muted: #6b7280;
    --app-text-subtle: #9ca3af;

    --app-sidebar-bg: #0f172a;
    --app-sidebar-fg: #cbd5e1;
    --app-sidebar-fg-strong: #ffffff;
    --app-sidebar-hover-bg: rgba(255, 255, 255, 0.06);
    --app-sidebar-active-bg: rgba(37, 99, 235, 0.18);
    --app-sidebar-active-fg: #ffffff;
    --app-sidebar-divider: rgba(255, 255, 255, 0.08);

    --app-radius-sm: 0.375rem;
    --app-radius: 0.625rem;
    --app-radius-lg: 0.875rem;

    --app-shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --app-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --app-shadow: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);

    --app-sidebar-w: 248px;
    --app-topbar-h: 60px;
}

/* Tema "light": sidebar claro sobre fondo claro */
[data-app-theme="light"] {
    --app-sidebar-bg: #ffffff;
    --app-sidebar-fg: #4b5563;
    --app-sidebar-fg-strong: #111827;
    --app-sidebar-hover-bg: rgba(15, 23, 42, 0.05);
    --app-sidebar-active-bg: rgba(37, 99, 235, 0.10);
    --app-sidebar-active-fg: var(--app-primary);
    --app-sidebar-divider: var(--app-border);
}

/* Tema "dark": todo oscuro (sidebar + contenido) */
[data-bs-theme="dark"] {
    --app-primary-soft: #1e293b;
    --app-success-soft: #052e1a;
    --app-warning-soft: #3a2706;
    --app-danger-soft: #3f1212;
    --app-info-soft: #052734;

    --app-bg: #0b1220;
    --app-surface: #111a2e;
    --app-surface-2: #0f1729;
    --app-border: #1f2a44;
    --app-border-strong: #2a3754;
    --app-text: #e5e7eb;
    --app-text-muted: #9aa3b2;
    --app-text-subtle: #6b7387;

    --app-sidebar-bg: #060c1a;
    --app-sidebar-fg: #9aa3b2;
    --app-sidebar-fg-strong: #e5e7eb;
    --app-sidebar-divider: rgba(255, 255, 255, 0.05);
    --app-sidebar-hover-bg: rgba(255, 255, 255, 0.04);
    --app-sidebar-active-bg: rgba(37, 99, 235, 0.22);
    --app-sidebar-active-fg: #ffffff;

    --app-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
    --app-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5), 0 1px 2px rgba(0, 0, 0, 0.3);
    --app-shadow: 0 4px 12px rgba(0, 0, 0, 0.45), 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* ---------- Base ---------- */
html { font-size: 15px; }
@media (min-width: 1200px) { html { font-size: 16px; } }

body {
    margin: 0;
    font-family: var(--app-font-sans);
    background: var(--app-bg);
    color: var(--app-text);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--app-primary); text-decoration: none; }
a:hover { color: var(--app-primary-hover); text-decoration: underline; }

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

/* ---------- App shell ---------- */
.app-shell { min-height: 100vh; display: flex; }

.app-sidebar {
    width: var(--app-sidebar-w);
    background: var(--app-sidebar-bg);
    color: var(--app-sidebar-fg);
    position: fixed;
    top: 0; bottom: 0; left: 0;
    display: flex;
    flex-direction: column;
    z-index: 1030;
    transition: transform 0.2s ease;
}

.app-sidebar__brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0 1.25rem;
    height: var(--app-topbar-h);
    color: var(--app-sidebar-fg-strong);
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
    border-bottom: 1px solid var(--app-sidebar-divider);
}
.app-sidebar__brand i { color: var(--app-primary); font-size: 1.4rem; }

.app-sidebar__section {
    padding: 0.75rem 1rem 0.25rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--app-text-subtle);
}

.app-nav { padding: 0.5rem 0.625rem; flex: 1; overflow-y: auto; }
.app-nav__link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.75rem;
    border-radius: var(--app-radius-sm);
    color: var(--app-sidebar-fg);
    font-weight: 500;
    font-size: 0.925rem;
    transition: background 0.15s, color 0.15s;
}
.app-nav__link:hover { background: var(--app-sidebar-hover-bg); color: var(--app-sidebar-fg-strong); text-decoration: none; }
.app-nav__link.is-active { background: var(--app-sidebar-active-bg); color: var(--app-sidebar-active-fg); }
.app-nav__link i { font-size: 1.1rem; width: 1.25rem; text-align: center; }

.app-sidebar__footer {
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--app-sidebar-divider);
    font-size: 0.75rem;
    color: var(--app-text-subtle);
}

/* ---------- Main column ---------- */
.app-main {
    flex: 1;
    margin-left: var(--app-sidebar-w);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1020;
    height: var(--app-topbar-h);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1.25rem;
    background: var(--app-surface);
    border-bottom: 1px solid var(--app-border);
}

.app-topbar__toggle {
    display: none;
    background: transparent;
    border: 0;
    color: var(--app-text);
    font-size: 1.4rem;
    padding: 0.25rem 0.5rem;
}

.app-topbar__user {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    min-width: 0;
}
.app-topbar__user-greeting {
    color: var(--app-text);
    font-size: 0.925rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.app-topbar__user-greeting strong { color: var(--app-text); }
@media (max-width: 600px) {
    .app-topbar__user-greeting { display: none; }
}

.app-topbar__actions { margin-left: auto; display: flex; align-items: center; gap: 0.5rem; }

.app-icon-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--app-text-muted);
    width: 36px; height: 36px;
    border-radius: var(--app-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.app-icon-btn:hover { background: var(--app-surface-2); color: var(--app-text); }
.app-icon-btn i { font-size: 1.05rem; }

.app-logout-btn { width: 40px; height: 40px; }
.app-logout-btn i { font-size: 1.3rem; }
.app-logout-btn:hover {
    background: var(--app-danger-soft);
    color: var(--app-danger);
    border-color: var(--app-danger);
}

.app-theme-toggle [data-app-theme-icon] { display: none; }
[data-app-theme="light"] .app-theme-toggle [data-app-theme-icon="light"],
[data-app-theme="mixed"] .app-theme-toggle [data-app-theme-icon="mixed"],
[data-app-theme="dark"]  .app-theme-toggle [data-app-theme-icon="dark"] { display: inline; }

.theme-option { display: flex; align-items: center; gap: 0.625rem; }
.theme-option i { width: 1.1rem; text-align: center; color: var(--app-text-muted); }
.theme-option.is-active { background: var(--app-surface-2); color: var(--app-primary); }
.theme-option.is-active i { color: var(--app-primary); }

.app-user-btn {
    display: inline-flex;
    align-items: center;
    background: transparent;
    border: 1px solid transparent;
    padding: 0;
    border-radius: 50%;
    cursor: pointer;
}
.app-user-btn:focus-visible {
    outline: 2px solid var(--app-primary);
    outline-offset: 2px;
}
.app-user-btn .app-user-avatar { transition: transform 0.15s, box-shadow 0.15s; }
.app-user-btn:hover .app-user-avatar { box-shadow: 0 0 0 3px var(--app-primary-soft); }
.app-user-avatar {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: var(--app-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
}

/* ---------- Content area ---------- */
.app-content {
    padding: 1.5rem 1.5rem 3rem;
    flex: 1;
}
@media (max-width: 768px) {
    .app-content { padding: 1rem 1rem 2rem; }
}

/* ---------- Sidebar mobile ---------- */
.app-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 1025;
}

@media (max-width: 991.98px) {
    .app-sidebar { transform: translateX(-100%); }
    .app-shell.is-sidebar-open .app-sidebar { transform: translateX(0); box-shadow: var(--app-shadow); }
    .app-shell.is-sidebar-open .app-sidebar-backdrop { display: block; }
    .app-main { margin-left: 0; }
    .app-topbar__toggle { display: inline-flex; }
}

/* ---------- Tipografía y headings ---------- */
h1, .h1 { font-weight: 700; letter-spacing: -0.02em; }
h2, .h2 { font-weight: 600; letter-spacing: -0.015em; }
h3, .h3, h4, .h4, h5, .h5 { font-weight: 600; letter-spacing: -0.01em; }

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.page-header h1 { font-size: 1.5rem; margin: 0; }
.page-header .text-muted { font-size: 0.875rem; }

/* ---------- Cards & KPI ---------- */
.card {
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow-xs);
}
.card-header {
    background: transparent;
    border-bottom: 1px solid var(--app-border);
    padding: 0.875rem 1.125rem;
    font-weight: 600;
    font-size: 0.95rem;
}
.card-body { padding: 1.125rem; }

.kpi-card { padding: 1.125rem; display: flex; flex-direction: column; gap: 0.5rem; }
.kpi-card__label {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--app-text-muted);
    display: flex; align-items: center; gap: 0.5rem;
}
.kpi-card__icon {
    width: 32px; height: 32px;
    border-radius: var(--app-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.kpi-card__icon--primary { background: var(--app-primary-soft); color: var(--app-primary); }
.kpi-card__icon--success { background: var(--app-success-soft); color: var(--app-success); }
.kpi-card__icon--warning { background: var(--app-warning-soft); color: var(--app-warning); }
.kpi-card__icon--info    { background: var(--app-info-soft);    color: var(--app-info); }
.kpi-card__icon--danger  { background: var(--app-danger-soft);  color: var(--app-danger); }

.kpi-card__value {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--app-text);
    line-height: 1.15;
}
.kpi-card__hint { font-size: 0.8rem; color: var(--app-text-muted); }

/* ---------- Tablas ---------- */
.table {
    --bs-table-bg: transparent;
    color: var(--app-text);
    margin-bottom: 0;
}
.table > :not(caption) > * > * {
    background: transparent;
    color: inherit;
    border-bottom-color: var(--app-border);
    padding: 0.7rem 0.875rem;
}
.table thead th {
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--app-text-muted);
    border-bottom-color: var(--app-border-strong);
    background: var(--app-surface-2);
}
.table-hover tbody tr { transition: background 0.12s; }
.table-hover tbody tr:hover { background: var(--app-surface-2); }
.table-flush > :not(caption) > * > *:first-child { padding-left: 1.125rem; }
.table-flush > :not(caption) > * > *:last-child  { padding-right: 1.125rem; }

/* ---------- Badges ---------- */
.badge {
    font-weight: 500;
    font-size: 0.72rem;
    padding: 0.35em 0.6em;
    border-radius: 999px;
    letter-spacing: 0.01em;
}
.badge-soft { display: inline-flex; align-items: center; gap: 0.35em; }
.badge-soft::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-soft.bg-primary-soft  { background: var(--app-primary-soft); color: var(--app-primary); }
.badge-soft.bg-success-soft  { background: var(--app-success-soft); color: var(--app-success); }
.badge-soft.bg-warning-soft  { background: var(--app-warning-soft); color: var(--app-warning); }
.badge-soft.bg-danger-soft   { background: var(--app-danger-soft);  color: var(--app-danger); }
.badge-soft.bg-info-soft     { background: var(--app-info-soft);    color: var(--app-info); }
.badge-soft.bg-neutral-soft  { background: var(--app-surface-2);    color: var(--app-text-muted); }

/* ---------- Botones ---------- */
.btn { border-radius: var(--app-radius-sm); font-weight: 500; }
.btn-primary {
    background: var(--app-primary);
    border-color: var(--app-primary);
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--app-primary-hover);
    border-color: var(--app-primary-hover);
}
.btn-outline-secondary {
    border-color: var(--app-border-strong);
    color: var(--app-text);
}
.btn-outline-secondary:hover {
    background: var(--app-surface-2);
    border-color: var(--app-border-strong);
    color: var(--app-text);
}

/* ---------- Inputs / forms ---------- */
.form-control, .form-select {
    background: var(--app-surface);
    border-color: var(--app-border);
    color: var(--app-text);
    border-radius: var(--app-radius-sm);
}
.form-control:focus, .form-select:focus {
    background: var(--app-surface);
    border-color: var(--app-primary);
    color: var(--app-text);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.form-label { font-weight: 500; font-size: 0.875rem; color: var(--app-text); }

/* ---------- Dropdown ---------- */
.dropdown-menu {
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow);
    padding: 0.375rem;
}
.dropdown-item {
    border-radius: var(--app-radius-sm);
    padding: 0.45rem 0.75rem;
    color: var(--app-text);
    font-size: 0.9rem;
}
.dropdown-item:hover, .dropdown-item:focus { background: var(--app-surface-2); color: var(--app-text); }
.dropdown-divider { border-color: var(--app-border); margin: 0.25rem 0; }

/* ---------- Auth screen (login / access denied no autenticado) ---------- */
.app-auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background:
        radial-gradient(80% 60% at 20% 0%, rgba(37, 99, 235, 0.10), transparent 70%),
        radial-gradient(60% 50% at 100% 100%, rgba(37, 99, 235, 0.06), transparent 70%),
        var(--app-bg);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    box-shadow: var(--app-shadow);
    padding: 2rem 1.75rem;
}
.auth-card__brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--app-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}
.auth-card__brand i { font-size: 1.5rem; }
.auth-card__title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0.5rem 0 0.25rem;
}
.auth-card__subtitle {
    text-align: center;
    color: var(--app-text-muted);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

/* ---------- Helpers ---------- */
.page-narrow { max-width: 560px; margin: 0 auto; }
.page-wide   { max-width: 1240px; margin: 0 auto; }

/* ---------- Empty / estado vacío ---------- */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
}
.empty-state__icon {
    width: 64px; height: 64px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--app-surface-2);
    color: var(--app-text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}
.empty-state__icon--danger { background: var(--app-danger-soft); color: var(--app-danger); }
.empty-state h2 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.empty-state p { color: var(--app-text-muted); margin-bottom: 1.25rem; }

/* ---------- Toolbar (búsqueda + acciones por página) ---------- */
.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1rem;
}
.toolbar__search {
    position: relative;
    min-width: 240px;
    flex: 1;
    max-width: 420px;
}
.toolbar__search i {
    position: absolute;
    left: 0.75rem; top: 50%;
    transform: translateY(-50%);
    color: var(--app-text-subtle);
    pointer-events: none;
}
.toolbar__search .form-control { padding-left: 2.25rem; }
.toolbar__spacer { flex: 1; }

/* ---------- Detail list (dl modernizada) ---------- */
.detail-list {
    display: grid;
    grid-template-columns: minmax(160px, max-content) 1fr;
    gap: 0.75rem 1.5rem;
    margin: 0;
}
.detail-list dt {
    color: var(--app-text-muted);
    font-weight: 500;
    font-size: 0.875rem;
    margin: 0;
}
.detail-list dd { margin: 0; color: var(--app-text); }
@media (max-width: 575.98px) {
    .detail-list { grid-template-columns: 1fr; gap: 0.25rem 0; }
    .detail-list dd { margin-bottom: 0.75rem; }
}

/* ---------- Form sections + actions ---------- */
.form-section {
    padding-bottom: 1.25rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--app-border);
}
.form-section:last-child { border-bottom: 0; padding-bottom: 0; margin-bottom: 0; }
.form-section__title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--app-text);
    margin-bottom: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.form-section__title i { color: var(--app-primary); font-size: 1rem; }

.form-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    padding-top: 1.25rem;
    margin-top: 1.5rem;
    border-top: 1px solid var(--app-border);
}

/* ---------- Botones de acción en tablas (icono compacto) ---------- */
.btn-group-actions {
    display: inline-flex;
    gap: 0.25rem;
    justify-content: flex-end;
}
.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    border-radius: var(--app-radius-sm);
    background: transparent;
    border: 1px solid var(--app-border);
    color: var(--app-text-muted);
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.btn-icon:hover { background: var(--app-surface-2); color: var(--app-text); border-color: var(--app-border-strong); }
.btn-icon.btn-icon--primary:hover { color: var(--app-primary); border-color: var(--app-primary); }
.btn-icon.btn-icon--danger:hover  { color: var(--app-danger);  border-color: var(--app-danger);  background: var(--app-danger-soft); }
.btn-icon i { font-size: 0.95rem; }

/* ---------- Alerts ---------- */
.alert {
    border-radius: var(--app-radius);
    border: 1px solid transparent;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.625rem;
}
.alert-success { background: var(--app-success-soft); color: var(--app-success); }
.alert-danger  { background: var(--app-danger-soft);  color: var(--app-danger); }
.alert-warning { background: var(--app-warning-soft); color: var(--app-warning); }
.alert-info    { background: var(--app-info-soft);    color: var(--app-info); }

/* ---------- Tablas ordenables ---------- */
.table-sortable thead th[data-sort] {
    cursor: pointer;
    user-select: none;
    padding-right: 1.5rem;
    position: relative;
    transition: color 0.12s;
}
.table-sortable thead th[data-sort]:hover { color: var(--app-text); }
.table-sortable thead th[data-sort]::before,
.table-sortable thead th[data-sort]::after {
    content: "";
    position: absolute;
    right: 0.5rem;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    opacity: 0.3;
}
.table-sortable thead th[data-sort]::before {
    bottom: 50%;
    margin-bottom: 2px;
    border-bottom: 4px solid currentColor;
}
.table-sortable thead th[data-sort]::after {
    top: 50%;
    margin-top: 2px;
    border-top: 4px solid currentColor;
}
.table-sortable thead th[data-sort][data-sort-dir="asc"]::before  { opacity: 1; border-bottom-color: var(--app-primary); }
.table-sortable thead th[data-sort][data-sort-dir="desc"]::after  { opacity: 1; border-top-color: var(--app-primary); }
.table-sortable thead th[data-sort][data-sort-dir] { color: var(--app-text); }

/* ---------- Tom Select ajustes finos ---------- */
.ts-control {
    background: var(--app-surface) !important;
    border-color: var(--app-border) !important;
    color: var(--app-text) !important;
    border-radius: var(--app-radius-sm) !important;
    min-height: calc(1.5em + 0.75rem + 2px);
}
.ts-dropdown { border-color: var(--app-border); border-radius: var(--app-radius-sm); }