/* ============================================================
   MÓDULO: Gestión de Disponibilidad y Ausencias
   Fundación Red ERP — Fase 9
   Light Mode — compatible con variables.css del sistema
   ============================================================ */

/* ── Variables locales ──────────────────────────────────────── */
:root {
    --abs-approved:  #22C55E;
    --abs-pending:   #F59E0B;
    --abs-reviewed:  #3B82F6;
    --abs-rejected:  #EF4444;
    --abs-cancelled: #94A3B8;
    --abs-radius:    12px;
    --abs-card-bg:   var(--bg-surface, #FFFFFF);
    --abs-body-bg:   var(--bg-body, #F4F6F9);
    --abs-border:    var(--border-color, #E8ECF0);
    --abs-text:      var(--text-primary, #1A1A2E);
    --abs-muted:     var(--text-secondary, #64748B);
}

/* ── Layout principal ───────────────────────────────────────── */
.absences-module {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.5rem;
    min-height: 100%;
    background: var(--abs-body-bg);
}

.absences-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.absences-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary, #1A1A2E);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.absences-header .subtitle {
    color: var(--abs-muted);
    font-size: 0.85rem;
    margin: 0.25rem 0 0;
}

/* ── Tabs ───────────────────────────────────────────────────── */
.abs-tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--abs-card-bg);
    border: 1px solid var(--abs-border);
    border-radius: var(--abs-radius);
    padding: 0.3rem;
    width: fit-content;
    flex-wrap: wrap;
    box-shadow: var(--shadow-xs, 0 1px 2px rgba(0,0,0,0.04));
}

.abs-tab {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 1rem;
    border-radius: 8px;
    border: none;
    background: transparent;
    color: var(--abs-muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    font-family: var(--font-primary, 'Inter', sans-serif);
}

.abs-tab:hover {
    background: var(--bg-hover, #F8F9FB);
    color: var(--abs-text);
}

.abs-tab.active {
    background: var(--color-primary, #E53935);
    color: #fff;
    box-shadow: 0 2px 8px rgba(229, 57, 53, 0.3);
}

.abs-tab .tab-badge {
    background: rgba(255,255,255,0.3);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    padding: 0.1rem 0.4rem;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}
.abs-tab:not(.active) .tab-badge {
    background: var(--color-danger, #EF4444);
    color: #fff;
}

/* ── KPI Cards ──────────────────────────────────────────────── */
.abs-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.abs-kpi-card {
    background: var(--abs-card-bg);
    border: 1px solid var(--abs-border);
    border-radius: var(--abs-radius);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.06));
}

.abs-kpi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 100%;
    background: var(--kpi-color, #E53935);
    border-radius: 4px 0 0 4px;
}

.abs-kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md, 0 4px 12px rgba(0,0,0,0.08));
}

.abs-kpi-icon {
    font-size: 2rem;
    min-width: 2.5rem;
    text-align: center;
}

.abs-kpi-content .kpi-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--kpi-color, #E53935);
    line-height: 1;
}

.abs-kpi-content .kpi-label {
    font-size: 0.8rem;
    color: var(--abs-muted);
    margin-top: 0.25rem;
}

/* ── Cards / Containers ─────────────────────────────────────── */
.abs-table-container {
    background: var(--abs-card-bg);
    border: 1px solid var(--abs-border);
    border-radius: var(--abs-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.06));
}

.abs-table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--abs-border);
    flex-wrap: wrap;
    gap: 0.75rem;
    background: var(--abs-card-bg);
}

.abs-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.abs-filter-select,
.abs-filter-input {
    padding: 0.4rem 0.75rem;
    background: var(--bg-input, #FFFFFF);
    border: 1px solid var(--abs-border);
    border-radius: 8px;
    color: var(--abs-text);
    font-size: 0.85rem;
    min-width: 140px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: var(--font-primary, 'Inter', sans-serif);
}

.abs-filter-select:focus,
.abs-filter-input:focus {
    border-color: var(--color-primary, #E53935);
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.12);
}

/* ── Tabla ──────────────────────────────────────────────────── */
.abs-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.abs-table th {
    padding: 0.7rem 1rem;
    text-align: left;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--abs-muted);
    background: var(--bg-body, #F4F6F9);
    border-bottom: 1px solid var(--abs-border);
    white-space: nowrap;
}

.abs-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--abs-border);
    vertical-align: middle;
    color: var(--abs-text);
}

.abs-table tr:last-child td { border-bottom: none; }

.abs-table tr:hover td {
    background: var(--bg-hover, #F8F9FB);
}

.abs-user-cell {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.abs-user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #E53935, #C62828);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
    overflow: hidden;
}

.abs-user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ── Badges de estado ───────────────────────────────────────── */
.abs-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.65rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    white-space: nowrap;
}

.abs-badge.pending   { background: rgba(245,158,11,0.12);  color: #D97706; border: 1px solid rgba(245,158,11,0.3); }
.abs-badge.reviewed  { background: rgba(59,130,246,0.12);  color: #2563EB; border: 1px solid rgba(59,130,246,0.3); }
.abs-badge.approved  { background: rgba(34,197,94,0.12);   color: #16A34A; border: 1px solid rgba(34,197,94,0.3); }
.abs-badge.rejected  { background: rgba(239,68,68,0.10);   color: #DC2626; border: 1px solid rgba(239,68,68,0.25); }
.abs-badge.cancelled { background: rgba(148,163,184,0.12); color: #64748B; border: 1px solid rgba(148,163,184,0.3); }

.abs-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.2rem 0.6rem;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 500;
    background: rgba(0,0,0,0.04);
    border: 1px solid currentColor;
    opacity: 0.85;
}

/* ── Botones ────────────────────────────────────────────────── */
.abs-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.9rem;
    border-radius: 8px;
    border: none;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: var(--font-primary, 'Inter', sans-serif);
}

.abs-btn-primary {
    background: var(--color-primary, #E53935);
    color: #fff;
    box-shadow: 0 2px 8px rgba(229, 57, 53, 0.3);
}
.abs-btn-primary:hover { background: var(--color-primary-dark, #C62828); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(229, 57, 53, 0.4); }

.abs-btn-success {
    background: rgba(34,197,94,0.1);
    color: #16A34A;
    border: 1px solid rgba(34,197,94,0.3);
}
.abs-btn-success:hover { background: rgba(34,197,94,0.18); }

.abs-btn-danger {
    background: rgba(239,68,68,0.08);
    color: #DC2626;
    border: 1px solid rgba(239,68,68,0.2);
}
.abs-btn-danger:hover { background: rgba(239,68,68,0.15); }

.abs-btn-ghost {
    background: transparent;
    color: var(--abs-muted);
    border: 1px solid var(--abs-border);
}
.abs-btn-ghost:hover { background: var(--bg-hover, #F8F9FB); color: var(--abs-text); }

/* ── Modal ──────────────────────────────────────────────────── */
.abs-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 15, 30, 0.5);
    backdrop-filter: blur(3px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050;
    padding: 1rem;
    animation: absIn 0.2s ease;
}

@keyframes absIn { from { opacity: 0; } to { opacity: 1; } }

.abs-modal {
    background: var(--abs-card-bg);
    border: 1px solid var(--abs-border);
    border-radius: 16px;
    width: 100%;
    max-width: 620px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl, 0 20px 50px rgba(0,0,0,0.15));
    animation: absSlide 0.25s ease;
}

@keyframes absSlide { from { transform: translateY(16px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.abs-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 1.5rem;
    border-bottom: 1px solid var(--abs-border);
}

.abs-modal-header h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
    color: var(--abs-text);
}

.abs-modal-close {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    border: 1px solid var(--abs-border);
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--abs-muted);
    transition: all 0.2s;
}
.abs-modal-close:hover { background: rgba(239,68,68,0.08); color: #DC2626; border-color: rgba(239,68,68,0.3); }

.abs-modal-body { padding: 1.5rem; }

.abs-modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--abs-border);
    background: var(--bg-body, #F4F6F9);
    border-radius: 0 0 16px 16px;
}

/* ── Form ───────────────────────────────────────────────────── */
.abs-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.abs-form-grid .full-width { grid-column: 1 / -1; }

.abs-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.abs-form-group label {
    font-size: 0.775rem;
    font-weight: 600;
    color: var(--abs-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.abs-form-group label .required { color: var(--color-danger, #EF4444); margin-left: 2px; }

.abs-form-control {
    padding: 0.55rem 0.85rem;
    background: var(--bg-input, #FFFFFF);
    border: 1px solid var(--abs-border);
    border-radius: 8px;
    color: var(--abs-text);
    font-size: 0.875rem;
    width: 100%;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: var(--font-primary, 'Inter', sans-serif);
}

.abs-form-control:focus {
    border-color: var(--color-primary, #E53935);
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.1);
}

textarea.abs-form-control { resize: vertical; min-height: 80px; }

/* Selector visual de tipo */
.abs-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.6rem;
}

.abs-type-option {
    border: 1.5px solid var(--abs-border);
    border-radius: 10px;
    padding: 0.75rem 0.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--abs-card-bg);
}

.abs-type-option:hover {
    border-color: var(--color-primary, #E53935);
    background: rgba(229, 57, 53, 0.04);
}

.abs-type-option.selected {
    border-color: var(--type-color, #E53935);
    background: rgba(229, 57, 53, 0.06);
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.12);
}

.abs-type-option .type-icon { font-size: 1.5rem; display: block; margin-bottom: 0.3rem; }
.abs-type-option .type-name { font-size: 0.72rem; font-weight: 600; color: var(--abs-text); }

/* Resumen cálculo */
.abs-calc-summary {
    background: rgba(229, 57, 53, 0.05);
    border: 1px solid rgba(229, 57, 53, 0.2);
    border-radius: 10px;
    padding: 0.875rem 1rem;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.abs-calc-item { display: flex; flex-direction: column; align-items: center; gap: 0.2rem; }
.abs-calc-item .value { font-size: 1.25rem; font-weight: 800; color: var(--color-primary, #E53935); line-height: 1; }
.abs-calc-item .label { font-size: 0.72rem; color: var(--abs-muted); text-transform: uppercase; letter-spacing: 0.03em; }

/* Área de archivo de soporte */
.abs-file-drop {
    border: 2px dashed var(--abs-border);
    border-radius: 10px;
    padding: 1.25rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    min-height: 90px;
    justify-content: center;
    background: var(--bg-input, #FFFFFF);
    user-select: none;
}
.abs-file-drop:hover,
.abs-file-drop.dragging {
    border-color: var(--color-primary, #E53935);
    background: rgba(229, 57, 53, 0.04);
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.08);
}

/* ── Calendario ─────────────────────────────────────────────── */
.abs-calendar-container {
    background: var(--abs-card-bg);
    border: 1px solid var(--abs-border);
    border-radius: var(--abs-radius);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.abs-calendar-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.abs-calendar-legend {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    font-size: 0.8rem;
}

.abs-legend-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--abs-muted);
}

.abs-legend-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* FullCalendar overrides — Light Mode */
.abs-calendar-container .fc { font-family: var(--font-primary, 'Inter', sans-serif); }
.abs-calendar-container .fc-toolbar-title { font-size: 1rem; font-weight: 700; color: var(--abs-text); }
.abs-calendar-container .fc-button {
    background: var(--abs-card-bg) !important;
    border-color: var(--abs-border) !important;
    color: var(--color-primary, #E53935) !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    border-radius: 7px !important;
    transition: all 0.2s !important;
    box-shadow: var(--shadow-xs) !important;
}
.abs-calendar-container .fc-button:hover { background: var(--bg-hover) !important; }
.abs-calendar-container .fc-button-active { background: var(--color-primary, #E53935) !important; color: #fff !important; border-color: var(--color-primary, #E53935) !important; }
.abs-calendar-container .fc-daygrid-day-number,
.abs-calendar-container .fc-col-header-cell-cushion { color: var(--abs-text); font-size: 0.8rem; }
.abs-calendar-container .fc-day-today { background: rgba(229, 57, 53, 0.05) !important; }
.abs-calendar-container .fc-event { border-radius: 5px !important; font-size: 0.72rem !important; cursor: pointer !important; }
.abs-calendar-container .fc-scrollgrid { border-color: var(--abs-border) !important; }
.abs-calendar-container .fc-scrollgrid-section > td { border-color: var(--abs-border) !important; }
.abs-calendar-container .fc-daygrid-day { border-color: var(--abs-border) !important; }

/* ── Timeline ───────────────────────────────────────────────── */
.abs-timeline { display: flex; flex-direction: column; gap: 0; padding: 0.5rem 0; }

.abs-timeline-item {
    display: flex;
    gap: 0.875rem;
    padding-bottom: 1.25rem;
    position: relative;
}
.abs-timeline-item:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 32px;
    bottom: 0;
    width: 2px;
    background: var(--abs-border);
}

.abs-timeline-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.abs-timeline-content { flex: 1; padding-top: 0.25rem; }
.abs-timeline-title { font-size: 0.875rem; font-weight: 600; color: var(--abs-text); }
.abs-timeline-meta { font-size: 0.75rem; color: var(--abs-muted); margin-top: 0.15rem; }

/* ── Absence cards ──────────────────────────────────────────── */
.abs-absence-card {
    background: var(--abs-card-bg);
    border: 1px solid var(--abs-border);
    border-radius: 10px;
    padding: 0.875rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.abs-absence-card:hover { border-color: rgba(229,57,53,0.25); box-shadow: var(--shadow-sm); }
.abs-absence-card .card-icon { font-size: 1.4rem; min-width: 2rem; text-align: center; }
.abs-absence-card .card-info { flex: 1; overflow: hidden; }
.abs-absence-card .card-user { font-weight: 600; font-size: 0.875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--abs-text); }
.abs-absence-card .card-type { font-size: 0.78rem; color: var(--abs-muted); margin: 0.1rem 0; }
.abs-absence-card .card-dates { font-size: 0.75rem; color: var(--abs-muted); }

/* ── Notif badge ────────────────────────────────────────────── */
.abs-notif-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    background: var(--color-danger, #EF4444);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 800;
    border-radius: 9px;
    line-height: 1;
    animation: absPulse 2s ease infinite;
}

@keyframes absPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.15); } }

/* ── Loader ─────────────────────────────────────────────────── */
.abs-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    gap: 0.75rem;
    color: var(--abs-muted);
    font-size: 0.875rem;
}

.abs-spinner {
    width: 22px;
    height: 22px;
    border: 3px solid var(--abs-border);
    border-top-color: var(--color-primary, #E53935);
    border-radius: 50%;
    animation: absSpin 0.8s linear infinite;
}

@keyframes absSpin { to { transform: rotate(360deg); } }

/* ── Empty state ────────────────────────────────────────────── */
.abs-empty {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--abs-muted);
}
.abs-empty .empty-icon { font-size: 3rem; display: block; margin-bottom: 0.75rem; opacity: 0.4; }
.abs-empty .empty-title { font-size: 1rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--abs-text); }
.abs-empty .empty-subtitle { font-size: 0.85rem; }

/* ── Paginación ─────────────────────────────────────────────── */
.abs-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    border-top: 1px solid var(--abs-border);
}

.abs-page-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: 1px solid var(--abs-border);
    background: var(--abs-card-bg);
    color: var(--abs-text);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.abs-page-btn:hover { border-color: var(--color-primary, #E53935); color: var(--color-primary, #E53935); }
.abs-page-btn.active { background: var(--color-primary, #E53935); border-color: var(--color-primary, #E53935); color: #fff; }
.abs-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Grid responsive 2 cols ─────────────────────────────────── */
.responsive-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
    .absences-module { padding: 1rem; }
    .abs-kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .abs-form-grid { grid-template-columns: 1fr; }
    .abs-form-grid .full-width { grid-column: 1; }
    .abs-table th:nth-child(n+5),
    .abs-table td:nth-child(n+5) { display: none; }
    .abs-tabs { width: 100%; }
    .responsive-grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .abs-kpi-grid { grid-template-columns: 1fr 1fr; }
    .abs-type-grid { grid-template-columns: repeat(2, 1fr); }
}