/* ══════════════════════════════════════════════════════════════════════
   MadGantt — Estilos do componente Gantt Chart
   Prefixo: mad-gantt-
   ══════════════════════════════════════════════════════════════════════ */

/* ── Container ─────────────────────────────────────────────────────── */
.mad-gantt {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #fff;
    overflow: hidden;
    font-family: inherit;
    font-size: 13px;
}

/* ── Header ────────────────────────────────────────────────────────── */
.mad-gantt-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fafc;
    flex-wrap: wrap;
}

.mad-gantt-header-title {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
    margin-right: 12px;
}

.mad-gantt-header-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.mad-gantt-header-info {
    font-size: 14px;
    color: #64748b;
    margin-left: 8px;
    margin-right: auto;
}

.mad-gantt-header-actions {
    display: flex;
    gap: 4px;
    margin-left: auto;
}

/* ── Buttons ───────────────────────────────────────────────────────── */
.mad-gantt-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    background: #fff;
    color: #475569;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
    line-height: 1.4;
}

.mad-gantt-btn:hover {
    background: #f1f5f9;
    border-color: #94a3b8;
}

.mad-gantt-btn--today {
    background: #3b82f6;
    color: #fff;
    border-color: #3b82f6;
}

.mad-gantt-btn--today:hover {
    background: #2563eb;
    border-color: #2563eb;
}

.mad-gantt-btn svg {
    width: 14px;
    height: 14px;
}

/* ── Dropdown (view mode / zoom) ───────────────────────────────────── */
.mad-gantt-dropdown {
    position: relative;
    display: inline-flex;
}

.mad-gantt-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 20;
    min-width: 160px;
    margin-top: 4px;
    padding: 4px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.mad-gantt-dropdown-menu a,
.mad-gantt-dropdown-menu button {
    display: block;
    width: 100%;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    background: none;
    color: #334155;
    font-size: 13px;
    text-align: left;
    cursor: pointer;
    text-decoration: none;
}

.mad-gantt-dropdown-menu a:hover,
.mad-gantt-dropdown-menu button:hover {
    background: #f1f5f9;
}

.mad-gantt-dropdown-menu a.active,
.mad-gantt-dropdown-menu button.active {
    background: #eff6ff;
    color: #2563eb;
    font-weight: 500;
}

/* ── Layout (sidebar + body) ───────────────────────────────────────── */
.mad-gantt-layout {
    display: flex;
    overflow: hidden;
}

/* ── Sidebar ───────────────────────────────────────────────────────── */
.mad-gantt-sidebar {
    flex-shrink: 0;
    width: 180px;
    border-right: 2px solid #e2e8f0;
    background: #fff;
    overflow: hidden;
}

.mad-gantt--lg .mad-gantt-sidebar {
    width: 220px;
}

.mad-gantt-sidebar-header {
    height: 40px;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fafc;
}

.mad-gantt-sidebar-subheader {
    height: 28px;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fafc;
}

.mad-gantt-sidebar-row {
    display: flex;
    align-items: center;
    padding: 0 12px;
    min-height: 48px;
    border-bottom: 1px solid #f1f5f9;
    font-size: 13px;
    font-weight: 500;
    color: #334155;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mad-gantt-sidebar-row--striped {
    background: #f8fafc;
}

/* ── Body (scrollable grid) ────────────────────────────────────────── */
.mad-gantt-body {
    flex: 1;
    overflow-x: auto;
    overflow-y: hidden;
}

/* ── Table ─────────────────────────────────────────────────────────── */
.mad-gantt-table {
    border-collapse: collapse;
    table-layout: fixed;
}

/* ── Table Head ────────────────────────────────────────────────────── */
.mad-gantt-thead-month {
    height: 40px;
    background: #f8fafc;
}

.mad-gantt-thead-month th {
    border-bottom: 1px solid #e2e8f0;
    border-right: 1px solid #e2e8f0;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: #475569;
    padding: 0 4px;
    white-space: nowrap;
    overflow: hidden;
}

.mad-gantt-thead-day {
    height: 40px;
    background: #f8fafc;
}

.mad-gantt-thead-day th {
    border-bottom: 1px solid #e2e8f0;
    border-right: 1px solid #f1f5f9;
    text-align: center;
    font-size: 11px;
    color: #64748b;
    padding: 2px 0;
    vertical-align: middle;
}

.mad-gantt-thead-day th .mad-gantt-day-name {
    display: block;
    font-size: 10px;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mad-gantt-thead-day th .mad-gantt-day-num {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #475569;
}

.mad-gantt-thead-day th.mad-gantt-today {
    background: #eff6ff;
}

.mad-gantt-thead-day th.mad-gantt-today .mad-gantt-day-num {
    color: #2563eb;
    font-weight: 700;
}

.mad-gantt-thead-day th.mad-gantt-weekend {
    background: #fafafa;
    color: #94a3b8;
}

/* ── Sub-header (hours) ────────────────────────────────────────────── */
.mad-gantt-thead-hour {
    height: 28px;
    background: #fafafa;
}

.mad-gantt-thead-hour th {
    border-bottom: 1px solid #e2e8f0;
    border-right: 1px solid #f1f5f9;
    text-align: center;
    font-size: 10px;
    color: #94a3b8;
    padding: 0;
}

/* ── Grid Cells ────────────────────────────────────────────────────── */
.mad-gantt-row {
    position: relative;
    min-height: 48px;
}

.mad-gantt-row td {
    border-bottom: 1px solid #f1f5f9;
    border-right: 1px solid #f1f5f9;
    padding: 0;
    vertical-align: top;
    height: 48px;
}

.mad-gantt-row--striped td {
    background: #fafbfc;
}

.mad-gantt-row td.mad-gantt-cell--striped {
    background: #f8fafc;
}

.mad-gantt-row td.mad-gantt-cell--today {
    background: #eff6ff40;
}

.mad-gantt-row td.mad-gantt-cell--weekend {
    background: #fafafa;
}

.mad-gantt-row td.mad-gantt-cell--clickable {
    cursor: pointer;
}

.mad-gantt-row td.mad-gantt-cell--clickable:hover {
    background: #f0f9ff;
}

/* ── Events ────────────────────────────────────────────────────────── */
.mad-gantt-events-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    padding: 4px 0;
}

.mad-gantt-event {
    position: absolute;
    height: 28px;
    border-radius: 4px;
    background: #94a3b8;
    color: #fff;
    display: flex;
    align-items: center;
    overflow: hidden;
    cursor: pointer;
    pointer-events: auto;
    user-select: none;
    transition: box-shadow 0.15s ease;
    z-index: 2;
    font-size: 12px;
    border: 1px solid rgba(0,0,0,0.08);
}

.mad-gantt-event:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    z-index: 5;
}

.mad-gantt-event--dragging {
    opacity: 0.8;
    z-index: 10;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    cursor: grabbing;
}

.mad-gantt-event-title {
    padding: 0 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    font-weight: 500;
    line-height: 28px;
}

/* ── Progress bar ──────────────────────────────────────────────────── */
.mad-gantt-event-progress {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    background: rgba(0,0,0,0.15);
    border-radius: 4px 0 0 4px;
    pointer-events: none;
    transition: width 0.2s ease;
}

/* ── Resize handles ────────────────────────────────────────────────── */
.mad-gantt-resize-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 6px;
    z-index: 3;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.mad-gantt-event:hover .mad-gantt-resize-handle {
    opacity: 1;
}

.mad-gantt-resize-w {
    left: 0;
    cursor: w-resize;
    border-radius: 4px 0 0 4px;
    background: rgba(255,255,255,0.3);
}

.mad-gantt-resize-e {
    right: 0;
    cursor: e-resize;
    border-radius: 0 4px 4px 0;
    background: rgba(255,255,255,0.3);
}

/* ── Zoom sizes (cell width) ───────────────────────────────────────── */
.mad-gantt--xs .mad-gantt-cell { width: 30px; min-width: 30px; }
.mad-gantt--sm .mad-gantt-cell { width: 60px; min-width: 60px; }
.mad-gantt--md .mad-gantt-cell { width: 120px; min-width: 120px; }
.mad-gantt--lg .mad-gantt-cell { width: 240px; min-width: 240px; }

.mad-gantt--xs .mad-gantt-thead-day th { width: 30px; min-width: 30px; }
.mad-gantt--sm .mad-gantt-thead-day th { width: 60px; min-width: 60px; }
.mad-gantt--md .mad-gantt-thead-day th { width: 120px; min-width: 120px; }
.mad-gantt--lg .mad-gantt-thead-day th { width: 240px; min-width: 240px; }

.mad-gantt--xs .mad-gantt-thead-hour th { width: 30px; min-width: 30px; }
.mad-gantt--sm .mad-gantt-thead-hour th { width: 60px; min-width: 60px; }
.mad-gantt--md .mad-gantt-thead-hour th { width: 120px; min-width: 120px; }
.mad-gantt--lg .mad-gantt-thead-hour th { width: 240px; min-width: 240px; }

/* ── Compact events (no vertical gap) ──────────────────────────────── */
.mad-gantt--compact .mad-gantt-event {
    height: 22px;
    font-size: 11px;
}

.mad-gantt--compact .mad-gantt-event-title {
    line-height: 22px;
    padding: 0 6px;
}

.mad-gantt--compact .mad-gantt-events-layer {
    padding: 2px 0;
}

/* ── Popover ───────────────────────────────────────────────────────── */
.mad-gantt-popover {
    position: fixed;
    z-index: 50;
    padding: 8px 12px;
    background: #1e293b;
    color: #fff;
    border-radius: 6px;
    font-size: 12px;
    max-width: 280px;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    line-height: 1.5;
}

.mad-gantt-popover-title {
    font-weight: 600;
    margin-bottom: 4px;
}

/* ── Today line (vertical indicator) ───────────────────────────────── */
.mad-gantt-today-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #ef4444;
    z-index: 4;
    pointer-events: none;
}

/* ── Empty state ───────────────────────────────────────────────────── */
.mad-gantt-empty {
    padding: 40px 20px;
    text-align: center;
    color: #94a3b8;
    font-size: 14px;
}

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .mad-gantt-sidebar {
        width: 120px;
    }

    .mad-gantt-header {
        padding: 8px 12px;
    }

    .mad-gantt-header-title {
        font-size: 14px;
    }
}