/* ══════════════════════════════════════════════════════════════════════
   PERFORMANCE — style riêng cho Team Performance.
   Mobile-first: card member là representation mặc định; bảng thật chỉ
   xuất hiện từ tablet ngang để tránh ép dữ liệu rộng vào 360px.
══════════════════════════════════════════════════════════════════════ */

.perf {
  min-height: 100dvh;
  padding: var(--space-4);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

.perf__icon,
.perf__sort-icon {
  width: var(--space-4);
  height: var(--space-4);
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: calc(var(--space-1) / 2);
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ══ HEADER ═══════════════════════════════════════════════════════════ */

.perf__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.perf__heading {
  min-width: 0;
}

.perf__title {
  font-size: clamp(var(--fs-md), 5vw, var(--fs-lg));
}

.perf__subtitle {
  margin-top: var(--space-1);
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.perf__header-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.perf__range {
  width: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.perf__range .pill {
  flex: 1;
  min-width: max-content;
}

.perf__export {
  min-height: var(--row-h);
}

/* ══ KPI ══════════════════════════════════════════════════════════════ */

.perf__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.perf__stat {
  position: relative;
  min-width: 0;
  overflow: hidden;
}

.perf__stat .stat__value {
  padding-right: var(--space-8);
  font-size: clamp(var(--fs-lg), 6vw, var(--fs-xl));
}

.perf__stat .stat__delta {
  max-width: calc(100% - var(--space-4));
}

.perf__stat--danger .stat__value {
  color: var(--danger);
}

.perf__delta--good.stat__delta.is-down {
  color: var(--success);
}

.perf__sparkline {
  position: absolute;
  right: var(--space-4);
  bottom: var(--space-4);
  width: calc(var(--space-16) + var(--space-4));
  height: var(--space-6);
  color: var(--primary);
  fill: none;
  stroke: currentColor;
  stroke-width: calc(var(--space-1) / 2);
  opacity: .35;
}

.perf__stat--danger .perf__sparkline {
  color: var(--danger);
}

/* ══ TOOLBAR ══════════════════════════════════════════════════════════
   Desktop toolbar ẩn trên màn nhỏ vì toàn bộ filter được gom vào
   details bottom-sheet phía dưới.
══════════════════════════════════════════════════════════════════════ */

.perf__toolbar {
  display: none;
  margin-bottom: var(--space-4);
}

.perf__search {
  min-width: 0;
}

.perf__select,
.perf__page-size {
  position: relative;
}

.perf__select-trigger,
.perf__page-size-trigger {
  display: flex;
  align-items: center;
  list-style: none;
}

.perf__select-trigger::-webkit-details-marker,
.perf__page-size-trigger::-webkit-details-marker,
.perf__mobile-filter-trigger::-webkit-details-marker {
  display: none;
}

.perf__select-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  left: 0;
  right: 0;
  z-index: var(--z-dropdown);
}

/* ══ MOBILE FILTER SHEET ══════════════════════════════════════════════ */

.perf__mobile-filters {
  margin-bottom: var(--space-4);
}

.perf__mobile-filter-trigger {
  min-height: var(--row-h);
  list-style: none;
}

.perf__filter-backdrop {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: var(--overlay);
  opacity: 0;
  visibility: hidden;
}

.perf__filter-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: calc(var(--z-modal) + 1);
  max-height: 88vh;
  background: var(--surface);
  border-top: calc(var(--space-1) / 4) solid var(--border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-lg);
  transform: translateY(100%);
  transition: transform var(--t-slow);
}

.perf__mobile-filters[open] .perf__filter-backdrop {
  opacity: 1;
  visibility: visible;
}

.perf__mobile-filters[open] .perf__filter-sheet {
  transform: translateY(0);
}

.perf__filter-sheet-header {
  padding: var(--space-5);
  border-bottom: calc(var(--space-1) / 4) solid var(--border);
}

.perf__filter-sheet-body {
  max-height: calc(88vh - var(--space-16));
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  overflow-y: auto;
}

.perf__mobile-group-switch {
  width: 100%;
}

.perf__mobile-group-switch .pill {
  flex: 1;
}

/* ══ RANKING — MOBILE CARDS ══════════════════════════════════════════ */

.perf__ranking {
  margin-bottom: var(--space-5);
  overflow: hidden;
}

.perf__table-scroll {
  display: none;
}

.perf__card-list {
  padding: var(--space-3);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.perf__member-card {
  min-width: 0;
  padding: var(--space-4);
}

.perf__member-card.is-selected {
  background: var(--primary-soft);
  border-color: var(--primary-border);
}

.perf__member-card--alert {
  box-shadow:
    inset calc(var(--space-1) * .75) 0 0 var(--danger),
    var(--shadow-sm);
}

.perf__member-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.perf__member {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.perf__member-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-1);
}

.perf__member-name {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: var(--fs-base);
}

.perf__role-badge--dev {
  color: var(--role-dev);
}

.perf__role-badge--art {
  color: var(--role-art);
}

.perf__role-badge--gd {
  color: var(--role-gamedesign);
}

.perf__role-badge--qa {
  color: var(--role-qa);
}

.perf__card-menu,
.perf__row-menu {
  min-width: var(--row-h);
  min-height: var(--row-h);
}

.perf__mobile-rate {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.perf__mobile-rate > div:first-child {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.perf__mobile-rate-label {
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.perf__mobile-rate-value {
  font-size: clamp(var(--fs-lg), 6vw, var(--fs-xl));
}

.perf__mobile-metrics {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: calc(var(--space-1) / 4) solid var(--border);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.perf__mobile-metrics > div {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-align: center;
}

.perf__mobile-metrics > div + div {
  border-left: calc(var(--space-1) / 4) solid var(--border);
}

.perf__metric-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-muted);
  font-size: var(--fs-xs);
}

.perf__danger-value {
  color: var(--danger);
}

/* Data-driven progress values are semantic report values, not layout tokens. */


/* ══ DESKTOP TABLE ════════════════════════════════════════════════════ */

.perf__table {
  min-width: calc(var(--space-16) * 14);
}

.perf__table th,
.perf__table td {
  white-space: nowrap;
}

.perf__member-column,
.perf__member-cell {
  position: sticky;
  left: 0;
}

.perf__member-column {
  z-index: calc(var(--z-sticky) + 1);
}

.perf__member-cell {
  z-index: var(--z-sticky);
  background: var(--surface);
}

.perf__row.is-selected {
  background: var(--primary-soft);
}

.perf__row.is-selected .perf__member-cell {
  background: var(--primary-soft);
}

.perf__row--alert {
  box-shadow: inset calc(var(--space-1) * .75) 0 0 var(--danger);
}

.perf__sort-button {
  min-height: var(--row-h);
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.perf__sort-icon {
  width: var(--space-3);
  height: var(--space-3);
  color: var(--text-faint);
}

.perf__sort-button.is-sorted {
  color: var(--text);
}

.perf__sort-button.is-sorted .perf__sort-icon {
  color: var(--text);
}

.perf__on-time-cell {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.perf__member-progress {
  width: calc(var(--space-16) + var(--space-4));
  flex: none;
}

.perf__total {
  color: var(--text-muted);
}

.perf__trend {
  width: calc(var(--space-12) + var(--space-3));
  height: var(--space-5);
  color: var(--primary);
  fill: none;
  stroke: currentColor;
  stroke-width: calc(var(--space-1) / 2);
}

/* ══ PAGINATION ═══════════════════════════════════════════════════════ */

.perf__pagination {
  padding: var(--space-4);
  border-top: calc(var(--space-1) / 4) solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.perf__pagination-summary {
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.perf__pagination-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.perf__page-size {
  width: 100%;
}

.perf__page-size-menu {
  position: absolute;
  left: 0;
  bottom: calc(100% + var(--space-1));
  width: 100%;
  z-index: var(--z-dropdown);
}

.perf__pages {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.perf__pages .btn {
  min-width: var(--row-h);
  min-height: var(--row-h);
  flex: none;
}

.perf__page-ellipsis {
  min-width: var(--row-h);
  min-height: var(--row-h);
  display: grid;
  place-items: center;
  color: var(--text-muted);
}

/* ══ CHARTS ═══════════════════════════════════════════════════════════ */

.perf__charts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.perf__chart-card {
  min-width: 0;
  overflow: hidden;
}

.perf__bar-chart,
.perf__line-chart {
  height: calc(
    var(--space-16) +
    var(--space-16) +
    var(--space-12) +
    var(--space-1)
  );
}

.perf__bar-chart {
  position: relative;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  align-items: end;
  gap: var(--space-2);
  padding-top: var(--space-3);
}

.perf__grid-line {
  position: absolute;
  left: 0;
  right: 0;
  height: calc(var(--space-1) / 4);
  background: var(--border);
}

.perf__grid-line--1 {
  top: 25%;
}

.perf__grid-line--2 {
  top: 50%;
}

.perf__grid-line--3 {
  top: 75%;
}

.perf__bar-column {
  position: relative;
  z-index: 1;
  height: 100%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: var(--space-2);
}

.perf__bar {
  width: 100%;
  max-width: var(--space-8);
  margin: 0 auto;
  background: var(--primary);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}


.perf__bar-label {
  flex: none;
  color: var(--text-muted);
  font-size: var(--fs-xs);
  text-align: center;
}

.perf__line-chart {
  color: var(--primary);
}

.perf__line-chart svg {
  width: 100%;
  height: 100%;
}

.perf__line-area {
  fill: url(#perf-line-fill);
  stroke: none;
}

.perf__line-path {
  fill: none;
  stroke: currentColor;
  stroke-width: calc(var(--space-1) / 2);
  stroke-linecap: round;
  stroke-linejoin: round;
}

.perf__line-dot {
  fill: var(--surface);
  stroke: currentColor;
  stroke-width: calc(var(--space-1) / 2);
}

/* ══ EMPTY + SKELETON ════════════════════════════════════════════════ */

.perf__state + .perf__empty-icon {
  fill: none;
  stroke: currentColor;
  stroke-width: calc(var(--space-1) / 2);
}

.perf__skeleton-avatar {
  width: var(--space-8);
  height: var(--space-8);
  border-radius: var(--radius-full);
}

.perf__skeleton-name,
.perf__skeleton-value {
  height: var(--space-3);
}

.perf__skeleton-name--short {
  width: 68%;
}

.perf__skeleton-value--short {
  width: 60%;
}

/* ══ MEMBER DRAWER ════════════════════════════════════════════════════ */

.perf__drawer-header {
  align-items: flex-start;
}

.perf__drawer-profile {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.perf__drawer-profile-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
}

.perf__drawer-profile-copy h2 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.perf__drawer-close {
  min-width: var(--row-h);
  min-height: var(--row-h);
}

.perf__drawer-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.perf__drawer-stat {
  min-width: 0;
}

.perf__drawer-stat .stat__value {
  font-size: clamp(var(--fs-md), 5vw, var(--fs-xl));
}

.perf__recent-tasks {
  margin-top: var(--space-6);
}

.perf__section-title {
  margin-bottom: var(--space-3);
  font-size: var(--fs-sm);
}

.perf__recent-task {
  padding: var(--space-3) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-bottom: calc(var(--space-1) / 4) solid var(--border);
}

.perf__recent-task-title {
  min-width: 0;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

.perf__recent-task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ══ TOUCH / FOCUS ════════════════════════════════════════════════════ */

.perf__member-card,
.perf__row {
  outline: none;
}

.perf__member-card:focus-visible {
  box-shadow: var(--shadow-focus);
}

.perf__row:focus-visible {
  box-shadow: inset 0 0 0 calc(var(--space-1) / 2) var(--primary);
}

/* ══ HOVER CHỈ TRÊN THIẾT BỊ CÓ HOVER ════════════════════════════════ */

@media (hover: hover) {
  .perf__member-card:hover {
    background: var(--surface-hover);
  }

  .perf__member-card.is-selected:hover {
    background: var(--primary-soft);
  }

  .perf__row:hover {
    background: var(--surface-hover);
  }

  .perf__row:hover .perf__member-cell {
    background: var(--surface-hover);
  }

  .perf__row.is-selected:hover,
  .perf__row.is-selected:hover .perf__member-cell {
    background: var(--primary-soft);
  }

  .perf__sort-button:not(.is-sorted) .perf__sort-icon {
    opacity: 0;
    transition: opacity var(--t-fast);
  }

  .perf__sort-button:not(.is-sorted):hover .perf__sort-icon,
  .perf__sort-button:not(.is-sorted):focus-visible .perf__sort-icon {
    opacity: 1;
  }

  .perf__row-menu {
    opacity: 0;
    transition: opacity var(--t-fast);
  }

  .perf__row:hover .perf__row-menu,
  .perf__row-menu:focus-visible {
    opacity: 1;
  }
}

/* ══ 481–768px ════════════════════════════════════════════════════════
   Card member chuyển thành hai cột; KPI vẫn 2 cột như đặc tả.
══════════════════════════════════════════════════════════════════════ */

@media (min-width: 481px) {
  .perf {
    padding: var(--space-5);
  }

  .perf__header-actions {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
  }

  .perf__range {
    width: auto;
  }

  .perf__card-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .perf__pagination-controls {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .perf__page-size {
    width: auto;
    min-width: calc(var(--space-16) + var(--space-16));
  }
}

/* ══ 769–1279px ═══════════════════════════════════════════════════════
   Chuyển sang bảng thật. Trend và Avg nudges bị ẩn để giảm chiều rộng,
   nhưng scroll-x vẫn giữ cho các cột còn lại khi viewport hẹp.
══════════════════════════════════════════════════════════════════════ */

@media (min-width: 769px) {
  .perf {
    padding: var(--space-6);
  }

  .perf__header {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }

  .perf__header-actions {
    justify-content: flex-end;
  }

  .perf__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .perf__mobile-filters {
    display: none;
  }

  .perf__toolbar {
    display: grid;
    grid-template-columns:
      minmax(0, 2fr)
      minmax(0, 1fr)
      minmax(0, 1fr);
    align-items: center;
    gap: var(--space-3);
  }

  .perf__group-switch {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .perf__card-list {
    display: none;
  }

  .perf__table-scroll {
    display: block;
  }

  .perf__trend-column,
  .perf__nudges-column {
    display: none;
  }

  .perf__pagination {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .perf__pagination-controls {
    margin-left: auto;
  }

  .perf__charts {
    grid-template-columns: minmax(0, 1fr);
  }

    .perf__state + }

/* ══ ≥1280px ═════════════════════════════════════════════════════════
   Khôi phục đầy đủ các cột và đặt hai biểu đồ cạnh nhau.
══════════════════════════════════════════════════════════════════════ */

@media (min-width: 1280px) {
  .perf__toolbar {
    grid-template-columns:
      minmax(0, 2fr)
      minmax(0, 1fr)
      minmax(0, 1fr)
      auto;
  }

  .perf__group-switch {
    grid-column: auto;
    justify-self: end;
  }

  .perf__trend-column,
  .perf__nudges-column {
    display: table-cell;
  }

  .perf__charts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/*
  Đề xuất thêm token:
  Không cần token mới.
  Màu role đã có --role-dev, --role-art, --role-gamedesign, --role-qa.
  Các kích thước chart, sparkline và touch target đều suy ra từ token hiện có.
*/
/* ══════════════════════════════════════════════════════════════════════
   PHAN NOI VAO APP THAT
   Ban ve dung class co dinh theo con so (.perf__bar--3, .perf__progress--94).
   Du lieu that thi con so thay doi tung giay, nen chieu cao/rong do JS dat
   thang qua style. Duoi day la nhung gi con thieu sau khi bo cac class do.
══════════════════════════════════════════════════════════════════════ */

.perf__panel {
  min-width: 0;
  overflow: hidden;
  margin-bottom: var(--space-5);
}

/* Khoang ngay tu chon — chi hien khi bam "Custom" */
.perf__custom-range {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.perf__custom-field {
  min-width: 0;
}

/* Mui ten cot dang sap xep: xoay len khi sap tang dan */
.perf__sort-button.is-sorted {
  color: var(--text);
  font-weight: var(--fw-semi);
}

.perf__sort-button.is-sorted .perf__sort-icon {
  color: var(--primary);
}

.perf__sort-button.is-asc .perf__sort-icon {
  transform: rotate(180deg);
}

/* Dong co viec qua han: vach do mep trai, thay ngay khong phai do tung cot */
.perf__row--alert td:first-child {
  box-shadow: inset calc(var(--space-1) / 2) 0 0 var(--danger);
}

.perf__member-card.perf__row--alert {
  border-left: calc(var(--space-1) / 2) solid var(--danger);
}

/* Nhan chuyen mon — mau lay tu tokens, khong co role thi an han */
.perf__role-badge--dev { background: var(--primary-soft); color: var(--role-dev); border-color: var(--primary-border); }
.perf__role-badge--art { background: var(--neutral-soft); color: var(--role-art); border-color: var(--neutral-border); }
.perf__role-badge--game_design { background: var(--warn-soft); color: var(--role-gamedesign); border-color: var(--warn-border); }
.perf__role-badge--qa { background: var(--success-soft); color: var(--role-qa); border-color: var(--success-border); }
.perf__role-badge--pm { background: var(--info-soft); color: var(--role-pm); border-color: var(--info-border); }
.perf__role-badge--none { display: none; }

.perf__mobile-rate-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.perf__page-current {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  padding: 0 var(--space-2);
}

.perf__chart-note {
  margin-top: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* Duong bieu do dung currentColor cho ca net lan vung to */
.perf__line-chart {
  color: var(--primary);
}

@media (min-width: 481px) {
  .perf__custom-range {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: calc(var(--drawer-w) + var(--space-10));
  }
}

/* ── Bo loc o man nho ────────────────────────────────────────────────
   Ban ve giau .perf__toolbar duoi 769px va thay bang mot bottom-sheet
   rieng, nghia la moi o loc ton tai HAI ban. Hai ban thi phai dong bo
   voi nhau, va som muon cung lech nhau.
   O day chi giu MOT bo dieu khien: duoi 769px no xep doc thanh cot.  */
.perf__toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.perf__group-switch {
  justify-self: start;
}

@media (min-width: 481px) {
  .perf__toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .perf__search {
    grid-column: 1 / -1;
  }
}

/* ── 360px: bo duong sparkline trong the KPI ─────────────────────────
   No la trang tri dat o goc the. O be ngang 360px the KPI chi con hai
   cot nen dong chu chu thich xuong ba dong va dam vao duong ve.
   Con so va mau so quan trong hon mot duong nhap nho. */
@media (max-width: 480px) {
  .perf__sparkline {
    display: none;
  }
}