/* 自動補樣式：js/screens/trends.js（_build/style.py） */
/* ==========================================================================
   趨勢頁：指標選擇列（橫向捲動）、重點統計、更多統計、嵌入週報表
   只補列出的 class 及其內部元素，顏色與尺寸一律使用 tokens.css 變數
   ========================================================================== */

/* ---------- 指標選擇列外層 ---------- */
.s-trends__metrics-wrap {
  position: relative;
  min-width: 0;
  max-width: 100%;
  border-radius: var(--r-chip);
}

/* ---------- 指標選擇列：橫向捲動容器 ---------- */
.s-trends__metrics--scroll {
  display: block;
  min-width: 0;
  max-width: 100%;
  padding: 2px;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  scroll-padding-inline: var(--sp-3);
  -ms-overflow-style: none;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.s-trends__metrics--scroll::-webkit-scrollbar {
  display: none;
}

.s-trends__metrics--scroll > .c-seg {
  display: inline-grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(max-content, 1fr);
  min-width: max-content;
  max-width: none;
}

.s-trends__metrics--scroll .c-seg__opt {
  min-height: var(--tap);
  padding-inline: var(--sp-4);
  scroll-snap-align: center;
  white-space: nowrap;
}

.s-trends__metrics--scroll .c-seg__opt[aria-pressed='true'],
.s-trends__metrics--scroll .c-seg__opt[aria-checked='true'],
.s-trends__metrics--scroll .c-seg__opt[aria-selected='true'],
.s-trends__metrics--scroll .c-seg__opt.is-selected,
.s-trends__metrics--scroll .c-seg__opt.is-active {
  color: var(--primary);
  font-weight: 700;
}

/* 捲動容器有 overflow，焦點框向內縮以免被裁切 */
.s-trends__metrics--scroll .c-seg__opt:focus-visible,
.s-trends__metrics--scroll button:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: -3px;
  border-radius: var(--r-chip);
}

@media (pointer: fine) {
  .s-trends__metrics--scroll .c-seg__opt {
    min-height: 40px;
  }
}

/* ---------- 右側漸隱提示（僅在還能往右捲時顯示） ---------- */
.s-trends__metrics-fade {
  position: absolute;
  inset-block: 0;
  inset-inline-end: 0;
  width: 36px;
  border-radius: 0 var(--r-chip) var(--r-chip) 0;
  pointer-events: none;
}

@container view (min-width: 600px) {
  .s-trends__metrics-fade {
    width: 48px;
  }
}

/* ---------- 重點統計（變化、平均每週變化、樣本數） ---------- */
.s-trends__stats--key {
  margin: 0;
  padding: 0;
  min-width: 0;
}

.s-trends__stats--key .s-trends__stat {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--sp-1);
  min-width: 0;
  padding: var(--sp-3);
  border-radius: var(--r-input);
  background: var(--surface-2);
}

.s-trends__stats--key dt {
  margin: 0;
  font-size: var(--fs-caption);
  line-height: var(--lh-caption);
  font-weight: var(--fw-caption);
  letter-spacing: var(--ls-caption);
  color: var(--text-3);
}

.s-trends__stats--key dd {
  margin: 0;
  min-width: 0;
  font-size: var(--fs-callout);
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.s-trends__stats--key dd .c-delta {
  padding-inline: 0;
  font-size: inherit;
}

.s-trends__stats--key dd .c-stat-n {
  font-size: inherit;
  font-weight: 700;
  color: var(--text);
}

@container view (min-width: 480px) {
  .s-trends__stats--key .s-trends__stat {
    padding: var(--sp-4);
  }
  .s-trends__stats--key dd {
    font-size: var(--fs-title3);
  }
}

@container view (max-width: 340px) {
  .s-trends__stats--key .s-trends__stat {
    padding: var(--sp-2);
  }
  .s-trends__stats--key dd {
    font-size: var(--fs-footnote);
  }
}

/* ---------- 更多統計（details） ---------- */
.s-trends__more {
  margin-top: var(--sp-3);
  border-top: 1px solid var(--divider);
}

.s-trends__more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  min-height: var(--tap);
  color: var(--primary);
  font-size: var(--fs-callout);
  font-weight: 600;
  list-style: none;
  border-radius: var(--r-sm);
  user-select: none;
}

.s-trends__more > summary::-webkit-details-marker {
  display: none;
}

.s-trends__more > summary::after {
  content: '';
  flex: none;
  width: 8px;
  height: 8px;
  margin-inline-end: var(--sp-2);
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform var(--dur-2) var(--ease);
}

.s-trends__more[open] > summary::after {
  transform: translateY(2px) rotate(-135deg);
}

.s-trends__more > summary:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.s-trends__more[open] > .s-trends__stats {
  animation: s-trends-more-in var(--dur-2) var(--ease) backwards;
}

.s-trends__more .s-trends__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--sp-4);
  margin: 0;
  padding: 0 0 var(--sp-2);
}

.s-trends__more .s-trends__stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-3);
  min-width: 0;
  padding: var(--sp-2) 0;
  border-bottom: 1px solid var(--divider);
}

.s-trends__more .s-trends__stat dt {
  flex: none;
  margin: 0;
  font-size: var(--fs-footnote);
  color: var(--text-3);
}

.s-trends__more .s-trends__stat dd {
  margin: 0;
  min-width: 0;
  text-align: end;
  font-size: var(--fs-callout);
  font-weight: 600;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

/* 期間文字較長，獨佔整列 */
.s-trends__more .s-trends__stat:first-child {
  grid-column: 1 / -1;
}

@container view (max-width: 360px) {
  .s-trends__more .s-trends__stats {
    grid-template-columns: minmax(0, 1fr);
  }
}

@container view (min-width: 720px) {
  .s-trends__more .s-trends__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .s-trends__more .s-trends__stat:first-child {
    grid-column: 1 / -1;
  }
}

@keyframes s-trends-more-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}

/* ---------- 嵌入趨勢頁的週報表卡片 ---------- */
.s-trends__weekly {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  min-width: 0;
  overflow: hidden;
}

.s-trends__weekly > .c-card__title {
  margin: 0;
}

.s-trends__weekly .s-trends__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.s-trends__weekly .s-trends__actions > .c-btn {
  flex: 1 1 auto;
}

@container view (min-width: 560px) {
  .s-trends__weekly .s-trends__actions > .c-btn {
    flex: 0 0 auto;
  }
}

.s-trends__weekly .s-trends__tablewrap {
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r-input);
  background: var(--surface);
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
}

.s-trends__weekly .s-trends__table {
  width: 100%;
  min-width: max-content;
  font-size: var(--fs-footnote);
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
}

.s-trends__weekly .s-trends__table caption {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.s-trends__weekly .s-trends__table th,
.s-trends__weekly .s-trends__table td {
  padding: var(--sp-2) var(--sp-3);
  border-bottom: 1px solid var(--divider);
  text-align: end;
  color: var(--text);
}

.s-trends__weekly .s-trends__table thead th {
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--ls-caption);
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}

.s-trends__weekly .s-trends__table tbody th {
  font-weight: 600;
  color: var(--text-2);
  box-shadow: 1px 0 0 var(--divider);
}

.s-trends__weekly .s-trends__table tbody tr:last-child th,
.s-trends__weekly .s-trends__table tbody tr:last-child td {
  border-bottom: 0;
}

.s-trends__weekly .s-trends__table thead th:first-child {
  box-shadow: 1px 0 0 var(--divider);
}

.s-trends__weekly .c-hint {
  margin: 0;
  font-size: var(--fs-footnote);
  line-height: 1.5;
  color: var(--text-3);
}

@media (hover: hover) and (pointer: fine) {
  .s-trends__weekly .s-trends__table tbody tr:hover td {
    background: var(--surface-2);
  }
}

@container view (min-width: 960px) {
  .s-trends__weekly .s-trends__table th,
  .s-trends__weekly .s-trends__table td {
    padding: var(--sp-3) var(--sp-4);
  }
}

/* ---------- 減少動態 ---------- */
@media (prefers-reduced-motion: reduce) {
  .s-trends__metrics-fade,
  .s-trends__more > summary::after,
  .s-trends__more[open] > .s-trends__stats {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .s-trends__metrics--scroll {
    scroll-behavior: auto;
  }
}