/* 自動補樣式：js/screens/settings.js（_build/style.py） */
/* ==========================================================================
   設定頁與關於頁（js/screens/settings.js）
   結構：.s-settings > (.s-settings__index + .s-settings__body)
   sm／md：索引為黏在頂部列下方的橫向晶片列，內容單欄
   lg（≥1024px 且非矮螢幕）：左側 220px sticky 區段索引，右側內容
   關於頁只有 .s-settings__body，置中單欄
   ========================================================================== */

/* ---------- 外層 ---------- */
.s-settings {
  display: block;
  min-width: 0;
}

.s-settings__body {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  min-width: 0;
}

/* ---------- 區段索引 ---------- */
.s-settings__index {
  position: sticky;
  top: var(--topbar-total, 52px);
  z-index: 4;
  margin-inline: calc(var(--page-x, 20px) * -1);
  margin-bottom: var(--sp-3);
  padding: 6px var(--page-x, 20px);
  background: var(--bg);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
}

.s-settings__index::-webkit-scrollbar {
  display: none;
}

.s-settings__index ul {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--sp-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.s-settings__index li {
  flex: none;
}

.s-settings__index .s-settings__index-btn {
  --btn-bg: var(--surface);
  --btn-fg: var(--text-2);
  min-height: var(--tap);
  padding: 0 var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r-chip);
  font-size: var(--fs-callout);
  font-weight: 500;
  white-space: nowrap;
}

/* ---------- 區段卡片 ---------- */
.s-settings__section {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  scroll-margin-top: calc(var(--topbar-total, 52px) + 72px);
}

.s-settings__section > .c-field + .c-field {
  margin-top: 0;
}

.s-settings__section > .c-btn,
.s-settings__section > a.c-btn {
  align-self: flex-start;
}

.s-settings__title {
  margin: 0;
  font-size: var(--fs-title2);
  line-height: var(--lh-title2);
  font-weight: var(--fw-title2);
  letter-spacing: var(--ls-title);
  color: var(--text);
}

.s-settings__subtitle {
  margin: var(--sp-3) 0 0;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--divider);
  font-size: var(--fs-callout);
  line-height: var(--lh-callout);
  font-weight: 600;
  letter-spacing: var(--ls-title);
  color: var(--text-2);
}

.s-settings__group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-left: var(--sp-1);
  padding-left: var(--sp-4);
  border-left: 2px solid var(--divider);
}

.s-settings__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
}

.s-settings__row > .c-btn {
  flex: 1 1 140px;
  max-width: 280px;
}

/* ---------- 備份與搬移狀態 ---------- */
.s-settings__caps {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.s-settings__cap {
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-input);
  background: var(--surface-2);
  font-size: var(--fs-callout);
  line-height: var(--lh-callout);
  color: var(--text);
}

.s-settings__cap strong {
  font-weight: 600;
}

.s-settings__cap .c-field__hint {
  margin: var(--sp-1) 0 0;
}

/* ---------- 匯出結果（aria-live） ---------- */
.s-settings__result {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  min-width: 0;
}

.s-settings__result:empty {
  display: none;
}

/* ---------- 清除所有資料 ---------- */
.s-settings__danger {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
  border-radius: var(--r-card);
  background: var(--danger-soft);
}

.s-settings__danger > .c-btn {
  align-self: flex-start;
}

.s-settings__danger .c-field__hint {
  color: var(--text-2);
}

/* ---------- 法律與免責長文 ---------- */
.s-settings__legal {
  margin: 0;
  padding: var(--sp-4);
  border-radius: var(--r-input);
  background: var(--surface-2);
  font-size: var(--fs-callout);
  line-height: 1.7;
  color: var(--text-2);
  white-space: pre-line;
  overflow-wrap: anywhere;
}

/* ---------- 開關列（switchRow：input + 文字，軌道由 CSS 繪製） ---------- */
.c-toggle-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.c-toggle-row .c-toggle {
  position: relative;
  width: 100%;
}

.c-toggle-row .c-toggle__label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  min-height: var(--tap);
  cursor: pointer;
}

.c-toggle-row .c-toggle__label::after {
  content: "";
  flex: none;
  box-sizing: border-box;
  width: 50px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: var(--r-chip);
  background-color: var(--surface-3);
  background-image: radial-gradient(circle at center, var(--text-3) 0 11px, transparent 11.5px);
  background-size: 28px 28px;
  background-repeat: no-repeat;
  background-position: 0 center;
  transition: background-color var(--dur-2) var(--ease),
    background-position var(--dur-2) var(--ease-spring),
    border-color var(--dur-2) var(--ease);
}

.c-toggle-row .c-toggle__input:checked + .c-toggle__label::after {
  border-color: var(--primary);
  background-color: var(--primary);
  background-image: radial-gradient(circle at center, var(--text-on-primary) 0 11px, transparent 11.5px);
  background-position: 100% center;
}

.c-toggle-row .c-toggle__input:focus-visible + .c-toggle__label::after {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.c-toggle-row .c-toggle__input:disabled + .c-toggle__label {
  opacity: 0.5;
  cursor: not-allowed;
}

.c-toggle-row .c-field__hint {
  margin: 0;
  padding-right: calc(50px + var(--sp-4));
}

.s-settings .c-mask-list__item > .c-toggle-row {
  flex: 1;
  min-width: 0;
}

.s-settings .c-mask-list__item .c-field__hint {
  padding-right: 0;
}

/* ---------- 主題色票 ---------- */
.s-settings__swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 40px clamp(12px, 4vw, 24px);
  padding: var(--sp-2) var(--sp-1) 36px;
}

.s-settings__swatches .c-swatch {
  flex: none;
}

.c-swatch__dot {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--dot, var(--primary));
  pointer-events: none;
}

.c-swatch[aria-checked="true"] .c-swatch__dot::after,
.c-swatch.is-selected .c-swatch__dot::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 48%;
  width: 7px;
  height: 14px;
  border: solid var(--surface);
  border-width: 0 2.5px 2.5px 0;
  transform: translate(-50%, -55%) rotate(45deg);
}

.c-swatch__label {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--fs-caption);
  line-height: var(--lh-caption);
  font-weight: 500;
  letter-spacing: var(--ls-caption);
  color: var(--text-2);
  white-space: nowrap;
  pointer-events: none;
}

.c-swatch[aria-checked="true"] .c-swatch__label,
.c-swatch.is-selected .c-swatch__label {
  color: var(--text);
  font-weight: 650;
}

/* 色票預覽色（對應各主題色的主色；僅作預覽圓點，不影響實際主題） */
.s-settings__swatches .c-swatch[data-accent="sage"] { --dot: #256B57; }
.s-settings__swatches .c-swatch[data-accent="teal"] { --dot: #0E7469; }
.s-settings__swatches .c-swatch[data-accent="indigo"] { --dot: #4B45B2; }
.s-settings__swatches .c-swatch[data-accent="ocean"] { --dot: #1B5EA6; }
.s-settings__swatches .c-swatch[data-accent="rose"] { --dot: #AE3758; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme=light]) .s-settings__swatches .c-swatch[data-accent="sage"] { --dot: #7CC4A9; }
  :root:not([data-theme=light]) .s-settings__swatches .c-swatch[data-accent="teal"] { --dot: #3FC7B5; }
  :root:not([data-theme=light]) .s-settings__swatches .c-swatch[data-accent="indigo"] { --dot: #A9A4FF; }
  :root:not([data-theme=light]) .s-settings__swatches .c-swatch[data-accent="ocean"] { --dot: #7DB4FF; }
  :root:not([data-theme=light]) .s-settings__swatches .c-swatch[data-accent="rose"] { --dot: #FF8FAD; }
}

:root[data-theme=dark] .s-settings__swatches .c-swatch[data-accent="sage"] { --dot: #7CC4A9; }
:root[data-theme=dark] .s-settings__swatches .c-swatch[data-accent="teal"] { --dot: #3FC7B5; }
:root[data-theme=dark] .s-settings__swatches .c-swatch[data-accent="indigo"] { --dot: #A9A4FF; }
:root[data-theme=dark] .s-settings__swatches .c-swatch[data-accent="ocean"] { --dot: #7DB4FF; }
:root[data-theme=dark] .s-settings__swatches .c-swatch[data-accent="rose"] { --dot: #FF8FAD; }

/* ---------- 關於頁 ---------- */
.s-settings--about {
  display: block;
}

.s-settings--about .s-settings__body {
  max-width: var(--content-max-form, 720px);
  margin-inline: auto;
}

/* ---------- 滑鼠 hover ---------- */
@media (hover: hover) and (pointer: fine) {
  .c-toggle-row .c-toggle__label:hover::after {
    border-color: var(--text-3);
  }

  .c-toggle-row .c-toggle__input:checked + .c-toggle__label:hover::after {
    border-color: var(--primary-strong);
    background-color: var(--primary-strong);
  }

  .s-settings__index .s-settings__index-btn:hover {
    border-color: var(--text-3);
  }

  .c-swatch:hover .c-swatch__label {
    color: var(--text);
  }
}

/* ---------- 手機觸控：點擊區 ---------- */
@media (pointer: fine) {
  .s-settings__index .s-settings__index-btn {
    min-height: 40px;
  }
}

/* ---------- 矮螢幕（手機橫式） ---------- */
@media (orientation: landscape) and (max-height: 500px) {
  .s-settings__section {
    scroll-margin-top: calc(var(--topbar-total, 44px) + 56px);
    gap: var(--sp-2);
  }

  .s-settings__index {
    margin-bottom: var(--sp-2);
  }

  .s-settings__swatches {
    padding-bottom: 32px;
    row-gap: 36px;
  }

  .s-settings__caps {
    gap: var(--sp-2);
  }
}

/* ---------- 平板（md）：內容置中，索引仍為橫向列 ---------- */
@media (min-width: 600px) {
  .s-settings__body {
    gap: var(--sp-4);
  }

  .s-settings__section {
    gap: var(--sp-4);
  }
}

/* ---------- 桌面（lg）：左側 220px sticky 索引 ---------- */
@media (min-width: 1024px) and (min-height: 501px), (min-width: 1024px) and (orientation: portrait) {
  .s-settings:not(.s-settings--about) {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: var(--sp-6);
    align-items: start;
  }

  .s-settings:not(.s-settings--about) .s-settings__body {
    max-width: var(--content-max, 760px);
  }

  .s-settings__index {
    position: sticky;
    top: calc(var(--topbar-total, 52px) + var(--sp-4));
    z-index: auto;
    margin: 0;
    padding: var(--sp-2);
    max-height: calc(100dvh - var(--topbar-total, 52px) - var(--sp-8));
    overflow-x: visible;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--r-card);
    background: var(--surface);
  }

  .s-settings__index ul {
    flex-direction: column;
    gap: 2px;
  }

  .s-settings__index li {
    flex: none;
  }

  .s-settings__index .s-settings__index-btn {
    --btn-bg: transparent;
    --btn-fg: var(--text-2);
    width: 100%;
    justify-content: flex-start;
    min-height: 40px;
    padding: 0 var(--sp-3);
    border-color: transparent;
    border-radius: var(--r-sm);
    font-weight: 500;
    text-align: left;
  }

  .s-settings__section {
    scroll-margin-top: calc(var(--topbar-total, 52px) + var(--sp-4));
  }
}

@media (hover: hover) and (pointer: fine) and (min-width: 1024px) and (min-height: 501px), (hover: hover) and (pointer: fine) and (min-width: 1024px) and (orientation: portrait) {
  .s-settings__index .s-settings__index-btn:hover {
    border-color: transparent;
    background: var(--surface-2);
    color: var(--text);
  }
}

/* ---------- 容器查詢：寬容器時調整卡片內排列 ---------- */
@container view (min-width: 640px) {
  .s-settings__caps {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .s-settings__cap {
    flex: 1 1 280px;
  }
}

@container view (max-width: 420px) {
  .s-settings__group {
    padding-left: var(--sp-3);
  }

  .s-settings__row > .c-btn {
    flex-basis: 100%;
    max-width: none;
  }

  .c-toggle-row .c-field__hint {
    padding-right: 0;
  }
}

/* ---------- 減少動態 ---------- */
@media (prefers-reduced-motion: reduce) {
  .c-toggle-row .c-toggle__label::after {
    transition-duration: 0.01ms !important;
  }
}