/* 思考块：花窗图标（js/reasoning-icon.js）的颜色与开窗收尾、标题换词的翻卡片（js/thinking-words.js）、
   「思考彩蛋」设置子页（js/thinking-settings.js）。 */

/* ---- 花窗图标 ---- */
.huachuang {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
  color: var(--accent);
  transform-origin: 50% 50%;
  transition: color 320ms ease;
}
.huachuang.is-done { color: #b1b0ab; } /* 不透明灰：窗棂和窗框交叠处不会叠深 */
/* 收尾第一步：缩到最小（JS 在 170ms 停动画、换成关着的窗），再弹回 */
.huachuang.is-finishing { animation: hc-dip 420ms var(--ease-in-out); }
@keyframes hc-dip {
  0% { scale: 1; }
  40% { scale: 0.3; }
  100% { scale: 1; }
}
/* 第二步：两扇窗扇贴着左右窗轴收起（开到一大半才淡掉） */
.hc-leaf {
  transform-box: fill-box;
  transition: transform 520ms var(--ease-in-out), opacity 180ms ease 360ms;
}
.hc-leaf.is-left { transform-origin: 0% 50%; }
.hc-leaf.is-right { transform-origin: 100% 50%; }
.huachuang.is-open .hc-leaf { transform: scaleX(0.04); opacity: 0; }
/* 第三步：花蕊弹出来 */
.hc-core.hc-pop {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  transition: transform 240ms var(--ease-out), opacity 160ms ease;
}
.hc-core.is-hidden { transform: scale(0); opacity: 0; }

/* ---- 标题换词：单词卡上下翻 ---- */
.reasoning-word {
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: bottom;
  transition: transform 170ms var(--ease-in-out), opacity 170ms ease;
}
.reasoning-word.is-flipping {
  transform: perspective(200px) rotateX(80deg);
  opacity: 0;
}
/* 思考中：字上一道光从左扫到右 */
.reasoning:not(.is-done) .reasoning-word {
  color: transparent;
  background: linear-gradient(90deg,
    var(--text-muted) 0%, var(--text-muted) 35%,
    var(--text-secondary) 50%,
    var(--text-muted) 65%, var(--text-muted) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: title-shimmer 2s linear infinite;
}
@keyframes title-shimmer {
  from { background-position: 100% 0; }
  to { background-position: 0% 0; }
}

/* ---- 设置子页 ---- */
.thinking-series-title { margin-top: 22px; }
.thinking-row-title {
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 500;
}
/* 一整行都能点的开关行；右边是左右滑的开关 */
.thinking-switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-height: 32px;
  padding: 0;
  background: transparent;
  border: 0;
  font: inherit;
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.thinking-switch-row.is-bare { width: auto; flex: none; }
.thinking-switch {
  position: relative;
  flex: none;
  width: 46px;
  height: 28px;
  background: rgba(31,30,29,.14);
  border-radius: 999px;
  transition: background-color 200ms ease;
}
.thinking-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 24px;
  height: 24px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,.18), 0 0 0 .5px rgba(0,0,0,.04);
  transition: transform 220ms var(--ease-out);
}
[aria-checked="true"] > .thinking-switch { background: var(--accent); }
[aria-checked="true"] > .thinking-switch::after { transform: translateX(18px); }
.thinking-switch-row:focus-visible > .thinking-switch { outline: 2px solid var(--accent); outline-offset: 2px; }

/* 系列列表：左边点进去改词（带羽毛笔），右边开关 */
.thinking-series-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.thinking-series-open {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  background: transparent;
  border: 0;
  font: inherit;
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.thinking-series-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}
.thinking-series-sub {
  overflow: hidden;
  color: var(--text-muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.thinking-pen {
  flex: none;
  display: flex;
  width: 18px;
  height: 18px;
  margin-left: auto;
  color: var(--text-muted);
}
.thinking-pen svg,
.thinking-word-delete svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.thinking-series-add,
.thinking-small-button {
  min-height: 40px;
  padding: 0 14px;
  color: var(--text-secondary);
  background: rgba(31,30,29,.045);
  border: .5px solid rgba(31,30,29,.13);
  border-radius: 11px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
.thinking-series-add { width: 100%; min-height: 44px; margin-top: 10px; }
.thinking-small-button.is-danger { color: #9a3412; }
.thinking-series-add[hidden],
.thinking-small-button[hidden] { display: none; }

/* 系列详情页 */
.thinking-input {
  width: 100%;
  min-width: 0;
  padding: 9px 11px;
  color: var(--text-primary);
  background: rgba(31,30,29,.03);
  border: .5px solid rgba(31,30,29,.16);
  border-radius: 10px;
  outline: none;
  font: inherit;
  font-size: 15px;
}
.thinking-input:focus { border-color: var(--accent); }
#thinking-series-name { margin-top: 8px; }
.thinking-words {
  display: grid;
  gap: 8px;
  padding: 12px;
}
.thinking-words:empty::before {
  content: "还没有词，点下面加一个";
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
  padding: 8px 0;
}
.thinking-word-row {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) 32px;
  gap: 6px;
  align-items: center;
}
.thinking-word-row .thinking-input { padding: 8px 9px; font-size: 14px; }
.thinking-word-delete {
  width: 32px;
  height: 32px;
  padding: 7px;
  color: var(--text-muted);
  background: transparent;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}
.thinking-bulk {
  margin-top: 14px;
  color: var(--text-secondary);
  font-size: 14px;
}
.thinking-bulk summary { cursor: pointer; padding: 6px 2px; }
.thinking-bulk[open] { display: grid; gap: 8px; }
.thinking-bulk-text {
  resize: vertical;
  line-height: 1.5;
  font-family: 'SF Mono', 'Fira Code', Menlo, Consolas, monospace;
  font-size: 13px;
}
.thinking-bulk .thinking-small-button { justify-self: end; }
.thinking-series-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 18px;
}

@media (prefers-reduced-motion: reduce) {
  .huachuang.is-finishing { animation: none; }
  .hc-leaf, .hc-core.hc-pop, .reasoning-word, .thinking-switch, .thinking-switch::after { transition: none; }
  .reasoning:not(.is-done) .reasoning-word {
    animation: none;
    background: none;
    color: inherit;
  }
}