/* 工具箱页样式（source/tools/ + source/js/tools/）
   复用 butterfly 主题 CSS 变量，自动适配暗色/亮色模式 */

#tools-app {
  margin: 1rem 0;
  color: var(--font-color, #4c4948);
}

.tools-intro {
  color: var(--font-color, #4c4948);
  opacity: 0.75;
  font-size: 0.92rem;
}

/* ---------- 卡片网格 ---------- */

.tools-group-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1.6rem 0 0.8rem;
  font-size: 1.15rem;
  font-weight: 600;
}

.tools-group-icon {
  font-size: 1.1rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
  margin: 0.8rem 0;
}

.tool-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 1.2rem 1.3rem;
  border: 1px solid var(--card-border, #e3e8f7);
  border-radius: 10px;
  background: var(--card-bg, #fff);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}

.tool-card-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.tool-card-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--theme-color, #4c8bf5);
}

.tool-card-desc {
  font-size: 0.88rem;
  line-height: 1.5;
  opacity: 0.85;
}

/* ---------- 工具视图 ---------- */

.tools-back {
  border: 1px solid var(--card-border, #e3e8f7);
  background: var(--card-bg, #fff);
  color: var(--font-color, #4c4948);
  border-radius: 8px;
  padding: 0.4rem 0.9rem;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.tools-back:hover {
  color: var(--theme-color, #4c8bf5);
  border-color: var(--theme-color, #4c8bf5);
}

.tools-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.8rem;
  margin: 1rem 0 1.2rem;
}

.tools-head-icon {
  font-size: 1.8rem;
  line-height: 1;
}

.tools-head-name {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
}

.tools-head-desc {
  flex-basis: 100%;
  margin: 0;
  font-size: 0.92rem;
  opacity: 0.75;
}

/* ---------- 按钮 / 表单 ---------- */

.tools-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0.8rem 0;
}

.tools-btn {
  border: 1px solid var(--card-border, #e3e8f7);
  background: var(--card-bg, #fff);
  color: var(--font-color, #4c4948);
  border-radius: 8px;
  padding: 0.45rem 1rem;
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tools-btn:hover {
  color: var(--theme-color, #4c8bf5);
  border-color: var(--theme-color, #4c8bf5);
}

.tools-btn.primary {
  background: var(--theme-color, #4c8bf5);
  border-color: var(--theme-color, #4c8bf5);
  color: #fff;
}

.tools-btn.primary:hover {
  filter: brightness(1.08);
  color: #fff;
}

.tools-input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--card-border, #e3e8f7);
  border-radius: 8px;
  background: var(--card-bg, #fff);
  color: var(--font-color, #4c4948);
  font: inherit;
  font-size: 0.92rem;
  line-height: 1.6;
  resize: vertical;
}

.tools-input:focus {
  outline: none;
  border-color: var(--theme-color, #4c8bf5);
}

.tools-inline {
  width: auto;
  flex: 1 1 220px;
}

.tools-select {
  flex: 0 0 auto;
  cursor: pointer;
}

.tools-check {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.92rem;
  cursor: pointer;
}

.tools-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin: 0.6rem 0;
}

/* ---------- 输出 / 状态 ---------- */

.tools-output {
  max-height: 22rem;
  overflow: auto;
  padding: 0.8rem 1rem;
  border: 1px solid var(--card-border, #e3e8f7);
  border-radius: 8px;
  background: var(--card-bg, #fff);
  font-family: Consolas, Monaco, 'Courier New', monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-all;
  margin: 0.8rem 0;
}

.tools-result {
  white-space: pre-wrap;
  word-break: break-all;
  padding: 0.7rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--card-border, #e3e8f7);
  background: var(--card-bg, #fff);
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0.6rem 0;
}

.tools-result.ok {
  border-color: rgba(76, 139, 245, 0.5);
}

.tools-result.err {
  border-color: rgba(245, 76, 76, 0.55);
  color: #d9534f;
}

.tools-status {
  font-size: 0.88rem;
  margin: 0.4rem 0;
  min-height: 1.2em;
}

.tools-status.ok {
  color: #52a352;
}

.tools-status.err {
  color: #d9534f;
}

.tools-error {
  color: #d9534f;
}

/* ---------- 布局 ---------- */

.tools-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 0.8rem 0;
}

.tools-split-pane {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.tools-grow {
  flex: 1;
  min-height: 22rem;
}

/* 分栏模式下结果区跟随面板高度，保留滚动 */
.tools-output.tools-grow {
  max-height: none;
}

.tools-frame {
  width: 100%;
  border: 1px solid var(--card-border, #e3e8f7);
  border-radius: 8px;
  background: #fff;
}

.tools-md-view {
  padding: 0.4rem 1rem;
  border: 1px solid var(--card-border, #e3e8f7);
  border-radius: 8px;
  background: var(--card-bg, #fff);
  overflow-wrap: break-word;
}

/* ---------- 拖放区 ---------- */

.tools-dropzone {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 8rem;
  padding: 1.5rem;
  border: 2px dashed var(--card-border, #e3e8f7);
  border-radius: 10px;
  color: var(--font-color, #4c4948);
  font-size: 0.95rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.tools-dropzone:hover,
.tools-dropzone.over {
  border-color: var(--theme-color, #4c8bf5);
  background: rgba(76, 139, 245, 0.06);
}

.tools-img-preview {
  max-width: 240px;
  max-height: 160px;
  display: block;
  margin: 0.6rem auto;
  border-radius: 6px;
}

/* ---------- ICO 预览 ---------- */

.tools-ico-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin: 0.8rem 0;
}

.tools-ico-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 0.6rem;
  border: 1px solid var(--card-border, #e3e8f7);
  border-radius: 8px;
  background: var(--card-bg, #fff);
}

.tools-ico-cell canvas {
  image-rendering: pixelated;
}

.tools-ico-cap {
  font-size: 0.8rem;
  opacity: 0.8;
}

/* ---------- Toast ---------- */

.tools-toast {
  position: fixed;
  left: 50%;
  bottom: 3rem;
  transform: translateX(-50%) translateY(1rem);
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.82);
  color: #fff;
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 999;
}

.tools-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.tools-hidden {
  display: none !important;
}

/* ---------- 暗色模式微调 ---------- */

html[data-theme='dark'] .tools-frame {
  background: #fff;
}

html[data-theme='dark'] .tools-toast {
  background: rgba(255, 255, 255, 0.92);
  color: #1f1f1f;
}

/* ---------- 移动端 ---------- */

@media screen and (max-width: 768px) {
  .tools-split {
    grid-template-columns: 1fr;
  }

  .tools-grow {
    min-height: 16rem;
  }

  /* 单列布局下限制结果区高度，避免长内容占满整页 */
  .tools-output.tools-grow {
    max-height: 16rem;
  }
}