/* =====================================================
   五七小工具 · 设计系统
   明亮 · 留白 · 年轻 · 简洁 · 单一强调色 · 无渐变
   ===================================================== */

:root {
  /* --- 品牌色（单一强调色：活力橙） --- */
  --accent: #FF5A2E;
  --accent-strong: #E3451B;
  --accent-soft: #FFF1EB;

  /* --- 中性色 --- */
  --bg: #FFFFFF;
  --bg-tint: #FAF7F4;        /* 次级背景，暖纸色 */
  --surface: #FFFFFF;
  --surface-hover: #FFFDFC;
  --text: #201A16;           /* 近黑暖色 */
  --text-2: #8A7E76;         /* 次要文字 */
  --text-3: #B4AAA1;         /* 弱化文字 */
  --line: #ECE6E0;           /* 细分隔线 */
  --line-strong: #E0D8D2;

  /* --- 语义色 --- */
  --success: #2E9E6B;
  --success-soft: #EAF6F0;
  --danger: #E5483A;
  --danger-soft: #FDEBEA;
  --info: #FF5A2E;
  --info-soft: #FFF1EB;

  /* --- 排版 --- */
  --font: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;
  --mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  --serif: 'Songti SC', 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
  --font-display: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;

  --fs-11: 11px;
  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-15: 15px;
  --fs-16: 16px;
  --fs-18: 18px;
  --fs-20: 20px;
  --fs-24: 24px;
  --fs-30: 30px;
  --fs-40: 40px;

  --lh-tight: 1.2;
  --lh-base: 1.6;

  /* --- 间距 --- */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 20px;
  --s-6: 24px;
  --s-8: 32px;
  --s-10: 40px;
  --s-12: 48px;
  --s-16: 64px;

  /* --- 圆角 --- */
  --r-8: 8px;
  --r-12: 12px;
  --r-14: 14px;
  --r-16: 16px;
  --r-full: 999px;

  /* --- 阴影（柔和、书面感） --- */
  --shadow-1: 0 1px 2px rgba(32,26,22,0.04);
  --shadow-2: 0 6px 20px rgba(32,26,22,0.06);
  --shadow-3: 0 12px 40px rgba(32,26,22,0.09);
  /* --- 皮肤 token 兜底（V3 皮肤引擎覆写） --- */
  --r-card: 16px;
  --r-icon: 11px;
  --card-shadow: 0 1px 2px rgba(22,34,46,0.04), 0 8px 24px rgba(22,34,46,0.05);
  --card-hover: 0 2px 4px rgba(22,34,46,0.05), 0 18px 44px rgba(22,34,46,0.13);
  --ring: 0 0 0 3px rgba(255,90,46,0.16);
  /* --- 主题引擎动态 token（theme.js 运行时覆写） --- */
  --accent-rgb: 255,90,46;           /* 供 rgba() / 光晕使用 */
  --accent-glow: rgba(255,90,46,0.28);
  --accent-soft-dark: rgba(255,90,46,0.18);
  --grad-accent: linear-gradient(135deg, #FF5A2E, #FF8A5C);
  --header-bg: rgba(255,255,255,0.82);

  --trans: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --trans-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ================= Reset & Base ================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font);
  font-size: var(--fs-15);
  line-height: var(--lh-base);
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}

a { color: inherit; }

button { font-family: inherit; }
input, textarea { font-family: inherit; }

::selection { background: var(--accent-soft); }

.app-shell { display: flex; flex-direction: column; min-height: 100vh; }
.app-main {
  flex: 1;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--s-10) var(--s-8) var(--s-16);
}

/* ============ 顶部精简品牌条（功能页） ============ */
.tool-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.tool-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  height: 58px;
  padding: 0 var(--s-8);
  display: flex;
  align-items: center;
  gap: var(--s-4);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 30px;
  padding: 0 9px;
  background: var(--accent);
  color: #fff;
  font-size: var(--fs-14);
  font-weight: 800;
  letter-spacing: 0.06em;
  border-radius: var(--r-8);
}
.brand-text {
  font-size: var(--fs-18);
  font-weight: 800;
  letter-spacing: -0.01em;
}
.tool-header a.brand { display: inline-flex; align-items: center; gap: var(--s-2); text-decoration: none; }

.tool-divider { width: 1px; height: 20px; background: var(--line); }

.tool-title { font-size: var(--fs-15); font-weight: 700; }
.tool-crumb { font-size: var(--fs-13); color: var(--text-3); margin-left: auto; display: inline-flex; align-items: center; gap: 5px; text-decoration: none; transition: color var(--trans); }
.tool-crumb:hover { color: var(--accent); }
.tool-crumb svg { width: 15px; height: 15px; }

/* ============ 面板（每个功能页一个） ============ */
.tab-panel { display: block; animation: riseIn var(--trans-slow); }

@keyframes riseIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ 章节标题 ============ */
.section-head { margin-bottom: var(--s-8); }
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-12);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: var(--s-3);
}
.section-kicker::before { content: ''; width: 14px; height: 2px; background: var(--accent); border-radius: 2px; }
.section-title { font-size: var(--fs-30); font-weight: 800; letter-spacing: -0.02em; line-height: var(--lh-tight); }
.section-desc { font-size: var(--fs-15); color: var(--text-2); margin-top: var(--s-3); max-width: 640px; }

/* ============ 卡片 / 面板容器 ============ */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-16);
}
.card-body { padding: var(--s-6); }

/* ============ Drop Zone ============ */
.drop-zone {
  position: relative;
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--r-16);
  padding: var(--s-12) var(--s-8);
  text-align: center;
  cursor: pointer;
  background: var(--surface);
  transition: border-color var(--trans), background var(--trans), transform var(--trans);
}
.drop-zone:hover { border-color: var(--accent); transform: translateY(-1px); }
.drop-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: var(--ring);
}
.drop-zone.dragover .drop-icon { transform: translateY(-3px); background: var(--accent); }
.drop-zone.dragover .drop-icon svg { stroke: #fff; }

.drop-icon {
  width: 50px;
  height: 50px;
  margin: 0 auto var(--s-3);
  background: var(--accent-soft);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--trans), background var(--trans);
}
.drop-icon svg { width: 28px; height: 28px; stroke: var(--accent); }
.drop-title { font-size: var(--fs-16); font-weight: 700; color: var(--text); }
.drop-hint { font-size: var(--fs-13); color: var(--text-3); margin-top: var(--s-2); }
.drop-hint em { color: var(--accent); font-style: normal; font-weight: 600; }

.drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* ============ 操作区 / 选项 ============ */
.options-row { display: flex; flex-wrap: wrap; gap: var(--s-5); align-items: flex-end; margin-bottom: var(--s-6); }
.option-group { display: flex; flex-direction: column; gap: var(--s-2); }
.option-label { font-size: var(--fs-12); font-weight: 600; color: var(--text-2); letter-spacing: 0.02em; }

/* ============ 分段选择器（radio） ============ */
.radio-group {
  display: inline-flex;
  gap: 2px;
  background: var(--bg-tint);
  padding: 3px;
  border-radius: var(--r-12);
  border: 1px solid var(--line);
}
.radio-btn {
  padding: var(--s-2) var(--s-4);
  border: none;
  background: transparent;
  color: var(--text-2);
  font-size: var(--fs-14);
  font-weight: 500;
  cursor: pointer;
  border-radius: 9px;
  transition: all var(--trans);
}
.radio-btn:hover { color: var(--text); }
.radio-btn.active {
  background: #fff;
  color: var(--accent);
  box-shadow: var(--shadow-1);
  font-weight: 600;
}

/* ============ 自定义下拉（替代原生 select） ============ */
.dropdown { position: relative; display: inline-block; min-width: 160px; user-select: none; }
.dropdown-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-3);
  padding-right: var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--r-12);
  background: var(--surface);
  font-size: var(--fs-14);
  color: var(--text);
  cursor: pointer;
  transition: border-color var(--trans), box-shadow var(--trans);
  white-space: nowrap;
}
.dropdown-trigger:hover { border-color: var(--line-strong); }
.dropdown-trigger.open { border-color: var(--accent); box-shadow: var(--ring); }
.dropdown-trigger svg { width: 14px; height: 14px; stroke: var(--text-3); transition: transform var(--trans); flex-shrink: 0; }
.dropdown-trigger.open svg { transform: rotate(180deg); }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 200;
  min-width: 100%;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-12);
  box-shadow: var(--shadow-3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--trans);
}
.dropdown-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-option {
  display: block;
  width: 100%;
  padding: var(--s-2) var(--s-3);
  border: none;
  background: transparent;
  font-size: var(--fs-14);
  color: var(--text-2);
  text-align: left;
  cursor: pointer;
  border-radius: 8px;
  transition: all var(--trans);
  white-space: nowrap;
}
.dropdown-option:hover { background: var(--accent-soft); color: var(--accent); }
.dropdown-option.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: var(--s-3) var(--s-5);
  border: none;
  border-radius: var(--r-12);
  font-size: var(--fs-14);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--trans);
  white-space: nowrap;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn svg { width: 16px; height: 16px; }

.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 18px rgba(255,90,46,0.22); }
.btn-primary:hover:not(:disabled) { background: var(--accent-strong); transform: translateY(-1px); box-shadow: 0 10px 22px rgba(255,90,46,0.28); }
.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--line); }
.btn-secondary:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { filter: brightness(1.04); transform: translateY(-1px); }

.btn-ghost { background: transparent; color: var(--text-2); }
.btn-ghost:hover:not(:disabled) { background: var(--bg-tint); color: var(--accent); }

.btn-lg { padding: var(--s-4) var(--s-8); font-size: var(--fs-16); border-radius: var(--r-14); }

/* ============ 文件信息条 ============ */
.file-info {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  padding: var(--s-4) var(--s-5);
  background: var(--accent-soft);
  border: 1px solid rgba(255,90,46,0.18);
  border-radius: var(--r-14);
  margin-bottom: var(--s-6);
}
.file-info-icon {
  width: 40px;
  height: 40px;
  background: var(--accent);
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.file-info-icon svg { width: 20px; height: 20px; stroke: #fff; }
.file-info-text { flex: 1; min-width: 0; }
.file-info-name { font-weight: 600; font-size: var(--fs-14); color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-info-meta { font-size: var(--fs-12); color: var(--text-2); margin-top: 2px; }

.btn-icon {
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  border-radius: var(--r-8);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--trans);
}
.btn-icon:hover { background: var(--danger-soft); color: var(--danger); }
.btn-icon svg { width: 18px; height: 18px; }

/* ============ 拆分页缩略图墙 ============ */
.page-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: var(--s-4); margin-bottom: var(--s-6); }
.page-thumb {
  position: relative;
  border: 2px solid var(--line);
  border-radius: var(--r-12);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--trans);
  background: var(--surface);
}
.page-thumb:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow-2); }
.page-thumb.selected { border-color: var(--accent); box-shadow: var(--ring); }
.page-thumb canvas { width: 100%; display: block; }
.page-thumb-label {
  position: absolute;
  top: var(--s-2);
  left: var(--s-2);
  background: rgba(32,26,22,0.62);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.page-thumb-check {
  position: absolute;
  top: var(--s-2);
  right: var(--s-2);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.7);
  background: rgba(32,26,22,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--trans);
}
.page-thumb.selected .page-thumb-check { background: var(--accent); border-color: #fff; }
.page-thumb-check svg { width: 13px; height: 13px; stroke: #fff; }

/* ============ 合并列表 ============ */
.merge-list { display: flex; flex-direction: column; gap: var(--s-2); margin-bottom: var(--s-6); }
.merge-item {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-4);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-12);
  transition: all var(--trans);
}
.merge-item:hover { border-color: var(--line-strong); box-shadow: var(--shadow-1); }
.merge-item-handle { cursor: grab; color: var(--text-3); display: flex; align-items: center; }
.merge-item-handle svg { width: 16px; height: 16px; }
.merge-item-handle:active { cursor: grabbing; }
.merge-item-order {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: var(--fs-12);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.merge-item-info { flex: 1; min-width: 0; }
.merge-item-name { font-size: var(--fs-14); font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.merge-item-size { font-size: var(--fs-12); color: var(--text-3); }
.merge-item-actions { display: flex; gap: 2px; }
.merge-item-move {
  width: 28px; height: 28px; border: none; background: transparent; color: var(--text-3);
  cursor: pointer; border-radius: 8px; display: flex; align-items: center; justify-content: center; transition: all var(--trans);
}
.merge-item-move:hover { background: var(--accent-soft); color: var(--accent); }
.merge-item-move svg { width: 14px; height: 14px; }

/* ============ 进度 ============ */
.progress-bar { height: 6px; background: var(--line); border-radius: 999px; overflow: hidden; margin: var(--s-4) 0; }
.progress-fill { height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.3s ease; }
.progress-text { font-size: var(--fs-12); color: var(--text-2); text-align: center; }

/* ============ 结果区 ============ */
.results-area { margin-top: var(--s-6); }
.result-item {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--r-12);
  margin-bottom: var(--s-2);
  background: var(--surface);
  transition: all var(--trans);
}
.result-item:hover { border-color: var(--line-strong); }
.result-item-icon { width: 38px; height: 38px; border-radius: var(--r-10); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.result-item-icon.img-format { background: #EAF3FE; color: #1F6FEB; }
.result-item-icon.txt-format { background: var(--success-soft); color: var(--success); }
.result-item-icon.docx-format { background: #EFEBFE; color: #6D4BEA; }
.result-item-icon.html-format { background: #FFF3EA; color: #E8662A; }
.result-item-icon.pdf-format { background: var(--danger-soft); color: var(--danger); }
.result-item-icon svg { width: 18px; height: 18px; }
.result-item-info { flex: 1; min-width: 0; }
.result-item-name { font-size: var(--fs-14); font-weight: 600; color: var(--text); }
.result-item-size { font-size: var(--fs-12); color: var(--text-3); }

/* ============ 动作条 ============ */
.action-bar { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); padding: var(--s-4) 0; }
.action-bar-left { display: flex; gap: var(--s-2); align-items: center; }

/* ============ 空态 / 加载 ============ */
.empty-state { text-align: center; padding: var(--s-10); color: var(--text-3); }
.empty-state svg { width: 48px; height: 48px; margin: 0 auto var(--s-3); opacity: 0.4; }

.spinner { width: 20px; height: 20px; border: 2.5px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--s-4); padding: var(--s-10); }

/* ============ 提示（Toast） ============ */
.toast-container { position: fixed; top: var(--s-6); right: var(--s-6); z-index: 9999; display: flex; flex-direction: column; gap: var(--s-2); }
.toast {
  padding: var(--s-3) var(--s-5);
  border-radius: var(--r-12);
  font-size: var(--fs-14);
  font-weight: 600;
  box-shadow: var(--shadow-3);
  animation: toastIn var(--trans), toastOut var(--trans) 2.7s forwards;
  display: flex;
  align-items: center;
  gap: var(--s-2);
  max-width: 360px;
}
.toast svg { width: 18px; height: 18px; flex-shrink: 0; }
.toast-success { background: #127A52; color: #fff; }
.toast-error { background: #C43D30; color: #fff; }
.toast-info { background: var(--accent-strong); color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(40px); } }

/* ============ OCR ============ */
.ocr-preview-wrap { display: flex; gap: var(--s-6); margin-bottom: var(--s-6); }
.ocr-image-panel { flex: 0 0 320px; max-height: 420px; border: 1px solid var(--line); border-radius: var(--r-12); overflow: auto; background: var(--bg-tint); }
.ocr-image-panel img { width: 100%; display: block; }
.ocr-table-panel { flex: 1; overflow: auto; max-height: 420px; border: 1px solid var(--line); border-radius: var(--r-12); }
.ocr-table { width: 100%; border-collapse: collapse; font-size: var(--fs-14); }
.ocr-table th, .ocr-table td { border: 1px solid var(--line); padding: var(--s-2) var(--s-3); text-align: left; min-width: 60px; }
.ocr-table th { background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: var(--fs-12); position: sticky; top: 0; z-index: 1; }
.ocr-table td { background: var(--surface); outline: none; }
.ocr-table td:focus { box-shadow: inset 0 0 0 2px var(--accent); background: var(--accent-soft); }
.ocr-table tr:nth-child(even) td { background: var(--bg-tint); }
.ocr-table tr:nth-child(even) td:focus { background: var(--accent-soft); }
.ocr-table td.merged-cell { background: var(--accent-soft); font-weight: 600; vertical-align: middle; text-align: center; }
.ocr-table td.merged-cell:focus { background: var(--accent-soft); }

/* ============ 工具（通用） ============ */
.hidden { display: none !important; }
.text-muted { color: var(--text-3); }
.mt-6 { margin-top: var(--s-6); }

/* ============ 首页工具墙 ============ */
.home-hero {
  padding: var(--s-16) var(--s-8) var(--s-10);
  max-width: 1080px;
  margin: 0 auto;
}
.home-hero .kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--fs-12); font-weight: 700; letter-spacing: 0.12em; color: var(--accent);
  margin-bottom: var(--s-4);
}
.home-hero .kicker::before { content: ''; width: 16px; height: 2px; background: var(--accent); }
.home-hero .sub { color: var(--text-2); font-size: var(--fs-16); margin-top: var(--s-4); max-width: 520px; }

.home-search {
  margin-top: var(--s-8);
  display: flex;
  align-items: center;
  gap: var(--s-2);
  max-width: 460px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-14);
  padding: 4px 6px 4px var(--s-4);
  transition: border-color var(--trans), box-shadow var(--trans);
}
.home-search:focus-within { border-color: var(--accent); box-shadow: var(--ring); }
.home-search svg { width: 18px; height: 18px; stroke: var(--text-3); flex-shrink: 0; }
.home-search input { flex: 1; border: none; outline: none; font-size: var(--fs-15); color: var(--text); background: transparent; padding: var(--s-2) 0; }
.home-search input::placeholder { color: var(--text-3); }

.module-section { max-width: 1080px; margin: 0 auto; padding: 0 var(--s-8) var(--s-12); }
.module-head { display: flex; align-items: baseline; gap: var(--s-3); padding: var(--s-5) 0; }
.module-head h2 { font-size: var(--fs-20); font-weight: 800; letter-spacing: -0.01em; }
.module-head .count { font-size: var(--fs-13); color: var(--text-3); }

/* 分类筛选 chips */
.filter-row { display: flex; flex-wrap: wrap; gap: var(--s-2); margin: var(--s-4) 0 var(--s-6); }
.chip {
  padding: var(--s-1) var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--r-full);
  background: var(--surface);
  color: var(--text-2);
  font-size: var(--fs-13);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--trans);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--text); border-color: var(--text); color: #fff; }

/* 工具卡片 */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--s-4); }
.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  padding: var(--s-6);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-16);
  text-decoration: none;
  color: var(--text);
  transition: all var(--trans);
  overflow: hidden;
}
.tool-card::before {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--trans);
}
.tool-card:hover { border-color: var(--line-strong); box-shadow: var(--shadow-2); transform: translateY(-3px); }
.tool-card:hover::before { transform: scaleX(1); }
.tool-card-top { display: flex; align-items: flex-start; justify-content: space-between; }
.tool-icon {
  width: 46px; height: 46px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
}
.tool-icon svg { width: 24px; height: 24px; }
.tool-badge {
  font-size: var(--fs-11); font-weight: 700; letter-spacing: 0.05em;
  color: var(--accent); background: var(--accent-soft);
  padding: 3px 9px; border-radius: var(--r-full);
}
.tool-card-title { font-size: var(--fs-17); font-weight: 700; }
.tool-card-desc { font-size: var(--fs-13); color: var(--text-2); line-height: var(--lh-base); flex: 1; }
.tool-card-go { margin-top: var(--s-2); display: inline-flex; align-items: center; gap: 4px; font-size: var(--fs-13); font-weight: 600; color: var(--accent); }
.tool-card-go svg { width: 15px; height: 15px; transition: transform var(--trans); }
.tool-card:hover .tool-card-go svg { transform: translateX(3px); }

/* 即将上线 */
.tool-card.soon { pointer-events: none; border-style: dashed; }
.tool-card.soon .tool-icon { background: var(--bg-tint); color: var(--text-3); }

/* ============ 响应式 ============ */
@media (max-width: 860px) {
  .ocr-preview-wrap { flex-direction: column; }
  .ocr-image-panel { flex: none; max-height: 200px; }
  .tool-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}
@media (max-width: 640px) {
  .app-main { padding: var(--s-6) var(--s-4) var(--s-12); }
  .tool-header-inner { padding: 0 var(--s-4); }
  .home-hero { padding: var(--s-12) var(--s-4) var(--s-6); }
  .module-section { padding: 0 var(--s-4) var(--s-8); }
  .section-title { font-size: var(--fs-24); }
  .page-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }
  .options-row { flex-direction: column; align-items: stretch; }
  .tool-crumb span.crumb-label { display: none; }
}

/* ===== 首页铺满：加宽主容器，宽屏下铺满 ===== */
.tool-header-inner, .app-main, .home-hero, .module-section { max-width: 1280px; }
.tool-grid { grid-template-columns: repeat(auto-fill, minmax(224px, 1fr)); }
.home-empty {
  text-align: center;
  padding: var(--s-12) 0;
  color: var(--text-3);
  font-size: var(--fs-15);
}
.home-empty em { color: var(--accent); font-style: normal; font-weight: 600; }

/* ===== 彻底通栏：所有主容器铺满，取消居中 max-width ===== */
.tool-header-inner, .app-main, .home-hero, .module-section {
  max-width: none;
  width: 100%;
}
.home-hero { padding-top: var(--s-12); }

/* ==========================================================
   v2 升级 · 暗色模式 / 主题选择器 / 命令面板 / Hero v2 / 对比滑块
   ========================================================== */

/* ============ 暗色模式（theme.js 设置 data-mode="dark"）============ */
[data-mode="dark"] {
  --bg: #16151A;
  --bg-tint: #1E1D24;
  --surface: #1B1A21;
  --surface-hover: #23212B;
  --text: #EDEAF0;
  --text-2: #A39EAC;
  --text-3: #6E6978;
  --line: #2A2831;
  --line-strong: #383540;
  --header-bg: rgba(22,21,26,0.82);
  --shadow-1: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-2: 0 6px 20px rgba(0,0,0,0.35);
  --shadow-3: 0 12px 40px rgba(0,0,0,0.5);
}
[data-mode="dark"] body { background: var(--bg); }
[data-mode="dark"] .radio-btn.active { background: var(--surface); }
[data-mode="dark"] .page-thumb-label { background: rgba(0,0,0,0.6); }
[data-mode="dark"] .file-info { background: var(--accent-soft); border-color: var(--line); }
[data-mode="dark"] .result-item-icon.img-format { background: rgba(47,111,235,0.16); color:#7EA9F5; }
[data-mode="dark"] .result-item-icon.txt-format { background: rgba(46,158,107,0.16); color:#5FC79A; }
[data-mode="dark"] .result-item-icon.docx-format { background: rgba(109,75,234,0.16); color:#A995F1; }
[data-mode="dark"] .result-item-icon.html-format { background: rgba(232,102,42,0.16); color:#F08A5C; }
[data-mode="dark"] .result-item-icon.pdf-format { background: rgba(229,72,58,0.16); color:#F07A6E; }
[data-mode="dark"] .ocr-table tr:nth-child(even) td { background: var(--bg-tint); }
[data-mode="dark"] .tool-card.soon .tool-icon { background: var(--bg-tint); }
[data-mode="dark"] .tool-card.soon { opacity: 0.7; }

/* ============ 主题选择器（theme.js 注入页头）============ */
.theme-trigger {
  width: 34px; height: 34px;
  margin-left: auto; flex-shrink: 0;
  border: none; background: transparent;
  color: var(--text-2); cursor: pointer;
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all var(--trans);
}
.theme-trigger:hover { background: var(--bg-tint); color: var(--accent); }
.theme-trigger svg { width: 18px; height: 18px; }

.theme-pop {
  position: fixed; z-index: 2200;
  width: 272px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-3);
  padding: 14px;
  opacity: 0; visibility: hidden;
  transform: translateY(-6px);
  transition: all var(--trans);
}
.theme-pop.open { opacity: 1; visibility: visible; transform: translateY(0); }
.tp-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; font-size: 13px; font-weight: 700; }
.tp-close { border: none; background: transparent; color: var(--text-3); cursor: pointer; font-size: 13px; padding: 2px 4px; border-radius: 6px; }
.tp-close:hover { color: var(--text); background: var(--bg-tint); }
.tp-section { margin-bottom: 13px; }
.tp-label { font-size: 11px; font-weight: 600; color: var(--text-2); letter-spacing: 0.05em; margin-bottom: 8px; }
.tp-swatches { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.tp-swatch {
  position: relative; height: 26px; border-radius: 8px;
  border: 2px solid transparent; cursor: pointer;
  transition: transform var(--trans), border-color var(--trans);
}
.tp-swatch:hover { transform: scale(1.12); }
.tp-swatch.active { border-color: var(--text); }
.tp-swatch-check { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 13px; opacity: 0; text-shadow: 0 1px 2px rgba(0,0,0,0.45); }
.tp-swatch.active .tp-swatch-check { opacity: 1; }
.tp-hue {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 8px; border-radius: 999px;
  background: linear-gradient(to right, #f00 0%, #ff0 17%, #0f0 33%, #0ff 50%, #00f 67%, #f0f 83%, #f00 100%);
  outline: none; cursor: pointer;
}
.tp-hue::-webkit-slider-thumb {
  -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 2px solid var(--accent);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3); cursor: pointer;
}
.tp-hue-row { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; font-size: 11px; color: var(--text-2); }
.tp-hue-hex { font-family: var(--mono); font-weight: 700; color: var(--accent); }
.tp-row { display: flex; gap: 8px; }
.tp-mode, .tp-reset {
  flex: 1; padding: 8px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg-tint);
  color: var(--text); font-size: 12px; font-weight: 600; cursor: pointer;
  transition: all var(--trans);
}
.tp-mode:hover, .tp-reset:hover { border-color: var(--accent); color: var(--accent); }

/* ============ 命令面板（common.js 注入，⌘K / /）============ */
.palette-overlay {
  position: fixed; inset: 0; z-index: 9990;
  background: rgba(12,10,8,0.42);
  backdrop-filter: blur(2px);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 14vh;
  opacity: 0; pointer-events: none;
  transition: opacity 0.16s ease;
}
.palette-overlay.open { opacity: 1; pointer-events: auto; }
.palette {
  width: min(560px, 92vw);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.22);
  overflow: hidden;
  transform: translateY(-8px) scale(0.985);
  transition: transform 0.16s ease;
}
.palette-overlay.open .palette { transform: translateY(0) scale(1); }
.palette-input-wrap { display: flex; align-items: center; gap: 10px; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.palette-input-wrap svg { width: 18px; height: 18px; stroke: var(--text-3); flex-shrink: 0; }
.palette-input { flex: 1; border: none; outline: none; background: transparent; font-size: 15px; color: var(--text); }
.palette-input::placeholder { color: var(--text-3); }
.palette-list { max-height: 340px; overflow: auto; padding: 6px; }
.palette-item { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 10px; cursor: pointer; color: var(--text); }
.palette-item .p-icon { width: 30px; height: 30px; border-radius: 9px; display: flex; align-items: center; justify-content: center; background: var(--accent-soft); color: var(--accent); flex-shrink: 0; }
.palette-item .p-icon svg { width: 16px; height: 16px; }
.palette-item .p-title { font-size: 14px; font-weight: 600; }
.palette-item .p-cat { margin-left: auto; font-size: 11px; color: var(--text-3); white-space: nowrap; }
.palette-item.active { background: var(--accent-soft); }
.palette-empty { padding: 26px; text-align: center; color: var(--text-3); font-size: 13px; }
.palette-kbd { display: flex; gap: 16px; padding: 8px 16px; border-top: 1px solid var(--line); font-size: 11px; color: var(--text-3); }
.palette-kbd kbd { background: var(--bg-tint); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px; padding: 1px 6px; font-family: var(--mono); font-size: 10px; }

/* ============ 首页 Hero v2 ============ */
.hero-v2 {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 9vw, 96px) var(--s-8) clamp(36px, 6vw, 64px);
  text-align: center;
}
.hero-v2 .hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--line);
  padding: 5px 14px; border-radius: 999px;
  margin-bottom: 22px;
}
.hero-v2 h1 {
  font-size: clamp(34px, 6vw, 60px);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.08;
  background: linear-gradient(120deg, var(--text) 30%, var(--accent) 120%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-v2 .hero-sub { color: var(--text-2); font-size: clamp(15px, 2vw, 17px); margin: 16px auto 0; max-width: 560px; }
.hero-v2 .hero-search {
  margin: 30px auto 0; max-width: 520px;
  display: flex; align-items: center; gap: 10px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  padding: 6px 6px 6px 18px;
  box-shadow: var(--shadow-2);
  transition: border-color var(--trans), box-shadow var(--trans), transform var(--trans);
}
.hero-v2 .hero-search:focus-within { border-color: var(--accent); box-shadow: var(--ring); transform: translateY(-1px); }
.hero-v2 .hero-search svg { width: 18px; height: 18px; stroke: var(--text-3); flex-shrink: 0; }
.hero-v2 .hero-search input { flex: 1; border: none; outline: none; font-size: 15px; color: var(--text); background: transparent; padding: 11px 0; }
.hero-v2 .hero-search input::placeholder { color: var(--text-3); }
.hero-v2 .hero-search .search-kbd {
  flex-shrink: 0; font-size: 10px; font-family: var(--mono);
  color: var(--text-3); background: var(--bg-tint);
  border: 1px solid var(--line); border-bottom-width: 2px;
  border-radius: 6px; padding: 4px 8px; margin-right: 8px;
}
.hero-v2 .hero-orbs { position: absolute; inset: 0; pointer-events: none; z-index: -1; overflow: hidden; }
.hero-v2 .orb {
  position: absolute; border-radius: 50%; filter: blur(60px);
  opacity: 0.5; animation: orbFloat 14s ease-in-out infinite;
}
.hero-v2 .orb-1 { width: 340px; height: 340px; left: -80px; top: -90px; background: var(--accent); opacity: 0.22; }
.hero-v2 .orb-2 { width: 280px; height: 280px; right: -60px; bottom: -120px; background: var(--accent); opacity: 0.14; animation-delay: -7s; }
.hero-v2 .hero-quick {
  margin: 26px auto 0; max-width: 640px;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
}
.hero-v2 .hero-quick .quick-chip {
  font-size: 12px; color: var(--text-2);
  border: 1px solid var(--line); background: var(--surface);
  border-radius: 999px; padding: 5px 13px; cursor: pointer;
  transition: all var(--trans);
}
.hero-v2 .hero-quick .quick-chip:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
@keyframes orbFloat {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(24px, -18px) scale(1.06); }
}

/* ============ 首页工具卡片 v2 ============ */
.tool-grid.v2 { gap: var(--s-5); }
.tool-card.v2 {
  padding: var(--s-6);
  border-radius: 20px;
  border: 1px solid var(--line);
  transition: all 0.22s cubic-bezier(0.4,0,0.2,1);
}
.tool-card.v2:hover {
  transform: translateY(-5px);
  border-color: transparent;
  box-shadow: 0 14px 34px rgba(var(--accent-rgb), 0.16), var(--shadow-2);
}
.tool-card.v2 .tool-icon {
  width: 50px; height: 50px; border-radius: 15px;
  background: linear-gradient(135deg, rgba(var(--accent-rgb),0.16), rgba(var(--accent-rgb),0.05));
  color: var(--accent);
  transition: transform var(--trans);
}
.tool-card.v2:hover .tool-icon { transform: scale(1.08) rotate(-4deg); }
.tool-card.v2 .tool-badge {
  background: var(--bg-tint);
  color: var(--text-2);
  border: 1px solid var(--line);
}
.tool-card.v2:hover .tool-badge { background: var(--accent-soft); color: var(--accent); border-color: transparent; }


/* ============ 压缩前后对比滑块（image-compress）============ */
.compare { position: relative; width: 100%; overflow: hidden; border-radius: 14px; border: 1px solid var(--line); background: repeating-conic-gradient(#eee 0 25%, #fff 0 50%) 0 0 / 20px 20px; user-select: none; touch-action: none; }
.compare img { display: block; width: 100%; height: auto; pointer-events: none; }
.compare .compare-after { position: absolute; inset: 0; width: 50%; overflow: hidden; }
.compare .compare-after img { width: 100%; height: 100%; object-fit: cover; position: absolute; top: 0; left: 0; }
.compare .compare-divider { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: var(--accent); cursor: ew-resize; transform: translateX(-1px); }
.compare .compare-divider::after { content: '◂ ▸'; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); background: var(--accent); color: #fff; border-radius: 999px; padding: 3px 7px; font-size: 11px; white-space: nowrap; }
.compare .compare-tag { position: absolute; top: 10px; font-size: 11px; font-weight: 700; color: #fff; padding: 3px 9px; border-radius: 999px; background: rgba(0,0,0,0.55); backdrop-filter: blur(4px); }
.compare .compare-tag.before { left: 10px; }
.compare .compare-tag.after { right: 10px; }

/* ============ 通用小补丁 ============ */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.tool-header-inner { gap: var(--s-3); }
.tool-crumb { margin-left: auto; }

/* ==========================================================
   v2 升级 · 文字 / 编码工具工作台（共享）
   ========================================================== */

/* 双栏编辑工作台 */
.editor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-5); align-items: stretch; }
.editor-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-16);
  display: flex; flex-direction: column;
  overflow: hidden;
  transition: border-color var(--trans), box-shadow var(--trans);
}
.editor-card:focus-within { border-color: var(--accent); box-shadow: var(--ring); }
.editor-head {
  display: flex; align-items: center; gap: var(--s-3);
  padding: var(--s-3) var(--s-5);
  border-bottom: 1px solid var(--line);
  background: var(--bg-tint);
}
.editor-head-label { font-size: var(--fs-13); font-weight: 700; color: var(--text); }
.editor-head-count { font-size: var(--fs-12); color: var(--text-3); font-family: var(--mono); }
.editor-head-actions { margin-left: auto; display: flex; gap: 4px; }
.editor-body { flex: 1; display: flex; }
.editor-textarea {
  width: 100%; min-height: 300px; flex: 1;
  border: none; outline: none; resize: vertical;
  background: var(--surface); color: var(--text);
  font-family: var(--mono); font-size: var(--fs-14); line-height: 1.7;
  padding: var(--s-5);
}
.editor-textarea::placeholder { color: var(--text-3); }

/* 单栏编辑器（用于单输入工具） */
.editor-single { display: flex; flex-direction: column; }

/* 操作栏 */
.toolbar-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3); margin: var(--s-6) 0; }

/* 统计卡 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: var(--s-4); margin-top: var(--s-6); }
.stat-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-14); padding: var(--s-5);
  transition: transform var(--trans), border-color var(--trans), box-shadow var(--trans);
}
.stat-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: var(--shadow-2); }
.stat-card .stat-num {
  font-size: 28px; font-weight: 800; letter-spacing: -0.02em;
  color: var(--accent); font-family: var(--mono); line-height: 1.1;
}
.stat-card .stat-label { font-size: var(--fs-12); color: var(--text-2); margin-top: var(--s-2); }

/* 选项字段行 */
.field-row { display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: var(--s-2); }
.field-label { font-size: var(--fs-12); font-weight: 600; color: var(--text-2); letter-spacing: 0.02em; }
.text-input {
  padding: var(--s-2) var(--s-3);
  border: 1px solid var(--line); border-radius: var(--r-10);
  background: var(--surface); color: var(--text);
  font-size: var(--fs-14); min-width: 220px;
  transition: border-color var(--trans), box-shadow var(--trans);
}
.text-input:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); }
.text-input::placeholder { color: var(--text-3); }
.text-input.code { font-family: var(--mono); font-size: var(--fs-13); }

/* 键值清单（哈希 / PDF 元信息等） */
.kv-list { display: flex; flex-direction: column; gap: var(--s-2); margin-top: var(--s-6); }
.kv-row {
  display: flex; align-items: center; gap: var(--s-4);
  padding: var(--s-3) var(--s-5);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-12);
  transition: border-color var(--trans);
}
.kv-row:hover { border-color: var(--line-strong); }
.kv-row .kv-key { font-size: var(--fs-13); font-weight: 700; color: var(--accent); flex-shrink: 0; min-width: 92px; }
.kv-row .kv-val { flex: 1; font-size: var(--fs-14); color: var(--text); font-family: var(--mono); word-break: break-all; }
.kv-row .kv-sub { font-size: var(--fs-12); color: var(--text-3); flex-shrink: 0; }

/* 统计徽标（dedup 等） */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 999px;
  font-size: var(--fs-12); font-weight: 700;
  background: var(--accent-soft); color: var(--accent);
}
.pill.pill-ok { background: var(--success-soft); color: var(--success); }

/* 结果差异行（大小写 / 转义） */
.diff-wrap { margin-top: var(--s-6); display: flex; flex-direction: column; gap: var(--s-3); }
.diff-item { padding: var(--s-4) var(--s-5); background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-12); }
.diff-item .diff-title { font-size: var(--fs-13); font-weight: 700; color: var(--text-2); margin-bottom: var(--s-2); }
.diff-item .diff-val { font-size: var(--fs-14); color: var(--text); font-family: var(--mono); word-break: break-all; line-height: 1.6; }

/* 空行过滤提示 */
.hint-line { display: flex; align-items: center; gap: 6px; font-size: var(--fs-12); color: var(--text-3); }
.hint-line svg { width: 14px; height: 14px; }

@media (max-width: 720px) {
  .editor-grid { grid-template-columns: 1fr; }
}


/* ================================================================
   V3 多皮肤引擎 · 首页与整站（multi-skin）
   data-style 打在 <html> 上、全站生效；顾客可自由切换并记忆于 localStorage。
   4 种整站皮肤：
   · fresh 清新晨露（默认）：柔白纸 + 薄荷主色 + 大圆角 + 软阴影 + 现代无衬线
   · paper 复古印坊：米白纸 + 墨字 + 朱砂印 + 细线排印 + 衬线大标题 + 纸纹噪点
   · night 暗夜霓虹：深海黑 + 霓虹主色 + 玻璃卡 + 光晕描边 + 等宽点缀（暗色优先）
   · snow  极简留白：纯白 + 近黑字 + 直角 + 无阴影 + 细线 + 呼吸留白
   ================================================================ */

/* ---------- 1. 站点级皮肤变量块（html 生效，覆盖 :root 中性色） ---------- */

[data-style="fresh"] {
  --bg: #F5F7FA;
  --bg-tint: #EDF1F6;
  --surface: #FFFFFF;
  --surface-hover: #FBFDFF;
  --text: #16222E;
  --text-2: #5C6B7B;
  --text-3: #9AA6B3;
  --line: rgba(22,34,46,0.09);
  --line-strong: rgba(22,34,46,0.16);
  --header-bg: rgba(245,247,250,0.8);
  --r-card: 16px;
  --r-icon: 11px;
  --card-shadow: 0 1px 2px rgba(22,34,46,0.04), 0 8px 24px rgba(22,34,46,0.05);
  --card-hover: 0 2px 4px rgba(22,34,46,0.05), 0 18px 44px rgba(22,34,46,0.13);
}
[data-style="fresh"][data-mode="dark"] {
  --bg: #0F151D;
  --bg-tint: #16202A;
  --surface: #171F29;
  --surface-hover: #1D2733;
  --text: #E8EEF5;
  --text-2: #9BA9B8;
  --text-3: #5C6A7A;
  --line: rgba(232,238,245,0.09);
  --line-strong: rgba(232,238,245,0.16);
  --header-bg: rgba(15,21,29,0.8);
}

[data-style="paper"] {
  --bg: #F3EDDE;
  --bg-tint: #ECE4D0;
  --surface: #FAF5E9;
  --surface-hover: #FDF9EF;
  --text: #211C13;
  --text-2: #6E6249;
  --text-3: #998A6D;
  --line: rgba(33,28,19,0.13);
  --line-strong: rgba(33,28,19,0.24);
  --header-bg: rgba(243,237,222,0.86);
  --font-display: 'Songti SC', 'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', serif;
  --r-card: 4px;
  --r-icon: 8px;
  --card-shadow: none;
  --card-hover: 0 14px 34px rgba(33,28,19,0.1);
}
[data-style="paper"][data-mode="dark"] {
  --bg: #15130F;
  --bg-tint: #1A1813;
  --surface: #1C1A15;
  --surface-hover: #211E18;
  --text: #E9DFC8;
  --text-2: #A89C81;
  --text-3: #7C725D;
  --line: rgba(233,223,200,0.13);
  --line-strong: rgba(233,223,200,0.24);
  --header-bg: rgba(21,19,15,0.85);
}

[data-style="night"] {
  --bg: #0B1220;
  --bg-tint: #101A2C;
  --surface: rgba(255,255,255,0.04);
  --surface-hover: rgba(255,255,255,0.07);
  --text: #E6EEF7;
  --text-2: #8FA3BC;
  --text-3: #5E7289;
  --line: rgba(198,220,255,0.09);
  --line-strong: rgba(198,220,255,0.17);
  --header-bg: rgba(11,18,32,0.8);
  --r-card: 14px;
  --r-icon: 10px;
  --card-shadow: 0 0 0 1px rgba(198,220,255,0.06), 0 10px 30px rgba(0,0,0,0.35);
  --card-hover: 0 0 0 1px rgba(var(--accent-rgb),0.42), 0 0 26px rgba(var(--accent-rgb),0.14), 0 16px 40px rgba(0,0,0,0.5);
}
[data-style="night"][data-mode="dark"] { /* night 恒暗：基块即暗色，此块占位保证覆盖权重 */ }

[data-style="snow"] {
  --bg: #FFFFFF;
  --bg-tint: #F6F7F9;
  --surface: #FFFFFF;
  --surface-hover: #F7F8FA;
  --text: #101216;
  --text-2: #4B4F59;
  --text-3: #9AA0A8;
  --line: #E8E9EC;
  --line-strong: #D3D5DA;
  --header-bg: rgba(255,255,255,0.92);
  --r-card: 2px;
  --r-icon: 2px;
  --card-shadow: none;
  --card-hover: 0 12px 28px rgba(16,18,22,0.09);
}
[data-style="snow"][data-mode="dark"] {
  --bg: #0E0F12;
  --bg-tint: #17181D;
  --surface: #17181D;
  --surface-hover: #1F2026;
  --text: #F2F3F5;
  --text-2: #9A9EA8;
  --text-3: #61646C;
  --line: #23252A;
  --line-strong: #35373D;
  --header-bg: rgba(14,15,18,0.88);
}

/* ---------- 2. 皮肤中立 · 首页组件基线（共用，靠皮肤 token 区分） ---------- */

.home-page .tool-header { background: var(--header-bg); }
.home-masthead { position: relative; }
.home-masthead::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--line); }
.masthead-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; gap: 16px; height: 64px;
}
.masthead-inner .theme-trigger { margin-left: auto; }
.tool-header-inner .theme-trigger { margin-left: 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-seal {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px;
  background: var(--accent); color: #fff;
  border-radius: var(--r-icon);
  font-family: var(--font-display); font-weight: 800; font-size: 16px; line-height: 1;
  box-shadow: 0 1px 3px rgba(0,0,0,0.14);
  transition: transform var(--trans), box-shadow var(--trans);
}
.brand:hover .brand-seal { transform: rotate(-4deg) scale(1.05); box-shadow: 0 5px 14px rgba(0,0,0,0.18); }
.brand-text { font-family: var(--font-display); font-weight: 800; font-size: 19px; letter-spacing: .02em; color: var(--text); }
.masthead-edition { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; color: var(--text-3); white-space: nowrap; }

.home-hero {
  max-width: 1280px; margin: 0 auto;
  padding: clamp(56px, 9vw, 96px) 32px clamp(32px, 5vw, 48px);
  position: relative;
}
.home-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(1100px 480px at 82% -12%, rgba(var(--accent-rgb), 0.09), transparent 62%);
}
.home-hero > * { animation: heroIn .7s cubic-bezier(.2,.7,.25,1) both; position: relative; }
.home-hero > *:nth-child(2){ animation-delay: .06s }
.home-hero > *:nth-child(3){ animation-delay: .12s }
.home-hero > *:nth-child(4){ animation-delay: .18s }
.home-hero > *:nth-child(5){ animation-delay: .24s }
@keyframes heroIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.hero-meta { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.hero-kicker {
  font-size: 12px; font-weight: 700; letter-spacing: .1em;
  color: var(--accent); background: var(--accent-soft);
  padding: 5px 12px; border-radius: 999px;
  font-family: var(--mono);
}
.hero-rule { flex: 0 1 64px; height: 1px; background: var(--line-strong); }
.hero-kicker-num { font-size: 12px; letter-spacing: .1em; color: var(--text-3); font-family: var(--mono); }
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 7.4vw, 88px);
  font-weight: 800; letter-spacing: -0.022em; line-height: 1.06;
  color: var(--text); margin: 0;
  max-width: 13em;
}
.hero-title em { font-style: normal; color: var(--accent); position: relative; }
.hero-title em::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: .06em;
  height: .1em; background: rgba(var(--accent-rgb), 0.16); border-radius: 999px;
}
.hero-sub { margin: 26px 0 0; max-width: 560px; font-size: 16px; line-height: 1.85; color: var(--text-2); }

.hero-search {
  margin-top: 36px; max-width: 520px;
  display: flex; align-items: center; gap: 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 6px 4px 18px;
  box-shadow: var(--card-shadow);
  transition: border-color var(--trans), box-shadow var(--trans), background var(--trans);
}
.hero-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(var(--accent-rgb), 0.12); }
.hero-search svg { width: 18px; height: 18px; stroke: var(--text-3); flex-shrink: 0; }
.hero-search input { flex: 1; border: none; outline: none; font-size: 15px; color: var(--text); background: transparent; padding: 11px 0; }
.hero-search input::placeholder { color: var(--text-3); }
.search-kbd {
  font-family: var(--mono); font-size: 11px; color: var(--text-3);
  border: 1px solid var(--line-strong); border-radius: 8px;
  padding: 4px 8px; letter-spacing: .05em; background: var(--bg-tint); white-space: nowrap;
}

.hero-quick { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 10px; }
.quick-chip {
  font-size: 13px; color: var(--text-2);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 999px; padding: 7px 15px; cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: all var(--trans);
}
.quick-chip:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }


.home-cats {
  max-width: 1280px; margin: 0 auto;
  padding: 0 32px 48px;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
}
.home-cat {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 16px;
  text-decoration: none; color: var(--text);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-card); box-shadow: var(--card-shadow);
  transition: all var(--trans);
}
.home-cat-num { font-family: var(--font-display); font-weight: 800; font-size: 20px; color: var(--text-3); font-variant-numeric: tabular-nums; transition: color var(--trans); }
.home-cat-name { font-size: 15px; font-weight: 700; letter-spacing: .01em; white-space: nowrap; }
.home-cat-leader { flex: 1; min-width: 8px; }
.home-cat-count { font-size: 11px; color: var(--text-3); font-family: var(--mono); letter-spacing: .06em; white-space: nowrap; }
.home-cat-go { font-size: 14px; color: var(--accent); opacity: 0; transform: translateX(-4px); transition: all var(--trans); }
.home-cat:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: var(--card-hover); }
.home-cat:hover .home-cat-num { color: var(--accent); }
.home-cat:hover .home-cat-go { opacity: 1; transform: none; }
.home-cat.active .home-cat-num { color: var(--accent); }

.featured-head { display: flex; align-items: baseline; gap: 14px; padding: 8px 0 22px; }
.featured-head h2 { font-family: var(--font-display); font-size: 22px; font-weight: 800; letter-spacing: .01em; margin: 0; }
.featured-head .head-num { font-size: 30px; font-weight: 800; color: var(--accent); font-family: var(--font-display); line-height: 1; }
.featured-head .count { font-size: 12px; color: var(--text-3); font-family: var(--mono); letter-spacing: .08em; }
.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.bento-card {
  grid-column: span 3;
  position: relative;
  display: flex; flex-direction: column;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  box-shadow: var(--card-shadow);
  text-decoration: none; color: var(--text);
  min-height: 176px;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans), background var(--trans);
}
.bento-card.lg { grid-column: span 6; min-height: 200px; }
.bento-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--card-hover); }
.bento-corner { display: none; }
.bento-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.home-page .tool-icon {
  flex-shrink: 0; width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
  border-radius: var(--r-icon);
  transition: transform var(--trans);
}
.home-page .tool-icon svg { width: 21px; height: 21px; }
.bento-card:hover .tool-icon { transform: scale(1.06); }
.bento-tag {
  font-size: 11px; font-weight: 700; letter-spacing: .05em;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 999px; padding: 4px 10px;
}
.bento-title { margin-top: 18px; font-family: var(--font-display); font-size: 20px; font-weight: 800; letter-spacing: .01em; line-height: 1.25; }
.bento-desc { margin-top: 8px; font-size: 13px; color: var(--text-2); line-height: 1.7; flex: 1; }
.bento-foot {
  margin-top: 16px; display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}
.bento-num { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; color: var(--text-3); }
.bento-go { font-size: 15px; color: var(--accent); opacity: 0; transform: translateX(-6px); transition: all var(--trans); }
.bento-card:hover .bento-go { opacity: 1; transform: none; }

.home-page .module-section { max-width: 1280px; margin: 0 auto; padding: 0 32px 72px; }
.module-block { padding-top: 56px; }
.module-head { display: flex; align-items: baseline; gap: 16px; padding: 12px 0 24px; position: relative; }
.module-head h2 { font-family: var(--font-display); font-size: 24px; font-weight: 800; letter-spacing: .01em; display: flex; align-items: baseline; gap: 12px; margin: 0; }
.module-head .head-num { font-family: var(--font-display); font-weight: 800; font-size: 32px; color: var(--accent); line-height: 1; font-variant-numeric: tabular-nums; }
.module-head .count { font-size: 12px; color: var(--text-3); font-family: var(--mono); letter-spacing: .08em; }
.module-head::after { content: ''; position: absolute; left: 0; right: 0; bottom: 10px; height: 1px; background: var(--line); }
.home-page .tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 16px; }
.home-page .tool-card {
  position: relative;
  display: flex; flex-direction: column;
  padding: 20px 20px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  box-shadow: var(--card-shadow);
  text-decoration: none; color: var(--text);
  transition: all var(--trans);
}
.home-page .tool-card::before { content: ''; position: absolute; left: 20px; right: 20px; bottom: 0; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform var(--trans); }
.home-page .tool-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--card-hover); }
.home-page .tool-card:hover::before { transform: scaleX(1); }
.tool-card-top { display: flex; align-items: flex-start; justify-content: space-between; }
.home-page .tool-badge { font-size: 10px; font-weight: 700; letter-spacing: .06em; color: var(--text-3); border: 1px solid var(--line-strong); border-radius: 999px; padding: 2px 8px; background: transparent; }
.tool-card-title { margin-top: 16px; font-size: 16px; font-weight: 700; letter-spacing: .01em; }
.tool-card-desc { margin-top: 6px; font-size: 12px; color: var(--text-2); line-height: 1.65; flex: 1; }
.tool-card-go { margin-top: 14px; display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; color: var(--text-3); font-family: var(--mono); letter-spacing: .04em; transition: color var(--trans); }
.tool-card-go svg { width: 14px; height: 14px; transition: transform var(--trans); }
.home-page .tool-card:hover .tool-card-go { color: var(--accent); }
.home-page .tool-card:hover .tool-card-go svg { transform: translateX(3px); }



.grain { position: fixed; inset: 0; z-index: 60; pointer-events: none; opacity: 0; }

.js .home-cats, .js .featured, .js .module-block {
  opacity: 0; transform: translateY(20px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.25,1);
}
.js .in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .home-cats, .js .featured, .js .module-block { opacity: 1; transform: none; transition: none; }
  .home-hero > * { animation: none; }
}

/* ---------- 3. 各皮肤差异化覆写（首页专属） ---------- */

/* paper · 复古印坊 —— 纸感排印：衬线、细线、印鉴、纸纹 */
[data-style="paper"] .home-masthead::after { height: 1px; background: var(--line-strong); box-shadow: 0 3px 0 0 var(--line); }
[data-style="paper"] .brand-seal { border-radius: 4px; color: #FFF6EC; font-family: var(--serif); letter-spacing: .02em; box-shadow: 0 1px 2px rgba(0,0,0,.12); }
[data-style="paper"] .brand-text { letter-spacing: .08em; }
[data-style="paper"] .hero-kicker { background: transparent; padding: 0; border-radius: 0; letter-spacing: .22em; }
[data-style="paper"] .hero-rule::after { content: ''; position: absolute; left: 0; top: -2px; width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }
[data-style="paper"] .hero-title em { font-style: italic; text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: 12px; text-decoration-color: rgba(var(--accent-rgb), 0.32); }
[data-style="paper"] .hero-title em::after { display: none; }
[data-style="paper"] .hero-search {
  border: none; border-bottom: 2px solid var(--text); border-radius: 0;
  background: transparent; box-shadow: none; padding: 12px 2px 10px; gap: 12px;
}
[data-style="paper"] .hero-search:focus-within { border-color: var(--accent); box-shadow: none; }
[data-style="paper"] .hero-search svg { width: 20px; height: 20px; }
[data-style="paper"] .hero-search input { font-family: var(--serif); font-size: 16px; letter-spacing: .02em; padding: 0; }
[data-style="paper"] .search-kbd { border-radius: 4px; }
[data-style="paper"] .quick-chip { background: transparent; box-shadow: none; font-family: var(--mono); letter-spacing: .04em; }
[data-style="paper"] .home-cats { gap: 0; border-top: 1px solid var(--line); }
[data-style="paper"] .home-cat { background: transparent; border: none; border-right: 1px solid var(--line); border-radius: 0; box-shadow: none; padding: 26px 10px; }
[data-style="paper"] .home-cat:last-child { border-right: none; }
[data-style="paper"] .home-cat:hover { transform: none; background: rgba(var(--accent-rgb), 0.05); border-color: transparent; box-shadow: none; }
[data-style="paper"] .home-cat-leader { border-bottom: 1px dotted var(--line-strong); }
[data-style="paper"] .featured-head h2, [data-style="paper"] .module-head h2 { font-family: var(--serif); }
[data-style="paper"] .featured-head .head-num, [data-style="paper"] .module-head .head-num { font-family: var(--serif); }
[data-style="paper"] .bento-card, [data-style="paper"] .home-page .tool-card { border-color: var(--line-strong); }
[data-style="paper"] .bento-card { border-radius: 4px; }
[data-style="paper"] .bento-corner { display: block; position: absolute; top: 8px; right: 8px; width: 7px; height: 7px; border-top: 1px solid var(--line-strong); border-right: 1px solid var(--line-strong); }
[data-style="paper"] .bento-tag { font-family: var(--mono); border-radius: 3px; border: 1px solid var(--accent); background: transparent; padding: 3px 8px; transform: rotate(-2deg); letter-spacing: .1em; }
[data-style="paper"] .bento-title { font-family: var(--serif); font-size: 21px; }
[data-style="paper"] .bento-foot { border-top-color: var(--line); }
[data-style="paper"] .home-page .tool-card { border-radius: 4px; }
[data-style="paper"] .home-page .tool-badge { font-family: var(--mono); border-radius: 3px; border: 1px solid var(--line-strong); letter-spacing: .12em; }
[data-style="paper"] .grain {
  opacity: .05; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 140px 140px;
}
[data-style="paper"][data-mode="dark"] .grain { mix-blend-mode: soft-light; opacity: .08; }

/* night · 暗夜霓虹 —— 玻璃、霓虹光晕、等宽点缀 */
[data-style="night"] .home-hero::before { background: radial-gradient(1100px 480px at 82% -12%, rgba(var(--accent-rgb), 0.13), transparent 62%); }
[data-style="night"] .brand-seal { border-radius: 10px; box-shadow: 0 0 0 1px rgba(var(--accent-rgb),0.4), 0 0 18px rgba(var(--accent-rgb),0.35); }
[data-style="night"] .hero-kicker { background: transparent; color: var(--accent); padding: 0; border-radius: 0; letter-spacing: .18em; text-shadow: 0 0 12px rgba(var(--accent-rgb),0.6); }
[data-style="night"] .hero-title { font-weight: 700; }
[data-style="night"] .bento-card,[data-style="night"] .tool-card,[data-style="night"] .home-cat,[data-style="night"] .hero-search,[data-style="night"] .quick-chip{ backdrop-filter: blur(8px); }
[data-style="night"] .bento-card { background: rgba(255,255,255,0.04); }
[data-style="night"] .bento-card:hover, [data-style="night"] .tool-card:hover { border-color: rgba(var(--accent-rgb),0.5); }
[data-style="night"] .home-cat:hover { background: rgba(var(--accent-rgb),0.1); transform: none; }
[data-style="night"] .featured-head .head-num, [data-style="night"] .module-head .head-num { text-shadow: 0 0 14px rgba(var(--accent-rgb),0.55); }
[data-style="night"] .bento-go, [data-style="night"] .home-cat-go { text-shadow: 0 0 8px rgba(var(--accent-rgb),0.8); }

/* snow · 极简留白 —— 直角、细线、无阴影、等宽统计 */
[data-style="snow"] .home-hero::before { display: none; }
[data-style="snow"] .brand-seal { border-radius: 2px; box-shadow: none; }
[data-style="snow"] .brand-text { letter-spacing: .16em; }
[data-style="snow"] .hero-kicker { background: transparent; padding: 0; border-radius: 0; letter-spacing: .22em; font-weight: 600; }
[data-style="snow"] .hero-rule { height: 1px; background: var(--text); }
[data-style="snow"] .hero-rule::after { display: none; }
[data-style="snow"] .hero-title em::after { height: 2px; background: var(--text); }
[data-style="snow"] .hero-search { border-radius: 2px; box-shadow: none; }
[data-style="snow"] .hero-search:focus-within { box-shadow: none; border-color: var(--text); }
[data-style="snow"] .search-kbd { border-radius: 2px; background: transparent; }
[data-style="snow"] .quick-chip { border-radius: 2px; box-shadow: none; }
[data-style="snow"] .home-cats { gap: 0; border-top: 1px solid var(--line); }
[data-style="snow"] .home-cat { background: transparent; border: none; border-right: 1px solid var(--line); border-radius: 0; box-shadow: none; padding: 22px 10px; }
[data-style="snow"] .home-cat:last-child { border-right: none; }
[data-style="snow"] .home-cat:hover { transform: none; background: transparent; box-shadow: none; border-color: transparent; }
[data-style="snow"] .home-cat-count { letter-spacing: .1em; }
[data-style="snow"] .home-cat-leader { border-bottom: 1px solid var(--line); }
[data-style="snow"] .bento-card, [data-style="snow"] .home-page .tool-card { border-radius: 2px; box-shadow: none; border-color: var(--line-strong); }
[data-style="snow"] .bento-card:hover, [data-style="snow"] .home-page .tool-card:hover { box-shadow: var(--card-hover); }
[data-style="snow"] .bento-tag { background: transparent; border: 1px solid var(--accent); border-radius: 2px; }
[data-style="snow"] .home-page .tool-badge { border-radius: 2px; background: transparent; border-color: var(--line-strong); }

/* 主题触发按钮皮肤化 */
[data-style="paper"] .theme-trigger { border-radius: 4px; }
[data-style="snow"] .theme-trigger { border-radius: 2px; }
[data-style="night"] .theme-trigger:hover { background: rgba(var(--accent-rgb),0.12); }

/* ---------- 4. 主题面板补充（视觉风格区 / 10 预设色板） ---------- */
.tp-styles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; }
.tp-style {
  display: flex; align-items: center; gap: 7px;
  padding: 7px 9px; border-radius: 9px;
  border: 1px solid var(--line); background: var(--bg-tint);
  color: var(--text); font-size: 12px; font-weight: 600; cursor: pointer;
  transition: all var(--trans);
}
.tp-style .ts-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.tp-style:hover { border-color: var(--accent); color: var(--accent); }
.tp-style.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.tp-swatches { grid-template-columns: repeat(auto-fit, minmax(18px, 1fr)); gap: 5px; }
.tp-mode:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- 5. 响应式 ---------- */
@media (max-width: 980px) {
  .masthead-edition { display: none; }
  .home-cats { grid-template-columns: repeat(2, 1fr); border-top: none; }
  .home-cat:nth-child(even) { border-right: none; }
  .bento-card, .bento-card.md, .bento-card.sm { grid-column: span 6; }
  .bento-card.lg { grid-column: span 12; }
}
@media (max-width: 640px) {
  .masthead-inner { padding: 0 20px; height: 56px; }
  .home-hero { padding: 44px 20px 28px; }
  .hero-title { font-size: clamp(36px, 11vw, 52px); }
  .hero-search { max-width: none; }
  .home-cats { padding: 0 20px 40px; }
  .home-page .module-section { padding: 0 20px 48px; }
  .module-block { padding-top: 40px; }
  .home-page .tool-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
  .bento { grid-template-columns: 1fr; }
  .bento-card, .bento-card.md, .bento-card.sm, .bento-card.lg { grid-column: auto; min-height: 0; }
}


/* ================================================================
   V3.1 新增皮肤：科技未来 / 软糖可爱 / 水墨丹青
   每套皮肤在字体、卡片形态、装饰、氛围上各有专属设计
   ================================================================ */

/* ---------- 科技未来 tech · 玻璃拟态 + 网格 + 数据感 ---------- */
[data-style="tech"] {
  --bg: #EEF3FB;
  --bg-tint: #E4ECF8;
  --surface: rgba(255,255,255,0.8);
  --surface-hover: #FFFFFF;
  --text: #0E1B33;
  --text-2: #4A5F80;
  --text-3: #8CA0BF;
  --line: rgba(46,106,230,0.16);
  --line-strong: rgba(46,106,230,0.30);
  --header-bg: rgba(238,243,251,0.75);
  --r-card: 12px;
  --r-icon: 8px;
  --card-shadow: 0 1px 1px rgba(14,27,51,0.05), 0 8px 24px rgba(46,106,230,0.08);
  --card-hover: 0 0 0 1px rgba(var(--accent-rgb),0.42), 0 12px 32px rgba(var(--accent-rgb),0.18);
}
[data-style="tech"][data-mode="dark"] {
  --bg: #0A1220;
  --bg-tint: #0E1A30;
  --surface: rgba(20,32,54,0.6);
  --surface-hover: rgba(28,44,72,0.7);
  --text: #E8F0FB;
  --text-2: #93A6C6;
  --text-3: #56668C;
  --line: rgba(120,170,255,0.14);
  --line-strong: rgba(120,170,255,0.26);
  --header-bg: rgba(10,18,32,0.75);
}

/* ---------- 软糖可爱 cute · 厚圆角 + 撞色描边 + 弹跳 ---------- */
[data-style="cute"] {
  --bg: #FFF3F7;
  --bg-tint: #FFE9F0;
  --surface: #FFFFFF;
  --surface-hover: #FFF7FA;
  --text: #3A2433;
  --text-2: #9B6A82;
  --text-3: #C9A2B4;
  --line: #F3D5E1;
  --line-strong: #E9B8CC;
  --header-bg: rgba(255,243,247,0.85);
  --r-card: 22px;
  --r-icon: 16px;
  --card-shadow: 0 4px 12px rgba(var(--accent-rgb),0.10), 0 12px 32px rgba(var(--accent-rgb),0.08);
  --card-hover: 0 8px 20px rgba(var(--accent-rgb),0.16), 0 20px 44px rgba(var(--accent-rgb),0.14);
}
[data-style="cute"][data-mode="dark"] {
  --bg: #241A24;
  --bg-tint: #2E202E;
  --surface: #352A36;
  --surface-hover: #3E303F;
  --text: #F7EAF1;
  --text-2: #C29AB1;
  --text-3: #8A6A80;
  --line: rgba(247,234,241,0.10);
  --line-strong: rgba(247,234,241,0.18);
  --header-bg: rgba(36,26,36,0.85);
}

/* ---------- 水墨丹青 ink · 楷体 + 宣纸 + 印章 ---------- */
[data-style="ink"] {
  --bg: #F6F1E6;
  --bg-tint: #EFE7D6;
  --surface: rgba(255,253,248,0.92);
  --surface-hover: #FFFDF7;
  --text: #2A2722;
  --text-2: #6E675C;
  --text-3: #A49A87;
  --line: rgba(42,39,34,0.12);
  --line-strong: rgba(42,39,34,0.22);
  --header-bg: rgba(246,241,230,0.85);
  --font-display: 'Kaiti SC', 'STKaiti', 'KaiTi', 'Kaiti', '楷体', serif;
  --r-card: 8px;
  --r-icon: 6px;
  --card-shadow: 0 1px 2px rgba(42,39,34,0.05);
  --card-hover: 0 10px 28px rgba(42,39,34,0.10);
}
[data-style="ink"][data-mode="dark"] {
  --bg: #171512;
  --bg-tint: #1F1C17;
  --surface: #211D17;
  --surface-hover: #29241C;
  --text: #EAE3D3;
  --text-2: #A79D89;
  --text-3: #736C5C;
  --line: rgba(234,227,211,0.12);
  --line-strong: rgba(234,227,211,0.22);
  --header-bg: rgba(23,21,18,0.85);
}

/* ============ tech · 首页覆写 ============ */
[data-style="tech"] .home-page {
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(var(--accent-rgb),0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb),0.05) 1px, transparent 1px);
  background-size: 34px 34px;
}
[data-style="tech"] .hero-kicker { font-family: var(--mono); letter-spacing: .18em; }
[data-style="tech"] .hero-kicker::before { content: '// '; color: var(--text-3); }
[data-style="tech"] .hero-title em {
  background: linear-gradient(115deg, var(--accent), rgba(var(--accent-rgb),0.45));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
[data-style="tech"] .hero-title em::after { display: none; }
[data-style="tech"] .hero-search { border-radius: 12px; background: var(--surface); }
[data-style="tech"] .hero-search:focus-within { box-shadow: 0 0 0 4px rgba(var(--accent-rgb),0.15), 0 0 20px rgba(var(--accent-rgb),0.15); }
[data-style="tech"] .search-kbd { background: transparent; }
[data-style="tech"] .bento-card::after, [data-style="tech"] .home-page .tool-card::after {
  content: ''; position: absolute; top: 9px; right: 9px; width: 11px; height: 11px;
  border-top: 2px solid rgba(var(--accent-rgb),0.55); border-right: 2px solid rgba(var(--accent-rgb),0.55);
  border-radius: 0 6px 0 0;
}
[data-style="tech"] .bento-card:hover, [data-style="tech"] .home-page .tool-card:hover { border-color: rgba(var(--accent-rgb),0.5); }
[data-style="tech"] .home-cat:hover { background: rgba(var(--accent-rgb),0.06); transform: translateY(-2px); }
[data-style="tech"] .home-cat-count { letter-spacing: .08em; }
[data-style="tech"] .bento-tag { font-family: var(--mono); border: 1px solid var(--accent); background: transparent; letter-spacing: .08em; }
[data-style="tech"] .home-page .tool-badge { font-family: var(--mono); }
[data-style="tech"] .featured-head .head-num, [data-style="tech"] .module-head .head-num { font-family: var(--mono); }
[data-style="tech"] .masthead-edition { letter-spacing: .14em; }

/* ============ cute · 首页覆写 ============ */
[data-style="cute"] .home-hero::before { background: radial-gradient(900px 420px at 80% -6%, rgba(var(--accent-rgb),0.14), transparent 60%); }
[data-style="cute"] .hero-kicker { background: var(--accent); color: #fff; padding: 6px 14px; border-radius: 999px; letter-spacing: .04em; font-weight: 700; }
[data-style="cute"] .hero-title em::after { height: .16em; bottom: .04em; background: var(--accent); opacity: .22; border-radius: 999px; }
[data-style="cute"] .hero-search { border: 2px solid var(--line-strong); box-shadow: 0 5px 0 rgba(var(--accent-rgb),0.10); }
[data-style="cute"] .hero-search:focus-within { border-color: var(--accent); box-shadow: 0 5px 0 rgba(var(--accent-rgb),0.10), 0 0 0 4px rgba(var(--accent-rgb),0.14); }
[data-style="cute"] .search-kbd { background: var(--accent-soft); border-color: transparent; }
[data-style="cute"] .quick-chip { border: 2px solid var(--line-strong); box-shadow: 0 3px 0 rgba(var(--accent-rgb),0.08); }
[data-style="cute"] .bento-card,[data-style="cute"] .home-page .tool-card,[data-style="cute"] .home-cat{ border-width: 2px; border-color: var(--line); }
[data-style="cute"] .bento-card,[data-style="cute"] .home-page .tool-card,[data-style="cute"] .home-cat,[data-style="cute"] .quick-chip{ transition: transform .35s cubic-bezier(.34,1.56,.64,1), border-color var(--trans), box-shadow var(--trans), background var(--trans); }
[data-style="cute"] .bento-card:hover, [data-style="cute"] .home-page .tool-card:hover { transform: translateY(-4px) rotate(-0.5deg); border-color: var(--accent); }
[data-style="cute"] .home-cat:hover { transform: translateY(-2px) rotate(0.4deg); border-color: var(--accent); box-shadow: var(--card-hover); }
[data-style="cute"] .bento-tag { background: var(--accent); color: #fff; border: none; border-radius: 999px; }
[data-style="cute"] .bento-go, [data-style="cute"] .home-cat-go { opacity: 1; transform: none; }
[data-style="cute"] .home-page .tool-icon { border-radius: 16px; }
[data-style="cute"] .home-page .tool-badge { background: var(--accent-soft); border-color: transparent; color: var(--accent); }

/* ============ ink · 首页覆写 ============ */
[data-style="ink"] .home-hero::before {
  background:
    radial-gradient(900px 420px at 18% 4%, rgba(42,39,34,0.06), transparent 60%),
    radial-gradient(700px 360px at 88% 8%, rgba(var(--accent-rgb),0.05), transparent 55%);
}
[data-style="ink"] .hero-kicker { font-family: var(--font-display); letter-spacing: .3em; background: transparent; padding: 0; border-radius: 0; }
[data-style="ink"] .hero-title { font-weight: 700; letter-spacing: .03em; }
[data-style="ink"] .hero-title em::after { height: .14em; bottom: .02em; background: var(--accent); opacity: .3; border-radius: 999px; }
[data-style="ink"] .hero-search { border: 1px solid var(--line); border-bottom: 2px solid var(--text); border-radius: 10px; background: rgba(255,255,255,0.35); box-shadow: none; padding: 4px 14px 4px 16px; }
[data-style="ink"] .hero-search input { font-family: var(--font-display); font-size: 15px; letter-spacing: .03em; }
[data-style="ink"] .search-kbd { border-radius: 4px; }
[data-style="ink"] .quick-chip { background: transparent; box-shadow: none; font-family: var(--font-display); border-radius: 6px; }
[data-style="ink"] .home-cats { grid-template-columns: 1fr; gap: 0; }
[data-style="ink"] .home-cat { border: none; border-bottom: 1px solid var(--line); border-radius: 0; box-shadow: none; background: transparent; padding: 20px 6px; }
[data-style="ink"] .home-cat:last-child { border-bottom: none; }
[data-style="ink"] .home-cat:hover { transform: none; background: transparent; box-shadow: none; border-color: transparent; }
[data-style="ink"] .home-cat-num { font-family: var(--font-display); font-size: 26px; color: var(--accent); }
[data-style="ink"] .home-cat-leader { border-bottom: 1px dotted var(--line-strong); }
[data-style="ink"] .home-cat-name { font-size: 17px; }
[data-style="ink"] .bento-card,[data-style="ink"] .home-page .tool-card{
  background: rgba(255,255,255,0.55); box-shadow: none; border-color: var(--line);
}
[data-style="ink"] .bento-card:hover, [data-style="ink"] .home-page .tool-card:hover { border-color: var(--accent); box-shadow: var(--card-hover); }
[data-style="ink"] .bento-title { font-family: var(--font-display); }
[data-style="ink"] .bento-num { font-family: var(--font-display); color: var(--accent); border: 1px solid var(--accent); border-radius: 3px; padding: 2px 6px; letter-spacing: .08em; }
[data-style="ink"] .bento-foot { border-top-color: var(--line); }
[data-style="ink"] .bento-tag { font-family: var(--font-display); border: 1px solid var(--accent); background: transparent; border-radius: 3px; letter-spacing: .1em; }
[data-style="ink"] .featured-head h2, [data-style="ink"] .module-head h2 { font-family: var(--font-display); }
[data-style="ink"] .featured-head .head-num, [data-style="ink"] .module-head .head-num { font-family: var(--font-display); }
[data-style="ink"] .home-page .tool-badge { font-family: var(--font-display); border-radius: 3px; letter-spacing: .1em; }
[data-style="ink"] .brand-text { font-family: var(--font-display); letter-spacing: .1em; }
[data-style="ink"] .brand-seal { border-radius: 4px; font-family: var(--font-display); color: #FFF6EC; }

/* 主题面板：7 套皮肤 2 列排布 */
.tp-styles { grid-template-columns: repeat(2, 1fr); }


/* ================================================================
   V3.2 布局差异化：同一起点文案，每套皮肤改整套版式（不只是配色）
   tech → 控制台分屏 / cute → 居中的贴纸墙 / ink → 居中的竖排目录卷轴
   night → 居中霓虹光晕 / fresh·paper·snow 保持各自的排版气质
   ================================================================ */

/* ---------- tech · 分屏控制台：左文案 + 右侧终端状态面板 ---------- */
[data-style="tech"] .home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 44px;
  align-items: center;
  padding-top: clamp(48px, 8vw, 84px);
}
[data-style="tech"] .hero-meta { grid-column: 1; }
[data-style="tech"] .hero-title { grid-column: 1; max-width: none; }
[data-style="tech"] .hero-sub { grid-column: 1; }
[data-style="tech"] .hero-search { grid-column: 1; }
[data-style="tech"] .hero-quick { grid-column: 1; }

[data-style="tech"] .module-section {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
[data-style="tech"] .home-cats {
  grid-column: 1; grid-row: 1 / span 2;
  display: flex; flex-direction: column; gap: 6px;
  padding: 8px 0;
  position: sticky; top: 84px;
}
[data-style="tech"] .home-cat {
  background: transparent; border: 1px solid transparent; border-radius: 10px;
  box-shadow: none; padding: 11px 14px;
}
[data-style="tech"] .home-cat:hover { background: rgba(var(--accent-rgb),0.08); transform: none; box-shadow: none; border-color: transparent; }
[data-style="tech"] .home-cat.active { background: rgba(var(--accent-rgb),0.12); border-color: rgba(var(--accent-rgb),0.3); }
[data-style="tech"] .home-cat-num { font-size: 13px; color: rgba(var(--accent-rgb),0.7); }
[data-style="tech"] .home-cat-leader { display: none; }
[data-style="tech"] .home-cat-count { font-size: 10px; }
[data-style="tech"] .featured { grid-column: 2; grid-row: 1; }
[data-style="tech"] #modules { grid-column: 2; grid-row: 2; }
[data-style="tech"] .home-cats { grid-row: 1 / span 2; }
[data-style="tech"] .bento-card, [data-style="tech"] .home-page .tool-card {
  border-color: rgba(var(--accent-rgb),0.18);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(10px);
}
[data-style="tech"] .home-page .tool-card-top {
  border-bottom: 1px solid rgba(var(--accent-rgb),0.14);
  margin: 0 -20px; padding: 0 20px 12px;
}

/* ---------- cute · 居中贴纸墙：居中文案 + 竖排大胶囊 + 微旋转贴纸卡 ---------- */
[data-style="cute"] .home-hero { text-align: center; padding-top: clamp(52px, 9vw, 92px); }
[data-style="cute"] .hero-meta { justify-content: center; }
[data-style="cute"] .hero-title { margin: 0 auto; }
[data-style="cute"] .hero-sub { margin: 26px auto 0; }
[data-style="cute"] .hero-search { margin: 36px auto 0; }
[data-style="cute"] .hero-quick { justify-content: center; }
[data-style="cute"] .home-cats { grid-template-columns: 1fr; gap: 10px; max-width: 640px; margin: 0 auto; }
[data-style="cute"] .home-cat { justify-content: center; gap: 14px; padding: 16px 22px; }
[data-style="cute"] .home-cat-leader { display: none; }
[data-style="cute"] .home-cat:hover { transform: translateY(-2px) rotate(-0.6deg); }
[data-style="cute"] .bento-card:nth-child(even) { transform: rotate(0.8deg); }
[data-style="cute"] .bento-card:nth-child(odd) { transform: rotate(-0.8deg); }
[data-style="cute"] .bento-card:hover { transform: translateY(-5px) rotate(0deg) scale(1.02); }
[data-style="cute"] .featured-head, [data-style="cute"] .module-head { justify-content: center; }
[data-style="cute"] .module-head::after { background: transparent; }
[data-style="cute"] .bento-title, [data-style="cute"] .tool-card-title { font-weight: 800; }

/* ---------- ink · 居中卷轴：居中楷体大字 + 竖排目录 + 印章统计线 ---------- */
[data-style="ink"] .home-hero { text-align: center; padding-top: clamp(48px, 8vw, 84px); }
[data-style="ink"] .hero-meta { justify-content: center; gap: 18px; }
[data-style="ink"] .hero-title { margin: 0 auto; }
[data-style="ink"] .hero-sub { margin: 26px auto 0; }
[data-style="ink"] .hero-search { margin: 36px auto 0; }
[data-style="ink"] .hero-quick { justify-content: center; }
[data-style="ink"] .home-cats { max-width: 720px; margin: 0 auto; }

/* ---------- night · 居中霓虹光晕 ---------- */
[data-style="night"] .home-hero { text-align: center; }
[data-style="night"] .hero-meta { justify-content: center; }
[data-style="night"] .hero-title { margin: 0 auto; }
[data-style="night"] .hero-sub { margin: 26px auto 0; }
[data-style="night"] .hero-search { margin: 36px auto 0; }
[data-style="night"] .hero-quick { justify-content: center; }

/* ---------- 布局差异化 · 响应式 ---------- */
@media (max-width: 980px) {
  [data-style="tech"] .home-hero { grid-template-columns: 1fr; gap: 28px; }
  [data-style="tech"] .module-section { grid-template-columns: 1fr; }
  [data-style="tech"] .home-cats { grid-column: 1; grid-row: auto; position: static; flex-direction: row; flex-wrap: wrap; }
  [data-style="tech"] .featured, [data-style="tech"] #modules { grid-column: 1; }
}
@media (max-width: 640px) {
  [data-style="ink"] .hero-title, [data-style="cute"] .hero-title, [data-style="night"] .hero-title { font-size: clamp(36px, 11vw, 52px); }
}


/* =========================================================
   V3.3 软糖可爱 · 重做（去掉抽象竖排/倾斜，改回整齐马卡龙网格 + 圆体）
   —— 配色/字体/版式三条线一起换，才是"皮肤"不是"换色"
   ========================================================= */
[data-style="cute"] {
  --bg: #FFF6F8;
  --bg-tint: #FFEDF2;
  --surface: #FFFFFF;
  --surface-hover: #FFFBFD;
  --text: #3D2A34;
  --text-2: #B07C92;
  --text-3: #D2A8B8;
  --line: rgba(236,90,156,0.12);
  --line-strong: rgba(236,90,156,0.24);
  --header-bg: rgba(255,246,248,0.86);
  --font-display: 'Yuanti SC', 'Hiragino Maru Gothic ProN', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --r-card: 22px;
  --r-icon: 15px;
  --card-shadow: 0 4px 18px rgba(236,90,156,0.08), 0 14px 40px rgba(236,90,156,0.05);
  --card-hover: 0 10px 26px rgba(236,90,156,0.14), 0 22px 50px rgba(236,90,156,0.10);
  /* 马卡龙变量：白卡片 / 两档浅彩 / 图标底 */
  --cute-card: #FFFFFF;
  --cute-tint-a: #FDEFF4;
  --cute-tint-a: color-mix(in srgb, var(--accent) 6%, #FFFFFF);
  --cute-tint-b: #FEF5F8;
  --cute-tint-b: color-mix(in srgb, var(--accent) 3%, #FFFFFF);
  --cute-chip: #FCDDEB;
  --cute-chip: color-mix(in srgb, var(--accent) 12%, #FFFFFF);
}
[data-style="cute"][data-mode="dark"] {
  --cute-card: #352A36;
  --cute-tint-a: #3A2A33;
  --cute-tint-a: color-mix(in srgb, var(--accent) 10%, #2A202C);
  --cute-tint-b: #322830;
  --cute-tint-b: color-mix(in srgb, var(--accent) 5%, #2A202C);
  --cute-chip: #44303C;
  --cute-chip: color-mix(in srgb, var(--accent) 18%, #2A202C);
  --card-shadow: 0 4px 22px rgba(0,0,0,0.28), 0 0 0 1px color-mix(in srgb, var(--accent) 10%, transparent);
  --card-hover: 0 12px 30px rgba(0,0,0,0.36), 0 0 0 1px color-mix(in srgb, var(--accent) 16%, transparent);
}

/* 糖果底：极淡粉点 + 双腮红晕 */
[data-style="cute"] body {
  background-image:
    radial-gradient(rgba(236,90,156,0.045) 1.5px, transparent 1.5px),
    radial-gradient(760px 440px at 10% -8%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 60%),
    radial-gradient(880px 500px at 98% 14%, color-mix(in srgb, var(--accent) 7%, transparent), transparent 62%);
  background-size: 26px 26px, auto, auto;
}

/* 搜索：白底圆角去硬边，聚焦奶油光 */
[data-style="cute"] .hero-search {
  border: none;
  background: var(--cute-card);
  box-shadow: 0 8px 24px rgba(236,90,156,0.10), 0 2px 6px rgba(236,90,156,0.05);
}
[data-style="cute"] .hero-search:focus-within {
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(236,90,156,0.10), 0 0 0 5px color-mix(in srgb, var(--accent) 15%, transparent);
}
[data-style="cute"] .search-kbd { background: var(--cute-chip); border: 1px solid rgba(236,90,156,0.12); }

/* 快捷标签：软糖粒 */
[data-style="cute"] .quick-chip {
  border: none;
  background: var(--cute-card);
  box-shadow: 0 3px 0 rgba(236,90,156,0.08);
  border-radius: 999px;
  padding: 9px 16px;
}
[data-style="cute"] .quick-chip:hover { transform: translateY(-1px); border-color: transparent; }

/* 标题区 */
[data-style="cute"] .hero-kicker {
  background: var(--cute-chip);
  color: var(--accent);
  border: 1px solid rgba(236,90,156,0.12);
}
[data-style="cute"] .hero-title em::after { height: .18em; bottom: .03em; background: color-mix(in srgb, var(--accent) 34%, transparent); border-radius: 999px; opacity: 1; }

/* 统计：软萌白卡片 */

/* 分类：整齐圆头卡片墙（去掉竖排堆叠） */
[data-style="cute"] .home-cats {
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  max-width: none;
  margin: 0;
}
[data-style="cute"] .home-cat {
  flex-direction: column;
  justify-content: center;
  gap: 9px;
  text-align: center;
  padding: 26px 12px 22px;
  border: none;
  background: var(--cute-card);
  border-radius: 20px;
  box-shadow: 0 4px 16px rgba(236,90,156,0.07);
  position: relative;
}
[data-style="cute"] .home-cat::before {
  content: '';
  position: absolute;
  top: 12px; left: 50%;
  width: 34px; height: 6px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 24%, transparent);
}
[data-style="cute"] .home-cat-num { position: static; font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--accent); }
[data-style="cute"] .home-cat-name { font-size: 17px; font-weight: 700; color: var(--text); }
[data-style="cute"] .home-cat-leader, [data-style="cute"] .home-cat-count, [data-style="cute"] .home-cat-go { display: none; }
[data-style="cute"] .home-cat:hover { transform: translateY(-3px) scale(1.02); border-color: transparent; box-shadow: var(--card-hover); }
[data-style="cute"] .home-cat.active { background: var(--cute-tint-a); }

/* Bento：去掉倾斜，改马卡龙浅彩卡片 + 圆角贴纸角 */
[data-style="cute"] .bento-card {
  border: none;
  background: var(--cute-card);
  box-shadow: 0 4px 18px rgba(236,90,156,0.07);
}
[data-style="cute"] .bento-card:nth-child(3n+1) { background: var(--cute-tint-a); }
[data-style="cute"] .bento-card:nth-child(3n+2) { background: var(--cute-tint-b); }
[data-style="cute"] .bento-card:nth-child(even),
[data-style="cute"] .bento-card:nth-child(odd) { transform: none; }
[data-style="cute"] .bento-card:hover { transform: translateY(-5px); border-color: transparent; box-shadow: var(--card-hover); }
[data-style="cute"] .bento-corner { display: block; width: 14px; height: 14px; border-radius: 50%; border: none; background: color-mix(in srgb, var(--accent) 20%, transparent); }
[data-style="cute"] .bento-top .tool-icon { background: var(--cute-chip); border-radius: 14px; }
[data-style="cute"] .bento-tag { background: var(--cute-chip); color: var(--accent); border: none; border-radius: 999px; font-weight: 700; }
[data-style="cute"] .bento-num { color: var(--accent); font-weight: 800; }
[data-style="cute"] .bento-go { color: var(--accent); }
[data-style="cute"] .bento-title, [data-style="cute"] .tool-card-title { font-weight: 800; }

/* 模块工具卡：同款白卡 */
[data-style="cute"] .home-page .tool-card {
  border: none;
  background: var(--cute-card);
  box-shadow: 0 4px 16px rgba(236,90,156,0.06);
}
[data-style="cute"] .home-page .tool-card:hover { transform: translateY(-3px); border-color: transparent; box-shadow: var(--card-hover); }
[data-style="cute"] .home-page .tool-icon { border-radius: 15px; background: var(--cute-chip); }
[data-style="cute"] .home-page .tool-badge { background: var(--cute-chip); border: none; color: var(--accent); border-radius: 999px; font-weight: 700; }

/* 章节头 + 页脚 */
[data-style="cute"] .module-head::after { background: transparent; }


/* =========================================================
   V3.4 软糖可爱 · Claymorphism 黏土糖果（按设计库真实配方重做）
   设计库风格=Claymorphism：圆润填色卡片(非白底) + 内外双层软阴影(黏土感)
   + 3px 软白描边 + 多色马卡龙盒 + 快乐体(自托管) + 弹簧弹跳
   ========================================================= */
@font-face {
  font-family: 'ZCOOL KuaiLe';
  src: url('fonts/ZCOOLKuaiLe.ttf') format('truetype');
  font-display: swap;
  font-weight: 400;
  font-style: normal;
}

[data-style="cute"] {
  --font-display: 'ZCOOL KuaiLe', 'Yuanti SC', 'Hiragino Maru Gothic ProN', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --bg: #FFF1EC;
  --bg-tint: #FFE4DC;
  --surface: #FFFFFF;
  --surface-hover: #FFFBF9;
  --text: #4A3138;
  --text-2: #A87A8E;
  --text-3: #CFA3B4;
  --line: rgba(236,90,156,0.14);
  --line-strong: rgba(236,90,156,0.26);
  --header-bg: rgba(255,241,236,0.86);
  --r-card: 20px;
  --r-icon: 15px;
  --card-shadow: 0 6px 18px rgba(236,90,156,0.10), 0 16px 44px rgba(236,90,156,0.06);
  --card-hover: 0 12px 28px rgba(236,90,156,0.18), 0 24px 54px rgba(236,90,156,0.12);
}

/* 糖果点底 + 蜜桃/淡紫腮红 */
[data-style="cute"] body {
  background-image:
    radial-gradient(rgba(236,90,156,0.05) 1.5px, transparent 1.5px),
    radial-gradient(660px 420px at 8% -6%, #FFD9C4 0%, transparent 62%),
    radial-gradient(820px 480px at 100% 8%, #E4D6FF 0%, transparent 60%),
    radial-gradient(720px 460px at 50% 108%, #CFF3E0 0%, transparent 60%);
  background-size: 24px 24px, auto, auto, auto;
}

/* ---- 标题区：快乐体 + 糖果强调 ---- */
[data-style="cute"] .hero-kicker {
  background: color-mix(in srgb, var(--accent) 16%, #fff);
  color: var(--accent);
  border: 2px solid rgba(255,255,255,0.9);
  box-shadow: 0 3px 0 rgba(236,90,156,0.10);
  padding: 7px 18px;
  border-radius: 999px;
}
[data-style="cute"] .hero-title em::after { height: .2em; bottom: .04em; background: color-mix(in srgb, var(--accent) 36%, transparent); border-radius: 999px; opacity: 1; }

/* ---- 搜索：黏土胶囊 ---- */
[data-style="cute"] .hero-search {
  border: 3px solid rgba(255,255,255,0.95);
  background: #fff;
  box-shadow: inset -2px -3px 6px rgba(0,0,0,0.04), inset 2px 3px 6px rgba(255,255,255,0.85), 6px 8px 20px rgba(236,90,156,0.12);
}
[data-style="cute"] .hero-search:focus-within {
  border-color: rgba(255,255,255,0.95);
  box-shadow: inset -2px -3px 6px rgba(0,0,0,0.04), inset 2px 3px 6px rgba(255,255,255,0.85), 6px 8px 20px rgba(236,90,156,0.12), 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}
[data-style="cute"] .search-kbd { background: #FFF2EC; border: 1px solid rgba(236,90,156,0.14); }

/* 快捷标签 */
[data-style="cute"] .quick-chip {
  border: 2px solid rgba(255,255,255,0.9);
  background: #FFF9F5;
  border-radius: 999px;
  box-shadow: 0 3px 0 rgba(236,90,156,0.10), inset 0 1px 2px rgba(255,255,255,0.9);
  padding: 9px 16px;
}
[data-style="cute"] .quick-chip:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.9); }

/* ---- 统计：马卡龙四色黏土 ---- */

/* ---- 分类：五个马卡龙黏土（一色一个） ---- */
[data-style="cute"] .home-cats {
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  max-width: none;
  margin: 0;
}
[data-style="cute"] .home-cat {
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  text-align: center;
  padding: 30px 12px 24px;
  border: 3px solid rgba(255,255,255,0.92);
  border-radius: 24px;
  box-shadow: inset -4px -5px 10px rgba(0,0,0,0.05), inset 4px 5px 10px rgba(255,255,255,0.55), 4px 6px 16px rgba(236,90,156,0.12);
  position: relative;
  transition: transform .32s cubic-bezier(.34,1.56,.64,1), box-shadow .32s ease;
}
[data-style="cute"] .home-cat:nth-child(1) { background: linear-gradient(160deg, #FFE9D9, #FFD5BC); }
[data-style="cute"] .home-cat:nth-child(2) { background: linear-gradient(160deg, #F0E6FF, #DECFFF); }
[data-style="cute"] .home-cat:nth-child(3) { background: linear-gradient(160deg, #E1F8EC, #C8EFDA); }
[data-style="cute"] .home-cat:nth-child(4) { background: linear-gradient(160deg, #E2F1FF, #C4E2FF); }
[data-style="cute"] .home-cat:nth-child(5) { background: linear-gradient(160deg, #FFE1EC, #FFC9DC); }
[data-style="cute"] .home-cat::before {
  content: '';
  position: absolute;
  top: 14px; left: 50%;
  width: 40px; height: 8px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(255,255,255,0.75);
}
[data-style="cute"] .home-cat-num { position: static; font-size: 13px; font-weight: 700; color: rgba(74,49,56,0.55); letter-spacing: .12em; }
[data-style="cute"] .home-cat-name { font-size: 18px; font-weight: 700; color: var(--text); }
[data-style="cute"] .home-cat-leader, [data-style="cute"] .home-cat-count, [data-style="cute"] .home-cat-go { display: none; }
[data-style="cute"] .home-cat:hover {
  transform: translateY(-5px) scale(1.03);
  box-shadow: inset -4px -5px 10px rgba(0,0,0,0.05), inset 4px 5px 10px rgba(255,255,255,0.55), 6px 10px 22px rgba(236,90,156,0.18);
}
[data-style="cute"] .home-cat.active { box-shadow: inset -4px -5px 10px rgba(0,0,0,0.05), inset 4px 5px 10px rgba(255,255,255,0.55), 0 0 0 3px var(--accent); }

/* ---- Bento：马卡龙四色黏土（4 色循环） ---- */
[data-style="cute"] .bento-card {
  border: 3px solid rgba(255,255,255,0.92);
  border-radius: 24px;
  box-shadow: inset -4px -5px 10px rgba(0,0,0,0.04), inset 4px 5px 10px rgba(255,255,255,0.5), 4px 6px 16px rgba(236,90,156,0.10);
  transition: transform .32s cubic-bezier(.34,1.56,.64,1), box-shadow .32s ease;
}
[data-style="cute"] .bento-card:nth-child(4n+1) { background: linear-gradient(160deg, #FFE9D9, #FFD5BC); }
[data-style="cute"] .bento-card:nth-child(4n+2) { background: linear-gradient(160deg, #F0E6FF, #DECFFF); }
[data-style="cute"] .bento-card:nth-child(4n+3) { background: linear-gradient(160deg, #E1F8EC, #C8EFDA); }
[data-style="cute"] .bento-card:nth-child(4n) { background: linear-gradient(160deg, #E2F1FF, #C4E2FF); }
[data-style="cute"] .bento-card:nth-child(even),
[data-style="cute"] .bento-card:nth-child(odd) { transform: none; }
[data-style="cute"] .bento-card:hover {
  transform: translateY(-6px);
  box-shadow: inset -4px -5px 10px rgba(0,0,0,0.04), inset 4px 5px 10px rgba(255,255,255,0.5), 7px 12px 24px rgba(236,90,156,0.18);
}
[data-style="cute"] .bento-corner { display: block; width: 16px; height: 16px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.9); background: color-mix(in srgb, var(--accent) 24%, #fff); box-shadow: 0 2px 4px rgba(236,90,156,0.15); }
[data-style="cute"] .bento-top .tool-icon {
  background: #fff;
  border: 2px solid rgba(255,255,255,0.9);
  border-radius: 14px;
  box-shadow: inset -2px -3px 5px rgba(0,0,0,0.05), 2px 3px 6px rgba(236,90,156,0.10);
}
[data-style="cute"] .bento-tag { background: rgba(255,255,255,0.75); color: var(--accent); border: 2px solid rgba(255,255,255,0.9); border-radius: 999px; font-weight: 700; }
[data-style="cute"] .bento-num { color: var(--accent); font-weight: 700; }
[data-style="cute"] .bento-go { color: var(--accent); }

/* ---- 模块工具卡：奶油黏土 ---- */
[data-style="cute"] .home-page .tool-card {
  border: 2px solid rgba(255,255,255,0.9);
  background: linear-gradient(160deg, #FFF9F5, #FFF2EC);
  box-shadow: inset -2px -3px 6px rgba(0,0,0,0.04), 3px 4px 10px rgba(236,90,156,0.08);
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), box-shadow .3s ease;
}
[data-style="cute"] .home-page .tool-card:hover { transform: translateY(-3px) scale(1.01); box-shadow: inset -2px -3px 6px rgba(0,0,0,0.04), 5px 8px 16px rgba(236,90,156,0.14); }
[data-style="cute"] .home-page .tool-icon {
  background: #fff;
  border: 2px solid rgba(255,255,255,0.9);
  border-radius: 14px;
  box-shadow: inset -2px -3px 5px rgba(0,0,0,0.05), 2px 3px 6px rgba(236,90,156,0.10);
}
[data-style="cute"] .home-page .tool-badge { background: rgba(255,255,255,0.8); border: none; color: var(--accent); border-radius: 999px; font-weight: 700; }

/* 章节头 + 页脚 */
[data-style="cute"] .module-head::after { background: transparent; }

/* ---- 深色：统一梅子黏土 ---- */
[data-style="cute"][data-mode="dark"] {
  --bg: #241A26;
  --bg-tint: #2C1F2C;
  --surface: #352A36;
  --text: #F7EAF1;
  --text-2: #C29AB1;
  --text-3: #8A6A80;
  --line: rgba(247,234,241,0.10);
  --line-strong: rgba(247,234,241,0.18);
  --header-bg: rgba(36,26,38,0.86);
  --card-shadow: 0 6px 20px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.04);
  --card-hover: 0 12px 30px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.06);
}
[data-style="cute"][data-mode="dark"] body {
  background-image:
    radial-gradient(rgba(236,90,156,0.06) 1.5px, transparent 1.5px),
    radial-gradient(660px 420px at 8% -6%, rgba(236,90,156,0.10) 0%, transparent 62%),
    radial-gradient(820px 480px at 100% 8%, rgba(168,140,200,0.10) 0%, transparent 60%);
  background-size: 24px 24px, auto, auto;
}
[data-style="cute"][data-mode="dark"] .home-cat,
[data-style="cute"][data-mode="dark"] .bento-card,
[data-style="cute"][data-mode="dark"] .home-cat::before { background: rgba(255,255,255,0.14); }
[data-style="cute"][data-mode="dark"] .home-cat-name,
[data-style="cute"][data-mode="dark"] .bento-title,
[data-style="cute"][data-mode="dark"] .tool-card-title { color: var(--text); }
[data-style="cute"][data-mode="dark"] .hero-search,
[data-style="cute"][data-mode="dark"] .quick-chip {
  background: #2C212C;
  border-color: rgba(255,255,255,0.14);
  box-shadow: inset -2px -3px 6px rgba(0,0,0,0.35), inset 2px 3px 6px rgba(255,255,255,0.04), 6px 8px 20px rgba(0,0,0,0.25);
}
[data-style="cute"][data-mode="dark"] .search-kbd { background: #3C2E3C; }
[data-style="cute"][data-mode="dark"] .bento-top .tool-icon,
[data-style="cute"][data-mode="dark"] .home-page .tool-icon {
  background: #3C2E3C;
  border-color: rgba(255,255,255,0.12);
  box-shadow: inset -2px -3px 5px rgba(0,0,0,0.3), 2px 3px 6px rgba(0,0,0,0.2);
}
[data-style="cute"][data-mode="dark"] .home-page .tool-card {
  background: linear-gradient(160deg, #2E2430, #292029);
  border-color: rgba(255,255,255,0.08);
  box-shadow: inset -2px -3px 6px rgba(0,0,0,0.3), 3px 4px 10px rgba(0,0,0,0.22);
}
[data-style="cute"][data-mode="dark"] .bento-tag,
[data-style="cute"][data-mode="dark"] .home-page .tool-badge { background: rgba(255,255,255,0.08); color: var(--accent); }
[data-style="cute"][data-mode="dark"] .hero-kicker { background: color-mix(in srgb, var(--accent) 20%, #2A1E26); color: #FFD9E6; }

/* ============================================================
   V3.5 工具页皮肤化（2026-08-29）
   36 个功能页跟随 7 套皮肤气质：圆角档位 / 卡片阴影 / 标题字体 /
   按钮高光跟随主色 / 引导语 / dropzone / toast / 图标圆角补全
   ============================================================ */

/* 0) 补全缺失的 --r-10（result-item-icon 等引用但 :root 未定义 → 曾为 0 圆角） */
:root { --r-10: 10px; }

/* 1) 工具页标题字体跟随皮肤 --font-display（paper 宋体 / ink 楷体 / cute 快乐体） */
.section-title { font-family: var(--font-display); }

/* 2) 组件圆角档位皮肤化（fresh 保持基础档；覆盖 html 上的 --r-8/10/12/14/16） */
[data-style="cute"]  { --r-8: 14px; --r-10: 16px; --r-12: 18px; --r-14: 20px; --r-16: 22px; }
[data-style="ink"]   { --r-8: 6px;  --r-10: 8px;  --r-12: 10px; --r-14: 12px; --r-16: 14px; }
[data-style="paper"] { --r-8: 3px;  --r-10: 4px;  --r-12: 5px;  --r-14: 6px;  --r-16: 8px; }
[data-style="snow"]  { --r-8: 1px;  --r-10: 2px;  --r-12: 3px;  --r-14: 4px;  --r-16: 5px; }
[data-style="tech"]  { --r-8: 8px;  --r-10: 10px; --r-12: 12px; --r-14: 14px; --r-16: 16px; }
[data-style="night"] { --r-8: 10px; --r-10: 12px; --r-12: 14px; --r-14: 16px; --r-16: 18px; }

/* 3) 面板/卡片阴影皮肤化：编辑器卡片、通用卡片、空态盒跟随 --card-shadow */
.editor-card, .card, .empty-state { box-shadow: var(--card-shadow); }
[data-style="snow"]  .editor-card, [data-style="snow"]  .card, [data-style="snow"]  .empty-state { box-shadow: none; }
[data-style="paper"] .editor-card, [data-style="paper"] .card, [data-style="paper"] .empty-state { box-shadow: none; border-color: var(--line-strong); }

/* 4) 修复按钮高光硬编码橙色 → 跟随当前主色 --accent-rgb */
.btn-primary { box-shadow: 0 8px 18px rgba(var(--accent-rgb), 0.22); }
.btn-primary:hover:not(:disabled) { box-shadow: 0 10px 22px rgba(var(--accent-rgb), 0.28); }

/* 5) 各皮肤工具页专属气质 */
[data-style="tech"] .section-kicker { font-family: var(--mono); letter-spacing: .16em; }
[data-style="tech"] .editor-card { border-color: rgba(198,220,255,0.12); }
[data-style="tech"] .section-title { letter-spacing: -0.03em; }

[data-style="paper"] .section-kicker { font-family: var(--mono); letter-spacing: .2em; }
[data-style="paper"] .section-title { font-weight: 700; letter-spacing: .01em; }
[data-style="paper"] .tool-header { border-bottom: 1px solid var(--line-strong); }

[data-style="ink"] .section-title { font-weight: 600; letter-spacing: .04em; }
[data-style="ink"] .section-kicker { letter-spacing: .18em; }
[data-style="ink"] .section-kicker::before { border-radius: 50%; }

[data-style="cute"] .editor-card, [data-style="cute"] .card { border-width: 2px; border-color: var(--line); }
[data-style="cute"] .section-title { font-weight: 700; letter-spacing: 0; }
[data-style="cute"] .section-kicker { letter-spacing: .06em; }

[data-style="night"] .editor-card:hover { border-color: rgba(var(--accent-rgb), 0.5); }
[data-style="night"] .section-kicker { text-shadow: 0 0 10px rgba(var(--accent-rgb), 0.45); }

/* 6) dropzone 皮肤化 */
[data-style="cute"]  .drop-zone { border-width: 2px; border-radius: 22px; background: rgba(255,255,255,0.55); }
[data-style="paper"] .drop-zone { border-radius: 8px; }
[data-style="snow"]  .drop-zone { border-radius: 3px; }
[data-style="ink"]   .drop-zone { border-radius: 12px; }

/* 7) toast 皮肤化 */
[data-style="cute"]  .toast { border-radius: 18px; }
[data-style="paper"] .toast { border-radius: 6px; }
[data-style="snow"]  .toast { border-radius: 2px; }
[data-style="ink"]   .toast { border-radius: 10px; }

/* ============ V3.6 · 工具页密度压缩：首屏即见功能，功能区上移 ============
   仅桌面（≥641px）：收紧标题区/工具栏/编辑器卡片，让输入与操作按钮尽量进首屏；
   手机端保持原布局（单栏编辑器天然要滚动）。 */
@media (min-width: 641px) {
  .app-main { padding: 28px var(--s-8) 48px; }
  .section-head { margin-bottom: 20px; }
  .section-kicker { margin-bottom: 8px; }
  .section-title { font-size: 24px; }
  .section-desc { font-size: 14px; margin-top: 8px; line-height: 1.6; }
  .toolbar-row { margin: 16px 0; }
  .editor-head { padding: 8px 16px; }
  .editor-textarea { min-height: 190px; padding: 16px; }
  /* 文件/图片类工具：拖拽区 + 统计区 + 预览画布一起收紧 */
  .drop-zone { padding: var(--s-8) var(--s-6); }
  .stat-grid { margin-top: var(--s-4); gap: var(--s-3); }
  .preview-box { max-height: 300px; }
  .preview-box canvas, .preview-box img { max-height: 300px; max-width: 100%; width: auto; height: auto; }
  .preview-box { max-height: 300px; }
  .preview-box canvas, .preview-box img { max-height: 300px; max-width: 100%; width: auto; height: auto; }
}

/* ---------- V3.7 进一步收紧（桌面 ≥641px）：标题区 + 工具页纵向压缩 ---------- */
@media (min-width: 641px) {
  .section-head { margin-bottom: 16px; }
  .section-kicker { margin-bottom: 6px; }
  .section-title { font-size: 22px; }
  .section-desc { font-size: 13px; margin-top: 6px; line-height: 1.5; }
  .stat-grid { grid-template-columns: repeat(auto-fill, minmax(136px, 1fr)); }
}

/* ---------- V3.7 首页 hero 压缩（桌面 ≥641px）：减少首屏纵向滚动 ---------- */
@media (min-width: 641px) {
  .home-hero { padding-top: 36px; }
  .hero-meta { margin-bottom: 16px; }
  .hero-title { font-size: clamp(38px, 6vw, 66px); }
  .hero-sub { margin-top: 16px; font-size: 15px; line-height: 1.7; }
  .hero-search { margin-top: 24px; }
  .hero-quick { margin-top: 14px; }
  [data-style="cute"] .home-hero, [data-style="ink"] .home-hero, [data-style="tech"] .home-hero { padding-top: clamp(36px, 6vw, 60px); }
  [data-style="night"] .hero-sub { margin: 16px auto 0; }
  [data-style="night"] .hero-search { margin: 24px auto 0; }
  [data-style="tech"] .home-hero { gap: 36px; }
}

/* ---------- V3.8 首页密度压缩（桌面 ≥641px）：工具卡/精选卡变小，每行更多 ---------- */
@media (min-width: 641px) {
  /* 精选 Bento */
  .featured-head { padding: 6px 0 14px; }
  .featured-head h2 { font-size: 19px; }
  .featured-head .head-num { font-size: 24px; }
  .bento { gap: 12px; }
  .bento-card { padding: 16px; min-height: 128px; }
  .bento-card.lg { min-height: 148px; }
  .home-page .tool-icon { width: 34px; height: 34px; border-radius: 10px; }
  .home-page .tool-icon svg { width: 18px; height: 18px; }
  .bento-title { margin-top: 10px; font-size: 16px; }
  .bento-desc { margin-top: 5px; font-size: 12px; line-height: 1.5; }
  .bento-foot { margin-top: 10px; padding-top: 8px; }
  .bento-go { font-size: 13px; }
  /* 模块标题行 */
  .module-block { padding-top: 28px; }
  .module-head { padding: 8px 0 14px; }
  .module-head h2 { font-size: 19px; }
  .module-head .head-num { font-size: 24px; }
  .module-head::after { bottom: 6px; }
  /* 全部工具卡片：更小、每行更多 */
  .home-page .tool-grid { grid-template-columns: repeat(auto-fill, minmax(136px, 1fr)); gap: 12px; }
  .home-page .tool-card { gap: 8px; padding: 14px; border-radius: var(--r-14); }
  .home-page .tool-card::before { left: 14px; right: 14px; }
  .tool-badge { padding: 2px 7px; }
  .tool-card-title { margin-top: 10px; font-size: 15px; }
  .tool-card-desc { margin-top: 4px; font-size: 12px; line-height: 1.5; }
  .tool-card-go { margin-top: 8px; font-size: 12px; }
  /* tech 主题工具卡顶栏的负边距随 padding 收窄 */
  [data-style="tech"] .home-page .tool-card-top { margin: 0 -14px; padding: 0 14px 8px; }
}


/* ===== V3.9 精选可编辑 + 管理面板 + 返回位置恢复 ===== */
.featured-head { flex-wrap: wrap; row-gap: 6px; }
.featured-edit {
  margin-left: auto;
  align-self: center;
  padding: 4px 12px;
  font-size: 12px;
  font-family: inherit;
  line-height: 1.5;
  color: var(--text-2, inherit);
  background: transparent;
  border: 1px solid var(--line, rgba(128,128,128,.25));
  border-radius: 999px;
  cursor: pointer;
  transition: color .2s, border-color .2s;
}
.featured-edit:hover { color: var(--accent); border-color: var(--accent); }
.bento-top { justify-content: flex-start; }
.bento-remove {
  margin-left: auto;
  flex: none;
  width: 18px;
  height: 18px;
  line-height: 16px;
  text-align: center;
  font-size: 13px;
  border-radius: 50%;
  color: var(--text-3);
  background: rgba(128,128,128,.14);
  cursor: pointer;
  opacity: 0;
  transition: opacity .15s, background .15s, color .15s;
}
.bento-card:hover .bento-remove,
.bento-remove:focus-visible { opacity: 1; }
.bento-remove:hover { color: #fff; background: var(--danger); }
.featured-empty {
  padding: 44px 16px;
  text-align: center;
  color: var(--text-3);
  border: 1px dashed var(--line);
  border-radius: var(--r-card);
  background: rgba(128,128,128,.04);
}
.featured-empty p { margin: 0 0 14px; font-size: 14px; }
.featured-manage-mask {
  position: fixed;
  inset: 0;
  z-index: 9995;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(10,12,20,.45);
  backdrop-filter: blur(2px);
}
.featured-manage-mask[hidden] { display: none; }
.fm-open { overflow: hidden; }
.featured-manage {
  display: flex;
  flex-direction: column;
  width: min(660px, 100%);
  max-height: 78vh;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  box-shadow: var(--card-hover);
  overflow: hidden;
}
.fm-head { display: flex; align-items: flex-start; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.fm-head strong { font-size: 16px; }
.fm-hint { display: block; margin-top: 3px; font-size: 12px; font-weight: 400; color: var(--text-3); }
.fm-close {
  margin-left: auto;
  width: 28px;
  height: 28px;
  font-size: 18px;
  line-height: 1;
  color: var(--text-3);
  background: transparent;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}
.fm-close:hover { color: var(--text); background: rgba(128,128,128,.1); }
.fm-groups { flex: 1; overflow: auto; padding: 4px 20px 16px; }
.fm-group-name { margin: 14px 0 6px; font-size: 12px; font-weight: 600; letter-spacing: .06em; color: var(--text-3); }
.fm-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 10px; cursor: pointer; }
.fm-item:hover { background: rgba(128,128,128,.06); }
.fm-item input { flex: none; width: 16px; height: 16px; accent-color: var(--accent); }
.fm-ic {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(128,128,128,.08);
}
.fm-ic svg { width: 16px; height: 16px; }
.fm-t { display: flex; flex-direction: column; min-width: 0; }
.fm-name { font-size: 13px; font-weight: 500; }
.fm-desc { font-size: 11px; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fm-foot { display: flex; align-items: center; gap: 12px; padding: 12px 20px; border-top: 1px solid var(--line); }
.fm-reset {
  padding: 6px 14px;
  font-size: 12px;
  font-family: inherit;
  color: var(--text-2, inherit);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: color .2s, border-color .2s;
}
.fm-reset:hover { color: var(--danger); border-color: var(--danger); }
.fm-count { margin-left: auto; font-size: 12px; color: var(--text-3); }

/* ===== V3.9.1 首页精简 + 工具卡加入精选 + 精选拖拽排序 ===== */
.home-hero { padding-top: 28px; }
.hero-search { margin-top: 0; }
.home-page .tool-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding-top: 4px;
}
.tool-card-foot .tool-card-go { margin-top: 0; }
.tool-addfeat {
  flex: none;
  opacity: 0;
  pointer-events: none;
  padding: 3px 9px;
  font-size: 11px;
  line-height: 1.5;
  font-family: inherit;
  color: var(--text-3);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity .15s, color .2s, border-color .2s, background .2s;
}
.tool-card:hover .tool-addfeat { opacity: 1; pointer-events: auto; }
.tool-addfeat:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.tool-addfeat.on {
  opacity: 1;
  pointer-events: auto;
  color: var(--accent);
  border-color: rgba(var(--accent-rgb), .4);
  background: rgba(var(--accent-rgb), .08);
}
.bento-card { cursor: grab; }
.bento-card.dragging { opacity: .45; transform: scale(.98); cursor: grabbing; }

/* ===== V3.9.2 工具卡去图标 + 圆角正方形 ===== */
.home-page .tool-card { aspect-ratio: 1 / 1; }
.home-page .tool-card-top { justify-content: flex-start; }
.home-page .tool-card-title { margin-top: 18px; font-size: 17px; }
.home-page .tool-card-desc {
  margin-top: 8px; font-size: 13px; line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; min-height: calc((1.6 * (1em * 2)));
}

/* ===== V3.9.2b 正方形卡片：网格放宽 + 排版微调 ===== */
@media (min-width: 641px) {
  .home-page .tool-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
}
.home-page .tool-card { aspect-ratio: 1 / 1; }
.home-page .tool-card-title { margin-top: 14px; font-size: 16px; }
.home-page .tool-card-desc {
  margin-top: 6px; font-size: 12px; line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; min-height: calc((1.6 * (1em * 2)));
}

/* ============ V3.9.4 主题标签 + 历史记录 ============ */
.theme-trigger {
  width: auto; height: 34px;
  padding: 0 12px; gap: 6px;
  border-radius: 999px;
  white-space: nowrap;
}
.theme-trigger-label { font-size: 12px; color: inherit; }
.history-trigger {
  height: 34px;
  padding: 0 12px; gap: 6px;
  border: none; background: transparent;
  color: var(--text-2); cursor: pointer;
  border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all var(--trans);
  white-space: nowrap;
}
.history-trigger:hover { background: var(--bg-tint); color: var(--accent); }
.history-trigger svg { width: 18px; height: 18px; }
.history-trigger-label { font-size: 12px; color: inherit; }
.masthead-inner .history-trigger { margin-left: auto; }
.masthead-inner .theme-trigger { margin-left: 0; }

.history-pop {
  position: fixed; z-index: 2300;
  width: 300px; max-height: 340px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-3);
  overflow: hidden;
  display: none;
  flex-direction: column;
}
.history-pop.open { display: flex; }
.hx-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.hx-title { font-size: 13px; font-weight: 600; color: var(--text); }
.hx-clear {
  border: none; background: transparent; color: var(--text-3);
  font-size: 12px; cursor: pointer; padding: 2px 6px; border-radius: 6px;
}
.hx-clear:hover { color: var(--accent); background: var(--bg-tint); }
.hx-empty { padding: 32px 16px; text-align: center; color: var(--text-3); font-size: 13px; }
.hx-list { overflow-y: auto; }
.hx-item {
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 3px;
}
.hx-item:last-child { border-bottom: none; }
.hx-tool { font-size: 12px; font-weight: 600; color: var(--accent); }
.hx-msg { font-size: 13px; color: var(--text); line-height: 1.5; }
.hx-time { font-size: 11px; color: var(--text-3); }
[data-style="paper"] .history-pop { border-radius: 4px; }
[data-style="snow"] .history-pop { border-radius: 2px; }


.tool-addfeat.on:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: var(--danger-soft);
}
[data-mode="dark"] .tool-addfeat.on:hover {
  background: rgba(229,72,58,0.16);
  color: #F07A6E;
  border-color: rgba(229,72,58,.4);
}

/* ============ V3.9.5 品牌标语 + 主导航 ============ */
.brand-slogan {
  display: inline-block;
  margin-left: 10px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-3);
  white-space: nowrap;
}
@media (max-width: 760px) { .brand-slogan { display: none; } }

.site-nav { display: inline-flex; align-items: center; gap: 4px; }
.site-nav-item {
  font-size: 13px;
  color: var(--text-2);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 999px;
  white-space: nowrap;
  transition: all var(--trans);
}
.site-nav-item:hover { color: var(--accent); background: var(--bg-tint); }
.site-nav-item.active { color: var(--accent); background: var(--accent-soft); }
[data-style="paper"] .site-nav-item { border-radius: 4px; }
[data-style="snow"] .site-nav-item { border-radius: 2px; }
[data-style="cute"] .site-nav-item { border: 1px solid var(--line); }
@media (max-width: 600px) { .site-nav { display: none; } }

/* ============ 网站页脚（版权 + 备案信息） ============ */
.site-footer {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--s-6) var(--s-8) var(--s-10);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-2) var(--s-3);
  font-size: var(--fs-12);
  color: var(--text-2);
}
.site-footer a {
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--trans);
}
.site-footer a:hover { color: var(--accent); }
.site-footer-copy { white-space: nowrap; }