/* ============================================================
   AI 工具笔记 — 纯静态样式（个人使用记录网站）
   设计基调：白底 + 细描边卡片 + 单点缀色（暖橙），深浅双主题
   ============================================================ */

:root {
  --accent: #f2620f;
  --accent-soft: rgba(242, 98, 15, 0.1);
  --bg: #f7f7f8;
  --bg-elev: #ffffff;
  --bg-hover: #f1f1f3;
  --border: #e6e6ea;
  --border-strong: #d5d5db;
  --text: #1a1a1e;
  --text-2: #5a5a64;
  --text-3: #9a9aa4;
  --gold: #f59e0b;
  --silver: #94a3b8;
  --bronze: #c98a5e;
  --green: #16a34a;
  --blue: #2563eb;
  --orange: #ea580c;
  --purple: #7c3aed;
  --shadow-card: 0 1px 2px rgba(20, 20, 30, 0.04), 0 4px 16px rgba(20, 20, 30, 0.05);
  --shadow-pop: 0 8px 30px rgba(20, 20, 30, 0.12);
  --radius: 14px;
  --font: "Outfit", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  --bg: #141416;
  --bg-elev: #1d1d21;
  --bg-hover: #26262b;
  --border: #2c2c32;
  --border-strong: #3a3a42;
  --text: #ececf1;
  --text-2: #a2a2ad;
  --text-3: #6b6b76;
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(0, 0, 0, 0.25);
  --shadow-pop: 0 8px 30px rgba(0, 0, 0, 0.5);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body { overflow-x: hidden; }

button, a { -webkit-tap-highlight-color: transparent; }

html { scroll-behavior: smooth; scroll-padding-top: 76px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background 0.25s ease, color 0.25s ease;
  /* Sticky Footer：内容少时页脚贴底，内容多时任其被推到滚动末尾 */
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  /* 弹窗 absolute 定位的参照系（iframe 内 body 完全由本页控制，无 WP 主题干扰） */
  position: relative;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------------- 搜索框（位于左侧侧边栏顶部） ---------------- */
.search-box {
  width: 100%;
  position: relative;
  margin-bottom: 4px;
}

/* 仅限放大镜图标（search-box 的直接子元素）——不能写 .search-box svg，
   否则会命中清除按钮内的 × 图标，把它绝对定位到偏左位置 */
.search-box > svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  stroke: var(--text-3);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 38px;
  padding: 0 38px 0 36px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.25s;
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--bg-elev);
}

.search-input::placeholder { color: var(--text-3); }

.search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-3);
  display: none;
  place-items: center;
}

.search-clear:hover { background: var(--bg-hover); color: var(--text); }
.search-clear svg { display: block; }
.search-box.has-value .search-clear { display: grid; }

/* ---------------- 布局主体 ---------------- */
.layout {
  flex: 1;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 24px 60px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
}

/* 关键：允许 grid 子项收缩，否则横向滚动的胶囊条会把整列撑出屏幕 */
.layout > aside,
.layout > div {
  min-width: 0;
}

/* 侧边栏 */
.sidebar {
  position: sticky;
  top: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
}

.side-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-3);
  padding: 10px 12px 6px;
  letter-spacing: 1px;
}

.side-link {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 12px;
  border: none;
  background: transparent;
  border-radius: 9px;
  font-size: 14px;
  color: var(--text-2);
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.side-link svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  flex-shrink: 0;
}

.side-link .count {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-3);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0 7px;
  line-height: 18px;
}

.side-link:hover { background: var(--bg-hover); color: var(--text); }

.side-link.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.side-link.active .count {
  background: transparent;
  border-color: currentColor;
  color: inherit;
}

/* 移动端分类胶囊条（默认隐藏，桌面显示侧边栏） */
.cat-pills { display: none; }

/* ---------------- 分类区块 ---------------- */
.category-section { margin-bottom: 36px; scroll-margin-top: 12px; }

.cat-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.cat-header .cat-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  align-self: center;
}

.cat-header .cat-icon svg { width: 17px; height: 17px; }

.cat-header span {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.4px;
}

.cat-header small {
  font-size: 13px;
  color: var(--text-3);
}

/* 卡片网格 */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  text-align: left;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: pointer;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-pop);
}

.card-top { display: flex; align-items: center; gap: 12px; }

.card-top > div { min-width: 0; flex: 1; }

.tool-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tool-en {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tool-logo {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 17px;
  flex-shrink: 0;
  letter-spacing: -0.5px;
  background: var(--bg);
  border: 1px solid var(--border);
  overflow: hidden;
}

.tool-logo img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  display: block;
}

.tool-name { font-weight: 700; font-size: 15px; letter-spacing: -0.2px; }
.tool-en { font-size: 12px; color: var(--text-3); line-height: 1.3; }

.card-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 40px;
}

.card-foot {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}

.tag {
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 20px;
  border: 1px solid;
  line-height: 18px;
  white-space: nowrap;
}

.tag.free { color: var(--green); border-color: color-mix(in srgb, var(--green) 40%, transparent); background: color-mix(in srgb, var(--green) 8%, transparent); }
.tag.freemium { color: var(--blue); border-color: color-mix(in srgb, var(--blue) 40%, transparent); background: color-mix(in srgb, var(--blue) 8%, transparent); }
.tag.paid { color: var(--orange); border-color: color-mix(in srgb, var(--orange) 40%, transparent); background: color-mix(in srgb, var(--orange) 8%, transparent); }
.tag.oss { color: var(--purple); border-color: color-mix(in srgb, var(--purple) 40%, transparent); background: color-mix(in srgb, var(--purple) 8%, transparent); }

.hot { display: none; }

/* 卡片上的使用程度标签（置于卡片右上） */
.card-status { margin-left: auto; flex-shrink: 0; }

/* “使用感受”提示 */
.read-note {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 12px;
  color: var(--text-3);
  transition: color 0.15s;
}

.card:hover .read-note { color: var(--accent); }

/* ---------------- 个人使用程度标签 ---------------- */
.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 20px;
  border: 1px solid;
  line-height: 18px;
  white-space: nowrap;
}

.status-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.st-main { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
.st-good { color: var(--blue); border-color: color-mix(in srgb, var(--blue) 40%, transparent); background: color-mix(in srgb, var(--blue) 8%, transparent); }
.st-tried { color: var(--green); border-color: color-mix(in srgb, var(--green) 40%, transparent); background: color-mix(in srgb, var(--green) 8%, transparent); }
.st-unused { color: var(--text-3); border-color: var(--border-strong); background: var(--bg); }

/* ---------------- 笔记详情弹窗 ---------------- */
body.modal-open { overflow: hidden; }

.modal-mask {
  position: absolute;
  inset: 0;
  z-index: 99999;
  background: rgba(15, 15, 20, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-mask.open { opacity: 1; pointer-events: auto; }

/* 类名用 rj- 前缀：WordPress 主题（spicepress）加载的 Bootstrap 有同名
   .modal { display:none } 核心组件类，会把我们的弹窗强制隐藏（computed display:none） */
.rj-modal {
  display: block;
  position: absolute;
  z-index: 100000;
  width: min(480px, calc(100% - 32px));
  max-height: min(80dvh, 640px);
  overflow-y: auto;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  box-shadow: var(--shadow-pop);
  transform: translateY(14px) scale(0.97);
  opacity: 0;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
}

.modal-mask.open .rj-modal { opacity: 1; transform: translateY(0) scale(1); }

/* ---------- 首访公告弹窗（rj- 前缀避免 Bootstrap 同名类冲突） ---------- */
.rj-notice {
  display: block;
  position: absolute;
  z-index: 100000;
  width: min(400px, calc(100% - 32px));
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px 24px 22px;
  text-align: center;
  box-shadow: var(--shadow-pop);
  transform: translateY(14px) scale(0.97);
  opacity: 0;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
}

.modal-mask.open .rj-notice { opacity: 1; transform: translateY(0) scale(1); }

.notice-icon {
  width: 46px;
  height: 46px;
  margin: 0 auto 14px;
  border-radius: 13px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
}

.notice-text {
  font-size: 15px;
  color: var(--text);
  line-height: 1.7;
}

.notice-slogan {
  margin-top: 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
}

.notice-btn {
  margin-top: 18px;
  width: 100%;
  height: 42px;
  border: none;
  border-radius: 11px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}

.notice-btn:hover { opacity: 0.88; }
.notice-btn:active { transform: scale(0.97); }

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--bg);
  color: var(--text-2);
  display: grid;
  place-items: center;
  transition: color 0.15s, border-color 0.15s;
}

.modal-close:hover { color: var(--accent); border-color: var(--accent); }

.modal-head { display: flex; align-items: center; gap: 14px; }

.modal-logo { width: 52px; height: 52px; border-radius: 14px; font-size: 22px; }

.modal-logo img { width: 30px; height: 30px; }

.modal-name-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.modal-name-row h3 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.modal-desc {
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.6;
}

.modal-note {
  margin-top: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 12px;
  padding: 14px 16px;
}

.modal-note-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
}

.modal-note p {
  font-size: 13.5px;
  color: var(--text);
  line-height: 1.7;
}

.modal-foot {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.modal-tags { display: flex; gap: 6px; flex-wrap: wrap; }

.modal-visit {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 18px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  transition: transform 0.1s, opacity 0.15s;
}

.modal-visit:hover { opacity: 0.88; }
.modal-visit:active { transform: scale(0.96); }

.modal-notes {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 16px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-2);
  font-size: 14px;
  font-weight: 600;
  transition: color 0.15s, border-color 0.15s, transform 0.1s;
}

.modal-notes:hover { color: var(--accent); border-color: var(--accent); }
.modal-notes:active { transform: scale(0.96); }

/* 空状态 */
.empty-state {
  display: none;
  text-align: center;
  padding: 70px 20px;
  color: var(--text-3);
}

.empty-state.show { display: block; }

.empty-state svg {
  width: 48px;
  height: 48px;
  stroke: var(--border-strong);
  margin-bottom: 12px;
}

.empty-state p { font-size: 14px; }
.empty-state b { color: var(--text-2); }

/* ---------------- 页脚 ---------------- */
.site-footer-ai {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  background: var(--bg-elev);
}

.footer-inner-ai {
  max-width: 1400px;
  margin: 0 auto;
  padding: 28px 24px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-3);
}

.footer-inner-ai a:hover { color: var(--accent); }

/* 回到顶部 */
.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text-2);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-pop);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s, color 0.15s, border-color 0.15s;
  z-index: 90;
}

.back-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-top:hover { color: var(--accent); border-color: var(--accent); }
.back-top svg { width: 18px; height: 18px; }

/* 滚动显现动画 */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------------- 响应式 ---------------- */
@media (max-width: 960px) {
  .layout { grid-template-columns: 1fr; gap: 12px; }
  /* 移动端：侧边栏只保留顶部搜索框（分类列表隐藏，分类切换走下方胶囊条） */
  .sidebar {
    display: block;
    position: static;
    border: none;
    border-radius: 0;
    background: transparent;
    padding: 0;
    margin-bottom: 8px;
  }
  .sidebar .side-title,
  .sidebar .side-link { display: none; }

  .cat-pills {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 10px 24px 12px;
    margin: -8px -24px 0;
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .cat-pills::-webkit-scrollbar { display: none; }

  .pill {
    flex-shrink: 0;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border-strong);
    background: var(--bg-elev);
    color: var(--text-2);
    font-size: 13px;
    white-space: nowrap;
    transition: all 0.15s;
  }

  .pill.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    font-weight: 600;
  }
}

@media (max-width: 640px) {
  .layout { padding: 12px 12px 48px; }

  .cat-pills {
    top: 0;
    padding: 8px 12px 10px;
    margin: -4px -12px 0;
  }

  .cards { grid-template-columns: 1fr; }
  .card { padding: 14px; }
  .card-desc { min-height: 0; -webkit-line-clamp: 2; }

  .search-box { width: 100%; }
  .search-input { height: 40px; font-size: 16px; }

  .rj-modal {
    left: 12px;
    right: 12px;
    width: auto;
    max-width: none;
    border-radius: 18px;
    padding: 20px;
    max-height: 85dvh;
    transform: translateY(20px);
  }
  .modal-mask.open .rj-modal { transform: translateY(0) scale(1); }
  .modal-foot { flex-direction: column; align-items: stretch; }
  .modal-tags { justify-content: flex-start; }
  .modal-visit, .modal-notes { margin-left: 0; justify-content: center; }

  .footer-inner-ai { padding: 22px 16px; font-size: 12px; }
  .back-top { right: 16px; bottom: 16px; }
}

/* 尊重减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.01ms !important; }
}