/* ============================================ */
/* NannyFYI 风格 — 绿色主色，现代粗体，干净留白 */
/* ============================================ */

:root {
  /* NannyFYI 绿色 brand */
  --brand-green-deep: #0f5132;
  --brand-green: #1a7f3e;
  --brand-green-light: #4ade80;
  --brand-green-bg: #f0fdf4;
  --brand-ink: #0a1628;

  /* 覆盖 mkdocs material 默认变量 */
  --md-primary-fg-color: var(--brand-green);
  --md-primary-fg-color--light: var(--brand-green-light);
  --md-primary-fg-color--dark: var(--brand-green-deep);
  --md-accent-fg-color: var(--brand-green);

  --md-text-font: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --md-text-font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

html {
  font-size: 22px;
  /* 置顶 tab + header 总高约 8rem，滚动锚点时跳过这段，避免 heading 被遮 + scroll-spy 误判 */
  scroll-padding-top: 8rem;
}

@media screen and (max-width: 60em) {
  html {
    font-size: 19px;
    scroll-padding-top: 7rem;
  }
}

/* 给所有 heading 留出 scroll-margin，点目录跳转时不会卡在 tab 行下面 */
.md-typeset :where(h1, h2, h3, h4, h5, h6) {
  scroll-margin-top: 8rem;
}

body, .md-typeset {
  font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

.md-typeset {
  font-size: 1.15rem;
  line-height: 1.95;
  letter-spacing: 0.005em;
  color: #1f2937;
}

.md-typeset p,
.md-typeset li {
  font-size: 1.25rem;
}

.md-typeset blockquote {
  font-size: 1.2rem;
}

[data-md-color-scheme="slate"] .md-typeset {
  color: #e5e7eb;
}

/* ============================================ */
/* 顶部 header — 干净白底 */
/* ============================================ */

.md-header {
  background-color: #ffffff !important;
  color: var(--brand-ink) !important;
  box-shadow: 0 1px 0 rgba(0,0,0,0.05);
  height: 4rem;
}

[data-md-color-scheme="slate"] .md-header {
  background-color: #0a1628 !important;
  color: #fff !important;
}

.md-header__title {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--brand-green-deep) !important;
}

[data-md-color-scheme="slate"] .md-header__title {
  color: var(--brand-green-light) !important;
}

.md-header__button.md-icon {
  color: var(--brand-ink) !important;
}

[data-md-color-scheme="slate"] .md-header__button.md-icon {
  color: #fff !important;
}

/* 顶部 nav tabs 白底，置顶时多留呼吸空间防止内容贴脸 */
.md-tabs {
  background-color: #ffffff !important;
  color: var(--brand-ink);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  padding-top: 0.8rem;
  padding-bottom: 1.1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  z-index: 5;
}

[data-md-color-scheme="slate"] .md-tabs {
  background-color: #0a1628 !important;
}

.md-tabs__list {
  margin: 0;
}

.md-tabs__link {
  color: var(--brand-ink) !important;
  opacity: 0.85;
  font-weight: 700;
  font-size: 1.1rem;
  padding: 0.4rem 1rem;
  margin: 0.15rem 0.1rem;
  border-radius: 10px;
  transition: all 0.15s ease;
}

.md-tabs__link:hover {
  color: var(--brand-green) !important;
  opacity: 1;
  background-color: rgba(26, 127, 62, 0.08);
}

/* 激活 tab：深绿底白字。注意 active 类是在 <li class="md-tabs__item--active"> 上，不是 <a> 上 */
.md-tabs__item--active > .md-tabs__link,
.md-tabs__item--active > .md-tabs__link:hover,
.md-tabs__item--active > .md-tabs__link:focus,
.md-tabs__link--active,
.md-tabs__link--active:hover,
.md-tabs__link--active:focus {
  color: #ffffff !important;
  opacity: 1 !important;
  background-color: var(--brand-green-deep) !important;
  font-weight: 800 !important;
}

[data-md-color-scheme="slate"] .md-tabs__link {
  color: #fff !important;
}

[data-md-color-scheme="slate"] .md-tabs__link--active {
  background-color: var(--brand-green);
  color: #ffffff !important;
}

/* ============================================ */
/* 大标题 — 模仿 NannyFYI 的 hero 风格 */
/* ============================================ */

.md-typeset h1 {
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1.15;
  color: var(--brand-ink) !important;
  letter-spacing: -0.025em;
  margin: 1rem 0 1.5rem;
}

[data-md-color-scheme="slate"] .md-typeset h1 {
  color: #fff !important;
}

/* 首页 H1 加大，统一用 brand-ink 深色 */
.md-content article > h1:first-of-type {
  font-size: 3.4rem;
  font-weight: 900;
  color: var(--brand-ink);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

@media screen and (max-width: 60em) {
  .md-typeset h1 { font-size: 2rem; }
  .md-content article > h1:first-of-type { font-size: 2.2rem; }
}

.md-typeset h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--brand-ink);
  margin-top: 3rem;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(0,0,0,0.06);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

[data-md-color-scheme="slate"] .md-typeset h2 {
  color: #f3f4f6;
  border-top-color: rgba(255,255,255,0.08);
}

.md-typeset h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--brand-ink);
  margin-top: 2rem;
}

[data-md-color-scheme="slate"] .md-typeset h3 {
  color: #f3f4f6;
}

.md-typeset h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

/* ============================================ */
/* 正文 */
/* ============================================ */

.md-typeset p {
  margin: 1rem 0;
}

.md-typeset strong, .md-typeset b {
  font-weight: 700;
  color: inherit;
}

.md-typeset a {
  text-decoration: underline;
  text-decoration-color: rgba(26,127,62,0.4);
  text-underline-offset: 3px;
  color: var(--brand-green);
  font-weight: 500;
}

.md-typeset a:hover {
  color: var(--brand-green-deep);
  text-decoration-color: var(--brand-green-deep);
}

[data-md-color-scheme="slate"] .md-typeset a {
  color: var(--brand-green-light);
}

/* ============================================ */
/* 列表 */
/* ============================================ */

.md-typeset ul li, .md-typeset ol li {
  margin: 0.4rem 0;
  line-height: 1.85;
}

/* ============================================ */
/* Admonition（提示框）柔和风格 */
/* ============================================ */

.md-typeset .admonition {
  font-size: 1rem;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,0.06);
  border-left-width: 5px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  padding: 1rem 1.2rem;
}

.md-typeset .admonition-title {
  font-size: 1rem;
  font-weight: 700;
}

/* tip → 绿 */
.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-left-color: var(--brand-green) !important;
  background-color: var(--brand-green-bg) !important;
}

[data-md-color-scheme="slate"] .md-typeset .admonition.tip {
  background-color: rgba(74, 222, 128, 0.08) !important;
}

/* warning → 橙 */
.md-typeset .admonition.warning {
  background-color: #fffbeb !important;
}

/* danger → 红 */
.md-typeset .admonition.danger {
  background-color: #fef2f2 !important;
}

/* ============================================ */
/* 表格 */
/* ============================================ */

.md-typeset table:not([class]) {
  font-size: 0.95rem;
  line-height: 1.7;
  border-radius: 8px;
  border: 1px solid rgba(0,0,0,0.06);
  overflow: hidden;
}

.md-typeset table:not([class]) th {
  font-weight: 700;
  background: var(--brand-green-bg);
  color: var(--brand-green-deep);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: rgba(74, 222, 128, 0.1);
  color: var(--brand-green-light);
}

/* ============================================ */
/* Blockquote */
/* ============================================ */

.md-typeset blockquote {
  border-left: 4px solid var(--brand-green);
  background: var(--brand-green-bg);
  padding: 1rem 1.4rem;
  margin: 1.4rem 0;
  border-radius: 0 8px 8px 0;
  font-size: 1rem;
  color: #1f2937;
  font-style: normal;
}

[data-md-color-scheme="slate"] .md-typeset blockquote {
  background: rgba(74, 222, 128, 0.06);
  color: #e5e7eb;
}

/* ============================================ */
/* 图片 */
/* ============================================ */

.md-typeset img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  margin: 0.8rem 0;
}

.image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.image-gallery img {
  width: 100%;
  height: auto;
}

/* ============================================ */
/* 拼音 alias 已废弃 + 关键词淡化 */
/* ============================================ */

.pinyin-alias { display: none !important; }

/* 拼音 alias：视觉隐藏但保留在 DOM 给 lunr 搜索索引使用 */
.search-keys {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ============================================ */
/* 搜索框 — 模仿 NannyFYI 大胆显眼的圆角输入框 */
/* ============================================ */

@media screen and (min-width: 60em) {
  .md-search {
    width: 380px !important;
    padding: 0 !important;
  }

  .md-search__form {
    background-color: #f3f4f6 !important;
    border-radius: 999px !important;
    height: 2.6rem !important;
    transition: all 0.2s;
    border: 1px solid transparent;
  }

  .md-search__form:hover,
  .md-search__form:focus-within {
    background-color: #fff !important;
    border-color: var(--brand-green-light);
    box-shadow: 0 0 0 4px rgba(74, 222, 128, 0.1);
  }

  [data-md-color-scheme="slate"] .md-search__form {
    background-color: rgba(255,255,255,0.08) !important;
  }

  .md-search__input {
    color: var(--brand-ink) !important;
    padding-left: 2.8rem !important;
    font-size: 0.85rem !important;
    font-weight: 500;
  }

  [data-md-color-scheme="slate"] .md-search__input {
    color: #fff !important;
  }

  .md-search__input::placeholder {
    color: #9ca3af !important;
    opacity: 1 !important;
    font-weight: 500;
  }

  .md-search__icon[for="__search"] {
    color: var(--brand-green) !important;
    left: 0.7rem !important;
  }
}

@media screen and (max-width: 59.99em) {
  .md-search__input::placeholder {
    color: #9ca3af !important;
  }
}

/* 搜索下拉：输入框为空时不展开 */
.md-search__input:placeholder-shown ~ .md-search__output {
  display: none !important;
}

@media screen and (min-width: 60em) {
  .md-search__output {
    max-width: 480px !important;
    margin-top: 0.5rem;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    border: 1px solid rgba(0,0,0,0.06);
    overflow: hidden;
  }
  .md-search__inner {
    width: 380px !important;
  }
}

/* 隐藏 search-suggest 在输入框里画的灰色补全幽灵 */
.md-search__suggest {
  display: none !important;
}

/* 隐藏搜索 dropdown 里所有段落正文（避免拼音 alias / 长文本污染观感）
   只保留段落标题。当前 material 版本没有 .md-search-result__teaser 类 */
.md-search-result__article p,
.md-search-result__article ul,
.md-search-result__article ol,
.md-search-result__article > .md-typeset > * {
  display: none !important;
}
/* 留下 heading 显示 */
.md-search-result__article h1,
.md-search-result__article h2,
.md-search-result__article h3,
.md-search-result__article h4,
.md-search-result__article > .md-typeset > h1,
.md-search-result__article > .md-typeset > h2,
.md-search-result__article > .md-typeset > h3,
.md-search-result__article > .md-typeset > h4 {
  display: block !important;
}

/* 搜索结果高亮 mark */
.md-typeset mark,
mark[data-md-search-result-mark],
.md-search-result mark,
.md-search-result__teaser mark,
.md-search-result__title mark {
  background: rgba(74, 222, 128, 0.3) !important;
  color: var(--brand-green-deep) !important;
  text-shadow: none !important;
  text-decoration: none !important;
  text-decoration-line: none !important;
  border: 0 !important;
  border-bottom: 0 !important;
  box-shadow: none !important;
  filter: none !important;
  padding: 0 3px !important;
  border-radius: 3px;
  font-weight: 600 !important;
  outline: none !important;
}

/* ============================================ */
/* 左侧 nav + 右侧 TOC */
/* ============================================ */

/* 左侧 sidebar 重复了顶部 tab 的当前页名（"签约要查的信息" 之类），整个隐藏掉 */
.md-sidebar--primary {
  display: none !important;
}

@media screen and (min-width: 76.25em) {
  .md-content {
    margin-left: 0 !important;
  }
}

/* 右侧目录 sticky 时顶部会被 tab 行遮一半，加 padding 让 "目录" 完整显示 */
.md-sidebar--secondary .md-sidebar__inner {
  padding-top: 1.2rem;
}

.md-sidebar--secondary .md-nav__title {
  padding-top: 0.6rem;
}

.md-nav__title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--brand-ink);
}

.md-nav__link {
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 0.4rem 0;
  color: #4b5563;
  font-weight: 500;
  padding: 0.3rem 0.6rem;
  border-radius: 8px;
  transition: all 0.15s ease;
}

.md-nav__item {
  padding: 0.1rem 0;
}

/* 右侧目录选中项：深绿底白字，对齐顶部 tab 风格 */
.md-sidebar--secondary .md-nav__link--active,
.md-sidebar--secondary .md-nav__link--active:hover,
.md-sidebar--secondary .md-nav__link--active:focus,
.md-nav__link--active,
.md-nav__link--active:hover,
.md-nav__link--active:focus {
  color: #ffffff !important;
  background-color: var(--brand-green-deep) !important;
  font-weight: 700 !important;
}

.md-nav__link:hover {
  color: var(--brand-green) !important;
}

[data-md-color-scheme="slate"] .md-nav__link {
  color: #d1d5db;
}

/* ============================================ */
/* 内容区域 */
/* ============================================ */

.md-grid {
  max-width: 78rem;
}

.md-content__inner {
  margin: 0 1.4rem;
  padding-top: 1.5rem;
}

/* ============================================ */
/* 代码 */
/* ============================================ */

.md-typeset code {
  font-size: 0.88em;
  background: rgba(26,127,62,0.08);
  color: var(--brand-green-deep);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: "JetBrains Mono", "SF Mono", monospace;
}

[data-md-color-scheme="slate"] .md-typeset code {
  background: rgba(74,222,128,0.12);
  color: var(--brand-green-light);
}

/* ============================================ */
/* 整体背景 — 一点点绿色 tint */
/* ============================================ */

body, .md-main {
  background-color: #fafafa;
}

[data-md-color-scheme="slate"] body,
[data-md-color-scheme="slate"] .md-main {
  background-color: #0a1628;
}

.md-content {
  background: #fff;
  margin: 1.5rem auto;
  border-radius: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  padding: 0 1rem;
}

[data-md-color-scheme="slate"] .md-content {
  background: #111827;
}

/* footer 简洁 */
.md-footer {
  background: #f3f4f6;
  color: #6b7280;
}

[data-md-color-scheme="slate"] .md-footer {
  background: #0a1628;
}

/* ============================================ */
/* YouTube 视频卡片网格 */
/* ============================================ */

.yt-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0 2rem;
}

.yt-card {
  display: block;
  text-decoration: none !important;
  color: inherit !important;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  border: 1px solid rgba(0,0,0,0.05);
}

.yt-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(26, 127, 62, 0.18);
  border-color: var(--brand-green-light);
}

.yt-card .yt-thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.yt-card .yt-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.yt-card .yt-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 0, 0, 0.92);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  padding-left: 5px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.4);
  transition: transform 0.18s ease, background 0.18s ease;
}

.yt-card:hover .yt-play {
  transform: translate(-50%, -50%) scale(1.08);
  background: #ff0000;
}

.yt-card .yt-title {
  display: block;
  padding: 0.85rem 1rem 1rem;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--brand-ink);
}

[data-md-color-scheme="slate"] .yt-card {
  background: #1f2937;
  border-color: rgba(255,255,255,0.06);
}

[data-md-color-scheme="slate"] .yt-card .yt-title {
  color: #fff;
}

/* ============================================ */
/* 投稿表单 */
/* ============================================ */

.submit-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
}

.submit-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--brand-ink);
}

.submit-form label .req {
  color: #c0392b;
  margin-left: 4px;
}

.submit-form input[type="text"],
.submit-form textarea,
.submit-form input[type="file"] {
  font: inherit;
  font-size: 1rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background: #fff;
  color: var(--brand-ink);
  font-weight: 400;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.submit-form input[type="file"] {
  padding: 0.5rem;
  background: #f9fafb;
}

.submit-form input[type="text"]:focus,
.submit-form textarea:focus {
  outline: none;
  border-color: var(--brand-green);
  box-shadow: 0 0 0 3px rgba(26, 127, 62, 0.18);
}

.submit-form textarea {
  resize: vertical;
  min-height: 12rem;
  line-height: 1.7;
  font-family: inherit;
}

.submit-form .submit-btn {
  align-self: flex-start;
  background: var(--brand-green-deep);
  color: #fff;
  border: 0;
  padding: 0.8rem 2rem;
  border-radius: 999px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}
.submit-form .submit-btn:hover { background: var(--brand-green); }
.submit-form .submit-btn:active { transform: translateY(1px); }
.submit-form .submit-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.submit-status {
  margin-top: 0.5rem;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  font-weight: 600;
}
.submit-status:empty { display: none; }
.submit-status.ok { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.submit-status.err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

[data-md-color-scheme="slate"] .submit-form input[type="text"],
[data-md-color-scheme="slate"] .submit-form textarea {
  background: #1f2937;
  color: #f3f4f6;
  border-color: #374151;
}

/* ============================================ */
/* 标签 chip（黑名单条目下的关键词高亮） */
/* ============================================ */

.md-typeset p.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.6rem 0 1rem;
}

.md-typeset .tag {
  display: inline-block;
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fcd34d;
  padding: 0.15rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.4;
}

[data-md-color-scheme="slate"] .md-typeset .tag {
  background: rgba(252, 211, 77, 0.18);
  color: #fcd34d;
  border-color: rgba(252, 211, 77, 0.4);
}

/* 投稿表单里的 hint 灰字 */
.submit-form .hint {
  font-size: 0.85rem;
  color: #6b7280;
  font-weight: 400;
  margin-top: 0.2rem;
}

/* ============================================ */
/* 投稿页：邮件 CTA 按钮 */
/* ============================================ */
.md-typeset a.email-cta {
  display: inline-block;
  background: var(--brand-green-deep);
  color: #fff !important;
  padding: 0.9rem 2rem;
  border-radius: 999px;
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
  margin: 1rem 0;
  transition: background 0.15s ease, transform 0.05s ease;
  box-shadow: 0 2px 8px rgba(15, 81, 50, 0.2);
}
.md-typeset a.email-cta:hover {
  background: var(--brand-green);
  text-decoration: none;
  color: #fff !important;
}
.md-typeset a.email-cta:active { transform: translateY(1px); }