/* ── 中文字体（@import 必须位于文件最顶部） ── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&display=swap');

/* ── 主题色：应用主色 #2563eb ── */
:root {
  --md-primary-fg-color: #2563eb;
  --md-primary-fg-color--light: #60a5fa;
  --md-primary-fg-color--dark: #1d4ed8;
  --md-accent-fg-color: #2563eb;
  --md-accent-fg-color--transparent: rgba(37, 99, 235, .12);
  --md-text-font-family: 'Roboto', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --md-code-font-family: 'Roboto Mono', ui-monospace, SFMono-Regular, monospace;

  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-soft: rgba(37, 99, 235, .08);
  --bg: #ffffff;
  --card: #ffffff;
  --border: #e5e5e5;
  --text: #1b1b1b;
  --text-secondary: #616161;
  --text-tertiary: #8a8a8a;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .05), 0 4px 16px rgba(0, 0, 0, .06);
  --shadow-hover: 0 2px 4px rgba(0, 0, 0, .06), 0 12px 32px rgba(0, 0, 0, .12);
}

/* 无侧栏页面：内容区铺满，避免横向滚动 */
.md-content__inner {
  margin: 0;
  padding: 0;
}
.md-content__inner::before {
  display: none;
}
.md-content__inner > *:last-child {
  margin-bottom: 0;
}
.md-main__inner {
  margin-top: 0;
}
.md-content {
  overflow-x: clip;
}

/* ── 通用容器 ── */
.omni-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── 首页 Hero（白色背景，无主图） ── */
.omni-hero {
  position: relative;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  width: 100vw;
  padding: 120px 0 96px;
  background: #ffffff;
  color: var(--text);
}
.omni-hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 56px;
}
.hero-text {
  flex: 1 1 46%;
  min-width: 0;
}
.hero-shot {
  flex: 1 1 54%;
  min-width: 0;
}
.hero-shot .win-window img {
  display: block;
  width: 100%;
  height: auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, .2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 26px;
}
.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
}
.omni-hero h1 {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -.8px;
  line-height: 1.22;
  color: var(--text);
  margin: 0 0 18px;
}
.omni-hero h1 .accent { color: var(--accent); }
.omni-hero .hero-sub {
  max-width: 560px;
  margin: 0 0 34px;
  font-size: 16.5px;
  color: var(--text-secondary);
}
.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.md-typeset .btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 30px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  transition: background .18s ease, transform .18s ease;
  cursor: pointer;
  text-decoration: none;
}
.md-typeset .btn svg { width: 17px; height: 17px; }
.md-typeset .btn-primary {
  background: var(--accent);
  color: #fff;
}
.md-typeset .btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-1px);
}

/* ── 功能介绍页 Hero（浅色渐变，无背景图） ── */
.omni-hero--pages {
  padding: 64px 0 48px;
  background:
    radial-gradient(900px 380px at 15% -10%, rgba(37, 99, 235, .10), transparent 60%),
    radial-gradient(700px 300px at 90% 0%, rgba(37, 99, 235, .06), transparent 60%),
    linear-gradient(180deg, #f8f9fb 0%, var(--bg) 100%);
  color: var(--text);
}
.omni-hero--pages .omni-hero-inner { text-align: center; }
.omni-hero--pages h1 {
  font-size: 38px;
  font-weight: 650;
  letter-spacing: -.5px;
  color: var(--text);
  text-shadow: none;
  margin-bottom: 14px;
}
.omni-hero--pages h1 .accent { color: var(--accent); }
.omni-hero--pages .hero-sub {
  max-width: 620px;
  margin: 0 auto;
  font-size: 15.5px;
  color: var(--text-secondary);
  text-shadow: none;
}
.hero-meta {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 24px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04);
}
.chip .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
}

/* ── 通用区块 ── */
.omni-section { padding: 64px 0; }
.omni-section + .omni-section { border-top: 1px solid var(--border); }
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 44px;
}
.section-head h2 {
  font-size: 27px;
  font-weight: 650;
  letter-spacing: -.3px;
  margin: 0 0 10px;
  color: var(--text);
}
.section-head p {
  color: var(--text-secondary);
  font-size: 14.5px;
  margin: 0;
}

/* ── Windows 窗口框架 ── */
.win-window {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.win-window:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.win-titlebar {
  display: flex;
  align-items: center;
  height: 36px;
  padding: 0 10px 0 14px;
  background: #fafafa;
  border-bottom: 1px solid var(--border);
  user-select: none;
}
.win-titlebar .wt {
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 7px;
}
.win-titlebar .wt img { width: 14px; height: 14px; }
.win-controls { margin-left: auto; display: flex; gap: 2px; }
.win-controls .wc {
  width: 34px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  font-size: 11px;
  color: var(--text-secondary);
  cursor: default;
  transition: background .12s ease;
}
.win-controls .wc:hover { background: rgba(0, 0, 0, .06); }
.win-controls .wc.close:hover { background: #e81123; color: #fff; }
.win-window img { width: 100%; display: block; }

/* ── 下载区 ── */
.omni-download {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.download-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: start;
}
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.dl-main { text-align: center; }
.dl-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 16px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.dl-icon svg { width: 30px; height: 30px; }
.dl-main h3 {
  font-size: 19px;
  font-weight: 650;
  margin: 0 0 6px;
  color: var(--text);
}
.dl-main .dl-version {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0 0 22px;
}
.md-typeset .dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 34px;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  transition: background .18s ease, transform .18s ease;
  margin-bottom: 14px;
  text-decoration: none;
}
.md-typeset .dl-btn:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
}
.md-typeset .dl-btn svg { width: 19px; height: 19px; }
.dl-meta { font-size: 13px; color: var(--text-secondary); }
.dl-meta a { font-weight: 600; }
.dl-list { list-style: none; margin: 0; padding: 0; }
.dl-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 11px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
  color: var(--text);
}
.dl-list li:last-child { border-bottom: none; }
.dl-list .check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: #16a34a;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.dl-list .check svg { width: 12px; height: 12px; }
.dl-list strong { font-weight: 600; }
.dl-list .sub {
  color: var(--text-secondary);
  font-size: 13px;
  display: block;
}

/* ── 功能介绍页：交替布局 ── */
.omni-pages { padding: 0 24px; max-width: 1080px; margin: 0 auto; }
.page-block {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 44px;
  align-items: center;
  padding: 56px 0;
}
.page-block + .page-block { border-top: 1px solid var(--border); }
.page-block.flip .page-shot { order: 2; }
.page-block.flip .page-info { order: 1; }
.page-info .page-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.page-info h3 {
  font-size: 24px;
  font-weight: 650;
  letter-spacing: -.3px;
  margin: 0 0 12px;
  color: var(--text);
}
.page-info p {
  font-size: 14.5px;
  color: var(--text-secondary);
  margin: 0 0 18px;
}
.page-feats { list-style: none; margin: 0; padding: 0; }
.page-feats li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13.5px;
  color: var(--text);
  padding: 5px 0;
}
.page-feats .fi {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-feats .fi svg { width: 12px; height: 12px; }

/* ── 工具集网格 ── */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.tool-card .tc-body { padding: 20px 22px 22px; }
.tool-card h4 {
  font-size: 16px;
  font-weight: 650;
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}
.tool-card h4 .tci {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--accent);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.tool-card h4 .tci svg { width: 14px; height: 14px; }
.tool-card p {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin: 0;
}

/* ── Reveal 动画（渐进增强：无 JS 时内容可见） ── */
html.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s ease, transform .6s ease;
}
html.js .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── 响应式 ── */
@media (max-width: 900px) {
  .omni-hero { padding: 80px 0 64px; }
  .omni-hero-inner { flex-direction: column; gap: 40px; }
  .hero-text { flex: 1 1 auto; max-width: 100%; }
  .hero-shot { flex: 1 1 auto; width: 100%; }
  .omni-hero h1 { font-size: 34px; }
  .download-grid { grid-template-columns: 1fr; }
  .page-block { grid-template-columns: 1fr; gap: 28px; }
  .page-block.flip .page-shot { order: 0; }
  .page-block.flip .page-info { order: 1; }
  .tool-grid { grid-template-columns: 1fr; }
  .omni-hero--pages h1 { font-size: 30px; }
}
@media (max-width: 620px) {
  .omni-hero h1 { font-size: 28px; }
}