/* Classic official software marketing — royal blue, 1120px column */
:root {
  --wm-blue: #1a56db;
  --wm-blue-hover: #123db0;
  --wm-bg: #f5f8ff;
  --wm-ink: #1c2434;
  --wm-line: #dbe4f5;
  --wm-paper: #ffffff;
  --wm-muted: #5a6578;
  --wm-hero-a: #e8f0ff;
  --wm-hero-b: #ffffff;
  --wm-foot: #0f2744;
  --wm-foot-ink: #c8d5e6;
  --wm-radius: 12px;
  --wm-wide: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  margin: 0;
}

body {
  margin: 0;
  background: var(--wm-bg);
  color: var(--wm-ink);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

img,
svg {
  vertical-align: middle;
}

a {
  color: var(--wm-blue);
  text-decoration: none;
}

a:hover {
  color: var(--wm-blue-hover);
}

.wm-pack {
  width: 100%;
  max-width: var(--wm-wide);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.wm-top {
  height: 64px;
  background: var(--wm-paper);
  border-bottom: 1px solid var(--wm-line);
}

.wm-top .wm-pack {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wm-logo {
  color: var(--wm-ink);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.wm-logo:hover {
  color: var(--wm-blue);
}

.wm-logo svg {
  flex: 0 0 auto;
}

.wm-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.wm-menu a {
  color: var(--wm-ink);
  font-size: 15px;
  font-weight: 500;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.wm-menu a:hover {
  color: var(--wm-blue);
}

.wm-menu a.is-now {
  color: var(--wm-blue);
  border-bottom-color: var(--wm-blue);
}

.wm-banner {
  width: 100%;
  background: linear-gradient(180deg, var(--wm-hero-a) 0%, var(--wm-hero-b) 100%);
  padding: 48px 0 56px;
}

.wm-banner h1 {
  margin: 0 0 16px;
  font-size: 32px;
  line-height: 1.35;
  font-weight: 700;
  max-width: 920px;
}

.wm-banner .wm-lead {
  margin: 0 0 12px;
  max-width: 760px;
  color: var(--wm-ink);
  font-size: 16px;
}

.wm-banner .wm-lead:last-of-type {
  margin-bottom: 22px;
}

.wm-win {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 32px;
  background: var(--wm-blue);
  color: #ffffff;
  font-size: 18px;
  font-weight: 650;
  border-radius: 6px;
  border: 0;
}

.wm-win:hover {
  background: var(--wm-blue-hover);
  color: #ffffff;
}

.wm-os {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 16px;
}

.wm-os a {
  font-size: 15px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.wm-sec {
  padding: 40px 0;
}

.wm-sec h2 {
  margin: 0 0 18px;
  font-size: 24px;
  line-height: 1.4;
  font-weight: 700;
}

.wm-sec p {
  margin: 0 0 14px;
}

.wm-sec p:last-child {
  margin-bottom: 0;
}

.wm-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 20px 0 8px;
}

.wm-tile {
  background: var(--wm-paper);
  border: 1px solid var(--wm-line);
  border-radius: var(--wm-radius);
  padding: 20px 18px 18px;
}

.wm-tile h3 {
  margin: 12px 0 8px;
  font-size: 17px;
  line-height: 1.4;
}

.wm-tile p {
  margin: 0;
  color: var(--wm-ink);
  font-size: 15px;
}

.wm-tile svg {
  display: block;
}

.wm-sheet {
  width: 100%;
  overflow-x: auto;
  margin: 16px 0 8px;
  background: var(--wm-paper);
  border: 1px solid var(--wm-line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

th,
td {
  border-bottom: 1px solid var(--wm-line);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #e8f0ff;
  font-weight: 650;
}

tr:last-child td {
  border-bottom: 0;
}

.wm-ol {
  margin: 8px 0 12px 22px;
  padding: 0;
}

.wm-ol li {
  margin-bottom: 10px;
}

.wm-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 16px 0 8px;
}

.wm-cite {
  margin: 0;
  background: var(--wm-paper);
  border: 1px solid var(--wm-line);
  border-left: 4px solid var(--wm-blue);
  border-radius: 0 12px 12px 0;
  padding: 18px 18px 16px;
}

.wm-cite p {
  margin: 0 0 12px;
}

.wm-cite footer {
  color: var(--wm-muted);
  font-size: 14px;
}

.wm-feed {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.wm-item {
  background: var(--wm-paper);
  border: 1px solid var(--wm-line);
  border-radius: 8px;
  padding: 16px 18px;
  margin-bottom: 12px;
}

.wm-item:last-child {
  margin-bottom: 0;
}

.wm-item time {
  display: inline-block;
  color: var(--wm-blue);
  font-size: 13px;
  font-weight: 650;
  margin-bottom: 4px;
}

.wm-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.4;
}

.wm-item p {
  margin: 0;
}

.wm-ask {
  margin-top: 8px;
}

.wm-ask h3 {
  margin: 22px 0 8px;
  font-size: 18px;
  line-height: 1.45;
  font-weight: 650;
}

.wm-ask h3:first-child {
  margin-top: 0;
}

.wm-ask p {
  margin: 0 0 4px;
}

.wm-dlrow {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0 12px;
}

.wm-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--wm-blue);
  border-radius: 6px;
  color: var(--wm-blue);
  font-weight: 600;
  background: var(--wm-paper);
}

.wm-ghost:hover {
  background: #e8f0ff;
  color: var(--wm-blue-hover);
}

.wm-end {
  background: var(--wm-foot);
  color: var(--wm-foot-ink);
  padding: 32px 0 36px;
  margin-top: 24px;
}

.wm-end p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
}

.wm-end p:last-child {
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .wm-banner h1 {
    font-size: 26px;
  }

  .wm-trio,
  .wm-duo {
    grid-template-columns: 1fr;
  }

  .wm-menu {
    gap: 16px;
  }
}

@media (max-width: 640px) {
  .wm-top {
    height: auto;
  }

  .wm-top .wm-pack {
    height: auto;
    min-height: 64px;
    padding-top: 10px;
    padding-bottom: 10px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .wm-banner {
    padding: 32px 0 40px;
  }
}