:root {
  color-scheme: light;
  --ink: #152333;
  --muted: #4b5a6c;
  --blue: #064fce;
  --line: #dbe3ec;
  --width: 1120px;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: #fff; line-height: 1.65; }
img { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 4px; }
a:focus-visible, summary:focus-visible { outline: 3px solid #0754d9; outline-offset: 4px; }
h1, h2, h3, p { margin: 0; }
.wrap { width: min(var(--width), calc(100% - 72px)); margin-inline: auto; }
.icon-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 21px; height: 21px; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.site-header { border-bottom: 1px solid var(--line); }
.header-inner, .brand, .header-inner nav { display: flex; align-items: center; }
.header-inner { min-height: 69px; justify-content: space-between; gap: 16px; }
.brand { gap: 10px; font-weight: 700; text-decoration: none; white-space: nowrap; }
.brand img { border-radius: 8px; }
.header-inner nav { gap: 26px; font-size: 14px; }
.header-inner nav a { text-decoration: none; white-space: nowrap; }
.header-inner nav a:hover { text-decoration: underline; }
.nav-download { color: var(--blue); font-weight: 700; }

.hero { position: relative; isolation: isolate; overflow: hidden; background: #eaf3ff; }
.hero-inner { position: relative; padding-block: 71px 73px; }
.platform { display: flex; width: fit-content; align-items: center; gap: 9px; color: #075769; font-size: 14px; font-weight: 700; margin-bottom: 13px; }
.platform::before { content: ""; width: 12px; height: 3px; background: #168879; }
h1 { font-size: 62px; font-weight: 800; line-height: 1.19; }
.intro { max-width: 500px; margin-top: 18px; color: #394c64; font-size: 18px; line-height: 1.85; }
.button {
  display: inline-flex;
  min-height: 53px;
  width: fit-content;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}
.button:hover { background: #0043b3; }
.hero .button { margin-top: 25px; }
.release-note { margin-top: 11px; color: #40536d; font-size: 13px; }
.hero-visual {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: #eaf3ff;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0 0 0 58%;
  background: #d9eaff;
  border-left: 1px solid #c6ddfc;
  transform: skewX(-12deg);
  transform-origin: bottom;
}
.hero-screen {
  position: absolute;
  left: calc(50% + 132px);
  top: 38px;
  width: 307px;
  height: auto;
  border: 7px solid #192534;
  border-radius: 26px;
  box-shadow: 0 16px 46px #213b6033;
}

.feature-section { padding-block: 46px 55px; }
h2 { font-size: 29px; line-height: 1.35; }
.features { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 24px; }
.features article { padding: 4px 21px 0; border-left: 1px solid var(--line); }
.features article:first-child { padding-left: 0; border-left: 0; }
.features article:last-child { padding-right: 0; }
.feature-icon { width: 26px; height: 26px; display: block; margin-bottom: 11px; }
.files { color: #095bc9; }
.archives { color: #a0580d; }
.storage { color: #147867; }
.remote { color: #65519b; }
h3 { font-size: 17px; line-height: 1.4; }
.features p { margin-top: 7px; color: var(--muted); font-size: 14px; line-height: 1.8; }

.download-section { background: #f3f8f6; border-block: 1px solid #e0e9e5; padding-block: 41px; }
.download-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.download-heading p { margin-top: 6px; font-size: 14px; color: var(--muted); }
.package-facts { display: flex; flex-wrap: wrap; gap: 14px 40px; margin: 20px 0 13px; }
.package-facts div { min-width: 0; }
.package-facts dt { font-size: 13px; color: var(--muted); }
.package-facts dd { margin: 0; font-size: 15px; font-weight: 600; overflow-wrap: anywhere; }
.verification { font-size: 13px; color: var(--muted); }
.verification summary { width: fit-content; cursor: pointer; }
.verification code { display: block; width: fit-content; max-width: 100%; margin-top: 8px; padding: 7px 10px; border: 1px solid #d7e3de; border-radius: 4px; background: #fff; color: var(--ink); overflow-wrap: anywhere; }

.site-footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 13px 25px; padding-block: 24px; font-size: 13px; color: var(--muted); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.site-footer p a { margin-left: 6px; }

@media (max-width: 960px) {
  .wrap { width: calc(100% - 48px); }
  h1 { font-size: 51px; }
  .intro { max-width: 390px; font-size: 16px; }
  .hero-screen { left: auto; right: 34px; width: 246px; top: 38px; }
  .features article { padding-inline: 14px; }
}

@media (max-width: 720px) {
  .wrap { width: calc(100% - 36px); }
  .header-inner { min-height: 60px; }
  .brand { font-size: 15px; gap: 8px; }
  .brand img { width: 29px; height: 29px; }
  .header-inner nav { gap: 13px; font-size: 13px; }
  .hero-inner { padding-block: 32px 238px; }
  .platform { font-size: 13px; margin-bottom: 8px; }
  h1 { font-size: 44px; }
  .intro { margin-top: 10px; max-width: 31em; }
  .desktop-break { display: none; }
  .hero .button { margin-top: 17px; }
  .release-note { margin-top: 8px; }
  .hero-visual::before { inset: auto 0 0 0; height: 226px; transform: none; border: 0; }
  .hero-screen { width: 249px; top: auto; bottom: -248px; right: calc(50% - 124.5px); border-width: 6px; border-radius: 22px; }
  .feature-section { padding-block: 28px 35px; }
  h2 { font-size: 25px; }
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 16px; margin-top: 15px; }
  .features article { border-left: 0; border-top: 1px solid var(--line); padding: 12px 0 0; }
  .feature-icon { margin-bottom: 8px; }
  h3 { font-size: 16px; }
  .features p { font-size: 13px; }
  .download-section { padding-block: 29px; }
  .download-heading { align-items: flex-start; flex-direction: column; gap: 13px; }
  .package-facts { gap: 11px 21px; }
}

@media (max-width: 380px) {
  .wrap { width: calc(100% - 28px); }
  h1 { font-size: 37px; }
  .header-inner nav { gap: 9px; }
  .hero-inner { padding-bottom: 210px; }
  .hero-visual::before { height: 197px; }
  .hero-screen { width: 220px; right: calc(50% - 110px); bottom: -222px; }
}

@media (max-width: 720px) and (max-height: 690px) {
  .hero-inner { padding-block: 24px 157px; }
  .hero-visual::before { height: 151px; }
  .hero-screen { width: 220px; right: calc(50% - 110px); bottom: -237px; }
  .feature-section { padding-top: 22px; }
}

@media (min-width: 721px) and (max-height: 540px) {
  .header-inner { min-height: 55px; }
  .hero-inner { padding-block: 22px 21px; }
  .platform { margin-bottom: 8px; }
  h1 { font-size: 43px; }
  .intro { margin-top: 10px; font-size: 16px; line-height: 1.65; }
  .hero .button { margin-top: 15px; }
  .hero-screen { top: 22px; }
  .feature-section { padding-top: 25px; }
}