.pptSite {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --ink: #171923;
  --muted: #5f6673;
  --line: #d8dde5;
  --surface-muted: #eef1f5;
  --accent: #b7472a;
  --accent-strong: #873018;
  background: var(--bg);
}

.pptSite.homeMode {
  background: var(--bg);
}

.pptSite.homeMode .stage {
  padding: 0;
  background: var(--bg);
}

.pptSite .toolbar {
  min-height: 58px;
  border-bottom-color: #dfe3ea;
}

.pptHome {
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
}

.pptHeader {
  width: min(1180px, calc(100% - 48px));
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
}

.pptBrand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--ink);
  text-decoration: none;
  font-size: 28px;
  font-weight: 800;
}

.pptLogo {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #fff2ec;
  border: 1px solid #f2d2c4;
}

.pptLogo img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

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

.pptNav a,
.pptFooter a {
  color: #384152;
  text-decoration: none;
}

.pptNav a:hover,
.pptFooter a:hover {
  color: var(--accent);
}

.pptWorkspace {
  width: min(1180px, calc(100% - 48px));
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 28px;
  align-items: stretch;
  margin: 34px auto 0;
}

.pptIntro {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 360px;
}

.pptEyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 15px;
  font-weight: 800;
}

.pptIntro h1 {
  max-width: 760px;
  margin: 0;
  color: var(--ink);
  font-size: 56px;
  line-height: 1.08;
  font-weight: 850;
  letter-spacing: 0;
}

.pptLead {
  max-width: 700px;
  margin: 24px 0 0;
  color: #4b5565;
  font-size: 21px;
  line-height: 1.55;
  font-weight: 560;
}

.pptActionRow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 14px;
}

.primaryOpenButton {
  height: 48px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0 18px;
  background: var(--accent);
  color: #ffffff;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
}

.primaryOpenButton:active {
  background: var(--accent-strong);
}

.pptDropTarget {
  align-self: center;
  width: 100%;
  min-height: 260px;
  grid-template-columns: 78px minmax(0, 1fr) 36px;
  gap: 20px;
  border: 1px dashed #c9d0dc;
  border-radius: 8px;
  padding: 30px;
  background: #ffffff;
  color: var(--ink);
  box-shadow: 0 12px 34px rgba(24, 31, 42, 0.08);
}

.pptDropTarget:hover {
  border-color: var(--accent);
  background: #fffaf7;
}

.pptSite .homeFileIcon {
  width: 72px;
  height: 72px;
  border-radius: 8px;
  background: #fff2ec;
}

.pptSite .homeFileTitle {
  color: var(--ink);
  font-size: 28px;
  white-space: normal;
}

.pptSite .homeFileMeta {
  color: var(--muted);
  font-size: 17px;
}

.pptArrow {
  color: var(--accent);
  font-size: 30px;
  font-weight: 800;
}

.pptTrustGrid {
  width: min(1180px, calc(100% - 48px));
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 34px auto 0;
}

.pptTrustGrid article {
  min-height: 142px;
  padding: 22px;
  border: 1px solid #dfe3ea;
  border-radius: 8px;
  background: #ffffff;
}

.pptTrustGrid strong {
  display: block;
  color: var(--ink);
  font-size: 17px;
}

.pptTrustGrid p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.pptSeoCopy {
  width: min(1180px, calc(100% - 48px));
  margin: 30px auto 0;
  padding: 0 0 8px;
}

.pptSeoCopy h2 {
  margin: 0 0 10px;
  font-size: 24px;
}

.pptSeoCopy p {
  max-width: 860px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.pptFooter {
  width: min(1180px, calc(100% - 48px));
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 34px auto 0;
  padding: 24px 0 32px;
  border-top: 1px solid #dfe3ea;
  color: #6b7280;
  font-size: 13px;
}

.pptSite .homeError {
  width: min(1180px, calc(100% - 48px));
  margin-top: 18px;
}

@media (max-width: 860px) {
  .pptHeader {
    width: min(100% - 32px, 720px);
    min-height: 76px;
  }

  .pptBrand {
    font-size: 22px;
  }

  .pptLogo {
    width: 44px;
    height: 44px;
  }

  .pptLogo img {
    width: 32px;
    height: 32px;
  }

  .pptNav {
    display: none;
  }

  .pptWorkspace,
  .pptTrustGrid,
  .pptSeoCopy,
  .pptFooter,
  .pptSite .homeError {
    width: min(100% - 32px, 720px);
  }

  .pptWorkspace {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 18px;
  }

  .pptIntro {
    min-height: 0;
  }

  .pptIntro h1 {
    font-size: 34px;
    line-height: 1.14;
  }

  .pptLead {
    margin-top: 16px;
    font-size: 17px;
  }

  .pptActionRow {
    margin-top: 22px;
  }

  .pptDropTarget {
    min-height: 154px;
    grid-template-columns: 62px minmax(0, 1fr) 26px;
    padding: 20px;
  }

  .pptSite .homeFileIcon {
    width: 58px;
    height: 58px;
  }

  .pptSite .homeFileTitle {
    font-size: 22px;
  }

  .pptSite .homeFileMeta {
    font-size: 15px;
  }

  .pptTrustGrid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 24px;
  }

  .pptTrustGrid article {
    min-height: 0;
    padding: 18px;
  }

  .pptFooter {
    margin-top: 24px;
    padding-bottom: 24px;
  }
}