:root {
  --platform-bg: #101413;
  --platform-surface: #171c1a;
  --platform-surface-2: #202724;
  --platform-surface-hover: #28312d;
  --platform-border: #34413c;
  --platform-border-strong: #46534e;
  --platform-text: #eef3f4;
  --platform-muted: #9eacb3;
  --platform-accent: #4fc3a7;
  --platform-accent-strong: #2d9d84;
  --platform-accent-soft: rgba(79, 195, 167, 0.16);
  --platform-warning: #f0b84f;
  --platform-danger: #ee6a5f;
  --platform-blue: #6da8ff;
  --platform-radius: 8px;
  --platform-radius-sm: 6px;
  --platform-header-height: 60px;
  --platform-footer-min-height: 64px;
  --platform-nav-item-height: 34px;
  --platform-shell-padding-x: 24px;
  --platform-content-width: 1200px;
  --platform-font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --platform-font-mono: "Cascadia Mono", "JetBrains Mono", Consolas, monospace;
  --platform-shadow: 0 16px 40px rgba(0, 0, 0, 0.24);
  --platform-focus: 0 0 0 3px rgba(79, 195, 167, 0.28);
}

.platform-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--platform-bg);
  color: var(--platform-text);
  font-family: var(--platform-font-sans);
}

.platform-topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: var(--platform-header-height);
  padding: 0 var(--platform-shell-padding-x);
  border-bottom: 1px solid var(--platform-border);
  background: var(--platform-surface);
  color: var(--platform-text);
  box-shadow: none;
}

.platform-topbar a {
  color: inherit;
  text-decoration: none;
}

.platform-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  color: var(--platform-text);
  font-family: var(--platform-font-sans);
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}

.platform-logo-mark {
  width: 32px;
  height: 32px;
  border: 1px solid var(--platform-border);
  border-radius: var(--platform-radius-sm);
  background: var(--platform-surface-2);
  object-fit: cover;
}

.platform-logo-text {
  display: grid;
  gap: 1px;
  line-height: 1.1;
}

.platform-logo-title {
  color: var(--platform-text);
  font-size: 16px;
  font-weight: 800;
}

.platform-logo-subtitle {
  color: var(--platform-muted);
  font-size: 11px;
  font-weight: 700;
}

.platform-nav {
  display: flex;
  align-items: center;
  flex: 1;
  flex-wrap: wrap;
  gap: 6px;
}

.platform-nav a,
.platform-nav button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--platform-nav-item-height);
  border: 1px solid transparent;
  border-radius: var(--platform-radius-sm);
  padding: 6px 10px;
  background: transparent;
  color: var(--platform-muted);
  font-family: var(--platform-font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  text-decoration: none;
  text-transform: none;
}

.platform-nav a:hover,
.platform-nav button:hover,
.platform-nav .is-active {
  border-color: var(--platform-border);
  background: var(--platform-surface-hover);
  color: var(--platform-text);
}

.platform-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.platform-brand {
  color: var(--platform-text);
  font-family: var(--platform-font-sans);
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}

.platform-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--platform-border);
  border-radius: var(--platform-radius-sm);
  padding: 4px 9px;
  background: var(--platform-surface-2);
  color: var(--platform-muted);
  font-size: 12px;
  font-weight: 800;
}

.platform-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: var(--platform-footer-min-height);
  margin-top: auto;
  padding: 14px var(--platform-shell-padding-x);
  border-top: 1px solid var(--platform-border);
  background: var(--platform-surface);
  color: var(--platform-muted);
  font-family: var(--platform-font-sans);
  font-size: 13px;
}

.platform-footer-brand {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

.platform-footer-brand strong {
  color: var(--platform-text);
  font-size: 13px;
  font-weight: 800;
}

.platform-footer-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 12px;
  min-width: 0;
}

.platform-footer a {
  color: var(--platform-muted);
  text-decoration: none;
}

.platform-footer a:hover {
  color: var(--platform-text);
}

.platform-focusable:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: var(--platform-focus);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 760px) {
  .platform-topbar {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 16px;
  }

  .platform-nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
  }

  .platform-actions {
    margin-left: auto;
  }

  .platform-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 16px;
  }

  .platform-footer-links {
    justify-content: flex-start;
  }
}
.platform-auth-provider-button {
  display: flex;
  width: 100%;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--platform-border, #d8dde3);
  border-radius: var(--platform-radius-sm, 6px);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 20px;
  text-decoration: none;
  transition: border-color 120ms ease, background-color 120ms ease;
}

.platform-auth-provider-button:hover {
  border-color: var(--platform-accent, #2f6fed);
}

.platform-auth-provider-google {
  background: #ffffff;
  color: #202124;
}

.platform-auth-provider-github {
  background: #24292f;
  border-color: #24292f;
  color: #ffffff;
}

.platform-auth-provider-icon {
  display: inline-flex;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
}

.platform-auth-provider-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}