:root {
  color-scheme: light dark;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--konio-color-surface-window, #f6f7f8);
  color: var(--konio-color-text-primary, #1a1a1a);
}

a { color: var(--konio-color-accent-primary, #00A7A0); }
a:hover { color: var(--konio-color-accent-hover, #008f89); }

.shell { min-height: 100vh; display: flex; flex-direction: column; }
.shell-header {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  padding: 0.75rem 1.25rem;
  background: var(--konio-shell-header-bg, var(--konio-color-surface-panel, #fff));
  border-bottom: 1px solid var(--konio-color-border-subtle, #ddd);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; text-decoration: none; color: inherit; letter-spacing: 0.02em; }
.shell-nav { display: flex; gap: 0.85rem; flex: 1; flex-wrap: wrap; }
.shell-nav a { text-decoration: none; color: var(--konio-color-text-secondary, #444); }
.shell-nav a:hover { color: var(--konio-color-accent-primary, #00A7A0); }
.shell-actions { display: flex; align-items: center; gap: 0.75rem; }
.user-email { font-size: 0.85rem; color: var(--konio-color-text-muted, #666); }
.shell-main { flex: 1; padding: 1.25rem 1.5rem 3rem; max-width: 1200px; width: 100%; margin: 0 auto; box-sizing: border-box; }

.hero { max-width: 40rem; padding: 2rem 0; }
.hero.narrow { max-width: 28rem; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; color: var(--konio-color-text-muted, #666); }
.hero h1 { font-size: 2.75rem; margin: 0.25rem 0 0.75rem; }
.lede { font-size: 1.1rem; line-height: 1.55; }
.muted { color: var(--konio-color-text-muted, #666); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.55rem 1rem; border-radius: 6px; border: none; cursor: pointer;
  background: var(--konio-color-accent-primary, #00A7A0);
  color: var(--konio-color-text-onAccent, #fff);
  text-decoration: none; font-weight: 600;
}
.btn:hover { background: var(--konio-color-accent-hover, #008f89); color: var(--konio-color-text-onAccent, #fff); }
.btn-ghost {
  background: transparent;
  color: var(--konio-color-text-primary, #1a1a1a);
  border: 1px solid var(--konio-color-border-default, #ccc);
}
.btn-ghost:hover { background: var(--konio-color-surface-hover, #eee); color: inherit; }
.btn-danger { background: var(--konio-color-status-danger, #c0392b); }
.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.8rem; }

.page-header { margin-bottom: 1rem; }
.page-header.row { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; flex-wrap: wrap; }
.page-header h1 { margin: 0 0 0.25rem; }

.filters {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem; margin-bottom: 1rem;
}
.filters input, .filters select, .form-grid input, .form-grid select, .form-grid textarea, .theme-picker select, .tree-filter {
  width: 100%; box-sizing: border-box;
  padding: 0.5rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--konio-color-border-default, #ccc);
  background: var(--konio-color-surface-control, #fff);
  color: inherit;
}

.table-wrap { overflow: auto; border: 1px solid var(--konio-color-border-subtle, #ddd); border-radius: 8px; }
table.data { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
table.data th, table.data td {
  text-align: left; vertical-align: top;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--konio-color-border-subtle, #eee);
}
table.data th { background: var(--konio-color-surface-panel, #f3f3f3); position: sticky; top: 0; }
table.data code { font-size: 0.8rem; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0.85rem; }
.cap-card {
  display: block; text-decoration: none; color: inherit;
  padding: 1rem; border-radius: 8px;
  background: var(--konio-color-surface-card, #fff);
  border: 1px solid var(--konio-color-border-subtle, #ddd);
}
.cap-card:hover { border-color: var(--konio-color-accent-primary, #00A7A0); }
.cap-card h2 { font-size: 1.05rem; margin: 0.35rem 0; }
.cap-card p { margin: 0; font-size: 0.9rem; color: var(--konio-color-text-secondary, #444); }
.cap-meta { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.75rem; font-size: 0.75rem; color: var(--konio-color-text-muted, #666); }

.pill {
  display: inline-block; padding: 0.1rem 0.45rem; border-radius: 999px; font-size: 0.7rem;
  background: var(--konio-color-surface-selected, #e8f7f6); color: inherit;
}
.pill.warn { background: var(--konio-color-status-warning, #f0c36d); color: #222; }

.editor-panel {
  margin-bottom: 1.25rem; padding: 1rem;
  border: 1px solid var(--konio-color-border-default, #ccc);
  border-radius: 8px;
  background: var(--konio-color-surface-panel, #fff);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.form-grid label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; }
.form-grid .span-2 { grid-column: 1 / -1; }
.error { color: var(--konio-color-status-danger, #c0392b); }

.markdown-body { line-height: 1.55; }
.markdown-body h1, .markdown-body h2, .markdown-body h3 { margin-top: 1.4em; }
.markdown-body table { border-collapse: collapse; width: 100%; overflow: auto; display: block; }
.markdown-body th, .markdown-body td { border: 1px solid var(--konio-color-border-subtle, #ddd); padding: 0.35rem 0.5rem; }
.markdown-body code { font-size: 0.9em; }

.docs-page { display: grid; grid-template-columns: minmax(220px, 280px) 1fr; gap: 1rem; max-width: none; }
.docs-tree {
  border: 1px solid var(--konio-color-border-subtle, #ddd);
  border-radius: 8px; padding: 0.75rem;
  background: var(--konio-color-surface-panel, #fff);
  max-height: calc(100vh - 7rem); overflow: auto; position: sticky; top: 4.5rem;
}
.docs-tree ul { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.docs-tree li { margin: 0.2rem 0; }
.docs-tree a { text-decoration: none; font-size: 0.8rem; color: var(--konio-color-text-secondary, #444); word-break: break-all; }
.docs-tree a.active { color: var(--konio-color-accent-primary, #00A7A0); font-weight: 600; }
.docs-content { min-width: 0; }

.roadmap-list { display: flex; flex-direction: column; gap: 0.75rem; }
.roadmap-card {
  border: 1px solid var(--konio-color-border-subtle, #ddd);
  border-radius: 8px;
  background: var(--konio-color-surface-card, #fff);
  padding: 0.75rem 1rem;
}
.roadmap-card-head { display: flex; gap: 0.75rem; align-items: flex-start; }
.roadmap-card-main { flex: 1; min-width: 0; }
.roadmap-card-meta { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; margin-bottom: 0.35rem; }
.roadmap-card-title { margin: 0; font-size: 1.05rem; font-weight: 600; }
.roadmap-card-actions { display: flex; gap: 0.35rem; flex-shrink: 0; }
.roadmap-card-detail {
  margin-top: 0.85rem; padding-top: 0.85rem;
  border-top: 1px solid var(--konio-color-border-subtle, #eee);
}
.roadmap-card-detail h3 { margin: 0.75rem 0 0.25rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--konio-color-text-muted, #666); }
.roadmap-card-detail h3:first-child { margin-top: 0; }
.roadmap-card-detail p { margin: 0; line-height: 1.5; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

@media (max-width: 800px) {
  .docs-page { grid-template-columns: 1fr; }
  .docs-tree { position: static; max-height: 240px; }
  .form-grid { grid-template-columns: 1fr; }
}