:root {
  --bg: #faf8f2;
  --surface: rgba(255, 253, 249, 0.92);
  --surface-strong: #fffefd;
  --line: rgba(39, 35, 29, 0.12);
  --line-strong: rgba(39, 35, 29, 0.22);
  --line-purple: rgba(108, 76, 163, 0.38);
  --line-purple-strong: rgba(108, 76, 163, 0.62);
  --purple-soft: rgba(108, 76, 163, 0.08);
  --text: #211c17;
  --muted: #70665b;
  --faint: #9b8f82;
  --accent: #0e5f57;
  --accent-soft: rgba(14, 95, 87, 0.12);
  --journal: #88571f;
  --journal-soft: rgba(136, 87, 31, 0.12);
  --shadow: 0 18px 60px rgba(41, 33, 23, 0.08);
  --space-section: 1.35rem;
  --space-panel: 1.25rem;
}

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

html {
  color: var(--text);
  background:
    radial-gradient(circle at 18% 14%, rgba(255, 255, 255, 0.96), transparent 0 22%),
    radial-gradient(circle at 82% 12%, rgba(181, 151, 214, 0.04), transparent 0 18%),
    radial-gradient(circle at 14% 72%, rgba(163, 122, 82, 0.035), transparent 0 20%),
    radial-gradient(circle at 86% 78%, rgba(255, 255, 255, 0.82), transparent 0 24%),
    linear-gradient(180deg, #fffdf8 0%, #fcfaf5 40%, #f8f4ec 100%);
  background-attachment: fixed;
}

html::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.22;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='0.12'/%3E%3C/svg%3E"),
    radial-gradient(circle at 20% 30%, rgba(145, 116, 78, 0.05) 0 1px, transparent 1px 100%),
    radial-gradient(circle at 72% 68%, rgba(125, 98, 63, 0.03) 0 1px, transparent 1px 100%);
  background-size: 220px 220px, 140px 140px, 180px 180px;
  mix-blend-mode: multiply;
}

html::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.7), transparent 42%),
    radial-gradient(circle at bottom left, rgba(122, 89, 63, 0.035), transparent 34%),
    radial-gradient(circle at bottom right, rgba(99, 72, 145, 0.025), transparent 28%);
}

body {
  margin: 0;
  font-family: "Open Sans", "Segoe UI", sans-serif;
  color: var(--text);
  background: transparent;
  position: relative;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
}

.workspace-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 18rem minmax(0, 1fr);
}

.workspace-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 2rem 1.25rem;
  border-right: 1px solid var(--line-purple-strong);
  background: rgba(252, 249, 243, 0.82);
  backdrop-filter: blur(14px);
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.45);
}

.sidebar-brand {
  margin-bottom: 2rem;
}

.brand-link {
  display: inline-block;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-copy {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.sidebar-nav,
.sidebar-topic-list {
  display: grid;
  gap: 0.35rem;
}

.sidebar-section {
  margin-top: 2rem;
}

.sidebar-label {
  margin: 0 0 0.75rem;
  color: var(--faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-family: "Courier New", monospace;
}

.sidebar-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.72rem 0.85rem;
  border: 1px solid transparent;
  border-radius: 0.85rem;
  color: var(--muted);
  transition: border-color 140ms ease, background-color 140ms ease, color 140ms ease, transform 140ms ease;
}

.sidebar-link:hover,
.sidebar-link.is-active {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.64);
  transform: translateX(2px);
}

.sidebar-count {
  color: var(--faint);
  font-size: 0.8rem;
}

.workspace-main {
  min-width: 0;
}

.mobile-bar {
  display: none;
}

.workspace-content {
  max-width: 72rem;
  margin: 0 auto;
  padding: 2.4rem 1.5rem 4rem;
}

.workspace-content > * + * {
  margin-top: var(--space-section);
}

.hero-panel,
.panel,
.document {
  border: 1px solid var(--line-purple);
  background: var(--surface);
  box-shadow: var(--shadow);
  border-radius: 1.5rem;
}

.hero-panel {
  padding: 2rem;
  margin-bottom: 1.25rem;
}

.hero-kicker {
  margin: 0 0 0.7rem;
  color: var(--accent);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-family: "Courier New", monospace;
}

.hero-panel h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
  font-weight: 700;
}

.hero-panel p {
  max-width: 38rem;
  margin: 1rem 0 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 1.02rem;
}

.search-panel {
  display: grid;
  gap: var(--space-panel);
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 14rem;
  gap: var(--space-panel);
}

.search-input,
.search-select {
  width: 100%;
  border: 1px solid var(--line-purple);
  border-radius: 1rem;
  background: var(--surface-strong);
  color: var(--text);
  padding: 0.95rem 1rem;
  font: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.search-results {
  display: none;
  gap: var(--space-panel);
}

.search-results.is-visible {
  display: grid;
}

.panel-grid {
  display: grid;
  gap: var(--space-section);
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.panel {
  padding: 1.3rem;
}

.panel-wide {
  grid-column: span 7;
}

.panel-narrow {
  grid-column: span 5;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-title {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.panel-link {
  color: var(--accent);
  font-size: 0.92rem;
}

.note-list {
  display: grid;
  gap: 0.95rem;
}

.note-card {
  display: grid;
  gap: 0.85rem;
  padding: 1rem 1.05rem;
  border-radius: 1.1rem;
  border: 1px solid var(--line-purple);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.58));
  transition: transform 140ms ease, border-color 140ms ease, background-color 140ms ease;
}

.note-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-purple-strong);
  background: rgba(255, 255, 255, 0.88);
}

.note-card-header,
.note-card-meta,
.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.note-kind,
.meta-pill,
.pin-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  font-size: 0.76rem;
  background: var(--purple-soft);
  color: #5f4396;
  font-family: "Courier New", monospace;
}

.pin-badge {
  background: rgba(33, 28, 23, 0.08);
  color: var(--text);
}

.note-card h3 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.note-card p,
.note-card-meta {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.document {
  padding: 2.5rem;
}

.document-header {
  padding-bottom: 1.4rem;
  margin-bottom: 1.6rem;
  border-bottom: 1px solid var(--line-purple);
}

.document-eyebrow {
  margin: 0 0 0.9rem;
  color: var(--accent);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-family: "Courier New", monospace;
}

.document-header h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
  font-weight: 700;
}

.document-summary {
  max-width: 42rem;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.document-body {
  max-width: 46rem;
  font-size: 1.02rem;
  line-height: 1.8;
}

.document-body h1,
.document-body h2,
.document-body h3 {
  margin: 2rem 0 0.9rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.document-body p,
.document-body ul,
.document-body ol,
.document-body blockquote {
  margin: 0 0 1rem;
}

.document-body ul,
.document-body ol {
  padding-left: 1.25rem;
}

.document-body code {
  font-family: "Courier New", monospace;
  background: rgba(33, 28, 23, 0.06);
  padding: 0.1rem 0.3rem;
  border-radius: 0.35rem;
}

.legacy-frame-shell {
  border: 1px solid var(--line-purple);
  border-radius: 1.1rem;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.6);
}

.legacy-frame-toolbar {
  display: flex;
  justify-content: flex-end;
  padding: 0.8rem;
  border-bottom: 1px solid var(--line-purple);
  background: rgba(255, 255, 255, 0.75);
}

.legacy-frame-button {
  border: 1px solid var(--line-purple);
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--text);
  padding: 0.55rem 0.9rem;
  font: inherit;
  cursor: pointer;
  transition: border-color 140ms ease, transform 140ms ease, background-color 140ms ease;
}

.legacy-frame-button:hover {
  transform: translateY(-1px);
  border-color: var(--line-purple-strong);
  background: #fff;
}

.legacy-frame {
  display: block;
  width: 100%;
  min-height: 78vh;
  border: 0;
  background: #fff;
}

.journal-theme .document-eyebrow,
.journal-theme .meta-pill,
.journal-theme .note-kind {
  color: var(--journal);
  background: var(--journal-soft);
}

@media (max-width: 1024px) {
  .workspace-shell {
    grid-template-columns: 1fr;
  }

  .workspace-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(20rem, 88vw);
    transform: translateX(-100%);
    transition: transform 180ms ease;
    z-index: 40;
  }

  .workspace-sidebar.is-open {
    transform: translateX(0);
  }

  .mobile-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.15rem 0;
  }

  .nav-toggle,
  .mobile-title {
    border: 1px solid var(--line-purple);
    background: rgba(255, 255, 255, 0.7);
    border-radius: 999px;
    padding: 0.6rem 0.9rem;
    font: inherit;
  }

  .panel-wide,
  .panel-narrow {
    grid-column: span 12;
  }
}

@media (max-width: 720px) {
  .workspace-content {
    padding: 1.2rem 1rem 3rem;
  }

  .hero-panel,
  .panel,
  .document {
    padding: 1.3rem;
    border-radius: 1.15rem;
  }

  .search-row {
    grid-template-columns: 1fr;
  }
}