:root {
  color-scheme: light dark;
  --font-sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Ubuntu, sans-serif;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-soft: 0 14px 40px rgba(15, 23, 42, 0.12);
  --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.08);
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-fallback, #0b1024);
}

body.app-shell {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: 0.01em;
  background: var(--bg-app, var(--bg-fallback, #0b1024));
  color: var(--text-primary);
  padding-top: var(--header-h);
}

body.app-shell > main {
  flex: 1;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.container.narrow {
  width: min(460px, calc(100% - 40px));
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stack-lg {
  gap: 1.75rem;
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.cluster.wrap {
  flex-wrap: wrap;
}

.spread {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.grow {
  flex: 1;
}

.center-auth {
  padding-block: 3rem;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  padding-inline: clamp(16px, 4vw, 28px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  z-index: 40;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-brand {
  justify-self: start;
  flex-shrink: 0;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  text-decoration: none;
}

.brand-link:hover {
  text-decoration: none;
  opacity: 0.9;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow-card);
}

.header-nav {
  justify-self: center;
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-link {
  padding: 0.42rem 0.9rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-muted);
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
  background: var(--surface-muted);
  color: var(--text-primary);
  text-decoration: none;
}

.nav-link.is-active {
  background: color-mix(in srgb, var(--accent) 28%, transparent);
  color: var(--text-primary);
}

.header-tools {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.hdr-dropdown {
  position: relative;
}

.hdr-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: var(--surface-muted);
  color: var(--text-primary);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.hdr-trigger:hover,
.hdr-dropdown.is-open .hdr-trigger {
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
}

.hdr-trigger-icon {
  font-size: 1rem;
  line-height: 1;
}

.hdr-trigger-user .user-avatar {
  width: 1.65rem;
  height: 1.65rem;
  border-radius: 999px;
  display: inline-grid;
  place-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
}

.hdr-panel {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  min-width: 220px;
  padding: 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--on-surface, var(--text-primary));
  box-shadow: var(--shadow-soft);
  z-index: 50;
}

.hdr-panel-theme {
  min-width: 300px;
  max-width: min(92vw, 340px);
  max-height: min(85vh, 560px);
  overflow-y: auto;
}

.theme-picker-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.4rem 0.2rem;
}

.theme-picker-grid-surface {
  grid-template-columns: repeat(5, 1fr);
}

.theme-picker-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.theme-picker-label {
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.15;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.theme-chip {
  width: 100%;
  aspect-ratio: 1.15;
  padding: 0;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(127, 127, 127, 0.22);
}

.theme-chip-surface {
  aspect-ratio: 1;
}

.theme-chip.is-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.theme-chip:hover {
  transform: scale(1.04);
}

.surface-alpha-row {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.25rem 0.5rem;
  align-items: center;
  margin-top: 0.65rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--border-subtle);
}

.surface-alpha-label {
  grid-column: 1 / -1;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
}

.surface-alpha-slider {
  width: 100%;
  accent-color: var(--accent);
}

.surface-alpha-val {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  min-width: 2.5rem;
  text-align: right;
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
}

.preset-chip {
  width: 100%;
  aspect-ratio: 1.35;
  padding: 0;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(127, 127, 127, 0.25);
}

.preset-chip-flat {
  aspect-ratio: 1;
}

.preset-chip.is-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.preset-chip:hover {
  transform: scale(1.03);
}

.hdr-panel-title {
  margin: 0 0 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hdr-panel-title + .hdr-panel-title {
  margin-top: 0.85rem;
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
}

.mode-btn {
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--surface-muted);
  color: var(--text-primary);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

.mode-btn.is-active {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  background: color-mix(in srgb, var(--accent) 22%, transparent);
}

.accent-row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.accent-input {
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
}

.accent-preview {
  flex: 1;
  height: 2rem;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
}

.accent-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.55rem;
}

.accent-swatches-grad {
  margin-top: 0;
  margin-bottom: 0.55rem;
}

.accent-swatch-grad {
  width: 1.65rem;
  height: 1.65rem;
  border-radius: var(--radius-sm);
}

.accent-swatch {
  width: 1.35rem;
  height: 1.35rem;
  padding: 0;
  border: 2px solid var(--surface);
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 0 0 1px var(--border-subtle);
}

.user-menu-head {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-bottom: 0.65rem;
  margin-bottom: 0.45rem;
  border-bottom: 1px solid var(--border-subtle);
}

.user-menu-links {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.user-menu-link {
  display: block;
  padding: 0.45rem 0.55rem;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.user-menu-link:hover {
  background: var(--surface-muted);
  text-decoration: none;
}

.user-menu-logout {
  margin: 0;
}

.user-menu-link-btn {
  width: 100%;
  border: none;
  background: transparent;
  text-align: left;
  font: inherit;
  cursor: pointer;
  color: var(--danger);
}

.account-dl {
  display: grid;
  gap: 0.75rem;
  margin: 0;
}

.account-dl > div {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 0.75rem;
}

.account-dl dt {
  margin: 0;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.account-dl dd {
  margin: 0;
}

@media (max-width: 720px) {
  .hdr-trigger-label {
    display: none;
  }

  .site-header {
    grid-template-columns: auto 1fr auto;
  }
}

.inline-form {
  display: inline;
}

.page-head {
  padding-block: 0.25rem 0.5rem;
}

.page-title {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  letter-spacing: -0.02em;
}

.page-lead {
  margin: 0.35rem 0 0;
}

.section-title {
  margin: 0;
  font-size: 1.05rem;
}

.surface {
  background: var(--surface);
  color: var(--on-surface, var(--text-primary));
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

.surface .text-muted,
.surface-muted .text-muted {
  color: var(--on-surface-muted, var(--text-muted));
}

.surface-muted {
  background: var(--surface-muted);
  color: var(--on-surface, var(--text-primary));
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-strong);
}

.pad-lg {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.shadow-soft {
  box-shadow: var(--shadow-soft);
}

.text-muted {
  color: var(--text-muted);
}

.text-sm {
  font-size: 0.88rem;
}

.text-center {
  text-align: center;
}

.prose {
  font-size: 1.05rem;
}

.prose-inner :where(h1, h2, h3) {
  margin-top: 1.25em;
}

.editor-shell {
  min-height: 380px;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
  background: color-mix(in srgb, var(--surface) 94%, var(--accent));
}

.toolbar {
  justify-content: flex-start;
}

.badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 26%, transparent);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field.inline {
  flex-direction: row;
  align-items: center;
}

.field-label {
  font-weight: 600;
  font-size: 0.88rem;
}

.input {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  padding: 0.65rem 0.85rem;
  font: inherit;
  background: var(--surface-muted);
  color: var(--on-surface, var(--text-primary));
}

.input:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 65%, transparent);
  outline-offset: 2px;
}

.textarea {
  resize: vertical;
  min-height: 220px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92rem;
}

.btn {
  border: none;
  cursor: pointer;
  border-radius: 999px;
  padding: 0.55rem 1.15rem;
  font: inherit;
  font-weight: 600;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  box-shadow: 0 10px 26px color-mix(in srgb, var(--accent) 42%, transparent);
}

.btn-secondary {
  background: var(--surface-muted);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid transparent;
}

.btn-ghost:hover {
  background: var(--surface-muted);
}

.btn-sm {
  padding: 0.38rem 0.85rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn-danger {
  background: color-mix(in srgb, var(--danger) 92%, #fff);
  color: #fff;
}

.alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  margin: 0;
}

.alert-error {
  background: color-mix(in srgb, var(--danger) 22%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--danger) 42%, transparent);
}

.alert-success {
  background: color-mix(in srgb, var(--success) 22%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--success) 42%, transparent);
}

.grid-2 {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 880px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.table-wrap {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.table th,
.table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
  text-align: left;
}

.table th {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.row-muted {
  opacity: 0.65;
}

.text-right {
  text-align: right;
}

.dashboard-board {
  position: relative;
  min-height: 720px;
  padding: 1rem;
  overflow: hidden;
}

.dash-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  min-width: 200px;
  min-height: 140px;
  resize: none;
}

.dash-card.is-dragging {
  opacity: 0.92;
  z-index: 20;
  box-shadow: var(--shadow-soft);
}

.dash-card-toolbar {
  flex-shrink: 0;
  height: 28px;
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  background: var(--surface-muted);
  border-bottom: 1px solid var(--border-subtle);
  cursor: grab;
  user-select: none;
}

.dash-card-toolbar:active {
  cursor: grabbing;
}

.dash-grip {
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: var(--text-muted);
  line-height: 1;
}

.dash-card-body {
  flex: 1;
  padding: 0.75rem 1rem 1rem;
  overflow: auto;
  min-height: 0;
}

body.dash-interacting {
  user-select: none;
}

.dash-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.dash-metric {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.dash-sub {
  margin: 0.25rem 0 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.dash-meta {
  margin: 0.2rem 0 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.dash-meta--stale,
.dash-meta--warn {
  color: #f59e0b;
}

.dash-meta--gap {
  color: color-mix(in srgb, var(--accent) 75%, var(--on-surface));
}

.dash-placeholder {
  margin: 0;
  color: var(--text-muted);
}

.dash-card .resize-handle {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 24px;
  height: 24px;
  cursor: nwse-resize;
  z-index: 5;
  background: linear-gradient(135deg, transparent 50%, color-mix(in srgb, var(--accent) 55%, transparent) 50%);
  border-bottom-right-radius: var(--radius-lg);
}

.site-footer {
  margin-top: auto;
  padding: 1.75rem 0 2.25rem;
  border-top: 1px solid var(--border-subtle);
  background: color-mix(in srgb, var(--surface) 55%, transparent);
}

.site-footer-inner {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  text-align: center;
}

.site-footer-copy {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.site-footer-trademark {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  opacity: 0.85;
}

.site-footer-nav {
  margin-top: 0.35rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.site-footer-nav a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
}

.site-footer-nav a:hover {
  color: var(--link);
  text-decoration: underline;
}