@import "@platform-modules/ui-tokens/base.css";

/*
 * The 18 design-system color tokens (--mod-color-*) and the shape tokens
 * are emitted by themeToCss(MOD_CMS_PALETTE_SET) and injected in Base.astro
 * (engine-owned, scoped to [data-theme="mod-cms"][data-palette="default"]).
 * This file owns ONLY the app-specific blueprint-graph palette, keyed off
 * the engine's data-mode axis so it flips light/dark/system in lockstep.
 */

/* Light graph palette — default (no data-mode, or data-mode="light"). */
:root {
  --graph-bg: var(--mod-color-bg);
  --graph-ink: var(--mod-color-fg);
  --graph-ink-soft: var(--mod-color-fg-muted);
  --graph-ink-faint: var(--mod-color-fg-subtle);
  --graph-line: var(--mod-color-border-strong);
  --graph-zone0: #eef6f0;
  --graph-zone1: #eef2f8;
  --graph-zone2: #faf3e9;
  --graph-zone3: #f4eef8;
  --graph-zoneUI: #e6f4f7;
  --l0: #1f9d6b;
  --l1: #2f6fd0;
  --l2: #d08a2f;
  --l3: #8a47c0;
  --lUI: #2596ad;
  --bp-accent: #f472b6;
  --tpl-accent: #a78bfa;
  --plg-accent: #f0a050;
}

/* Dark graph palette — explicit dark mode. */
:root[data-mode="dark"] {
  --graph-bg: #14151a;
  --graph-ink: #eceae3;
  --graph-ink-soft: #b3b1a8;
  --graph-ink-faint: #7b7d87;
  --graph-line: #686b74;
  --graph-zone0: #13241d;
  --graph-zone1: #152033;
  --graph-zone2: #2b2317;
  --graph-zone3: #251a30;
  --graph-zoneUI: #13282d;
  --l0: #1f9d6b;
  --l1: #2f6fd0;
  --l2: #d08a2f;
  --l3: #8a47c0;
  --lUI: #2596ad;
  --bp-accent: #f472b6;
  --tpl-accent: #a78bfa;
  --plg-accent: #f0a050;
}

/* Dark graph palette — system dark when no explicit mode is set (no-JS, anti-FOUC). */
@media (prefers-color-scheme: dark) {
  :root:not([data-mode]) {
    --graph-bg: #14151a;
    --graph-ink: #eceae3;
    --graph-ink-soft: #b3b1a8;
    --graph-ink-faint: #7b7d87;
    --graph-line: #686b74;
    --graph-zone0: #13241d;
    --graph-zone1: #152033;
    --graph-zone2: #2b2317;
    --graph-zone3: #251a30;
    --graph-zoneUI: #13282d;
    --l0: #1f9d6b;
    --l1: #2f6fd0;
    --l2: #d08a2f;
    --l3: #8a47c0;
    --lUI: #2596ad;
    --bp-accent: #f472b6;
    --tpl-accent: #a78bfa;
    --plg-accent: #f0a050;
  }
}

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

html {
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--mod-color-bg);
  color: var(--mod-color-fg);
  font-family: ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;
  font-size: var(--mod-font-size-base);
  line-height: 1.55;
}

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

a:hover {
  text-decoration: underline;
}

h1,
h2,
h3 {
  font-weight: var(--mod-font-weight-bold);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 {
  font-size: var(--mod-font-size-3xl);
}

h2 {
  font-size: var(--mod-font-size-2xl);
}

h3 {
  font-size: var(--mod-font-size-xl);
}

p {
  margin: 0 0 1em;
  color: var(--mod-color-fg-muted);
  max-width: 65ch;
}

main {
  flex: 1;
  width: 100%;
  max-width: 72rem;
  margin: 0 auto;
  padding: 1.5rem clamp(1rem, 3vw, 2rem) 3rem;
}

.site-header {
  border-bottom: 1px solid var(--mod-color-border);
  background: var(--mod-color-surface-raised);
}

.site-header__inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.875rem clamp(1rem, 3vw, 2rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-title {
  font-weight: var(--mod-font-weight-bold);
  font-size: var(--mod-font-size-lg);
  color: var(--mod-color-fg);
  text-decoration: none;
}

.site-title:hover {
  text-decoration: none;
  color: var(--mod-color-accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--mod-color-fg-muted);
  font-size: var(--mod-font-size-sm);
}

.site-nav a:hover {
  color: var(--mod-color-fg);
}

.site-search {
  display: flex;
  align-items: stretch;
  flex: 1 1 12rem;
  min-width: 0;
  max-width: 20rem;
  gap: 0.25rem;
}

.site-search__input {
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--mod-color-border-strong);
  border-radius: 2px;
  background: var(--mod-color-bg);
  color: var(--mod-color-fg);
  font: inherit;
  font-size: var(--mod-font-size-sm);
}

.site-search__submit {
  flex: 0 0 auto;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--mod-color-border-strong);
  border-radius: 2px;
  background: var(--mod-color-surface-raised);
  color: var(--mod-color-fg);
  font: inherit;
  font-size: var(--mod-font-size-sm);
  cursor: pointer;
}

.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;
}

.search-form {
  margin: 1.5rem 0 2rem;
  max-width: 40rem;
}

.search-form__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--mod-font-size-sm);
  color: var(--mod-color-fg-muted);
}

.search-form__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: stretch;
}

.search-form__input {
  flex: 1 1 12rem;
  min-width: 0;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--mod-color-border-strong);
  border-radius: 2px;
  background: var(--mod-color-bg);
  color: var(--mod-color-fg);
  font: inherit;
}

.search-form__submit {
  padding: 0.5rem 1rem;
  border: 1px solid var(--mod-color-border-strong);
  border-radius: 2px;
  background: var(--mod-color-accent);
  color: var(--mod-color-accent-fg, var(--mod-color-bg));
  font: inherit;
  cursor: pointer;
}

.search-results {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 48rem;
}

.search-result__title {
  font-weight: var(--mod-font-weight-bold);
  font-size: var(--mod-font-size-lg);
}

.search-result__snippet {
  margin: 0.35rem 0 0;
  color: var(--mod-color-fg-muted);
  font-size: var(--mod-font-size-sm);
}

.search-empty {
  color: var(--mod-color-fg-muted);
}

.search-pagination {
  margin-top: 2rem;
}

.theme-toggle {
  border: 1px solid var(--mod-color-border-strong);
  background: var(--mod-color-surface);
  color: var(--mod-color-fg);
  border-radius: var(--mod-radius-full);
  padding: 0.35rem 0.75rem;
  font-size: var(--mod-font-size-sm);
  cursor: pointer;
}

.theme-toggle:hover {
  border-color: var(--mod-color-accent);
}

.site-footer {
  border-top: 1px solid var(--mod-color-border);
  padding: 1.5rem clamp(1rem, 3vw, 2rem);
  color: var(--mod-color-fg-subtle);
  font-size: var(--mod-font-size-sm);
  text-align: center;
}

.hero {
  margin-bottom: 2.5rem;
}

.hero__eyebrow {
  font-size: var(--mod-font-size-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mod-color-fg-subtle);
  margin-bottom: 0.5rem;
}

.section {
  margin-top: 2.5rem;
}

.section__lead {
  margin-bottom: 1.25rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 1rem;
}

.card {
  display: block;
  padding: 1rem 1.125rem;
  border: 1px solid var(--mod-color-border);
  border-radius: var(--mod-radius-lg);
  background: var(--mod-color-surface-raised);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  text-decoration: none;
  border-color: var(--mod-color-accent);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.card__name {
  font-weight: var(--mod-font-weight-semibold);
  color: var(--mod-color-fg);
  margin-bottom: 0.25rem;
}

.card__tagline {
  font-size: var(--mod-font-size-sm);
  color: var(--mod-color-fg-muted);
  margin: 0;
}

.card__layer {
  display: inline-block;
  margin-top: 0.625rem;
  font-size: var(--mod-font-size-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mod-color-fg-subtle);
}

.cap-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.cap-list li {
  padding: 0.625rem 0;
  border-bottom: 1px dashed var(--mod-color-border);
}

.cap-list li:last-child {
  border-bottom: 0;
}

.cap-list strong {
  display: block;
  color: var(--mod-color-fg);
  font-weight: var(--mod-font-weight-semibold);
}

.cap-list span {
  font-size: var(--mod-font-size-sm);
  color: var(--mod-color-fg-muted);
}

.graph-wrap {
  margin: 1.5rem 0;
  border: 1px solid var(--mod-color-border);
  border-radius: var(--mod-radius-lg);
  background: var(--graph-bg);
  overflow-x: auto;
}

.graph-wrap svg {
  display: block;
  min-width: 100%;
}

.mono {
  font-family: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  font-size: var(--mod-font-size-sm);
  color: var(--mod-color-fg-subtle);
}

.page-meta {
  margin-bottom: 1rem;
}

.link-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.link-row a {
  font-size: var(--mod-font-size-sm);
}

.post-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.post-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--mod-color-border);
}

.post-list li:last-child {
  border-bottom: 0;
}