/*
 * Crawleye Ghost theme — screen.css
 *
 * Mirrors the Crawleye marketing design system from
 * crawleye_frontend/app/tailwind.config.cjs (`marketing.*`) and
 * crawleye_frontend/app/src/client/Main.css (Satoshi + JetBrains Mono).
 * Keep token values in sync with tailwind.config.cjs.
 */

/* ---------- Fonts ----------
 * Satoshi and JetBrains Mono are loaded from the main marketing site so we
 * reuse the same binaries (and stay clear of redistribution licensing).
 * If you self-host fonts inside the theme, replace these URLs with
 * {{asset "fonts/..."}} and drop the files in assets/fonts/.
 */
@font-face {
  font-family: 'Satoshi';
  src: url('https://crawleye.com/fonts/Satoshi-Variable.woff2') format('woff2');
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('https://crawleye.com/fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  /* Marketing palette (tailwind.config.cjs `marketing.*`) */
  --c-bg: #FFFFFF;
  --c-surface: #F8F8F8;
  --c-surface-2: #F0F0F0;
  --c-fg: #000000;
  --c-muted: #666666;
  --c-border: #E5E5E5;
  --c-accent: #000000;
  --c-accent-hover: #333333;

  /* Functional / status (tailwind `meta-*`, success/danger/warning) */
  --c-success: #22C55E;
  --c-danger: #EF4444;
  --c-warning: #F59E0B;

  /* Type */
  --font-sans: 'Satoshi', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Headings (mapped from tailwind `title-*`) */
  --fs-title-xxl: 44px;
  --fs-title-xl: 36px;
  --fs-title-lg: 28px;
  --fs-title-md: 24px;
  --fs-title-sm: 20px;

  /* Layout */
  --container-max: 80rem;     /* matches max-w-7xl */
  --container-narrow: 44rem;  /* prose width */
  --container-pad: 1.5rem;    /* px-6 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Motion */
  --t-fast: 120ms ease;
  --t-base: 180ms ease;

  /* Tracking helpers */
  --tracking-eyebrow: 0.15em;
  --tracking-tight: -0.01em;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--c-fg);
  text-decoration: none;
  transition: color var(--t-base);
}

a:hover {
  color: var(--c-accent-hover);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

p,
ul,
ol {
  margin: 0 0 1.25rem;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-sans);
  letter-spacing: var(--tracking-tight);
  line-height: 1.15;
  margin: 0 0 0.75rem;
  color: var(--c-fg);
  font-weight: 600;
}

h1 { font-size: var(--fs-title-xxl); }
h2 { font-size: var(--fs-title-xl); }
h3 { font-size: var(--fs-title-lg); }
h4 { font-size: var(--fs-title-md); }
h5 { font-size: var(--fs-title-sm); }
h6 { font-size: 1rem; text-transform: uppercase; letter-spacing: var(--tracking-eyebrow); }

code,
pre,
kbd,
samp {
  font-family: var(--font-mono);
  font-size: 0.92em;
  font-variant-numeric: tabular-nums;
}

pre {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  overflow-x: auto;
  line-height: 1.55;
}

code {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.35em;
}

pre code {
  background: transparent;
  border: 0;
  padding: 0;
}

hr {
  border: 0;
  border-top: 1px solid var(--c-border);
  margin: 2rem 0;
}

blockquote {
  margin: 1.5rem 0;
  padding: 0.5rem 1.25rem;
  border-left: 3px solid var(--c-fg);
  color: var(--c-muted);
  font-size: 1.05em;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

table th,
table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--c-border);
  text-align: left;
}

table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-muted);
}

::selection {
  background: var(--c-fg);
  color: var(--c-bg);
}

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

.skip-link {
  position: absolute;
  top: -40px;
  left: 1rem;
  background: var(--c-fg);
  color: var(--c-bg);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  z-index: 100;
}

.skip-link:focus {
  top: 0.75rem;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.container--wide {
  max-width: 71.25rem; /* 1140px */
}

@media (min-width: 1024px) {
  :root { --container-pad: 2rem; }
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-muted);
  margin: 0 0 0.75rem;
}

.eyebrow a { color: inherit; }
.eyebrow a:hover { color: var(--c-fg); }

.eyebrow--sm { font-size: 0.7rem; margin-bottom: 0.5rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-fg);
  background: var(--c-bg);
  color: var(--c-fg);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base);
}

.btn:hover {
  background: var(--c-fg);
  color: var(--c-bg);
}

.btn--primary {
  background: var(--c-fg);
  color: var(--c-bg);
}

.btn--primary:hover {
  background: var(--c-accent-hover);
  border-color: var(--c-accent-hover);
  color: var(--c-bg);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(8px);
  -webkit-backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--c-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 64px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--c-fg);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
}

.site-brand__logo {
  width: 28px;
  height: 28px;
}

.site-brand__name {
  font-size: 1.05rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav__list a {
  color: var(--c-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

.site-nav__list a:hover {
  color: var(--c-fg);
}

.site-nav__cta {
  margin-left: 0.5rem;
  padding: 0.55rem 0.95rem;
  font-size: 0.85rem;
}

.site-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.55rem;
  cursor: pointer;
}

.site-nav-toggle__bar {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--c-fg);
  margin: 4px 0;
}

@media (max-width: 768px) {
  .site-nav-toggle { display: inline-flex; flex-direction: column; }
  .site-nav {
    position: absolute;
    inset: 64px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--c-bg);
    border-bottom: 1px solid var(--c-border);
    padding: 1rem var(--container-pad) 1.25rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--t-base), opacity var(--t-base);
  }
  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
  }
  .site-nav__cta { align-self: flex-start; margin: 0; }
}

/* ---------- Hero / page header ---------- */
.page-hero {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--c-border);
}

.page-title {
  font-size: clamp(2.25rem, 5vw, var(--fs-title-xxl));
  margin-bottom: 1rem;
}

.page-lede {
  color: var(--c-muted);
  font-size: 1.125rem;
  max-width: 60ch;
  margin: 0;
}

/* ---------- Post feed ---------- */
.site-main {
  min-height: 60vh;
}

.post-feed {
  padding: 3rem 0 5rem;
}

.post-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2.5rem 2rem;
}

.post-card {
  margin: 0;
}

.post-card__link {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  color: inherit;
}

.post-card__link:hover .post-card__title {
  color: var(--c-accent-hover);
}

.post-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
}

.post-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.post-card__link:hover .post-card__media img {
  transform: scale(1.02);
}

.post-card__placeholder {
  width: 100%;
  height: 100%;
  background:
    linear-gradient(135deg, var(--c-surface), var(--c-surface-2));
}

.post-card__body { display: flex; flex-direction: column; gap: 0.5rem; }

.post-card__title {
  font-size: 1.25rem;
  margin: 0;
  transition: color var(--t-base);
}

.post-card__excerpt {
  color: var(--c-muted);
  font-size: 0.95rem;
  margin: 0;
}

.post-card__meta {
  margin: 0.25rem 0 0;
  color: var(--c-muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.empty-state {
  color: var(--c-muted);
  text-align: center;
  padding: 3rem 0;
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 3rem;
  margin-top: 3rem;
  border-top: 1px solid var(--c-border);
  font-size: 0.875rem;
}

.pagination__link {
  color: var(--c-muted);
  font-weight: 500;
}

.pagination__link:hover { color: var(--c-fg); }

.pagination__link--disabled {
  color: var(--c-border);
  pointer-events: none;
}

.pagination__page {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
}

/* ---------- Post header / body ---------- */
.post-header {
  padding: 5rem 0 2rem;
}

.post-title {
  font-size: clamp(2rem, 4.5vw, var(--fs-title-xxl));
  margin-bottom: 1rem;
}

.post-lede {
  color: var(--c-muted);
  font-size: 1.15rem;
  margin: 0 0 1.5rem;
}

.post-meta {
  font-family: var(--font-mono);
  color: var(--c-muted);
  font-size: 0.825rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.post-meta__author { color: var(--c-fg); }
.post-meta__sep { opacity: 0.5; }

.post-feature {
  margin: 0 0 2.5rem;
}

.post-feature img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
}

.post-feature figcaption {
  text-align: center;
  color: var(--c-muted);
  font-size: 0.85rem;
  margin-top: 0.75rem;
}

.post-body { padding: 0 0 4rem; }

/* ---------- Prose / Koenig ---------- */
.prose {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--c-fg);
}

.prose > * + * { margin-top: 1.25rem; }

.prose h2 {
  font-size: var(--fs-title-lg);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.prose h3 {
  font-size: var(--fs-title-md);
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.prose a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: var(--c-border);
}

.prose a:hover {
  text-decoration-color: var(--c-fg);
}

.prose figure { margin: 2rem 0; }
.prose figure figcaption {
  text-align: center;
  font-size: 0.85rem;
  color: var(--c-muted);
  margin-top: 0.6rem;
}

.prose img {
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
}

/* Koenig cards */
.kg-width-wide,
.kg-width-full {
  position: relative;
}

.kg-width-wide { max-width: 71.25rem; margin-left: auto; margin-right: auto; }
.kg-width-full { max-width: 100vw; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw); }

.kg-bookmark-card {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 2rem 0;
  background: var(--c-bg);
}

.kg-bookmark-container {
  display: flex;
  color: inherit;
}

.kg-bookmark-content {
  padding: 1rem 1.25rem;
  flex: 1;
}

.kg-bookmark-title {
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.kg-bookmark-description {
  color: var(--c-muted);
  font-size: 0.9rem;
}

.kg-bookmark-metadata {
  margin-top: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-muted);
  display: flex;
  gap: 0.5rem;
}

.kg-bookmark-thumbnail {
  flex: 0 0 35%;
  background: var(--c-surface);
}

.kg-bookmark-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.kg-callout-card {
  border: 1px solid var(--c-border);
  border-left-width: 3px;
  border-left-color: var(--c-fg);
  background: var(--c-surface);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  display: flex;
  gap: 0.75rem;
  margin: 2rem 0;
}

.kg-callout-card-grey { border-left-color: var(--c-muted); }
.kg-callout-card-blue,
.kg-callout-card-green { border-left-color: var(--c-success); }
.kg-callout-card-yellow { border-left-color: var(--c-warning); }
.kg-callout-card-red,
.kg-callout-card-pink { border-left-color: var(--c-danger); }

.kg-toggle-card {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin: 2rem 0;
}

.kg-toggle-heading-text { font-weight: 600; }
.kg-toggle-content { color: var(--c-muted); margin-top: 0.5rem; }

.kg-button-card { display: flex; justify-content: center; margin: 2rem 0; }
.kg-btn {
  display: inline-flex;
  padding: 0.75rem 1.25rem;
  background: var(--c-fg);
  color: var(--c-bg);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
}
.kg-btn:hover { background: var(--c-accent-hover); color: var(--c-bg); }

.kg-gallery-image img { border-radius: var(--radius-md); }

.kg-embed-card { margin: 2rem 0; }
.kg-embed-card iframe { width: 100%; border: 0; border-radius: var(--radius-md); }

/* Tags list at end of post */
.post-tags {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--c-border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.post-tags a {
  color: var(--c-muted);
  text-transform: lowercase;
}

.post-tags a:hover { color: var(--c-fg); }

/* ---------- Related ---------- */
.post-related {
  border-top: 1px solid var(--c-border);
  padding: 4rem 0 5rem;
  background: var(--c-surface);
}

.section-title {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-muted);
  margin: 0 0 2rem;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--c-border);
  padding: 4rem 0 3rem;
  margin-top: 4rem;
  background: var(--c-bg);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

@media (min-width: 640px) {
  .site-footer__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.site-footer__heading {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-fg);
  margin: 0 0 1rem;
}

.site-footer__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.site-footer__col a {
  color: var(--c-muted);
  font-size: 0.875rem;
}

.site-footer__col a:hover { color: var(--c-fg); }

.site-footer__bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--c-border);
  font-size: 0.75rem;
  color: var(--c-muted);
}

.site-footer__bottom p { margin: 0; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}