/*
Theme Name: Paletier
Theme URI: https://paletier.example.com
Author: Paletier
Author URI: https://paletier.example.com
Description: A quiet, paper-toned theme for a color palette finder. One post = one color. Designed to pair with the Paletier Core plugin, which computes palettes, matches, and WCAG contrast from a single base HEX. Serif headlines (Fraunces), Inter UI, JetBrains Mono for HEX codes. Light/dark mode included.
Version: 1.0.2
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: paletier
Tags: blog, custom-menu, featured-images, translation-ready
*/

/* ============ Design tokens (from Paletier design doc) ============ */
:root {
  --paper: #faf9f6;
  --card: #ffffff;
  --line: #e3e1da;
  --ink: #1a1a17;
  --muted: #6f6d63;
  --hint: #9a988e;
  --tintline: #d9d7ce;
  --codebg: #efeee7;
  --tablehead: #f7f6f1;
  --rowline: #eceae2;
  --icon: #b7b5ab;
  --miabg: #f3f5ef;
  --mialine: #dfe5d6;
  --base: #9CAF88;

  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;
}

[data-theme="dark"] {
  --paper: #1c1c19;
  --card: #252522;
  --line: #3a3a34;
  --ink: #f0efe9;
  --muted: #a5a398;
  --hint: #807e73;
  --tintline: #45453e;
  --codebg: #2c2c28;
  --tablehead: #2a2a26;
  --rowline: #33332e;
  --icon: #6e6c62;
  --miabg: #262a20;
  --mialine: #3a4030;
}

/* ============ Base ============ */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }

a { color: var(--muted); }

code, kbd, pre { font-family: var(--font-mono); }

.screen-reader-text {
  border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%);
  height: 1px; width: 1px; margin: -1px; overflow: hidden;
  padding: 0; position: absolute !important; word-wrap: normal !important;
}

.noscroll { scrollbar-width: none; }
.noscroll::-webkit-scrollbar { display: none; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 22px; }

/* ============ Header ============ */
.site-header {
  background: var(--card);
  border-bottom: 0.5px solid var(--line);
}

.site-header .wrap {
  min-height: 52px;
  padding-top: 14px;
  padding-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: 188px;
  height: 24px;
  overflow: visible;
}

.brand-logo-name {
  fill: var(--ink);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.brand-logo-accent { fill: var(--base); }

.brand-logo-tagline {
  fill: var(--hint);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.site-nav { display: flex; align-items: center; gap: 16px; }

.site-nav ul { display: flex; align-items: center; gap: 16px; list-style: none; margin: 0; padding: 0; }

.site-nav a { font-size: 13px; color: var(--muted); text-decoration: none; }
.site-nav a:hover { color: var(--ink); }

.social-icons { display: flex; align-items: center; gap: 12px; }
.social-icons svg { width: 18px; height: 18px; color: var(--icon); display: block; }
.social-icons a { display: block; line-height: 0; }
.social-icons a:hover svg { color: var(--muted); }

.theme-toggle {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  color: var(--muted);
  background: transparent;
  border: 0.5px solid var(--line);
  border-radius: 20px;
  padding: 5px 12px;
  cursor: pointer;
}
.theme-toggle:hover { border-color: var(--hint); }

/* ============ Hero + search ============ */
.hero { text-align: center; padding: 52px 22px 30px; }

.hero-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 36px;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

.hero-sub { margin: 10px 0 0; font-size: 14px; color: var(--muted); }

.search-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 440px;
  margin: 24px auto 0;
  background: var(--card);
  border: 0.5px solid var(--tintline);
  border-radius: 24px;
  padding: 12px 18px;
}

.search-pill svg { flex: none; }

.search-pill input {
  border: 0;
  outline: 0;
  flex: 1;
  min-width: 0;
  font-size: 14px;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-sans);
}

.search-pill input::placeholder { color: var(--hint); }

/* ============ Filter chips ============ */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  padding: 0 22px 32px;
}

.chip {
  font-family: var(--font-sans);
  font-size: 12.5px;
  padding: 6px 14px;
  border-radius: 20px;
  background: var(--card);
  border: 0.5px solid var(--tintline);
  color: var(--muted);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.chip:hover { border-color: var(--hint); color: var(--ink); }

.chip.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

/* ============ Card grid ============ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding-bottom: 44px;
}

.color-card {
  border: 0.5px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--card);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.color-card:hover {
  box-shadow: 0 14px 30px -18px rgba(40, 38, 30, 0.45);
  transform: translateY(-2px);
}

.card-art {
  height: 110px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 8px;
  background-size: cover;
  background-position: center;
}

.card-art.is-placeholder {
  background-image:
    linear-gradient(rgba(255,255,255,0.07), rgba(0,0,0,0.05)),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.10) 0 8px, transparent 8px 16px);
}

.card-art .art-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(0, 0, 0, 0.22);
  padding: 2px 6px;
  border-radius: 4px;
}

.card-strip { display: flex; height: 26px; }
.card-strip > i { display: block; flex: 1 1 0%; }
.card-strip > i.is-base { flex: 1.8 1 0%; }

.card-meta { padding: 9px 11px; display: flex; flex-direction: column; gap: 1px; }
.card-meta .card-name { font-size: 13px; font-weight: 500; }
.card-meta .card-hex { font-family: var(--font-mono); font-size: 11px; color: var(--hint); }

/* Archive headers */
.archive-head { text-align: center; padding: 40px 22px 8px; }
.archive-head h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -0.02em;
}
.archive-head p { margin: 8px 0 0; font-size: 13.5px; color: var(--muted); }

/* Pagination */
.pagination, .navigation.pagination { padding: 0 0 48px; text-align: center; }
.nav-links { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; }
.nav-links .page-numbers {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
  text-decoration: none;
  border: 0.5px solid var(--line);
  border-radius: 8px;
  padding: 6px 11px;
  background: var(--card);
}
.nav-links .page-numbers.current { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.nav-links .page-numbers:hover { border-color: var(--hint); }

/* ============ Detail (single color post) ============ */
.detail {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 22px;
  line-height: 1.6;
}

.eyebrow {
  font-size: 11px;
  color: var(--hint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 28px 0 8px;
}
.eyebrow a { color: inherit; text-decoration: none; }

.detail-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.detail-title mark {
  background: linear-gradient(transparent 62%, var(--title-mark, rgba(156,175,136,0.67)) 62%);
  color: inherit;
}

.detail-intro, .detail .entry-content p { font-size: 15px; color: var(--muted); }
.detail .entry-content { margin-top: 16px; }
.detail .entry-content a { color: var(--ink); }

.detail code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--codebg);
  padding: 1px 6px;
  border-radius: 4px;
}

.detail h2, .page-content h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
  margin: 32px 0 4px;
}

.section-hint { font-size: 13px; color: var(--hint); margin-bottom: 6px; }

.detail figure, .entry-content figure { margin: 26px 0; }
.detail figcaption, .entry-content figcaption {
  font-size: 12px;
  color: var(--hint);
  margin-top: 7px;
  text-align: center;
}
.detail .entry-content img, .detail figure img { border-radius: 12px; display: block; width: 100%; }

.art-placeholder {
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.10) 0 8px, transparent 8px 16px);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(0, 0, 0, 0.45);
  border: 0.5px dashed rgba(0, 0, 0, 0.15);
  text-align: center;
  padding: 0 20px;
}
.art-placeholder.ratio-3-2 { aspect-ratio: 3 / 2; }
.art-placeholder.ratio-16-9 { aspect-ratio: 16 / 9; }
.art-placeholder.ratio-1-1 { aspect-ratio: 1 / 1; }

/* Mia's take */
.mia-box {
  margin: 26px 0;
  padding: 18px 20px;
  background: var(--miabg);
  border-radius: 12px;
  border: 0.5px solid var(--mialine);
}

.mia-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }

.mia-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 13px;
  flex: none;
}

.mia-name { font-size: 13.5px; font-weight: 500; }
.mia-role { font-size: 11px; color: var(--hint); }

.mia-body { display: grid; grid-template-columns: 1fr 150px; gap: 16px; align-items: center; }
.mia-body.no-art { grid-template-columns: 1fr; }

.mia-quote {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  font-style: italic;
  margin: 0;
}

.mia-art { border-radius: 10px; overflow: hidden; }
.mia-art img { display: block; width: 100%; }
.mia-art .art-placeholder { font-size: 11px; border-radius: 10px; }

/* Palette card */
.palette-card {
  border-radius: 12px;
  overflow: hidden;
  border: 0.5px solid var(--line);
  box-shadow: 0 20px 40px -28px rgba(40, 38, 30, 0.35);
  margin: 8px 0;
}

.palette-strip { display: flex; height: 130px; }
.palette-strip > i { display: block; flex: 1 1 0%; }
.palette-strip > i.is-base { flex: 1.8 1 0%; }

.palette-foot {
  display: flex;
  background: var(--card);
  border-top: 0.5px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-align: center;
}
.palette-foot > span {
  flex: 1 1 0%;
  padding: 8px 2px;
  border-right: 0.5px solid var(--rowline);
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--muted);
}
.palette-foot > span.is-base { flex: 1.8 1 0%; }
.palette-foot > span:last-child { border-right: 0; }

/* Matches list */
.match-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 0.5px solid var(--rowline);
}

.match-swatch { width: 46px; height: 46px; border-radius: 9px; flex: none; }
.match-info { min-width: 0; }
.match-name { font-size: 14.5px; font-weight: 500; }
.match-role { font-size: 12.5px; color: var(--hint); }

.copy-btn {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  border: 0.5px solid var(--line);
  border-radius: 8px;
  padding: 7px 11px;
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
  min-width: 92px;
}
.copy-btn:hover { border-color: var(--hint); }

/* Contrast table */
.contrast-table {
  border: 0.5px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  font-size: 13.5px;
}

.contrast-table .ct-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
}
.contrast-table .ct-row + .ct-row { border-top: 0.5px solid var(--rowline); }

.contrast-table .ct-head { background: var(--tablehead); }
.contrast-table .ct-head > div {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--hint);
  padding: 9px 12px;
  font-weight: 600;
}

.contrast-table .ct-row > div { padding: 10px 12px; }
.contrast-table .ct-mono { font-family: var(--font-mono); }

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 20px;
  white-space: nowrap;
}
.badge-pass { background: #e4efd9; color: #3f6b1e; }
.badge-warn { background: #f3ecd2; color: #8a6d1a; }
.badge-fail { background: #f6e0dd; color: #a33b2a; }

/* CSS code block */
.css-block {
  background: #1a1a17;
  color: #f3f2ee;
  border-radius: 12px;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  margin: 12px 0;
}
.css-block .comment { color: #9aa08f; }

/* More-art grid + related */
.art-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.related-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  border: 0.5px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
  font-size: 13.5px;
  background: var(--card);
}
.related-link:hover { border-color: var(--hint); }
.related-link i { width: 20px; height: 20px; border-radius: 5px; flex: none; display: block; }

/* Notice box */
.notice-box {
  margin: 26px 0 0;
  padding: 14px 16px;
  background: var(--codebg);
  border-radius: 10px;
  font-size: 12px;
  color: var(--hint);
  line-height: 1.6;
}
.notice-box a { color: var(--muted); }
.notice-box .mono { font-family: var(--font-mono); }

.detail-end { height: 34px; }

/* ============ Pages ============ */
.page-content {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 22px 48px;
  line-height: 1.65;
}
.page-content .page-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 32px;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 36px 0 12px;
}
.page-content p { color: var(--muted); font-size: 15px; }

/* ============ Footer ============ */
.site-footer {
  background: var(--card);
  border-top: 0.5px solid var(--line);
  margin-top: 24px;
}

.site-footer .wrap {
  padding-top: 18px;
  padding-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-note { font-size: 11.5px; color: var(--hint); }

.footer-links { display: flex; gap: 14px; }
.footer-links ul { display: flex; gap: 14px; list-style: none; margin: 0; padding: 0; }
.footer-links a { font-size: 11.5px; color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }

.site-footer .social-icons svg { width: 17px; height: 17px; }

/* ============ Responsive ============ */
@media (max-width: 1023px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 719px) {
  .cards-grid { grid-template-columns: 1fr 1fr; gap: 12px; }

  .hero { padding: 34px 18px 22px; }
  .hero-title { font-size: 25px; }
  .hero-sub { font-size: 13px; }

  .chips {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
    padding: 0 18px 22px;
  }
  .chips::-webkit-scrollbar { display: none; }
  .chip { flex: none; }

  .card-art { height: 88px; }
  .card-strip { height: 20px; }
  .card-meta .card-name { font-size: 12.5px; }
  .card-meta .card-hex { font-size: 10.5px; }

  .detail-title { font-size: 26px; }
  .detail h2 { font-size: 19px; }

  .palette-strip { height: 96px; }
  .palette-foot { font-size: 8px; }

  .mia-body { grid-template-columns: 1fr; }
  .mia-art { max-width: 150px; }

  .contrast-table .ct-row { grid-template-columns: 1.2fr 0.8fr 1fr; }
  .contrast-table .ct-mono { font-size: 12px; }

  .copy-btn { min-width: 84px; font-size: 11.5px; padding: 7px 9px; }
  .match-swatch { width: 44px; height: 44px; }
}

@media (max-width: 639px) {
  .site-nav .menu-wrap { display: none; }

  .site-header .wrap { padding-top: 12px; padding-bottom: 12px; }
  .brand-logo { width: 172px; height: auto; }

  .site-footer .wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 420px) {
  .social-icons { display: none; }
  .site-nav { gap: 8px; }
}