/*
Theme Name: Global Chemical News Basic
Theme URI: https://globalchemicalnews.com/
Author: Codex
Description: Minimal news-first theme for Global Chemical News.
Version: 1.0.0
Text Domain: globalchemicalnews-basic
*/

:root {
  --bg: #f4efe7;
  --surface: #fffdf8;
  --ink: #171717;
  --muted: #5f625d;
  --border: rgba(23, 23, 23, 0.12);
  --accent: #0f5d4e;
  --accent-strong: #17304d;
  --shadow: 0 18px 40px rgba(16, 24, 40, 0.08);
  --radius: 24px;
  --font-serif: Georgia, "Times New Roman", Times, serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 93, 78, 0.08), transparent 32%),
    linear-gradient(180deg, #f7f3ec 0%, #fdfbf7 220px, var(--bg) 100%);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.home .site-main > .section:first-child {
  padding-top: 0.15rem;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

.site-shell {
  width: min(1200px, calc(100% - 1.5rem));
  margin: 0 auto;
}

.site-header {
  padding: 1rem 0 0;
}

.site-header__bar,
.archive-hero,
.single-hero,
.rail-card,
.empty-state {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.site-header__bar {
  padding: 1.15rem 1.25rem 1rem;
}

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

.site-brand__eyebrow,
.eyebrow {
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}

.site-brand__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 3.25rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.site-brand__title a:hover,
.site-brand__title a:focus-visible {
  color: var(--accent);
}

.site-brand__tagline {
  margin: 0.55rem 0 0;
  max-width: 56ch;
  color: var(--muted);
}

.site-brand__meta {
  white-space: nowrap;
  color: var(--muted);
  font-size: 0.94rem;
}

.site-nav {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-nav .menu {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
}

.site-nav .menu > li {
  margin: 0;
}

.site-nav .menu a {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(15, 93, 78, 0.05);
  color: var(--ink);
  transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.site-nav .menu a:hover,
.site-nav .menu a:focus-visible,
.site-nav .current-menu-item > a,
.site-nav .current_page_item > a {
  background: var(--surface);
  border-color: var(--border);
  transform: translateY(-1px);
}

.site-nav .menu .sub-menu {
  display: none;
}

.search-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.search-form label {
  margin: 0;
}

.search-form .search-field,
.search-form input[type="search"] {
  width: min(280px, 68vw);
  min-height: 2.6rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--ink);
}

.search-form .search-submit,
.search-form button {
  min-height: 2.6rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.search-form .search-submit:hover,
.search-form .search-submit:focus-visible,
.search-form button:hover,
.search-form button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(15, 93, 78, 0.2);
}

.site-main {
  padding: 1.5rem 0 3.5rem;
}

.section {
  margin-top: 1.5rem;
}

.section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.8vw, 2.35rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.section__lede {
  margin: 0.55rem 0 0;
  max-width: 72ch;
  color: var(--muted);
}

.home-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.8fr);
  gap: 1.15rem;
  align-items: start;
}

.story-card {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 28px rgba(12, 18, 28, 0.05);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  content-visibility: auto;
  contain-intrinsic-size: 560px 420px;
}

.story-card:hover {
  transform: translateY(-2px);
  border-color: rgba(15, 93, 78, 0.24);
  box-shadow: 0 18px 36px rgba(12, 18, 28, 0.09);
}

.story-card__media {
  display: block;
  background: #d9e4df;
}

.story-card__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.story-card--hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
}

.story-card--hero .story-card__media img {
  aspect-ratio: 5 / 4;
}

.story-card__body {
  padding: 1rem 1rem 1.1rem;
  display: grid;
  gap: 0.65rem;
}

.story-card--hero .story-card__body {
  padding: 1.25rem 1.25rem 1.35rem;
}

.story-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.7rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.story-card__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.story-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.story-card--hero .story-card__title {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.story-card__title a:hover,
.story-card__title a:focus-visible {
  color: var(--accent);
}

.story-card__excerpt {
  margin: 0;
  color: var(--muted);
}

.story-card__more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent);
  font-weight: 700;
}

.story-card__placeholder {
  min-height: 240px;
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(15, 93, 78, 0.12), rgba(23, 48, 77, 0.12));
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.home-rail {
  display: grid;
  gap: 1rem;
}

.home-rail__topics {
  display: grid;
  gap: 0.6rem;
}

.rail-card {
  padding: 1rem;
}

.rail-card h2 {
  margin: 0 0 0.8rem;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  line-height: 1.15;
}

.rail-card p {
  margin: 0;
  color: var(--muted);
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.topic-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.topic-chip:hover,
.topic-chip:focus-visible {
  border-color: rgba(15, 93, 78, 0.24);
  transform: translateY(-1px);
}

.topic-chip__name {
  font-weight: 700;
}

.topic-chip__count {
  color: var(--muted);
  font-size: 0.9rem;
}

.story-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.story-grid--archive {
  margin-top: 1rem;
}

.archive-hero,
.single-hero {
  padding: 1.25rem;
}

.archive-description {
  margin-top: 0.5rem;
  color: var(--muted);
  max-width: 72ch;
}

.entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.7rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.entry-title {
  margin: 0.35rem 0 0;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.single-hero .wp-post-image,
.archive-hero .wp-post-image {
  margin-top: 1rem;
  border-radius: 20px;
}

.entry-content {
  max-width: 72ch;
  font-size: 1.05rem;
}

.entry-content > * + * {
  margin-top: 1rem;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
  margin-top: 2rem;
  font-family: var(--font-serif);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.entry-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.entry-content blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--accent);
  background: rgba(15, 93, 78, 0.06);
  border-radius: 0 16px 16px 0;
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
}

.entry-content th,
.entry-content td {
  padding: 0.75rem;
  border: 1px solid var(--border);
}

.entry-footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.related-posts {
  margin-top: 2.5rem;
}

.related-posts__title {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.6rem;
}

.pagination-wrap,
.pagination {
  margin-top: 2rem;
}

.single-nav {
  margin-top: 1rem;
}

.pagination .nav-links,
.pagination-wrap .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pagination .page-numbers,
.pagination-wrap .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.55rem;
  height: 2.55rem;
  padding: 0 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
}

.pagination .page-numbers.current,
.pagination-wrap .page-numbers.current {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.empty-state {
  margin-top: 1rem;
  padding: 2rem;
  text-align: center;
  color: var(--muted);
}

.comments-area {
  margin-top: 2rem;
  padding: 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.comments-title,
.comment-reply-title {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
}

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

.comment-list .comment {
  padding: 1rem 0;
  border-top: 1px solid var(--border);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #ffffff;
}

.comment-form textarea {
  min-height: 140px;
}

.site-footer {
  padding: 0 0 2.25rem;
}

.site-footer__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.screen-reader-text {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  padding: 0.75rem 1rem;
  clip: auto;
  white-space: normal;
  z-index: 20;
  background: var(--accent);
  color: #ffffff;
  border-radius: 999px;
}

@media (max-width: 1080px) {
  .home-grid,
  .story-card--hero {
    grid-template-columns: 1fr;
  }

  .story-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 1rem, 1200px);
  }

  .site-brand,
  .site-nav,
  .site-footer__bar {
    flex-direction: column;
    align-items: stretch;
  }

  .site-header__bar {
    padding: 1rem 1rem 0.9rem;
  }

  .site-nav {
    margin-top: 0.85rem;
    padding-top: 0.85rem;
  }

  .search-form {
    width: 100%;
  }

  .search-form .search-field,
  .search-form input[type="search"] {
    width: 100%;
    flex: 1;
  }

  .story-grid,
  .topic-grid {
    grid-template-columns: 1fr;
  }

  .story-card__body,
  .story-card--hero .story-card__body,
  .archive-hero,
  .single-hero,
  .rail-card,
  .comments-area,
  .empty-state {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .entry-title {
    font-size: clamp(1.7rem, 8vw, 2.6rem);
  }

  .story-card--hero .story-card__title {
    font-size: clamp(1.5rem, 7vw, 2.1rem);
  }
}