/*
Theme Name: DiscoverThis Theme
Theme URI: https://discoverthis.co.uk/
Author: DiscoverThis
Description: A fast, responsive editorial WordPress theme for DiscoverThis, built around trending explainers, discoveries, categories and related reading.
Version: 2.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: discoverthis
*/

:root {
  --dt-bg: #f7f8fb;
  --dt-surface: #ffffff;
  --dt-text: #111827;
  --dt-muted: #667085;
  --dt-border: #e6e9ef;
  --dt-accent: #5b5cf0;
  --dt-accent-dark: #4243cc;
  --dt-highlight: #fff1b8;
  --dt-radius: 18px;
  --dt-shadow: 0 18px 50px rgba(17, 24, 39, 0.08);
  --dt-container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--dt-text);
  background: var(--dt-bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--dt-accent); }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea, select { font: inherit; }

.dt-container { width: min(calc(100% - 32px), var(--dt-container)); margin-inline: auto; }
.dt-skip-link { position: absolute; left: -9999px; top: 10px; z-index: 9999; background: #fff; padding: 10px 14px; border-radius: 10px; }
.dt-skip-link:focus { left: 10px; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); backdrop-filter: blur(12px); border-bottom: 1px solid var(--dt-border); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-branding { display: flex; align-items: center; gap: 12px; min-width: 210px; }
.site-logo img { max-height: 44px; width: auto; }
.site-title { font-size: 1.35rem; font-weight: 850; letter-spacing: -0.04em; }
.site-title span { color: var(--dt-accent); }
.site-tagline { display: none; color: var(--dt-muted); font-size: .82rem; }
.primary-menu { display: flex; align-items: center; gap: 22px; list-style: none; margin: 0; padding: 0; }
.primary-menu a { font-weight: 700; font-size: .95rem; }
.menu-toggle { display: none; border: 1px solid var(--dt-border); background: #fff; border-radius: 12px; padding: 9px 12px; }

.hero { padding: 84px 0 56px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 7px 11px; border-radius: 999px; background: #ececff; color: var(--dt-accent-dark); font-weight: 800; font-size: .82rem; }
.hero h1 { margin: 18px 0 18px; max-width: 800px; font-size: clamp(2.7rem, 6vw, 5.5rem); line-height: .98; letter-spacing: -0.065em; }
.hero h1 em { font-style: normal; color: var(--dt-accent); }
.hero p { max-width: 690px; margin: 0 0 28px; color: var(--dt-muted); font-size: 1.15rem; }
.search-form-wrap { display: flex; gap: 10px; max-width: 720px; padding: 8px; background: #fff; border: 1px solid var(--dt-border); border-radius: 18px; box-shadow: var(--dt-shadow); }
.search-form-wrap input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 12px 14px; background: transparent; }
.dt-button { display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 13px; padding: 13px 19px; background: var(--dt-accent); color: #fff; font-weight: 800; cursor: pointer; }
.dt-button:hover { background: var(--dt-accent-dark); color: #fff; }
.hero-card { padding: 28px; border-radius: 28px; background: linear-gradient(145deg, #181827, #2f2f74); color: #fff; box-shadow: 0 30px 70px rgba(44,45,120,.25); transform: rotate(2deg); }
.hero-card .mini-label { color: #c9c9ff; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; font-size: .72rem; }
.hero-card h2 { font-size: 2rem; line-height: 1.08; margin: 14px 0; }
.hero-card p { color: #d8d8ea; font-size: .96rem; }
.hero-card .fake-link { display: inline-flex; margin-top: 10px; color: #fff; font-weight: 800; }

.topic-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.topic-pills a { padding: 8px 12px; border: 1px solid var(--dt-border); background: #fff; border-radius: 999px; font-size: .9rem; font-weight: 750; }

.section { padding: 34px 0 72px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.section-heading h2 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.5rem); letter-spacing: -.045em; }
.section-heading p { max-width: 620px; margin: 6px 0 0; color: var(--dt-muted); }
.section-link { font-weight: 800; color: var(--dt-accent); white-space: nowrap; }

.feature-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 22px; }
.post-card { background: var(--dt-surface); border: 1px solid var(--dt-border); border-radius: var(--dt-radius); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.post-card:hover { transform: translateY(-4px); box-shadow: var(--dt-shadow); }
.post-card-media { aspect-ratio: 16 / 9; background: #e9ebf5; overflow: hidden; }
.post-card-media img { width: 100%; height: 100%; object-fit: cover; }
.post-card-body { padding: 22px; }
.post-meta { display: flex; flex-wrap: wrap; gap: 10px; color: var(--dt-muted); font-size: .82rem; font-weight: 700; }
.post-card h3 { margin: 11px 0 10px; font-size: 1.45rem; line-height: 1.15; letter-spacing: -.035em; }
.post-card p { margin: 0; color: var(--dt-muted); }
.feature-card h3 { font-size: clamp(2rem, 4vw, 3.4rem); }
.feature-card .post-card-body { padding: 30px; }
.side-stack { display: grid; gap: 22px; }
.side-stack .post-card { display: grid; grid-template-columns: 135px 1fr; }
.side-stack .post-card-media { aspect-ratio: auto; min-height: 100%; }
.side-stack .post-card-body { padding: 18px; }
.side-stack h3 { font-size: 1.08rem; }

.posts-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.category-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 16px; }
.category-tile { padding: 24px; min-height: 150px; border-radius: var(--dt-radius); background: #fff; border: 1px solid var(--dt-border); display: flex; flex-direction: column; justify-content: space-between; }
.category-tile strong { font-size: 1.15rem; }
.category-tile span { color: var(--dt-muted); font-size: .9rem; }

.content-wrap { padding: 52px 0 80px; }
.content-grid { display: grid; grid-template-columns: minmax(0, 760px) minmax(240px, 1fr); gap: 42px; align-items: start; }
.article-shell, .page-shell { background: #fff; border: 1px solid var(--dt-border); border-radius: 24px; padding: clamp(24px, 5vw, 54px); }
.breadcrumbs { margin-bottom: 20px; color: var(--dt-muted); font-size: .88rem; }
.entry-header h1 { margin: 10px 0 18px; font-size: clamp(2.25rem, 5vw, 4.6rem); line-height: 1.02; letter-spacing: -.06em; }
.entry-subtitle { color: var(--dt-muted); font-size: 1.15rem; }
.entry-meta { display: flex; flex-wrap: wrap; gap: 14px; margin: 22px 0; color: var(--dt-muted); font-size: .9rem; }
.entry-thumbnail { margin: 28px 0; border-radius: 20px; overflow: hidden; }
.entry-content { font-size: 1.05rem; }
.entry-content h2, .entry-content h3 { line-height: 1.15; letter-spacing: -.035em; margin-top: 1.8em; }
.entry-content h2 { font-size: 2rem; }
.entry-content blockquote { margin: 28px 0; padding: 20px 24px; border-left: 4px solid var(--dt-accent); background: #f4f4ff; border-radius: 0 14px 14px 0; }
.entry-content a { color: var(--dt-accent); text-decoration: underline; text-underline-offset: 3px; }
.entry-content table { width: 100%; border-collapse: collapse; }
.entry-content th, .entry-content td { border: 1px solid var(--dt-border); padding: 10px; text-align: left; }

.sidebar-card { background: #fff; border: 1px solid var(--dt-border); border-radius: 18px; padding: 22px; margin-bottom: 20px; }
.sidebar-card h3 { margin: 0 0 14px; font-size: 1.1rem; }
.sidebar-card ul { list-style: none; padding: 0; margin: 0; }
.sidebar-card li + li { margin-top: 12px; }
.sidebar-card a { font-weight: 700; }

.related-box { margin-top: 36px; padding-top: 30px; border-top: 1px solid var(--dt-border); }
.related-box h2 { margin-bottom: 18px; }
.related-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.related-item { padding: 16px; border: 1px solid var(--dt-border); border-radius: 14px; background: #fafbff; font-weight: 750; }

.archive-header { padding: 60px 0 24px; }
.archive-header h1 { margin: 0; font-size: clamp(2.3rem,5vw,4.4rem); letter-spacing: -.055em; }
.archive-description { color: var(--dt-muted); max-width: 720px; }
.pagination { margin-top: 34px; }
.pagination .nav-links { display: flex; gap: 8px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 9px 12px; background: #fff; border: 1px solid var(--dt-border); border-radius: 10px; }

.site-footer { background: #11131f; color: #fff; padding: 56px 0 30px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(2,1fr); gap: 38px; }
.footer-brand { font-size: 1.55rem; font-weight: 850; letter-spacing: -.04em; }
.footer-brand span { color: #8f90ff; }
.site-footer p, .site-footer li, .site-footer a { color: #b9becc; }
.site-footer ul { list-style: none; padding: 0; }
.site-footer li + li { margin-top: 8px; }
.footer-bottom { margin-top: 35px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); color: #8f95a5; font-size: .88rem; }

.screen-reader-text { position: absolute !important; height: 1px; width: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px); white-space: nowrap; }
.alignwide { width: min(1100px, 100vw - 40px); margin-left: 50%; transform: translateX(-50%); }
.alignfull { width: 100vw; margin-left: 50%; transform: translateX(-50%); }

@media (max-width: 900px) {
  .hero-grid, .feature-grid, .content-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-card { transform: none; }
  .posts-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .category-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .menu-toggle { display: inline-flex; }
  .main-navigation { display: none; position: absolute; left: 16px; right: 16px; top: 70px; padding: 14px; background: #fff; border: 1px solid var(--dt-border); border-radius: 16px; box-shadow: var(--dt-shadow); }
  .main-navigation.is-open { display: block; }
  .primary-menu { flex-direction: column; align-items: flex-start; gap: 12px; }
}

@media (max-width: 620px) {
  .hero { padding-top: 54px; }
  .hero h1 { font-size: 3.2rem; }
  .search-form-wrap { flex-direction: column; }
  .posts-grid, .category-grid, .related-list { grid-template-columns: 1fr; }
  .side-stack .post-card { grid-template-columns: 110px 1fr; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .article-shell, .page-shell { border-radius: 18px; padding: 22px; }
}