/*
Theme Name: Sim Racer's Edge
Theme URI: https://example.com
Author: Sim Racer's Edge
Description: A custom editorial theme for a sim racing blog and YouTube hub — hero article banner, featured post grid, and a YouTube-subscribe sidebar.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: sim-racers-edge
*/

/* ---------- Variables ---------- */
:root {
  --color-dark: #1a1a1a;
  --color-dark-alt: #262626;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f6f3;
  --color-text: #1a1a1a;
  --color-text-muted: #6b6b6b;
  --color-text-inverse: #f5f5f0;
  --color-accent: #c8963e;
  --color-accent-light: #ecdcb8;
  --color-border: #e7e3db;
  --color-youtube: #d92d20;

  --font-heading: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container-width: 1200px;
  --radius: 4px;
}

/* ---------- Custom fonts ---------- */
@font-face {
  font-family: 'Sofachrome';
  src: url('assets/fonts/Sofachrome-Italic.woff2') format('woff2');
  font-weight: normal;
  font-style: italic;
  font-display: swap;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-heading); margin: 0 0 .5em; line-height: 1.2; }
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: none;
  transition: transform .15s ease, opacity .15s ease;
}
.btn:hover { opacity: .88; transform: translateY(-1px); }
.btn-accent { background: var(--color-accent-light); color: var(--color-dark); }
.btn-dark { background: var(--color-dark); color: var(--color-text-inverse); }
.btn-outline { background: transparent; color: var(--color-text-inverse); border: 1px solid rgba(245,245,240,.5); }
.btn-youtube { background: var(--color-youtube); color: #fff; width: 100%; justify-content: center; }
.btn-sm { padding: 8px 16px; font-size: 11px; }

/* ---------- Site Header ---------- */
.site-header {
  background: var(--color-dark);
  color: var(--color-text-inverse);
  text-align: center;
  padding: 28px 24px 22px;
}
.site-branding { display: inline-flex; align-items: center; gap: 14px; justify-content: center; }
.site-logo img { max-height: 56px; width: auto; }
.site-branding-text { text-align: left; }
.site-title {
  margin: 0;
  font-family: 'Sofachrome', var(--font-heading);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(24px, 4vw, 34px);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.site-title a { color: var(--color-text-inverse); }
.site-description {
  margin: 4px 0 0;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-accent-light);
}

/* ---------- Primary Nav ---------- */
.main-navigation {
  background: var(--color-dark-alt);
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.main-navigation .container { display: flex; align-items: center; justify-content: center; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-inverse);
  padding: 14px 0;
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.nav-menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.nav-menu li a {
  display: block;
  padding: 16px 20px;
  color: var(--color-text-inverse);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
  transition: border-color .15s ease, color .15s ease;
}
.nav-menu li a:hover,
.nav-menu li.current-menu-item a {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  background-color: var(--color-dark);
  background-size: cover;
  background-position: center;
  color: var(--color-text-inverse);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.85) 10%, rgba(0,0,0,.25) 60%, rgba(0,0,0,.1));
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: 48px 24px;
  max-width: 720px;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.hero-title {
  font-size: clamp(28px, 4.5vw, 46px);
  color: var(--color-text-inverse);
  margin-bottom: 22px;
}
.hero-title a { color: inherit; }
.hero-empty {
  padding: 80px 24px;
  text-align: center;
}

/* ---------- Content layout ---------- */
.site-content {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}
.section-title {
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
}

/* ---------- Post grid & cards ---------- */
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.post-card { display: flex; flex-direction: column; }
.post-card-thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-bg-alt);
  margin-bottom: 14px;
}
.post-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-card-meta {
  font-size: 12px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 6px;
}
.post-card-title { font-size: 18px; margin-bottom: 8px; }
.post-card-title a:hover { color: var(--color-accent); }
.post-card-excerpt { font-size: 14px; color: var(--color-text-muted); margin-bottom: 14px; }
.post-card .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Sidebar ---------- */
.widget { margin-bottom: 40px; }
.widget-title {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}
.recent-posts-list li { margin-bottom: 14px; }
.recent-posts-list a { font-weight: 600; font-size: 14px; }
.recent-posts-list a:hover { color: var(--color-accent); }
.recent-posts-list time {
  display: block;
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-top: 2px;
}
.subscribe-box {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.subscribe-box p { font-size: 13px; color: var(--color-text-muted); }

/* ---------- Single post ---------- */
.single-post-header { margin-bottom: 28px; }
.single-post-title { font-size: clamp(28px, 4vw, 40px); }
.single-post-meta {
  font-size: 13px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.post-content { font-size: 17px; }
.post-content h2 { font-size: 26px; margin-top: 1.4em; }
.post-content h3 { font-size: 21px; margin-top: 1.2em; }
.post-content img { border-radius: var(--radius); margin: 1.2em 0; }
.post-content a { color: var(--color-accent); text-decoration: underline; }
.post-content blockquote {
  margin: 1.5em 0;
  padding: 4px 24px;
  border-left: 3px solid var(--color-accent);
  font-style: italic;
  color: var(--color-text-muted);
}
.post-nav-links {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.post-nav-links a:hover { color: var(--color-accent); }

/* ---------- Page ---------- */
.page-content-wrap { max-width: 820px; margin: 0 auto; padding: 56px 24px; }
.page-title { font-size: clamp(28px, 4vw, 40px); margin-bottom: 24px; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 8px; margin-top: 40px; grid-column: 1 / -1; }
.pagination a, .pagination span {
  padding: 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 13px;
}
.pagination .current { background: var(--color-dark); color: var(--color-text-inverse); border-color: var(--color-dark); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-dark);
  color: var(--color-text-inverse);
  padding: 56px 24px 24px;
}
.footer-grid {
  max-width: var(--container-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
}
.footer-brand p { color: rgba(245,245,240,.65); font-size: 14px; }
.footer-heading {
  font-family: var(--font-body);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(245,245,240,.85); }
.footer-links a:hover { color: var(--color-accent); }
.footer-social { display: flex; gap: 12px; flex-wrap: wrap; }
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(245,245,240,.3);
  font-size: 12px;
  text-transform: uppercase;
}
.footer-social a:hover { border-color: var(--color-accent); color: var(--color-accent); }
.footer-bottom {
  max-width: var(--container-width);
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(245,245,240,.12);
  font-size: 12px;
  color: rgba(245,245,240,.55);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .site-content { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .site-branding { flex-direction: column; }
  .site-branding-text { text-align: center; }
  .nav-toggle { display: block; margin: 0 auto; }
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    text-align: center;
  }
  .nav-menu.is-open { display: flex; }
  .main-navigation .container { flex-direction: column; }
  .post-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}