/*
Theme Name: Mr Sutherland Editorial
Theme URI: https://mrsutherland.net
Author: Mr Sutherland
Description: Modern editorial theme for mrsutherland.net — clean typography, clear hierarchy, no top border. Matches the interactive blog post design (navy/slate + amber).
Version: 1.1.0
License: GNU General Public License v2 or later
Text Domain: mrsutherland-editorial
*/

/* Design tokens — editorial modern */
:root {
  --color-bg: #0f172a;
  --color-bg-elevated: #1e293b;
  --color-surface: #334155;
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-accent: #f59e0b;
  --color-border: #475569;
  --font-serif: "DM Serif Display", Georgia, serif;
  --font-sans: "Source Sans 3", system-ui, sans-serif;
  --space-section: 5rem;
  --space-block: 1.5rem;
  --content-max: 48rem;
  --content-wide: 56rem;
}

/* Reset top border / blue line globally */
body,
html,
#page,
.site,
.site-header,
#masthead,
header[role="banner"],
.wp-site-blocks > *:first-child {
  border-top: none !important;
  box-shadow: none !important;
}

body {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); }
h3 { font-size: 1.25rem; }

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

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

/* Site header */
.site-header {
  background: var(--color-bg-elevated);
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-branding a {
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 1.5rem;
}
.site-branding a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.main-navigation ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.main-navigation a {
  color: var(--color-text-muted);
  font-weight: 600;
}
.main-navigation a:hover {
  color: var(--color-text);
}

/* Layout */
.site-main {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-section) 1.5rem;
}

.entry-header {
  margin-bottom: var(--space-block);
}
.entry-title {
  margin-bottom: 0.5rem;
}
.entry-title a {
  color: var(--color-text);
}
.entry-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Post list (archive / blog) */
.posts-list,
.blog .site-main {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.post-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: box-shadow 0.2s ease;
}
.post-card:hover {
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.3);
}

.post-card .entry-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}
.post-card .entry-meta {
  margin-bottom: 0.75rem;
}

/* Front page — editorial style (matches GPT-5.4 page) */
.editorial-hero {
  padding: 5rem 1.5rem 4rem;
  background: linear-gradient(165deg, var(--color-bg) 0%, var(--color-bg-elevated) 45%, #0c4a6e 100%);
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.editorial-hero-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}
.editorial-label {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.editorial-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1rem;
}
.editorial-lead {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  max-width: 36rem;
  line-height: 1.6;
}
.editorial-posts {
  padding: var(--space-section) 1.5rem;
}
.editorial-posts-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}
.editorial-section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 400;
  margin-bottom: 2.5rem;
  color: var(--color-text);
}
.editorial-posts-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
.editorial-posts-list .post-card {
  padding: 2rem;
  border-radius: 0.75rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}
.editorial-posts-list .post-card .entry-title {
  font-size: 1.375rem;
  font-family: var(--font-serif);
  font-weight: 400;
}
.editorial-posts-list .post-card .entry-title a {
  color: var(--color-text);
}
.editorial-posts-list .post-card .entry-title a:hover {
  color: var(--color-accent);
}
.editorial-posts-list .entry-summary {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  line-height: 1.6;
}
.editorial-posts-list .entry-summary p {
  margin: 0 0 0.5rem;
}

/* Archive (blog index) — same editorial list style */
.archive-header {
  margin-bottom: 2.5rem;
}
.archive-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}
.archive-description {
  color: var(--color-text-muted);
  font-size: 1rem;
}
.blog .posts-list.editorial-posts-list .post-card,
.archive .posts-list.editorial-posts-list .post-card {
  padding: 2rem;
  border-radius: 0.75rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}
.blog .posts-list .entry-title a,
.archive .posts-list .entry-title a {
  color: var(--color-text);
}
.blog .posts-list .entry-title a:hover,
.archive .posts-list .entry-title a:hover {
  color: var(--color-accent);
}

/* Single post / page content */
.single-article .entry-header {
  margin-bottom: 2.5rem;
}
.single-article .entry-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 0.5rem;
}
.entry-content {
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
}
.entry-content > .scroll-reveal {
  margin-bottom: 1.25rem;
}
.entry-content > .scroll-reveal:last-child {
  margin-bottom: 0;
}
.entry-content p {
  margin-bottom: 1.25rem;
}
.entry-content ul, .entry-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

/* Site footer */
.site-footer {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  padding: 2rem 1.5rem;
  margin-top: var(--space-section);
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}
.site-footer a {
  color: var(--color-text-muted);
}
.site-footer a:hover {
  color: var(--color-accent);
}

/* Scroll reveal — slide up on scroll (matches GPT-5.4 interactive page) */
.scroll-reveal {
  opacity: 0;
  transform: translateY(3rem);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.scroll-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .scroll-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Utilities */
.screen-reader-text {
  clip: rect(1px, 1px, 1px, 1px);
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
}