/*
Theme Name: Skaldron Blog
Theme URI: https://skaldron.eu
Author: Skaldron OÜ
Author URI: https://skaldron.eu
Description: Official blog theme for Skaldron — matches the main site design exactly.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: skaldron-blog
Tags: blog, custom-header, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ── Design tokens (mirrors React app index.css) ─────────────────────────── */
:root {
  --primary:          hsl(18, 85%, 38%);
  --primary-hover:    hsl(18, 85%, 32%);
  --primary-light:    hsl(18, 85%, 95%);
  --background:       #ffffff;
  --foreground:       hsl(0, 0%, 10%);
  --muted:            hsl(0, 0%, 88%);
  --muted-fg:         hsl(0, 0%, 35%);
  --border:           hsl(0, 0%, 92%);
  --card:             hsl(0, 0%, 98%);
  --card-border:      hsl(0, 0%, 95%);
  --card-fg:          hsl(0, 0%, 12%);
  --accent:           hsl(24, 18%, 88%);
  --accent-fg:        hsl(24, 18%, 18%);
  --radius:           0.5rem;
  --radius-lg:        0.75rem;
  --font-sans:        Inter, system-ui, -apple-system, sans-serif;
  --font-heading:     'Space Grotesk', system-ui, sans-serif;
  --nav-height:       5rem;
  --max-width:        1280px;
  --content-width:    56rem;
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  line-height: 1.7;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--foreground);
  letter-spacing: -0.02em;
}

/* ── Layout helpers ──────────────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container--narrow {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Navigation ──────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--background);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  background: rgba(255,255,255,0.95);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 1rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--foreground);
  text-decoration: none;
}
.nav-logo img {
  height: 3rem;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: hsl(0,0%,50%);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-links a:hover,
.nav-links a.current { color: var(--foreground); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: var(--primary);
  color: #fff !important;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.15s;
}
.nav-cta:hover { background: var(--primary-hover) !important; color: #fff !important; }
.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--foreground);
  padding: 0.25rem;
}
.nav-mobile-menu {
  display: none;
  border-top: 1px solid var(--border);
  padding: 1rem 0;
}
.nav-mobile-menu.is-open { display: block; }
.nav-mobile-menu a {
  display: block;
  padding: 0.625rem 1.5rem;
  font-size: 0.9375rem;
  color: hsl(0,0%,40%);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-mobile-menu a:hover { color: var(--foreground); }
.nav-mobile-menu .nav-cta {
  margin: 0.5rem 1.5rem 0;
  justify-content: center;
}
@media (max-width: 767px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
}

/* ── Page hero banner (blog index) ──────────────────────────────────────── */
.page-hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
}
.page-hero p {
  font-size: 1.125rem;
  color: var(--muted-fg);
  max-width: 40rem;
  line-height: 1.7;
}

/* ── Blog listing grid ───────────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 4rem 0 5rem;
}
@media (min-width: 768px)  { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }

/* ── Article card ────────────────────────────────────────────────────────── */
.article-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
}
.article-card:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.article-card__thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--muted);
}
.article-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.article-card:hover .article-card__thumb img { transform: scale(1.03); }
.article-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-card__category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--muted);
  color: var(--muted-fg);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  width: fit-content;
}
.article-card h2 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  line-height: 1.35;
  color: var(--card-fg);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card h2 a { color: inherit; text-decoration: none; }
.article-card h2 a:hover { color: var(--primary); }
.article-card__excerpt {
  font-size: 0.9375rem;
  color: var(--muted-fg);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1.25rem;
}
.article-card__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--muted-fg);
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.article-card__meta span { display: flex; align-items: center; gap: 0.25rem; }
.article-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap 0.15s;
}
.article-card__read-more:hover { gap: 0.6rem; color: var(--primary-hover); }

/* ── Single article ──────────────────────────────────────────────────────── */
.article-header {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--border);
}
.article-header__category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}
.article-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.5rem;
  max-width: 46rem;
}
.article-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
}
.article-header__meta span {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}
.article-featured-img {
  width: 100%;
  max-height: 28rem;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin: 3rem 0;
}

/* ── Article body prose ──────────────────────────────────────────────────── */
.article-content {
  padding: 0 0 5rem;
}
.prose {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: hsl(0,0%,25%);
  max-width: 100%;
}
.prose h2 {
  font-size: 1.75rem;
  margin: 3rem 0 1rem;
  color: var(--foreground);
}
.prose h3 {
  font-size: 1.375rem;
  margin: 2rem 0 0.75rem;
  color: var(--foreground);
}
.prose p  { margin-bottom: 1.5rem; }
.prose ul, .prose ol { margin: 1rem 0 1.5rem 1.5rem; }
.prose li { margin-bottom: 0.5rem; }
.prose strong { font-weight: 600; color: var(--foreground); }
.prose a { color: var(--primary); text-decoration: underline; }
.prose a:hover { color: var(--primary-hover); }
.prose blockquote {
  border-left: 3px solid var(--primary);
  padding: 0.75rem 1.25rem;
  margin: 2rem 0;
  background: var(--primary-light);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--muted-fg);
}
.prose code {
  background: var(--muted);
  padding: 0.15em 0.4em;
  border-radius: 0.25rem;
  font-size: 0.875em;
  font-family: Menlo, monospace;
}
.prose pre {
  background: hsl(0,0%,12%);
  color: #f1f1f1;
  padding: 1.5rem;
  border-radius: var(--radius);
  overflow-x: auto;
  margin: 2rem 0;
}
.prose pre code { background: none; padding: 0; color: inherit; }
.prose img {
  border-radius: var(--radius-lg);
  margin: 2rem 0;
  width: 100%;
}
.prose hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

/* ── Article CTA box ─────────────────────────────────────────────────────── */
.article-cta {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin: 4rem 0 0;
  text-align: center;
}
.article-cta h2 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}
.article-cta p {
  color: var(--muted-fg);
  margin-bottom: 1.5rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  text-decoration: none;
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn--primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.btn--outline {
  background: transparent;
  color: var(--foreground);
  border-color: var(--border);
}
.btn--outline:hover { border-color: var(--foreground); color: var(--foreground); }
.btn--ghost {
  background: transparent;
  color: var(--muted-fg);
  border-color: transparent;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}
.btn--ghost:hover { background: var(--muted); color: var(--foreground); }
.btn--sm { padding: 0.4rem 1rem; font-size: 0.875rem; }

/* ── Back link ───────────────────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-fg);
  margin-bottom: 2rem;
  transition: color 0.15s;
}
.back-link:hover { color: var(--foreground); }
.back-link svg { width: 1rem; height: 1rem; }

/* ── Pagination ──────────────────────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 2rem 0 4rem;
}
.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0 0.75rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-fg);
  border: 1px solid var(--border);
  transition: all 0.15s;
  text-decoration: none;
}
.page-numbers:hover   { border-color: var(--foreground); color: var(--foreground); }
.page-numbers.current { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--card);
  border-top: 1px solid var(--card-border);
  padding: 3rem 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
  }
}
.footer-col {}
.footer-logo-link { display: inline-block; margin-bottom: 1rem; }
.footer-logo { height: 3rem; width: auto; }
.footer-tagline {
  font-size: 0.9375rem;
  color: var(--muted-fg);
  line-height: 1.6;
  max-width: 28rem;
}
.footer-heading {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--foreground);
  margin-bottom: 1rem;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer-links a {
  font-size: 0.9375rem;
  color: var(--muted-fg);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--foreground); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  text-align: center;
}
.footer-copy {
  font-size: 0.8125rem;
  color: var(--muted-fg);
}

/* ── 404 page ────────────────────────────────────────────────────────────── */
.not-found {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 1.5rem;
  text-align: center;
}
.not-found__number {
  font-family: var(--font-heading);
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 700;
  color: var(--primary);
  opacity: 0.12;
  line-height: 1;
  margin-bottom: -2rem;
  user-select: none;
}
.not-found h1 { font-size: 2rem; margin-bottom: 0.75rem; }
.not-found p  { color: var(--muted-fg); margin-bottom: 2rem; max-width: 28rem; }
.not-found__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── Utility ─────────────────────────────────────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}