/*
Theme Name: Wintering Terminal
Theme URI: https://example.com/wintering-terminal
Author: Your Name
Author URI: https://example.com
Description: A classic WordPress editorial theme heavily inspired by the terminal-style aesthetic used on joanwestenberg.com, with built-in dark and light color modes.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
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: wintering-terminal
Tags: blog, one-column, custom-logo, featured-images, custom-menu, threaded-comments, translation-ready
*/

:root {
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-width: 1200px;
  --content-width: 720px;
  --gap: 24px;
  --radius: 2px;
  --transition: 0.2s ease;
}

body.theme-dark,
body {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-tertiary: #1a1a1a;
  --bg-card: #0f0f0f;
  --bg-card-hover: #161616;

  --text-primary: #e0e0e0;
  --text-secondary: #888888;
  --text-muted: #555555;
  --text-dim: #333333;

  --accent: #ffffff;
  --accent-dim: #cccccc;
  --accent-glow: rgba(255, 255, 255, 0.1);
  --accent-glow-strong: rgba(255, 255, 255, 0.2);

  --border: #1e1e1e;
  --border-bright: #2a2a2a;
}

body.theme-light {
  --bg-primary: #f5f5f7;
  --bg-secondary: #ffffff;
  --bg-tertiary: #ebebef;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f0f3;

  --text-primary: #111111;
  --text-secondary: #444444;
  --text-muted: #777777;
  --text-dim: #a9a9af;

  --accent: #111111;
  --accent-dim: #444444;
  --accent-glow: rgba(0, 0, 0, 0.04);
  --accent-glow-strong: rgba(0, 0, 0, 0.08);

  --border: #d6d6dc;
  --border-bright: #bebec8;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 0;
}

body.theme-light::after {
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(17, 17, 17, 0.015) 2px,
    rgba(17, 17, 17, 0.015) 4px
  );
}

::selection {
  background: var(--accent);
  color: var(--bg-primary);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition), border-color var(--transition), background var(--transition);
}

a:hover {
  opacity: 0.8;
}

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

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

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

.screen-reader-text:focus {
  clip: auto;
  width: auto;
  height: auto;
  margin: 0;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  z-index: 9999;
}

.site-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.content-width {
  max-width: var(--content-width);
  margin: 0 auto;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.1em;
  background: var(--accent);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

body.theme-light .site-header {
  background: rgba(245, 245, 247, 0.92);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 56px;
}

.site-logo {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
}

.site-logo:hover {
  opacity: 1;
  color: var(--text-primary);
}

.site-logo .prompt {
  color: var(--accent);
  margin-right: 0.15rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.site-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
}

.site-nav li {
  display: flex;
}

.site-nav a {
  color: var(--text-secondary);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 8px 14px;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.site-nav a:hover,
.site-nav .current-menu-item > a,
.site-nav .current_page_item > a {
  color: var(--accent);
  opacity: 1;
}

.nav-toggle,
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  letter-spacing: 0.05em;
  min-height: 40px;
}

.theme-toggle {
  min-width: 44px;
  padding: 6px 10px;
}

.nav-toggle:hover,
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.nav-toggle {
  display: none;
}

.status-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 6px 0;
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-bar .container,
.status-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-bar .container {
  justify-content: space-between;
  flex-wrap: wrap;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent-glow-strong);
}

main {
  display: block;
}

.section-header {
  padding: 60px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.section-header .section-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.section-header h1,
.section-header h2 {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.section-description {
  margin-top: 1rem;
  max-width: 60ch;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 1rem;
}

.post-feed {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding-bottom: 60px;
}

.post-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  color: inherit;
}

.post-card:hover {
  background: var(--bg-card-hover);
  opacity: 1;
}

.post-card-idx {
  font-size: 0.7rem;
  color: var(--text-muted);
  min-width: 30px;
  padding-top: 4px;
}

.post-card-tag {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.post-card-title {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.post-card:hover .post-card-title {
  color: var(--accent);
}

.post-card-excerpt {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.post-card-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-align: right;
  white-space: nowrap;
  padding-top: 4px;
}

.post-card-meta .reading-time {
  display: block;
  margin-top: 4px;
  color: var(--text-dim);
}

.article-header,
.page-header {
  padding: 80px 0 48px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 48px;
}

.article-meta-top,
.page-meta-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.article-title,
.page-title {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.article-excerpt,
.page-excerpt {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 32px;
}

.article-meta-bottom,
.page-meta-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.article-meta-bottom strong,
.page-meta-bottom strong {
  color: var(--text-secondary);
  font-weight: 500;
}

.article-feature-image,
.page-feature-image {
  width: 100%;
  margin-bottom: 48px;
  border: 1px solid var(--border);
}

.entry-content {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-primary);
  padding-bottom: 60px;
}

.entry-content > * {
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

.entry-content > * + * {
  margin-top: 1.5em;
}

.entry-content h2,
.entry-content h3,
.entry-content h4,
.entry-content h5,
.entry-content h6 {
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.entry-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-top: 2.5em;
  padding-top: 1.5em;
  border-top: 1px solid var(--border);
}

.entry-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
  margin-top: 2em;
}

.entry-content h4,
.entry-content h5,
.entry-content h6 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 1.8em;
}

.entry-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--accent-dim);
}

.entry-content a:hover {
  text-decoration-color: var(--accent);
  opacity: 1;
}

.entry-content strong {
  font-weight: 600;
}

.entry-content blockquote {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 24px;
  font-style: italic;
  color: var(--text-secondary);
}

.entry-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: var(--radius);
  color: var(--accent);
}

.entry-content pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 20px 24px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
}

.entry-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}

.entry-content ul,
.entry-content ol {
  padding-left: 1.5em;
}

.entry-content hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 3em auto;
}

.entry-content figcaption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
  letter-spacing: 0.05em;
}

.pagination,
.posts-navigation .nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 40px 0 60px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pagination a,
.posts-navigation a {
  color: var(--text-secondary);
  padding: 8px 16px;
  border: 1px solid var(--border);
}

.pagination a:hover,
.posts-navigation a:hover {
  color: var(--accent);
  border-color: var(--accent);
  opacity: 1;
}

.empty-state,
.not-found {
  padding: 80px 0;
}

.empty-state p,
.not-found p {
  font-family: var(--font-sans);
  color: var(--text-secondary);
  max-width: 60ch;
}

.search-form {
  display: flex;
  gap: 0;
  max-width: 460px;
  margin-top: 1.5rem;
}

.search-form label {
  flex: 1;
}

.search-field {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-bright);
  border-right: none;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 12px 16px;
  outline: none;
}

.search-field:focus {
  border-color: var(--accent);
}

.search-submit {
  background: var(--accent);
  color: var(--bg-primary);
  border: 1px solid var(--accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 24px;
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding: 32px 0;
  background: var(--bg-secondary);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.footer-left,
.footer-nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-nav {
  list-style: none;
}

.footer-nav a {
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

.footer-nav a:hover {
  color: var(--accent);
  opacity: 1;
}

.footer-right {
  font-family: var(--font-mono);
}

@media (max-width: 900px) {
  .site-header .container {
    flex-wrap: wrap;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    display: none;
    width: 100%;
    border-top: 1px solid var(--border);
    padding-top: 0.5rem;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav li,
  .site-nav a {
    width: 100%;
  }

  .post-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .post-card-meta {
    text-align: left;
    white-space: normal;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }

  .status-bar .container,
  .footer-inner,
  .footer-left {
    flex-direction: column;
    align-items: flex-start;
  }

  .article-header,
  .page-header {
    padding: 56px 0 36px;
    margin-bottom: 36px;
  }

  .article-title,
  .page-title {
    font-size: clamp(1.6rem, 9vw, 2.2rem);
  }

  .entry-content {
    font-size: 1rem;
  }

  .search-form {
    flex-direction: column;
  }

  .search-field {
    border-right: 1px solid var(--border-bright);
  }
}

.comments-area {
  padding-bottom: 60px;
}

.comment-list {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
}

.comment-list .comment {
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
}

.comment-list .children {
  list-style: none;
  margin-top: 20px;
  margin-left: 24px;
  padding-left: 24px;
  border-left: 1px solid var(--border);
}

.comment-body {
  font-family: var(--font-sans);
}

.comment-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.comment-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.comment-author .avatar {
  border-radius: 50%;
  border: 1px solid var(--border);
}

.comment-author .fn {
  color: var(--text-primary);
  font-style: normal;
  font-family: var(--font-mono);
}

.comment-content {
  color: var(--text-primary);
  line-height: 1.8;
}

.comment-content p + p {
  margin-top: 1em;
}

.reply a,
.comment-reply-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.comment-form {
  font-family: var(--font-sans);
}

.comment-form p {
  margin-bottom: 16px;
}

.comment-form label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-secondary);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
  padding: 12px 14px;
  outline: none;
  font-family: var(--font-sans);
}

.comment-form input:focus,
.comment-form textarea:focus {
  border-color: var(--accent);
}

.comment-notes,
.logged-in-as,
.comments-closed {
  font-family: var(--font-sans);
  color: var(--text-secondary);
}

.form-submit {
  margin-top: 20px;
}