/* assets/css/main.css */
:root {
  --swiss-paper: #F4F4F0;
  --carbon-black: #111213;
  --concrete-gray: #5E5E5E;
  --safety-red: #E62B1E;
  --blueprint-blue: #0055FF;
  --border-color: rgba(115, 115, 115, 0.4);
  --border-light: rgba(115, 115, 115, 0.15);
  --border-ultra-light: rgba(17, 18, 19, 0.40);
  --bg-overlay: rgba(255, 255, 255, 0.35);
  --bg-overlay-2: rgba(17, 18, 19, 0.10);
  --footer-border: #E5E5E5;
}

[data-theme="dark"] {
  --swiss-paper: #111213;
  --carbon-black: #EAEAEA;
  --concrete-gray: #A0A0A0;
  --safety-red: #FF4440;
  --blueprint-blue: #4488FF;
  --border-color: rgba(255, 255, 255, 0.12);
  --border-light: rgba(255, 255, 255, 0.06);
  --border-ultra-light: rgba(255, 255, 255, 0.15);
  --bg-overlay: rgba(30, 30, 30, 0.4);
  --bg-overlay-2: rgba(244, 244, 240, 0.1);
  --footer-border: #2A2A2A;
}



:root { --blueprint-blue: #0055FF; }


:root { --safety-red: #E62B1E; }



body {
  background-color: var(--swiss-paper);
  color: var(--carbon-black);
  font-family: 'Inter', sans-serif; /* Assumes you load Inter from Google Fonts */
  margin: 0;
  padding: 0;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Main Container with CSS Grid */
.layout-wrapper {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px;
  display: grid;
  grid-template-columns: 7fr 3fr; /* <-- THE MAGIC: 70% left, 30% right */
  gap: 80px; /* Lots of breathing room between content and sidebar */
  // min-height: calc(100vh - 200px);
}

/* Swiss Typography */
h1 {
  font-weight: 900;
  font-size: 4.5rem;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-top: 0;
}

h2, h3, h4, h5, h6 {
  font-weight: 900;
  letter-spacing: -0.02em;
}

.content-primary a,
.content-primary a:visited {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  text-decoration-color: rgba(17, 18, 19, 0.45);
}

.content-primary a:hover {
  color: inherit;
  text-decoration-color: rgba(17, 18, 19, 0.9);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.content-primary a:focus-visible {
  outline: 1px solid var(--blueprint-blue);
  outline-offset: 2px;
  border-radius: 2px;
}

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

/* Content Cards (Left Side) */
.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  // gap: 64px;
  // gap: 48px;
  gap: 56px;
  margin-top: 60px;
}

@media (min-width: 768px) {
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/*
@media (min-width: 1400px) {
  .article-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
*/

.article-card img {
  width: 100%;
  border-radius: 2px;
  aspect-ratio: 4/3;
  object-fit: cover;
  margin-bottom: 12px;
  border: 1px solid var(--border-color);
}

.card-date {
  display: block;
  font-size: 0.8rem;
  color: var(--concrete-gray);
  margin-bottom: 6px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.card-title {
  font-weight: 900;
  // font-size: 1.4rem;
  font-size: 1.4rem;
  line-height: 1.2;
  margin: 0 0 12px 0;
  // letter-spacing: -0.02em;
  letter-spacing: -0.5px;
}

.card-description {
  font-size: 1rem;
  color: var(--concrete-gray);
  margin-top: 10px;
  line-height: 1.4;
}

/* Sidebar (Right) - Technical Manual Look */
.sidebar {
  border-left: 1px solid var(--border-color);
  padding-left: 32px;
}

.sidebar-section {
  margin-bottom: 40px;
}

.sidebar-section h3 {
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--concrete-gray);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar li {
  margin-bottom: 0;
  font-size: 0.95rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
}

.sidebar li:last-child {
  border-bottom: none;
}

/* Log list (Code Style) */
.log-list-date {
  font-family: 'JetBrains Mono', monospace;
  color: var(--concrete-gray);
  font-size: 0.85rem;
  display: block;
}

.log-list-action {
    display: block;
    color: var(--carbon-black);
    font-size: 0.95rem;
    line-height: 1.4;
    font-weight: 500;
}

/* If you decide to make the action a link to the post (recommended) */
.log-list-action a {
    color: var(--blueprint-blue);
    text-decoration: none;
    transition: color 0.15s ease, text-decoration 0.15s ease;
}

.log-list-action a:hover {
    color: var(--safety-red);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Header Flexbox */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 40px;
    max-width: 1200px;
    margin: 0 auto;
    // border-bottom: 2px solid var(--carbon-black);
    // border-bottom: 1px solid var(--carbon-black);
    border-bottom: 1.5px solid var(--border-ultra-light);
    box-sizing: border-box;
    width: 100%;
}

.brand a {
    font-size: 1.6rem;
    font-weight: 900;
    text-decoration: none;
    color: var(--carbon-black);
    letter-spacing: -0.04em;
}

.main-nav a,
.main-nav a:visited {
    text-decoration: none;
    color: var(--carbon-black);
    margin-left: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: color 0.15s ease, text-decoration 0.15s ease;
}

.main-nav a:hover {
    color: var(--carbon-black);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
}

.main-nav a:active {
    color: var(--carbon-black);
}

.main-nav a:focus-visible {
    outline: 1px solid var(--blueprint-blue);
    outline-offset: 3px;
    border-radius: 2px;
}

.rss-link {
    font-size: 0.9rem;
    opacity: 0.6;
}

.rss-link:hover {
    opacity: 1;
    color: var(--blueprint-blue);
}

/* Single Post Layout */
.post-meta {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--concrete-gray);
    margin-bottom: 15px;
}

.post-title {
    font-size: 3.5rem; /* Slightly smaller than the index H1 */
    margin-bottom: 20px;
}

.post-subtitle {
    font-size: 1.4rem;
    color: var(--concrete-gray);
    margin-bottom: 40px;
    line-height: 1.4;
}

.post-hero img {
    width: 100%;
    height: auto;
    margin-bottom: 40px;
}

/* Readable content */
  .post-content {
    font-size: 1rem;
  }
}

/* 404 Page - Swiss Style */
.not-found-content {
  margin-top: 80px;
  border-left: 4px solid var(--safety-red);
  padding-left: 24px;
}

.not-found-title {
  font-size: 7rem;
  font-weight: 900;
  line-height: 1;
  margin: 0 0 20px 0;
  letter-spacing: -0.04em;
}

.not-found-lead {
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 12px 0;
  color: var(--carbon-black);
}

.not-found-text {
  font-size: 0.95rem;
  color: var(--concrete-gray);
  margin: 0 0 24px 0;
  max-width: 420px;
  line-height: 1.5;
}

.not-found-back,
.not-found-back:visited {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--carbon-black);
  border-bottom: 1px solid var(--carbon-black);
  padding-bottom: 2px;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.not-found-back:hover {
  color: var(--carbon-black);
  border-bottom-color: var(--carbon-black);
}

.not-found-back:active {
  color: var(--carbon-black);
}

.not-found-back:focus-visible {
  outline: 1px solid var(--blueprint-blue);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (max-width: 900px) {
  .site-header {
    flex-direction: column;
    gap: 12px;
    padding: 14px 16px;
    text-align: center;
  }

  .main-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }

  .main-nav a {
    margin-left: 0;
  }

  .layout-wrapper {
    grid-template-columns: 1fr;
    padding: 20px;
    gap: 40px;
  }

  .sidebar {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border-light);
    padding-top: 40px;
    // letter-spacing: 0.12em;
  }

  h1 {
    font-size: 2.5rem;
  }

  .post-title {
    font-size: 2rem;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }

  .log-entry {
    flex-direction: column;
    gap: 10px;
  }

  .log-date {
    width: auto;
  }

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

/* Footer - Swiss Style */
.site-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px;
  border-top: 1px solid var(--footer-border);
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.social-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.social-links a {
  color: var(--carbon-black);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s ease, text-decoration 0.15s ease;
}

.social-links a:hover {
  color: var(--blueprint-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer p {
  color: var(--concrete-gray);
  font-size: 0.85rem;
  margin: 0;
}

@media (max-width: 600px) {
  .site-footer {
    padding: 30px 20px;
  }

  .social-links {
    gap: 16px;
  }
}

/* ===== Swiss Operator / Comments Section ===== */

.comments-section {
  margin-top: 88px;
  padding-top: 0;
}

.comments-header {
  margin-bottom: 20px;
  border-top: 1px solid var(--border-ultra-light);
  padding-top: 14px;
}

.comments-title {
  margin: 0;
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--concrete-gray);
}

/*
.comments-shell {
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(17, 18, 19, 0.10);
  border-radius: 0;
  padding: 14px;
}
*/

.comments-shell iframe {
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
}

.comments-section::after {
  content: "";
  display: block;
  margin-top: 48px;
  border-bottom: 1px solid var(--border-ultra-light);
}

/* ===== Dark Mode Toggle ===== */
.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 4px;
  color: var(--carbon-black);
  font-size: 0.85rem;
  font-weight: 500;
  margin-left: 20px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.theme-icon-sun,
.theme-icon-moon {
  width: 14px;
  height: 14px;
}

.theme-toggle:hover {
  background-color: var(--border-light);
}

.theme-icon-sun,
.theme-icon-moon {
  display: none;
  color: var(--carbon-black);
  width: 14px;
  height: 14px;
}

[data-theme="light"] .theme-icon-sun {
  display: block;
}

[data-theme="dark"] .theme-icon-moon {
  display: block;
}