/* ============================================
   View from the Cheap Seats — Main Stylesheet
   James Dillingham | jamesdillingham.com
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=Source+Serif+4:opsz,wght@8..60,300;8..60,400;8..60,600&family=JetBrains+Mono:wght@400;500&display=swap');

/* --- Variables --- */
:root {
  --bg:          #0d0d1a;
  --text:        #1a1a1a;
  --muted:       #444444;
  --accent:      #c0392b;
  --accent-dark: #96281b;
  --border:      #e0dbd2;
  --sidebar-bg:  #ffffff;
  --card-bg:     #ffffff;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Source Serif 4', Georgia, serif;
  --font-mono:    'JetBrains Mono', monospace;
  --max-width:    1100px;
  --content-width: 680px;
}

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

html { font-size: 18px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  background-image: url('https://images.unsplash.com/photo-1506318137071-a8e063b4bec0?w=1920&q=80');
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.75;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-dark); text-decoration: underline; }

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

/* --- Layout --- */
.site-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 3rem;
  align-items: start;
  padding: 2rem 0 4rem;
}

@media (max-width: 768px) {
  .content-grid { grid-template-columns: 1fr; }
  .sidebar { order: 2; }
}

/* --- Header --- */
.site-header {
  border-bottom: 2px solid var(--text);
  padding: 1.5rem 0 1rem;
}

.site-header .site-wrapper {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.site-title span {
  display: block;
  font-size: 0.75rem;
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.site-nav a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: color 0.2s;
}

.site-nav a:hover,
.site-nav a.active { color: var(--accent); }

/* --- Hero Banner --- */
.hero {
  position: relative;
  width: 100%;
  height: 480px;
  overflow: hidden;
  background: #0a0a12;
}

.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.85;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(10,10,18,0.7) 100%);
}

.hero-text {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--max-width);
  padding: 0 1.5rem;
  color: #fff;
}

.hero-text h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  font-style: italic;
  opacity: 0.85;
  letter-spacing: 0.02em;
}

/* --- Posts --- */
.post-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.post-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.post-tag {
  font-size: 0.7rem;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.15em 0.5em;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.post-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.post-title a { color: var(--text); text-decoration: none; }
.post-title a:hover { color: var(--accent); }

.post-body { font-size: 1rem; line-height: 1.8; color: #1a1a1a; }
.post-body p { margin-bottom: 1.25rem; }
.post-body h2 { font-family: var(--font-display); font-size: 1.4rem; margin: 2rem 0 0.75rem; }
.post-body h3 { font-family: var(--font-display); font-size: 1.15rem; margin: 1.5rem 0 0.5rem; }
.post-body blockquote {
  border-left: 3px solid var(--accent);
  margin: 1.5rem 0;
  padding: 0.5rem 0 0.5rem 1.5rem;
  font-style: italic;
  color: var(--muted);
}

/* Audio player */
.audio-player {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--sidebar-bg);
  border-radius: 2px;
  margin: 1.5rem 0;
  border: 1px solid var(--border);
}

.audio-btn {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s;
}

.audio-btn:hover { background: var(--accent-dark); }

.audio-btn svg { fill: white; width: 14px; height: 14px; margin-left: 2px; }

.audio-label {
  font-size: 0.8rem;
  font-family: var(--font-body);
  color: var(--muted);
  font-style: italic;
}

audio { width: 100%; height: 32px; }

/* Read more */
.read-more {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.85rem;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.read-more:hover { border-color: var(--accent); text-decoration: none; }

/* --- Comments --- */
.comments-section {
  margin-top: 3rem;
  border-top: 2px solid var(--border);
  padding-top: 2rem;
}

.comments-section h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.comments-note {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 2rem;
  font-style: italic;
}

.comment-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--card-bg);
  resize: vertical;
  min-height: 120px;
  margin-bottom: 0.75rem;
}

.comment-form input[type="text"],
.comment-form input[type="email"] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.6rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--card-bg);
  margin-bottom: 0.75rem;
}

.btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.6rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: background 0.2s;
}

.btn:hover { background: var(--accent-dark); }

/* --- Sidebar --- */
.sidebar { font-size: 0.9rem; }

.sidebar-widget {
  background: var(--sidebar-bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}

.sidebar-widget h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.01em;
}

.sidebar-widget p { color: #1a1a1a; font-size: 0.85rem; margin-bottom: 0.75rem; line-height: 1.6; }

.sidebar-widget input[type="email"] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  background: var(--card-bg);
  margin-bottom: 0.5rem;
}

.btn-sm {
  width: 100%;
  padding: 0.5rem;
  font-size: 0.8rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #1a1a1a;
  font-size: 0.85rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  transition: color 0.2s;
}

.sidebar-link:last-child { border-bottom: none; }
.sidebar-link:hover { color: var(--accent); text-decoration: none; }

.sidebar-link .icon { font-size: 1rem; flex-shrink: 0; }

/* AI methodology badge */
.ai-badge {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.75rem;
  background: var(--card-bg);
  border-radius: 2px;
  border: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.5;
}

.ai-badge .ai-icon { font-size: 1.1rem; margin-top: 0.1rem; flex-shrink: 0; }

/* --- Archive Page --- */
.archive-list { list-style: none; }

.archive-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.archive-item:first-child { border-top: 1px solid var(--border); }

.archive-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  padding-top: 0.2rem;
}

.archive-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.3;
}

.archive-excerpt { font-size: 0.85rem; color: var(--muted); margin-top: 0.25rem; }

/* --- About Page --- */
.about-content {
  max-width: var(--content-width);
}

.about-content h1 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.03em;
}

.about-content .subtitle {
  font-size: 1rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.about-content h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin: 2rem 0 0.75rem;
}

.about-content p { margin-bottom: 1.2rem; color: #e8e6e0; }

/* --- Contact Page --- */
.contact-form { max-width: 560px; }

.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.65rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--card-bg);
  color: var(--text);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea { min-height: 160px; resize: vertical; }

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 2rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.site-footer .site-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-note { font-style: italic; }

/* --- Page Title --- */
.page-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.25rem;
  padding: 2rem 0 0;
}

.page-subtitle {
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

/* --- Utilities --- */
.text-muted { color: var(--muted); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }