/* ========================================
   Jeremy's Page — Global Styles
   Dark theme, Linear/Notion/Vercel inspired
   ======================================== */

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

:root {
  --bg-primary: #0a0a0b;
  --bg-secondary: #111113;
  --bg-card: #16161a;
  --bg-card-hover: #1c1c21;
  --bg-nav: rgba(10, 10, 11, 0.85);
  --border: #222228;
  --border-light: #2a2a32;
  --text-primary: #ededef;
  --text-secondary: #8b8b96;
  --text-muted: #5c5c66;
  --accent: #6c63ff;
  --accent-dim: rgba(108, 99, 255, 0.12);
  --accent-hover: #7b73ff;
  --tag-blue: #2563eb;
  --tag-green: #059669;
  --tag-amber: #d97706;
  --tag-red: #dc2626;
  --tag-purple: #7c3aed;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.3), 0 0 0 1px var(--border);
  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
  --max-width: 900px;
}

html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

/* --- Top Navigation --- */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-nav);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo .logo-icon {
  width: 22px;
  height: 22px;
  background: var(--accent);
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: #fff;
  font-weight: 800;
}

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.87rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: var(--bg-card);
}

/* Mobile nav toggle */
.nav-toggle { display: none; background: none; border: none; color: var(--text-secondary); cursor: pointer; padding: 8px; }

/* --- Layout --- */
.page-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* --- Page Header --- */
.page-header {
  margin-bottom: 40px;
}

.page-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.page-header .subtitle {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.5;
}

/* --- Section Header (dashboard) --- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  margin-top: 48px;
}

.section-header:first-of-type { margin-top: 0; }

.section-header h2 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-header h2 .section-icon {
  font-size: 1rem;
  opacity: 0.7;
}

.section-header .view-all {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.section-header .view-all:hover {
  color: var(--text-secondary);
  border-color: var(--border-light);
  background: var(--bg-card);
}

/* --- Card Grid --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

/* --- Article Card --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.card .card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.card .card-date { font-family: var(--font-mono); font-size: 0.75rem; }

.card .card-tag {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tag-briefing { background: rgba(37, 99, 235, 0.15); color: #60a5fa; }
.tag-stock { background: rgba(5, 150, 105, 0.15); color: #34d399; }
.tag-issue { background: rgba(217, 119, 6, 0.15); color: #fbbf24; }
.tag-report { background: rgba(124, 58, 237, 0.15); color: #a78bfa; }
.tag-public { background: rgba(220, 38, 38, 0.15); color: #f87171; }

.card .card-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--text-primary);
}

.card .card-excerpt {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Empty State --- */
.empty-state {
  padding: 48px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.88rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
}

.empty-state .empty-icon { font-size: 1.8rem; margin-bottom: 12px; opacity: 0.4; }

/* --- Article Page --- */
.article-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.article-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.article-header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.35;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.article-meta .separator { color: var(--border-light); }

.article-body {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text-secondary);
}

.article-body h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 36px 0 16px;
  letter-spacing: -0.02em;
}

.article-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 28px 0 12px;
}

.article-body p { margin-bottom: 16px; }

.article-body ul, .article-body ol {
  margin: 12px 0 16px 20px;
}

.article-body li { margin-bottom: 6px; }

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  margin: 20px 0;
  background: var(--accent-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-card);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.article-body pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  overflow-x: auto;
  margin: 20px 0;
}

.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.82rem;
  line-height: 1.6;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.88rem;
}

.article-body th, .article-body td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.article-body th {
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-secondary);
}

/* Callout box */
.callout {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin: 20px 0;
  font-size: 0.88rem;
  line-height: 1.6;
}

.callout-info { background: rgba(37, 99, 235, 0.08); border: 1px solid rgba(37, 99, 235, 0.2); }
.callout-warning { background: rgba(217, 119, 6, 0.08); border: 1px solid rgba(217, 119, 6, 0.2); }
.callout-insight { background: rgba(108, 99, 255, 0.08); border: 1px solid rgba(108, 99, 255, 0.2); }

.callout-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

/* --- Search --- */
.search-container {
  position: relative;
  margin-bottom: 32px;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 12px 48px 12px 42px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: all var(--transition);
}

.search-input::placeholder { color: var(--text-muted); }

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.search-kbd {
  position: absolute;
  right: 14px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  pointer-events: none;
}

.search-input:focus ~ .search-kbd { display: none; }

.search-results {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 50;
  max-height: 340px;
  overflow-y: auto;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  color: inherit;
  text-decoration: none;
  transition: background var(--transition);
  border-bottom: 1px solid var(--border);
}

.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--bg-card-hover); }

.search-result-title {
  flex: 1;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
}

.search-result-title mark {
  background: var(--accent-dim);
  color: var(--accent-hover);
  padding: 0 2px;
  border-radius: 2px;
}

.search-empty {
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* --- Section Navigation Grid (dashboard) --- */
.section-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 48px;
}

.section-nav-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.section-nav-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-accent, var(--accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.section-nav-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.25);
}

.section-nav-card:hover::before { opacity: 1; }

.snc-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.snc-icon { font-size: 1.3rem; }

.snc-count {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 2px 10px;
  border-radius: 20px;
  min-width: 28px;
  text-align: center;
}

.snc-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.snc-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Card List (row style, for recent articles) --- */
.card-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-card);
  text-decoration: none;
  color: inherit;
  transition: background var(--transition);
  border-bottom: 1px solid var(--border);
}

.card-row:last-child { border-bottom: none; }
.card-row:hover { background: var(--bg-card-hover); }

.card-row-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.card-row-title {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- Stats Row (legacy, kept for section pages) --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 40px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  text-align: center;
}

.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.stat-card .stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Back link --- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  padding: 4px 0;
  transition: color var(--transition);
}

.back-link:hover { color: var(--text-primary); }

/* --- Footer --- */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* --- Responsive --- */
@media (max-width: 640px) {
  html { font-size: 14px; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg-nav);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 12px;
    gap: 2px;
  }
  .nav-links.open a { padding: 10px 16px; }
  .nav-toggle { display: block; }

  .page-container, .article-container { padding: 24px 16px 60px; }
  .page-header h1 { font-size: 1.4rem; }
  .article-header h1 { font-size: 1.4rem; }
  .card-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .section-header { margin-top: 36px; }
  .section-nav-grid { grid-template-columns: 1fr 1fr; }
  .card-row-title { font-size: 0.85rem; }
  .card-row { padding: 12px 14px; }
}

@media (max-width: 400px) {
  .stats-row { grid-template-columns: 1fr; }
  .section-nav-grid { grid-template-columns: 1fr; }
}