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

:root {
  --bg:        #f5f5f7;
  --surface:   #ffffff;
  --border:    #e5e7eb;
  --text:      #111827;
  --text-2:    #6b7280;
  --text-3:    #9ca3af;
  --accent:    #6366f1;
  --accent-lt: #eef2ff;
  --green:     #10b981;
  --green-lt:  #d1fae5;
  --amber:     #f59e0b;
  --amber-lt:  #fef3c7;
  --red:       #ef4444;
  --red-lt:    #fee2e2;
  --blue:      #3b82f6;
  --blue-lt:   #dbeafe;
  --radius:    12px;
  --shadow:    0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04);
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
}

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

/* ── Layout ── */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Header ── */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 20px 0 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: 20px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
}
.site-logo:hover { text-decoration: none; }
.logo-mark {
  color: var(--accent);
  font-size: 22px;
}
.site-tagline {
  font-size: 13px;
  color: var(--text-2);
  border-left: 1px solid var(--border);
  padding-left: 20px;
}

/* ── Lang switcher ── */
.lang-switcher {
  margin-left: auto;
  display: flex;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px;
}
.lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  color: var(--text-2);
  text-decoration: none;
  transition: background .15s, color .15s, box-shadow .15s;
  white-space: nowrap;
}
.lang-btn:hover { color: var(--text); text-decoration: none; background: rgba(0,0,0,.04); }
.lang-btn--active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
}
.lang-flag { font-size: 14px; line-height: 1; }
.lang-code { letter-spacing: .3px; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  margin-top: 64px;
  text-align: center;
  font-size: 13px;
  color: var(--text-3);
}

/* ── Hero ── */
.page-hero {
  padding: 48px 0 32px;
}
.page-hero h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.page-hero p {
  font-size: 16px;
  color: var(--text-2);
  max-width: 600px;
}

/* ── Posts Grid ── */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  padding-bottom: 48px;
}

.post-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow .15s, border-color .15s, transform .15s;
  color: var(--text);
  text-decoration: none;
  position: relative;
}
.post-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #d1d5db;
  transform: translateY(-1px);
  text-decoration: none;
}
.post-card--latest {
  border-color: var(--accent);
  grid-column: span 2;
}
@media (max-width: 640px) { .post-card--latest { grid-column: span 1; } }

.post-card__date {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  color: var(--text-3);
  margin-bottom: 8px;
}
.post-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.meta-item {
  font-size: 12px;
  color: var(--text-2);
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 20px;
}
.meta-icon { color: var(--accent); }

.post-card__theme {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.post-card__summary {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
  margin-bottom: 16px;
}
.post-card__cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
}

/* ── Badges ── */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 2px 8px;
  border-radius: 4px;
  position: absolute;
  top: 16px;
  right: 16px;
}
.badge--new { background: var(--accent); color: #fff; }

.score-pill {
  font-family: 'Courier New', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
}
.score-pill--high { background: var(--accent-lt); color: var(--accent); }
.score-pill--mid  { background: var(--amber-lt);  color: var(--amber); }
.score-pill--low  { background: var(--bg);        color: var(--text-3); }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-2);
}
.empty-state__icon { font-size: 48px; color: var(--text-3); margin-bottom: 16px; }
.empty-state h2 { font-size: 24px; color: var(--text); margin-bottom: 8px; }
.empty-state code {
  display: inline-block;
  margin-top: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
}

/* ── Breadcrumb ── */
.breadcrumb {
  padding: 24px 0 0;
  font-size: 14px;
  color: var(--text-2);
}
.breadcrumb a { color: var(--text-2); }
.breadcrumb a:hover { color: var(--accent); }

/* ── Digest ── */
.digest { padding: 0 0 64px; }

.digest-header {
  padding: 32px 0 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 48px;
}
.digest-date {
  font-family: 'Courier New', monospace;
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 6px;
}
.digest-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.digest-summary {
  font-size: 17px;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: 24px;
}
.digest-stats {
  display: flex;
  gap: 32px;
}
.stat__num {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat__label {
  font-size: 12px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ── Section ── */
.section {
  margin-bottom: 56px;
}
.section-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-icon { color: var(--accent); }
.section-sub {
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 24px;
}

/* ── Top 5 ── */
.top5-list { display: flex; flex-direction: column; gap: 12px; }

.top5-card {
  display: flex;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.top5-card--rank1 { border-color: #fbbf24; background: #fffbeb; }
.top5-card--rank2 { border-color: #9ca3af; }
.top5-card--rank3 { border-color: #d97706; }

.top5-card__rank {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-3);
  min-width: 36px;
  padding-top: 2px;
}
.top5-card--rank1 .top5-card__rank { color: #d97706; }
.top5-card--rank2 .top5-card__rank { color: #9ca3af; }
.top5-card--rank3 .top5-card__rank { color: #b45309; }

.top5-card__body { flex: 1; }
.top5-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}
.top5-card__title {
  font-size: 17px;
  font-weight: 700;
}
.top5-card__desc, .top5-card__why {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 8px;
  line-height: 1.55;
}
.top5-card__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.occurrences {
  font-size: 12px;
  color: var(--text-3);
  align-self: center;
}

/* Score badges */
.score-trio { display: flex; gap: 6px; align-items: center; flex-shrink: 0; }

.score-badge {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
}
.score-badge--total { background: var(--accent); color: #fff; font-size: 14px; padding: 4px 10px; }
.score-badge--build { background: var(--green-lt); color: var(--green); }
.score-badge--market { background: var(--blue-lt); color: var(--blue); }

/* Score circle */
.score-circle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid;
  flex-shrink: 0;
}
.score-circle--high { border-color: var(--accent); color: var(--accent); }
.score-circle--mid  { border-color: var(--amber);  color: var(--amber); }
.score-circle--low  { border-color: var(--border);  color: var(--text-3); }
.score-circle__num { font-size: 16px; font-weight: 800; line-height: 1; }
.score-circle__label { font-size: 9px; text-transform: uppercase; letter-spacing: .5px; }

.score-mini {
  font-size: 12px;
  color: var(--text-2);
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 20px;
}

/* Difficulty badges */
.badge-diff {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  padding: 2px 8px;
  border-radius: 4px;
}
.badge-diff--easy   { background: var(--green-lt); color: var(--green); }
.badge-diff--medium { background: var(--amber-lt); color: var(--amber); }
.badge-diff--hard   { background: var(--red-lt);   color: var(--red); }

/* Market size badges */
.badge-mkt {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}
.badge-mkt--small  { background: var(--bg);     color: var(--text-3); }
.badge-mkt--medium { background: var(--blue-lt); color: var(--blue); }
.badge-mkt--large  { background: var(--accent-lt); color: var(--accent); }

/* ── Theme Cards ── */
.themes-list { display: flex; flex-direction: column; gap: 16px; }

.theme-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: box-shadow .15s;
}
.theme-card:hover { box-shadow: var(--shadow-md); }

.theme-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 12px;
}
.theme-card__left { display: flex; align-items: center; gap: 12px; }
.theme-index {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-3);
  background: var(--bg);
  padding: 2px 7px;
  border-radius: 4px;
  flex-shrink: 0;
}
.theme-card__name { font-size: 18px; font-weight: 700; }

.theme-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.theme-field {
  margin-bottom: 10px;
  font-size: 14px;
  display: flex;
  gap: 8px;
}
.theme-field--build .theme-field__value {
  background: var(--accent-lt);
  padding: 8px 12px;
  border-radius: 8px;
  border-left: 3px solid var(--accent);
  flex: 1;
}
.theme-field__label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-3);
  min-width: 72px;
  padding-top: 1px;
  flex-shrink: 0;
}
.theme-field__value { color: var(--text-2); flex: 1; }

.theme-signals { margin-bottom: 12px; font-size: 14px; }
.signals-list {
  list-style: none;
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.signals-list li {
  color: var(--text-2);
  padding-left: 16px;
  position: relative;
}
.signals-list li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: var(--accent);
  font-weight: 700;
}

.theme-sources { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.source-link {
  font-size: 12px;
  color: var(--text-3);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 4px;
  transition: color .1s, border-color .1s;
}
.source-link:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

/* ── Opportunities Table ── */
.opps-table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }

.opps-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--surface);
}
.opps-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-3);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.opps-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.opps-table tr:last-child td { border-bottom: none; }
.opps-table tr:hover td { background: var(--bg); }

.opp-title { font-weight: 500; min-width: 180px; }
.opp-title a { color: var(--text); }
.opp-title a:hover { color: var(--accent); }
.opp-desc { color: var(--text-2); min-width: 240px; line-height: 1.5; }
.opp-tags { min-width: 120px; }

.tag {
  display: inline-block;
  font-size: 11px;
  padding: 1px 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-2);
  margin: 2px 2px 2px 0;
}

/* ── Alert ── */
.alert {
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
}
.alert--warn { background: var(--amber-lt); color: #92400e; border-left: 3px solid var(--amber); }

/* ── Responsive ── */
@media (max-width: 640px) {
  .digest-title { font-size: 26px; }
  .digest-stats { gap: 20px; }
  .stat__num { font-size: 28px; }
  .theme-card__header { flex-direction: column; gap: 8px; }
  .top5-card { flex-direction: column; gap: 8px; }
  .site-tagline { display: none; }
}