/* =========================================================
   AI Qadam — Domain components & mockup styles
   ========================================================= */

/* ---------- Header (top nav) ---------- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklch, var(--background) 80%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.app-header-inner {
  display: flex;
  align-items: center;
  height: 56px;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 24px; height: 24px;
  border-radius: 6px;
  background: var(--foreground);
  color: var(--background);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.brand-suffix {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-foreground);
  border-left: 1px solid var(--border);
  padding-left: 10px;
  margin-left: 4px;
  letter-spacing: 0;
}

/* ---------- Logo: mark (footprint only) ---------- */
/* Use inside .brand for nav, favicon-context, or any compact surface.
   Combine with .brand-mark to inherit the 24px sizing slot, or use the
   .brand-mark-logo size modifiers below for stand-alone placements. */
.brand-mark.logo {
  background: transparent;
  padding: 0;
  border-radius: 0;
  width: 28px;
  height: 28px;
}
.brand-mark.logo svg,
.brand-mark.logo img,
.brand-mark-logo svg,
.brand-mark-logo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.brand-mark-logo {
  display: inline-flex;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.brand-mark-logo.sm { width: 20px; height: 20px; }
.brand-mark-logo.md { width: 28px; height: 28px; }
.brand-mark-logo.lg { width: 40px; height: 40px; }
.brand-mark-logo.xl { width: 64px; height: 64px; }

/* ---------- Logo: full (footprint + AI QADAM wordmark) ---------- */
/* Splash screens, hero surfaces, marketing. Sizes are width-driven;
   height scales automatically since viewBox is ~1:1. */
.brand-logo {
  display: inline-block;
  line-height: 0;
  flex-shrink: 0;
}
.brand-logo svg,
.brand-logo img {
  display: block;
  width: 100%;
  height: auto;
}
.brand-logo.sm { width: 96px; }
.brand-logo.md { width: 160px; }
.brand-logo.lg { width: 240px; }
.brand-logo.xl { width: 360px; }

/* ---------- Download link ---------- */
/* Small mono pill for downloadable assets — sits next to a .codechip
   labelling the file. Pair with the download attribute on the <a>. */
.download-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--foreground);
  background: var(--card);
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.download-link:hover,
.download-link:focus-visible {
  background: var(--primary);
  color: var(--primary-foreground);
  border-color: var(--primary);
}
.download-link svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}
.app-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 16px;
}
.app-nav a {
  height: 32px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  color: var(--muted-foreground);
  border-radius: var(--radius);
  transition: color 150ms var(--ease-out), background 150ms var(--ease-out);
}
.app-nav a:hover { color: var(--foreground); }
.app-nav a.active { color: var(--foreground); }
.app-nav a.active::after {
  content: '';
  display: block;
}
.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* selector pill (country/lang) */
.selector {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 10px;
  font-size: 12px;
  font-family: var(--font-mono);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--foreground);
  transition: border-color 150ms var(--ease-out);
}
.selector:hover { border-color: color-mix(in oklch, var(--primary) 40%, transparent); }
.selector .flag { font-size: 14px; line-height: 1; }
.selector svg { width: 12px; height: 12px; color: var(--muted-foreground); }

/* ---------- Breadcrumbs / Tabs / Pagination ---------- */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted-foreground);
  font-family: var(--font-mono);
}
.breadcrumbs a:hover { color: var(--foreground); }
.breadcrumbs .sep { opacity: 0.5; }
.breadcrumbs .current { color: var(--foreground); }

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
}
.tab {
  height: 40px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted-foreground);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  transition: color 150ms var(--ease-out), border-color 150ms var(--ease-out);
}
.tab:hover { color: var(--foreground); }
.tab.active { color: var(--foreground); border-bottom-color: var(--primary); }
.tab .count {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--muted);
  color: var(--muted-foreground);
  border: 1px solid var(--border);
}

/* ---------- Pill-row click-through (kind badge + label + ↗) ---------- *
 * Shared by event detail Related-links + Materials sections (F-WebU1,
 * F-WebU3, F-WebU8). Compose: <a class="pill-row" target="_blank" …>
 *   <span class="pill-row__badge badge mono">KIND</span>
 *   <span class="pill-row__label">Label</span>
 *   <span class="pill-row__arrow" aria-hidden="true">↗</span>
 * </a>
 * The list wrapper (.pill-row__list) zeroes <ul> defaults so the row
 * doesn't need wrapper styling at each call site.                       */
.pill-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color 150ms var(--ease-out), background 150ms var(--ease-out);
}
.pill-row:hover {
  border-color: color-mix(in oklch, var(--primary) 35%, var(--border));
  background: color-mix(in oklch, var(--muted) 30%, transparent);
}
.pill-row__badge {
  font-size: 9px;
  letter-spacing: 0.08em;
  min-width: 78px;
  text-align: center;
}
.pill-row__label {
  font-size: 14px;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pill-row__arrow {
  color: var(--primary);
  font-size: 13px;
}
.pill-row__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ---------- Activity heatmap (52-week × 7-day grid) -------------------- *
 * Public-profile + member-dashboard surfaces. Each cell is a fixed-size
 * square with a data-level attribute (0..4) driving the fill intensity.
 * Render as 7 stacked rows (one per weekday), 52 cells per row:
 *   <div class="heatmap" role="img" aria-label="…">
 *     <span class="heatmap__cell" data-level="0" title="2026-05-24"></span>
 *     <span class="heatmap__cell" data-level="3" title="2026-05-17"></span>
 *     …
 *   </div>
 * Grid is row-major: weekday rows × 52 weeks. Horizontal scroll on
 * narrow screens.                                                        */
.heatmap {
  --hm-cell: 12px;
  --hm-gap: 3px;
  display: grid;
  grid-template-rows: repeat(7, var(--hm-cell));
  grid-auto-flow: column;
  grid-auto-columns: var(--hm-cell);
  gap: var(--hm-gap);
  overflow-x: auto;
  padding: 4px 0;
  align-content: start;
}
.heatmap__cell {
  width: var(--hm-cell);
  height: var(--hm-cell);
  border-radius: 2px;
  background: color-mix(in oklch, var(--muted) 60%, transparent);
  border: 1px solid color-mix(in oklch, var(--border) 80%, transparent);
}
.heatmap__cell[data-level="1"] {
  background: color-mix(in oklch, var(--primary) 25%, var(--card));
  border-color: color-mix(in oklch, var(--primary) 25%, var(--border));
}
.heatmap__cell[data-level="2"] {
  background: color-mix(in oklch, var(--primary) 50%, var(--card));
  border-color: color-mix(in oklch, var(--primary) 40%, var(--border));
}
.heatmap__cell[data-level="3"] {
  background: color-mix(in oklch, var(--primary) 75%, var(--card));
  border-color: color-mix(in oklch, var(--primary) 60%, var(--border));
}
.heatmap__cell[data-level="4"] {
  background: var(--primary);
  border-color: var(--primary);
}
.heatmap__legend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-foreground);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.heatmap__legend .heatmap__cell {
  width: 10px;
  height: 10px;
}

.pagination {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.pagination .page {
  min-width: 32px;
  height: 32px;
  padding: 0 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--foreground);
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 150ms var(--ease-out);
}
.pagination .page:hover { border-color: color-mix(in oklch, var(--primary) 40%, transparent); }
.pagination .page.active {
  background: var(--foreground);
  color: var(--background);
  border-color: var(--foreground);
}
.pagination .page.ellipsis { border: 0; color: var(--muted-foreground); }

/* ---------- EventCard ---------- */
.event-card {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 20px;
  align-items: stretch;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 150ms var(--ease-out), transform 150ms var(--ease-out);
  position: relative;
}
.event-card:hover {
  border-color: color-mix(in oklch, var(--primary) 40%, transparent);
  transform: translateY(-1px);
}
.event-card.past { opacity: 0.7; }
.event-card.past:hover { transform: none; }

.date-plate {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--background);
  font-family: var(--font-mono);
  line-height: 1;
  text-align: center;
}
.date-plate .month {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--muted-foreground);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.date-plate .day {
  font-size: 26px;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 4px;
}
.date-plate .weekday {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--muted-foreground);
  letter-spacing: 0.08em;
}

.event-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.event-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  min-height: 22px;
}
.event-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted-foreground);
}
.event-status .pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--live-indicator);
  box-shadow: 0 0 0 0 color-mix(in oklch, var(--live-indicator) 60%, transparent);
  animation: live-pulse 1.8s var(--ease-out) infinite;
}
.event-status.live { color: var(--live-indicator); }
.event-status.online .pulse {
  background: var(--success);
  box-shadow: 0 0 0 0 color-mix(in oklch, var(--success) 60%, transparent);
}
@keyframes live-pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklch, var(--live-indicator) 60%, transparent); }
  70%  { box-shadow: 0 0 0 8px color-mix(in oklch, var(--live-indicator) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in oklch, var(--live-indicator) 0%, transparent); }
}

.event-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 6px 0;
  color: var(--foreground);
}
.event-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted-foreground);
  margin: 0 0 14px 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.event-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-foreground);
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.event-meta .sep { opacity: 0.5; }
.event-meta svg { width: 12px; height: 12px; }
.event-meta .meta-item { display: inline-flex; align-items: center; gap: 4px; }

.event-bottom {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.event-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.event-speakers {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--muted-foreground);
  font-family: var(--font-mono);
}

/* ---------- SpeakerCard ---------- */
.speaker-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 20px;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 150ms var(--ease-out);
}
.speaker-card:hover { border-color: color-mix(in oklch, var(--primary) 40%, transparent); }
.speaker-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  margin: 0 0 4px 0;
}
.speaker-title {
  font-size: 13px;
  color: var(--muted-foreground);
  margin: 0 0 14px 0;
}
.speaker-title .at { font-family: var(--font-mono); color: var(--muted-foreground); opacity: 0.6; margin: 0 4px; }
.speaker-title .company { color: var(--foreground); }
.speaker-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.speaker-social {
  display: flex;
  gap: 4px;
}
.speaker-social a {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted-foreground);
  transition: all 150ms var(--ease-out);
}
.speaker-social a:hover {
  color: var(--foreground);
  border-color: color-mix(in oklch, var(--primary) 40%, transparent);
}
.speaker-social svg { width: 14px; height: 14px; }

/* ---------- LeaderboardRow ---------- */
.leaderboard {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  overflow: hidden;
}
.lb-head, .lb-row {
  display: grid;
  grid-template-columns: 56px 1fr 140px 110px 80px 60px;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
}
.lb-head {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklch, var(--muted) 40%, transparent);
}
.lb-row + .lb-row { border-top: 1px solid var(--border); }
.lb-row { transition: background 150ms var(--ease-out); }
.lb-row:hover { background: color-mix(in oklch, var(--muted) 50%, transparent); }
.lb-rank {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--muted-foreground);
  text-align: right;
  padding-right: 4px;
}
.lb-rank.gold   { color: var(--badge-gold); }
.lb-rank.silver { color: var(--badge-silver); }
.lb-rank.bronze { color: var(--badge-bronze); }
.lb-user {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.lb-user .name {
  font-weight: 500;
  font-size: 14px;
  color: var(--foreground);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lb-user .handle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-foreground);
}
.lb-country {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted-foreground);
  font-family: var(--font-mono);
}
.lb-country .flag { font-size: 14px; }
.lb-points {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--foreground);
  text-align: right;
}
.lb-streak {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--streak);
}
.lb-change {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  justify-content: flex-end;
}
.lb-change.up   { color: var(--success); }
.lb-change.down { color: var(--destructive); }
.lb-change.flat { color: var(--muted-foreground); }
.lb-change svg { width: 12px; height: 12px; }

/* ---------- BadgeShowcase ---------- */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
@media (max-width: 720px) { .badge-grid { grid-template-columns: repeat(2, 1fr); } }

.badge-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 24px 16px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  transition: border-color 150ms var(--ease-out);
}
.badge-tile:hover { border-color: color-mix(in oklch, var(--primary) 40%, transparent); }
.badge-tile.locked { opacity: 0.5; }
.badge-tile.locked:hover { border-color: var(--border); }

.badge-medal {
  width: 80px; height: 80px;
  margin-bottom: 14px;
}
.badge-tile .b-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  margin: 0 0 4px 0;
}
.badge-tile .b-desc {
  font-size: 12px;
  color: var(--muted-foreground);
  margin: 0 0 12px 0;
  line-height: 1.45;
}
.badge-tile .b-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
}
.lock-overlay {
  position: absolute;
  top: 12px; right: 12px;
  width: 22px; height: 22px;
  background: var(--muted);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-foreground);
  border: 1px solid var(--border);
}
.lock-overlay svg { width: 12px; height: 12px; }

/* ---------- StatCard ---------- */
.stat-card {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted-foreground);
  margin: 0 0 12px 0;
}
.stat-value {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--foreground);
  margin: 0 0 8px 0;
}
.stat-change {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--destructive); }
.stat-change svg { width: 12px; height: 12px; }
.stat-spark {
  margin-top: 14px;
  width: 100%;
  height: 36px;
  display: block;
}

/* ---------- ActivityFeedItem ---------- */
.activity-list {
  display: flex;
  flex-direction: column;
}
.activity-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.activity-item:last-child { border-bottom: 0; }
.activity-body { min-width: 0; }
.activity-text {
  font-size: 14px;
  color: var(--foreground);
  line-height: 1.5;
  margin: 0 0 6px 0;
}
.activity-text .who { font-weight: 500; }
.activity-text .verb { color: var(--muted-foreground); }
.activity-text .what { font-weight: 500; }
.activity-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-foreground);
}
.activity-embed {
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--background);
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  align-items: center;
}
.activity-embed .date-mini {
  text-align: center;
  font-family: var(--font-mono);
}
.activity-embed .date-mini .m { font-size: 9px; text-transform: uppercase; color: var(--muted-foreground); letter-spacing: 0.08em; }
.activity-embed .date-mini .d { font-size: 18px; font-weight: 600; }
.activity-embed .title { font-size: 13px; font-weight: 500; color: var(--foreground); margin-bottom: 2px; }
.activity-embed .meta { font-family: var(--font-mono); font-size: 11px; color: var(--muted-foreground); }

/* ---------- EmptyState ---------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 64px 24px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  background: color-mix(in oklch, var(--muted) 30%, transparent);
}
.empty-icon {
  width: 48px; height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--muted-foreground);
  margin-bottom: 16px;
  background: var(--background);
}
.empty-icon svg { width: 22px; height: 22px; }
.empty-heading {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  margin: 0 0 6px 0;
}
.empty-desc {
  font-size: 14px;
  color: var(--muted-foreground);
  margin: 0 0 20px 0;
  max-width: 380px;
}

/* ---------- Layout mockup chrome ---------- */
.mockup {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--background);
  overflow: hidden;
  margin-bottom: 32px;
}
.mockup-chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklch, var(--muted) 30%, transparent);
}
.mockup-dots {
  display: inline-flex;
  gap: 6px;
}
.mockup-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--border);
}
.mockup-url {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-foreground);
  text-align: center;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  max-width: 360px;
}
.mockup-body { padding: 0; }

/* cover placeholder (no stock photo — solid color + geometric overlay) */
.cover {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  isolation: isolate;
}
.cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg,
      color-mix(in oklch, var(--primary) 90%, black) 0%,
      color-mix(in oklch, var(--primary) 60%, black) 100%);
  z-index: -2;
}
.cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in oklch, white 6%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in oklch, white 6%, transparent) 1px, transparent 1px);
  background-size: 32px 32px;
  z-index: -1;
  mask-image: radial-gradient(ellipse at top left, black 30%, transparent 80%);
}
.cover .cover-label {
  position: absolute;
  bottom: 18px;
  left: 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.cover .cover-title {
  position: absolute;
  bottom: 38px;
  left: 22px;
  right: 22px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.015em;
  color: white;
  margin: 0;
}

/* GitHub-style contribution heatmap */
.heatmap {
  display: inline-grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}
.heatmap-col { display: grid; grid-template-rows: repeat(7, 1fr); gap: 4px; }
.heatmap-cell {
  width: 14px; height: 14px;
  background: var(--muted);
  border-radius: 3px;
  border: 1px solid color-mix(in oklch, var(--border) 60%, transparent);
}
.heatmap-cell.l1 { background: color-mix(in oklch, var(--primary) 20%, var(--muted)); }
.heatmap-cell.l2 { background: color-mix(in oklch, var(--primary) 40%, var(--muted)); }
.heatmap-cell.l3 { background: color-mix(in oklch, var(--primary) 70%, var(--muted)); }
.heatmap-cell.l4 { background: var(--primary); border-color: var(--primary); }