/* ============================================
   AI Research Radar v2 — Interactive Dashboards
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* === CUSTOM PROPERTIES === */
:root {
  --bg-primary: #06060f;
  --bg-secondary: #0c0c1d;
  --bg-card: rgba(15, 15, 35, 0.7);
  --bg-card-hover: rgba(20, 20, 50, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --text-primary: #e8e8f0;
  --text-secondary: #8888a8;
  --text-muted: #5a5a7a;
  --anthropic: #D97706;
  --openai: #10B981;
  --google: #3B82F6;
  --microsoft: #06B6D4;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* === RESET === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}
body::before {
  content: '';
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(59, 130, 246, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 90%, rgba(217, 119, 6, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 70% 50% at 50% 50%, rgba(16, 185, 129, 0.03) 0%, transparent 60%);
  pointer-events: none; z-index: 0;
}

.app { position: relative; z-index: 1; max-width: 1440px; margin: 0 auto; padding: 0 24px; }

/* === VIEWS === */
.view { display: none; }
.view.active { display: block; animation: viewFadeIn 0.5s ease-out; }

@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* === HEADER === */
.header { padding: 40px 0 28px; text-align: center; }
.header__badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 100px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  font-size: 0.75rem; font-weight: 500; color: var(--text-secondary);
  letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 20px;
  animation: fadeInDown 0.6s ease-out;
}
.header__badge .pulse {
  width: 7px; height: 7px; background: #10B981;
  border-radius: 50%; animation: pulse 2s infinite;
}
.header__title {
  font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 900;
  letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 12px;
  animation: fadeInDown 0.6s ease-out 0.1s both;
}
.header__title .gradient-text {
  background: linear-gradient(135deg, #818cf8 0%, #c084fc 40%, #f472b6 70%, #fb923c 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.header__subtitle {
  font-size: 1.05rem; color: var(--text-secondary); font-weight: 400;
  max-width: 600px; margin: 0 auto; animation: fadeInDown 0.6s ease-out 0.2s both;
}

/* === STATS BAR === */
.stats-bar {
  display: flex; justify-content: center; gap: 6px; flex-wrap: wrap;
  margin-bottom: 36px; animation: fadeInUp 0.6s ease-out 0.3s both;
}
.stat-chip {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 100px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  font-size: 0.82rem; cursor: default;
}
.stat-chip__number { font-weight: 700; font-size: 1.1rem; font-variant-numeric: tabular-nums; }
.stat-chip__label { color: var(--text-secondary); }

/* === HUB GRID (4 Lab Cards) === */
.hub-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-bottom: 40px;
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.lab-card {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); padding: 32px;
  cursor: pointer; position: relative; overflow: hidden;
  backdrop-filter: blur(12px); transition: var(--transition-smooth);
  display: flex; flex-direction: column; min-height: 260px;
}
.lab-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; opacity: 0; transition: var(--transition-smooth);
}
.lab-card::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  opacity: 0; transition: var(--transition-smooth); pointer-events: none;
}
.lab-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: var(--border-hover);
}
.lab-card:hover::before { opacity: 1; }
.lab-card:hover::after { opacity: 1; }
.lab-card:active { transform: translateY(-3px) scale(0.995); }

.lab-card__header { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.lab-card__icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.5rem; color: #fff; flex-shrink: 0;
}
.lab-card__name { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; }
.lab-card__desc { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; flex: 1; margin-bottom: 20px; }
.lab-card__footer { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.lab-card__stat {
  font-size: 0.72rem; padding: 5px 12px; border-radius: 100px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  color: var(--text-secondary); font-weight: 500;
}
.lab-card__cta {
  margin-left: auto; font-size: 0.8rem; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
  transition: var(--transition-fast);
}
.lab-card:hover .lab-card__cta { gap: 10px; }

/* === DASHBOARD VIEW === */
.dash { padding-bottom: 40px; }

.dash__topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 0 28px; flex-wrap: wrap;
}
.dash__back {
  padding: 10px 20px; border-radius: 100px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  color: var(--text-secondary); font-family: inherit;
  font-size: 0.82rem; font-weight: 500; cursor: pointer;
  transition: var(--transition-fast); display: flex; align-items: center; gap: 6px;
}
.dash__back:hover { background: rgba(255,255,255,0.06); color: var(--text-primary); border-color: var(--border-hover); }

.dash__lab-title {
  font-size: 1.6rem; font-weight: 800; letter-spacing: -0.02em;
  display: flex; align-items: center; gap: 12px;
}
.dash__lab-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem; color: #fff;
}
.dash__visit-link {
  margin-left: auto; font-size: 0.78rem; color: var(--text-muted);
  text-decoration: none; padding: 8px 16px; border-radius: 100px;
  border: 1px solid var(--border-subtle); transition: var(--transition-fast);
  white-space: nowrap;
}
.dash__visit-link:hover { color: var(--text-primary); border-color: var(--border-hover); background: var(--bg-glass); }

/* Hero Stats */
.dash__hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px; margin-bottom: 32px;
}
.hero-stat {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 20px 24px;
  text-align: center; transition: var(--transition-fast);
}
.hero-stat:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.hero-stat__number { font-size: 2rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.hero-stat__label { font-size: 0.75rem; color: var(--text-secondary); margin-top: 4px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }

/* Charts Row */
.dash__charts-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 20px; margin-bottom: 32px;
}
.chart-panel {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 24px; overflow: hidden;
}
.chart-panel__title {
  font-size: 0.85rem; font-weight: 600; color: var(--text-secondary);
  margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.05em;
}

/* Donut chart */
.donut-container { display: flex; align-items: center; gap: 24px; }
.donut-svg { flex-shrink: 0; }
.donut-legend { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.donut-legend__item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: var(--text-secondary);
  cursor: pointer; padding: 4px 8px; border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.donut-legend__item:hover { background: var(--bg-glass); color: var(--text-primary); }
.donut-legend__dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.donut-legend__count { margin-left: auto; font-weight: 600; font-variant-numeric: tabular-nums; }

/* Timeline chart */
.timeline-chart { position: relative; }
.timeline-bar-container { display: flex; flex-direction: column; gap: 6px; }
.timeline-bar-row {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.75rem; color: var(--text-muted);
}
.timeline-bar-label { width: 60px; text-align: right; flex-shrink: 0; font-variant-numeric: tabular-nums; }
.timeline-bar-track { flex: 1; height: 28px; background: rgba(255,255,255,0.02); border-radius: 6px; position: relative; overflow: hidden; }
.timeline-bar-fill {
  height: 100%; border-radius: 6px;
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex; align-items: center; padding-left: 10px;
  font-size: 0.72rem; font-weight: 600; color: rgba(255,255,255,0.9);
  min-width: 30px;
}

/* Research Areas */
.dash__areas {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px; margin-bottom: 32px;
}
.area-chip {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); padding: 14px 18px;
  font-size: 0.82rem; font-weight: 500; color: var(--text-secondary);
  cursor: pointer; transition: var(--transition-fast);
  display: flex; align-items: center; gap: 8px;
  text-align: left;
}
.area-chip:hover { border-color: var(--border-hover); color: var(--text-primary); background: var(--bg-card-hover); }
.area-chip.active { border-color: var(--border-hover); color: var(--text-primary); }
.area-chip__dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.area-chip__count {
  margin-left: auto; font-size: 0.7rem; font-weight: 600;
  background: var(--bg-glass); padding: 2px 8px; border-radius: 100px;
}

/* Section Titles */
.dash__section-title {
  font-size: 0.85rem; font-weight: 600; color: var(--text-secondary);
  margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.05em;
  display: flex; align-items: center; gap: 8px;
}
.dash__section-title::after { content: ''; flex: 1; height: 1px; background: var(--border-subtle); }

/* Publication Cards */
.dash__pubs-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px; margin-bottom: 32px;
}

.pub-card {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 24px;
  cursor: pointer; transition: var(--transition-smooth);
  position: relative; overflow: hidden; backdrop-filter: blur(12px);
  text-decoration: none; color: inherit; display: flex; flex-direction: column;
  animation: fadeInUp 0.5s ease-out both;
}
.pub-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; opacity: 0; transition: var(--transition-smooth);
}
.pub-card:hover {
  background: var(--bg-card-hover); border-color: var(--border-hover);
  transform: translateY(-3px);
}
.pub-card:hover::before { opacity: 1; }
.pub-card.featured { border-color: rgba(129, 140, 248, 0.15); }
.pub-card.featured::after {
  content: '★'; position: absolute; top: 14px; right: 16px;
  font-size: 0.7rem; color: #fbbf24; opacity: 0.7;
}
.pub-card__top { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.pub-card__category {
  font-size: 0.7rem; font-weight: 600; padding: 3px 10px;
  border-radius: 100px; letter-spacing: 0.03em; text-transform: uppercase;
}
.pub-card__date { font-size: 0.72rem; color: var(--text-muted); margin-left: auto; font-variant-numeric: tabular-nums; }
.pub-card__title { font-size: 1.02rem; font-weight: 600; line-height: 1.4; margin-bottom: 10px; letter-spacing: -0.01em; transition: color var(--transition-fast); }
.pub-card:hover .pub-card__title { color: #c4b5fd; }
.pub-card__desc { font-size: 0.83rem; color: var(--text-secondary); line-height: 1.55; flex: 1; }
.pub-card__meta {
  display: flex; align-items: center; gap: 8px;
  margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border-subtle);
  font-size: 0.72rem; color: var(--text-muted);
}
.pub-card__authors { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pub-card__venue {
  padding: 2px 8px; border-radius: 100px; background: var(--bg-glass);
  border: 1px solid var(--border-subtle); white-space: nowrap; font-weight: 500;
}
.pub-card__arrow { font-size: 1rem; color: var(--text-muted); transition: var(--transition-fast); margin-left: auto; }
.pub-card:hover .pub-card__arrow { color: var(--text-primary); transform: translateX(3px); }

/* Empty & Filter states */
.filter-active-indicator {
  font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.filter-clear {
  background: none; border: 1px solid var(--border-subtle); color: var(--text-muted);
  font-family: inherit; font-size: 0.75rem; padding: 3px 10px;
  border-radius: 100px; cursor: pointer; transition: var(--transition-fast);
}
.filter-clear:hover { color: var(--text-primary); border-color: var(--border-hover); }

/* Featured Highlight */
.featured-highlight {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); padding: 32px; margin-bottom: 32px;
  display: flex; gap: 28px; align-items: flex-start; position: relative; overflow: hidden;
}
.featured-highlight::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
}
.featured-highlight__badge {
  position: absolute; top: 16px; right: 20px;
  font-size: 0.68rem; font-weight: 600; padding: 4px 12px;
  border-radius: 100px; background: rgba(251, 191, 36, 0.12);
  color: #fbbf24; letter-spacing: 0.05em; text-transform: uppercase;
}
.featured-highlight__content { flex: 1; }
.featured-highlight__cat {
  font-size: 0.7rem; font-weight: 600; padding: 3px 10px;
  border-radius: 100px; display: inline-block; margin-bottom: 12px;
  letter-spacing: 0.03em; text-transform: uppercase;
}
.featured-highlight__title {
  font-size: 1.3rem; font-weight: 700; line-height: 1.3;
  margin-bottom: 10px; letter-spacing: -0.02em;
}
.featured-highlight__desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }
.featured-highlight__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 20px; border-radius: 100px; font-size: 0.82rem;
  font-weight: 600; text-decoration: none; color: #fff;
  transition: var(--transition-fast);
}
.featured-highlight__link:hover { filter: brightness(1.15); }
.featured-highlight__date { font-size: 0.75rem; color: var(--text-muted); margin-top: 10px; }

/* === ARTICLE VIEW === */
.article { padding-bottom: 40px; max-width: 960px; margin: 0 auto; }
.article__topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 20px 0 28px; flex-wrap: wrap;
}
.article__back {
  padding: 10px 20px; border-radius: 100px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  color: var(--text-secondary); font-family: inherit;
  font-size: 0.82rem; font-weight: 500; cursor: pointer;
  transition: var(--transition-fast); display: flex; align-items: center; gap: 6px;
}
.article__back:hover { background: rgba(255,255,255,0.06); color: var(--text-primary); border-color: var(--border-hover); }
.article__breadcrumb { font-size: 0.78rem; color: var(--text-muted); }
.article__breadcrumb span { color: var(--text-secondary); }

.article__hero {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); padding: 40px; margin-bottom: 28px;
  position: relative; overflow: hidden;
}
.article__hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.article__hero-cat {
  font-size: 0.72rem; font-weight: 600; padding: 4px 14px;
  border-radius: 100px; display: inline-block; margin-bottom: 16px;
  letter-spacing: 0.04em; text-transform: uppercase;
}
.article__hero-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 800;
  line-height: 1.2; margin-bottom: 16px; letter-spacing: -0.02em;
}
.article__hero-meta {
  display: flex; gap: 16px; flex-wrap: wrap;
  font-size: 0.8rem; color: var(--text-muted); margin-bottom: 20px;
}
.article__hero-meta span { display: flex; align-items: center; gap: 5px; }
.article__hero-summary {
  font-size: 1.05rem; color: var(--text-secondary); line-height: 1.7;
  border-left: 3px solid; padding-left: 20px;
}
.article__hero-link {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 20px; padding: 10px 24px; border-radius: 100px;
  font-size: 0.82rem; font-weight: 600; text-decoration: none; color: #fff;
  transition: var(--transition-fast); border: none; cursor: pointer;
}
.article__hero-link:hover { filter: brightness(1.15); transform: translateY(-1px); }

/* Metrics Grid */
.article__metrics {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px; margin-bottom: 28px;
}
.article__metric {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 20px; text-align: center;
  transition: var(--transition-fast);
}
.article__metric:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.article__metric-value {
  font-size: 1.6rem; font-weight: 800; font-variant-numeric: tabular-nums;
  margin-bottom: 4px;
}
.article__metric-label {
  font-size: 0.72rem; color: var(--text-secondary); text-transform: uppercase;
  letter-spacing: 0.04em; font-weight: 500;
}

/* Key Findings */
.article__findings {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); padding: 32px; margin-bottom: 28px;
}
.article__findings-title {
  font-size: 1rem; font-weight: 700; margin-bottom: 20px;
  display: flex; align-items: center; gap: 10px;
}
.article__findings-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.article__findings-list li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5;
  padding: 12px 16px; border-radius: var(--radius-md);
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  transition: var(--transition-fast);
}
.article__findings-list li:hover { border-color: var(--border-hover); color: var(--text-primary); }
.article__findings-list li::before {
  content: '→'; color: var(--text-muted); font-weight: 700; flex-shrink: 0; margin-top: 1px;
}

/* Narrative Sections */
.article__sections {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px; margin-bottom: 28px;
}
.article__section {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 28px;
  transition: var(--transition-fast);
}
.article__section:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.article__section-header {
  display: flex; align-items: center; gap: 12px; margin-bottom: 14px;
}
.article__section-icon { font-size: 1.8rem; }
.article__section-title { font-size: 1rem; font-weight: 700; }
.article__section-text { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.65; }

/* Donut Chart in Article */
.article__chart-panel {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl); padding: 32px; margin-bottom: 28px;
}
.article__chart-title {
  font-size: 1rem; font-weight: 700; margin-bottom: 20px;
  display: flex; align-items: center; gap: 10px;
}

/* Footer CTA */
.article__footer-cta {
  text-align: center; padding: 32px;
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
}
.article__footer-cta p {
  font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px;
}
.article__footer-cta a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 100px;
  font-size: 0.88rem; font-weight: 600; text-decoration: none; color: #fff;
  transition: var(--transition-fast);
}
.article__footer-cta a:hover { filter: brightness(1.15); }

/* Footer */
.footer { text-align: center; padding: 32px 0; border-top: 1px solid var(--border-subtle); margin-top: 20px; }
.footer__text { font-size: 0.78rem; color: var(--text-muted); }

/* === ANIMATIONS === */
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp   { from { opacity: 0; transform: translateY(20px); }  to { opacity: 1; transform: translateY(0); } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); } 50% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); } }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.14); }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hub-grid { grid-template-columns: 1fr; }
  .dash__charts-row { grid-template-columns: 1fr; }
  .dash__hero-stats { grid-template-columns: repeat(2, 1fr); }
  .featured-highlight { flex-direction: column; }
  .article__sections { grid-template-columns: 1fr; }
  .article__hero { padding: 28px; }
}
@media (max-width: 600px) {
  .app { padding: 0 14px; }
  .lab-card { padding: 22px; min-height: 200px; }
  .dash__hero-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .hero-stat { padding: 14px; }
  .hero-stat__number { font-size: 1.5rem; }
  .dash__pubs-grid { grid-template-columns: 1fr; }
  .donut-container { flex-direction: column; }
  .dash__topbar { gap: 10px; }
  .dash__lab-title { font-size: 1.2rem; }
  .article__metrics { grid-template-columns: repeat(2, 1fr); }
  .article__hero-title { font-size: 1.3rem; }
  .article { padding: 0 4px 40px; }
}