/* ──────────────────────────────────────────────
   Hero Section
   ────────────────────────────────────────────── */

.hero {
  padding: var(--space-xxl) 0;
  text-align: center;
}

.hero__title {
  font-size: clamp(var(--text-2xl), 5vw, 48px);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: var(--leading-snug);
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xxl);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.stat__number {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-brand-500);
  line-height: 1;
}



/* ── Category Grouping ── */

.demo-grid-group {
  margin-bottom: var(--space-xxl);
}

.demo-grid-group__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 2px solid var(--color-border-100);
}

.demo-grid-group__count {
  font-size: var(--text-xs);
  font-weight: var(--font-normal);
  color: var(--color-text-tertiary);
  margin-left: var(--space-xs);
}

.demo-grid {
  gap: var(--space-md);
}

/* ── Improved Card Design ── */

.demo-card {
  position: relative;
  transition: all var(--duration-base) var(--ease-out);
}

.demo-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: transparent;
  transition: background-color var(--duration-base) var(--ease-out);
}

.demo-card:hover::before {
  background: var(--color-brand-500);
}


/* ── Hero Enhancements ── */

.hero {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.hero__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-size: var(--text-lg);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  color: var(--color-text-secondary);
}

/* Improve the stat section */
.stat__number {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--font-bold);
  color: var(--color-brand-500);
}

/* Make the whole demo section more compact and organized */
.demo-directory {
  margin-top: var(--space-xxl);
}

/* Improve spacing between sections */
.hero + section.demo-directory {
  margin-top: var(--space-xxl);
}

/* Make the nav cleaner on desktop */
.site-header {
  border-bottom: 1px solid var(--color-border-100);
}

@media (prefers-color-scheme: dark) {
  .site-header {
    border-bottom-color: var(--color-border-200);
  }
}
@media (prefers-color-scheme: dark) {
  .demo-card:hover::before {
    background: var(--color-brand-400);
  }
}

/* Subtle background on active cards */
.demo-card--active {
  position: relative;
}

@media (prefers-color-scheme: dark) {
  .demo-card--active::before {
    background: var(--color-brand-400);
  }
}
@media (prefers-color-scheme: dark) {
  .stat__number {
    color: var(--color-brand-400);
  }
}

.stat__label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

/* ── Hero Actions ── */

.hero__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.btn--secondary {
  background: var(--color-surface-2);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-100);
}

.btn--secondary:hover {
  background: var(--color-surface-1);
  border-color: var(--color-border-200);
}

@media (prefers-color-scheme: dark) {
  .btn--secondary {
    background: var(--color-surface-1);
    color: var(--color-text-primary);
    border-color: var(--color-border-200);
  }
  
  .btn--secondary:hover {
    background: var(--color-surface-0);
  }
}

/* ── Spacer ── */

/* ──────────────────────────────────────────────
   Demo Directory
   ────────────────────────────────────────────── */

.demo-directory {
  margin-bottom: var(--space-xxl);
}

.demo-directory__header {
  margin-bottom: var(--space-lg);
}

.demo-directory__title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.demo-directory__desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin: 0;
}

.demo-directory__controls {
  margin-bottom: var(--space-lg);
}

.search-wrapper {
  position: relative;
  max-width: 400px;
  margin: 0 auto;
}

.search-wrapper input {
  width: 100%;
  padding: var(--space-sm) var(--space-md) var(--space-sm) 40px;
  font-size: var(--text-base);
  border: 1px solid var(--color-border-100);
  border-radius: var(--radius-md);
  background: var(--color-surface-0);
  color: var(--color-text-primary);
  transition: border-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}

.search-wrapper input:focus {
  outline: none;
  border-color: var(--color-brand-500);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-brand-500) 20%, transparent);
}

@media (prefers-color-scheme: dark) {
  .search-wrapper input {
    background: var(--color-surface-1);
    border-color: var(--color-border-200);
    color: var(--color-text-primary);
  }
  
  .search-wrapper input:focus {
    border-color: var(--color-brand-400);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-brand-400) 20%, transparent);
  }
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  pointer-events: none;
}

/* ──────────────────────────────────────────────
   Demo Grid
   ────────────────────────────────────────────── */

.demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xxl);
}

@media (max-width: 900px) {
  .demo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .demo-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Card ── */

.demo-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface-0);
  border: 1px solid var(--color-border-100);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--duration-base) var(--ease-out);
  overflow: hidden;
  position: relative;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

@media (prefers-color-scheme: dark) {
  .demo-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  }
}

.demo-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  border-color: var(--color-brand-300);
  transform: translateY(-4px);
}

.demo-card--active {
  box-shadow: 0 0 0 2px var(--color-brand-400), 0 4px 15px rgba(0, 0, 0, 0.08);
  border-color: var(--color-brand-400);
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-brand-500) 5%, var(--color-surface-0)) 0%, var(--color-surface-0) 100%);
}

.demo-card--active {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-brand-500) 5%, var(--color-surface-0)) 0%, var(--color-surface-0) 100%);
}

@media (prefers-color-scheme: dark) {
  .demo-card--active {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-brand-400) 8%, var(--color-surface-0)) 0%, var(--color-surface-0) 100%);
  }
}

.demo-card--pending {
  opacity: 0.7;
  border-style: dashed;
}

.demo-card--pending:hover {
  opacity: 0.9;
}

.demo-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.demo-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  color: var(--color-brand-500);
}

@media (prefers-color-scheme: dark) {
  .demo-card__icon {
    color: var(--color-brand-400);
  }
}

.demo-card__icon--placeholder {
  background: var(--color-surface-1);
  color: var(--color-text-tertiary);
}

.demo-card__placeholder-icon {
  font-size: var(--text-lg);
  font-weight: var(--font-light);
  line-height: 1;
}

.demo-card__status {
  font-size: 10px;
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 99px;
  background: var(--color-surface-2);
  color: var(--color-text-tertiary);
}

.demo-card__status--live {
  background: color-mix(in srgb, var(--color-success-500) 15%, transparent);
  color: var(--color-success-500);
}

@media (prefers-color-scheme: dark) {
  .demo-card__status--live {
    background: color-mix(in srgb, var(--color-success-400) 15%, transparent);
    color: var(--color-success-400);
  }
}

.demo-card__status--pending {
  background: color-mix(in srgb, var(--color-warning-500) 15%, transparent);
  color: var(--color-warning-500);
}

@media (prefers-color-scheme: dark) {
  .demo-card__status--pending {
    background: color-mix(in srgb, var(--color-warning-400) 15%, transparent);
    color: var(--color-warning-400);
  }
}

.demo-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  flex-grow: 1;
}

.demo-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  line-height: var(--leading-snug);
  color: var(--color-text-primary);
  margin: 0;
}

.demo-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  margin: 0;
}

.demo-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.demo-card__tag {
  display: inline-block;
  font-size: 11px;
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: 2px var(--space-xs);
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  color: var(--color-text-tertiary);
}

/* ──────────────────────────────────────────────
   About Section
   ────────────────────────────────────────────── */

.about {
  text-align: center;
  padding: var(--space-xxl) 0;
  border-top: 1px solid var(--color-border-100);
}

.about__title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  line-height: var(--leading-snug);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.about__text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 560px;
  margin: 0 auto var(--space-lg);
}

/* ──────────────────────────────────────────────
   Button
   ────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  min-height: 44px;
  text-decoration: none;
}

.btn--primary {
  background: var(--color-brand-500);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-brand-600);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--color-brand-500) 30%, transparent);
}

.btn--primary:active {
  transform: scale(0.98);
}

/* ──────────────────────────────────────────────
   Animations (purposeful, respect reduced motion)
   ────────────────────────────────────────────── */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero__title {
    animation: fadeInUp var(--duration-slow) var(--ease-out) both;
  }

  .hero__subtitle {
    animation: fadeInUp var(--duration-slow) var(--ease-out) calc(var(--duration-slow) * 0.15) both;
  }

  .hero__stats {
    animation: fadeInUp var(--duration-slow) var(--ease-out) calc(var(--duration-slow) * 0.3) both;
  }

  .demo-card {
    animation: fadeInUp var(--duration-base) var(--ease-out) both;
  }

  .demo-card:nth-child(1) { animation-delay: 0ms; }
  .demo-card:nth-child(2) { animation-delay: 60ms; }
  .demo-card:nth-child(3) { animation-delay: 120ms; }
  .demo-card:nth-child(4) { animation-delay: 180ms; }
  .demo-card:nth-child(5) { animation-delay: 240ms; }
  .demo-card:nth-child(6) { animation-delay: 300ms; }

  .about__title {
    animation: fadeInUp var(--duration-slow) var(--ease-out) both;
  }

  .about__text {
    animation: fadeInUp var(--duration-slow) var(--ease-out) calc(var(--duration-slow) * 0.1) both;
  }

  .btn {
    animation: fadeInUp var(--duration-slow) var(--ease-out) calc(var(--duration-slow) * 0.25) both;
  }
}

/* ──────────────────────────────────────────────
   Demo List / Directory Rows
   ────────────────────────────────────────────── */

.demo-list {
  display: grid;
  gap: var(--space-xs);
  margin-bottom: var(--space-xl);
}

.demo-list__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border-100);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface-0) 88%, var(--color-surface-1));
  color: inherit;
  text-decoration: none;
  min-height: 72px;
  transition: border-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);
}

.demo-list__row:hover,
.demo-list__row:focus-visible {
  border-color: var(--color-brand-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.demo-list__row--pending {
  opacity: .76;
  border-style: dashed;
}

.demo-list__icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  font-size: var(--text-lg);
}

.demo-list__main {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.demo-list__main strong {
  color: var(--color-text-primary);
  font-size: var(--text-base);
}

.demo-list__main small,
.demo-list__category {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
}

.demo-list__category {
  white-space: nowrap;
}

.demo-list__status {
  font-size: 10px;
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.demo-list__cta {
  color: var(--color-brand-600);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  white-space: nowrap;
}

.demo-grid__heading {
  margin: var(--space-lg) 0 var(--space-md);
  font-size: var(--text-lg);
  color: var(--color-text-primary);
}

.demo-card:not(.demo-card--pending)::after {
  content: 'Open demo →';
  display: inline-flex;
  margin-top: var(--space-md);
  color: var(--color-brand-600);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
}

.demo-card--pending::after {
  content: 'Planned';
  display: inline-flex;
  margin-top: var(--space-md);
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
}

@media (prefers-color-scheme: dark) {
  .demo-list__cta,
  .demo-card:not(.demo-card--pending)::after {
    color: var(--color-brand-300);
  }
}

@media (max-width: 760px) {
  .hero {
    padding: var(--space-xl) 0;
  }

  .hero__stats,
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }

  .demo-list__row {
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--space-sm);
    align-items: start;
  }

  .demo-list__category,
  .demo-list__status,
  .demo-list__cta {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 640px) {
  /* Compact hero for mobile */
  .hero {
    padding: var(--space-xl) 0;
  }
  .hero__title {
    font-size: var(--text-2xl);
  }
  .hero__subtitle {
    font-size: var(--text-base);
  }
  .hero__stats {
    gap: var(--space-lg);
  }
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .hero__actions .btn {
    justify-content: center;
  }
  /* Tighter spacing for demo directory */
  .demo-directory__header {
    margin-bottom: var(--space-md);
  }
  .demo-directory__title {
    font-size: var(--text-base);
  }
  .demo-directory__desc {
    font-size: var(--text-sm);
  }
  /* Cards with more visual separation */
  .demo-card {
    padding: 1rem;
    border-radius: var(--radius-md);
    border-width: 1px;
  }
  .demo-card:hover,
  .demo-card--active {
    transform: none;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-brand-500) 40%, transparent);
  }
  .demo-card__icon {
    width: 40px;
    height: 40px;
    font-size: var(--text-base);
  }
  .demo-card__title {
    font-size: var(--text-base);
  }
  .demo-card__desc {
    font-size: var(--text-xs);
    line-height: 1.4;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .demo-card__tag {
    font-size: 9px;
    padding: 1px 4px;
  }
  .demo-card:not(.demo-card--pending)::after {
    font-size: var(--text-xs);
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border-100);
  }
  /* Better search input */
  .search-wrapper input {
    padding: 0.6rem 0.6rem 0.6rem 2.5rem;
    font-size: 16px; /* prevent iOS zoom */
    border-radius: var(--radius-md);
  }
  .search-icon {
    left: 10px;
  }
  /* About section more compact */
  .about {
    padding: var(--space-xl) 0;
  }
  .about__text {
    font-size: var(--text-sm);
    max-width: none;
  }
  /* Footer more compact */
  .site-footer {
    padding: var(--space-lg) 0;
    font-size: var(--text-sm);
  }
}

/* Very small phones */

/* ── View Toggle ── */

.demo-view-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border-100);
}

@media (prefers-color-scheme: dark) {
  .demo-view-toggle {
    border-bottom-color: var(--color-border-200);
  }
}

.demo-view-toggle__label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.demo-view-toggle__buttons {
  display: inline-flex;
  align-items: center;
  background: var(--color-surface-1);
  border-radius: 8px;
  padding: 2px;
  border: 1px solid var(--color-border-100);
}

@media (prefers-color-scheme: dark) {
  .demo-view-toggle__buttons {
    border-color: var(--color-border-200);
  }
}

.demo-view-toggle .view-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 30px;
  font-size: 16px;
  border: none;
  background: transparent;
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s ease;
  padding: 0;
  min-height: auto;
  font-weight: normal;
}

.demo-view-toggle .view-toggle-btn:hover {
  background: var(--color-surface-2);
  color: var(--color-text-secondary);
}

.demo-view-toggle .view-toggle-btn.btn--active {
  background: var(--color-surface-0);
  color: var(--color-brand-500);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  font-weight: 600;
}

@media (prefers-color-scheme: dark) {
  .demo-view-toggle .view-toggle-btn.btn--active {
    background: var(--color-surface-2);
    color: var(--color-brand-400);
  }
}

/* View modes */
.demo-list.hidden,
.demo-grid.hidden {
  display: none;
}

@media (max-width: 640px) {
  .demo-view-toggle {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }
}

/* View modes: only one visible at a time */
.demo-list,
.demo-grid {
  transition: opacity var(--duration-base) var(--ease-out);
}

.demo-list.hidden {
  display: none;
}

.demo-grid.hidden {
  display: none;
}

@media (max-width: 640px) {
  .demo-view-toggle {
    justify-content: center;
    margin-bottom: var(--space-sm);
  }
  
  .demo-view-toggle .btn {
    font-size: 12px;
    padding: 4px 8px;
    min-height: 36px;
  }
}
@media (max-width: 380px) {
  .hero__stats {
    flex-wrap: wrap;
    justify-content: center;
  }
  .demo-card {
    padding: 0.85rem;
  }
  .stat__number {
    font-size: var(--text-base);
  }
}