/*
 * Sidebar Layout System
 * Left collapsible sidebar (desktop) + top ribbon (mobile)
 * Stories-first homepage redesign
 */

/* ─── APP LAYOUT: Sidebar + Main ─── */

.app-layout {
  display: flex;
  min-height: calc(100vh - var(--nav-h));
  position: relative;
}

/* ─── LEFT SIDEBAR (Desktop) ─── */

.data-sidebar {
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  width: 64px;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow: hidden;
  z-index: 50;
  transition: width var(--dur-slow) var(--ease-out);
  flex-shrink: 0;
}

.data-sidebar:hover {
  width: 360px;
  box-shadow: var(--shadow-lg);
}

.sidebar-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-4);
  border-bottom: 1px solid var(--border-subtle);
  cursor: default;
  overflow: hidden;
  min-height: 56px;
  transition: background var(--dur-fast);
}

.sidebar-item:hover {
  background: var(--bg-elevated);
}

.sidebar-icon {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  display: grid;
  place-items: center;
  font-size: 1rem;
  color: var(--amber);
  transition: background var(--dur-fast);
}

.sidebar-item:hover .sidebar-icon {
  background: var(--amber-glow);
}

.sidebar-content {
  flex: 1;
  min-width: 0;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--dur-normal) var(--ease-out), transform var(--dur-normal) var(--ease-out);
}

.data-sidebar:hover .sidebar-content {
  opacity: 1;
  transform: translateX(0);
}

.sidebar-content h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: var(--sp-2);
  white-space: nowrap;
}

.sidebar-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-2);
}

.sidebar-stat {
  text-align: center;
  padding: var(--sp-2);
  background: var(--bg-deep);
  border-radius: var(--radius-sm);
}

.sidebar-stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--amber);
  display: block;
}

.sidebar-stat-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.sidebar-chart-wrap {
  height: 140px;
  position: relative;
}

.sidebar-chart-wrap canvas {
  max-height: 140px;
}

/* Live pulse in sidebar */
.sidebar-live {
  padding: var(--sp-3) var(--sp-4);
  background: var(--bg-deep);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  border-bottom: 1px solid var(--border-subtle);
  min-height: 44px;
}

.sidebar-live .live-dot {
  width: 6px;
  height: 6px;
  min-width: 6px;
  border-radius: 50%;
  background: var(--signal-red);
  animation: live-pulse 1.5s ease-in-out infinite;
}

.sidebar-live-text {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  opacity: 0;
  white-space: nowrap;
  transition: opacity var(--dur-normal);
}

.data-sidebar:hover .sidebar-live-text {
  opacity: 1;
}

/* ─── MAIN CONTENT AREA ─── */

.main-content-area {
  flex: 1;
  min-width: 0;
  max-width: 100%;
}

/* ─── RIGHT POLL RAIL ─── */

.poll-rail {
  position: sticky;
  top: var(--nav-h);
  width: 340px;
  height: calc(100vh - var(--nav-h));
  flex-shrink: 0;
  overflow-y: auto;
  border-left: 1px solid var(--border-subtle);
  background: color-mix(in srgb, var(--bg-surface) 88%, var(--bg-deep));
  padding: var(--sp-5);
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}

.poll-rail-header {
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: var(--sp-4);
}

.poll-rail-header h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--sp-2);
}

.poll-rail-header p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.55;
}

.poll-stack {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.boundary-poll {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-deep);
  padding: var(--sp-4);
  animation: fade-up 0.45s var(--ease-out) both;
  animation-delay: var(--poll-delay, 0ms);
}

.boundary-poll-top {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-3);
  align-items: start;
  margin-bottom: var(--sp-3);
}

.boundary-poll-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--teal-dim) 35%, transparent);
  border: 1px solid color-mix(in srgb, var(--teal) 30%, transparent);
  color: var(--teal);
  font-size: var(--text-lg);
}

.boundary-poll h3 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 0;
}

.boundary-poll-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-2);
  margin-bottom: var(--sp-3);
}

.boundary-poll-btn {
  min-height: 34px;
  padding: var(--sp-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  background: var(--bg-surface);
  font-size: var(--text-xs);
  font-weight: 700;
  transition: border-color var(--dur-fast), color var(--dur-fast), background var(--dur-fast), transform var(--dur-fast);
}

.boundary-poll-btn:hover {
  border-color: var(--amber);
  color: var(--amber);
  transform: translateY(-1px);
}

.boundary-poll-btn.is-selected {
  border-color: color-mix(in srgb, var(--amber) 55%, transparent);
  color: var(--amber-light);
  background: rgba(212, 149, 107, 0.12);
}

.boundary-poll-results {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.boundary-result-row {
  display: grid;
  grid-template-columns: 48px 1fr 34px;
  align-items: center;
  gap: var(--sp-2);
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.boundary-result-track {
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--bg-elevated);
  overflow: hidden;
}

.boundary-result-fill {
  height: 100%;
  border-radius: inherit;
  transition: width var(--dur-normal) var(--ease-out);
}

.boundary-result-yes { background: var(--signal-green); }
.boundary-result-no { background: var(--signal-red); }
.boundary-result-unsure { background: var(--amber); }

.boundary-result-row strong {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-weight: 700;
  text-align: right;
}

.boundary-poll-note {
  color: var(--text-muted);
  font-size: var(--text-xs);
  margin-top: var(--sp-3);
}

/* ─── FEATURED STORY (Hero replacement) ─── */

.featured-hero {
  padding: var(--sp-16) var(--sp-8) var(--sp-12);
  max-width: 860px;
  margin: 0 auto;
}

.featured-quote {
  position: relative;
  margin-bottom: var(--sp-8);
}

.featured-quote::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 8rem;
  line-height: 1;
  color: var(--amber);
  opacity: 0.2;
  position: absolute;
  top: -2.5rem;
  left: -1rem;
  pointer-events: none;
}

.featured-quote-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--text-primary);
  font-style: italic;
  padding-left: var(--sp-6);
  border-left: 3px solid var(--amber);
}

.featured-author {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-top: var(--sp-6);
  padding-left: var(--sp-6);
}

.featured-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber-dim), var(--amber));
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--bg-deep);
  flex-shrink: 0;
}

.featured-author-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.featured-author-name {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--text-primary);
}

.featured-author-meta {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.featured-author-meta .tag {
  margin-left: var(--sp-2);
}

/* ─── ONBOARDING CTA ─── */

.onboarding-cta {
  text-align: center;
  padding: var(--sp-10) var(--sp-8);
  max-width: 700px;
  margin: 0 auto;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.onboarding-cta h2 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  margin-bottom: var(--sp-4);
  color: var(--text-primary);
}

.onboarding-cta h2 em {
  color: var(--amber);
  font-style: normal;
}

.onboarding-cta p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin: 0 auto var(--sp-6);
  max-width: 50ch;
}

.onboarding-actions {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── HOW IT WORKS ─── */

.how-it-works {
  padding: var(--sp-12) var(--sp-8);
  max-width: 860px;
  margin: 0 auto;
}

.how-it-works h3 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: var(--sp-8);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
}

.step-card {
  text-align: center;
  padding: var(--sp-6);
}

.step-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--amber-glow);
  border: 1px solid rgba(212,149,107,0.2);
  display: grid;
  place-items: center;
  margin: 0 auto var(--sp-4);
  font-size: 1.5rem;
  color: var(--amber);
}

.step-card h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--sp-2);
  color: var(--text-primary);
}

.step-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: 0 auto;
  max-width: 28ch;
}

/* ─── STORY FEED (Enhanced cards) ─── */

.story-feed {
  padding: var(--sp-8);
  max-width: 860px;
  margin: 0 auto;
}

.story-feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
  flex-wrap: wrap;
}

.story-feed-title {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: 600;
}

.story-feed-filters {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
}

/* Enhanced story card with avatar + quote feel */
.story-card-v2 {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--sp-6);
  margin-bottom: var(--sp-4);
  transition: border-color var(--dur-normal) var(--ease-out), transform var(--dur-normal) var(--ease-out);
}

.story-card-v2:hover {
  border-color: var(--amber-dim);
  transform: translateY(-2px);
}

.story-card-v2-header {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.story-avatar {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-hover));
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--amber);
  border: 1px solid var(--border-subtle);
}

.story-card-v2-author {
  flex: 1;
  min-width: 0;
}

.story-card-v2-name {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--text-primary);
}

.story-card-v2-meta {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.story-card-v2-body {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--sp-4);
  position: relative;
  padding-left: var(--sp-4);
  border-left: 2px solid var(--border-subtle);
}

.story-card-v2:hover .story-card-v2-body {
  border-left-color: var(--amber-dim);
}

.story-card-v2-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
}

.story-card-v2-tags {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

/* ─── MOBILE TOP RIBBON ─── */

.mobile-ribbon {
  display: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--sp-3) var(--sp-4);
  gap: var(--sp-3);
}

.mobile-ribbon::-webkit-scrollbar { display: none; }

.ribbon-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 80px;
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.ribbon-stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--amber);
}

.ribbon-stat-label {
  font-size: 0.625rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ribbon-chart-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  cursor: pointer;
  flex-shrink: 0;
  border: 1px solid var(--border-subtle);
  transition: border-color var(--dur-fast);
}

.ribbon-chart-btn:hover {
  border-color: var(--amber-dim);
  color: var(--amber);
}

.ribbon-chart-btn i {
  font-size: 1rem;
  color: var(--amber);
}

/* Expandable chart panel on mobile */
.ribbon-expand {
  display: none;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--sp-4);
}

.ribbon-expand.is-open {
  display: block;
}

.ribbon-expand .chart-wrap {
  height: 200px;
}

/* ─── RESPONSIVE ─── */

@media (max-width: 1024px) {
  .app-layout {
    display: block;
  }
  .data-sidebar {
    display: none;
  }
  .poll-rail {
    position: static;
    width: auto;
    height: auto;
    border-left: 0;
    border-top: 1px solid var(--border-subtle);
    padding: var(--sp-8) var(--sp-6);
  }
  .poll-stack {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .mobile-ribbon {
    display: flex;
  }
  .featured-hero {
    padding: var(--sp-10) var(--sp-6) var(--sp-8);
  }
  .steps-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-4);
  }
  .step-card {
    display: flex;
    text-align: left;
    gap: var(--sp-4);
    padding: var(--sp-4);
  }
  .step-icon {
    margin: 0;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
  }
  .story-feed {
    padding: var(--sp-6) var(--sp-4);
  }
}

@media (max-width: 768px) {
  .featured-hero {
    padding: var(--sp-8) var(--sp-4) var(--sp-6);
  }
  .featured-quote-text {
    font-size: 1.25rem;
  }
  .featured-quote::before {
    font-size: 5rem;
    top: -1.5rem;
  }
  .onboarding-cta {
    padding: var(--sp-8) var(--sp-4);
  }
  .onboarding-cta h2 {
    font-size: var(--text-2xl);
  }
  .onboarding-actions {
    flex-direction: column;
    align-items: center;
  }
  .story-feed-header {
    flex-direction: column;
    align-items: stretch;
  }
  .story-feed-filters {
    flex-wrap: wrap;
  }
  .poll-stack {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .featured-author {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sp-3);
  }
}