:root {
  /* Light Mode (Default) */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --border: #e2e8f0;
  --border-hover: #0284c7;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --accent: #0284c7;
  --accent-text: #ffffff;
  --accent-hover: #0369a1;
  --badge-bg: rgba(2, 132, 199, 0.08);
  --badge-border: rgba(2, 132, 199, 0.2);
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

html[data-theme='dark'] {
  --bg-primary: #0b0f19;
  --bg-secondary: #131b2e;
  --bg-card: #162036;
  --border: #23304b;
  --border-hover: #38bdf8;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #38bdf8;
  --accent-text: #0b0f19;
  --accent-hover: #60a5fa;
  --badge-bg: rgba(56, 189, 248, 0.12);
  --badge-border: rgba(56, 189, 248, 0.25);
  --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  padding-bottom: 80px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 60px 20px;
}

/* Header & Banner */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 25, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

html[data-theme='light'] header {
  background: rgba(248, 250, 252, 0.92);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.site-title a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.site-title a:hover {
  opacity: 0.85;
}

.site-title span {
  color: var(--accent);
}

.header-actions,
.nav-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.btn-header {
  height: 36px !important;
  white-space: nowrap !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px;
  font-size: 0.82rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  box-sizing: border-box;
  line-height: 1;
  transition: all 0.15s ease;
}

.btn-header:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.theme-select {
  height: 36px !important;
  white-space: nowrap !important;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  font-size: 0.82rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
}

.track-badge-pill {
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  line-height: 1;
  display: inline-block;
  margin-left: 2px;
}

.theme-selector button.active {
  background-color: var(--accent);
  color: white;
  border-color: var(--accent);
}

.btn-gh {
  font-weight: 500;
}

.disclaimer-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap; /* Strict single-line on desktop */
  gap: 1.25rem;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.81rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.disclaimer-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1 1 auto;
  min-width: 0; /* Prevents flex overflow */
}

.disclaimer-badge {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  color: var(--accent);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  flex-shrink: 0;
  white-space: nowrap;
}

.disclaimer-text {
  line-height: 1.4;
  white-space: normal;
}

.disclaimer-text a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.disclaimer-text a:hover {
  text-decoration: underline;
}

.disclaimer-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  white-space: nowrap;
}

.disclaimer-action-link {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 2px 4px;
  text-decoration: none;
  transition: color 0.15s ease;
  display: inline-flex;
  align-items: center;
}

.disclaimer-action-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.disclaimer-sep {
  color: var(--border);
  font-size: 0.75rem;
}

#disclaimer-legal-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
}

#disclaimer-legal-link:hover {
  color: var(--accent);
}

/* Search & Filter Controls */
.controls-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.search-wrapper {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 12px 42px 12px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-clear-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  line-height: 1;
}

.search-clear-btn:hover {
  color: var(--text-primary);
}

.search-input:focus {
  border-color: var(--accent);
}

.filter-zone {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.filter-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.filter-mode-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-tab {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  user-select: none;
  line-height: 1;
}

.filter-tab:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #ffffff !important;
}

.concept-pills-wrapper {
  overflow-x: auto;
  scrollbar-width: thin;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.view-toggle-group {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.btn-view-toggle {
  background: var(--bg-card);
  border: none;
  color: var(--text-secondary);
  padding: 5px 10px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-view-toggle:hover {
  color: var(--text-primary);
}

.btn-view-toggle.active {
  background: var(--accent);
  color: #0b0f19;
  font-weight: 600;
}

/* Table View Styles */
.sessions-table-wrapper {
  width: 100%;
  overflow-x: auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--card-shadow);
}

.sessions-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  text-align: left;
}

.sessions-table th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sessions-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.sessions-table tr:last-child td {
  border-bottom: none;
}

.sessions-table tr:hover {
  background: rgba(56, 189, 248, 0.04);
}

.concept-pills {
  display: flex;
  overflow-x: auto;
  flex-wrap: nowrap;
  gap: 8px;
  padding-bottom: 6px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.concept-pill {
  white-space: nowrap;
  flex-shrink: 0;
}

.pill {
  font-size: 0.8rem;
  padding: 5px 12px;
  border-radius: 9999px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.pill:hover, .pill.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 500;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
}

/* Grid & Cards */
.sessions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.session-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
  box-shadow: var(--card-shadow);
}

.session-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.card-header {
  margin-bottom: 12px;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.card-id {
  font-weight: 700;
  color: var(--accent);
}

.relevance-score {
  font-weight: 600;
  font-size: 0.78rem;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: help;
  transition: all 0.2s ease;
}

.relevance-score.match-active {
  background: rgba(14, 165, 233, 0.12);
  border-color: rgba(14, 165, 233, 0.4);
  color: var(--accent);
  font-weight: 700;
}

.session-title {
  font-size: 1.05rem;
  line-height: 1.35;
  margin-bottom: 8px;
  overflow-wrap: break-word;
}

.card-speakers {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.card-essence {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 12px 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.card-badge {
  font-size: 0.7rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  background-color: var(--badge-bg);
  border: 1px solid var(--badge-border);
  color: var(--text-primary);
}

.badge-keynote {
  background: rgba(234, 179, 8, 0.15);
  color: #eab308;
  border: 1px solid rgba(234, 179, 8, 0.3);
}
.badge-slides {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
}
.badge-repo {
  background: rgba(168, 85, 247, 0.15);
  color: #a855f7;
  border: 1px solid rgba(168, 85, 247, 0.3);
}


.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 12px;
}

.card-tag {
  font-size: 0.72rem;
  font-weight: 500;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.15s ease;
}

.card-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(14, 165, 233, 0.08);
}

.card-actions {
  margin-top: 16px;
  display: flex;
  gap: 10px;
}

.btn-sched {
  flex: 1;
  text-align: center;
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-sched:hover {
  background: var(--accent-hover);
}

.btn-view-essence {
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-view-essence:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-cite {
  font-size: 0.82rem;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-cite:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-collab-starter {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.76rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-collab-starter:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-disclaimer-badge {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #ef4444;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-disclaimer-badge:hover {
  background: rgba(239, 68, 68, 0.22);
  border-color: #ef4444;
}

.card-takeaway-badge {
  background: rgba(56, 189, 248, 0.08);
  border-left: 3px solid var(--accent);
  padding: 8px 12px;
  margin: 10px 0;
  border-radius: 0 6px 6px 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--text-primary);
}
.card-takeaway-badge strong {
  color: var(--accent);
}

.btn-track-toggle {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.78rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.btn-track-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-track-toggle.active,
.btn-track-toggle.in-track {
  background: var(--badge-bg);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
}

.command-bar-container {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.command-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}
.command-chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.command-chip:hover {
  background: var(--bg-secondary);
  border-color: var(--accent);
  color: var(--accent);
}

/* Floating Chat Drawer */
.chat-drawer {
  position: fixed;
  bottom: 46px;
  right: 20px;
  z-index: 1000;
}

.chat-toggle-btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 9999px;
  padding: 12px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 8px;
}

.chat-panel {
  display: none;
  position: fixed;
  bottom: 85px;
  right: 20px;
  width: 440px;
  height: 580px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6);
  flex-direction: column;
  overflow: hidden;
  z-index: 1001;
  transition: width 0.22s cubic-bezier(0.16, 1, 0.3, 1), height 0.22s cubic-bezier(0.16, 1, 0.3, 1), bottom 0.22s ease, right 0.22s ease;
}

.chat-panel.open {
  display: flex;
}

.chat-panel.expanded {
  width: min(1060px, 94vw);
  height: min(840px, 88vh);
  bottom: 30px;
  right: calc((100vw - min(1060px, 94vw)) / 2);
  border-radius: 16px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(56, 189, 248, 0.35);
}

.chat-panel.open ~ #chat-toggle,
#chat-toggle.hidden {
  display: none !important;
}

.chat-header {
  padding: 14px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-title {
  font-weight: 600;
  font-size: 0.95rem;
}

.chat-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
}

.chat-messages {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  overflow-x: hidden !important;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  max-width: 90%;
  line-height: 1.45;
  overflow-wrap: anywhere !important;
  word-break: break-word !important;
}

.chat-msg,
.chat-msg * {
  overflow-wrap: anywhere !important;
  word-break: break-word !important;
}

.chat-msg.user {
  align-self: flex-end;
  background: var(--accent);
  color: white;
}

.chat-msg.bot {
  align-self: flex-start;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.chat-msg.bot h1,
.chat-msg.bot h2,
.chat-msg.bot h3,
.chat-msg.bot h4 {
  margin: 12px 0 6px 0;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.3;
}

.chat-msg.bot h1:first-child,
.chat-msg.bot h2:first-child,
.chat-msg.bot h3:first-child {
  margin-top: 0;
}

.chat-msg.bot p {
  margin: 0 0 8px 0;
  line-height: 1.5;
}

.chat-msg.bot p:last-child {
  margin-bottom: 0;
}

.chat-msg.bot ul,
.chat-msg.bot ol {
  margin: 6px 0 10px 20px;
  padding: 0;
}

.chat-msg.bot li {
  margin-bottom: 6px;
  line-height: 1.45;
}

.chat-msg.bot a {
  color: var(--accent);
  text-decoration: underline;
  font-weight: 500;
}

.chat-msg-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
  flex-wrap: wrap;
}

.chat-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 0.73rem;
  font-weight: 500;
  border-radius: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  line-height: 1.2;
}

.chat-action-btn:hover {
  background: var(--hover-bg);
  border-color: var(--accent);
  color: var(--text-primary);
}

.chat-action-btn.copied {
  background: rgba(34, 197, 94, 0.15) !important;
  border-color: rgba(34, 197, 94, 0.4) !important;
  color: #22c55e !important;
}

/* AI Assistant Waiting Spinner & Pulse Animation */
.ai-loading-container {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 2px 0;
}

.ai-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2.5px solid rgba(56, 189, 248, 0.25);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin-ai 0.75s linear infinite;
  flex-shrink: 0;
}

@keyframes spin-ai {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.ai-loading-text {
  font-size: 0.84rem;
  color: var(--text-secondary);
  animation: pulse-ai 1.4s ease-in-out infinite alternate;
}

@keyframes pulse-ai {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

.chat-citations {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
}

.chat-input-row {
  padding: 12px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
}

.chat-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 8px 12px;
  font-size: 0.85rem;
  outline: none;
}

.chat-send-btn {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  font-weight: 600;
  cursor: pointer;
}

/* Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal-backdrop.open {
  display: flex;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  width: 92%;
  max-width: 850px;
  max-height: 85vh;
  border-radius: 12px;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

html[data-theme='light'] .modal-box {
  border: 1px solid #94a3b8; /* Crisp, clearly defined slate-400 border */
  box-shadow: 0 25px 60px -15px rgba(15, 23, 42, 0.35), 0 0 0 1px rgba(15, 23, 42, 0.12);
}

.modal-header-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg-card);
  padding: 16px 24px;
  margin-bottom: 0;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

html[data-theme='light'] .modal-header-bar {
  border-bottom: 1px solid #cbd5e1;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  z-index: 30;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 2px 8px;
  line-height: 1;
  border-radius: 6px;
  transition: all 0.15s ease;
}

.modal-close:hover {
  color: var(--text-primary);
  border-color: var(--accent);
}

.modal-body,
.modal-scroll-body,
.modal-box > .markdown-content {
  overflow-y: auto;
  padding: 24px 28px;
  flex: 1 1 auto;
  max-height: calc(85vh - 65px);
}

/* Rich Markdown Content */
.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4 {
  margin-top: 1.3rem;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
  line-height: 1.3;
}

.markdown-content h2 {
  font-size: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.35rem;
}

.markdown-content h3 {
  font-size: 1.05rem;
  color: var(--accent);
}

.markdown-content p {
  margin-bottom: 0.95rem;
  line-height: 1.65;
  color: var(--text-primary);
}

.markdown-content ul,
.markdown-content ol {
  margin-bottom: 0.95rem;
  padding-left: 1.5rem;
}

.markdown-content li {
  margin-bottom: 0.35rem;
  line-height: 1.6;
}

.markdown-content blockquote {
  border-left: 4px solid var(--accent);
  background: var(--bg-secondary);
  padding: 0.75rem 1.2rem;
  margin: 1.2rem 0;
  border-radius: 0 8px 8px 0;
  color: var(--text-primary);
  font-style: normal;
}

.markdown-content pre,
.code-container pre {
  background: #0b1120 !important;
  color: #f8fafc !important;
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 14px;
  overflow-x: auto;
  margin: 1.2rem 0;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.88rem;
}

.markdown-content code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.88em;
}

.markdown-content pre code,
.code-container pre code {
  color: #f8fafc !important;
  background: transparent !important;
  text-shadow: none;
}

.markdown-content :not(pre) > code {
  background: var(--bg-secondary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--accent);
}

html[data-theme='light'] .markdown-content :not(pre) > code {
  background: #e0f2fe;
  color: #0284c7;
  border: 1px solid #bae6fd;
}

.markdown-content .code-container {
  position: relative;
  margin: 1.2rem 0;
}

.markdown-content .btn-copy-snippet {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  z-index: 5;
}

.markdown-content .btn-copy-snippet:hover {
  color: var(--text-primary);
  border-color: var(--accent);
}

.markdown-content .wikilink-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.45rem;
  font-size: 0.85em;
  background: var(--badge-bg);
  border: 1px solid var(--badge-border);
  color: var(--accent);
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.markdown-content .wikilink-pill:hover {
  background: var(--accent);
  color: #0b0f19;
}

.inference-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.inference-tab-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.inference-tab-btn.active {
  color: var(--accent);
  background: var(--badge-bg);
}

.https-warning-box {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99;
  height: 34px;
  background: rgba(11, 15, 25, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  box-sizing: border-box;
  margin-top: 0;
}

html[data-theme='light'] footer {
  background: rgba(248, 250, 252, 0.92);
  border-top: 1px solid #cbd5e1;
}

@media (max-width: 768px) {
  footer {
    padding: 0 12px;
    font-size: 0.72rem;
  }
}

/* Track Studio Dual-Pane Layout */
.track-studio-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  margin: 14px 0;
}

@media (max-width: 768px) {
  .track-studio-grid {
    grid-template-columns: 1fr;
  }
}

.track-pane {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  min-height: 380px;
  max-height: 480px;
}

.track-pane-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.track-pane-title {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.track-pane-scroll {
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
  padding-right: 4px;
}

.track-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  transition: all 0.15s ease;
}

.track-item:hover {
  border-color: var(--accent);
}

.track-add-btn {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #22c55e;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.76rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.track-add-btn:hover {
  background: #22c55e;
  color: #fff;
}

/* ==========================================================================
   Responsive Mobile Breakpoints (Sprint P-05)
   ========================================================================== */
@media (max-width: 768px) {
  .app-container {
    padding: 0 12px 60px 12px;
  }

  .header-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .site-title {
    font-size: 1.25rem;
  }

  .header-actions,
  .nav-actions {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
  }

  .btn-header {
    height: 32px !important;
    font-size: 0.78rem;
    padding: 0 8px;
    flex-shrink: 0;
  }

  .modal-box {
    width: 95%;
    max-height: 88vh;
  }

  .modal-header-bar {
    padding: 12px 16px;
  }

  .modal-title {
    font-size: 1.05rem;
    padding-right: 36px;
  }

  .chat-panel {
    width: calc(100vw - 24px);
    right: 12px;
    left: 12px;
    bottom: 46px;
    height: 75vh;
    max-height: calc(100vh - 60px);
  }

  .hero-search-box {
    padding: 12px;
  }

  .command-bar-row {
    flex-direction: column;
  }

  footer {
    padding: 4px 10px;
    font-size: 0.72rem;
    height: auto;
    min-height: 34px;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
  }
}

@media (max-width: 480px) {
  .app-container {
    padding: 0 8px 65px 8px;
  }

  .site-title {
    font-size: 1.15rem;
  }

  .chat-panel,
  .chat-panel.expanded {
    width: 100vw;
    right: 0;
    left: 0;
    bottom: 0;
    height: 92vh;
    border-radius: 16px 16px 0 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
  }

  #chat-expand {
    display: none !important;
  }

  .chat-header {
    padding: 10px 12px;
  }

  .modal-box {
    width: 98%;
    max-height: 92vh;
    border-radius: 8px;
  }

  .modal-scroll-body,
  .modal-body {
    padding: 12px;
  }

  .filter-mode-tabs {
    gap: 4px;
  }

  .filter-tab {
    padding: 5px 10px;
    font-size: 0.75rem;
  }

  .disclaimer-banner {
    padding: 8px 10px;
    font-size: 0.74rem;
    flex-direction: column;
    align-items: flex-start;
  }

  .disclaimer-actions {
    width: 100%;
    justify-content: flex-end;
  }

  footer {
    font-size: 0.68rem;
  }
}

@media print {
  body {
    background: #fff !important;
    color: #000 !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  }
  header, footer, .chat-drawer, .nav-actions, .filter-bar, .command-bar-container, .btn-header, #settings-modal-backdrop, #profile-modal-backdrop, #export-modal-backdrop, #modal-backdrop, #legal-modal-backdrop, #feedback-modal, #collab-modal, #disclaimer-modal, #speaker-rights-modal, #sessions-container {
    display: none !important;
  }
  #printable-dossier {
    display: block !important;
  }
  .print-cover {
    padding: 30px 10px 20px 10px;
    border-bottom: 2px solid #000;
    margin-bottom: 25px;
    page-break-after: avoid;
  }
  .print-cover h1 {
    font-size: 24pt;
    margin-bottom: 6px;
    color: #000;
  }
  .print-cover .print-subtitle {
    font-size: 12pt;
    color: #444;
    margin-bottom: 8px;
  }
  .print-session-card {
    page-break-inside: avoid;
    border-bottom: 1px solid #ddd;
    padding: 18px 0;
    margin-bottom: 14px;
  }
  .print-session-card h2 {
    font-size: 15pt;
    margin-top: 0;
    margin-bottom: 4px;
    color: #000;
  }
  .print-takeaway {
    background: #f4f4f5 !important;
    border-left: 4px solid #0284c7 !important;
    padding: 8px 12px !important;
    margin: 10px 0 !important;
    font-size: 10.5pt !important;
    color: #000 !important;
  }
  .print-briefing-q {
    background: #f8fafc !important;
    border-left: 4px solid #0284c7 !important;
    padding: 12px 14px !important;
    margin: 16px 0 !important;
    font-size: 11pt !important;
    color: #1e293b !important;
  }
  .print-briefing-a {
    font-size: 10.5pt !important;
    line-height: 1.6 !important;
    color: #0f172a !important;
  }
  .print-briefing-a h1, .print-briefing-a h2, .print-briefing-a h3 {
    color: #0f172a !important;
    margin-top: 14px !important;
    margin-bottom: 6px !important;
  }
  .print-briefing-citations {
    margin-top: 20px !important;
    padding-top: 14px !important;
    border-top: 1px solid #cbd5e1 !important;
    font-size: 9.5pt !important;
  }
}
#printable-dossier {
  display: none;
}