/* ==========================================
   ETF Dashboard — Warm Industrial Design System
   Self-contained, no cross-project dependencies
   ========================================== */

/* ===== DESIGN TOKENS ===== */
:root {
  --bg-root:        #1b1917;
  --bg-surface:     #24211e;
  --bg-elevated:    #2d2925;
  --bg-hover:       #332f2a;
  --border-subtle:  rgba(232, 168, 80, 0.08);
  --border-default: rgba(232, 168, 80, 0.14);
  --border-strong:  rgba(232, 168, 80, 0.25);
  --accent:         #e8a850;
  --accent-deep:    #c77d40;
  --accent-glow:    rgba(232, 168, 80, 0.18);
  --success:        #5a8a68;
  --success-glow:   rgba(90, 138, 104, 0.2);
  --danger:         #c4553d;
  --danger-glow:    rgba(196, 85, 61, 0.2);
  --warn:           #d4a43a;
  --warn-glow:      rgba(212, 164, 58, 0.2);
  --text-primary:   #e5ddd0;
  --text-secondary: #9b9388;
  --text-muted:     #6b6560;
  --font-mono:      'DM Mono', 'SF Mono', 'Cascadia Code', monospace;
  --font-serif:     'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', serif;
  --font-sans:      -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Noto Sans SC', sans-serif;
  --radius-sm:      8px;
  --radius-md:      14px;
  --radius-lg:      22px;
  --radius-xl:      32px;
  --space-xs:       4px;
  --space-sm:       8px;
  --space-md:       16px;
  --space-lg:       24px;
  --space-xl:       32px;
  --space-2xl:      48px;
  --transition:     180ms ease;
  --transition-slow: 320ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET & BASE ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-root);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.55;
  overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 180px;
}

/* Ambient glow */
body::after {
  content: '';
  position: fixed;
  top: -20%;
  right: -15%;
  width: 60%;
  height: 50%;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
}

/* ===== APP SHELL ===== */
.app-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 1440px);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl) var(--space-2xl);
}

/* ===== TOP NAV ===== */
.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 600;
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-sans);
  text-decoration: none;
  white-space: nowrap;
}

.nav-chip:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-chip.is-active {
  background: rgba(232, 168, 80, 0.12);
  border-color: var(--accent);
  color: var(--accent);
}

/* ===== PAGE GRID & TAB PANELS ===== */
.page-grid {
  display: grid;
  gap: var(--space-lg);
}

.tab-panel { display: none; }
.tab-panel.is-active { display: grid; gap: var(--space-lg); }

/* ===== PANEL GRID LAYOUTS ===== */
.panel-grid {
  display: grid;
  gap: var(--space-lg);
}

.panel-grid.two-up {
  grid-template-columns: 1fr 1fr;
}

.panel-grid.three-up {
  grid-template-columns: 1fr 1fr 1fr;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-xl);
  background:
    linear-gradient(135deg, rgba(232, 168, 80, 0.06), rgba(196, 125, 64, 0.03)),
    var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-lg);
}

.hero::before {
  content: '';
  position: absolute;
  top: -30px;
  right: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 168, 80, 0.1), transparent 65%);
  pointer-events: none;
}

.hero h1 {
  position: relative;
  z-index: 1;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin-bottom: var(--space-xs);
}

.eyebrow {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.hero-note {
  position: relative;
  z-index: 1;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: var(--space-sm);
}

.hero-metrics {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

/* ===== PANELS & CARDS ===== */
.panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: relative;
  overflow: hidden;
}

.subpanel {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.panel-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.panel-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 99px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
}

/* ===== METRIC CARDS ===== */
.metric-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  min-width: 120px;
  flex: 1;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  color: var(--text-primary);
}

/* ===== STATUS CARDS ===== */
.status-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.status-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-sm);
}

/* ===== ITEM / STRATEGY / INDEX CARDS ===== */
.item-card,
.strategy-card,
.index-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: border-color var(--transition);
}

.item-card:hover,
.strategy-card:hover,
.index-card:hover {
  border-color: var(--border-default);
}

.card-stack {
  display: grid;
  gap: var(--space-sm);
}

.simple-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.simple-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 14px;
}

.simple-list li:last-child { border-bottom: none; }

.legend-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== READING / LITERATURE REVIEW CARDS ===== */
.reading-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.reading-stack {
  display: grid;
  gap: var(--space-sm);
}

.literature-review-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.review-topic-block {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.review-topic-block:last-child { border-bottom: none; }

.review-topic-block--deep {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-default);
}

.review-topic-title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--accent);
}

.review-paragraph {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

/* ===== TECH CHIPS ===== */
.tech-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tech-chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.technical-flat {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.technical-lines {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ===== PILL BADGES (8 variants + generic fallback) ===== */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.pill.formal {
  background: rgba(232, 168, 80, 0.12);
  color: var(--accent);
  border: 1px solid rgba(232, 168, 80, 0.2);
}

.pill.watch {
  background: rgba(212, 164, 58, 0.12);
  color: var(--warn);
  border: 1px solid rgba(212, 164, 58, 0.2);
}

.pill.shadow {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.pill.blocked {
  background: rgba(212, 164, 58, 0.12);
  color: var(--warn);
  border: 1px solid rgba(212, 164, 58, 0.2);
}

.pill.diagnostic,
.pill.not_ready {
  background: rgba(196, 85, 61, 0.10);
  color: var(--danger);
  border: 1px solid rgba(196, 85, 61, 0.18);
}

.pill.normal {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

/* Generic fallback pill */
.pill:not(.formal):not(.watch):not(.shadow):not(.blocked):not(.diagnostic):not(.not_ready):not(.normal) {
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

/* ===== EMPTY STATES & META ===== */
.empty-state {
  text-align: center;
  padding: var(--space-xl);
  color: var(--text-muted);
  font-size: 14px;
}

.small-muted {
  font-size: 12px;
  color: var(--text-muted);
}

.source-path {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  word-break: break-all;
}

.note-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.meta-line {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== TABLES ===== */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead {
  background: var(--bg-elevated);
}

th {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  padding: 12px var(--space-md);
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--border-default);
}

td {
  padding: 10px var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  vertical-align: middle;
}

tbody tr:hover {
  background: rgba(232, 168, 80, 0.04);
}

tbody tr:last-child td {
  border-bottom: none;
}

.is-selected-row {
  background: rgba(232, 168, 80, 0.08) !important;
}

.is-selected-row td {
  color: var(--text-primary);
}

/* ===== COMPACT TABLE ===== */
.compact-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.compact-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.compact-table th {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  padding: 8px var(--space-sm);
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--border-default);
}

.compact-table td {
  padding: 7px var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.compact-table tbody tr:hover {
  background: rgba(232, 168, 80, 0.04);
}

.compact-title-cell {
  font-weight: 600;
  color: var(--text-primary);
}

.compact-summary {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 600px;
}

.raw-reference-scroll {
  max-height: 400px;
  overflow-y: auto;
}

/* ===== BUTTONS ===== */
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 10px 16px;
  border: 1px solid var(--border-default);
  border-radius: 99px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.button-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.button-secondary:active {
  transform: scale(0.97);
}

.button-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 6px 12px;
  border: none;
  background: transparent;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: opacity var(--transition);
}

.button-link:hover { opacity: 0.8; }

#browser-prev,
#browser-next {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 14px;
  border: 1px solid var(--border-default);
  border-radius: 99px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

#browser-prev:hover:not(:disabled),
#browser-next:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

#browser-prev:disabled,
#browser-next:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ===== FORMS & TOOLBAR ===== */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.toolbar label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.toolbar-search {
  flex: 1;
  min-width: 180px;
}

select, input {
  font-family: var(--font-sans);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition);
}

select:focus, input:focus {
  border-color: var(--accent);
}

select {
  cursor: pointer;
  min-width: 120px;
}

input::placeholder {
  color: var(--text-muted);
}

/* ===== CHARTS & SPARKLINES ===== */
.chart-wrap {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  position: relative;
  min-height: 300px;
}

.chart-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 12px;
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

.spark-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) 0;
}

.spark-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  min-width: 70px;
  text-align: right;
}

.spark-track {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 99px;
  overflow: hidden;
}

.spark-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), var(--accent-deep));
  transition: width var(--transition-slow);
}

/* ===== PAGINATION & ACTIONS ===== */
.pagination-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-md) 0;
}

.action-cell {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
}

/* ===== PIPELINE CARDS ===== */
.pipeline-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition);
}

.pipeline-card:hover {
  border-color: var(--border-default);
}

/* ===== QUALITY INDEX STACK ===== */
.quality-index-stack {
  display: grid;
  gap: var(--space-sm);
}

.strategy-stack {
  display: grid;
  gap: var(--space-md);
}

/* ===== CLICKABLE DATA ATTRIBUTES ===== */
[data-quality-ticker] {
  cursor: pointer;
}

[data-symbol] {
  cursor: pointer;
}

[data-refresh-source] {
  cursor: pointer;
}

[data-tab] {
  cursor: pointer;
}

/* ===== XHS MCP LOGIN PAGE ===== */
.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-xl);
}

.qr-container img {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.status-line {
  font-size: 14px;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
}

.status-line.ok {
  color: var(--success);
  background: rgba(90, 138, 104, 0.1);
  border: 1px solid rgba(90, 138, 104, 0.16);
}

.status-line.err {
  color: var(--danger);
  background: rgba(196, 85, 61, 0.1);
  border: 1px solid rgba(196, 85, 61, 0.16);
}

.status-line.waiting {
  color: var(--warn);
  background: rgba(212, 164, 58, 0.1);
  border: 1px solid rgba(212, 164, 58, 0.16);
}

/* ===== PHOTO MEAL UPLOAD ===== */
.file-upload-zone {
  border: 2px dashed var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
}

.file-upload-zone:hover {
  border-color: var(--accent);
  background: rgba(232, 168, 80, 0.04);
}

.preview-thumb {
  max-width: 100%;
  max-height: 300px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.results-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-top: var(--space-lg);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
  .panel-grid.two-up,
  .panel-grid.three-up {
    grid-template-columns: 1fr;
  }

  .app-shell {
    padding: var(--space-md);
  }

  .hero {
    padding: var(--space-lg);
  }

  .hero h1 {
    font-size: 22px;
  }

  .metric-value {
    font-size: 22px;
  }

  .hero-metrics {
    gap: var(--space-sm);
  }
}

@media (max-width: 600px) {
  html {
    font-size: 14px;
  }

  .app-shell {
    padding: var(--space-sm);
  }

  .hero {
    padding: var(--space-md);
  }

  .hero h1 {
    font-size: 20px;
  }

  .top-nav {
    gap: 6px;
  }

  .nav-chip {
    padding: 6px 12px;
    font-size: 12px;
  }

  .panel {
    padding: var(--space-md);
  }

  .metric-card {
    min-width: 90px;
  }

  .metric-value {
    font-size: 20px;
  }

  .status-cards {
    grid-template-columns: 1fr;
  }

  th, td {
    padding: 8px var(--space-sm);
  }
}