:root {
  --paper: #faf6f0;
  --ink: #2c1810;
  --muted: #8a7568;
  --accent: #2e86ab;
  --accent-warm: #c8553d;
  --border: #e0d5c8;
  --card-bg: rgba(255, 255, 255, 0.85);
  --shadow: rgba(44, 24, 16, 0.08);
  --radius: 12px;
}

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

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  color: var(--ink);
  background: var(--paper);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.watercolor-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background:
    radial-gradient(ellipse at 15% 20%, rgba(46, 134, 171, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 10%, rgba(200, 85, 61, 0.06) 0%, transparent 40%),
    radial-gradient(ellipse at 50% 80%, rgba(139, 69, 19, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 70%, rgba(46, 134, 171, 0.06) 0%, transparent 40%),
    radial-gradient(ellipse at 10% 90%, rgba(200, 85, 61, 0.04) 0%, transparent 40%);
}

header {
  text-align: center;
  padding: 2.5rem 1rem 1rem;
}

header h1 {
  font-size: 2.4rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ink);
}

header .subtitle {
  font-style: italic;
  color: var(--muted);
  margin-top: 0.3rem;
  font-size: 1.1rem;
}

.wallet-bar {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.6rem;
  padding: 0.35rem 0.8rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.82rem;
}

.wallet-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
}

.wallet-dot.ok {
  background: #4caf50;
}

.wallet-dot.err {
  background: var(--accent-warm);
}

.wallet-balance {
  font-family: 'Courier New', monospace;
  color: var(--muted);
  min-width: 50px;
}

.wallet-topup {
  padding: 0.2rem 0.6rem;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 12px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.78rem;
  transition: all 0.2s;
}

.wallet-topup:hover:not(:disabled) {
  background: var(--accent);
  color: white;
}

.wallet-topup:disabled {
  opacity: 0.4;
  cursor: default;
}

.wallet-topup.low {
  background: var(--accent-warm);
  color: white;
  border-color: var(--accent-warm);
  animation: pulse-warm 2s infinite;
}

@keyframes pulse-warm {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

nav {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  margin: 0 auto 1.5rem;
  max-width: 800px;
  flex-wrap: wrap;
}

.tab {
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--muted);
  transition: all 0.2s;
}

.tab:hover {
  background: rgba(46, 134, 171, 0.06);
  color: var(--ink);
}

.tab.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(4px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 2px 8px var(--shadow);
}

.card h2 {
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
  color: var(--ink);
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--ink);
}

/* Drop Zone */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 3rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(46, 134, 171, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(200, 85, 61, 0.04) 0%, transparent 60%),
    rgba(255, 255, 255, 0.3);
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--accent);
  background:
    radial-gradient(ellipse at 30% 50%, rgba(46, 134, 171, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(200, 85, 61, 0.08) 0%, transparent 60%),
    rgba(255, 255, 255, 0.5);
}

.drop-zone svg {
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.drop-zone p {
  color: var(--muted);
  margin: 0.3rem 0;
}

.drop-hint {
  font-size: 0.8rem;
  font-style: italic;
}

/* Analysis Results */
.analysis-results {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.analysis-results .wide {
  grid-column: 1 / -1;
}

.analysis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.analysis-grid .card canvas {
  display: block;
  max-width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border);
  margin-bottom: 0.5rem;
}

/* Palette */
.palette-row {
  display: flex;
  height: 60px;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  cursor: pointer;
}

.palette-swatch {
  position: relative;
  transition: flex 0.3s ease;
  min-width: 20px;
}

.palette-swatch:hover {
  flex: 2 !important;
}

.swatch-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2px 4px;
  font-size: 0.65rem;
  font-family: 'Courier New', monospace;
  text-align: center;
  background: rgba(0,0,0,0.2);
  color: #fff;
  opacity: 0;
  transition: opacity 0.2s;
}

.palette-swatch:hover .swatch-label {
  opacity: 1;
}

.palette-detail {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.palette-detail-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.detail-swatch {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.detail-hex {
  font-family: 'Courier New', monospace;
  width: 70px;
  color: var(--muted);
}

.detail-proportion {
  width: 35px;
  text-align: right;
  color: var(--muted);
  font-size: 0.8rem;
}

.detail-bar-track {
  flex: 1;
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.detail-bar-fill {
  height: 100%;
  border-radius: 4px;
  opacity: 0.7;
}

/* Overlay Controls */
.overlay-controls {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
}

.overlay-btn {
  padding: 0.3rem 0.7rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.78rem;
  color: var(--muted);
  transition: all 0.2s;
}

.overlay-btn:hover {
  background: rgba(46, 134, 171, 0.06);
}

.overlay-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

/* Harmony */
.harmony-colors {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.harmony-swatch {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

/* Analysis Info */
.analysis-info {
  margin-top: 0.5rem;
}

.analysis-info h3 {
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.analysis-info p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
  margin: 0.2rem 0;
}

.edge-hint {
  font-size: 0.85rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 0.5rem;
}

/* Color Analyzer */
.color-input-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.color-input-row input[type="color"] {
  width: 50px;
  height: 50px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 2px;
}

.color-input-row input[type="text"] {
  flex: 1;
  min-width: 120px;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: 'Courier New', monospace;
  font-size: 1rem;
  background: rgba(255,255,255,0.6);
}

.color-input-row button,
.btn-primary {
  padding: 0.6rem 1.2rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s;
}

.color-input-row button:hover,
.btn-primary:hover {
  background: #246a88;
}

.btn-secondary {
  padding: 0.5rem 1rem;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--accent);
  color: white;
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.results-grid .wide {
  grid-column: 1 / -1;
}

.swatch-large {
  width: 100%;
  height: 80px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-bottom: 0.5rem;
}

.color-values p {
  margin: 0.2rem 0;
  font-size: 0.9rem;
}

.color-values strong {
  color: var(--muted);
  font-weight: 600;
}

.hex-label {
  text-align: center;
  font-family: 'Courier New', monospace;
  color: var(--muted);
  font-size: 0.9rem;
}

.property-bars {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.prop-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.prop-row label {
  width: 80px;
  font-size: 0.85rem;
  color: var(--muted);
}

.bar-track {
  flex: 1;
  height: 12px;
  background: var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 0.4s ease;
}

.prop-row span {
  width: 45px;
  text-align: right;
  font-size: 0.85rem;
  font-family: 'Courier New', monospace;
}

.analogous-row {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
}

.analogous-swatch {
  flex: 1;
  height: 60px;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 4px;
  font-size: 0.7rem;
  font-family: 'Courier New', monospace;
}

#colorWheel {
  display: block;
  margin: 0 auto;
  max-width: 100%;
}

/* Composition */
.comp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.comp-grid canvas {
  display: block;
  margin: 0 auto 0.8rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #fff;
  max-width: 100%;
}

.tip-text p {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--muted);
  font-style: italic;
}

/* Techniques */
.technique-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
}

.technique-card .technique-header {
  margin-bottom: 0.8rem;
}

.technique-card h3 {
  margin-bottom: 0.4rem;
}

.water-indicator {
  display: flex;
  gap: 4px;
  margin: 0.4rem 0;
}

.water-drop {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--accent);
}

.water-drop.full {
  background: var(--accent);
}

.water-drop.empty {
  background: transparent;
}

.water-label {
  font-size: 0.8rem;
  color: var(--muted);
}

.technique-card ul {
  list-style: none;
  padding: 0;
}

.technique-card li {
  font-size: 0.88rem;
  line-height: 1.5;
  padding: 0.3rem 0;
  padding-left: 1rem;
  position: relative;
  color: #4a3b30;
}

.technique-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-warm);
  opacity: 0.6;
}

/* Pigments */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th {
  text-align: left;
  padding: 0.6rem 0.5rem;
  border-bottom: 2px solid var(--border);
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

td {
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.pigment-swatch {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: inline-block;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.78rem;
  font-weight: 600;
}

.badge-transparent { background: #e8f5e9; color: #2e7d32; }
.badge-opaque { background: #fce4ec; color: #c62828; }
.badge-low { background: #e3f2fd; color: #1565c0; }
.badge-medium { background: #fff3e0; color: #e65100; }
.badge-high { background: #fce4ec; color: #c62828; }

/* Journal */
.prompt-box {
  margin-top: 0.8rem;
  padding: 1rem;
  background: rgba(46, 134, 171, 0.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--ink);
}

#journalTitle {
  width: 100%;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  margin-bottom: 0.5rem;
  background: rgba(255,255,255,0.6);
}

#journalBody {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
  margin-bottom: 0.5rem;
  background: rgba(255,255,255,0.6);
}

.journal-entry {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}

.journal-entry:last-child {
  border-bottom: none;
}

.journal-entry h4 {
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.journal-entry .entry-date {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.journal-entry .entry-body {
  font-size: 0.9rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.journal-entry .delete-entry {
  float: right;
  background: none;
  border: none;
  color: var(--accent-warm);
  cursor: pointer;
  font-size: 0.8rem;
  opacity: 0.6;
}

.journal-entry .delete-entry:hover {
  opacity: 1;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* Wallet Setup */
.wallet-setup {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.wallet-setup-btn {
  padding: 0.2rem 0.7rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.8rem;
  transition: background 0.2s;
}

.wallet-setup-btn:hover {
  background: #246a88;
}

.wallet-download {
  background: none;
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  transition: all 0.2s;
}

.wallet-download:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 100;
  backdrop-filter: blur(2px);
}

.modal-overlay.active {
  display: block;
}

.modal {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  z-index: 101;
  width: 90%;
  max-width: 460px;
  max-height: 85vh;
  overflow-y: auto;
}

.modal.active {
  display: block;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: 1.2rem;
  font-weight: 400;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--muted);
  cursor: pointer;
  line-height: 1;
  padding: 0 0.2rem;
}

.modal-close:hover {
  color: var(--ink);
}

.modal-body {
  padding: 1.5rem;
}

.modal-intro {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.seed-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1rem;
}

.seed-action-btn {
  width: 100%;
  max-width: 260px;
}

.seed-action-divider {
  color: var(--muted);
  font-size: 0.85rem;
  font-style: italic;
}

.seed-warning {
  background: rgba(200, 85, 61, 0.08);
  border: 1px solid rgba(200, 85, 61, 0.2);
  border-radius: 8px;
  padding: 0.8rem;
  font-size: 0.9rem;
  color: #7b3a2a;
  line-height: 1.4;
  margin-bottom: 1rem;
}

.seed-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
  font-style: italic;
  margin-top: 1rem;
}

.seed-error {
  color: var(--accent-warm);
  font-size: 0.88rem;
  text-align: center;
  margin-top: 0.5rem;
}

.seed-words {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin: 1rem 0;
}

.seed-word {
  display: inline-block;
  padding: 0.3rem 0.6rem;
  background: rgba(46, 134, 171, 0.08);
  border: 1px solid rgba(46, 134, 171, 0.15);
  border-radius: 6px;
  font-family: 'Courier New', monospace;
  font-size: 0.95rem;
  color: var(--ink);
}

/* Chat Panel */
.chat-panel {
  margin-top: 1rem;
}

.chat-card {
  padding: 1rem;
}

.chat-card h3 {
  margin-bottom: 0.8rem;
}

.chat-messages {
  max-height: 400px;
  overflow-y: auto;
  margin-bottom: 0.8rem;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.5);
  min-height: 60px;
}

.chat-msg {
  margin-bottom: 0.6rem;
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
  max-width: 85%;
  word-wrap: break-word;
}

.chat-msg.user {
  background: var(--accent);
  color: white;
  margin-left: auto;
  border-bottom-right-radius: 2px;
}

.chat-msg.assistant {
  background: var(--card-bg);
  border: 1px solid var(--border);
  margin-right: auto;
  border-bottom-left-radius: 2px;
}

.chat-msg.system {
  background: rgba(200, 85, 61, 0.08);
  border: 1px solid rgba(200, 85, 61, 0.15);
  color: #7b3a2a;
  font-size: 0.82rem;
  max-width: 100%;
  text-align: center;
}

.chat-msg.streaming::after {
  content: '|';
  animation: blink-cursor 0.8s step-end infinite;
}

@keyframes blink-cursor {
  50% { opacity: 0; }
}

.chat-status {
  font-size: 0.8rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.5rem;
}

.chat-input-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.chat-input-row input {
  flex: 1;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  background: rgba(255, 255, 255, 0.6);
}

.chat-send-btn {
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
}

.chat-send-btn:hover:not(:disabled) {
  background: #246a88;
}

.chat-send-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.chat-stop-btn {
  padding: 0.5rem 1rem;
  background: var(--accent-warm);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.chat-stop-btn:hover {
  background: #a6432e;
}

.chat-start-btn {
  width: 100%;
  margin-top: 0.3rem;
}

/* Mint Status */
.mint-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0;
  font-size: 0.85rem;
}

.mint-label {
  color: var(--ink);
}

.mint-balance {
  font-family: 'Courier New', monospace;
  color: var(--muted);
}

.mint-row.mint-free .mint-label::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4caf50;
  margin-right: 0.4rem;
}

.mint-row.mint-real .mint-label::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #f9a825;
  margin-right: 0.4rem;
}

.mint-status-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0;
  font-size: 0.82rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.status-ok { background: #4caf50; }
.status-dot.status-err { background: var(--accent-warm); }

.mint-status-label {
  color: var(--ink);
  min-width: 100px;
}

.mint-status-url {
  color: var(--muted);
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
}

@media (max-width: 700px) {
  header h1 { font-size: 1.8rem; }

  .analysis-grid,
  .results-grid,
  .comp-grid {
    grid-template-columns: 1fr;
  }

  .technique-grid {
    grid-template-columns: 1fr;
  }

  nav { gap: 0.2rem; }
  .tab { font-size: 0.8rem; padding: 0.4rem 0.7rem; }

  .palette-row {
    height: 45px;
  }

  .palette-detail-row {
    font-size: 0.78rem;
  }

  .overlay-controls {
    gap: 0.3rem;
  }

  .overlay-btn {
    font-size: 0.72rem;
    padding: 0.25rem 0.5rem;
  }

  .wallet-bar {
    font-size: 0.75rem;
    padding: 0.3rem 0.6rem;
  }

  .modal {
    width: 95%;
    max-height: 90vh;
  }

  .seed-words {
    gap: 0.3rem;
  }

  .seed-word {
    font-size: 0.85rem;
  }

  .chat-msg {
    max-width: 95%;
  }
}