/* ============================================================
   CryptoTerminal — Premium Dark Trading Terminal
   Design System + Component Styles
   ============================================================ */

/* ----------------------------------------------------------
   1. DESIGN TOKENS
   ---------------------------------------------------------- */
:root {
  /* Backgrounds */
  --bg-primary: #0a0a0f;
  --bg-surface: #12121a;
  --bg-elevated: #1a1a28;
  --bg-input: #1e1e2e;
  --bg-hover: #252538;

  /* Text */
  --text-primary: #e8e8ed;
  --text-secondary: #8b8b9a;
  --text-muted: #55556a;

  /* Borders */
  --border: #2a2a3a;
  --border-light: #353548;
  --grid: #1a1a2a;

  /* Accents */
  --green: #00d4aa;
  --green-dim: rgba(0, 212, 170, 0.15);
  --red: #ff4976;
  --red-dim: rgba(255, 73, 118, 0.15);
  --blue: #4a9eff;
  --blue-dim: rgba(74, 158, 255, 0.15);
  --amber: #ffb800;

  /* Typography */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", monospace;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

/* ----------------------------------------------------------
   2. RESET & BASE
   ---------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-family);
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  -webkit-tap-highlight-color: transparent;
}

::selection {
  background: rgba(74, 158, 255, 0.3);
  color: #fff;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  outline: none;
}

input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

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

/* ----------------------------------------------------------
   3. TYPOGRAPHY
   ---------------------------------------------------------- */
.mono {
  font-family: var(--font-mono);
}

.text-xs {
  font-size: 10px;
}

.text-sm {
  font-size: 11px;
}

.text-base {
  font-size: 12px;
}

.text-md {
  font-size: 13px;
}

.text-lg {
  font-size: 16px;
}

.text-xl {
  font-size: 20px;
}

/* ----------------------------------------------------------
   4. LAYOUT
   ---------------------------------------------------------- */
.main-content {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: row;
}

/* ----------------------------------------------------------
   5. TOOLBAR
   ---------------------------------------------------------- */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 48px;
  padding: 0 12px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  gap: 8px;
  position: relative;
  z-index: 100;
}

.toolbar-left {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 1;
  min-width: 0;
  flex-wrap: wrap;
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.toolbar-divider {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 0 6px;
  flex-shrink: 0;
}

/* ----------------------------------------------------------
   5a. LOGO
   ---------------------------------------------------------- */
.logo {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.3px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
  padding: 0 4px;
  user-select: none;
}

/* ----------------------------------------------------------
   5b. TOOLBAR BUTTONS (shared)
   ---------------------------------------------------------- */
.toolbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border-radius: var(--radius-sm);
  transition:
    background var(--transition-fast),
    color var(--transition-fast);
  white-space: nowrap;
}

.toolbar-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.toolbar-btn.active {
  background: var(--blue-dim);
  color: var(--blue);
}

/* ----------------------------------------------------------
   6. SYMBOL SELECTOR
   ---------------------------------------------------------- */
.symbol-selector {
  position: relative;
}

.symbol-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  cursor: pointer;
  flex-shrink: 0;
}

.symbol-btn:hover {
  border-color: var(--border-light);
  background: var(--bg-hover);
}

.chevron-icon {
  width: 12px;
  height: 12px;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.symbol-selector.open .chevron-icon {
  transform: rotate(180deg);
}

.symbol-selector .dropdown {
  width: 260px;
  top: calc(100% + 6px);
  left: 0;
}

.symbol-selector .dropdown input {
  width: 100%;
  height: 36px;
  padding: 0 12px;
  background: var(--bg-input);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-primary);
}

.symbol-selector .dropdown input::placeholder {
  color: var(--text-muted);
}

.dropdown-items {
  max-height: 260px;
  overflow-y: auto;
}

/* ----------------------------------------------------------
   7. TIMEFRAME BUTTONS
   ---------------------------------------------------------- */
.timeframe-group,
.chart-type-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

.timeframe-group button,
.chart-type-group button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 28px;
  padding: 0 8px;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

.timeframe-group button:hover,
.chart-type-group button:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.timeframe-group button.active {
  background: var(--blue-dim);
  color: var(--blue);
  box-shadow: 0 0 8px rgba(74, 158, 255, 0.12);
}

/* ----------------------------------------------------------
   8. CHART TYPE BUTTONS
   ---------------------------------------------------------- */
.chart-type-group button.active {
  background: var(--blue-dim);
  color: var(--blue);
  box-shadow: 0 0 8px rgba(74, 158, 255, 0.12);
}

.chart-type-group button svg {
  width: 14px;
  height: 14px;
}

/* ----------------------------------------------------------
   9. INDICATORS GROUP
   ---------------------------------------------------------- */
.indicators-group {
  position: relative;
}

#indicators-btn {
  font-size: 12px;
}

.indicators-group .dropdown {
  width: 280px;
  top: calc(100% + 6px);
  left: 0;
}

.indicators-group .dropdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.indicators-group .dropdown-item span:first-child {
  font-weight: 600;
  font-size: 12px;
}

.indicators-group .dropdown-item span:last-child {
  font-size: 11px;
}

.indicators-group .dropdown-item.selected {
  background: var(--blue-dim);
}

.indicators-group .dropdown-item.selected span:first-child {
  color: var(--blue);
}

/* ----------------------------------------------------------
   10. PRICE INFO BAR
   ---------------------------------------------------------- */
.price-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.price-main {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.current-price {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
  transition: color var(--transition-fast);
}

.price-change {
  font-size: 12px;
  font-weight: 500;
}

.price-change-percent {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.price-up .current-price,
.price-up .price-change,
.price-up .price-change-percent {
  color: var(--green);
}

.price-up .price-change-percent {
  background: var(--green-dim);
}

.price-down .current-price,
.price-down .price-change,
.price-down .price-change-percent {
  color: var(--red);
}

.price-down .price-change-percent {
  background: var(--red-dim);
}

.price-details {
  display: flex;
  align-items: center;
  gap: 14px;
}

.price-detail {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
}

.price-detail .label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
  line-height: 1;
}

.price-detail .mono {
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
}

/* ----------------------------------------------------------
   11. CHART AREA
   ---------------------------------------------------------- */
.chart-area {
  position: absolute;
  inset: 0;
  background: var(--bg-primary);
  overflow: hidden;
}

#chart-container {
  position: absolute;
  inset: 0;
}

/* Loading spinner */
.chart-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 5;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.chart-loading span {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* ----------------------------------------------------------
   12. OHLCV LEGEND
   ---------------------------------------------------------- */
.ohlcv-legend {
  position: absolute;
  top: 10px;
  left: 12px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(18, 18, 26, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(42, 42, 58, 0.5);
  border-radius: var(--radius-md);
  font-size: 12px;
  pointer-events: none;
  user-select: none;
}

.legend-label {
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  margin-left: 6px;
}

.legend-label:first-child {
  margin-left: 0;
}

.ohlcv-legend .mono {
  font-size: 12px;
  font-weight: 500;
}

.ohlcv-legend .text-green {
  color: var(--green);
}

.ohlcv-legend .text-red {
  color: var(--red);
}

/* ----------------------------------------------------------
   12b. CANDLE TIMER
   ---------------------------------------------------------- */
.candle-timer {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: rgba(18, 18, 26, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(42, 42, 58, 0.6);
  border-radius: 20px;
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--text-secondary);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.candle-timer .timer-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  animation: timerPulse 1s ease-in-out infinite;
}

.candle-timer .timer-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.candle-timer .timer-value {
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  min-width: 40px;
  text-align: center;
}

.candle-timer.urgent .timer-dot {
  background: var(--amber);
}
.candle-timer.urgent .timer-value {
  color: var(--amber);
}

.candle-timer.closing .timer-dot {
  background: var(--red);
  animation: timerPulse 0.3s ease-in-out infinite;
}
.candle-timer.closing .timer-value {
  color: var(--red);
}

@keyframes timerPulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.8);
  }
}

/* ----------------------------------------------------------
   13. WATCHLIST PANEL
   ---------------------------------------------------------- */
.watchlist-panel {
  display: none;
}

.watchlist-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.watchlist-header h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: all var(--transition-fast);
  font-size: 14px;
}

.icon-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* Watchlist search */
.watchlist-search-container {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

/* ----------------------------------------------------------
   16. MODALS
   ---------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  transition: opacity var(--transition-fast);
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(1);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.8);
  width: 90%;
  max-width: 400px;
  z-index: 1001;
  transition: all var(--transition-fast);
}

.modal.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -45%) scale(0.95);
}

.modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 600;
}

.modal-close {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
}

/* Modal form elements */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  height: 36px;
  padding: 0 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  transition: border-color var(--transition-fast);
}

.form-group input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.1);
}

.primary-btn {
  background: var(--blue);
  color: white;
  height: 36px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.primary-btn:hover {
  background: #3a8eef;
}

.secondary-btn {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  height: 36px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

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

/* ----------------------------------------------------------
   16a. AUTH MODAL (Premium)
   ---------------------------------------------------------- */
.auth-modal {
  max-width: 420px;
  overflow: hidden;
  border: 1px solid rgba(74, 158, 255, 0.15);
  background: linear-gradient(
    165deg,
    rgba(18, 18, 26, 0.98) 0%,
    rgba(10, 10, 15, 0.99) 100%
  );
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(74, 158, 255, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.auth-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: linear-gradient(
    135deg,
    rgba(74, 158, 255, 0.08) 0%,
    rgba(0, 212, 170, 0.05) 100%
  );
  border-bottom: 1px solid var(--border);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.auth-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-dim), rgba(0, 212, 170, 0.12));
  border: 1px solid rgba(74, 158, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}

.auth-modal-header h2 {
  font-size: 17px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-primary), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.auth-modal .modal-body {
  padding: 24px;
}

/* Input wrapper with icon */
.input-wrapper {
  position: relative;
}

.input-wrapper .input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  transition: color var(--transition-fast);
}

.input-wrapper input {
  width: 100%;
  height: 44px;
  padding: 0 12px 0 40px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  transition: all var(--transition-fast);
}

.input-wrapper input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.12);
}

.input-wrapper input:focus + .input-icon,
.input-wrapper input:focus ~ .input-icon {
  color: var(--blue);
}

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

/* Error / success message */
.auth-message {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  margin-top: 12px;
  line-height: 1.4;
}

.auth-message.error {
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid rgba(255, 73, 118, 0.2);
}

.auth-message.success {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid rgba(0, 212, 170, 0.2);
}

/* Primary auth button */
.auth-primary-btn {
  width: 100%;
  height: 44px;
  margin-top: 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #4a9eff 0%, #3a7be0 100%);
  color: white;
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 16px rgba(74, 158, 255, 0.25);
}

.auth-primary-btn:hover {
  background: linear-gradient(135deg, #5aa8ff 0%, #4a8bf0 100%);
  box-shadow: 0 6px 24px rgba(74, 158, 255, 0.35);
  transform: translateY(-1px);
}

.auth-primary-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(74, 158, 255, 0.2);
}

/* Divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-divider span {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Secondary auth button */
.auth-secondary-btn {
  width: 100%;
  height: 44px;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.auth-secondary-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-light);
}

/* Logged-in profile */
.auth-profile {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.auth-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green-dim), var(--blue-dim));
  border: 1px solid rgba(0, 212, 170, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}

.auth-profile-label {
  font-size: 11px;
  color: var(--text-muted);
}

.auth-profile-email {
  font-size: 13px;
  color: var(--green);
  margin-top: 2px;
  word-break: break-all;
}

/* Sync status indicator */
.auth-sync-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(0, 212, 170, 0.06);
  border: 1px solid rgba(0, 212, 170, 0.15);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--green);
}

.sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: syncPulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes syncPulse {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 8px var(--green);
  }
  50% {
    opacity: 0.5;
    box-shadow: 0 0 4px var(--green);
  }
}

.auth-logout-btn {
  margin-top: 16px;
  color: var(--red);
  border-color: rgba(255, 73, 118, 0.25);
}

.auth-logout-btn:hover {
  background: var(--red-dim);
  border-color: rgba(255, 73, 118, 0.4);
  color: var(--red);
}

/* ----------------------------------------------------------
   16b. AUTH MODAL — MOBILE
   ---------------------------------------------------------- */
@media (max-width: 500px) {
  .auth-modal {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    transform: none;
    border-radius: 20px 20px 0 0;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUpModal 300ms ease-out;
  }

  .auth-modal.hidden {
    transform: translateY(100%);
    opacity: 0;
  }

  .auth-modal-header {
    padding: 20px;
  }

  .auth-modal .modal-body {
    padding: 20px;
    padding-bottom: 32px; /* Extra safe-area padding for gesture bar */
  }

  .auth-icon {
    width: 42px;
    height: 42px;
  }

  .input-wrapper input {
    height: 48px;
    font-size: 16px; /* Prevents iOS zoom on focus */
  }

  .auth-primary-btn {
    height: 48px;
    font-size: 15px;
  }

  .auth-secondary-btn {
    height: 48px;
    font-size: 15px;
  }
}

@keyframes slideUpModal {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

#watchlist-search {
  width: 100%;
  height: 32px;
  padding: 0 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
}

#watchlist-search:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.1);
}

#watchlist-search::placeholder {
  color: var(--text-muted);
}

/* Watchlist items container */
.watchlist-items {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* ----------------------------------------------------------
   14. WATCHLIST ITEM
   ---------------------------------------------------------- */
.watchlist-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--transition-fast);
  user-select: none;
}

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

.watchlist-item.active {
  background: var(--bg-elevated);
  border-left: 2px solid var(--blue);
  padding-left: 14px;
}

.watchlist-item-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.watchlist-item-symbol {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.watchlist-item-symbol .pair-suffix {
  font-weight: 400;
  color: var(--text-muted);
}

.watchlist-item-name {
  font-size: 10px;
  color: var(--text-muted);
}

.watchlist-item-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.watchlist-item-price {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
}

.watchlist-item-change {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
}

.watchlist-item-change.up {
  color: var(--green);
}

.watchlist-item-change.down {
  color: var(--red);
}

/* ----------------------------------------------------------
   15. SCROLLBAR STYLING
   ---------------------------------------------------------- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-light);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* ----------------------------------------------------------
   16. ANIMATIONS & MICRO-INTERACTIONS
   ---------------------------------------------------------- */
@keyframes priceFlashGreen {
  0% {
    background-color: var(--green-dim);
  }
  100% {
    background-color: transparent;
  }
}

@keyframes priceFlashRed {
  0% {
    background-color: var(--red-dim);
  }
  100% {
    background-color: transparent;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

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

.flash-green {
  animation: priceFlashGreen 600ms ease-out;
}

.flash-red {
  animation: priceFlashRed 600ms ease-out;
}

/* ----------------------------------------------------------
   17. DROPDOWN (Generic)
   ---------------------------------------------------------- */
.dropdown {
  display: none;
  position: absolute;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.03);
  z-index: 200;
  overflow: hidden;
  animation: slideDown 200ms ease-out;
}

.dropdown.open {
  display: block;
}

.dropdown-item {
  padding: 8px 16px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition:
    background var(--transition-fast),
    color var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.dropdown-item.active {
  background: var(--blue-dim);
  color: var(--blue);
}

/* ----------------------------------------------------------
   18. ACTIVE INDICATORS BAR
   ---------------------------------------------------------- */
.active-indicators {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  height: 28px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.active-indicators.hidden {
  display: none;
}

/* ----------------------------------------------------------
   19. INDICATOR CHIP
   ---------------------------------------------------------- */
.indicator-chip {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  gap: 4px;
  background: var(--blue-dim);
  border: 1px solid rgba(74, 158, 255, 0.3);
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 500;
  color: var(--blue);
  animation: fadeIn 200ms ease-out;
  user-select: none;
}

.indicator-chip .chip-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  margin-left: 2px;
  font-size: 12px;
  color: var(--blue);
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
}

.indicator-chip .chip-close:hover {
  color: var(--red);
  background: var(--red-dim);
}

/* ----------------------------------------------------------
   20. RESPONSIVE
   ---------------------------------------------------------- */
.watchlist-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.watchlist-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* ----------------------------------------------------------
   21. UTILITY CLASSES
   ---------------------------------------------------------- */
.text-green {
  color: var(--green);
}

.text-red {
  color: var(--red);
}

.text-blue {
  color: var(--blue);
}

.text-muted {
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

/* ----------------------------------------------------------
   22. GLASSMORPHISM & PREMIUM EFFECTS
   ---------------------------------------------------------- */

/* Subtle noise texture overlay for depth */
.toolbar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.015) 0%,
    transparent 100%
  );
  pointer-events: none;
}

/* Chart area subtle gradient overlay */
.chart-area::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 15, 0.6) 0%,
    transparent 100%
  );
  z-index: 2;
  pointer-events: none;
}

/* Watchlist header glass effect */
.watchlist-header {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02) 0%,
    transparent 100%
  );
}

/* Focus glow for inputs */
.symbol-btn:focus-visible,
#watchlist-search:focus-visible {
  outline: 2px solid rgba(74, 158, 255, 0.4);
  outline-offset: 1px;
}

/* Active item glow */
.watchlist-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--green));
  box-shadow: 0 0 10px rgba(74, 158, 255, 0.3);
}

/* Tooltip-like label styling */
.price-detail .label::after {
  content: "";
  display: block;
}

/* Button pressed effect */
.timeframe-group button:active,
.chart-type-group button:active,
.toolbar-btn:active {
  transform: scale(0.96);
}

/* Dropdown backdrop for mobile */
.dropdown-backdrop {
  position: fixed;
  inset: 0;
  z-index: 190;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  display: none;
}

.dropdown-backdrop.open {
  display: block;
  animation: fadeIn 150ms ease-out;
}

/* ----------------------------------------------------------
   23. LOADING STATES
   ---------------------------------------------------------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-elevated) 25%,
    var(--bg-hover) 50%,
    var(--bg-elevated) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

/* ----------------------------------------------------------
   24. MISC & POLISH
   ---------------------------------------------------------- */

/* Subtle separator between toolbar groups */
.toolbar-left > *:not(.toolbar-divider) {
  position: relative;
}

/* Smooth hover transitions on all interactive elements */
button,
.dropdown-item,
.watchlist-item,
input {
  transition: all var(--transition-fast);
}

/* Symbol button active state */
.symbol-selector.open .symbol-btn {
  border-color: var(--blue);
  box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.1);
}

/* High-contrast hover for watchlist */
.watchlist-item:hover .watchlist-item-symbol {
  color: #fff;
}

/* Subtle animated border for selected watchlist item */
.watchlist-item.active {
  position: relative;
}

/* Volume bar mini-visualization placeholder */
.watchlist-item-volume {
  height: 2px;
  background: var(--border);
  border-radius: 1px;
  margin-top: 4px;
  overflow: hidden;
}

.watchlist-item-volume-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--blue));
  border-radius: 1px;
  transition: width var(--transition-normal);
}

/* Price flash for watchlist items */
.watchlist-item.flash-green .watchlist-item-price {
  animation: priceFlashGreen 600ms ease-out;
}

.watchlist-item.flash-red .watchlist-item-price {
  animation: priceFlashRed 600ms ease-out;
}

/* ----------------------------------------------------------
   SETTINGS PANEL
   ---------------------------------------------------------- */

/* Backdrop overlay */
.settings-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 8999;
  transition: opacity var(--transition-normal);
}

/* Panel */
.settings-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 380px;
  max-height: 85vh;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
  z-index: 9000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: fadeIn 200ms ease;
}

.settings-panel.hidden,
.settings-overlay.hidden {
  display: none;
}

/* Header */
.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.settings-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.settings-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
  transition: color var(--transition-fast);
}

.settings-close:hover {
  color: var(--text-primary);
}

/* Body */
.settings-body {
  padding: 16px 20px;
  overflow-y: auto;
  flex: 1;
}

.setting-section-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.setting-divider {
  height: 1px;
  background: var(--border);
  margin: 14px 0;
}

/* Row */
.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.setting-label {
  font-size: 12px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

/* Text / number / time inputs */
.setting-input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 5px 10px;
  width: 110px;
  outline: none;
  transition: border-color var(--transition-fast);
}

.setting-input:focus {
  border-color: var(--blue);
}

/* input[type=time] Webkit fix */
.setting-input::-webkit-calendar-picker-indicator {
  filter: invert(0.6);
  cursor: pointer;
}

/* Color input */
.setting-input-color {
  -webkit-appearance: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 24px;
  padding: 0;
  background: none;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast);
}

.setting-input-color::-webkit-color-swatch-wrapper {
  padding: 0;
}

.setting-input-color::-webkit-color-swatch {
  border: none;
  border-radius: 2px;
}

/* Range slider wrapper */
.setting-range-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.setting-range-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--blue);
  min-width: 34px;
  text-align: right;
}

/* Range slider custom */
.setting-range {
  -webkit-appearance: none;
  appearance: none;
  width: 120px;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  outline: none;
}

.setting-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--blue);
  cursor: pointer;
  border: 2px solid var(--bg-surface);
  box-shadow: 0 0 6px rgba(74, 158, 255, 0.4);
  transition: transform var(--transition-fast);
}

.setting-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.setting-range::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--blue);
  cursor: pointer;
  border: 2px solid var(--bg-surface);
}

/* Toggle switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 20px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  cursor: pointer;
  background: var(--border);
  border-radius: 20px;
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 14px;
  height: 14px;
  background: var(--text-secondary);
  border-radius: 50%;
  transition:
    transform var(--transition-fast),
    background var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--green-dim);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(18px);
  background: var(--green);
}

/* Footer */
.settings-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
}

.settings-btn-primary,
.settings-btn-secondary {
  padding: 6px 18px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition:
    background var(--transition-fast),
    color var(--transition-fast);
}

.settings-btn-primary {
  background: var(--blue);
  color: #fff;
}

.settings-btn-primary:hover {
  background: #5daaff;
}

.settings-btn-secondary {
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.settings-btn-secondary:hover {
  color: var(--text-primary);
  background: var(--bg-elevated);
}

/* ----------------------------------------------------------
   DRAWING TOOLBAR
   ---------------------------------------------------------- */

.drawing-toolbar {
  position: absolute;
  top: 10px;
  left: 10px;
  width: 36px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.draw-btn {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.draw-btn:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.draw-btn.active {
  color: var(--blue);
  background: var(--blue-dim);
}

/* ----------------------------------------------------------
   HIDE TRADINGVIEW LOGO
   ---------------------------------------------------------- */
#chart-container a,
.tv-lightweight-charts a {
  display: none !important;
}

/* ----------------------------------------------------------
   GO TO PRESENT BUTTON
   ---------------------------------------------------------- */
.go-to-present {
  position: absolute;
  bottom: 24px;
  right: 64px; /* inside the price scale */
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(37, 37, 56, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(74, 158, 255, 0.2);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 50;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  transition: all var(--transition-fast);
  opacity: 1;
  transform: translateY(0) scale(1);
}

.go-to-present:hover {
  background: var(--blue-dim);
  color: var(--blue);
  border-color: rgba(74, 158, 255, 0.4);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.6);
}

.go-to-present:active {
  transform: translateY(0) scale(0.95);
}

.go-to-present.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px) scale(0.9);
}

/* ----------------------------------------------------------
   SCALE TOGGLE BUTTON (LOG)
   ---------------------------------------------------------- */
.scale-toggle-btn {
  position: absolute;
  bottom: 28px;
  right: 12px;
  background: transparent;
  color: var(--text-muted);
  border: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: lowercase;
  cursor: pointer;
  z-index: 50;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.scale-toggle-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.scale-toggle-btn.active {
  color: var(--blue);
  background: var(--blue-dim);
}

/* =============================================================
   19. RESPONSIVE — MOBILE FIRST REDESIGN
   ============================================================= */

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ── 900px: hide watchlist sidebar ─────────────────────────── */
@media (max-width: 900px) {
  .watchlist-panel {
    display: none;
  }

  .watchlist-panel.mobile-open {
    display: flex;
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 300;
    width: 280px;
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.7);
    animation: slideInRight 250ms ease-out;
  }

  .watchlist-toggle {
    display: inline-flex;
  }
}

/* ── 768px & 600px: 2-Row Responsive Toolbar ──────────────────────────── */
@media (max-width: 768px) {
  /* Stack left and right sections cleanly into two rows */
  .toolbar {
    height: auto;
    min-height: 52px;
    flex-direction: column;
    align-items: stretch;
    padding: 6px 8px;
    gap: 6px;
    overflow: visible;
  }

  .toolbar-left,
  .toolbar-right {
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
    justify-content: flex-start;
    flex: none;
    overflow: visible;
  }

  .toolbar-right {
    justify-content: space-between;
  }

  /* Hide dividers to save space */
  .toolbar-divider {
    display: none;
  }

  /* Hide logo text */
  .logo {
    display: none;
  }

  /* Compact timeframe buttons */
  .timeframe-group button {
    padding: 0 6px;
    font-size: 11px;
    height: 28px;
  }

  /* Hide indicators / chart-type text labels */
  .chart-type-group button {
    font-size: 11px;
    padding: 0 6px;
  }

  /* Hide bid/ask/spread detail row */
  .price-details {
    display: none;
  }

  /* Price main stays visible but compact */
  .current-price {
    font-size: 16px;
  }

  .price-change,
  .price-change-percent {
    font-size: 11px;
  }

  #auth-btn .auth-btn-label {
    display: none;
  }

  #auth-btn {
    padding: 0 8px;
    min-width: 32px;
  }
}

/* ── 600px: full mobile layout ──────────────────────────────── */
@media (max-width: 600px) {
  /* Body: toolbar | chart | bottom-toolbar */
  body {
    grid-template-rows: auto 1fr auto;
  }

  /* Sticky toolbar */
  .toolbar {
    position: sticky;
    top: 0;
    z-index: 200;
  }

  /* Symbol button compact */
  .symbol-btn {
    font-size: 13px;
    font-weight: 700;
    padding: 0 6px;
    height: 32px;
  }

  /* Timeframe: scrollable row */
  .timeframe-group {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 2px;
    flex: 1;
  }
  .timeframe-group::-webkit-scrollbar {
    display: none;
  }

  /* Hide indicators button on mobile — accessible via bottom bar */
  #indicators-btn {
    display: none;
  }

  /* Price info: single line in toolbar-right */
  .price-info {
    flex-direction: row;
    align-items: center;
    gap: 6px;
  }
  .price-details {
    display: none;
  }
  .current-price {
    font-size: 14px;
    font-weight: 700;
  }
  .price-change {
    display: none;
  }
  .price-change-percent {
    font-size: 10px;
    padding: 1px 4px;
  }

  /* ==== DRAWING TOOLBAR: move to bottom horizontal strip ==== */
  .drawing-toolbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    top: auto;
    width: 100%;
    height: 52px;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;
    padding: 0 8px;
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-right: none;
    border-radius: 0;
    z-index: 200;
    gap: 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
  }

  .main-content {
    padding-bottom: 52px;
  }

  .draw-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
  }

  /* Clear button no longer needs margin-top auto */
  .draw-btn[data-tool="clear"] {
    margin-top: 0;
  }

  /* Chart area: leave room for bottom drawing toolbar */
  .chart-area {
    bottom: 52px;
    top: 0;
    left: 0;
    right: 0;
    position: absolute;
  }

  /* Move candle timer to not overlap toolbar */
  .candle-timer {
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    padding: 4px 10px;
  }

  /* OHLCV legend — below candle timer, more compact */
  .ohlcv-legend {
    top: 8px;
    left: 8px;
    padding: 4px 8px;
    gap: 4px;
    font-size: 10px;
    display: none; /* hide on small screens, too cramped */
  }

  /* Go-to-present button above bottom bar */
  .go-to-present {
    bottom: 64px;
    right: 12px;
  }

  /* Log scale button above bottom bar */
  .scale-toggle-btn {
    bottom: 64px;
    right: 12px;
  }

  /* Active indicators bar — compact pill strip */
  .active-indicators {
    padding: 4px 8px;
    height: 26px;
    gap: 4px;
    font-size: 10px;
  }
  .indicator-chip {
    height: 18px;
    font-size: 10px;
    padding: 0 6px;
  }

  /* Watchlist overlay covers full screen on mobile */
  .watchlist-panel.mobile-open {
    top: 48px;
    bottom: 52px;
    width: 100%;
    box-shadow: none;
  }

  /* Settings panel full width on mobile */
  .settings-panel {
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
  }

  /* Auth modal — bottom sheet on mobile */
  .auth-modal {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    transform: none;
    width: 100%;
    max-width: 100%;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 90vh;
    overflow-y: auto;
    padding-bottom: env(safe-area-inset-bottom, 16px);
  }

  .auth-modal.hidden {
    transform: translateY(100%);
    opacity: 1;
  }

  .auth-modal-header {
    padding: 16px 20px 12px;
  }

  /* Bottom drawer handle for auth modal */
  .auth-modal::before {
    content: "";
    display: block;
    width: 36px;
    height: 4px;
    background: var(--border-light);
    border-radius: 2px;
    margin: 0 auto 12px;
  }
}

/* ── 380px: tiny phones ─────────────────────────────────────── */
@media (max-width: 380px) {
  .timeframe-group button {
    padding: 0 4px;
    font-size: 10px;
  }

  .symbol-btn {
    font-size: 12px;
  }

  .draw-btn {
    width: 36px;
    height: 36px;
  }

  .current-price {
    font-size: 13px;
  }

  .price-change-percent {
    display: none;
  }
}