/* ============================================
   Reusable components
   ============================================ */

/* --- Tier Badge --- */
.tier-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  line-height: 1.4;
}

.tier-badge--pure {
  color: var(--color-tier-pure);
  background: var(--color-gold-faint);
}

.tier-badge--strong {
  color: var(--color-tier-strong);
  background: var(--color-tier-strong-faint);
}

.tier-badge--compliant {
  color: var(--color-tier-compliant);
  background: var(--color-tier-compliant-faint);
}

/* --- Verification Badge --- */
.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  font-size: var(--text-xs);
  border-radius: var(--radius-full);
}

.verified-badge--board {
  color: var(--color-gain);
  background: var(--color-gain-faint);
}

.verified-badge--algo {
  color: var(--color-text-muted);
  background: var(--color-text-muted-faint);
}

/* --- Confidence Bar --- */
.confidence-bar {
  position: relative;
  width: 100%;
  height: 4px;
  background: var(--color-canvas-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.confidence-bar__fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.confidence-bar__fill--high { background: var(--color-confidence-high); }
.confidence-bar__fill--mid { background: var(--color-confidence-mid); }
.confidence-bar__fill--low { background: var(--color-confidence-low); }

/* --- Search Input --- */
.search-input {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  padding-left: var(--space-8);
  background: var(--color-canvas-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  border-color: var(--color-gold);
  outline: none;
}

.search-input::placeholder {
  color: var(--color-text-faint);
}

.search-wrapper {
  position: relative;
}

.search-wrapper::before {
  content: '';
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-text-faint);
  border-radius: 50%;
}

/* --- Filter Pills --- */
.filter-pill {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  background: var(--color-canvas-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  min-height: var(--touch-min);
}

.filter-pill:hover {
  color: var(--color-text);
  border-color: var(--color-text-faint);
}

.filter-pill--active {
  color: var(--color-gold);
  background: var(--color-gold-faint);
  border-color: var(--color-border-gold);
}

/* --- Select Dropdown --- */
.select {
  padding: var(--space-1) var(--space-3);
  padding-right: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-canvas-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23706862' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-2) center;
  min-height: var(--touch-min);
}

.select:focus {
  border-color: var(--color-gold);
  outline: none;
}

/* --- Preset Tabs --- */
.preset-tabs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-1);
}

.preset-tabs::-webkit-scrollbar {
  display: none;
}

.preset-tab {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
  min-height: var(--touch-min);
}

.preset-tab:hover {
  color: var(--color-text);
  border-color: var(--color-text-faint);
}

.preset-tab--active {
  color: var(--color-gold);
  background: var(--color-gold-faint);
  border-color: var(--color-border-gold);
}

/* --- Entry Zone Banner --- */
.entry-zone-banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-gold-faint);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-gold);
}

/* --- Empty State --- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-8);
  text-align: center;
}

.empty-state__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.empty-state__desc {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  max-width: 320px;
}

/* --- Change indicator --- */
.change--positive { color: var(--color-gain); }
.change--negative { color: var(--color-loss); }
.change--neutral { color: var(--color-text-muted); }

/* --- Back button --- */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-radius: var(--radius);
  transition: color var(--transition-fast);
  min-height: var(--touch-min);
}

.back-btn:hover {
  color: var(--color-gold);
}

/* --- Ratio Bar (compliance detail) --- */
.ratio-bar {
  position: relative;
  height: 8px;
  background: var(--color-canvas-elevated);
  border-radius: var(--radius-full);
  overflow: visible;
}

.ratio-bar__fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.ratio-bar__threshold {
  position: absolute;
  top: -4px;
  width: 2px;
  height: 16px;
  background: var(--color-text-faint);
  border-radius: 1px;
}

/* --- Offline Banner --- */
.offline-banner {
  position: fixed;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-canvas-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-overlay);
  display: none;
}

.offline-banner--visible {
  display: block;
}

/* --- Info Icon + Tooltip System --- */
.info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: 10px;
  font-weight: var(--weight-bold);
  color: var(--color-text-faint);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  cursor: help;
  vertical-align: middle;
  margin-left: var(--space-1);
  flex-shrink: 0;
  position: relative;
}

.info-icon:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.info-tip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--weight-normal);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  background: var(--color-canvas-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-tooltip);
  white-space: normal;
  text-align: left;
  pointer-events: none;
}

.info-tip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-border);
}

.info-icon:hover .info-tip {
  display: block;
}

/* --- Info Panel (How Dirham Works) --- */
.info-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 420px;
  max-width: 90vw;
  height: 100vh;
  height: 100dvh;
  background: var(--color-canvas);
  border-left: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-modal);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.info-panel--open {
  transform: translateX(0);
}

.info-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-canvas);
  z-index: 1;
}

.info-panel__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-gold);
}

.info-panel__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  border-radius: var(--radius);
  cursor: pointer;
}

.info-panel__close:hover {
  color: var(--color-text);
  background: var(--color-canvas-raised);
}

.info-panel__body {
  padding: var(--space-6);
}

.info-panel__section {
  margin-bottom: var(--space-8);
}

.info-panel__section h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.info-panel__section p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-3);
}

.info-panel__section p:last-child {
  margin-bottom: 0;
}

.info-panel__tier-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
}

.info-panel__tier-row + .info-panel__tier-row {
  border-top: 1px solid var(--color-border-subtle);
}

.info-panel__tier-detail {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* --- Preset description --- */
.preset-desc {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: var(--leading-relaxed);
  margin-top: var(--space-2);
  margin-bottom: var(--space-4);
  max-width: 640px;
}

/* --- Header info button --- */
.header-info-btn {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-faint);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  min-height: var(--touch-min);
  min-width: var(--touch-min);
}

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

/* --- Info panel overlay --- */
.info-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-canvas-overlay);
  z-index: calc(var(--z-modal) - 1);
  display: none;
}

.info-overlay--visible {
  display: block;
}

/* --- Decay Warning --- */
.decay-warning {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-loss);
  background: var(--color-loss-faint);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.decay-warning__icon {
  font-size: 10px;
}

.decay-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-loss);
  opacity: 0.7;
  vertical-align: middle;
  margin-left: var(--space-1);
}