/* Kerno Analytics — Signal Scanner styles */

/* ── Controls ─────────────────────────────────────────────────────────── */

.signals-controls {
  margin-bottom: var(--space-xl);
}

.signals-toolbar {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-xl);
  align-items: start;
  margin-bottom: var(--space-lg);
}

@media (max-width: 56rem) {
  .signals-toolbar {
    grid-template-columns: 1fr;
  }
}

.signals-label {
  display: block;
  margin: 0 0 var(--space-sm);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--kerno-grey-400);
}

.signals-label__hint {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.75rem;
  color: var(--kerno-grey-300);
}

.signals-ticker-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

/* Add-ticker search */

.signals-search-wrap {
  position: relative;
  margin-top: var(--space-sm);
}

.signals-search {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.signals-search__input {
  flex: 1;
  min-width: 0;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--kerno-grey-500);
  background: var(--kerno-surface);
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color 0.15s;
  text-transform: uppercase;
}

.signals-search__input::placeholder {
  font-family: var(--font-sans);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--kerno-grey-300);
}

.signals-search__input:focus {
  border-color: var(--kerno-orange);
  box-shadow: 0 0 0 3px rgba(232, 106, 26, 0.12);
}

.signals-search__add {
  flex-shrink: 0;
  white-space: nowrap;
}

.signals-search__results {
  position: absolute;
  z-index: 20;
  left: 0;
  right: 0;
  margin-top: var(--space-xs);
  padding: var(--space-sm);
  list-style: none;
  background: var(--kerno-surface-raised);
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.signals-search__hint {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8125rem;
  color: var(--kerno-grey-400);
}

.signals-ticker-btn {
  padding: var(--space-xs) var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--kerno-grey-400);
  background: var(--kerno-grey-100);
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  user-select: none;
}

.signals-ticker-btn:hover {
  border-color: var(--kerno-orange);
  color: var(--kerno-orange);
}

.signals-ticker-btn.is-selected {
  background: var(--kerno-orange-light);
  border-color: var(--kerno-orange);
  color: var(--kerno-orange);
}

/* Params */

.signals-toolbar__params {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.signals-param {
  min-width: 11rem;
}

.signals-input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-md);
  background: var(--kerno-surface);
  overflow: hidden;
  transition: border-color 0.15s;
}

.signals-input-wrap:focus-within {
  border-color: var(--kerno-orange);
  box-shadow: 0 0 0 3px rgba(232, 106, 26, 0.1);
}

.signals-input-prefix {
  padding: 0 var(--space-sm) 0 var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--kerno-grey-400);
  background: var(--kerno-grey-100);
  border-right: 1px solid var(--kerno-grey-200);
  align-self: stretch;
  display: flex;
  align-items: center;
}

.signals-input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--kerno-grey-500);
  background: transparent;
  border: none;
  outline: none;
  min-width: 0;
}

.signals-hint {
  margin: var(--space-xs) 0 0;
  font-size: 0.75rem;
  color: var(--kerno-grey-300);
}

/* Toggle */

.signals-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  user-select: none;
}

.signals-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.signals-toggle__track {
  position: relative;
  width: 2.25rem;
  height: 1.25rem;
  border-radius: 999px;
  background: var(--kerno-grey-200);
  flex-shrink: 0;
  transition: background 0.2s;
}

.signals-toggle__track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: calc(1.25rem - 6px);
  height: calc(1.25rem - 6px);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
  transition: transform 0.2s;
}

.signals-toggle input:checked + .signals-toggle__track {
  background: var(--kerno-orange);
}

.signals-toggle input:checked + .signals-toggle__track::after {
  transform: translateX(1rem);
}

.signals-toggle__label {
  font-size: 0.875rem;
  color: var(--kerno-grey-400);
}

/* Action */

.signals-toolbar__action {
  display: flex;
  align-items: flex-end;
  padding-bottom: 2px;
}

.signals-scan-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  white-space: nowrap;
}

.signals-scan-btn__icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.signals-scan-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Status bar */

.signals-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--kerno-grey-200);
  font-size: 0.8125rem;
  color: var(--kerno-grey-400);
}

.signals-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--kerno-grey-300);
  transition: background 0.2s;
}

.signals-status__dot--active {
  background: var(--kerno-up);
  animation: kerno-pulse 1.4s ease-in-out infinite;
}

.signals-status__dot--idle {
  background: var(--kerno-grey-300);
}

@keyframes kerno-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ── Summary bar ──────────────────────────────────────────────────────── */

.signals-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  margin-bottom: var(--space-xl);
  background: var(--kerno-surface);
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.signals-summary__item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 5rem;
}

.signals-summary__item--divider {
  padding-left: var(--space-lg);
  border-left: 1px solid var(--kerno-grey-200);
  margin-left: var(--space-sm);
}

.signals-summary__val {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--kerno-grey-500);
}

.signals-summary__val--buy { color: var(--kerno-up); }
.signals-summary__val--sell { color: var(--kerno-down); }
.signals-summary__val--capital { color: var(--kerno-orange); }
.signals-summary__val--remaining { color: var(--kerno-grey-400); }

.signals-summary__lbl {
  margin-top: var(--space-xs);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--kerno-grey-400);
}

/* ── Signal card grid ─────────────────────────────────────────────────── */

.signals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(22rem, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

/* Empty state */

.signals-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 4rem var(--space-xl);
  color: var(--kerno-grey-400);
}

.signals-empty__icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: var(--space-lg);
  color: var(--kerno-grey-300);
}

.signals-empty__text {
  max-width: 32rem;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  color: var(--kerno-grey-500);
}

.signals-empty__sub {
  max-width: 32rem;
  font-size: 0.875rem;
  color: var(--kerno-grey-400);
}

/* ── Signal result card ───────────────────────────────────────────────── */

.signal-card {
  display: flex;
  flex-direction: column;
  background: var(--kerno-surface);
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.signal-card:hover {
  box-shadow: var(--shadow-lg);
}

.signal-card--strong-buy { border-top: 3px solid var(--kerno-up); }
.signal-card--buy        { border-top: 3px solid var(--kerno-orange); }
.signal-card--hold       { border-top: 3px solid var(--kerno-grey-300); }
.signal-card--sell       { border-top: 3px solid var(--kerno-down); }

/* Signal banner — first thing the eye hits */

.signal-card__banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-xl);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signal-card__banner-ticker {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.signal-card__banner--strong-buy { background: var(--kerno-up-bg); color: var(--kerno-up); }
.signal-card__banner--buy        { background: var(--kerno-orange-light); color: var(--kerno-orange); }
.signal-card__banner--hold       { background: var(--kerno-grey-100); color: var(--kerno-grey-400); }
.signal-card__banner--sell       { background: var(--kerno-down-bg); color: var(--kerno-down); }

.signal-card__header {
  padding: var(--space-lg) var(--space-xl) var(--space-md);
}

.signal-card__name {
  flex: 1;
}

.signal-card__ticker {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--kerno-grey-500);
  margin: 0 0 var(--space-xs);
}

.signal-card__company {
  font-size: 0.8125rem;
  color: var(--kerno-grey-400);
  margin: 0;
}

/* Price row */

.signal-card__prices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 var(--space-xl) var(--space-md);
  background: var(--kerno-grey-200);
  border: 1px solid var(--kerno-grey-200);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.signal-price-block {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  background: var(--kerno-grey-100);
}

.signal-price-block__label {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--kerno-grey-400);
  margin-bottom: var(--space-xs);
}

.signal-price-block__val {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--kerno-grey-500);
}

.signal-price-block__val--up   { color: var(--kerno-up); }
.signal-price-block__val--down { color: var(--kerno-down); }
.signal-price-block__val--alloc { color: var(--kerno-orange); }

/* Allocation bar */

.signal-card__alloc {
  padding: 0 var(--space-xl) var(--space-md);
}

.signal-alloc-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-xs);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--kerno-grey-400);
}

.signal-alloc-bar {
  height: 5px;
  background: var(--kerno-grey-200);
  border-radius: 999px;
  overflow: hidden;
}

.signal-alloc-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.6s cubic-bezier(.4,0,.2,1);
}

.signal-alloc-fill--strong-buy { background: var(--kerno-up); }
.signal-alloc-fill--buy        { background: var(--kerno-orange); }
.signal-alloc-fill--hold       { background: var(--kerno-grey-300); }
.signal-alloc-fill--sell       { background: var(--kerno-down); }

/* Indicators */

.signal-card__indicators {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  padding: 0 var(--space-xl) var(--space-md);
}

.signal-indicator {
  display: inline-block;
  padding: 2px var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--kerno-grey-200);
  color: var(--kerno-grey-400);
  background: var(--kerno-grey-100);
}

.signal-indicator--up   { color: var(--kerno-up);   border-color: var(--kerno-up-border); background: var(--kerno-up-bg); }
.signal-indicator--down { color: var(--kerno-down); border-color: var(--kerno-down-border); background: var(--kerno-down-bg); }
.signal-indicator--neu  { color: var(--kerno-grey-400); }

/* Rationale */

.signal-card__rationale {
  padding: var(--space-md) var(--space-xl) var(--space-xl);
  border-top: 1px solid var(--kerno-grey-200);
  margin: 0 var(--space-xl);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--kerno-grey-400);
}

/* Skeleton / loading state */

.signal-card--skeleton {
  pointer-events: none;
}

.skeleton-line {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--skeleton-base);
}

.skeleton-line::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--skeleton-sheen) 50%,
    transparent 100%
  );
  animation: kerno-shimmer-sweep 1.6s ease-in-out infinite;
}

.reduce-motion .skeleton-line::after {
  animation: none;
  opacity: 0.6;
}

/* ── Disclaimer ───────────────────────────────────────────────────────── */

.signals-disclaimer {
  font-size: 0.75rem;
  color: var(--kerno-grey-300);
  line-height: 1.7;
  text-align: center;
  max-width: 44rem;
  margin: 0 auto var(--space-xl);
}

/* ── Dark mode tweaks ─────────────────────────────────────────────────── */

[data-theme="dark"] .signals-ticker-btn {
  background: var(--kerno-grey-100);
  border-color: var(--kerno-grey-200);
}

[data-theme="dark"] .signals-ticker-btn.is-selected {
  background: var(--kerno-orange-light);
  border-color: var(--kerno-orange);
}

[data-theme="dark"] .signal-price-block {
  background: var(--kerno-grey-100);
}