main.wwcd-signal-page {
  --sig-text: #1f2d3a;
  --sig-muted: #60707e;
  --sig-panel-bg: #f9fbff;
  --sig-panel-border: #dbe4ef;
  --sig-card-bg: #ffffff;
  --sig-card-border: #d4deea;
  --sig-shadow: 0 14px 26px rgba(18, 35, 52, 0.08);
  --sig-primary: #2d73d6;
  --sig-primary-soft: rgba(45, 115, 214, 0.12);
  --sig-success: #0f7d46;
  --sig-success-soft: rgba(27, 170, 92, 0.16);
  --sig-danger: #b42318;
  --sig-danger-soft: rgba(225, 66, 61, 0.14);
  --sig-warning: #8c6200;
  --sig-warning-soft: rgba(255, 204, 87, 0.2);
  --sig-warning-strong: #92400e;
  --sig-total-chip-text: #41505d;
  --sig-total-chip-bg: rgba(211, 220, 230, 0.55);
  --sig-danger-weak-text: #a3362a;
  --sig-grade-blue: #1f5fb8;
  --sig-grade-amber: #9a5b00;
  --sig-grade-red: #b42318;

  padding-top: 170px;
  padding-bottom: 90px;
}

.dark-mode main.wwcd-signal-page {
  --sig-text: #dce6ef;
  --sig-muted: #9db0c0;
  --sig-panel-bg: #0d1722;
  --sig-panel-border: #314254;
  --sig-card-bg: #0f1b29;
  --sig-card-border: #2f4154;
  --sig-shadow: 0 16px 28px rgba(3, 8, 13, 0.42);
  --sig-primary-soft: rgba(92, 163, 255, 0.2);
  --sig-success-soft: rgba(27, 170, 92, 0.2);
  --sig-danger-soft: rgba(225, 66, 61, 0.18);
  --sig-warning: #f2c66d;
  --sig-warning-soft: rgba(242, 182, 83, 0.22);
  --sig-warning-strong: #f2c66d;
  --sig-total-chip-text: #b7c6d3;
  --sig-total-chip-bg: rgba(43, 58, 72, 0.58);
  --sig-danger-weak-text: #f4a49c;
  --sig-grade-blue: #78abff;
  --sig-grade-amber: #ffd18a;
  --sig-grade-red: #ff8f84;
}

.wwcd-signal-page * {
  box-sizing: border-box;
}

.wwcd-signal-page h1,
.wwcd-signal-page h2,
.wwcd-signal-page h3,
.wwcd-signal-page p,
.wwcd-signal-page dt,
.wwcd-signal-page dd,
.wwcd-signal-page dl {
  margin: 0;
}

main.wwcd-signal-page .signal-shell-head,
main.wwcd-signal-page .signal-shell-head-history,
main.wwcd-signal-page .signal-history-stats {
  position: static;
  inset: auto;
}

/* Hard guard: keep shell title/stats inside card even if legacy styles leak in */
main.wwcd-signal-page .signal-shell-head,
main.wwcd-signal-page .signal-shell-head-history {
  position: relative !important;
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

main.wwcd-signal-page .signal-shell-title {
  grid-column: 1;
  justify-self: start;
  position: static !important;
  inset: auto !important;
  transform: none !important;
  margin: 0 !important;
}

main.wwcd-signal-page .signal-access-badge {
  grid-column: 2;
  justify-self: end;
}

main.wwcd-signal-page .signal-history-stats--head {
  grid-column: 2;
  justify-self: end;
  position: static !important;
  inset: auto !important;
  transform: none !important;
}

.signal-intro {
  margin-bottom: 18px;
}

.signal-intro-shell {
  border: 1px solid var(--sig-panel-border);
  border-radius: 22px;
  background: linear-gradient(130deg, var(--sig-card-bg), var(--sig-panel-bg));
  box-shadow: var(--sig-shadow);
  padding: 24px 22px;
}

.signal-intro-copy h1 {
  color: var(--sig-text);
  font-size: 48px;
  font-weight: 840;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.signal-intro-copy p {
  margin-top: 10px;
  max-width: 900px;
  color: var(--sig-muted);
  font-size: 16px;
  line-height: 1.6;
}

.signal-kpi {
  margin-bottom: 18px;
}

.signal-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.signal-kpi-card {
  border: 1px solid var(--sig-panel-border);
  border-radius: 14px;
  background: var(--sig-card-bg);
  box-shadow: var(--sig-shadow);
  padding: 14px;
}

.signal-kpi-card p {
  color: var(--sig-muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.3;
}

.signal-kpi-card strong {
  margin-top: 8px;
  display: block;
  color: var(--sig-text);
  font-size: 24px;
  font-weight: 820;
  line-height: 1.1;
}

.signal-kpi-card.tone-success strong {
  color: var(--sig-success);
}

.signal-kpi-card.tone-fail strong {
  color: var(--sig-danger);
}

.signal-main {
  margin-top: 4px;
}

.signal-main-grid {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(460px, 1.05fr);
  gap: 12px;
  align-items: start;
}

.signal-shell {
  border: 1px solid var(--sig-panel-border);
  border-radius: 20px;
  background: var(--sig-panel-bg);
  box-shadow: var(--sig-shadow);
  padding: 16px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.signal-shell-current,
.signal-shell-history {
  min-width: 0;
}

.signal-shell-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--sig-panel-border);
  overflow: hidden;
}

.signal-shell-title {
  color: var(--sig-text);
  font-size: 34px;
  font-weight: 820;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.signal-shell-head-history {
  grid-template-columns: minmax(0, 1fr) auto;
  flex-wrap: wrap;
  align-items: flex-start;
}

.signal-access-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 760;
  line-height: 1;
  white-space: nowrap;
}

.signal-access-badge.is-member {
  color: var(--sig-success);
  border-color: rgba(22, 158, 84, 0.36);
  background: var(--sig-success-soft);
}

.signal-access-badge.is-public {
  color: var(--sig-warning);
  border-color: rgba(236, 174, 56, 0.36);
  background: var(--sig-warning-soft);
}

.signal-empty-card,
.signal-empty-history {
  border: 1px dashed var(--sig-card-border);
  border-radius: 14px;
  background: var(--sig-card-bg);
  padding: 16px;
}

.signal-empty-card h3 {
  color: var(--sig-text);
  font-size: 22px;
  font-weight: 790;
  line-height: 1.24;
}

.signal-empty-card p,
.signal-empty-history {
  margin-top: 8px;
  color: var(--sig-muted);
  font-size: 14px;
  line-height: 1.56;
}

.signal-live-stack {
  display: grid;
  gap: 10px;
}

.signal-history-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.signal-stat-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 740;
  line-height: 1.1;
  white-space: nowrap;
}

.signal-stat-chip.is-total {
  color: var(--sig-total-chip-text);
  background: var(--sig-total-chip-bg);
}

.signal-stat-chip.is-success {
  color: var(--sig-success);
  border-color: rgba(22, 158, 84, 0.34);
  background: var(--sig-success-soft);
}

.signal-stat-chip.is-fail {
  color: var(--sig-danger);
  border-color: rgba(180, 35, 24, 0.34);
  background: var(--sig-danger-soft);
}

.signal-history-rows {
  margin-top: 2px;
  display: grid;
  gap: 8px;
  min-width: 0;
}

.signal-history-item {
  border: 1px solid var(--sig-card-border);
  border-radius: 14px;
  background: var(--sig-card-bg);
  padding: 6px;
  transition: border-color 0.14s ease, box-shadow 0.14s ease;
}

.signal-history-item.is-active {
  border-color: var(--sig-primary);
  box-shadow: 0 0 0 2px var(--sig-primary-soft);
}

#signal-history-top {
  scroll-margin-top: 176px;
}

.signal-history-row {
  position: relative;
  display: grid;
  grid-template-columns:
    minmax(178px, 2.35fr)
    minmax(82px, 0.9fr)
    minmax(52px, 0.5fr)
    minmax(66px, 0.6fr)
    minmax(64px, 0.58fr)
    18px;
  gap: 6px;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: var(--sig-text);
  text-decoration: none;
  padding: 12px 14px;
  transition: border-color 0.14s ease, box-shadow 0.14s ease, transform 0.14s ease;
}

.signal-history-row:hover {
  transform: translateY(-1px);
}

.signal-history-row .history-cell {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.signal-history-row .history-cell em {
  display: none;
  color: var(--sig-muted);
  font-style: normal;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.signal-history-row .history-cell strong {
  color: var(--sig-text);
  font-size: 12.5px;
  font-weight: 650;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.signal-history-row .history-cell.is-time strong {
  font-variant-numeric: tabular-nums;
  font-size: 12.25px;
  letter-spacing: -0.01em;
}

.signal-history-row .history-cell strong[class*="status-"] {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  line-height: 1.2;
}

.signal-history-row .history-cell strong.direction-long,
.signal-history-row .history-cell strong.direction-short {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-radius: 8px;
  padding: 4px 8px;
  line-height: 1.2;
}

.history-chevron {
  color: var(--sig-muted);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.signal-history-row.tone-success {
  border-left: 3px solid rgba(20, 169, 88, 0.78);
}

.signal-history-row.tone-fail {
  border-left: 3px solid rgba(216, 63, 56, 0.82);
}

.signal-history-item.tone-success .signal-history-row {
  border-left: 3px solid rgba(20, 169, 88, 0.78);
}

.signal-history-item.tone-fail .signal-history-row {
  border-left: 3px solid rgba(216, 63, 56, 0.82);
}

.signal-history-detail-panel {
  margin-top: 8px;
  border: 1px solid var(--sig-card-border);
  border-radius: 14px;
  background: linear-gradient(140deg, var(--sig-card-bg), var(--sig-panel-bg));
  padding: 10px;
  animation: signalFadeIn 0.2s ease;
}

@keyframes signalFadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.signal-card-glass {
  border: 1px solid var(--sig-card-border);
  border-radius: 14px;
  background: var(--sig-card-bg);
  padding: 16px;
  min-width: 0;
}

.signal-card-glass.is-embedded {
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
}

.signal-card-summary {
  margin-top: 2px;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--sig-card-border);
  border-radius: 12px;
  background: linear-gradient(130deg, var(--sig-card-bg), var(--sig-panel-bg));
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  min-width: 0;
}

.signal-summary-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--sig-card-border);
  background: var(--sig-panel-bg);
  color: var(--sig-text);
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04);
}

.signal-summary-chip.is-time {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding-right: 12px;
  background: var(--sig-card-bg);
}

.signal-summary-chip.is-time em {
  color: var(--sig-muted);
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
}

.signal-summary-chip.is-time strong {
  font-size: 12px;
  font-weight: 760;
}

.signal-summary-chip.is-type {
  background: var(--sig-card-bg);
  color: var(--sig-primary);
  border-color: rgba(45, 116, 214, 0.26);
}

.signal-summary-chip.is-direction {
  border-width: 1px;
}

.signal-summary-chip.is-asset {
  background: var(--sig-card-bg);
  border-color: rgba(31, 45, 58, 0.16);
}

.signal-status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 760;
  line-height: 1;
}

.status-success {
  color: var(--sig-success);
  border-color: rgba(22, 158, 84, 0.34);
  background: var(--sig-success-soft);
}

.status-fail,
.status-rejected {
  color: var(--sig-danger);
  border-color: rgba(180, 35, 24, 0.34);
  background: var(--sig-danger-soft);
}

.status-expired {
  color: var(--sig-warning-strong);
  border-color: rgba(210, 135, 31, 0.34);
  background: var(--sig-warning-soft);
}

.status-tracking,
.status-neutral {
  color: var(--sig-primary);
  border-color: rgba(45, 116, 214, 0.32);
  background: var(--sig-primary-soft);
}

.signal-card-main {
  margin-top: 12px;
  margin-bottom: 16px;
  min-width: 0;
}

.signal-card-main.is-compact {
  margin-top: 0;
  margin-bottom: 18px;
}

.signal-card-subline {
  margin: 0 0 10px 2px;
  color: var(--sig-muted);
  font-size: 12px;
  font-weight: 650;
  line-height: 1.35;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.signal-card-main.is-compact .signal-card-subline {
  margin-bottom: 8px;
}

.signal-direction {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 5px 11px;
  font-size: 13px;
  font-weight: 820;
  letter-spacing: 0.02em;
  line-height: 1.15;
}

.direction-long {
  color: var(--sig-success);
  border-color: rgba(22, 158, 84, 0.3);
  background: var(--sig-success-soft);
}

.direction-short {
  color: var(--sig-danger);
  border-color: rgba(180, 35, 24, 0.3);
  background: var(--sig-danger-soft);
}

.signal-card-grade-row {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-content: start;
}

.signal-grade-item {
  border: 1px solid var(--sig-card-border);
  border-radius: 14px;
  background: linear-gradient(155deg, var(--sig-card-bg), var(--sig-panel-bg));
  padding: 10px 12px 24px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.05);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 88px;
  cursor: default !important;
}

.signal-grade-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  opacity: 0.95;
}

.signal-grade-label {
  color: var(--sig-muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.24;
  align-self: start;
}

.signal-grade-value {
  color: var(--sig-text);
  font-size: 40px;
  font-weight: 840;
  line-height: 1;
  letter-spacing: -0.03em;
  justify-self: end;
}

.signal-grade-range {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 6px;
  color: var(--sig-muted);
  font-size: 11px;
  font-weight: 650;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  transform: translateY(2px);
  transition: opacity 0.16s ease, transform 0.16s ease;
  pointer-events: none;
}

.signal-grade-item:hover .signal-grade-range,
.signal-grade-item:focus-within .signal-grade-range {
  opacity: 1;
  transform: translateY(0);
}

.signal-grade-item.tone-emerald::before,
.signal-grade-item.tone-green::before {
  background: linear-gradient(180deg, #1ba45e 0%, #0f7d46 100%);
}

.signal-grade-item.tone-blue::before {
  background: linear-gradient(180deg, #2d74d6 0%, #1f5fb8 100%);
}

.signal-grade-item.tone-amber::before {
  background: linear-gradient(180deg, #d2861e 0%, #9a5b00 100%);
}

.signal-grade-item.tone-red::before {
  background: linear-gradient(180deg, #d94841 0%, #a82318 100%);
}

.signal-grade-item.tone-emerald .signal-grade-value,
.signal-grade-item.tone-green .signal-grade-value {
  color: var(--sig-success);
}

.signal-grade-item.tone-blue .signal-grade-value {
  color: var(--sig-grade-blue);
}

.signal-grade-item.tone-amber .signal-grade-value {
  color: var(--sig-grade-amber);
}

.signal-grade-item.tone-red .signal-grade-value {
  color: var(--sig-grade-red);
}

.dark-mode .signal-grade-item {
  box-shadow: 0 12px 24px rgba(3, 8, 13, 0.32);
}

.signal-card-meta {
  margin-top: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  min-width: 0;
}

.signal-card-meta div {
  border: 1px solid var(--sig-card-border);
  border-radius: 10px;
  background: var(--sig-panel-bg);
  padding: 10px 12px;
}

.signal-card-meta dt {
  color: var(--sig-muted);
  font-size: 11px;
  line-height: 1.3;
}

.signal-card-meta dd {
  margin-top: 3px;
  color: var(--sig-text);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.35;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.signal-card-reasons {
  margin-top: 14px;
}

.signal-card-reasons > p {
  color: var(--sig-text);
  margin-bottom: 7px;
  font-size: 12px;
  font-weight: 740;
}

.signal-card-reasons ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.signal-card-reasons li {
  border: 1px solid var(--sig-card-border);
  border-radius: 10px;
  background: var(--sig-panel-bg);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.signal-card-reasons .reason-label {
  color: var(--sig-text);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
}

.signal-card-reasons .reason-state {
  border-radius: 999px;
  padding: 3px 7px;
  font-size: 11px;
  font-weight: 780;
  line-height: 1;
}

.signal-card-reasons li.tone-success .reason-state {
  color: var(--sig-success);
  background: var(--sig-success-soft);
}

.signal-card-reasons li.tone-warning .reason-state,
.signal-card-reasons li.tone-danger .reason-state {
  color: var(--sig-danger-weak-text);
  background: rgba(225, 66, 61, 0.16);
}

.signal-card-reasons li.tone-neutral .reason-state {
  color: var(--sig-primary);
  background: var(--sig-primary-soft);
}

.signal-card-note {
  margin-top: 12px;
  color: var(--sig-muted);
  font-size: 12px;
  line-height: 1.5;
}

@media (max-width: 1200px) {
  .signal-main-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .signal-kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .signal-history-item {
    overflow: hidden;
  }

  .signal-history-row {
    grid-template-columns:
      minmax(116px, 2.05fr)
      minmax(56px, 0.95fr)
      minmax(46px, 0.62fr)
      minmax(58px, 0.72fr)
      minmax(54px, 0.68fr)
      14px;
    gap: 6px;
    padding: 10px 9px;
    align-items: center;
    min-width: 0;
    width: 100%;
  }

  .signal-history-row .history-cell em {
    display: none;
  }

  .signal-history-row .history-cell strong {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 11.5px;
    line-height: 1.22;
  }

  .signal-history-row .history-cell.is-time strong {
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
  }

  .history-chevron {
    position: static;
    justify-self: end;
  }

  .signal-card-main {
    grid-template-columns: 1fr;
  }

  .signal-card-grade-row {
    min-width: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .signal-card-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .signal-card-reasons ul {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  main.wwcd-signal-page {
    padding-top: 128px;
    padding-bottom: 74px;
  }

  .signal-intro-shell {
    border-radius: 16px;
    padding: 16px;
  }

  .signal-intro-copy h1 {
    font-size: 36px;
  }

  .signal-intro-copy p {
    font-size: 14px;
  }

  .signal-kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .signal-kpi-card {
    padding: 12px;
  }

  .signal-kpi-card strong {
    font-size: 20px;
  }

  .signal-shell {
    border-radius: 16px;
    padding: 14px;
  }

  .signal-shell-head {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 10px;
    margin-bottom: 12px;
  }

  .signal-shell-head .signal-access-badge {
    justify-self: start;
  }

  .signal-shell-title {
    font-size: 22px;
    line-height: 1.2;
  }

  .signal-history-stats,
  .signal-history-stats--head {
    grid-column: 1;
    justify-self: stretch;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }

  .signal-stat-chip {
    min-width: 0;
    text-align: center;
  }

  .signal-history-item {
    padding: 5px;
    border-radius: 13px;
    overflow: hidden;
  }

  .signal-history-row {
    grid-template-columns:
      minmax(100px, 2.2fr)
      minmax(44px, 0.95fr)
      minmax(36px, 0.58fr)
      minmax(46px, 0.66fr)
      minmax(44px, 0.62fr)
      12px;
    gap: 4px;
    padding: 9px 7px;
    align-items: center;
    min-width: 0;
    width: 100%;
  }

  #signal-history-top {
    scroll-margin-top: 130px;
  }

  .signal-history-row .history-cell em {
    display: none;
  }

  .signal-history-row .history-cell strong {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 10.6px;
    line-height: 1.2;
  }

  .signal-history-row .history-cell.is-time strong {
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
  }

  .signal-history-row .history-cell strong[class*="status-"] {
    padding: 2px 7px;
    font-size: 10.4px;
  }

  .history-chevron {
    position: static;
    justify-self: end;
    font-size: 14px;
  }

  .signal-card-grade-row {
    grid-template-columns: 1fr;
  }

  .signal-grade-item {
    min-height: 78px;
    padding: 9px 10px 21px;
  }

  .signal-grade-label {
    font-size: 11px;
  }

  .signal-grade-value {
    font-size: 32px;
  }

  .signal-grade-range {
    left: 10px;
    right: 10px;
    bottom: 5px;
    font-size: 10px;
  }

  .signal-card-meta {
    grid-template-columns: 1fr;
  }

  .signal-history-detail-panel {
    margin-top: 6px;
    padding: 10px;
  }

  .signal-card-main {
    margin-bottom: 14px;
  }

  .signal-card-main.is-compact {
    margin-bottom: 16px;
  }

  .signal-card-summary {
    flex-wrap: wrap;
    gap: 6px;
    padding: 5px;
    overflow: visible;
  }

  .signal-summary-chip {
    padding: 5px 9px;
    font-size: 11px;
  }

  .signal-direction {
    padding: 4px 9px;
    font-size: 11px;
  }
}

@media (max-width: 420px) {
  .signal-shell {
    padding: 12px;
  }

  .signal-shell-title {
    font-size: 20px;
  }

  .signal-history-stats,
  .signal-history-stats--head {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 4px;
  }

  .signal-stat-chip {
    padding: 6px 8px;
    font-size: 11px;
  }

  .signal-history-item {
    padding: 4px;
    border-radius: 12px;
  }

  .signal-history-row {
    grid-template-columns:
      minmax(104px, 2.15fr)
      minmax(48px, 0.92fr)
      minmax(40px, 0.58fr)
      minmax(52px, 0.68fr)
      minmax(50px, 0.64fr)
      12px;
    gap: 4px;
    padding: 9px 7px;
    min-width: 0;
    width: 100%;
  }

  .signal-history-row .history-cell em {
    display: none;
  }

  .signal-history-row .history-cell strong {
    font-size: 10.4px;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .history-chevron {
    font-size: 14px;
  }

  .signal-card-grade-row {
    gap: 8px;
  }

  .signal-grade-item {
    min-height: 72px;
    padding: 8px 9px 19px;
  }

  .signal-grade-label {
    font-size: 10px;
  }

  .signal-grade-value {
    font-size: 28px;
  }

  .signal-grade-range {
    left: 9px;
    right: 9px;
    bottom: 4px;
    font-size: 9px;
  }

  .signal-card-meta dd {
    font-size: 12px;
  }

  .signal-card-reasons li {
    flex-wrap: wrap;
  }
}

/* Telegram Mini App WebView: force mobile-optimized layout even when viewport reports wide */
html.tg-webview main.wwcd-signal-page {
  padding-top: calc(124px + env(safe-area-inset-top, 0px));
  padding-bottom: calc(74px + env(safe-area-inset-bottom, 0px));
}

html.tg-webview .signal-main-grid {
  grid-template-columns: 1fr;
}

html.tg-webview .signal-intro-shell {
  border-radius: 16px;
  padding: 16px;
}

html.tg-webview .signal-intro-copy h1 {
  font-size: clamp(30px, 8.2vw, 36px);
}

html.tg-webview .signal-intro-copy p {
  font-size: 14px;
}

html.tg-webview .signal-kpi-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

html.tg-webview .signal-kpi-card {
  padding: 12px;
}

html.tg-webview .signal-kpi-card strong {
  font-size: 20px;
}

html.tg-webview .signal-shell {
  border-radius: 14px;
  padding: 12px;
}

html.tg-webview .signal-shell-head {
  grid-template-columns: 1fr;
  align-items: start;
  gap: 10px;
  margin-bottom: 10px;
}

html.tg-webview .signal-shell-title {
  font-size: 20px;
  line-height: 1.2;
}

html.tg-webview .signal-history-stats,
html.tg-webview .signal-history-stats--head {
  grid-column: 1;
  justify-self: stretch;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px;
}

html.tg-webview .signal-stat-chip {
  padding: 6px 8px;
  font-size: 11px;
}

html.tg-webview .signal-history-row {
  grid-template-columns:
    minmax(112px, 2.1fr)
    minmax(54px, 0.95fr)
    minmax(42px, 0.62fr)
    minmax(56px, 0.72fr)
    minmax(52px, 0.66fr)
    13px;
  gap: 5px;
  padding: 9px 8px;
  align-items: center;
  min-width: 0;
  width: 100%;
}

html.tg-webview .signal-history-item {
  padding: 4px;
  border-radius: 12px;
  overflow: hidden;
}

html.tg-webview .signal-history-row .history-cell em {
  display: none;
}

html.tg-webview .signal-history-row .history-cell strong {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 10.7px;
  line-height: 1.2;
}

html.tg-webview .signal-history-row .history-cell.is-time strong {
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

html.tg-webview .history-chevron {
  position: static;
  justify-self: end;
  font-size: 14px;
}

html.tg-webview .signal-card-meta {
  grid-template-columns: 1fr;
}

html.tg-webview .signal-history-detail-panel {
  margin-top: 6px;
  padding: 10px;
}

html.tg-webview .signal-card-main {
  margin-bottom: 14px;
}

html.tg-webview .signal-card-main.is-compact {
  margin-bottom: 16px;
}

html.tg-webview .signal-card-summary {
  flex-wrap: wrap;
  gap: 6px;
  padding: 5px;
  overflow: visible;
}

html.tg-webview .signal-summary-chip {
  padding: 5px 9px;
  font-size: 11px;
  max-width: 100%;
}

html.tg-webview .signal-card-grade-row {
  grid-template-columns: 1fr;
  gap: 8px;
}

html.tg-webview .signal-grade-item {
  min-height: 72px;
  padding: 8px 9px 19px;
}

html.tg-webview .signal-grade-label {
  font-size: 11px;
}

html.tg-webview .signal-grade-value {
  font-size: 32px;
}

html.tg-webview .signal-grade-range {
  left: 10px;
  right: 10px;
  bottom: 5px;
  font-size: 10px;
}

html.tg-webview .signal-card-meta dd {
  overflow-wrap: anywhere;
  word-break: keep-all;
}

@media (max-width: 1024px) {
  .signal-history-row .history-cell strong.direction-long,
  .signal-history-row .history-cell strong.direction-short {
    width: fit-content;
    justify-content: center;
    padding: 2px 7px;
    font-size: 10.4px;
    border-radius: 999px;
  }
}