:root {
  color-scheme: light;
  --bg: #f6f3ee;
  --panel: #fffdfa;
  --ink: #1c2326;
  --muted: #687076;
  --line: #ddd7ce;
  --price: #146c78;
  --drawdown: #bf3f37;
  --accent: #253a5c;
  --warn-bg: #fff0ed;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, "Segoe UI", "Noto Sans JP", system-ui, -apple-system, sans-serif;
}

button,
input {
  font: inherit;
}

.app-shell {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  width: min(1420px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0;
}

.workspace-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 20px;
  flex: 1 1 auto;
  min-height: 0;
}

.workspace-main {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
}

.settings-panel {
  position: relative;
  z-index: 10;
  flex: 0 0 auto;
  padding-top: 20px;
  background: var(--bg);
  box-shadow: 0 10px 24px rgba(28, 35, 38, 0.06);
}

.chart-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 16px 2px 48px;
  scrollbar-gutter: stable;
}

.topbar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
  padding: 20px 0 24px;
  border-bottom: 1px solid var(--line);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.topbar p,
.card-head p,
.chart-footer,
.metric span {
  color: var(--muted);
}

.topbar p {
  margin-top: 10px;
  font-size: 0.96rem;
}

.title-row {
  display: flex;
  gap: 16px;
  align-items: start;
  justify-content: space-between;
}

.help-toggle {
  flex: 0 0 auto;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 14px;
  background: var(--panel);
  color: var(--accent);
  cursor: pointer;
  font-weight: 700;
}

.help-toggle:hover {
  background: #f5f8fa;
}

.symbol-form {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) 116px auto 104px;
  gap: 10px;
  width: min(100%, 920px);
}

.symbol-form input,
.symbol-form select {
  min-width: 0;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 14px;
  background: var(--panel);
  color: var(--ink);
}

.symbol-form select {
  cursor: pointer;
}

.security-selector {
  position: relative;
  min-width: 0;
  display: grid;
  gap: 8px;
}

.security-candidates {
  position: absolute;
  z-index: 20;
  top: 48px;
  left: 0;
  right: 0;
  max-height: 260px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  box-shadow: 0 12px 28px rgba(22, 34, 42, 0.14);
}

.symbol-form .security-candidate {
  width: 100%;
  height: auto;
  min-height: 38px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  border: 0;
  border-radius: 0;
  padding: 8px 12px;
  background: #fff;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.symbol-form .security-candidate:hover:not(:disabled) {
  background: #f5f8fa;
}

.symbol-form .security-candidate:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.security-candidate span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.security-candidate small {
  color: var(--muted);
}

.selected-securities {
  display: flex;
  flex-wrap: nowrap;
  gap: 6px;
  min-height: 28px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.security-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 260px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f7fafb;
  font-size: 0.82rem;
}

.security-chip span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.symbol-form .security-chip button {
  width: 18px;
  height: 18px;
  display: inline-grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  padding: 0;
  background: #dfe7eb;
  color: var(--ink);
  line-height: 1;
  cursor: pointer;
}

.security-empty {
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.86rem;
}

.custom-period {
  display: grid;
  grid-template-columns: 64px auto 64px auto;
  gap: 6px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.custom-period input {
  width: 64px;
  padding: 0 8px;
}

.symbol-form button {
  height: 44px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  cursor: pointer;
}

.symbol-form button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.jquants-settings-panel {
  margin: 14px 0 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
}

.jquants-settings-panel summary {
  min-height: 42px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
  user-select: none;
}

.jquants-settings-panel summary::marker {
  color: var(--muted);
}

.jquants-settings-body {
  display: grid;
  gap: 10px;
  padding: 0 14px 14px;
}

.jquants-key-panel {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.jquants-tier-panel {
  margin: 0;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.jquants-tier-control {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--ink);
  font-size: 0.9rem;
  cursor: pointer;
}

.jquants-tier-control input {
  width: 16px;
  height: 16px;
}

.jquants-tier-control small {
  width: 100%;
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 2px;
}

.jquants-key-input {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.jquants-key-input input {
  flex: 1;
  min-width: 240px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  background: #fff;
}

.jquants-key-input small {
  width: 100%;
  color: var(--muted);
  font-size: 0.82rem;
}

.notice {
  margin: 18px 0 0;
  padding: 12px 14px;
  border: 1px solid #e7afa8;
  border-radius: 6px;
  background: var(--warn-bg);
  color: #7b231d;
}

.privacy-footer {
  margin: 18px 0 0;
  padding: 14px 2px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.7;
}

.help-page {
  display: grid;
  gap: 14px;
  padding: 8px 0 10px;
}

.help-page h2 {
  font-size: 1.6rem;
}

.faq-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
}

.faq-card h3 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.faq-card p {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.75;
}

.help-steps {
  margin: 0;
  padding-left: 1.25rem;
  line-height: 1.8;
}

.help-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.help-links a {
  color: var(--accent);
  font-weight: 700;
}

.dirty-notice {
  background: #fff9db;
  border-color: #fab005;
  color: #856404;
}

.auth-panel {
  width: min(520px, 100%);
  margin: 18vh auto 0;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.auth-panel h1 {
  font-size: 2.5rem;
}

.auth-panel p {
  margin: 12px 0 20px;
  color: var(--muted);
}

.google-signin {
  min-height: 44px;
}

.public-shell {
  height: 100dvh;
  overflow-y: auto;
  padding: 28px 0 48px;
}

.public-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 20px;
}

.public-main {
  min-width: 0;
}

.public-hero {
  display: grid;
  grid-template-columns: minmax(340px, 0.9fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: 32px;
  min-height: min(520px, calc(100dvh - 220px));
}

.public-copy {
  display: grid;
  gap: 18px;
}

.eyebrow {
  color: var(--drawdown);
  font-weight: 700;
}

.public-copy h1 {
  font-size: clamp(2.6rem, 5vw, 4.4rem);
}

.public-lead {
  max-width: 520px;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.9;
}

.public-login-note {
  color: var(--accent);
  font-weight: 700;
}

.public-key-note {
  width: fit-content;
  max-width: 520px;
  padding: 10px 12px;
  border: 1px solid #e4d6bf;
  border-radius: 6px;
  background: #fbf6ed;
  color: #5d5141;
  line-height: 1.6;
}

.public-preview {
  margin: 0;
}

.public-preview svg {
  display: block;
  width: 100%;
  height: auto;
}

.preview-surface {
  fill: #fffdfa;
  stroke: var(--line);
}

.preview-grid {
  stroke: #e9e2d9;
  stroke-width: 1;
}

.preview-axis {
  stroke: #bdb5aa;
  stroke-width: 1.5;
}

.preview-dd-fill {
  fill: rgba(191, 63, 55, 0.12);
}

.preview-price-line {
  fill: none;
  stroke: var(--price);
  stroke-width: 4;
  stroke-linecap: round;
}

.preview-peak-line {
  fill: none;
  stroke: var(--drawdown);
  stroke-width: 3;
  stroke-dasharray: 8 8;
}

.preview-event-line {
  stroke: var(--drawdown);
  stroke-width: 2;
  stroke-dasharray: 6 6;
}

.preview-peak-dot,
.preview-recovery-dot {
  fill: var(--price);
}

.preview-trough-dot {
  fill: var(--drawdown);
}

.preview-label,
.preview-event-label,
.preview-caption {
  fill: var(--muted);
  font-size: 15px;
}

.preview-event-label {
  fill: var(--drawdown);
}

.preview-caption {
  font-size: 14px;
}

.public-feature-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 6px 0 28px;
}

.public-feature-strip > div {
  display: grid;
  gap: 6px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.public-feature-strip strong {
  font-size: 1rem;
}

.public-feature-strip span {
  color: var(--muted);
}

.public-privacy-footer {
  margin-top: 28px;
  padding-bottom: 16px;
}

.chart-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0 8px;
}

.range-control {
  display: grid;
  grid-template-columns: auto minmax(160px, 280px);
  gap: 12px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.candle-control {
  display: grid;
  grid-template-columns: auto 112px;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.candle-control select {
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 10px;
  background: var(--panel);
  color: var(--ink);
}

.indicator-control {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.indicator-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.indicator-option {
  display: inline-grid;
  grid-template-columns: auto auto 64px;
  gap: 6px;
  align-items: center;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  white-space: nowrap;
}

.indicator-option label {
  display: inline-flex;
  gap: 5px;
  align-items: center;
}

.indicator-option input[type="number"] {
  width: 64px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 6px;
  background: #fff;
  color: var(--ink);
}

.indicator-option input[type="number"]:disabled {
  color: var(--muted);
  background: #f2f4f5;
}

.indicator-separator {
  color: var(--muted);
}

.indicator-options input {
  accent-color: var(--price);
}

.range-control input {
  accent-color: var(--drawdown);
}

.results-grid {
  display: grid;
  gap: 16px;
}

.affiliate-ad-panel {
  position: sticky;
  top: 20px;
  display: grid;
  gap: 10px;
  align-self: start;
  margin-top: 32px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.affiliate-ad-item {
  display: grid;
  gap: 10px;
}

.affiliate-ad-label {
  width: fit-content;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.affiliate-ad-body {
  display: grid;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.affiliate-ad-image {
  width: 64px;
  height: 64px;
  object-fit: cover;
}

.affiliate-ad-copy {
  display: grid;
  gap: 6px;
}

.affiliate-ad-copy strong {
  font-size: 1rem;
  line-height: 1.45;
}

.affiliate-ad-copy span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.affiliate-ad-copy b {
  color: #c00;
  font-size: 0.95rem;
}

.affiliate-ad-copy small {
  color: var(--muted);
  line-height: 1.5;
}

.affiliate-tracking-pixel {
  width: 1px;
  height: 1px;
  border: 0;
}

.comparison-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  overflow: hidden;
}

.comparison-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  padding: 18px 18px 4px;
}

.comparison-head h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0;
}

.comparison-head p,
.comparison-head span {
  color: var(--muted);
  font-size: 0.9rem;
}

.comparison-chart {
  padding-top: 4px;
}

.overlay-line {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.92;
}

.event-line {
  stroke: #d22b2b;
  stroke-width: 1.4;
  stroke-dasharray: 4 6;
  opacity: 0.9;
  pointer-events: none;
}

.event-hit-line {
  stroke: transparent;
  stroke-width: 14;
  pointer-events: stroke;
}

.event-label {
  fill: #b82020;
  font-size: 18px;
  font-weight: 700;
  paint-order: stroke;
  pointer-events: none;
  stroke: #fffdfa;
  stroke-width: 4px;
}

.overlay-tooltip {
  display: grid;
  gap: 6px;
  width: min(280px, calc(100% - 8px));
  margin: 0 4px 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fffffe;
  box-shadow: 0 8px 24px rgb(31 34 36 / 10%);
  color: var(--ink);
  font-size: 0.88rem;
}

.tooltip-row {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  gap: 8px;
  align-items: center;
}

.tooltip-row b {
  color: var(--drawdown);
}

.series-dot,
.series-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 99px;
}

.series-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  padding: 0 18px 16px;
  color: var(--muted);
  font-size: 0.88rem;
}

.series-legend span {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  max-width: 360px;
}

.series-legend b {
  color: var(--ink);
  font-weight: 700;
}

.series-legend em {
  overflow: hidden;
  color: var(--muted);
  font-style: normal;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  overflow: hidden;
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 18px 8px;
}

.card-head h2 {
  font-size: 1.35rem;
  letter-spacing: 0;
}

.card-head p {
  margin-top: 4px;
  font-size: 0.86rem;
}

.metrics {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.metric {
  min-width: 108px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8f6f2;
}

.metric span,
.metric strong {
  display: block;
}

.metric strong {
  margin-top: 2px;
  color: var(--drawdown);
  font-size: 1.05rem;
}

.recovery-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(116px, 1fr));
  gap: 8px;
  padding: 8px 18px 12px;
}

.recovery-strip div {
  min-width: 0;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8f6f2;
}

.recovery-strip span,
.recovery-strip strong {
  display: block;
}

.recovery-strip span {
  color: var(--muted);
  font-size: 0.78rem;
}

.recovery-strip strong {
  margin-top: 2px;
  color: var(--ink);
  font-size: 0.92rem;
  overflow-wrap: anywhere;
}

.chart-wrap {
  position: relative;
  padding: 0 12px 12px;
}

svg {
  display: block;
  width: 100%;
  height: auto;
  touch-action: none;
}

.axis {
  stroke: #dfd8ce;
  stroke-width: 1;
}

.grid-line {
  stroke: #ebe5dc;
  stroke-width: 1;
}

.missing-data-window {
  fill: #e5e7e9;
  opacity: 0.46;
  pointer-events: none;
}

.tick-line {
  stroke: #cfc7bc;
  stroke-width: 1;
}

.axis-label {
  fill: var(--muted);
  font-size: 20px;
  pointer-events: none;
}

.dd-label {
  fill: var(--drawdown);
}

.price-line,
.drawdown-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.price-line {
  stroke: var(--price);
  stroke-width: 3;
}

.drawdown-line {
  stroke: var(--drawdown);
  stroke-width: 2.4;
  opacity: 0.88;
}

.drawdown-fill {
  fill: rgb(191 63 55 / 16%);
  pointer-events: none;
}

.candle-wick {
  stroke-width: 1.4;
}

.candle-body {
  stroke-width: 1.2;
}

.candle-wick.is-up,
.candle-body.is-up {
  stroke: #146c78;
}

.candle-body.is-up {
  fill: rgb(20 108 120 / 18%);
}

.candle-wick.is-down,
.candle-body.is-down {
  stroke: #bf3f37;
}

.candle-body.is-down {
  fill: rgb(191 63 55 / 55%);
}

.indicator-line {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.9;
  pointer-events: none;
}

.tooltip-indicators {
  color: var(--muted);
}

.hover-line {
  stroke: #20282d;
  stroke-width: 1.2;
  stroke-dasharray: 5 5;
  opacity: 0.7;
  pointer-events: none;
}

.chart-tooltip {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  margin: 0 4px 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fffffe;
  box-shadow: 0 8px 24px rgb(31 34 36 / 10%);
  color: var(--ink);
  font-size: 0.88rem;
}

.chart-tooltip strong {
  color: var(--price);
}

.chart-tooltip b {
  color: var(--drawdown);
  font-weight: 700;
}

.chart-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 0 4px 2px;
  font-size: 0.84rem;
}

.empty-chart,
.error-box {
  margin: 16px 18px 18px;
  padding: 18px;
  border-radius: 6px;
  background: #f4efe6;
  color: var(--muted);
}

.is-error {
  border-color: #e2aca4;
}

.error-box {
  background: var(--warn-bg);
  color: #7b231d;
}

@media (max-width: 760px) {
  body {
    overflow: auto;
  }

  .app-shell {
    height: auto;
    min-height: 100dvh;
    width: min(100% - 20px, 1180px);
  }

  .workspace-shell {
    grid-template-columns: 1fr;
  }

  .workspace-main {
    min-height: auto;
  }

  .public-shell {
    padding-top: 18px;
  }

  .public-workspace {
    grid-template-columns: 1fr;
  }

  .public-hero {
    grid-template-columns: 1fr;
    gap: 24px;
    min-height: 0;
  }

  .public-copy h1 {
    font-size: 2.5rem;
  }

  .public-lead {
    font-size: 1rem;
  }

  .public-feature-strip {
    grid-template-columns: 1fr;
    margin-top: 24px;
  }

  .settings-panel {
    padding-top: 14px;
    box-shadow: none;
  }

  .chart-scroll {
    overflow: visible;
    padding: 14px 0 36px;
  }

  .affiliate-ad-panel {
    position: static;
    order: 2;
    margin-top: 0;
  }

  .topbar,
  .symbol-form {
    grid-template-columns: 1fr;
  }

  .custom-period {
    grid-template-columns: 72px auto 72px auto;
    justify-content: start;
  }

  .chart-controls,
  .range-control,
  .candle-control,
  .indicator-control {
    grid-template-columns: 1fr;
  }

  .chart-controls {
    display: grid;
    gap: 12px;
  }

  .card-head {
    display: grid;
  }

  .comparison-head {
    display: grid;
  }

  .recovery-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metrics {
    justify-content: stretch;
  }

  .metric {
    flex: 1;
  }
}