:root {
  --bg: #eef2ff;
  --bg-deep: #dfe7ff;
  --panel: rgba(246, 248, 255, 0.9);
  --panel-strong: #fbfcff;
  --line: rgba(207, 216, 255, 0.88);
  --line-strong: rgba(255, 255, 255, 0.72);
  --text: #1a2138;
  --muted: #68759b;
  --accent: #5173ff;
  --accent-deep: #415dcc;
  --accent-soft: #e8ecff;
  --success: #47775d;
  --warn: #9d6a2d;
  --danger: #975350;
  --shadow: 0 22px 58px rgba(81, 115, 255, 0.14);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI Variable Text", "Aptos", "Segoe UI", "Hiragino Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.96), transparent 28%),
    radial-gradient(circle at bottom right, rgba(139, 124, 255, 0.14), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

button,
input,
textarea,
select {
  font: inherit;
}

.page-shell {
  width: min(1240px, calc(100% - 24px));
  margin: 0 auto;
  padding: 18px 0 40px;
}

.panel,
.hero-panel,
.timeframe-card {
  background: var(--panel);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.panel,
.timeframe-card {
  border-radius: var(--radius);
}

.hero-panel {
  border-radius: 32px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.hero-copy {
  max-width: 760px;
  min-width: 0;
}

.eyebrow {
  display: block;
  margin: 0 0 10px;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

h1,
h2,
.price,
.score,
.status-card strong {
  font-family: "Segoe UI Variable Text", "Aptos", "Segoe UI", "Hiragino Sans", sans-serif;
  letter-spacing: 0.01em;
}

h1 {
  margin: 0;
  font-size: clamp(1.45rem, 2.6vw, 2rem);
  line-height: 1.05;
  font-weight: 700;
  color: var(--accent-deep);
}

h2 {
  margin: 0;
  font-size: 1.45rem;
}

.lede {
  margin: 12px 0 0;
  max-width: 640px;
  color: var(--muted);
  line-height: 1.6;
}

.hero-actions,
.form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-meta > div {
  min-width: 92px;
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.58);
}

.header-meta span,
.header-meta strong {
  display: block;
  white-space: nowrap;
}

.header-meta span {
  color: var(--muted);
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-meta strong {
  margin-top: 2px;
  font-size: 0.68rem;
  line-height: 1.2;
}

.is-hidden {
  display: none !important;
}

.button {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 8px 14px;
  min-height: 38px;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 16px 28px rgba(81, 115, 255, 0.24);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
  color: var(--accent-deep);
}

.brand-title {
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
}

.google-auth-slot {
  width: 38px;
  min-width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-button {
  flex: 0 0 38px;
  width: 38px;
  min-width: 38px;
  max-width: 38px;
  height: 38px;
  min-height: 38px;
  padding: 0;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 24px rgba(81, 115, 255, 0.14);
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.icon-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(81, 115, 255, 0.18);
}

.icon-button svg {
  width: 18px;
  height: 18px;
}

.icon-button img {
  width: 36px;
  height: 36px;
  min-width: 36px;
  aspect-ratio: 1;
  display: block;
  object-fit: cover;
  border-radius: 50%;
}

.status-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 14px 0;
}

.status-card {
  padding: 18px 20px;
}

.status-card strong {
  display: block;
  font-size: 1.25rem;
}

.market-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  margin-top: 9px;
}

.market-metrics > div {
  min-width: 0;
}

.market-metrics span {
  display: block;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.market-metrics strong {
  margin-top: 4px;
  font-size: 1rem;
  white-space: nowrap;
}

.value-with-light {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
}

.market-metrics .value-with-light,
.metric .value-with-light {
  margin-top: 4px;
}

.market-metrics .value-with-light strong,
.metric .value-with-light strong {
  margin-top: 0;
}

.signal-light {
  flex: 0 0 10px;
  width: 10px;
  height: 10px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 50%;
  background: #aab1c5;
  box-shadow: 0 0 0 2px rgba(104, 117, 155, 0.1);
}

.signal-light.is-pullback {
  background: #45b979;
  box-shadow: 0 0 0 2px rgba(69, 185, 121, 0.12), 0 0 10px rgba(69, 185, 121, 0.72);
}

.signal-light.is-neutral {
  background: #e4ad39;
  box-shadow: 0 0 0 2px rgba(228, 173, 57, 0.12), 0 0 10px rgba(228, 173, 57, 0.66);
}

.signal-light.is-opposite {
  background: #d75d58;
  box-shadow: 0 0 0 2px rgba(215, 93, 88, 0.12), 0 0 10px rgba(215, 93, 88, 0.66);
}

.signal-light.is-off {
  opacity: 0.45;
}

.reference-panel {
  margin: 0 0 18px;
  overflow: hidden;
}

.reference-panel > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 20px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.reference-panel > summary::-webkit-details-marker {
  display: none;
}

.reference-panel > summary .eyebrow {
  margin-bottom: 3px;
  font-size: 0.6rem;
}

.reference-panel > summary strong {
  color: var(--accent-deep);
  font-size: 0.88rem;
}

.reference-toggle::before {
  content: "+";
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 500;
}

.reference-panel[open] .reference-toggle::before {
  content: "-";
}

.reference-content {
  padding: 4px 20px 20px;
  border-top: 1px solid var(--line);
}

.reference-content h2 {
  margin: 18px 0 12px;
  color: var(--text);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.reference-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.62);
}

.reference-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.7rem;
}

.reference-table th,
.reference-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.reference-table th {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.reference-table tbody tr:last-child td {
  border-bottom: 0;
}

.scoring-table {
  table-layout: fixed;
}

.scoring-table th:nth-child(1) {
  width: 28%;
}

.scoring-table th:nth-child(2) {
  width: 28%;
}

.scoring-table td {
  padding: 12px;
  vertical-align: top;
  white-space: normal;
  line-height: 1.5;
}

.scoring-table .indicator-cell {
  color: var(--accent-deep);
  font-weight: 700;
  vertical-align: top;
}

.scoring-table .indicator-cell small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 500;
  line-height: 1.45;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}

.timeframe-card {
  padding: 18px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
}

.timeframe {
  margin: 0;
}

.value-label {
  display: block;
  margin-bottom: 3px;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.score-box {
  text-align: right;
}

.score {
  display: block;
  font-size: 3rem;
  line-height: 0.95;
}

.pill {
  display: inline-flex;
  align-items: center;
  margin-top: 10px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.warning-list {
  margin: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.warning {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: #f3d8d6;
  color: var(--danger);
  font-size: 0.76rem;
  font-weight: 600;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.card-disclosure {
  margin-top: 16px;
}

.card-disclosure summary,
.accuracy-panel > summary {
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.card-disclosure summary::-webkit-details-marker,
.accuracy-panel > summary::-webkit-details-marker {
  display: none;
}

.card-disclosure summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--accent-deep);
  font-size: 0.8rem;
  font-weight: 700;
}

.disclosure-hint {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 600;
}

.card-disclosure[open] .disclosure-hint::before {
  content: "Hide details";
}

.card-disclosure[open] .disclosure-hint {
  font-size: 0;
}

.card-disclosure[open] .disclosure-hint::before {
  font-size: 0.68rem;
}

.metric {
  padding: 14px 15px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
}

.metric span {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 1.02rem;
}

.chart-wrap {
  margin-top: 18px;
  padding: 14px;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(81, 115, 255, 0.09), rgba(255, 255, 255, 0.58));
  border: 1px solid var(--line);
}

canvas {
  width: 100%;
  height: auto;
  display: block;
}

.accuracy-panel {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid rgba(81, 115, 255, 0.22);
  border-radius: 20px;
  background: rgba(232, 236, 255, 0.48);
}

.accuracy-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.accuracy-head::after {
  content: "+";
  margin-left: 2px;
  color: var(--accent-deep);
  font-size: 1.1rem;
  line-height: 1;
}

.accuracy-panel[open] .accuracy-head::after {
  content: "−";
}

.accuracy-rule {
  display: block;
  margin-top: 5px;
  font-size: 0.82rem;
}

.accuracy-state {
  flex: 0 0 auto;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(104, 117, 155, 0.12);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  white-space: nowrap;
}

.accuracy-state.has-samples {
  background: rgba(52, 168, 83, 0.12);
  color: var(--success);
}

.accuracy-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.accuracy-metrics .metric {
  padding: 10px;
  border-radius: 14px;
}

.accuracy-metrics .metric span {
  font-size: 0.68rem;
}

.accuracy-metrics .metric strong {
  font-size: 0.86rem;
}

.calibration-list {
  display: grid;
  gap: 7px;
  margin-top: 11px;
}

.calibration-row {
  display: grid;
  grid-template-columns: 48px minmax(50px, 1fr) 72px;
  gap: 8px;
  align-items: center;
  font-size: 0.68rem;
  color: var(--muted);
}

.calibration-row i {
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(81, 115, 255, 0.12);
}

.calibration-row b {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.calibration-row strong {
  text-align: right;
  color: var(--text);
}

.updated-at {
  margin: 12px 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.settings-form {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.form-card {
  padding: 20px;
}

.section-head {
  margin-bottom: 16px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

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

.form-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.82rem;
  color: var(--muted);
}

.field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel-strong);
  color: var(--text);
}

.compact-field {
  min-width: 0;
}

#saveMessage {
  font-size: 0.9rem;
  color: var(--success);
}

.users-message {
  margin-bottom: 12px;
  color: var(--muted);
}

.users-list {
  display: grid;
  gap: 12px;
}

.user-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(120px, 0.7fr) auto;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
}

.user-row strong,
.user-row span {
  display: block;
}

.user-row span {
  color: var(--muted);
  font-size: 0.82rem;
}

.user-row select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-strong);
}

@media (max-width: 860px) {
  .hero-panel,
  .form-grid.two,
  .form-grid.three,
  .status-grid {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .hero-panel.compact {
    flex-flow: row wrap;
    align-items: center;
  }

  .hero-panel.compact .hero-actions {
    flex: 1 1 100%;
    flex-direction: row;
    justify-content: flex-end;
  }

  .status-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  .market-status-card {
    grid-column: auto;
  }

  .user-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100%, calc(100% - 20px));
    padding-top: 18px;
  }

  .hero-panel {
    padding: 16px;
  }

  .header-meta {
    flex: 1 1 100%;
  }

  .header-meta > div {
    flex: 1 1 0;
    min-width: 0;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

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

  .reference-panel > summary,
  .reference-content {
    padding-left: 15px;
    padding-right: 15px;
  }

  .scoring-table {
    min-width: 760px;
  }

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

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

  .score {
    font-size: 2.5rem;
  }
}