:root {
  --bg: #f3f1ea;
  --surface: #ffffff;
  --surface-2: #ece7d9;
  --border: #ddd5c1;
  --text: #26221a;
  --text-dim: #6c6555;
  --accent: #a3721f;
  --accent-soft: #f0e2c4;
  --positive: #3f7d5e;
  --positive-soft: #dfeee6;
  --negative: #a8493a;
  --negative-soft: #f5e2de;
  --neutral: #7a7566;
  --neutral-soft: #ece7da;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Menlo", monospace;
  --sans: -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Noto Sans JP", "Segoe UI", sans-serif;
}

:root[data-theme="dark"] {
  --bg: #15171d;
  --surface: #1c1f26;
  --surface-2: #23262f;
  --border: #2d313c;
  --text: #eae6db;
  --text-dim: #9b9c9e;
  --accent: #dcae60;
  --accent-soft: #3a301c;
  --positive: #7cbb9a;
  --positive-soft: #1c2e26;
  --negative: #dd8f7c;
  --negative-soft: #33221f;
  --neutral: #9b9c9e;
  --neutral-soft: #23262f;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15171d;
    --surface: #1c1f26;
    --surface-2: #23262f;
    --border: #2d313c;
    --text: #eae6db;
    --text-dim: #9b9c9e;
    --accent: #dcae60;
    --accent-soft: #3a301c;
    --positive: #7cbb9a;
    --positive-soft: #1c2e26;
    --negative: #dd8f7c;
    --negative-soft: #33221f;
    --neutral: #9b9c9e;
    --neutral-soft: #23262f;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 60px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

h1 {
  font-size: 1.5rem;
  margin: 4px 0 0;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1rem;
  margin: 0 0 8px;
}

.icon-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  width: 40px;
  height: 40px;
  font-size: 1.1rem;
  cursor: pointer;
  flex-shrink: 0;
}

.disclaimer {
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--surface-2);
  border-radius: 10px;
  padding: 10px 12px;
  margin: 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
}

.settings-card { padding: 0; overflow: hidden; }

.settings-summary {
  width: 100%;
  background: none;
  border: none;
  color: var(--text);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.chevron { transition: transform 0.15s ease; color: var(--text-dim); }
.chevron.open { transform: rotate(90deg); }

.settings-body {
  padding: 0 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.settings-body.hidden, .hidden { display: none !important; }

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.field input {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 10px;
}

.field input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.field-check {
  flex-direction: row;
  align-items: center;
  gap: 8px;
}

.field-check input {
  width: auto;
  flex: none;
  padding: 0;
}

.field-note {
  font-size: 0.76rem;
  color: var(--text-dim);
  margin: 0;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--sans);
}

.btn-primary { background: var(--accent); color: #1a1408; }
:root[data-theme="dark"] .btn-primary { color: #1a1408; }
.btn-secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn-ghost { background: none; color: var(--accent); border: 1px solid var(--border); }
.btn-large { width: 100%; padding: 16px; font-size: 1rem; border-radius: 12px; }
.btn-small { padding: 6px 10px; font-size: 0.76rem; }

.saved-flag {
  font-size: 0.78rem;
  color: var(--positive);
  font-weight: 700;
}

.fetch-status {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-align: center;
  margin: 0;
  min-height: 1.2em;
}

.fetch-status.error { color: var(--negative); }

.stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 4px;
}

.section-note {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin: 0 0 10px;
}

.preclose-warn {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: 10px;
  padding: 10px 12px;
  margin: 0 0 4px;
}

.verify-help {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 14px;
  margin-bottom: 12px;
}

.verify-help summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.86rem;
  color: var(--text);
  list-style: revert;
}

.verify-help-body {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.verify-help-body p {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin: 0 0 8px;
  line-height: 1.5;
}

.verify-help-body p:last-child {
  margin-bottom: 0;
}

.empty-note {
  font-size: 0.84rem;
  color: var(--text-dim);
  text-align: center;
  padding: 16px;
}

/* --- シグナル/ポジションカード --- */
.pair-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
}

.pair-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.pair-name {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1rem;
}

.badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.badge.long { background: var(--positive-soft); color: var(--positive); }
.badge.short { background: var(--negative-soft); color: var(--negative); }
.badge.none { background: var(--neutral-soft); color: var(--neutral); }
.badge.warn { background: var(--accent-soft); color: var(--accent); }
.badge.ok { background: var(--positive-soft); color: var(--positive); }

/* --- 注文チェック --- */
#orderCheckSection { margin-top: 22px; }
#orderCheckCards .pair-head { flex-wrap: wrap; justify-content: flex-start; }

.order-shot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
#orderShotPreview,
#rateShotPreview {
  display: block;
  width: 100%;
  max-height: 60vh;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-top: 4px;
}

.ordercheck-list {
  list-style: none;
  margin: 8px 0 4px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.oc-item {
  font-size: 0.82rem;
  line-height: 1.5;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.oc-item:last-child { border-bottom: none; }
.oc-item label {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  cursor: pointer;
}
.oc-item input[type="checkbox"] {
  margin-top: 2px;
  flex: none;
  width: 18px;
  height: 18px;
}
.oc-item.oc-skip {
  color: var(--text-dim);
  padding-left: 27px;
}

.oc-verdict {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  white-space: nowrap;
  vertical-align: middle;
}
.v-match { background: var(--positive-soft); color: var(--positive); }
.v-mismatch { background: var(--negative-soft); color: var(--negative); }
.v-nf { background: var(--accent-soft); color: var(--accent); }
.v-unclear { background: var(--neutral-soft); color: var(--neutral); }

.oc-ai-detail {
  font-size: 0.74rem;
  color: var(--text-dim);
  padding-left: 27px;
  margin-top: 2px;
}
.oc-ai-meta { border-color: var(--accent); }

.field select {
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 10px;
}

.pair-meta {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 4px;
}

.tranche-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 0.82rem;
}

.tranche-table th, .tranche-table td {
  padding: 6px 4px;
  text-align: right;
  border-bottom: 1px solid var(--border);
}

.tranche-table th:first-child, .tranche-table td:first-child {
  text-align: left;
}

.tranche-table th {
  color: var(--text-dim);
  font-size: 0.68rem;
  text-transform: uppercase;
  font-weight: 700;
}

.tranche-table td {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.tranche-table tr:last-child td { border-bottom: none; }

.tranche-table .closed { opacity: 0.4; text-decoration: line-through; }

.exit-flag {
  color: var(--negative);
  font-weight: 700;
  font-size: 0.74rem;
}

.pair-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.close-check {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* --- モーダル --- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 50;
}

.modal-box {
  background: var(--surface);
  border-radius: 16px 16px 0 0;
  padding: 20px 18px 24px;
  width: 100%;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-box h3 { margin: 0; font-size: 1rem; }

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 6px;
}

.btn-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0; }