:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #1f2630;
  --border: #2e3744;
  --text: #f0f6fc;
  --text-muted: #94a3b8;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-soft: rgba(245, 158, 11, 0.14);
  --cyan: #38bdf8;
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.14);
  --success: #34d399;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  background: radial-gradient(circle at top right, #1b2333 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.6;
}

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.site-header {
  margin-bottom: 24px;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.badge-unofficial {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.badge-safe {
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

@media (max-width: 900px) {
  .main-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 14px;
  font-size: 1.15rem;
  font-weight: 700;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.card-header-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.card-header-row h2 {
  margin: 0;
}

.segmented {
  display: inline-flex;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px;
}

.seg-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: 0.15s ease;
}

.seg-btn.active {
  background: var(--accent);
  color: #111827;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.preset-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.chip-btn {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.8rem;
  cursor: pointer;
}

.chip-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.field-group {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px 14px;
  margin: 0 0 14px;
  background: rgba(255, 255, 255, 0.015);
}

.field-group legend {
  padding: 0 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cyan);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 520px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field label {
  font-size: 0.84rem;
  color: var(--text-muted);
}

.req {
  color: var(--accent);
}

input[type="number"],
input[type="text"],
select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 9px 11px;
  font-size: 0.95rem;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.error-banner {
  background: var(--danger-soft);
  border: 1px solid var(--danger);
  color: #fecaca;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.88rem;
  margin-bottom: 12px;
}

.hidden {
  display: none !important;
}

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 16px 0;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 9px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #111827;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
}

.btn-secondary:hover {
  border-color: var(--cyan);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-muted);
}

.btn-ghost:hover {
  color: var(--text);
}

.btn-danger-ghost {
  background: transparent;
  border-color: rgba(248, 113, 113, 0.4);
  color: var(--danger);
}

.btn-danger-ghost:hover {
  background: var(--danger-soft);
}

.btn-sm {
  padding: 4px 9px;
  font-size: 0.78rem;
}

.hero-kpi {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.16), rgba(56, 189, 248, 0.08));
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  margin-bottom: 14px;
}

.hero-kpi-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.hero-kpi-value {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--accent);
  line-height: 1.1;
}

.hero-kpi-sub {
  font-size: 0.85rem;
  color: var(--text);
  margin-top: 4px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.kpi-box {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.kpi-val {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text);
}

.sim-box {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 16px;
}

.sim-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px;
  font-size: 0.84rem;
  margin-bottom: 8px;
}

.sim-readout {
  color: var(--cyan);
  font-weight: 700;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}

.bar-track {
  height: 8px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 8px;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  transition: width 0.1s ease;
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.data-table th,
.data-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

.data-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.8rem;
}

.list-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 14px;
}

.list-header h2 {
  margin: 0;
}

.list-sub {
  margin: 2px 0 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.list-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.list-actions select {
  width: auto;
  padding: 7px 10px;
  font-size: 0.84rem;
}

.tag-cat {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
}

.tag-weapon {
  background: rgba(245, 158, 11, 0.16);
  color: var(--accent);
}

.tag-armor {
  background: rgba(56, 189, 248, 0.16);
  color: var(--cyan);
}

.empty-row {
  text-align: center !important;
  color: var(--text-muted);
  padding: 20px !important;
}

.site-footer {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
}