* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --primary-color:#1e88e5;
  --secondary-color:#43a047;
  --danger-color:#e53935;
  --warning-color:#fb8c00;
  --dark-bg:#0f1419;
  --card-bg:#1a1f2e;
  --border-color:#2a3f5f;
  --text-primary:#ffffff;
  --text-secondary:#b0bec5;
  --success:#4caf50;
  --error:#f44336;
}

body{
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--dark-bg) 0%, #1a2332 100%);
  color: var(--text-primary);
  line-height: 1.6;
}

.container{
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
}

/* ヘッダー */
.header{
  text-align:center;
  margin-bottom:40px;
  padding:30px 0;
  border-bottom:2px solid var(--border-color);
}
.header h1{
  font-size:2.5em;
  margin-bottom:10px;
  background: linear-gradient(135deg, var(--primary-color), #00bcd4);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.subtitle{
  color:var(--text-secondary);
  font-size:1.1em;
}
.subtitle.subtle{
  font-size: 0.9em;
  opacity: 0.9;
  margin-top: 6px;
}

/* コントロールパネル */
.control-panel{
  background:var(--card-bg);
  border:1px solid var(--border-color);
  border-radius:12px;
  padding:25px;
  margin-bottom:30px;
  display:flex;
  gap:20px;
  align-items:center;
  flex-wrap:wrap;
}

.control-group{ display:flex; align-items:center; gap:10px; }
.control-group label{ font-weight:600; color:var(--text-primary); }

.control-group select{
  background:#0f1419;
  border:1px solid var(--border-color);
  color:var(--text-primary);
  padding:8px 12px;
  border-radius:6px;
  cursor:pointer;
  transition: all .25s ease;
}
.control-group select:hover{ border-color: var(--primary-color); }

.btn{
  padding:10px 20px;
  border:none;
  border-radius:6px;
  font-weight:600;
  cursor:pointer;
  transition: all .25s ease;
  font-size:.95em;
}
.btn-primary{ background:var(--primary-color); color:#fff; }
.btn-primary:hover:not(:disabled){
  background:#1565c0;
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(30,136,229,.4);
}
.btn-danger{ background:var(--danger-color); color:#fff; }
.btn-danger:hover:not(:disabled){
  background:#c62828;
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(229,57,53,.4);
}
.btn:disabled{ opacity:.5; cursor:not-allowed; }

.status-indicator{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
.status-dot{
  width:12px; height:12px;
  border-radius:50%;
  background:#999;
  animation:pulse 2s infinite;
}
.status-dot.active{ background: var(--success); }
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.5} }

/* セクション共通 */
section{
  background:var(--card-bg);
  border:1px solid var(--border-color);
  border-radius:12px;
  padding:25px;
  margin-bottom:30px;
}
section h2{
  font-size:1.5em;
  margin-bottom:20px;
  color:var(--primary-color);
}

.hint{
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: .9em;
  opacity: .95;
}

/* 価格グリッド */
.price-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap:20px;
}
.price-card{
  background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
  border:1px solid var(--border-color);
  border-radius:10px;
  padding:20px;
  text-align:center;
  transition: all .25s ease;
}
.price-card:hover{
  border-color: var(--primary-color);
  box-shadow:0 4px 12px rgba(30,136,229,.2);
}
.price-card h3{
  color:var(--text-secondary);
  font-size:.9em;
  margin-bottom:10px;
  text-transform:uppercase;
}
.price-card .price{
  font-size:2em;
  font-weight:700;
  color:var(--primary-color);
  margin-bottom:10px;
}
.price-card .change{ font-size:1.1em; margin-bottom:10px; }
.price-card .change.positive{ color:var(--success); }
.price-card .change.negative{ color:var(--error); }
.price-card .volume{ color:var(--text-secondary); font-size:.9em; }

/* 分析グリッド */
.analysis-grid,
.onchain-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap:20px;
}
.analysis-card,
.onchain-card{
  background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
  border:1px solid var(--border-color);
  border-radius:10px;
  padding:20px;
}
.analysis-card h3,
.onchain-card h3{
  color:var(--primary-color);
  margin-bottom:15px;
  font-size:1.1em;
}
.indicator,
.metric{
  display:flex;
  justify-content:space-between;
  padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.indicator:last-child,
.metric:last-child{ border-bottom:none; }
.indicator .label,
.metric .label{ color:var(--text-secondary); font-size:.9em; }
.indicator .value,
.metric .value{ font-weight:600; color:var(--primary-color); }

.signal{
  margin-top:15px;
  padding:12px;
  border-radius:6px;
  text-align:center;
  font-weight:700;
  font-size:.95em;
}
.signal.buy{
  background: rgba(76,175,80,.2);
  color: var(--success);
  border: 1px solid var(--success);
}
.signal.sell{
  background: rgba(244,67,54,.2);
  color: var(--error);
  border: 1px solid var(--error);
}
.signal.neutral{
  background: rgba(251,140,0,.2);
  color: var(--warning-color);
  border: 1px solid var(--warning-color);
}

/* 取引提案 */
.signals-container{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap:20px;
}
.signal-card{
  background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
  border-left:4px solid var(--primary-color);
  border-radius:10px;
  padding:20px;
  transition: all .25s ease;
}
.signal-card.buy{ border-left-color: var(--success); }
.signal-card.sell{ border-left-color: var(--error); }
.signal-card:hover{ box-shadow:0 4px 12px rgba(30,136,229,.2); }

.signal-card h3{ margin-bottom:15px; font-size:1.2em; }
.signal-card .pair{ color:var(--primary-color); font-weight:700; }

.signal-card .action{
  display:inline-block;
  padding:6px 12px;
  border-radius:4px;
  font-weight:700;
  margin-top:10px;
  font-size:.9em;
}
.signal-card .action.buy{ background: rgba(76,175,80,.2); color: var(--success); }
.signal-card .action.sell{ background: rgba(244,67,54,.2); color: var(--error); }

.signal-card .reason{
  color:var(--text-secondary);
  font-size:.9em;
  margin-top:10px;
  line-height:1.5;
}
.signal-card .confidence{
  margin-top:15px;
  padding-top:15px;
  border-top:1px solid var(--border-color);
}
.confidence-bar{
  background:#0f1419;
  border-radius:4px;
  height:6px;
  overflow:hidden;
  margin-top:5px;
}
.confidence-fill{
  height:100%;
  background: linear-gradient(90deg, var(--primary-color), #00bcd4);
  transition: width .25s ease;
}
.signal-card .ts{
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: .85em;
}

.no-signals{
  text-align:center;
  color:var(--text-secondary);
  padding:40px 20px;
  font-size:1.1em;
}

/* ログ */
.log-container{
  background:#0f1419;
  border:1px solid var(--border-color);
  border-radius:8px;
  padding:15px;
  max-height:300px;
  overflow-y:auto;
  font-family:"Courier New", monospace;
  font-size:.85em;
}
.log-entry{
  padding:8px 0;
  border-bottom:1px solid rgba(255,255,255,.05);
  color:var(--text-secondary);
}
.log-entry:last-child{ border-bottom:none; }
.log-entry.info{ color: var(--primary-color); }
.log-entry.success{ color: var(--success); }
.log-entry.error{ color: var(--error); }
.log-entry.warning{ color: var(--warning-color); }

/* レスポンシブ */
@media (max-width: 768px){
  .header h1{ font-size:1.8em; }
  .control-panel{ flex-direction:column; align-items:stretch; }
  .control-group{ flex-direction:column; align-items:stretch; }
  .status-indicator{ margin-left:0; }
  .price-grid,
  .analysis-grid,
  .onchain-grid,
  .signals-container{ grid-template-columns: 1fr; }
}

/* スクロールバー */
::-webkit-scrollbar{ width:8px; }
::-webkit-scrollbar-track{ background:#0f1419; }
::-webkit-scrollbar-thumb{ background: var(--border-color); border-radius:4px; }
::-webkit-scrollbar-thumb:hover{ background: var(--primary-color); }