/* =====================
   Reset & Base
===================== */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont;
  background: #020617;
  color: #e5e7eb;
}

/* =====================
   Header
===================== */

.top {
  max-width: 420px;
  margin: 0 auto;
  padding: 20px 16px 12px;
}

.top h1 {
    margin: 6px 0 0;
    font-size: 2em;
    text-align: center;
}

.sub {
  margin-top: 4px;
  font-size: 13px;
  opacity: 0.6;
}

/* =====================
   Back Link
===================== */

.back-link {
  display: inline-block;
  font-size: 14px;
  color: #9ca3af;
  text-decoration: none;
}

.back-link:hover {
  color: #ffffff;
}

/* =====================
   Market Overview Container
===================== */

#swipeContainer {
  width: 100%;
  max-width: 420px;     /* ★スマホ基準幅 */
  margin: 0 auto;       /* ★完全中央寄せ */
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* =====================
   Market Card
===================== */

.market-card {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

/* 上昇・下降アクセント */
.market-card.up {
  border-left: 4px solid #22c55e;
}

.market-card.down {
  border-left: 4px solid #ef4444;
}

/* =====================
   Card Header
===================== */

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}

.rank {
  font-size: 16px;
}

.trend {
  font-size: 13px;
}

.trend.up {
  color: #22c55e;
}

.trend.down {
  color: #ef4444;
}

/* AI PICK badge */
.ai-pick {
  margin-left: 8px;
  padding: 2px 6px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  background: linear-gradient(90deg, #f97316, #ef4444);
  color: #ffffff;
}

/* =====================
   Price Row
===================== */

.price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 8px;
}

.price-row .current {
  opacity: 0.6;
  font-size: 14px;
}

.price-row .arrow {
  opacity: 0.5;
}

.price-row .target {
  font-size: 20px;
  font-weight: 600;
}

/* =====================
   Price Change
===================== */

.price-change {
  margin-top: 6px;
  font-size: 18px;
  font-weight: 600;
}

.price-change.up {
  color: #22c55e;
}

.price-change.down {
  color: #ef4444;
}

/* =====================
   Mini Chart
===================== */

.mini-chart {
  height: 60px;
  margin: 10px 0 6px;
}

.mini-chart svg {
  display: block;
  width: 100%;
}

/* =====================
   Confidence
===================== */

.confidence-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 12px;
}

.confidence-bar {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 6px;
  overflow: hidden;
}

.confidence-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #22c55e);
}

/* =====================
   Updated Time
===================== */

.updated {
  margin-top: 10px;
  font-size: 10px;
  text-align: center;
  opacity: 0.5;
}