/* ReBody Web MVP - スマホファースト、レスポンシブ */
:root {
  --color-bg: #f5f6f8;
  --color-surface: #ffffff;
  --color-text: #1a1a2e;
  --color-muted: #6b7280;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-success: #16a34a;
  --color-danger: #dc2626;
  --color-border: #e5e7eb;
  --radius: 12px;
  --space: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  padding-bottom: 72px; /* bottom nav分の余白 */
}

header.app-header {
  position: sticky;
  top: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 14px var(--space);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
}

header.app-header h1 {
  font-size: 18px;
  margin: 0;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space);
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: var(--space);
  margin-bottom: 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  border: 1px solid var(--color-border);
}

.card:active { background: #fafafa; }

.card-row { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.card-time { font-size: 20px; font-weight: 700; color: var(--color-primary); }
.card-name { font-size: 16px; font-weight: 600; }
.card-meta { color: var(--color-muted); font-size: 13px; margin-top: 4px; }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge-予約中 { background: #dbeafe; color: #1e40af; }
.badge-来店済み { background: #dcfce7; color: #166534; }
.badge-キャンセル { background: #f3f4f6; color: #6b7280; }

button, .btn {
  display: inline-block;
  width: 100%;
  padding: 14px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}
button:disabled { opacity: 0.5; cursor: not-allowed; }
button:active { background: var(--color-primary-dark); }
.btn-secondary { background: var(--color-surface); color: var(--color-text); border: 1px solid var(--color-border); }

input, select {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: 12px;
  background: var(--color-surface);
  color: var(--color-text);
}

label { font-size: 13px; color: var(--color-muted); display: block; margin-bottom: 4px; }

.section-title { font-size: 14px; font-weight: 700; color: var(--color-muted); margin: 20px 0 8px; text-transform: uppercase; letter-spacing: 0.03em; }

.msg { padding: 12px; border-radius: 8px; margin-bottom: 12px; font-size: 14px; }
.msg-error { background: #fef2f2; color: var(--color-danger); }
.msg-success { background: #f0fdf4; color: var(--color-success); }

.empty-state { text-align: center; color: var(--color-muted); padding: 40px 16px; }

nav.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  z-index: 10;
}
nav.bottom-nav a {
  flex: 1;
  text-align: center;
  padding: 10px 4px;
  font-size: 12px;
  color: var(--color-muted);
  text-decoration: none;
}
nav.bottom-nav a.active { color: var(--color-primary); font-weight: 700; }

/* PC幅ではやや余裕をもたせたレイアウトへ切り替える */
@media (min-width: 768px) {
  main { max-width: 720px; padding: 24px; }
  .card { padding: 20px; }
}