:root {
  --ink: #1b2430;
  --ink-sub: #5b6470;
  --line: #e3e7ec;
  --bg: #f6f7f9;
  --card: #fff;
  --brand: #22304a; /* Argora 新ロゴの紺 */
  --accent: #1f7a5c;
  --danger: #b4443c;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif; color: var(--ink); background: var(--bg); }
.top { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; padding: 12px clamp(16px, 3vw, 32px); background: var(--brand); color: #fff; }
.top__brand { font-weight: 700; letter-spacing: 0.04em; }
.top__brand span { font-weight: 400; opacity: 0.85; margin-left: 8px; }
.top__user { margin-left: auto; font-size: 13px; opacity: 0.9; display: flex; gap: 12px; align-items: center; }
.top__user button { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.5); border-radius: 4px; padding: 4px 10px; cursor: pointer; }
.tabs { display: flex; gap: 4px; }
.tabs button { background: transparent; color: #fff; border: 0; padding: 8px 12px; border-radius: 6px; cursor: pointer; opacity: 0.75; }
.tabs button.is-active { background: rgba(255,255,255,.14); opacity: 1; }
main { padding: clamp(16px, 3vw, 32px); max-width: 1200px; margin-inline: auto; }
.gate { max-width: 420px; margin: 10vh auto; padding: 32px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; text-align: center; }
.gate__error { color: var(--danger); }
.btn { background: var(--accent); color: #fff; border: 0; border-radius: 6px; padding: 10px 18px; font-size: 15px; cursor: pointer; }
.panel h2 { margin: 0 0 16px; font-size: 20px; }
.panel h2 small { font-weight: 400; color: var(--ink-sub); font-size: 13px; margin-left: 8px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 20px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; }
.kpi__label { font-size: 12px; color: var(--ink-sub); }
.kpi__value { font-size: 26px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi__delta { font-size: 12px; color: var(--ink-sub); }
.chart { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; min-height: 240px; margin-bottom: 20px; }
.table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; font-size: 14px; }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.table th { background: #fafbfc; font-weight: 700; color: var(--ink-sub); font-size: 12px; }
.table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.form { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 8px; margin-bottom: 16px; }
.form input, .form select { padding: 9px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; }
.empty { color: var(--ink-sub); padding: 24px; text-align: center; }
@media (max-width: 600px) { .top__user { margin-left: 0; } }