:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --ink: #15233a;
  --muted: #5b6b82;
  --border: #d5deea;
  --primary: #123a6b;
  --primary-hover: #0d2d54;
  --primary-soft: #e8eef7;
  --accent: #1d5aa8;
  --ok: #1f6b45;
  --ok-soft: #e6f4ec;
  --warn: #8a5a12;
  --warn-soft: #fff6e8;
  --danger: #b54a52;
  --danger-soft: #fdecee;
  --shadow: 0 10px 28px rgba(18, 58, 107, 0.08);
  --font: "IBM Plex Sans JP", "DM Sans", sans-serif;
  --radius: 16px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(18, 58, 107, 0.08), transparent 42%),
    linear-gradient(180deg, #f8fafc, var(--bg));
}
button, select, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accent); }
.muted { color: var(--muted); font-size: 0.92rem; line-height: 1.5; }

.app {
  max-width: 1120px;
  margin: 0 auto;
  padding: 16px 16px 40px;
  display: grid;
  gap: 14px;
}
.app-header {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 14px;
}
.brand, .meta-card, .pane, .note-banner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.brand { padding: 20px 22px; display: grid; grid-template-columns: 1fr auto; gap: 12px 18px; align-items: center; }
.brand-illust { width: min(200px, 30vw); }
.brand-illust svg { width: 100%; height: auto; display: block; }
.kicker {
  margin: 0 0 6px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--primary);
}
.brand h1 {
  margin: 0 0 8px;
  font-size: clamp(1.45rem, 1.2rem + 1.2vw, 2rem);
  line-height: 1.2;
}
.sub { margin: 0; color: var(--muted); font-size: 0.95rem; line-height: 1.55; }
.header-meta { display: grid; gap: 10px; }
.meta-card { padding: 12px 14px; }
.meta-card span { display: block; color: var(--muted); font-size: 0.78rem; margin-bottom: 4px; }
.meta-card strong { font-size: 1.02rem; }
.company-pick select { width: 100%; border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; background: #fff; }
.note-banner { padding: 14px 18px; line-height: 1.6; font-size: 0.92rem; }
.tab-bar {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.tab {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 600;
}
.tab.on { background: var(--primary); color: #fff; border-color: var(--primary); }
.tab.link { text-decoration: none; color: inherit; display: inline-flex; align-items: center; }
.view-root { display: grid; gap: 14px; }
.pane { padding: 18px 20px; }
.pane h2 { margin: 0 0 8px; font-size: 1.15rem; }
.grid { display: grid; gap: 12px; }
.menu-grid, .slot-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  background: #fff;
  text-align: left;
}
.card:hover, .card.on { border-color: var(--primary); box-shadow: var(--shadow); }
.card h3 { margin: 0 0 6px; font-size: 1rem; }
.btn {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  padding: 9px 14px;
  font-weight: 600;
}
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-hover); }
.btn.ghost { background: transparent; }
.btn.danger { background: var(--danger-soft); color: var(--danger); border-color: #f3c4c8; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.field { display: grid; gap: 6px; }
.field span { font-size: 0.82rem; font-weight: 600; }
input[type="text"], input[type="email"], input[type="password"], input[type="date"], input[type="number"], input[type="time"], select, textarea {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 11px;
  background: #fff;
  width: 100%;
}
textarea { min-height: 80px; resize: vertical; }
.day-row { display: flex; gap: 8px; flex-wrap: wrap; }
.day {
  min-width: 72px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  padding: 8px 10px;
}
.day.on { background: var(--primary); color: #fff; border-color: var(--primary); }
.day.closed { opacity: 0.4; }
.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--primary-soft);
  color: var(--primary);
}
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); vertical-align: top; }
.app-footer { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.alert { padding: 10px 12px; border-radius: 10px; background: var(--warn-soft); color: var(--warn); }
.alert.err { background: var(--danger-soft); color: var(--danger); }
.alert.ok { background: var(--ok-soft); color: var(--ok); }
.wizard-steps { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; font-size: 0.8rem; color: var(--muted); }
.wizard-steps span.on { color: var(--primary); font-weight: 700; }
@media (max-width: 800px) {
  .app-header, .brand { grid-template-columns: 1fr; }
  .brand-illust { display: none; }
}