/* 建築現場AIアシスタント 共通スタイル(依存なし・スマホ対応) */
:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --danger: #dc2626;
  --ok: #059669;
  --warn: #d97706;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.topbar {
  background: #111827;
  color: #fff;
  padding: 0.7rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 1.05rem; }
.topnav { display: flex; gap: 1rem; margin-left: auto; }
.topnav a { color: #d1d5db; text-decoration: none; font-size: 0.9rem; white-space: nowrap; }
.topnav a:hover { color: #fff; }
.container { max-width: 960px; margin: 0 auto; padding: 1rem; }

h1 { font-size: 1.35rem; margin: 0.5rem 0 1rem; }
h2 { font-size: 1.1rem; margin: 1.2rem 0 0.6rem; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
}
.muted { color: var(--muted); font-size: 0.88rem; }

a.card-link { display: block; text-decoration: none; color: inherit; }
a.card-link:hover { border-color: var(--primary); }

.btn {
  display: inline-block;
  border: none;
  border-radius: 8px;
  padding: 0.55rem 1.1rem;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  background: var(--primary);
  color: #fff;
}
.btn:hover { background: var(--primary-dark); }
.btn:disabled { background: #9ca3af; cursor: not-allowed; }
.btn.secondary { background: #fff; color: var(--text); border: 1px solid var(--line); }
.btn.danger { background: #fff; color: var(--danger); border: 1px solid var(--danger); }
.btn.small { padding: 0.3rem 0.7rem; font-size: 0.85rem; }

input[type="text"], input[type="number"], input[type="password"], textarea, select {
  width: 100%;
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
}
label { display: block; font-size: 0.88rem; color: var(--muted); margin: 0.6rem 0 0.2rem; }

table { width: 100%; border-collapse: collapse; background: var(--card); font-size: 0.9rem; }
th, td { border: 1px solid var(--line); padding: 0.45rem 0.55rem; text-align: left; vertical-align: top; }
th { background: #f9fafb; font-weight: 600; white-space: nowrap; }
td.num, th.num { text-align: right; white-space: nowrap; }
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.table-wrap table { border: none; }

.badge {
  display: inline-block;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #eef2ff;
  color: var(--primary-dark);
}
.badge.ok { background: #ecfdf5; color: var(--ok); }
.badge.warn { background: #fffbeb; color: var(--warn); }
.badge.err { background: #fef2f2; color: var(--danger); }

.toolbar { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin: 0.8rem 0; }
.spacer { flex: 1; }

.dropzone {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  text-align: center;
  color: var(--muted);
  background: var(--card);
  cursor: pointer;
}
.dropzone.drag { border-color: var(--primary); background: #eff6ff; }

.topbar-role { display: flex; align-items: center; gap: 0.6rem; font-size: 0.85rem; color: #d1d5db; white-space: nowrap; }
.topbar-role a { color: #d1d5db; }
.topbar-role a:hover { color: #fff; }

@media (max-width: 640px) {
  .container { padding: 0.7rem; }
  h1 { font-size: 1.15rem; }
}