:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1f2330;
  --muted: #8a909c;
  --border: #e3e6eb;
  --primary: #A5822B;
  --primary-dark: #8A6B1F;
  --danger: #e2483d;
  --radius: 10px;
}

* { box-sizing: border-box; }

.flash {
  padding: 12px 16px;
  border-radius: 10px;
  margin: 0 0 16px;
  font-size: .92rem;
  font-weight: 600;
  border: 1px solid transparent;
}
.flash-err { background: #fdecea; color: #9c2b22; border-color: #f3c6c1; }
.flash-ok  { background: #eaf7ee; color: #1f7a3d; border-color: #bfe6cb; }

.viewas-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: #3a3320; color: #F3ECD9; padding: 10px 16px; border-radius: 10px;
  margin: 0 0 16px; font-size: .9rem; font-weight: 600;
}
.viewas-bar .btn { margin-left: auto; background: #F3ECD9; border-color: #F3ECD9; color: #3a3320; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN",
    "Yu Gothic UI", Meiryo, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 22px;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.site-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}
.site-title:hover { text-decoration: none; }

.container {
  max-width: 860px;
  margin: 28px auto;
  padding: 0 20px;
}

.site-footer {
  text-align: center;
  color: var(--muted);
  padding: 32px 0;
}

.page-title { font-size: 1.5rem; margin: 0 0 18px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.btn:hover { text-decoration: none; background: #eef1f6; }
.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger {
  background: #fff;
  border-color: var(--danger);
  color: var(--danger);
}
.btn-danger:hover { background: var(--danger); color: #fff; }

/* Table */
.case-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.case-table th, .case-table td {
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
}
.case-table th {
  font-size: .82rem;
  color: var(--muted);
  font-weight: 600;
  background: #fafbfc;
}
.case-table tbody tr { cursor: pointer; }
.case-table tbody tr:hover { background: #FAF6EC; }
.case-table tbody tr:last-child td { border-bottom: none; }
.case-title-cell { font-weight: 600; }
.col-status { width: 130px; }
.col-date { width: 110px; color: var(--muted); }

/* Badge */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: #F3ECD9;
  color: var(--primary-dark);
  font-size: .82rem;
  font-weight: 600;
}
.badge-muted { background: #eceef2; color: var(--muted); }

/* Empty state */
.empty {
  text-align: center;
  background: var(--card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 20px;
}
.empty p { color: var(--muted); margin-bottom: 16px; }

/* Detail */
.breadcrumb { margin: 0 0 12px; font-size: .9rem; }
.detail-head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.detail-head .page-title { margin: 0; }
.detail-list {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 20px;
  margin: 18px 0;
}
.detail-list dt {
  font-size: .82rem;
  color: var(--muted);
  font-weight: 600;
  margin-top: 14px;
}
.detail-list dd { margin: 4px 0 14px; }
.memo { white-space: pre-wrap; }
.muted { color: var(--muted); }

.actions { display: flex; gap: 10px; align-items: center; margin-top: 20px; }

/* Form */
.case-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.case-form label { display: block; margin-bottom: 18px; }
.field-label {
  display: block;
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.req {
  font-style: normal;
  font-size: .72rem;
  color: var(--danger);
  margin-left: 6px;
}
.case-form input[type=text],
.case-form input[type=date],
.case-form select,
.case-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  background: #fff;
}
.case-form input:focus,
.case-form select:focus,
.case-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(165,130,43,.18);
}
.case-form textarea { resize: vertical; }

/* Header nav / login state */
.header-nav { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; flex: 1; }
.header-nav a:hover { text-decoration: none; }
.site-title { cursor: pointer; white-space: nowrap; }
.user-chip { font-size: .9rem; color: var(--text); white-space: nowrap; }
.role-tag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 999px;
  background: #F3ECD9;
  color: var(--primary-dark);
  font-size: .7rem;
  font-weight: 700;
}
.btn-small { padding: 5px 11px; font-size: .85rem; }

/* Auth pages */
.auth-card {
  max-width: 380px;
  margin: 40px auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
}
.auth-title { font-size: 1.35rem; margin: 0 0 10px; text-align: center; }
.auth-lead { color: var(--muted); font-size: .9rem; text-align: center; margin-bottom: 22px; }
.auth-form label { display: block; margin-bottom: 16px; }
.auth-form input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}
.auth-form input:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(165,130,43,.18);
}
.btn-block { width: 100%; text-align: center; padding: 11px; }
.code-input {
  text-align: center;
  letter-spacing: .4em;
  font-size: 1.5rem !important;
  font-weight: 700;
}
.auth-info {
  background: #F3ECD9; color: var(--primary-dark);
  padding: 10px 12px; border-radius: 8px; font-size: .88rem; margin-bottom: 18px;
}
.auth-error {
  background: #fdecea; color: var(--danger);
  padding: 10px 12px; border-radius: 8px; font-size: .88rem; margin-bottom: 18px;
}
.auth-foot { text-align: center; margin-top: 18px; font-size: .85rem; color: var(--muted); }

/* Panels (admin / access) */
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin: 20px 0;
}
.panel-title { font-size: 1.05rem; margin: 0 0 14px; }
.inline-form { display: flex; gap: 10px; flex-wrap: wrap; }
.inline-form input {
  flex: 1; min-width: 160px;
  padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: .95rem;
}
.hint { color: var(--muted); font-size: .85rem; margin-top: 12px; }
.col-action { width: 80px; text-align: right; }

/* マイページ：招待コード行 */
.code-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 6px 0 4px; }
.code-label { color: var(--muted); font-size: .85rem; }

/* スマホでは入力欄を1行占有させ、ボタンを下へ折り返す（横はみ出し防止） */
@media (max-width: 560px) {
  .inline-form input { flex-basis: 100%; min-width: 0; }
}

/* 同意書ボックス（登録ページ・顧客マイページ共通） */
.agreement-box { max-height: 300px; overflow-y: auto; border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 18px; margin: 6px 0 16px; background: #fbfaf6;
  font-size: .86rem; line-height: 1.75; color: #3a3320; }
.agreement-box h2 { font-size: 1rem; margin: 0 0 4px; }
.agreement-box h3 { font-size: .9rem; margin: 14px 0 2px; color: var(--primary-dark); }
.agreement-box p { margin: 2px 0; }
.agreement-box ul { margin: 4px 0 4px 1.1em; padding: 0; }
.agreement-meta { color: var(--muted); font-size: .78rem; margin-bottom: 8px; }
.check-line { display: flex; align-items: flex-start; gap: 9px; font-size: .9rem;
  font-weight: 500; cursor: pointer; margin: 4px 0; }
.check-line input { margin-top: 3px; width: auto; flex: none; }
.req { display: inline-block; background: #F3ECD9; color: var(--primary-dark);
  font-size: .68rem; font-weight: 700; border-radius: 4px; padding: 1px 6px; margin-left: 4px; }

/* Access checkbox list */
.checkbox-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.checkbox-item { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.checkbox-item input { width: 17px; height: 17px; }
.access-panel { margin-top: 24px; }

/* KPI cards (HIKARI dashboard / mypage) */
.kpis { display: flex; gap: 14px; flex-wrap: wrap; margin: 4px 0 20px; }
.kpi {
  flex: 1; min-width: 150px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.kpi .k { font-size: .78rem; color: var(--muted); }
.kpi .v { font-size: 1.55rem; font-weight: 700; margin-top: 2px; font-variant-numeric: tabular-nums; }
.kpi.accent { border-color: var(--primary); }
.kpi.accent .v { color: var(--primary-dark); }

.num-cell { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.tier-tag {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: .74rem; font-weight: 700; background: #eef1f6; color: var(--muted);
}
.tier-2 { background: #dfe8f5; color: #2b4c77; }
.tier-3 { background: #e6f4ec; color: #2c7a4b; }
.tier-4 { background: #fbf0e0; color: #9a6b1f; }
.tier-legend { display:flex; flex-wrap:wrap; align-items:center; gap:6px; font-size:.82rem; color: var(--muted); margin: 0 0 14px; }
.section-label { font-size: 1.05rem; font-weight: 700; margin: 26px 0 12px; }
.split-cell { font-size: .84rem; color: var(--muted); }
.code-tag { font-family: ui-monospace, "SFMono-Regular", Menlo, monospace; font-weight: 700; }
.big-code {
  display: inline-block; font-family: ui-monospace, Menlo, monospace; font-weight: 700;
  font-size: 1.3rem; letter-spacing: .06em; background: #F3ECD9; color: var(--primary-dark);
  padding: 8px 16px; border-radius: 8px; margin: 6px 0;
}
.subtabs { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.subtabs a { padding: 7px 15px; border-radius: 999px; border: 1px solid var(--border); background: var(--card); color: var(--muted); font-size: .9rem; }
.subtabs a:hover { text-decoration: none; background: #eef1f6; }
.subtabs a.on { background: var(--primary); border-color: var(--primary); color: #fff; }

/* Hierarchy display */
.hier { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.hier-node {
  display: inline-block; padding: 8px 14px; border-radius: 8px;
  background: #eef1f6; border: 1px solid var(--border); font-size: .9rem; font-weight: 600;
}
.hier-hq { background: #F3ECD9; border-color: var(--primary); color: var(--primary-dark); }
.hier-cust { background: var(--text); color: #fff; border-color: var(--text); }
.hier-arrow { color: var(--muted); font-size: .8rem; }
.price-line { margin-top: 14px; font-size: 1rem; }
.price-line b { color: var(--primary-dark); }

@media (max-width: 520px) {
  .col-date { display: none; }
  .header-nav { gap: 8px; }
  .user-chip { display: none; }
}