/* ─────────────────────────────────────────────────────────────
   rental-server-ui / style.css
   既存 Next.js (frontend) のブランドカラーをそのまま PHP UI へ移植。
   ───────────────────────────────────────────────────────────── */

:root {
  /* ブランドカラー (frontend/tailwind.config.ts 由来) */
  --brand-navy: #0B2545;
  --brand-deep: #13315C;
  --brand-teal: #028090;
  --brand-teal-bg: #E5F2F3;
  --brand-ice: #EEF4F8;
  --brand-gold: #E8B04B;

  --ink: #1A2332;
  --mute: #6A7C93;
  --mute-light: #A7B4C5;
  --border: #DCE3EB;
  --bg: #F4F6F9;

  --success: #16A34A;
  --success-bg: #DCFCE7;
  --warning: #D97706;
  --warning-bg: #FEF3C7;
  --danger: #DC2626;
  --danger-bg: #FEE2E2;
  --info: #2563EB;
  --info-bg: #DBEAFE;

  --shadow-card: 0 1px 2px rgba(16,24,40,0.04), 0 1px 3px rgba(16,24,40,0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
}

/* ============== レイアウト ============== */

.rsu-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

.rsu-page--narrow {
  max-width: 880px;
}

/* ============== ヘッダー ============== */

.rsu-header {
  background: var(--brand-navy);
  color: #fff;
  border-bottom: 1px solid #06182f;
}

.rsu-header__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.rsu-brand {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
}

.rsu-nav {
  display: flex;
  gap: 4px;
  align-items: center;
}

.rsu-nav a {
  color: rgba(255, 255, 255, 0.85);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  text-decoration: none;
}

.rsu-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  text-decoration: none;
}

.rsu-nav a.is-active {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.rsu-nav__logout {
  margin-left: 8px;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

/* ============== カード / パネル ============== */

.rsu-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
  padding: 20px 24px;
  margin-bottom: 16px;
}

.rsu-card__title {
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--ink);
}

.rsu-card--login {
  max-width: 460px;
  margin: 64px auto;
  padding: 32px;
}

.rsu-card--login .rsu-brand-badge {
  display: inline-block;
  background: var(--brand-navy);
  color: #fff;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
}

/* ============== フォーム ============== */

.rsu-field {
  display: block;
  margin-bottom: 12px;
}

.rsu-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}

.rsu-input,
.rsu-select,
.rsu-textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
  color: var(--ink);
  background: #fff;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.rsu-input:focus,
.rsu-select:focus,
.rsu-textarea:focus {
  border-color: var(--brand-teal);
  box-shadow: 0 0 0 3px rgba(2, 128, 144, 0.15);
}

.rsu-textarea {
  font-family: ui-monospace, SFMono-Regular, "Menlo", "Consolas", monospace;
  font-size: 12.5px;
  resize: vertical;
  min-height: 96px;
}

.rsu-textarea--config {
  min-height: 250px;
}

.rsu-help {
  font-size: 11px;
  color: var(--mute);
  margin-top: 4px;
}

/* ============== ボタン ============== */

.rsu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  text-decoration: none;
}

.rsu-btn:hover { text-decoration: none; }

.rsu-btn--primary {
  background: var(--brand-teal);
  color: #fff;
  border-color: var(--brand-teal);
}
.rsu-btn--primary:hover { background: #016b78; border-color: #016b78; }

.rsu-btn--secondary {
  background: #fff;
  color: var(--ink);
  border-color: var(--border);
}
.rsu-btn--secondary:hover { background: var(--brand-ice); border-color: var(--brand-teal); }

.rsu-btn--danger {
  background: #fff;
  color: var(--danger);
  border-color: var(--danger);
}
.rsu-btn--danger:hover { background: var(--danger-bg); }

.rsu-btn--full { width: 100%; }
.rsu-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.rsu-btn-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

/* ============== バナー ============== */

.rsu-banner {
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  margin-bottom: 12px;
}

.rsu-banner--error   { background: var(--danger-bg);  color: var(--danger); }
.rsu-banner--warning { background: var(--warning-bg); color: var(--warning); }
.rsu-banner--success { background: var(--success-bg); color: var(--success); }
.rsu-banner--info    { background: var(--info-bg);    color: var(--info); }

.rsu-banner ul { margin: 4px 0 0 18px; padding: 0; }

/* ============== グリッド (フォーム 2 列) ============== */

.rsu-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
}

.rsu-form-grid--full { grid-column: 1 / -1; }

@media (max-width: 720px) {
  .rsu-form-grid { grid-template-columns: 1fr; }
}

/* ============== テーブル ============== */

.rsu-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.rsu-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.rsu-table th,
.rsu-table td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.rsu-table th {
  background: var(--brand-ice);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--mute);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.rsu-table tr:last-child td { border-bottom: none; }

.rsu-table tr:hover td { background: rgba(2, 128, 144, 0.04); }

.rsu-table__actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

.rsu-table__actions a,
.rsu-table__actions button {
  font-size: 12px;
  padding: 4px 8px;
}

/* ============== ステータスバッジ ============== */

.rsu-badge {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
}

.rsu-badge--online      { background: var(--success-bg); color: var(--success); border-color: transparent; }
.rsu-badge--offline     { background: var(--danger-bg);  color: var(--danger);  border-color: transparent; }
.rsu-badge--warning     { background: var(--warning-bg); color: var(--warning); border-color: transparent; }
.rsu-badge--maintenance { background: #f1f5f9;           color: var(--mute);    border-color: transparent; }
.rsu-badge--unknown     { background: var(--info-bg);    color: var(--info);    border-color: transparent; }

/* ticket status / priority */
.rsu-badge--info        { background: var(--info-bg);    color: var(--info);    border-color: transparent; }
.rsu-badge--success     { background: var(--success-bg); color: var(--success); border-color: transparent; }
.rsu-badge--danger      { background: var(--danger-bg);  color: var(--danger);  border-color: transparent; }
.rsu-badge--muted       { background: #f1f5f9;           color: var(--mute);    border-color: transparent; }

/* ============== モーダル ============== */

.rsu-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 37, 69, 0.45);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 16px;
  z-index: 1000;
  overflow-y: auto;
}

.rsu-modal {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(11, 37, 69, 0.25);
  width: 100%;
  max-width: 640px;
  padding: 24px;
}

.rsu-modal__title {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 16px;
}

/* BEM スタイル モーダル (contracts / permission-requests / property-floor / schedules / properties で使用) */
/* `<div class="rsu-modal"><div class="rsu-modal__backdrop"></div><div class="rsu-modal__panel">...</div></div>` */
/* :has() で「backdrop を含む rsu-modal」だけに当てるので、既存の rsu-modal-overlay > rsu-modal パターンは破壊しない */
.rsu-modal:has(> .rsu-modal__backdrop) {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex !important; /* style="display:none" → JS で flex に切替えると inline で勝つ。表示時のみ flex にしたい場合は JS 側で制御 */
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: transparent; /* オーバーレイは backdrop 子要素が担当 */
}
/* ただし inline display:none を尊重するため、display 上書きは外す */
.rsu-modal[style*="display:none"]:has(> .rsu-modal__backdrop),
.rsu-modal[style*="display: none"]:has(> .rsu-modal__backdrop) {
  display: none !important;
}
.rsu-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 37, 69, 0.5);
  cursor: pointer;
}
.rsu-modal__panel {
  position: relative;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(11, 37, 69, 0.25);
  width: 100%;
  max-width: 560px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 24px;
}

/* ============== コメントスレッド ============== */

.rsu-comment {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: #fff;
}

.rsu-comment__head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--mute);
  margin-bottom: 4px;
}

.rsu-comment__author {
  font-weight: 700;
  color: var(--ink);
}

.rsu-comment__body {
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 13px;
}

/* ============== 検索 / フィルタ ============== */

.rsu-toolbar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
  margin-bottom: 12px;
}

.rsu-toolbar > * { flex: 0 0 auto; }
.rsu-toolbar .rsu-field { margin-bottom: 0; min-width: 160px; }
.rsu-toolbar__spacer { flex: 1 1 auto; }

/* ============== ローディング / 空状態 ============== */

.rsu-empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--mute);
  font-size: 13px;
}

.rsu-loading {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--mute);
}

/* ============== デモアカウント (login のみ) ============== */

.rsu-demo {
  margin-top: 24px;
  border: 1px solid rgba(217, 119, 6, 0.4);
  background: rgba(254, 243, 199, 0.4);
  border-radius: 8px;
  padding: 12px 14px;
}

.rsu-demo__title {
  font-size: 11px;
  font-weight: 700;
  color: var(--warning);
  margin-bottom: 6px;
}

.rsu-demo__row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.rsu-demo__btn {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
}

.rsu-demo__btn:hover {
  border-color: var(--brand-teal);
  background: var(--brand-ice);
}

/* ============== utils ============== */

.rsu-mt-0  { margin-top: 0 !important; }
.rsu-mt-12 { margin-top: 12px; }
.rsu-mt-16 { margin-top: 16px; }
.rsu-mt-24 { margin-top: 24px; }

.rsu-flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.rsu-mute { color: var(--mute); }
.rsu-small { font-size: 11px; }
.rsu-mono { font-family: ui-monospace, SFMono-Regular, "Menlo", "Consolas", monospace; font-size: 12.5px; }

/* ============== お知らせ アコーディオン ============== */
.rsu-notice {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  background: #fff;
  overflow: hidden;
}
.rsu-notice__head {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 10px 14px;
  background: #fff;
  border: none;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
}
.rsu-notice__head:hover { background: var(--brand-ice); }
.rsu-notice__title { font-weight: 600; color: var(--ink); }
.rsu-notice__date { white-space: nowrap; }
.rsu-notice__caret { color: var(--mute); width: 1em; text-align: center; }
.rsu-notice.is-open .rsu-notice__head { border-bottom: 1px solid var(--border); background: var(--brand-ice); }
.rsu-notice__body {
  padding: 12px 16px;
  color: var(--ink);
  line-height: 1.7;
  white-space: pre-wrap;
}

/* =============================================================
   giganext スタイル: 左サイドバー + ヘッダー (rsu_app_header() が出力)
   既存ページの <body> 直下に挿入されるため、body 自体は変更しない。
   ============================================================= */
body:has(.gn-wrapper) { margin: 0; padding: 0; background: #f0f2f5; overflow: hidden; height: 100vh; }
body:has(.gn-wrapper) > header.rsu-header { display: none; } /* 旧ヘッダー非表示 */
.gn-wrapper { display: flex; height: 100vh; overflow: hidden; }
.gn-app { flex: 1; min-width: 0; height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
.gn-content { flex: 1; overflow: auto; }

/* === 左サイドバー === */
.gn-sidebar {
  width: 220px; background: #0d1b2a; color: #fff;
  display: flex; flex-direction: column;
  height: 100vh; overflow-y: auto; overflow-x: hidden;
  transition: width .3s ease; flex-shrink: 0; z-index: 60;
  font-family: 'Segoe UI', 'Hiragino Sans', 'Meiryo', sans-serif;
}
.gn-sidebar.collapsed { width: 48px; }
.gn-sb-header {
  padding: 12px 14px; border-bottom: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: space-between; flex-shrink: 0;
}
.gn-sidebar.collapsed .gn-sb-header { justify-content: center; padding: 12px 8px; }
.gn-sb-logo { font-size: 14px; font-weight: 800; color: #60a5fa; white-space: nowrap; overflow: hidden; }
.gn-sidebar.collapsed .gn-sb-logo { display: none; }
.gn-sb-toggle {
  background: none; border: none; color: #8899aa;
  cursor: pointer; font-size: 14px; padding: 2px 6px;
  flex-shrink: 0; transition: .2s;
}
.gn-sb-toggle:hover { color: #fff; }
.gn-sb-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 6px 0; }
.gn-sb-section { padding: 0 8px; margin-bottom: 2px; }
.gn-sb-section-title {
  font-size: 9px; text-transform: uppercase; color: #5a7a9a;
  letter-spacing: 1px; padding: 6px 6px 2px; font-weight: 700;
  white-space: nowrap; overflow: hidden;
}
.gn-sidebar.collapsed .gn-sb-section-title { opacity: 0; height: 0; padding: 0; }
.gn-sb-nav a {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 8px; color: #aabbcc;
  text-decoration: none; border-radius: 6px;
  font-size: 12px; transition: all .2s;
  margin: 1px 0; white-space: nowrap; overflow: hidden;
}
.gn-sb-nav a:hover { background: rgba(255,255,255,.08); color: #fff; text-decoration: none; }
.gn-sb-nav a.active { background: #1a56db; color: #fff; }
.gn-sb-icon { font-size: 14px; width: 20px; text-align: center; flex-shrink: 0; }
.gn-sidebar.collapsed .gn-sb-nav a { padding: 8px; justify-content: center; }
.gn-sidebar.collapsed .gn-sb-label { display: none; }
.gn-sb-footer { padding: 10px; border-top: 1px solid rgba(255,255,255,.1); flex-shrink: 0; }
.gn-sb-logout {
  display: block; width: 100%; padding: 5px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px; color: #aaa;
  text-align: center; text-decoration: none; font-size: 11px; transition: all .2s;
}
.gn-sb-logout:hover { background: #dc2626; border-color: #dc2626; color: #fff; text-decoration: none; }

/* === ヘッダー === */
.gn-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 16px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
  color: #fff; flex-shrink: 0;
  font-family: 'Segoe UI', 'Hiragino Sans', 'Meiryo', sans-serif;
}
.gn-header h1 { font-size: 16px; font-weight: 700; margin: 0; color: #fff; }
.gn-header h1 span { opacity: .85; font-weight: 700; font-size: 16px; }
.gn-header-actions { display: flex; gap: 6px; }

/* === レスポンシブ === */
@media (max-width: 768px) {
  .gn-sidebar { display: none !important; }
}

/* gn-content 内に旧 .rsu-page を配置するときの調整 */
.gn-content .rsu-page { max-width: 1480px; margin: 0 auto; padding: 16px 20px; }