/* =====================================================================
   Essanty 內部管理系統 — 共用樣式（簡潔白底 + 深靛藍商務風）
   ===================================================================== */
:root {
  --indigo: #0070b0;
  --indigo-dark: #005a8e;
  --indigo-soft: #e6f3fa;
  --ink: #1e293b;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #f1f5f9;
  --card: #ffffff;
  --ok: #16a34a;
  --warn: #d97706;
  --danger: #dc2626;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08), 0 8px 24px rgba(15, 23, 42, 0.05);
  --sidebar-w: 232px;
  --topbar-h: 60px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", "Microsoft JhengHei", "PingFang TC", system-ui,
    sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* ---------- 頂部導覽列 ---------- */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-h);
  background: var(--card);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 20px;
  z-index: 30;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--indigo), #6366f1);
  color: #fff;
  font-weight: 800;
  display: grid;
  place-items: center;
  font-size: 16px;
}
.brand-name {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.5px;
}

.topbar-title {
  font-size: 15px;
  color: var(--muted);
  font-weight: 600;
  border-left: 1px solid var(--line);
  padding-left: 16px;
}

.topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 9px;
}
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--indigo-soft);
  color: var(--indigo-dark);
  font-weight: 700;
  display: grid;
  place-items: center;
  font-size: 14px;
}
.user-email {
  font-size: 13px;
  color: var(--muted);
}

.logout-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 7px 13px;
  border-radius: 9px;
  font-size: 13px;
  cursor: pointer;
  font-weight: 600;
  transition: 0.15s;
}
.logout-btn:hover {
  border-color: var(--indigo);
  color: var(--indigo);
}
.logout-btn svg {
  width: 16px;
  height: 16px;
}

.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ink);
  display: none;
  padding: 4px;
}
.icon-btn svg {
  width: 22px;
  height: 22px;
}

/* ---------- 側邊欄 ---------- */
.sidebar {
  position: fixed;
  top: var(--topbar-h);
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--card);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 16px 12px;
  z-index: 20;
}
.nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 13px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  transition: 0.15s;
}
.nav-item svg {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
}
.nav-item:hover {
  background: var(--bg);
  color: var(--ink);
}
.nav-item.active {
  background: var(--indigo-soft);
  color: var(--indigo-dark);
}
.sidebar-foot {
  font-size: 11px;
  color: #94a3b8;
  text-align: center;
  padding-top: 12px;
}

/* ---------- 主內容區 ---------- */
.main {
  margin-left: var(--sidebar-w);
  margin-top: var(--topbar-h);
  padding: 28px;
  min-height: calc(100vh - var(--topbar-h));
}
.page-head {
  margin-bottom: 22px;
}
.page-head h1 {
  margin: 0 0 4px;
  font-size: 24px;
}
.page-head p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}

.grid {
  display: grid;
  gap: 18px;
}
.grid.cols-3 {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.grid.cols-4 {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

/* 功能入口卡 */
.entry-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  transition: 0.18s;
}
.entry-card:hover {
  transform: translateY(-3px);
  border-color: var(--indigo);
  box-shadow: 0 10px 30px rgba(79, 70, 229, 0.15);
}
.entry-ic {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--indigo-soft);
  color: var(--indigo-dark);
  display: grid;
  place-items: center;
}
.entry-ic svg {
  width: 24px;
  height: 24px;
}
.entry-card h3 {
  margin: 0;
  font-size: 16px;
}
.entry-card span {
  font-size: 13px;
  color: var(--muted);
}

/* 統計小卡 */
.stat .label {
  font-size: 13px;
  color: var(--muted);
}
.stat .value {
  font-size: 28px;
  font-weight: 800;
  margin-top: 4px;
}

/* ---------- 遮罩（行動裝置） ---------- */
.backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  z-index: 15;
}
.backdrop.show {
  display: block;
}

/* ---------- 表格 ---------- */
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.data th,
table.data td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
table.data th {
  color: var(--muted);
  font-weight: 600;
  background: #f8fafc;
}
table.data tr:hover td {
  background: #fafbff;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge.ok {
  background: #dcfce7;
  color: var(--ok);
}
.badge.warn {
  background: #fef3c7;
  color: var(--warn);
}
.badge.danger {
  background: #fee2e2;
  color: var(--danger);
}

.empty,
.loading {
  text-align: center;
  color: var(--muted);
  padding: 40px;
  font-size: 14px;
}

/* 使用者資訊（含角色） */
.user-meta {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.user-role {
  font-size: 11px;
  color: var(--indigo);
  font-weight: 600;
}

/* ---------- 列表頁工具列 ---------- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.search {
  flex: 1;
  max-width: 320px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 9px;
  font-size: 14px;
  outline: none;
}
.search:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px var(--indigo-soft);
}
.readonly-tag {
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
  background: var(--bg);
  padding: 5px 11px;
  border-radius: 999px;
}
.btn-primary {
  margin-left: auto;
  background: var(--indigo);
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.15s;
}
.btn-primary:hover {
  background: var(--indigo-dark);
}
.btn-primary:disabled {
  opacity: 0.65;
}
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 9px 16px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-del {
  background: none;
  border: 1px solid var(--line);
  color: var(--danger);
  padding: 5px 11px;
  border-radius: 8px;
  font-size: 12px;
  cursor: pointer;
  font-weight: 600;
}
.btn-del:hover {
  background: #fee2e2;
  border-color: var(--danger);
}
.table-wrap {
  overflow-x: auto;
}

/* ---------- 新增 modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: grid;
  place-items: center;
  z-index: 50;
  padding: 20px;
}
.modal {
  background: #fff;
  border-radius: 16px;
  padding: 26px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.25);
  max-height: 90vh;
  overflow-y: auto;
}
.modal h3 {
  margin: 0 0 18px;
  font-size: 18px;
}
.modal .field {
  margin-bottom: 14px;
}
.modal .field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 5px;
}
.modal .field input,
.modal .field select,
.modal .field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  font-size: 14px;
  outline: none;
  font-family: inherit;
}
.modal .field textarea {
  min-height: 80px;
  resize: vertical;
}
.modal .field input:focus,
.modal .field select:focus,
.modal .field textarea:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px var(--indigo-soft);
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 響應式 ---------- */
@media (max-width: 860px) {
  .icon-btn {
    display: block;
  }
  .user-email {
    display: none;
  }
  .topbar-title {
    display: none;
  }
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main {
    margin-left: 0;
    padding: 18px;
  }
}