/* 宠物诊所管理系统 — 全局样式（美化版） */

:root {
  /* 布局 */
  --sidebar-width: 250px;
  --sidebar-collapsed-width: 0px;

  /* 主色：医疗蓝绿 */
  --primary-color: #0ea5a4;          /* teal-500 主色 */
  --primary-600: #0c8f8e;
  --primary-700: #0a7776;
  --primary-50: #ecfdfb;
  --primary-100: #cffaf8;
  --accent-color: #2563eb;           /* 蓝-600 辅助 */
  --accent-50: #eff6ff;

  /* 侧边栏（深色渐变） */
  --sidebar-bg: #0f2a32;
  --sidebar-bg-2: #14424d;
  --sidebar-text: #a8c5cb;
  --sidebar-active: #ffffff;
  --sidebar-divider: rgba(255, 255, 255, 0.08);

  /* 中性面 */
  --body-bg: #f4f7f9;
  --content-bg: #ffffff;
  --border-color: #e3e9ee;
  --text-strong: #1f2937;
  --text-muted: #6b7c8a;
  --shadow-sm: 0 1px 2px rgba(16, 42, 50, 0.06);
  --shadow-md: 0 4px 14px rgba(16, 42, 50, 0.08);
  --shadow-lg: 0 10px 30px rgba(16, 42, 50, 0.12);
  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --transition: 0.18s ease;
}

/* ─── 基础 ───────────────────────────────────────────── */
* { box-sizing: border-box; }

body {
  background: var(--body-bg);
  color: var(--text-strong);
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, sans-serif;
  margin: 0;
}

a { color: var(--primary-600); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-700); }

/* ─── 布局 ───────────────────────────────────────────── */
#wrapper {
  display: flex;
  min-height: 100vh;
}

/* 侧边栏 */
#sidebar-wrapper {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, var(--sidebar-bg-2) 0%, var(--sidebar-bg) 100%);
  box-shadow: 2px 0 14px rgba(0, 0, 0, 0.12);
  transition: margin-left 0.3s ease;
  flex-shrink: 0;
  z-index: 1030;
  position: relative;
  display: flex;
  flex-direction: column;
}

#sidebar-wrapper.collapsed {
  margin-left: calc(-1 * var(--sidebar-width));
}

/* 内容区 */
#page-content-wrapper {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--body-bg);
}

/* ─── 侧边栏内容 ─────────────────────────────────────── */
.sidebar-header {
  padding: 1.1rem 1.1rem 1.1rem 1.25rem;
  border-bottom: 1px solid var(--sidebar-divider);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.65rem;
}

.sidebar-logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(20, 184, 166, 0.35);
}

.sidebar-header h4 {
  color: #fff;
  font-size: 1.05rem;
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.2px;
  line-height: 1.2;
}

.sidebar-header .subtitle {
  color: var(--primary-100);
  font-size: 0.72rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.7;
  margin-top: 2px;
}

#sidebar-wrapper .nav {
  padding: 0.6rem 0.5rem;
  gap: 0.15rem;
}

#sidebar-wrapper .nav-item { width: 100%; }

#sidebar-wrapper .nav-link {
  color: var(--sidebar-text);
  padding: 0.62rem 0.9rem;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 500;
}

#sidebar-wrapper .nav-link:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.07);
  transform: translateX(2px);
}

#sidebar-wrapper .nav-link.active {
  color: #fff;
  background: linear-gradient(90deg, rgba(14, 165, 164, 0.28), rgba(14, 165, 164, 0.06));
  border-left-color: var(--primary-color);
  font-weight: 600;
}

#sidebar-wrapper .nav-link i {
  margin-right: 0;
  width: 1.25rem;
  text-align: center;
  font-size: 1.02rem;
  opacity: 0.85;
}

#sidebar-wrapper .nav-link.active i { opacity: 1; color: var(--primary-color); }

/* ─── Top Bar ─────────────────────────────────────────── */
.top-bar {
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--border-color);
  background: linear-gradient(180deg, #ffffff 0%, #fbfcfd 100%);
  box-shadow: var(--shadow-sm);
  min-height: 56px;
}

.topbar-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}

.menu-toggle {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-strong);
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.menu-toggle:hover {
  background: var(--primary-50);
  color: var(--primary-700);
  border-color: var(--primary-color);
  transform: translateY(-1px);
}

.menu-toggle i { font-size: 1.15rem; }

.top-bar .user-info {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 2px 6px rgba(14, 165, 164, 0.35);
}

.user-name {
  font-weight: 600;
  color: var(--text-strong);
}

.logout-btn {
  background: transparent;
  border: 1px solid #f1c4c4;
  color: #c0392b;
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.7rem;
  font-weight: 500;
  transition: all var(--transition);
}

.logout-btn:hover {
  background: #c0392b;
  border-color: #c0392b;
  color: #fff;
  transform: translateY(-1px);
}

/* ─── 主内容区 ─────────────────────────────────────────── */
.main-content {
  padding: 1.5rem;
  width: 100%;
  flex: 1;
}

/* ─── 页面头部 .page-header ──────────────────────────── */
.page-header {
  margin-bottom: 1.5rem;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #ffffff 0%, var(--primary-50) 100%);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.page-header:not(.d-flex) {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-header h2 {
  font-size: 1.3rem;
  margin: 0;
  font-weight: 700;
  color: var(--text-strong);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.page-header h2 i {
  color: var(--primary-color);
  font-size: 1.45rem;
  background: var(--primary-50);
  width: 2.2rem;
  height: 2.2rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ─── 卡片 .card ─────────────────────────────────────── */
.card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  background: var(--content-bg);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  background: #fbfcfd;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  padding: 0.75rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-header i { color: var(--primary-color); }

.card-body { padding: 1.1rem; }

/* 统计卡片 hover 上浮 */
.card.border-primary, .card.border-success, .card.border-info, .card.border-warning {
  transition: transform var(--transition), box-shadow var(--transition);
}
.card.border-primary:hover, .card.border-success:hover,
.card.border-info:hover, .card.border-warning:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* ─── 表格 .table ─────────────────────────────────────── */
.table-responsive {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--content-bg);
}

.table {
  margin-bottom: 0;
  --bs-table-bg: transparent;
}

.table thead th,
.table .table-light th {
  background: linear-gradient(180deg, #f7fafb 0%, #eef3f6 100%) !important;
  color: var(--text-strong);
  font-weight: 600;
  font-size: 0.83rem;
  letter-spacing: 0.3px;
  text-transform: none;
  border-bottom: 2px solid var(--primary-100);
  padding: 0.7rem 1rem;
  white-space: nowrap;
}

.table tbody td {
  padding: 0.7rem 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-strong);
}

.table tbody tr:last-child td { border-bottom: 0; }

.table-hover tbody tr {
  transition: background-color var(--transition);
}

.table-hover tbody tr:hover {
  --bs-table-hover-bg: var(--primary-50);
  background-color: var(--primary-50) !important;
}

.table a { color: var(--primary-600); font-weight: 500; }
.table a:hover { color: var(--primary-700); }

/* ─── 徽章 .badge ─────────────────────────────────────── */
.badge {
  padding: 0.35em 0.7em;
  font-weight: 500;
  border-radius: 0.45rem;
  font-size: 0.72em;
  letter-spacing: 0.2px;
}

.badge.bg-secondary { background-color: #8a9aa6 !important; }
.badge.bg-primary   { background-color: var(--primary-color) !important; }
.badge.bg-success   { background-color: #2fb474 !important; }
.badge.bg-info      { background-color: #38bdf8 !important; }
.badge.bg-warning   { background-color: #f6b73c !important; color: #6a4a05 !important; }
.badge.bg-danger    { background-color: #e8635a !important; }

/* ─── 按钮 .btn ──────────────────────────────────────── */
.btn { border-radius: var(--radius-sm); transition: all var(--transition); font-weight: 500; }

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-600));
  border: none;
  box-shadow: 0 2px 6px rgba(14, 165, 164, 0.28);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(14, 165, 164, 0.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--primary-color);
}
.btn-outline-primary:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  transform: translateY(-1px);
}

.btn-outline-secondary { color: var(--text-muted); border-color: var(--border-color); }
.btn-outline-secondary:hover {
  background: var(--primary-50);
  color: var(--primary-700);
  border-color: var(--primary-color);
}

.btn-danger {
  background: linear-gradient(135deg, #e8635a, #d04543);
  border: none;
}
.btn-danger:hover { transform: translateY(-1px); box-shadow: 0 6px 14px rgba(224, 99, 90, 0.35); }

.btn-sm { padding: 0.28rem 0.6rem; font-size: 0.8rem; }

/* ─── 表单 .form-control / .form-select ───────────────── */
.form-control, .form-select {
  border-radius: var(--radius-sm);
  border-color: var(--border-color);
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(14, 165, 164, 0.18);
}

.form-label { font-weight: 500; font-size: 0.85rem; color: var(--text-strong); margin-bottom: 0.35rem; }

.input-group .btn-outline-secondary {
  border-color: var(--border-color);
}
.input-group .form-control:focus { z-index: 2; }

/* ─── 模态框 .modal ──────────────────────────────────── */
.modal-content {
  border: none;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-header {
  background: linear-gradient(135deg, #ffffff, var(--primary-50));
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.25rem;
}

.modal-title { font-weight: 700; color: var(--text-strong); }

.modal-body { padding: 1.25rem; }

.modal-footer {
  background: #fbfcfd;
  border-top: 1px solid var(--border-color);
  padding: 0.85rem 1.25rem;
}

/* ─── 分页 .pagination ───────────────────────────────── */
.pagination { gap: 0.25rem; }

.pagination .page-item .page-link {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm) !important;
  color: var(--text-muted);
  min-width: 36px;
  text-align: center;
  transition: all var(--transition);
  margin: 0;
}

.pagination .page-item .page-link:hover {
  background: var(--primary-50);
  color: var(--primary-700);
  border-color: var(--primary-color);
}

.pagination .page-item.active .page-link {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-600));
  border-color: var(--primary-color);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(14, 165, 164, 0.3);
}

.pagination .page-item.disabled .page-link {
  color: #c4d0d6;
  background: #f4f7f9;
}

/* ─── 登录页 ─────────────────────────────────────────── */
body.login-page {
  background: linear-gradient(135deg, #0f2a32 0%, #14424d 45%, #0ea5a4 100%);
  min-height: 100vh;
}

body.login-page #wrapper {
  display: block;
  min-height: 100vh;
}
body.login-page #sidebar-wrapper { display: none; }
body.login-page #page-content-wrapper {
  background: transparent;
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
}
body.login-page .top-bar { display: none !important; }
body.login-page .main-content {
  max-width: none;
  padding: 0;
  width: 100%;
  flex: none;
}

/* 左右两栏布局 */
.login-wrapper {
  display: flex;
  width: 100%;
  min-height: 100vh;
}
.login-carousel-wrap {
  flex: 1.4;
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}
.login-form-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(15, 42, 50, 0.55);
  backdrop-filter: blur(8px);
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: #fff;
  border-radius: 1rem;
  padding: 2.4rem 2rem 2rem;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.45);
  text-align: center;
}
.login-logo {
  width: 64px;
  height: 64px;
  margin-bottom: 0.6rem;
}
.login-card h3 {
  font-weight: 700;
  color: var(--primary-700);
  font-size: 1.3rem;
  margin: 0 0 0.25rem;
}
.login-subtitle {
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 1px;
  margin-bottom: 1.6rem;
}
.login-card .form-control {
  padding: 0.6rem 0.75rem;
}
.login-card .btn-primary {
  padding: 0.7rem 1rem;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-top: 0.5rem;
}
.login-card .alert-danger {
  border-radius: var(--radius-sm);
  border: none;
  background: #fdecec;
  color: #c0392b;
  text-align: left;
}

/* 轮播图样式 */
.login-carousel-wrap .carousel,
.login-carousel-wrap .carousel-inner,
.login-carousel-wrap .carousel-item {
  height: 100%;
  min-height: 100vh;
}
.login-carousel-wrap .carousel-caption {
  bottom: 12%;
  left: 8%;
  right: 8%;
  text-align: left;
  z-index: 2;
}
.login-carousel-wrap .carousel-caption h3 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
  margin-bottom: 0.5rem;
}
.login-carousel-wrap .carousel-caption p {
  font-size: 1rem;
  color: rgba(255,255,255,0.92);
  text-shadow: 0 1px 6px rgba(0,0,0,0.5);
  margin: 0;
}
.login-carousel-wrap .carousel-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}
.login-carousel-wrap .carousel-control-prev,
.login-carousel-wrap .carousel-control-next {
  width: 8%;
  opacity: 0.6;
  z-index: 3;
}
.login-carousel-wrap .carousel-control-prev:hover,
.login-carousel-wrap .carousel-control-next:hover {
  opacity: 0.9;
}

/* 移动端：隐藏轮播，表单全屏 */
@media (max-width: 768px) {
  .login-carousel-wrap { display: none; }
  .login-form-wrap {
    flex: 1;
    background: rgba(15, 42, 50, 0.7);
  }
}

/* ─── 空状态 / spinner ───────────────────────────────── */
.text-muted { color: var(--text-muted) !important; }

.spinner-border {
  width: 1.6rem;
  height: 1.6rem;
  border-width: 0.18em;
  color: var(--primary-color);
}

/* ─── Toast 容器位置确认 ─────────────────────────────── */
#toast-container {
  z-index: 1080;
}
#toast-container .toast {
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  min-width: 280px;
}

/* ─── Alert ──────────────────────────────────────────── */
.alert { border-radius: var(--radius); border: none; }
.alert-danger { background: #fdecec; color: #b03a2e; }

/* ─── 响应式 ─────────────────────────────────────────── */
@media (max-width: 992px) {
  .main-content { padding: 1rem; }
}

@media (max-width: 768px) {
  #sidebar-wrapper {
    margin-left: calc(-1 * var(--sidebar-width));
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
  }
  #sidebar-wrapper.show {
    margin-left: 0;
  }
  .main-content { padding: 0.85rem; }
  .page-header { padding: 0.7rem 0.85rem; }
  .page-header h2 { font-size: 1.1rem; }
  .topbar-title { display: none !important; }
  .user-name { display: none; }
  /* 抽屉式遮罩 */
  #sidebar-wrapper.show::after {
    content: "";
    position: fixed;
    inset: 0 0 0 var(--sidebar-width);
    background: rgba(0, 0, 0, 0.35);
    z-index: -1;
  }
}

@media (max-width: 576px) {
  .page-header { flex-wrap: wrap; gap: 0.5rem; }
  .card-body { padding: 0.85rem; }
}

/* ─── 滚动条美化 ─────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cdd8de; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-color); }

/* ─── 图片查看器 ─────────────────────────────────────── */
.cursor-pointer { cursor: pointer; }
#lightboxImage { transition: opacity 0.15s; }
#imageGallery img:hover { opacity: 0.85; }

/* ─── 树形多选下拉 TreeSelect ───────────────────────── */
.tree-select { position: relative; width: 100%; }
.tree-select-box {
  min-height: 38px; width: 100%; padding: 4px 30px 4px 8px;
  border: 1px solid var(--border-color); border-radius: var(--radius-sm);
  background: #fff; cursor: pointer; display: flex; flex-wrap: wrap;
  gap: 4px; align-items: center; position: relative; transition: border-color var(--transition);
}
.tree-select-box:hover { border-color: var(--primary-color); }
.tree-select-box:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 .2rem rgba(14,165,164,.18); }
.tree-select-box.open { border-color: var(--primary-color); }
.tree-select-chips { display: flex; flex-wrap: wrap; gap: 4px; flex: 1; align-items: center; min-width: 0; }
.tree-select-placeholder { color: var(--text-muted); font-size: .9rem; }
.tree-select-caret { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; transition: transform var(--transition); }
.tree-select-box.open .tree-select-caret { transform: translateY(-50%) rotate(180deg); }

.tree-select-chip {
  display: inline-flex; align-items: center; gap: 2px;
  background: var(--primary-50); border: 1px solid var(--primary-100); color: var(--primary-700);
  border-radius: 4px; padding: 1px 2px 1px 8px; font-size: .82rem; line-height: 1.4; max-width: 100%;
}
.tree-select-chip.default { background: #fff3cd; border-color: #ffe69c; color: #997404; }
.tree-select-chip .chip-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 160px; }
.tree-select-chip .chip-default-btn { cursor: pointer; opacity: .55; padding: 0 3px; font-size: .75rem; }
.tree-select-chip .chip-default-btn:hover { opacity: 1; }
.tree-select-chip.default .chip-default-btn { opacity: 1; }
.tree-select-chip .chip-remove { cursor: pointer; padding: 0 5px; font-weight: 700; opacity: .5; border-radius: 3px; }
.tree-select-chip .chip-remove:hover { opacity: 1; background: rgba(0,0,0,.08); }

.tree-select-dropdown {
  position: absolute; top: calc(100% + 2px); left: 0; width: 100%; min-width: 280px;
  max-height: 320px; overflow-y: auto; background: #fff; border: 1px solid var(--border-color);
  border-radius: var(--radius-sm); z-index: 1080; padding: 4px 0; display: none;
  box-shadow: var(--shadow-lg);
}
.tree-select-dropdown.open { display: block; }
.tree-node { display: flex; align-items: center; padding: 3px 8px; cursor: default; white-space: nowrap; }
.tree-node:hover { background: var(--primary-50); }
.tree-node-row { display: flex; align-items: center; width: 100%; }
.tree-toggle { cursor: pointer; width: 18px; flex-shrink: 0; text-align: center; color: var(--text-muted); user-select: none; font-size: .8rem; }
.tree-toggle.empty { visibility: hidden; }
.tree-node-checkbox { margin: 0 6px 0 0; cursor: pointer; accent-color: var(--primary-color); flex-shrink: 0; }
.tree-node-label { cursor: pointer; user-select: none; font-size: .88rem; }
.tree-node.inactive .tree-node-label { color: var(--text-muted); }
.tree-children { margin-left: 14px; overflow: hidden; }
.tree-select-empty { padding: 12px; text-align: center; color: var(--text-muted); font-size: .85rem; }