/* style.css - 深蓝中式设计系统
 * 色调：深夜蓝主背景，铂银蓝强调，端庄稳重
 * 中式元素：细线分隔、左上装饰短竖线、纯中文文案
 */

:root {
  /* 色彩系统 */
  --bg-primary: #0F1B2D;
  --bg-secondary: #1A2A42;
  --bg-tertiary: #243753;
  --border: #2E4057;
  --border-soft: #1F3047;
  --text-primary: #E8EEF4;
  --text-secondary: #8FA3BD;
  --text-muted: #5A6F8A;
  --accent: #7BA7CC;
  --accent-soft: #A8C4E0;
  --accent-dim: rgba(123, 167, 204, 0.15);
  --danger: #C97B7B;
  --success: #7BA87C;
  --warning: #CCB97B;

  /* 字体 */
  --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* 间距 */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  /* 圆角（端庄：低圆角） */
  --radius: 2px;
  --radius-lg: 4px;

  /* 阴影 */
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.25);
  --shadow-drawer: -8px 0 32px rgba(0, 0, 0, 0.45);
  --shadow-modal: 0 8px 40px rgba(0, 0, 0, 0.5);

  /* 渐变（中式细线） */
  --gradient-line: linear-gradient(90deg, #7BA7CC 0%, transparent 100%);
  --gradient-line-v: linear-gradient(180deg, #7BA7CC 0%, transparent 100%);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-soft); }

/* 滚动条 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* === 中式装饰元素 === */
.deco-line {
  height: 1px;
  background: var(--gradient-line);
  margin: 12px 0;
}

/* === 登录页 === */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at top, rgba(123, 167, 204, 0.08) 0%, transparent 60%),
    var(--bg-primary);
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-secondary);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 40px 32px 32px;
  position: relative;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}
.login-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 24px;
  background: var(--accent);
}
.login-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 4px;
  margin-bottom: 4px;
}
.login-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 6px;
  margin-bottom: 32px;
}
.login-subtitle::after {
  content: '';
  display: block;
  height: 1px;
  background: var(--gradient-line);
  margin-top: 12px;
}

/* === 表单字段（无边框，仅底部细线） === */
.field { margin-bottom: 24px; }
.field-label {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.field-input,
.field-textarea,
.field-select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
  border-radius: 0;
}
.field-input:focus,
.field-textarea:focus,
.field-select:focus { border-bottom-color: var(--accent); }
.field-input::placeholder,
.field-textarea::placeholder { color: var(--text-muted); }
.field-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.6;
}
.field-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 1px;
}

/* === 按钮（无圆角或 2px） === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 20px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 2px;
  transition: all 0.15s;
  white-space: nowrap;
  font-family: inherit;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-primary);
  font-weight: 500;
}
.btn-primary:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  color: var(--bg-primary);
}
.btn-ghost { background: transparent; border-color: var(--border); }
.btn-danger { color: var(--danger); border-color: rgba(201, 123, 123, 0.4); }
.btn-danger:hover {
  background: rgba(201, 123, 123, 0.1);
  border-color: var(--danger);
  color: var(--danger);
}
.btn-sm { padding: 4px 12px; font-size: 12px; letter-spacing: 1px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* === 应用框架 === */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 200px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.sidebar-brand {
  padding: 20px 24px 20px 28px;
  border-bottom: 1px solid var(--border-soft);
  position: relative;
}
.sidebar-brand::before {
  content: '';
  position: absolute;
  top: 24px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.brand-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--text-primary);
}
.brand-sub {
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 2px;
  margin-top: 2px;
}
.nav { flex: 1; margin-top: 16px; }
.nav-section {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 2px;
  padding: 12px 24px 4px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 24px;
  color: var(--text-secondary);
  font-size: 13px;
  letter-spacing: 2px;
  border-left: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
  background: transparent;
  border-top: none;
  border-right: none;
  border-bottom: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover {
  color: var(--accent);
  background: rgba(123, 167, 204, 0.05);
}
.nav-item.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: rgba(123, 167, 204, 0.08);
}
.nav-icon { width: 16px; text-align: center; opacity: 0.7; }
.sidebar-footer {
  padding: 12px 24px;
  border-top: 1px solid var(--border-soft);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 56px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 32px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 3px;
  flex: 1;
  position: relative;
  padding-left: 12px;
}
.topbar-title::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 16px;
  background: var(--accent);
}
.topbar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
  position: relative;
}
.user-menu-trigger {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 4px 12px;
  cursor: pointer;
  border-radius: var(--radius);
  font-size: 12px;
}
.user-menu-trigger:hover { border-color: var(--accent); color: var(--accent); }
.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 120px;
  box-shadow: var(--shadow-card);
  z-index: 30;
  display: none;
}
.user-dropdown.open { display: block; }
.user-dropdown-item {
  display: block;
  width: 100%;
  padding: 8px 16px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 12px;
  text-align: left;
  cursor: pointer;
  letter-spacing: 1px;
}
.user-dropdown-item:hover { background: rgba(123, 167, 204, 0.08); color: var(--accent); }
.content { padding: 24px 32px; flex: 1; }

/* === 卡片 === */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  position: relative;
  margin-bottom: 16px;
}
.card::before {
  content: '';
  position: absolute;
  top: 18px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-soft);
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--text-primary);
}
.card-body { padding-top: 4px; }

/* === 工具栏 === */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.toolbar-left { flex: 1; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.toolbar-right { display: flex; gap: 8px; }
.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 12px;
  min-width: 240px;
}
.search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  flex: 1;
  font-size: 13px;
}
.search-box-icon { color: var(--text-secondary); margin-right: 8px; }
.filter-select {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 12px;
  color: var(--text-primary);
  font-size: 13px;
  cursor: pointer;
  outline: none;
}
.filter-select option { background: var(--bg-secondary); }

/* === 表格 === */
.table-wrap { overflow-x: auto; }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.table th {
  text-align: left;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 2px;
  font-size: 12px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-tertiary);
  white-space: nowrap;
}
.table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-primary);
  vertical-align: middle;
}
.table tr:hover td { background: rgba(123, 167, 204, 0.04); }
.table tr:last-child td { border-bottom: none; }
.cell-slug {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
}
.cell-status {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  border-radius: var(--radius);
  letter-spacing: 1px;
}
.status-published { color: var(--success); background: rgba(123, 168, 124, 0.12); }
.status-draft { color: var(--warning); background: rgba(204, 185, 123, 0.12); }
.status-archived { color: var(--text-muted); background: rgba(90, 111, 138, 0.12); }
.row-actions { display: flex; gap: 6px; flex-wrap: nowrap; }
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

/* === 抽屉 === */
.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.drawer-mask.open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed;
  top: 0; right: 0;
  width: 480px;
  max-width: 100vw;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--accent);
  z-index: 51;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-drawer);
}
.drawer.open { transform: translateX(0); }
.drawer-header {
  padding: 20px 24px 20px 28px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}
.drawer-header::before {
  content: '';
  position: absolute;
  top: 22px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.drawer-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 3px;
}
.drawer-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  padding: 0;
}
.drawer-close:hover { color: var(--accent); }
.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}
.drawer-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* === 编辑器 === */
.editor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  min-height: 60vh;
}
.editor-pane {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.editor-pane-header {
  padding: 8px 12px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 2px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.editor-textarea {
  flex: 1;
  background: var(--bg-primary);
  border: none;
  outline: none;
  color: var(--text-primary);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  resize: none;
  min-height: 400px;
}
.editor-iframe {
  flex: 1;
  border: none;
  background: #fff;
  width: 100%;
  min-height: 400px;
}
.publish-bar {
  margin-top: 16px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  position: relative;
}
.publish-bar::before {
  content: '';
  position: absolute;
  top: 14px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.publish-bar input {
  flex: 1;
  min-width: 200px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  color: var(--text-primary);
  outline: none;
  font-size: 13px;
}
.publish-bar input:focus { border-bottom-color: var(--accent); }
.publish-bar input::placeholder { color: var(--text-muted); }

/* === 数字卡 === */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 18px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--gradient-line);
  opacity: 0.5;
}
.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 3px;
  margin-bottom: 8px;
}
.stat-value {
  font-size: 30px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 2px;
  font-feature-settings: "tnum";
  line-height: 1.2;
}
.stat-trend {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 1px;
}

/* === 图表 === */
.chart-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.chart-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.chart-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  position: relative;
}
.chart-card::before {
  content: '';
  position: absolute;
  top: 18px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.chart-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.chart-card-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--text-primary);
}
.chart-container {
  width: 100%;
  height: 320px;
}
.chart-container.tall { height: 380px; }
.chart-container.short { height: 240px; }

/* 国外列表 */
.geo-list {
  list-style: none;
  margin-top: 12px;
}
.geo-list li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 12px;
  border-bottom: 1px dashed var(--border-soft);
}
.geo-list li:last-child { border-bottom: none; }
.geo-list .name { color: var(--text-primary); }
.geo-list .value { color: var(--accent); font-family: var(--font-mono); }

/* === 模态（API Key 明文展示） === */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-mask.open { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 28px 32px;
  width: 520px;
  max-width: 90vw;
  position: relative;
  box-shadow: var(--shadow-modal);
}
.modal::before {
  content: '';
  position: absolute;
  top: 22px; left: 0;
  width: 4px; height: 16px;
  background: var(--accent);
}
.modal-title {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 3px;
  margin-bottom: 12px;
  padding-left: 12px;
}
.modal-warn {
  font-size: 12px;
  color: var(--warning);
  margin-bottom: 16px;
  padding: 8px 12px;
  background: rgba(204, 185, 123, 0.08);
  border-left: 2px solid var(--warning);
  letter-spacing: 1px;
}
.modal-body { margin-bottom: 20px; }
.plaintext-box {
  background: var(--bg-primary);
  border: 1px dashed var(--accent);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-soft);
  word-break: break-all;
  user-select: all;
  border-radius: var(--radius);
  line-height: 1.6;
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* === 空状态（淡墨山水） === */
.empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}
.empty-svg { display: block; margin: 0 auto 16px; }
.empty-text {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--text-muted);
}

/* === 提示 toast === */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  font-size: 13px;
  color: var(--text-primary);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  z-index: 200;
  transform: translateX(120%);
  transition: transform 0.25s;
  max-width: 360px;
  letter-spacing: 1px;
}
.toast.show { transform: translateX(0); }
.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--success); }

/* === 标签 === */
.tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius);
  margin-right: 4px;
  letter-spacing: 1px;
}
.tag.enabled { color: var(--success); border-color: rgba(123, 168, 124, 0.4); }
.tag.disabled { color: var(--text-muted); }

/* === 版本列表 === */
.version-item {
  padding: 14px 16px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: all 0.15s;
}
.version-item:hover {
  border-color: var(--accent);
  background: rgba(123, 167, 204, 0.04);
}
.version-info { flex: 1; min-width: 0; }
.version-no {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: 1px;
}
.version-meta {
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}
.version-note {
  font-size: 12px;
  color: var(--text-primary);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* === 加载 === */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  color: var(--text-secondary);
  font-size: 12px;
  letter-spacing: 3px;
}

/* === 工具类 === */
.flex { display: flex; }
.flex-1 { flex: 1; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 12px; }
.text-mono { font-family: var(--font-mono); }
.text-accent { color: var(--accent); }
.hidden { display: none !important; }

/* === 响应式 === */
@media (max-width: 1024px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .chart-grid { grid-template-columns: 1fr; }
  .chart-grid-3 { grid-template-columns: 1fr; }
  .editor-grid { grid-template-columns: 1fr; }
  .content { padding: 20px; }
  .topbar { padding: 0 20px; }
}
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    z-index: 30;
    transform: translateX(-100%);
    transition: transform 0.2s;
  }
  .sidebar.open { transform: translateX(0); }
  .content { padding: 16px; }
  .topbar { padding: 0 16px; }
  /* 表格转卡片 */
  .table-resp thead { display: none; }
  .table-resp,
  .table-resp tbody,
  .table-resp tr,
  .table-resp td { display: block; width: 100%; }
  .table-resp tr {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    padding: 8px 12px;
  }
  .table-resp td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-soft);
    text-align: right;
  }
  .table-resp td:last-child { border-bottom: none; }
  .table-resp td::before {
    content: attr(data-label);
    color: var(--text-secondary);
    font-size: 11px;
    letter-spacing: 1px;
    margin-right: 12px;
  }
  .drawer { width: 100vw; }
  .stat-value { font-size: 24px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .stat-card { padding: 16px; }
  .topbar-title { font-size: 13px; letter-spacing: 2px; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .login-card { padding: 32px 20px 24px; }
  .content { padding: 12px; }
}