/* ==========================================================================
   贵州省铜仁第一中学 · 现代化零门槛内容管理后台样式 (v3.0)
   设计原则：零门槛上手、高可用视觉、清爽卡片化、字体适中、操作反馈明确
   ========================================================================== */

:root {
  --primary: #8c2b22;
  --primary-hover: #a83a2e;
  --primary-light: #fbeee9;
  --primary-border: #f0c9c4;
  --gold: #c9a55c;
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --border: #e3e6eb;
  --text-main: #2d3748;
  --text-muted: #718096;
  --text-light: #a0aec0;
  --success: #38a169;
  --success-bg: #f0fff4;
  --warning: #dd6b20;
  --warning-bg: #fffaf0;
  --danger: #e53e3e;
  --danger-bg: #fff5f5;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.09);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-hover); }

/* 顶部导航条 */
.top_nav {
  background: #6e1f18;
  color: #fff;
  height: 60px;
  display: flex;
  align-items: center;
  padding: 0 28px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.12);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.5px;
}
.brand-badge {
  font-size: 11px;
  background: rgba(255,255,255,0.2);
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: normal;
}
.nav_links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 36px;
}
.nav_links a {
  color: #ebdcd5;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all .2s;
}
.nav_links a:hover, .nav_links a.on {
  background: rgba(255,255,255,0.18);
  color: #ffffff;
}
.nav_links a.btn-new-art {
  background: #c9a55c;
  color: #442a00;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.nav_links a.btn-new-art:hover {
  background: #dfb96c;
  color: #221400;
}
.user_box {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: #eedcd6;
}
.user_role {
  background: rgba(255,255,255,0.15);
  padding: 3px 9px;
  border-radius: 12px;
  font-size: 12px;
}
.user_act a {
  color: #eedcd6;
  padding: 4px 8px;
  border-radius: 4px;
}
.user_act a:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}

/* 主内容容器 */
.admin_wrap {
  max-width: 1280px;
  margin: 28px auto;
  padding: 0 24px 60px;
}

/* 提示通知条 */
.alert {
  padding: 12px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  box-shadow: var(--shadow-sm);
}
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid #c6f6d5; }
.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid #fed7d7; }
.alert-info { background: #ebf8ff; color: #2b6cb0; border: 1px solid #bee3f8; }

/* 卡片 */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 22px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s;
}
.card:hover {
  box-shadow: var(--shadow-md);
}
.card_hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.card_hd h2, .card_hd h3 {
  font-size: 16px;
  font-weight: 600;
  color: #1a202c;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 按钮规范 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 0;
  border-radius: var(--radius-sm);
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  background: var(--primary);
  color: #fff;
  transition: all .2s;
  text-decoration: none;
}
.btn:hover { background: var(--primary-hover); color: #fff; }
.btn-lg { padding: 12px 24px; font-size: 15px; font-weight: 600; border-radius: var(--radius-md); }
.btn-gold { background: #b88f3e; color: #fff; }
.btn-gold:hover { background: #cf9f46; color: #fff; }
.btn-outline {
  background: #fff;
  color: var(--primary);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  background: #fdf9f7;
  border-color: var(--primary-border);
  color: var(--primary);
}
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #c53030; }
.btn-sm { padding: 5px 11px; font-size: 12px; border-radius: 4px; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* 零门槛工作台 Dashboard 样式 */
.welcome_banner {
  background: linear-gradient(135deg, #7c221a 0%, #9e3226 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.welcome_title { font-size: 22px; font-weight: 600; margin-bottom: 6px; }
.welcome_desc { font-size: 14px; color: #f4dcd6; max-width: 680px; }

/* 工作台大功能卡片栅格 */
.portal_grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}
.portal_card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  transition: all .25s ease;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.portal_card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e0;
}
.portal_icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 14px;
}
.portal_card.c1 .portal_icon { background: #fbeee9; color: var(--primary); }
.portal_card.c2 .portal_icon { background: #e6fffa; color: #319795; }
.portal_card.c3 .portal_icon { background: #fffaf0; color: #dd6b20; }
.portal_card.c4 .portal_icon { background: #ebf8ff; color: #3182ce; }
.portal_name { font-size: 17px; font-weight: 600; color: #1a202c; margin-bottom: 6px; }
.portal_info { font-size: 13px; color: var(--text-muted); line-height: 1.5; margin-bottom: 16px; flex: 1; }
.portal_stat { font-size: 26px; font-weight: 700; color: var(--primary); }

/* 表单输入控件 */
.form_group {
  margin-bottom: 18px;
}
.form_group label {
  display: block;
  font-weight: 500;
  margin-bottom: 7px;
  color: #4a5568;
}
.form_control {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form_control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(140,43,34,0.12);
}
.title_input {
  font-size: 20px;
  font-weight: 600;
  padding: 12px 16px;
}

/* 富文本编辑器工具栏与正文 */
.editor_toolbar {
  background: #f7fafc;
  border: 1px solid var(--border);
  border-bottom: 0;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  padding: 8px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.ed_btn {
  background: #fff;
  border: 1px solid #d2d6dc;
  border-radius: 4px;
  padding: 5px 10px;
  font-size: 13px;
  cursor: pointer;
  color: #374151;
  transition: all .15s;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.ed_btn:hover {
  background: #f3f4f6;
  border-color: #9ca3af;
}
.ed_btn_primary {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary-border);
  font-weight: 500;
}
.editor_area {
  min-height: 480px;
  border: 1px solid var(--border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  padding: 22px;
  background: #fff;
  outline: none;
  font-size: 15px;
  line-height: 1.85;
  color: #2d3748;
}
.editor_area:focus {
  border-color: var(--primary);
}
.editor_area p { margin-bottom: 14px; text-indent: 2em; }
.editor_area img { max-width: 90%; margin: 12px auto; display: block; border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.editor_area h2 { font-size: 20px; margin: 20px 0 10px; color: #1a202c; text-indent: 0; }
.editor_area h3 { font-size: 17px; margin: 16px 0 8px; color: #2d3748; text-indent: 0; }

/* 底部操作固定条 */
.sticky_actions {
  position: sticky;
  bottom: 0;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  padding: 14px 24px;
  margin: 24px -24px -60px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.06);
  z-index: 100;
}

/* 状态药丸 Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}
.badge-draft { background: #edf2f7; color: #4a5568; }
.badge-pending { background: #feebc8; color: #c05621; }
.badge-approved { background: #bee3f8; color: #2b6cb0; }
.badge-published { background: #c6f6d5; color: #22543d; }
.badge-offline { background: #e2e8f0; color: #718096; }

/* 表格 */
.data_table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data_table th {
  text-align: left;
  padding: 12px 14px;
  background: #f7fafc;
  color: #4a5568;
  font-weight: 600;
  border-bottom: 2px solid var(--border);
}
.data_table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data_table tr:hover td {
  background: #fdfdfd;
}
.data_table td.title_cell {
  max-width: 480px;
  font-weight: 500;
}
.data_table td.title_cell a {
  color: #1a202c;
}
.data_table td.title_cell a:hover {
  color: var(--primary);
}

/* 分页 */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}
.pagination a, .pagination span {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: #4a5568;
}
.pagination .active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 登录界面极简大气 */
.login_container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f7f5f0 0%, #ece6dd 100%);
  padding: 24px;
}
.login_card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 440px;
  padding: 42px 36px;
  border: 1px solid #ebdcd0;
}
.login_header {
  text-align: center;
  margin-bottom: 28px;
}
.login_logo {
  height: 64px;
  margin: 0 auto 12px;
  display: block;
}
.login_title {
  font-size: 20px;
  font-weight: 700;
  color: #6e1f18;
  letter-spacing: 1px;
}
.login_sub {
  font-size: 13px;
  color: #7e6f64;
  margin-top: 4px;
}