/* =============================================================
   活码-关键词红包运营系统 - 全局样式
   Glassmorphism 现代企业级后台
   ============================================================= */

/* ---- 变量 ---- */
:root {
  --primary-1: #2C5BFF;
  --primary-2: #4A8BFF;
  --primary-3: #1E3FBF;
  --primary-gradient: linear-gradient(135deg, #2C5BFF 0%, #4A8BFF 100%);

  --bg-1: #F4F6FB;
  --bg-2: #FFFFFF;
  --bg-3: #E8ECF5;

  --text-1: #1A2236;
  --text-2: #5A6478;
  --text-3: #8A93A6;
  --text-white: #FFFFFF;

  --ok: #22C55E;
  --err: #EF4444;
  --warn: #F59E0B;
  --info: #2C5BFF;

  --shadow-soft: 0 4px 24px rgba(31, 53, 119, 0.06);
  --shadow-card: 0 8px 32px rgba(31, 53, 119, 0.08);
  --shadow-modal: 0 20px 60px rgba(31, 53, 119, 0.16);

  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;

  --top-height: 64px;

  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset ---- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: var(--text-1);
  background: linear-gradient(135deg, #F4F6FB 0%, #E8ECF5 100%);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
button, input, select, textarea { font: inherit; outline: none; }
a { color: var(--primary-1); text-decoration: none; }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; }

/* ---- 滚动条 ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-thumb { background: rgba(44, 91, 255, 0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(44, 91, 255, 0.4); }
::-webkit-scrollbar-track { background: transparent; }

/* =============================================================
   布局
   ============================================================= */
.app-layout { display: flex; min-height: 100vh; }

.app-top {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--top-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(31, 53, 119, 0.06);
  display: flex; align-items: center; gap: 20px;
  padding: 0 24px;
  z-index: 100;
}
.app-top .logo { font-size: 17px; font-weight: 600; color: var(--text-1); display: flex; align-items: center; gap: 10px; white-space: nowrap; flex-shrink: 0; }
.app-top .logo::before {
  content: ""; display: inline-block; width: 28px; height: 28px;
  background: var(--primary-gradient); border-radius: 7px;
  box-shadow: 0 4px 12px rgba(44, 91, 255, 0.3);
}
.app-top .right { display: flex; align-items: center; gap: 16px; flex-shrink: 0; margin-left: auto; }
.app-top .user { color: var(--text-2); font-size: 14px; }
.app-top .logout-btn { color: var(--err); cursor: pointer; padding: 6px 12px; border-radius: 6px; transition: var(--transition); }
.app-top .logout-btn:hover { background: rgba(239, 68, 68, 0.08); }

/* 水平顶栏菜单 */
.app-top .app-topbar {
  display: flex; align-items: center; gap: 4px; flex: 1;
  list-style: none; padding: 0; margin: 0;
  overflow-x: auto; overflow-y: hidden;
  scrollbar-width: none;
}
.app-top .app-topbar::-webkit-scrollbar { display: none; }
.app-top .app-topbar li {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px;
  color: var(--text-2); font-size: 14px; cursor: pointer;
  transition: var(--transition);
  white-space: nowrap; flex-shrink: 0;
}
.app-top .app-topbar li:hover { background: rgba(44, 91, 255, 0.08); color: var(--primary-1); }
.app-top .app-topbar li.active {
  background: var(--primary-gradient);
  color: var(--text-white);
  box-shadow: 0 4px 12px rgba(44, 91, 255, 0.3);
}
.app-top .app-topbar li .nav-icon { width: 16px; height: 16px; flex-shrink: 0; }

/* 内容区 */
.app-main {
  margin-left: 0; padding: calc(var(--top-height) + 24px) 24px 24px;
  min-width: 0;
}
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.page-title { font-size: 22px; font-weight: 600; color: var(--text-1); }
.page-subtitle { font-size: 13px; color: var(--text-3); margin-top: 4px; }

/* =============================================================
   卡片
   ============================================================= */
.card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-card);
  padding: 24px;
  margin-bottom: 20px;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-modal); }

/* =============================================================
   按钮
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border: none; border-radius: 8px;
  font-size: 14px; font-weight: 500; cursor: pointer;
  transition: var(--transition);
  background: var(--bg-3); color: var(--text-1);
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary-gradient); color: var(--text-white); box-shadow: 0 4px 12px rgba(44, 91, 255, 0.3); }
.btn-primary:hover { box-shadow: 0 6px 18px rgba(44, 91, 255, 0.4); }
.btn-danger { background: rgba(239, 68, 68, 0.1); color: var(--err); }
.btn-danger:hover { background: rgba(239, 68, 68, 0.2); }
.btn-warn { background: rgba(245, 158, 11, 0.1); color: var(--warn); }
.btn-warn:hover { background: rgba(245, 158, 11, 0.2); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-icon { width: 32px; height: 32px; padding: 0; justify-content: center; border-radius: 8px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* =============================================================
   表单
   ============================================================= */
.form-group { margin-bottom: 16px; }
.form-label { display: block; margin-bottom: 6px; color: var(--text-2); font-size: 13px; font-weight: 500; }
.form-control {
  width: 100%; padding: 10px 14px;
  border: 1px solid rgba(31, 53, 119, 0.12);
  border-radius: 8px; font-size: 14px; color: var(--text-1);
  background: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}
.form-control:focus { border-color: var(--primary-1); background: var(--bg-2); box-shadow: 0 0 0 3px rgba(44, 91, 255, 0.12); }
textarea.form-control { min-height: 90px; resize: vertical; }
.form-row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 180px; margin-bottom: 0; }

/* =============================================================
   表格
   ============================================================= */
.table-wrap { overflow-x: auto; border-radius: var(--radius-md); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid rgba(31, 53, 119, 0.06); }
.table th { background: rgba(44, 91, 255, 0.04); color: var(--text-2); font-weight: 500; font-size: 13px; }
.table tbody tr { transition: var(--transition); }
.table tbody tr:hover { background: rgba(44, 91, 255, 0.04); }
.table tbody tr:nth-child(even) { background: rgba(244, 246, 251, 0.4); }
.table tbody tr:nth-child(even):hover { background: rgba(44, 91, 255, 0.06); }
.table .actions { display: flex; gap: 6px; }

/* =============================================================
   徽标
   ============================================================= */
.badge { display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 12px; font-weight: 500; }
.badge-on { background: rgba(34, 197, 94, 0.12); color: var(--ok); }
.badge-off { background: rgba(239, 68, 68, 0.12); color: var(--err); }
.badge-warn { background: rgba(245, 158, 11, 0.12); color: var(--warn); }
.badge-info { background: rgba(44, 91, 255, 0.12); color: var(--info); }

/* =============================================================
   弹窗
   ============================================================= */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(31, 53, 119, 0.4);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  display: none; align-items: center; justify-content: center;
  z-index: 9999; padding: 20px;
}
.modal-mask.show { display: flex; animation: fadeIn 0.2s ease; }
.modal {
  background: var(--bg-2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal);
  width: 100%; max-width: 480px;
  max-height: 90vh; overflow-y: auto;
  animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.modal.modal-lg { max-width: 720px; }
.modal-header { padding: 20px 24px; border-bottom: 1px solid rgba(31, 53, 119, 0.06); display: flex; justify-content: space-between; align-items: center; }
.modal-title { font-size: 16px; font-weight: 600; color: var(--text-1); }
.modal-close { cursor: pointer; color: var(--text-3); font-size: 20px; padding: 4px; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid rgba(31, 53, 119, 0.06); display: flex; justify-content: flex-end; gap: 10px; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* =============================================================
   Toast
   ============================================================= */
.toast-wrap {
  position: fixed; top: 24px; right: 24px; z-index: 99999;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  padding: 12px 20px; border-radius: 10px; font-size: 14px;
  background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card); border-left: 4px solid var(--info);
  min-width: 220px; max-width: 360px;
  animation: slideInRight 0.3s ease;
}
.toast.success { border-left-color: var(--ok); }
.toast.error { border-left-color: var(--err); }
.toast.warn { border-left-color: var(--warn); }
@keyframes slideInRight { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* =============================================================
   登录页
   ============================================================= */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #2C5BFF 0%, #4A8BFF 50%, #1E3FBF 100%);
  position: relative; overflow: hidden;
}
.login-page::before, .login-page::after {
  content: ""; position: absolute; border-radius: 50%;
  background: rgba(255, 255, 255, 0.08); filter: blur(40px);
}
.login-page::before { width: 480px; height: 480px; top: -100px; left: -100px; }
.login-page::after { width: 600px; height: 600px; bottom: -200px; right: -200px; }
.login-card {
  position: relative; z-index: 1;
  width: 100%; max-width: 420px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: 20px; padding: 40px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.5s ease;
}
.login-card .logo-area { text-align: center; margin-bottom: 32px; }
.login-card .logo-icon {
  display: inline-block; width: 56px; height: 56px;
  background: var(--primary-gradient); border-radius: 14px;
  box-shadow: 0 8px 24px rgba(44, 91, 255, 0.4);
  margin-bottom: 16px;
}
.login-card h1 { font-size: 22px; color: var(--text-1); margin-bottom: 6px; }
.login-card .sub { color: var(--text-3); font-size: 13px; }
.login-card .login-btn { width: 100%; padding: 12px; font-size: 15px; margin-top: 8px; }

/* =============================================================
   首页大盘
   ============================================================= */
.data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 20px; }
.data-card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  padding: 22px;
  position: relative; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}
.data-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.data-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px; background: var(--primary-gradient);
}
.data-card .label { color: var(--text-2); font-size: 13px; margin-bottom: 12px; }
.data-card .value { font-size: 32px; font-weight: 600; color: var(--text-1); line-height: 1; }
.data-card .unit { font-size: 14px; color: var(--text-3); margin-left: 4px; }
.data-card .delta { font-size: 12px; color: var(--ok); margin-top: 8px; }

.chart-card { background: rgba(255, 255, 255, 0.92); border-radius: var(--radius-lg); padding: 24px; }
.chart-card #chart { width: 100%; height: 360px; }

/* 全局开关悬浮按钮 */
.global-switch-fab {
  position: fixed; top: 88px; right: 32px; z-index: 100;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 22px; border-radius: 30px;
  font-size: 14px; font-weight: 500; cursor: pointer;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 24px rgba(31, 53, 119, 0.1);
  border: 1px solid rgba(31, 53, 119, 0.06);
  transition: var(--transition);
}
.global-switch-fab:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(31, 53, 119, 0.16); }
.global-switch-fab .dot {
  width: 12px; height: 12px; border-radius: 50%;
  position: relative;
}
.global-switch-fab.is-on .dot { background: var(--ok); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); animation: pulse-on 2s infinite; }
.global-switch-fab.is-off .dot { background: var(--err); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); animation: pulse-off 1.5s infinite; }
.global-switch-fab.is-on .text { color: var(--ok); }
.global-switch-fab.is-off .text { color: var(--err); }
@keyframes pulse-on { 0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5); } 70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); } 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); } }
@keyframes pulse-off { 0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5); } 70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); } 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); } }

/* =============================================================
   标签-关键词双栏
   ============================================================= */
.split-layout { display: flex; gap: 20px; min-height: 600px; }
.split-left, .split-right { background: rgba(255, 255, 255, 0.92); border-radius: var(--radius-lg); padding: 20px; }
.split-left { width: 280px; flex-shrink: 0; }
.split-right { flex: 1; }
.tag-list .tag-item {
  padding: 12px 14px; border-radius: 10px; cursor: pointer; margin-bottom: 8px;
  display: flex; align-items: center; justify-content: space-between;
  transition: var(--transition);
}
.tag-list .tag-item:hover { background: rgba(44, 91, 255, 0.06); }
.tag-list .tag-item.active { background: var(--primary-gradient); color: var(--text-white); box-shadow: 0 4px 12px rgba(44, 91, 255, 0.3); }

/* =============================================================
   工具类
   ============================================================= */
.flex { display: flex; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mb-12 { margin-bottom: 12px; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-3); }
.text-success { color: var(--ok); }
.text-danger { color: var(--err); }
.text-primary { color: var(--primary-1); }
.empty-state { text-align: center; padding: 60px 0; color: var(--text-3); }
.empty-state svg { width: 80px; height: 80px; margin-bottom: 12px; opacity: 0.4; }

.loader { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(44, 91, 255, 0.2); border-top-color: var(--primary-1); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* 移动端提示 */
.mobile-only { display: none; }
@media (max-width: 768px) {
  .mobile-only { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px; text-align: center; }
  .app-layout, body > *:not(.mobile-only) { display: none !important; }
  .data-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1280px) and (min-width: 769px) {
  .data-grid { grid-template-columns: repeat(2, 1fr); }
}