/* ============ 主题变量（换肤） ============ */
:root, [data-theme="green"] {
  --primary: #18a058;
  --primary-dark: #0e7c43;
  --primary-soft: #e8f6ee;
}
[data-theme="blue"] {
  --primary: #2d8cf0;
  --primary-dark: #1c6fd6;
  --primary-soft: #e8f1fc;
}
[data-theme="red"] {
  --primary: #d03050;
  --primary-dark: #ab2742;
  --primary-soft: #fde8ec;
}
[data-theme="orange"] {
  --primary: #f0a020;
  --primary-dark: #d48817;
  --primary-soft: #fdf3e0;
}
[data-theme="purple"] {
  --primary: #8b5cf6;
  --primary-dark: #7350d6;
  --primary-soft: #f0ebfd;
}

:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --text: #1f2d3d;
  --muted: #8a94a6;
  --border: #e6eaf0;
  --danger: #d03050;
  --warn: #f0a020;
  --shadow: 0 2px 12px rgba(20, 40, 60, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
.hidden { display: none !important; }

/* ---------- 登录 ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
}
.login-card {
  width: 360px; background: #fff; border-radius: 14px; padding: 38px 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}
.login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 26px; }
.login-brand h1 { font-size: 20px; color: var(--primary-dark); }
.login-brand p { font-size: 12px; color: var(--muted); margin-top: 4px; }
.logo-mark {
  width: 46px; height: 46px; border-radius: 12px; background: var(--primary);
  color: #fff; font-size: 24px; font-weight: 700; display: flex;
  align-items: center; justify-content: center; flex-shrink: 0;
}
.logo-mark.sm { width: 30px; height: 30px; font-size: 16px; border-radius: 8px; }
#login-form label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
#login-form input {
  width: 100%; height: 42px; border: 1px solid var(--border); border-radius: 8px;
  padding: 0 12px; font-size: 14px; outline: none; transition: border .2s;
}
#login-form input:focus { border-color: var(--primary); }
#login-btn {
  width: 100%; height: 44px; margin-top: 22px; border: none; border-radius: 8px;
  background: var(--primary); color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
  transition: background .2s;
}
#login-btn:hover { background: var(--primary-dark); }
.msg { margin-top: 14px; font-size: 13px; min-height: 18px; }
.msg.err { color: var(--danger); }
.msg.ok { color: var(--primary-dark); }

/* ---------- 顶栏 ---------- */
.topbar {
  height: 56px; background: #fff; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; padding: 0 20px;
  position: sticky; top: 0; z-index: 10;
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.topbar-left strong { color: var(--primary-dark); font-size: 16px; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
#site-switch {
  height: 34px; border: 1px solid var(--border); border-radius: 7px; padding: 0 10px;
  background: #fff; color: var(--text); outline: none; cursor: pointer;
}
.user-box { font-size: 13px; color: var(--muted); }
.btn-ghost {
  height: 34px; padding: 0 14px; border: 1px solid var(--border); border-radius: 7px;
  background: #fff; color: var(--text); cursor: pointer; font-size: 13px;
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- 布局 ---------- */
.layout { display: flex; min-height: calc(100vh - 56px); }
.sidebar {
  width: 200px; background: #fff; border-right: 1px solid var(--border);
  padding: 14px 0; flex-shrink: 0;
}
.sidebar a {
  display: block; padding: 12px 22px; color: var(--text); cursor: pointer;
  font-size: 14px; border-left: 3px solid transparent; transition: all .15s;
}
.sidebar a:hover { background: var(--primary-soft); }
.sidebar a.active { background: var(--primary-soft); color: var(--primary-dark); border-left-color: var(--primary); font-weight: 600; }
.content { flex: 1; padding: 22px; overflow-x: auto; }

/* ---------- 卡片 / 通用 ---------- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; box-shadow: var(--shadow); }
.page-title { font-size: 18px; font-weight: 600; margin-bottom: 16px; color: var(--text); }
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat {
  position: relative; overflow: hidden;
  background: #fff; border: 1px solid var(--border); border-top: 3px solid var(--primary);
  border-radius: 12px; padding: 18px 20px; box-shadow: var(--shadow);
}
.stat.c2 { border-top-color: #2d8cf0; }
.stat.c3 { border-top-color: #f0a020; }
.stat.c4 { border-top-color: #8b5cf6; }
.stat .num { font-size: 28px; font-weight: 700; color: var(--primary-dark); }
.stat.c2 .num { color: #1c6fd6; }
.stat.c3 .num { color: #d48817; }
.stat.c4 .num { color: #7350d6; }
.stat .lbl { font-size: 13px; color: var(--muted); margin-top: 6px; }
.stat .ic { position: absolute; right: 14px; top: 14px; font-size: 24px; opacity: .16; }
.stat.c2 .ic { color: #2d8cf0; }
.stat.c3 .ic { color: #f0a020; }
.stat.c4 .ic { color: #8b5cf6; }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.toolbar select, .toolbar input {
  height: 36px; border: 1px solid var(--border); border-radius: 8px; padding: 0 10px;
  background: #fff; outline: none; font-size: 13px;
}
.btn {
  height: 36px; padding: 0 16px; border: none; border-radius: 8px; background: var(--primary);
  color: #fff; font-size: 13px; cursor: pointer;
}
.btn:hover { background: var(--primary-dark); }
.btn.sub { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn.sub:hover { background: var(--primary-soft); }
.btn.warn { background: #fff; color: var(--warn); border: 1px solid var(--warn); }
.btn.danger { background: #fff; color: var(--danger); border: 1px solid var(--danger); }
.btn.sm { height: 28px; padding: 0 10px; font-size: 12px; }

table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; }
th, td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
th { background: #fafbfc; color: var(--muted); font-weight: 600; }
tr:hover td { background: #fcfefe; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12px; }
.badge.draft { background: #fff4e6; color: var(--warn); }
.badge.published { background: var(--primary-soft); color: var(--primary-dark); }
.badge.offline { background: #fde8ec; color: var(--danger); }
.link { color: var(--primary); cursor: pointer; }
.link:hover { text-decoration: underline; }
.muted { color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 40px 0; }

/* ---------- 表单弹层 ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(15, 30, 45, 0.4); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal { width: 560px; max-height: 88vh; overflow-y: auto; background: #fff; border-radius: 14px; padding: 24px; }
.modal h3 { font-size: 17px; margin-bottom: 16px; color: var(--primary-dark); }
.modal label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
.modal input, .modal textarea, .modal select {
  width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px;
  font-size: 14px; outline: none; font-family: inherit;
}
.modal textarea { min-height: 120px; resize: vertical; }
.modal input:focus, .modal textarea:focus { border-color: var(--primary); }
.modal .row { display: flex; gap: 12px; }
.modal .row > div { flex: 1; }
.modal .actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
.switch { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text); }

/* ---------- 统计卡片轮播 ---------- */
.carousel { margin-bottom: 20px; }
.carousel-track { position: relative; }
.slide {
  display: none; background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 20px; box-shadow: var(--shadow);
}
.slide.active { display: block; animation: fadeIn .45s ease; }
@keyframes fadeIn { from { opacity: .25; } to { opacity: 1; } }
.slide-head { font-size: 15px; font-weight: 600; margin-bottom: 14px; color: var(--text); display: flex; align-items: center; gap: 8px; }
.slide-ic { font-size: 20px; }
.carousel-dots { display: flex; justify-content: center; gap: 8px; margin-top: 12px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); cursor: pointer; transition: .2s; }
.dot.active { background: var(--primary); width: 22px; border-radius: 6px; }

/* ---------- 快捷创建（仪表盘网格 + 顶栏下拉） ---------- */
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.qg {
  display: flex; align-items: center; gap: 12px; padding: 14px;
  border: 1px solid var(--border); border-radius: 10px; cursor: pointer; transition: .15s;
}
.qg:hover { border-color: var(--primary); background: var(--primary-soft); transform: translateY(-2px); }
.qg-ic {
  width: 42px; height: 42px; border-radius: 10px; background: var(--primary-soft);
  color: var(--primary-dark); font-size: 22px; display: flex; align-items: center;
  justify-content: center; flex-shrink: 0;
}
.qg b { display: block; font-size: 14px; }
.qg span { font-size: 12px; }

.quick-create { position: relative; }
.qc-menu {
  position: absolute; right: 0; top: 42px; background: #fff; border: 1px solid var(--border);
  border-radius: 10px; box-shadow: var(--shadow); padding: 6px; min-width: 160px; z-index: 30;
}
.qc-menu a { display: block; padding: 9px 12px; border-radius: 7px; font-size: 13px; color: var(--text); cursor: pointer; }
.qc-menu a:hover { background: var(--primary-soft); color: var(--primary-dark); }

/* ---------- 换肤弹层 ---------- */
.theme-switch { position: relative; }
.theme-pop {
  position: absolute; right: 0; top: 42px; background: #fff; border: 1px solid var(--border);
  border-radius: 10px; box-shadow: var(--shadow); padding: 8px; min-width: 140px; z-index: 30;
}
.theme-opt { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 7px; cursor: pointer; font-size: 13px; }
.theme-opt:hover { background: var(--primary-soft); }
.theme-opt.active { background: var(--primary-soft); color: var(--primary-dark); font-weight: 600; }
.sw { width: 18px; height: 18px; border-radius: 5px; display: inline-block; flex-shrink: 0; }
.sw-green { background: #18a058; }
.sw-blue { background: #2d8cf0; }
.sw-red { background: #d03050; }
.sw-orange { background: #f0a020; }
.sw-purple { background: #8b5cf6; }