/* ============================================================
   公众号图文采集系统 - 深色科技风
   零外部依赖，纯 CSS
   ============================================================ */
:root {
  --bg: #0a0e1a;
  --bg-soft: #101627;
  --panel: #141b2e;
  --panel-2: #1a2340;
  --border: #232f4f;
  --text: #e5eaf6;
  --text-dim: #8b95b5;
  --primary: #3b82f6;
  --primary-soft: rgba(59, 130, 246, .12);
  --accent: #fbbf24;
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
  --radius: 12px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.sidebar {
  width: 220px; flex-shrink: 0;
  background: var(--bg-soft);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  display: flex; flex-direction: column; gap: 6px;
  position: sticky; top: 0; height: 100vh;
}
.brand { font-size: 17px; font-weight: 700; padding: 6px 10px 18px; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: 9px;
  color: var(--text-dim); font-size: 14px;
  transition: all .15s;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); text-decoration: none; }
.nav-item.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.nav-item svg { width: 17px; height: 17px; flex-shrink: 0; }
.sidebar .foot { margin-top: auto; font-size: 12px; color: var(--text-dim); padding: 10px; }

.main { flex: 1; padding: 26px 30px 60px; max-width: 1200px; }

.page-title { font-size: 21px; font-weight: 700; margin-bottom: 4px; }
.page-sub { color: var(--text-dim); font-size: 13px; margin-bottom: 22px; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
}
.card h3 { font-size: 15px; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px;
}
.stat-card .num { font-size: 26px; font-weight: 700; color: var(--primary); }
.stat-card .lbl { font-size: 12px; color: var(--text-dim); margin-top: 2px; }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left; padding: 10px 12px; color: var(--text-dim);
  font-weight: 600; font-size: 12px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td { padding: 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:hover td { background: rgba(59, 130, 246, .04); }
.tbl-wrap { overflow-x: auto; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: 13px;
  cursor: pointer; transition: all .15s; white-space: nowrap;
}
.btn:hover { border-color: var(--primary); color: var(--primary); text-decoration: none; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { filter: brightness(1.12); }
.btn.accent { background: var(--accent); border-color: var(--accent); color: #1a1400; }
.btn.danger { color: var(--err); }
.btn.danger:hover { border-color: var(--err); color: var(--err); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.sm { padding: 5px 10px; font-size: 12px; border-radius: 6px; }

/* ---------- 表单 ---------- */
input[type="text"], input[type="password"], input[type="number"], textarea, select {
  width: 100%; padding: 10px 12px;
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 15px;
  font-family: inherit; outline: none; transition: border-color .15s;
}
input:focus, textarea:focus, select:focus { border-color: var(--primary); }
label { display: block; font-size: 13px; color: var(--text-dim); margin: 12px 0 6px; }
.form-row { display: flex; gap: 12px; flex-wrap: wrap; }
.form-row > div { flex: 1; min-width: 220px; }

/* ---------- 徽标 ---------- */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 600;
}
.badge.ok { background: rgba(52, 211, 153, .12); color: var(--ok); }
.badge.warn { background: rgba(251, 191, 36, .12); color: var(--warn); }
.badge.err { background: rgba(248, 113, 113, .12); color: var(--err); }
.badge.info { background: var(--primary-soft); color: var(--primary); }

/* ---------- 提示 ---------- */
.toast {
  position: fixed; top: 20px; right: 20px; z-index: 99;
  padding: 12px 18px; border-radius: 10px; font-size: 14px;
  background: var(--panel-2); border: 1px solid var(--border);
  box-shadow: 0 8px 30px rgba(0,0,0,.4);
  opacity: 0; transform: translateY(-8px); transition: all .25s;
  max-width: 360px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.ok { border-color: var(--ok); }
.toast.err { border-color: var(--err); }

/* ---------- 进度 ---------- */
.progress-wrap { margin: 12px 0; }
.progress-bar {
  height: 8px; background: var(--bg-soft); border-radius: 20px; overflow: hidden;
}
.progress-bar > i {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--primary), #60a5fa);
  border-radius: 20px; transition: width .4s;
}
.progress-txt { font-size: 12px; color: var(--text-dim); margin-top: 6px; }

/* ---------- 登录态状态点 ---------- */
.session-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.session-dot.on { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.session-dot.off { background: var(--err); box-shadow: 0 0 8px var(--err); }

/* ---------- 空状态 ---------- */
.empty { text-align: center; padding: 50px 20px; color: var(--text-dim); font-size: 14px; }
.empty svg { width: 46px; height: 46px; opacity: .35; margin-bottom: 10px; }

/* ---------- 移动端 ---------- */
@media (max-width: 768px) {
  .app { flex-direction: column; }
  .sidebar {
    width: 100%; height: auto; position: static;
    flex-direction: row; flex-wrap: wrap; align-items: center;
    padding: 12px; border-right: none; border-bottom: 1px solid var(--border);
  }
  .brand { padding: 0 10px 0 0; }
  .nav-item { padding: 9px 11px; font-size: 13px; }
  .sidebar .foot { display: none; }
  .main { padding: 18px 14px 80px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  td { padding: 10px 8px; }
  .btn { padding: 10px 14px; }  /* ≥44px 点击区 */
  input[type="text"], input[type="password"], input[type="number"], textarea, select { font-size: 16px; }
}