/* =========================================================
 *  style.css  —  V3 ERP 看板样式（纯手写，无框架）
 * ========================================================= */

:root {
  --bg: #0f172a;
  --bg-soft: #1e293b;
  --card: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --green: #22c55e;
  --amber: #f59e0b;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, #38bdf8, #6366f1);
  color: #fff; font-weight: 700; font-size: 15px;
}
.title { font-size: 18px; font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 12px; }

.badge {
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 999px;
  background: #0b1220;
  color: var(--muted);
  border: 1px solid var(--border);
}
.badge-live { color: var(--green); border-color: rgba(34, 197, 94, 0.4); }
.badge-mock { color: var(--amber); border-color: rgba(245, 158, 11, 0.4); }

.btn {
  padding: 7px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--accent);
  color: #08131f;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.88; }

/* ---------- 容器 ---------- */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px;
}

/* ---------- KPI 卡片 ---------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
.kpi-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.kpi-label { font-size: 14px; color: var(--muted); margin-bottom: 10px; }
.kpi-value { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; }

/* ---------- 面板 / 表格 ---------- */
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}
.panel-head h2 { margin: 0; font-size: 17px; font-weight: 600; }
.muted { color: var(--muted); font-size: 13px; }

.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}
.data-table th,
.data-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.data-table th {
  color: var(--muted);
  font-weight: 500;
  font-size: 13px;
}
.data-table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.data-table .num { text-align: right; }
.mono { font-family: "SFMono-Regular", Consolas, monospace; font-size: 13px; }
.empty { text-align: center; color: var(--muted); padding: 28px; }

.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(148, 163, 184, 0.15);
  color: var(--muted);
}
.tag.ok { background: rgba(34, 197, 94, 0.15); color: var(--green); }
.tag.warn { background: rgba(245, 158, 11, 0.15); color: var(--amber); }

/* ---------- 登录框 ---------- */
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.login-overlay { display: flex; justify-content: center; padding: 48px 0; }
.login-card {
  width: 100%; max-width: 380px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px; box-shadow: var(--shadow);
}
.login-card h2 { margin: 0 0 6px; font-size: 20px; }
.login-msg { color: var(--amber); font-size: 13px; margin: 0 0 18px; min-height: 18px; }
.login-card label {
  display: block; font-size: 13px; color: var(--muted); margin-bottom: 14px;
}
.login-card input {
  width: 100%; margin-top: 6px; padding: 10px 12px;
  background: #0b1220; border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-size: 14px;
}
.login-card input:focus { outline: none; border-color: var(--accent); }
.btn-block { width: 100%; padding: 11px; margin-top: 4px; }
.login-hint { color: var(--muted); font-size: 12px; margin: 14px 0 0; line-height: 1.5; }

/* ---------- 页脚 ---------- */
.footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 13px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 720px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .title { font-size: 16px; }
}
@media (max-width: 420px) {
  .kpi-grid { grid-template-columns: 1fr; }
}