:root {
  --ink: #1a1612;
  --ink-soft: #3a332c;
  --paper: #f4efe6;
  --paper-2: #fbf7f1;
  --line: #e2d8c8;
  --muted: #7a7064;
  --copper: #a24b24;
  --copper-deep: #7d3516;
  --pine: #1f6a45;
  --pine-soft: #e5f3eb;
  --wine: #8d2f2a;
  --wine-soft: #f8e8e6;
  --gold: #c6a15b;
  --sidebar: #14110e;
  --shadow: 0 18px 40px rgba(40, 28, 16, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(198, 161, 91, 0.16), transparent 28%),
    linear-gradient(180deg, #f7f3ec 0%, #efe7db 100%);
}
button, input, textarea, select { font-family: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; }

.boot {
  min-height: 100vh;
  display: grid;
  place-items: center;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.auth {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(280px, 42%) 1fr;
}
.auth-side {
  background:
    linear-gradient(165deg, rgba(198, 161, 91, 0.18), transparent 42%),
    var(--sidebar);
  color: #f6efe4;
  padding: 48px 44px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.auth-side::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  border: 1px solid rgba(246, 239, 228, 0.12);
  border-radius: 50%;
  right: -80px;
  bottom: 60px;
}
.mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: #f3e6d4;
  color: var(--ink);
  display: grid;
  place-items: center;
  font-family: Palatino, "Songti SC", serif;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.auth-side h1 {
  font-family: Palatino, "Songti SC", serif;
  font-size: 56px;
  line-height: 1.05;
  font-weight: 600;
  margin: 28px 0 12px;
}
.auth-side p { margin: 0; color: #d9cbb8; max-width: 320px; line-height: 1.7; }
.side-foot { color: #b7aa98; font-size: 13px; letter-spacing: 0.08em; }
.auth-main { display: grid; place-items: center; padding: 32px 20px; }
.card {
  width: min(440px, 100%);
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 28px 24px;
  box-shadow: var(--shadow);
}
.card h2 { margin: 0 0 6px; font-size: 26px; font-family: Palatino, "Songti SC", serif; }
.sub { color: var(--muted); margin: 0 0 22px; line-height: 1.6; }
label { display: block; font-size: 13px; color: var(--ink-soft); margin: 14px 0 6px; }
input, textarea, select {
  width: 100%;
  border: 1px solid #d9d0c3;
  background: #fffdf9;
  border-radius: 12px;
  padding: 11px 12px;
  outline: none;
}
textarea { min-height: 92px; resize: vertical; line-height: 1.55; }
input:focus, textarea:focus, select:focus { border-color: #b67a52; box-shadow: 0 0 0 3px rgba(162, 75, 36, 0.12); }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.btn {
  border: 0;
  border-radius: 12px;
  padding: 11px 16px;
  background: var(--copper);
  color: #fffaf5;
  font-weight: 600;
}
.btn:hover { background: var(--copper-deep); }
.btn.block { width: 100%; margin-top: 18px; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid #d9d0c3; }
.btn.ghost:hover { background: #fff; }
.btn.small { padding: 7px 10px; border-radius: 9px; font-size: 13px; }
.btn:disabled { opacity: 0.55; cursor: default; }
.hint { color: var(--muted); font-size: 12px; line-height: 1.6; margin-top: 8px; }
.secret-box {
  font-family: Consolas, "Courier New", monospace;
  letter-spacing: 0.08em;
  background: #fff;
}

.shell { min-height: 100vh; display: grid; grid-template-columns: 232px 1fr; }
.side {
  background: var(--sidebar);
  color: #f4ecdf;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.brand { display: flex; gap: 10px; align-items: center; padding: 0 8px 8px; }
.brand b { display: block; font-family: Palatino, "Songti SC", serif; font-size: 20px; font-weight: 600; }
.brand span { color: #b7aa98; font-size: 12px; }
.nav { display: flex; flex-direction: column; gap: 4px; }
.nav a {
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 12px;
  color: #e7dccb;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav a em { font-style: normal; color: #8d8274; font-size: 12px; letter-spacing: 0.08em; }
.nav a.active, .nav a:hover { background: rgba(243, 230, 212, 0.08); color: #fff; }
.side-user { margin-top: auto; padding: 12px; border-top: 1px solid rgba(255,255,255,0.06); }
.side-user strong { display: block; margin-bottom: 8px; }
.main { padding: 28px 32px 48px; }
.top { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 22px; }
.top h1 { margin: 0; font-size: 32px; font-family: Palatino, "Songti SC", serif; font-weight: 600; }
.top p { margin: 6px 0 0; color: var(--muted); }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 16px; }
.metric, .panel {
  background: rgba(255, 252, 247, 0.86);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.metric { padding: 16px 16px 14px; }
.metric span { color: var(--muted); font-size: 13px; }
.metric strong { display: block; margin-top: 8px; font-size: 28px; font-family: Palatino, "Songti SC", serif; }
.panel { padding: 18px; margin-bottom: 16px; }
.panel h3 { margin: 0 0 14px; font-size: 16px; }
.grid-2 { display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 16px; align-items: start; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; letter-spacing: 0.04em; }
.pill { display: inline-flex; align-items: center; border-radius: 999px; padding: 3px 8px; font-size: 12px; background: #eee6da; }
.pill.ok { background: var(--pine-soft); color: var(--pine); }
.pill.off { background: var(--wine-soft); color: var(--wine); }
.pill.warn { background: #f8efd8; color: #8a5a12; }
.tools { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; margin-bottom: 12px; }
.tools input, .tools select { width: auto; min-width: 140px; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 12px; color: var(--muted); }
.tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.tabs button { background: transparent; border: 1px solid transparent; border-radius: 999px; padding: 8px 12px; }
.tabs button.on { background: var(--ink); color: #f6efe4; }
.check { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.check input { width: auto; }
.menu-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 16px; align-items: start; }
.btn-item { border: 1px solid var(--line); border-radius: 16px; padding: 12px; margin-bottom: 10px; background: #fffdf9; }
.btn-item .ops { display: flex; gap: 6px; align-items: center; }
.phone {
  width: 280px;
  margin: 0 auto;
  background: #1a1612;
  border-radius: 32px;
  padding: 14px 12px 18px;
  color: #1a1612;
}
.phone .screen {
  background: #efe6d8;
  border-radius: 22px;
  min-height: 460px;
  padding: 16px 12px;
}
.bubble {
  background: #fff;
  border-radius: 14px 14px 14px 4px;
  padding: 10px 12px;
  white-space: pre-wrap;
  line-height: 1.5;
  font-size: 13px;
}
.keys { display: grid; gap: 6px; margin-top: 14px; }
.keys div { display: grid; gap: 6px; }
.keys span {
  background: #fff;
  border-radius: 10px;
  text-align: center;
  padding: 8px 4px;
  font-size: 12px;
  border: 1px solid #e4d8c6;
}
.qr { width: 220px; height: 220px; background: #fff; border-radius: 16px; padding: 8px; border: 1px solid var(--line); }
.modal-back {
  position: fixed; inset: 0; background: rgba(20, 17, 14, 0.46);
  display: grid; place-items: center; z-index: 20; padding: 20px;
}
.modal { width: min(400px, 100%); background: var(--paper-2); border-radius: 18px; padding: 22px; }
.modal h3 { margin: 0 0 8px; font-family: Palatino, "Songti SC", serif; }
.modal .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.modal .secret-line { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin: 10px 0; padding: 10px 12px; background: #fff; border: 1px solid var(--line); border-radius: 10px; }
.modal .secret-line span { color: var(--muted); flex-shrink: 0; }
.modal .secret-line code { font-family: Consolas, "Courier New", monospace; word-break: break-all; text-align: right; }
.ops-cell { white-space: nowrap; }
.ops-cell .btn { margin: 2px 2px 2px 0; }
.toast {
  position: fixed; top: 16px; right: 16px; z-index: 40;
  background: var(--ink); color: #f6efe4; padding: 12px 14px; border-radius: 12px;
  max-width: 320px; box-shadow: var(--shadow);
}
.empty { color: var(--muted); padding: 18px 0; }
@media (max-width: 980px) {
  .auth, .shell, .metrics, .grid-2, .menu-layout, .row-2 { grid-template-columns: 1fr; }
  .auth-side { min-height: 220px; }
  .auth-side h1 { font-size: 40px; }
  .side { position: sticky; top: 0; z-index: 5; }
  .shell { grid-template-columns: 1fr; }
  .nav { flex-direction: row; overflow: auto; }
  .side-user { display: none; }
  .main { padding: 18px 14px 32px; }
}