:root {
  --orange: #e85d04;
  --orange-dark: #b84a00;
  --orange-soft: #fff0e2;
  --bg: #f7f2ec;
  --card: #fffdfb;
  --ink: #332116;
  --muted: #8a7466;
  --line: #efdfd2;
  --green: #16865b;
  --green-soft: #e7f7ef;
  --red: #c0392b;
  --red-soft: #fdecea;
  --amber: #b7791f;
  --amber-soft: #fff7df;
  --shadow: 0 10px 30px rgba(76, 42, 20, .07);
  --radius: 16px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
a { color: var(--orange-dark); }

/* ================= admin ================= */
.admin-shell { min-height: 100vh; display: flex; }
.admin-side {
  width: 230px; flex: 0 0 230px;
  background: #3a2215;
  color: #f6e9df;
  padding: 22px 16px;
  display: flex; flex-direction: column; gap: 8px;
}
.brand { display: flex; gap: 12px; align-items: center; padding: 6px 8px 22px; }
.brand-logo {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(145deg, #ff8a3d, #e85d04);
  display: grid; place-items: center; color: #fff;
  font-weight: 800; font-size: 20px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28);
}
.brand h1 { margin: 0; font-size: 16px; letter-spacing: .5px; }
.brand p { margin: 4px 0 0; color: #cbb7a8; font-size: 11px; }
.side-item {
  border: 0; background: transparent; color: #d8c4b5;
  padding: 11px 12px; border-radius: 10px; text-align: left;
  display: flex; gap: 9px; align-items: center;
}
.side-item.active { background: #e85d04; color: #fff; box-shadow: 0 5px 16px rgba(232,93,4,.25); }
.side-foot { margin-top: auto; font-size: 11px; color: #a98c78; line-height: 1.7; padding: 12px 8px; }

.admin-main { flex: 1; min-width: 0; padding: 26px 30px 46px; }
.topbar { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; margin-bottom: 22px; }
.topbar h2 { margin: 0; font-size: 25px; letter-spacing: .3px; }
.topbar p { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.topbar-right { display: flex; gap: 10px; align-items: center; }
.pill {
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 7px 12px; color: var(--muted); font-size: 12px;
  display: inline-flex; gap: 7px; align-items: center;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); display: inline-block; }
.dot.amber { background: var(--amber); }
.dot.red { background: var(--red); }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-bottom: 20px; }
.stat {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 17px 18px; box-shadow: var(--shadow);
}
.stat-label { color: var(--muted); font-size: 12px; }
.stat-value { font-size: 28px; font-weight: 800; margin-top: 7px; letter-spacing: .3px; }
.stat-value small { font-size: 13px; font-weight: 500; color: var(--muted); margin-left: 4px; }

.panel {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.panel-head { padding: 16px 18px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.panel-head h3 { margin: 0; font-size: 15px; }
.panel-head .hint { color: var(--muted); font-size: 12px; }
.panel-body { padding: 16px 18px; }

.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; min-width: 880px; }
.data th {
  font-size: 12px; color: var(--muted); font-weight: 600;
  text-align: left; padding: 11px 12px; background: #fffaf5;
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
.data td { padding: 14px 12px; border-bottom: 1px solid #f5e9df; vertical-align: middle; }
.data tr:last-child td { border-bottom: 0; }
.pkg-name { font-weight: 700; font-size: 15px; }
.pkg-sub { color: var(--muted); font-size: 11px; margin-top: 4px; }
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 999px; padding: 4px 9px; font-size: 11px; font-weight: 600;
  white-space: nowrap;
}
.badge.ok { background: var(--green-soft); color: var(--green); }
.badge.lock { background: var(--red-soft); color: var(--red); }
.badge.grace { background: var(--amber-soft); color: var(--amber); }
.badge.off { background: #eee8e2; color: #76665b; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }
.btn {
  border: 1px solid transparent; border-radius: 9px;
  padding: 7px 11px; font-size: 12px; font-weight: 600;
  background: #f5ece4; color: #69452d;
}
.btn:hover { filter: brightness(.97); }
.btn.primary { background: var(--orange); color: #fff; box-shadow: 0 4px 12px rgba(232,93,4,.2); }
.btn.green { background: var(--green-soft); color: var(--green); border-color: #c9ebdb; }
.btn.red { background: var(--red-soft); color: var(--red); border-color: #f5d2cd; }
.btn.ghost { background: #fff; border-color: var(--line); color: var(--muted); }
.btn.sm { padding: 5px 9px; font-size: 11px; }

.grid-2 { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(300px,.8fr); gap: 18px; align-items: start; }
.stack { display: grid; gap: 18px; }
.expiry { font-variant-numeric: tabular-nums; }
.meta-line { color: var(--muted); font-size: 12px; margin-top: 5px; }
.update-box { display: grid; gap: 9px; }
.update-row { display: grid; grid-template-columns: 110px 1fr; gap: 8px; align-items: center; }
.update-row label { color: var(--muted); font-size: 12px; }
.pkg-picker {
  display: flex; flex-wrap: wrap; gap: 7px;
  border: 1px solid var(--line); border-radius: 10px;
  padding: 8px; background: #fff; min-height: 44px;
}
.pkg-check {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 9px; background: #fffaf5; font-size: 12px; cursor: pointer;
}
.pkg-check:has(input:checked) { border-color: #f2a36d; background: #fff1e6; }
.pkg-check input { accent-color: var(--orange); }
.pkg-check small { color: var(--muted); font-size: 10px; }
.pkg-picker-actions { display: flex; gap: 6px; margin-top: 6px; }
.input {
  width: 100%; border: 1px solid var(--line); border-radius: 9px;
  background: #fff; padding: 9px 10px; outline: none;
}
.input:focus { border-color: #f2a36d; box-shadow: 0 0 0 3px #fff1e6; }
textarea.input { min-height: 70px; resize: vertical; }
.update-note { background: #fffaf5; border: 1px dashed var(--line); border-radius: 10px; padding: 9px 11px; color: var(--muted); font-size: 11px; line-height: 1.7; }
.feedback-list { display: grid; gap: 10px; max-height: 520px; overflow: auto; padding-right: 2px; }
.fb-item { border: 1px solid var(--line); border-radius: 12px; padding: 12px; background: #fff; }
.fb-top { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.fb-time { color: var(--muted); font-size: 11px; }
.fb-msg { margin: 9px 0 10px; line-height: 1.65; font-size: 13px; white-space: pre-wrap; word-break: break-word; }
.fb-foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; color: var(--muted); font-size: 11px; }
.empty { color: var(--muted); text-align: center; padding: 28px 10px; font-size: 12px; }

.toast {
  position: fixed; right: 24px; bottom: 24px; z-index: 9999;
  background: #2d1d14; color: #fff; padding: 11px 15px; border-radius: 10px;
  font-size: 12px; box-shadow: 0 10px 28px rgba(0,0,0,.2);
  opacity: 0; transform: translateY(10px); transition: .18s ease;
  pointer-events: none; max-width: 380px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.err { background: #8f2f25; }

/* ================= client ================= */
.client-body { background: #f5f1eb; }
.client-shell { min-height: 100vh; display: flex; }
.client-side {
  width: 220px; flex: 0 0 220px; background: #3a2215; color: #f6e9df;
  padding: 18px 14px; display: flex; flex-direction: column;
}
.client-side .brand { padding-bottom: 18px; }
.client-nav { display: grid; gap: 5px; }
.client-nav .side-item { font-size: 13px; }
.client-main { flex: 1; min-width: 0; padding: 24px 28px 80px; }
.client-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 20px; }
.client-head h2 { margin: 0; font-size: 24px; }
.client-head p { margin: 6px 0 0; color: var(--muted); font-size: 12px; }
.license-chip {
  border: 1px solid var(--line); background: #fff; border-radius: 12px;
  padding: 9px 12px; font-size: 12px; color: var(--muted);
  display: flex; gap: 8px; align-items: center; white-space: nowrap;
}
.license-chip b { color: var(--ink); }
.client-cards { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-bottom: 18px; }
.client-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 15px 16px; box-shadow: var(--shadow); }
.client-card .k { color: var(--muted); font-size: 12px; }
.client-card .v { font-size: 25px; font-weight: 800; margin-top: 7px; }
.client-card .s { color: var(--green); font-size: 11px; margin-top: 5px; }
.mock-panel { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px; box-shadow: var(--shadow); }
.mock-panel h3 { margin: 0 0 14px; font-size: 15px; }
.mock-chart { height: 170px; border-radius: 12px; background: linear-gradient(180deg, #fff7f0, #fff); border: 1px dashed #f0d9c7; display: grid; place-items: center; color: var(--muted); font-size: 12px; }
.feedback-fab {
  position: fixed; right: 24px; bottom: 24px; z-index: 30;
  border: 0; border-radius: 999px; background: var(--orange); color: #fff;
  padding: 12px 17px; font-weight: 700; box-shadow: 0 10px 24px rgba(232,93,4,.3);
}
.feedback-fab:hover { background: #d95503; }

/* lock overlay */
.lock-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(40, 24, 15, .58);
  backdrop-filter: blur(9px);
  display: grid; place-items: center; padding: 24px;
}
.lock-overlay[hidden] { display: none; }
.lock-card {
  width: min(460px, 100%); background: #fffdfb; border-radius: 20px;
  padding: 30px 28px; text-align: center; box-shadow: 0 28px 80px rgba(0,0,0,.28);
  border: 1px solid #f0dccb;
}
.lock-icon { width: 58px; height: 58px; margin: 0 auto 14px; border-radius: 17px; display: grid; place-items: center; background: var(--orange-soft); font-size: 28px; }
.lock-card h2 { margin: 0; font-size: 22px; }
.lock-card .sub { margin: 9px 0 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.lock-card .contact { margin: 18px 0 20px; padding: 12px; border-radius: 12px; background: #fff7ef; color: var(--orange-dark); font-weight: 700; font-size: 16px; }
.lock-card .btn { min-width: 140px; padding: 10px 16px; }
.lock-note { margin-top: 13px; color: #a28b7b; font-size: 11px; line-height: 1.7; }

/* modal */
.modal-mask { position: fixed; inset: 0; background: rgba(30,18,10,.45); z-index: 200; display: grid; place-items: center; padding: 20px; }
.modal-mask[hidden] { display: none; }
.modal-box { width: min(460px, 100%); background: #fff; border-radius: 16px; padding: 20px; box-shadow: 0 25px 70px rgba(0,0,0,.25); }
.modal-box h3 { margin: 0 0 6px; font-size: 17px; }
.modal-box p { color: var(--muted); font-size: 12px; margin: 0 0 13px; line-height: 1.6; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.update-banner { background: #fff4e7; border: 1px solid #f3d5bd; color: #8d480f; border-radius: 12px; padding: 10px 13px; font-size: 12px; margin-bottom: 14px; display: flex; gap: 8px; align-items: center; }

@media (max-width: 1500px) {
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 1100px) {
  .stats, .client-cards { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 780px) {
  .admin-side { display: none; }
  .client-side { display: none; }
  .admin-main, .client-main { padding: 18px 14px 70px; }
  .stats, .client-cards { grid-template-columns: 1fr 1fr; }
  .topbar { display: block; }
  .topbar-right { margin-top: 12px; }
}

/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 0%,#fff7ef,#f7f2ec 55%);padding:22px}
.login-card{width:min(380px,100%);background:#fffdfb;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 24px 70px rgba(76,42,20,.12);text-align:center}
.login-card h1{margin:0;font-size:21px}.login-card p{color:var(--muted);font-size:12px;margin:7px 0 20px}
.login-card label{display:block;text-align:left;color:var(--muted);font-size:12px;margin:10px 0 5px}
.login-card .input{text-align:left}
.pkg-picker{display:flex;flex-wrap:wrap;gap:7px;border:1px solid var(--line);border-radius:10px;padding:8px;background:#fff;min-height:44px}
.pkg-check{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;padding:7px 9px;background:#fffaf5;font-size:12px;cursor:pointer}
.pkg-check:has(input:checked){border-color:#f2a36d;background:#fff1e6}
.pkg-check input{accent-color:var(--orange)}.pkg-check small{color:var(--muted);font-size:10px}
.pkg-picker-actions{display:flex;gap:6px;margin-top:6px}
.update-row label{color:var(--muted);font-size:12px}
.login-card .brand-logo{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(145deg,#ff8a3d,#e85d04);color:#fff;font-weight:800;font-size:22px}
[hidden] { display: none !important; }
.data tr.pkg-row { cursor: pointer; }
.data tr.pkg-row:hover td { background: #fff8f1; }
.data tr.pkg-row.selected td { background: #fff0e2; }