:root {
  --bg: #FFF9F2;
  --card: #FFFFFF;
  --ink: #2B2622;
  --muted: #9A9086;
  --line: #F0E6DA;
  --brand: #FF6B3D;
  --brand-soft: #FFF1E9;
  --green: #22B07D;
  --green-soft: #E8F8F1;
  --gray-soft: #F5F1EC;
  --red: #E5484D;
  --red-soft: #FDECEC;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

/* ---------- 登录 ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(1200px 600px at 50% -10%, #FFE7D9 0%, var(--bg) 60%);
}
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px 26px 22px;
  box-shadow: 0 18px 40px rgba(190, 150, 120, 0.12);
}
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.brand-name { font-size: 18px; font-weight: 700; }
.brand-sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.logo {
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, #FF8A5B, #FF5A2B);
  color: #fff; font-weight: 800; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 14px rgba(255, 107, 61, 0.28);
}
.logo.sm { width: 30px; height: 30px; border-radius: 9px; font-size: 15px; }

.field { display: block; margin-bottom: 14px; }
.field span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.field input {
  width: 100%; height: 42px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: 10px;
  background: #FFFDFB; color: var(--ink); font-size: 13px; outline: none;
}
.field input:focus { border-color: var(--brand); background: #fff; }

.btn {
  height: 38px; padding: 0 16px;
  border: 1px solid var(--line); border-radius: 10px;
  background: #fff; color: var(--ink); font-size: 13px; cursor: pointer;
  transition: all .15s ease;
}
.btn:hover { border-color: #E4D5C6; background: #FFFBF7; }
.btn.primary {
  background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600;
  box-shadow: 0 6px 14px rgba(255, 107, 61, 0.22);
}
.btn.primary:hover { background: #F35F31; }
.btn.ghost { background: transparent; }
.btn.block { width: 100%; height: 44px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.sm { height: 28px; padding: 0 10px; font-size: 12px; border-radius: 8px; }
.btn.danger { color: var(--red); border-color: #F6C9CB; background: var(--red-soft); }
.btn.ok { color: var(--green); border-color: #BFE9D8; background: var(--green-soft); }

.msg { margin-top: 12px; font-size: 12px; color: var(--red); min-height: 16px; }
.hint { margin: 16px 0 0; font-size: 11px; color: #B8AFA4; line-height: 1.6; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px;
  background: rgba(255, 249, 242, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.topbar-title { font-weight: 700; font-size: 15px; }
.topbar-right { display: flex; gap: 8px; }

.main { max-width: 1180px; margin: 0 auto; padding: 20px 20px 60px; }

/* ---------- 概览 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.stat .k { font-size: 12px; color: var(--muted); }
.stat .v { font-size: 26px; font-weight: 800; margin-top: 6px; letter-spacing: -0.5px; }
.stat .v small { font-size: 12px; font-weight: 500; color: var(--muted); margin-left: 4px; }
.stat.brand .v { color: var(--brand); }
.stat.green .v { color: var(--green); }
.stat.red .v { color: var(--red); }

/* ---------- Tab ---------- */
.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tab {
  height: 34px; padding: 0 16px; border-radius: 999px;
  border: 1px solid var(--line); background: #fff; color: var(--muted);
  font-size: 13px; cursor: pointer;
}
.tab.active { background: var(--brand-soft); border-color: #FFD3BF; color: var(--brand); font-weight: 600; }

/* ---------- 工具栏 ---------- */
.toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.search {
  height: 36px; padding: 0 12px; min-width: 240px;
  border: 1px solid var(--line); border-radius: 10px;
  background: #fff; font-size: 13px; outline: none;
}
.search:focus { border-color: var(--brand); }
.seg { display: flex; background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.seg-item {
  height: 34px; padding: 0 14px; border: 0; background: transparent;
  font-size: 12px; color: var(--muted); cursor: pointer;
}
.seg-item.active { background: var(--brand-soft); color: var(--brand); font-weight: 600; }

/* ---------- 表格 ---------- */
.table-wrap {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: auto;
}
.table { width: 100%; border-collapse: collapse; min-width: 860px; }
.table th {
  text-align: left; font-size: 12px; font-weight: 600; color: var(--muted);
  padding: 12px 14px; background: #FDFAF6; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.table td { padding: 12px 14px; border-bottom: 1px solid #F7F1E9; font-size: 13px; vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: #FFFCF8; }
.empty { padding: 40px; text-align: center; color: var(--muted); font-size: 13px; }

.user-cell { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 32px; height: 32px; border-radius: 50%; object-fit: cover;
  background: var(--gray-soft); display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--muted); flex: none;
}
.user-name { font-weight: 600; }
.user-id { font-size: 11px; color: var(--muted); margin-top: 2px; }

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 999px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
}
.badge.activated { background: var(--green-soft); color: var(--green); }
.badge.free { background: var(--gray-soft); color: var(--muted); }
.badge.expired { background: var(--red-soft); color: var(--red); }
.badge.used { background: var(--green-soft); color: var(--green); }
.badge.unused { background: #EEF4FF; color: #3D8BFF; }
.badge.disabled { background: var(--red-soft); color: var(--red); }

.pager { display: flex; align-items: center; gap: 12px; justify-content: center; margin-top: 14px; }
.page-info { font-size: 12px; color: var(--muted); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 32px; transform: translate(-50%, 20px);
  background: #2B2622; color: #fff; font-size: 13px;
  padding: 10px 18px; border-radius: 10px;
  opacity: 0; pointer-events: none; transition: all .22s ease; z-index: 99;
  max-width: 80vw;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.err { background: var(--red); }

@media (max-width: 860px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .search { min-width: 0; flex: 1; }
}