:root {
  --bg: #070b18;
  --bg2: #0d1428;
  --card: rgba(255, 255, 255, 0.045);
  --card-strong: rgba(255, 255, 255, 0.075);
  --line: rgba(255, 255, 255, 0.1);
  --text: #e8edf7;
  --muted: #93a0bb;
  --brand: #5b8cff;
  --brand2: #a86bff;
  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 16px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 15% -10%, #1b2a58 0%, transparent 60%),
    radial-gradient(900px 500px at 100% 0%, #3a1c5c 0%, transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px 48px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .3px; }
.brand .logo { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--brand), var(--brand2)); font-size: 18px; }
.brand small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); }
.topbar nav { display: flex; align-items: center; gap: 8px; }
.hero { text-align: center; padding: 22px 0 6px; }
.hero h1 { margin: 0 0 6px; font-size: 26px; line-height: 1.35; }
.hero p { margin: 0; color: var(--muted); font-size: 14px; }
.notice { margin: 14px 0 0; padding: 10px 14px; border: 1px solid rgba(251, 191, 36, .35); background: rgba(251, 191, 36, .1); border-radius: 12px; font-size: 13px; color: #fde68a; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; backdrop-filter: blur(8px); }
.address-card { margin-top: 18px; }
.addr-row { display: flex; gap: 10px; align-items: stretch; }
input, select, textarea { font: inherit; color: var(--text); background: rgba(8, 12, 24, .7); border: 1px solid var(--line); border-radius: 12px; padding: 11px 13px; outline: none; width: 100%; }
input:focus, select:focus, textarea:focus { border-color: rgba(91, 140, 255, .7); box-shadow: 0 0 0 3px rgba(91, 140, 255, .15); }
.addr { font-size: 18px; font-weight: 600; letter-spacing: .4px; }
button { font: inherit; cursor: pointer; border-radius: 12px; border: 1px solid transparent; padding: 11px 16px; white-space: nowrap; transition: transform .06s ease, background .15s ease; }
button:active { transform: translateY(1px); }
button.primary { background: linear-gradient(135deg, var(--brand), var(--brand2)); color: #fff; font-weight: 600; }
button.ghost { background: rgba(255, 255, 255, .06); border-color: var(--line); color: var(--text); }
button.ghost:hover { background: rgba(255, 255, 255, .11); }
button.danger { color: #fecaca; border-color: rgba(248, 113, 113, .35); background: rgba(248, 113, 113, .12); }
button.small { padding: 6px 10px; font-size: 12px; border-radius: 9px; }
.addr-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.custom-panel { display: flex; gap: 8px; margin-top: 12px; }
.custom-panel select { max-width: 220px; }
.meta-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chip { font-size: 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; background: rgba(255, 255, 255, .03); }
.grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 16px; margin-top: 16px; align-items: start; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.card-head h2 { margin: 0; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.badge { display: inline-grid; place-items: center; min-width: 22px; height: 22px; padding: 0 7px; border-radius: 999px; background: rgba(91, 140, 255, .25); color: #cfe0ff; font-size: 12px; }
.mail-list { display: flex; flex-direction: column; gap: 8px; max-height: 560px; overflow: auto; }
.mail-item { display: grid; grid-template-columns: 10px minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 11px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--card-strong); cursor: pointer; }
.mail-item:hover { border-color: rgba(91, 140, 255, .55); }
.mail-item .dot { width: 8px; height: 8px; border-radius: 50%; background: transparent; }
.mail-item.unread .dot { background: var(--brand); box-shadow: 0 0 10px rgba(91, 140, 255, .9); }
.mail-item .from { font-weight: 600; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-item .sub { color: var(--muted); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-item .time { color: var(--muted); font-size: 12px; white-space: nowrap; }
.mail-item .clip { font-size: 12px; color: var(--warn); margin-left: 6px; }
.empty { padding: 34px 10px; text-align: center; color: var(--muted); font-size: 14px; }
.empty .big { font-size: 30px; display: block; margin-bottom: 8px; }
.side { display: flex; flex-direction: column; gap: 16px; }
.side h3 { margin: 0 0 8px; font-size: 15px; }
.side p { margin: 0 0 10px; color: var(--muted); font-size: 13px; }
.alias-list { display: flex; flex-direction: column; gap: 6px; max-height: 260px; overflow: auto; }
.alias { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 10px; border: 1px dashed var(--line); border-radius: 10px; font-size: 13px; word-break: break-all; }
.alias code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }
.ad-card { display: block; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--card-strong); margin-bottom: 8px; }
.ad-card strong { display: block; font-size: 14px; margin-bottom: 4px; }
.ad-card span { color: var(--muted); font-size: 12.5px; }
.toggle { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); margin-right: 8px; }
.toggle input { width: auto; }
.modal { position: fixed; inset: 0; background: rgba(3, 6, 15, .78); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.modal-box { width: min(880px, 100%); max-height: 90vh; display: flex; flex-direction: column; background: #0b1122; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.modal-head { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.modal-head h3 { margin: 0 0 6px; font-size: 16px; word-break: break-word; }
.modal-head .sub { color: var(--muted); font-size: 12.5px; word-break: break-all; }
.modal-body { padding: 14px 16px; overflow: auto; flex: 1; }
.modal-foot { padding: 12px 16px; border-top: 1px solid var(--line); display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }
.tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.tabs button { background: rgba(255, 255, 255, .06); border: 1px solid var(--line); padding: 6px 12px; font-size: 13px; }
.tabs button.on { background: rgba(91, 140, 255, .25); border-color: rgba(91, 140, 255, .6); }
pre.body { margin: 0; white-space: pre-wrap; word-break: break-word; font-family: inherit; font-size: 14px; }
iframe.mailhtml { width: 100%; min-height: 420px; border: 0; background: #fff; border-radius: 10px; }
.attach { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 10px; margin-top: 8px; font-size: 13px; }
.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%); background: rgba(15, 23, 42, .96); border: 1px solid var(--line); color: var(--text); padding: 10px 16px; border-radius: 999px; font-size: 13.5px; z-index: 80; box-shadow: 0 12px 30px rgba(0, 0, 0, .45); }
footer { text-align: center; color: var(--muted); font-size: 12.5px; padding: 26px 16px 40px; }
.skeleton { height: 54px; border-radius: 12px; background: linear-gradient(90deg, rgba(255,255,255,.05), rgba(255,255,255,.12), rgba(255,255,255,.05)); background-size: 200% 100%; animation: sk 1.2s infinite; }
@keyframes sk { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; white-space: nowrap; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.mt { margin-top: 12px; }
.mb { margin-bottom: 12px; }
.muted { color: var(--muted); font-size: 13px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
.kpi { padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--card-strong); }
.kpi .n { font-size: 22px; font-weight: 700; }
.kpi .l { color: var(--muted); font-size: 12.5px; }
.login-box { max-width: 380px; margin: 10vh auto; }
.hidden { display: none !important; }
@media (max-width: 860px) {
  .grid { grid-template-columns: minmax(0, 1fr); }
  .addr { font-size: 15px; }
  .custom-panel { flex-wrap: wrap; }
  .custom-panel select { max-width: none; }
  .hero h1 { font-size: 21px; }
}