:root {
  --bg: #07080d;
  --panel: #12141d;
  --panel-2: #171a26;
  --line: #262a3a;
  --text: #e8eaf2;
  --muted: #9aa0b4;
  --brand: #7c5cff;
  --brand-2: #22b8ff;
  --ok: #2ecc71;
  --warn: #f5a623;
  --err: #ff5c5c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.mx-container { width: min(1080px, 92%); margin: 0 auto; }

/* header */
.mx-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(7,8,13,.82); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.mx-header-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.mx-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.mx-brand-name { font-size: 16px; }
.mx-nav { display: flex; gap: 20px; margin-left: 8px; }
.mx-nav a { color: var(--muted); font-size: 14px; padding: 4px 0; }
.mx-nav a:hover, .mx-nav a.is-active { color: var(--text); }
.mx-header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.mx-user { color: var(--muted); font-size: 13px; }

/* buttons */
.mx-btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; border: 1px solid transparent; cursor: pointer;
  font-size: 14px; padding: 10px 18px; transition: .2s; font-family: inherit;
}
.mx-btn-sm { padding: 7px 14px; font-size: 13px; }
.mx-btn-primary { background: linear-gradient(120deg, var(--brand), var(--brand-2)); color: #fff; font-weight: 600; }
.mx-btn-primary:hover { filter: brightness(1.08); }
.mx-btn-ghost { background: transparent; border-color: var(--line); color: var(--text); }
.mx-btn-ghost:hover { border-color: var(--brand); }
.mx-btn[disabled] { opacity: .5; cursor: not-allowed; }
.mx-btn-block { width: 100%; }

/* main / cards */
.mx-main { min-height: calc(100vh - 128px); padding: 40px 0 64px; }
.mx-card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 28px;
}
.mx-narrow { width: min(440px, 100%); margin: 0 auto; }
.mx-title { font-size: 24px; margin: 0 0 6px; }
.mx-sub { color: var(--muted); font-size: 14px; margin: 0 0 22px; }

/* forms */
.mx-field { margin-bottom: 16px; }
.mx-field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.mx-input {
  width: 100%; padding: 11px 13px; border-radius: 10px;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  font-size: 14px; font-family: inherit;
}
.mx-input:focus { outline: none; border-color: var(--brand); }

/* alerts */
.mx-alert { border-radius: 10px; padding: 11px 14px; font-size: 14px; margin-bottom: 16px; }
.mx-alert-info { background: rgba(124,92,255,.14); color: #cbb8ff; border: 1px solid rgba(124,92,255,.35); }
.mx-alert-ok { background: rgba(46,204,113,.14); color: #7be0a4; border: 1px solid rgba(46,204,113,.35); }
.mx-alert-err { background: rgba(255,92,92,.14); color: #ff9c9c; border: 1px solid rgba(255,92,92,.35); }
.mx-alert-warn { background: rgba(245,166,35,.14); color: #ffce7a; border: 1px solid rgba(245,166,35,.35); }

/* package grid */
.mx-plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin-top: 8px; }
.mx-plan {
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px;
  padding: 22px; cursor: pointer; transition: .2s; position: relative;
}
.mx-plan:hover { border-color: var(--brand); transform: translateY(-2px); }
.mx-plan.is-selected { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.mx-plan-name { font-size: 15px; color: var(--muted); }
.mx-plan-tokens { font-size: 26px; font-weight: 700; margin: 6px 0; }
.mx-plan-price { font-size: 20px; font-weight: 700; color: #fff; }
.mx-plan-price small { font-size: 13px; color: var(--muted); font-weight: 400; }

/* tables */
.mx-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.mx-table th, .mx-table td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); }
.mx-table th { color: var(--muted); font-weight: 500; font-size: 13px; }
.mx-table tr:last-child td { border-bottom: 0; }
.mx-badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; }
.mx-badge-paid { background: rgba(46,204,113,.16); color: #7be0a4; }
.mx-badge-pending { background: rgba(245,166,35,.16); color: #ffce7a; }
.mx-badge-closed, .mx-badge-failed { background: rgba(255,92,92,.16); color: #ff9c9c; }

.mx-row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.mx-stat { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 22px; min-width: 180px; }
.mx-stat-label { color: var(--muted); font-size: 13px; }
.mx-stat-value { font-size: 24px; font-weight: 700; margin-top: 4px; }

.mx-footer { border-top: 1px solid var(--line); padding: 20px 0; color: var(--muted); font-size: 13px; }
.mx-empty { color: var(--muted); text-align: center; padding: 30px; }
.mx-mt { margin-top: 22px; }
.mx-mb { margin-bottom: 22px; }