* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0b0e14;
  --card: #121720;
  --card2: #171d29;
  --border: #232b3a;
  --text: #e7eaf1;
  --muted: #8a93a6;
  --accent: #6c5ce7;
  --accent2: #a29bfe;
  --green: #2ecc71;
  --amber: #f1c40f;
  --red: #e74c3c;
  --radius: 14px;
}
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(108, 92, 231, 0.18), transparent),
    radial-gradient(800px 400px at -10% 110%, rgba(46, 204, 113, 0.08), transparent),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.hidden { display: none !important; }
a { color: var(--accent2); }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.ta-c { text-align: center; }
.ta-r { text-align: right; }

/* ---------- login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { width: 380px; padding: 34px 30px; }
.brand { text-align: center; margin-bottom: 22px; }
.brand h1 { font-size: 22px; }
.brand p { color: var(--muted); font-size: 13px; margin-top: 4px; }
.logo {
  width: 52px; height: 52px; border-radius: 14px; margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--accent), #00cec9);
  box-shadow: 0 8px 24px rgba(108, 92, 231, 0.35);
}
.logo.sm { width: 36px; height: 36px; font-size: 18px; margin: 0 12px 0 0; border-radius: 10px; }
.brand-row { display: flex; align-items: center; }
.brand-row h1 { font-size: 17px; }
.brand-row .sub { color: var(--muted); font-size: 12px; }

/* ---------- forms ---------- */
label { display: block; font-size: 12.5px; color: var(--muted); margin: 14px 0 6px; font-weight: 600; }
input, select {
  width: 100%; padding: 11px 13px; border-radius: 10px; font-size: 14px; color: var(--text);
  background: var(--card2); border: 1px solid var(--border); outline: none;
}
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.18); }
input[readonly] { color: var(--muted); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ---------- buttons ---------- */
.btn {
  border: 1px solid transparent; border-radius: 10px; padding: 10px 16px; font-size: 14px;
  font-weight: 600; cursor: pointer; transition: 0.15s ease; color: var(--text);
  background: var(--card2);
}
.btn:hover { filter: brightness(1.15); }
.btn-primary { background: linear-gradient(135deg, var(--accent), #5a4bd1); color: #fff; }
.btn-primary:disabled { opacity: 0.6; cursor: wait; }
.btn-ghost { background: transparent; border-color: var(--border); }
.btn-green { background: linear-gradient(135deg, #00b894, #00a381); color: #fff; }
.btn-block { width: 100%; margin-top: 20px; }
.btn-lg { padding: 14px; font-size: 16px; }
.close-x { border: none; font-size: 14px; padding: 4px 8px; }
.flex-spacer { flex: 1; }

/* ---------- layout ---------- */
.topbar { border-bottom: 1px solid var(--border); background: rgba(18, 23, 32, 0.7); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 5; }
.topbar-inner { max-width: 1180px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; }
.userbox { display: flex; align-items: center; gap: 12px; }
.chip { background: var(--card2); border: 1px solid var(--border); padding: 6px 12px; border-radius: 20px; font-size: 13px; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 24px 20px 60px; }

/* ---------- cards ---------- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-head h2 { font-size: 15px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat { padding: 18px; }
.stat .num { font-size: 28px; font-weight: 800; margin-top: 6px; }
.stat .lbl { font-size: 12.5px; color: var(--muted); }
.stat.green .num { color: var(--green); }
.stat.amber .num { color: var(--amber); }
.stat.red .num { color: var(--red); }
.stat.accent .num { color: var(--accent2); }

/* ---------- toolbar / grid ---------- */
.toolbar { display: flex; align-items: center; margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start; }
@media (max-width: 960px) { .grid { grid-template-columns: 1fr; } .row2 { grid-template-columns: 1fr; } }

/* ---------- table ---------- */
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; color: var(--muted); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.5px; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 11px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:hover { background: rgba(108, 92, 231, 0.04); }
tr:last-child td { border-bottom: none; }
.id-cell { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.id-cell .np { color: var(--muted); font-size: 10.5px; }
.desc-cell { max-width: 220px; }
.desc-cell .main { font-weight: 600; }
.desc-cell .sub { color: var(--muted); font-size: 12px; }
.empty { text-align: center; padding: 34px 10px; color: var(--muted); }
.empty p + p { margin-top: 6px; }
.empty[hidden] { display: none; }
.tbl-actions { display: flex; gap: 6px; justify-content: flex-end; flex-wrap: wrap; }
.tbl-actions .btn { padding: 6px 10px; font-size: 12.5px; border-radius: 8px; }

/* ---------- badges ---------- */
.badge { display: inline-block; padding: 4px 10px; border-radius: 20px; font-size: 11.5px; font-weight: 700; white-space: nowrap; }
.badge-pending { background: rgba(241, 196, 15, 0.14); color: var(--amber); }
.badge-paid { background: rgba(46, 204, 113, 0.14); color: var(--green); }
.badge-failed { background: rgba(231, 76, 60, 0.14); color: var(--red); }
.badge-neutral { background: var(--card2); color: var(--muted); }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; background: rgba(5, 7, 12, 0.72); backdrop-filter: blur(3px); display: flex; align-items: center; justify-content: center; padding: 18px; z-index: 50; }
.modal-card { width: 520px; max-width: 100%; max-height: 92vh; overflow: auto; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.modal-head h2 { font-size: 17px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }
.msg { margin-top: 12px; font-size: 13px; min-height: 0; }
.msg.err { color: var(--red); }
.msg.ok { color: var(--green); }
.ready-icon { font-size: 36px; text-align: center; margin: 6px 0 0; }
.hint { font-size: 12.5px; color: var(--muted); margin-top: 10px; line-height: 1.6; }

/* ---------- copy row ---------- */
.copy-row { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; margin-top: 6px; }
.copy-row input { font-size: 12.5px; padding: 10px; }

/* ---------- toast ---------- */
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); background: var(--card2); border: 1px solid var(--border); padding: 11px 18px; border-radius: 12px; font-size: 14px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45); z-index: 90; }
.toast.ok { border-color: rgba(46, 204, 113, 0.5); }
.toast.err { border-color: rgba(231, 76, 60, 0.5); }

/* ---------- activity ---------- */
.activity { list-style: none; }
.activity li { padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.activity li:last-child { border-bottom: none; }
.activity .t { font-weight: 600; }
.activity .d { color: var(--muted); font-size: 12px; margin-top: 2px; }

footer { text-align: center; margin-top: 30px; }

/* ---------- public pay page ---------- */
.pay-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 18px; }
.pay-card { width: 460px; max-width: 100%; }
.pay-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.pay-brand h1 { font-size: 19px; }
.pay-brand .logo { margin: 0; }
.pay-desc { font-size: 14px; color: var(--muted); margin: 8px 0 2px; }
.pay-amount { font-size: 40px; font-weight: 800; margin: 12px 0 4px; letter-spacing: -1px; }
.pay-status-row { display: flex; align-items: center; gap: 10px; margin: 14px 0 18px; }
.pay-note { margin-top: 18px; padding: 14px 16px; background: var(--card2); }
.pay-note p { line-height: 1.5; }