:root{
  --bg:#0b1020;
  --card:#121a33;
  --muted:#8ea0c2;
  --text:#e7eeff;
  --accent:#4da3ff;
  --danger:#ff4d4d;
  --ok:#3ddc97;
}
*{box-sizing:border-box}
body{
  margin:0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% 0%, #1a2b5a 0%, var(--bg) 45%, #070a14 100%);
  color: var(--text);
}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:980px; margin:0 auto; padding:26px 16px 60px}
.header{
  display:flex; justify-content:space-between; align-items:center; gap:12px;
  margin-bottom:18px;
}
.brand{display:flex; align-items:center; gap:10px}
.logo{
  width:34px; height:34px; border-radius:10px;
  background: linear-gradient(135deg, var(--accent), #8b5dff);
  box-shadow: 0 10px 30px rgba(77,163,255,.25);
}
h1{font-size:20px; margin:0}
.card{
  background: rgba(18,26,51,.85);
  border: 1px solid rgba(255,255,255,.08);
  border-radius:16px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  padding:18px;
}
.grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:16px;
}
@media (max-width: 840px){
  .grid{grid-template-columns:1fr}
}
label{display:block; font-size:13px; color: var(--muted); margin-bottom:8px}
input[type=text]{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline:none;
}
input[type=text]:focus{border-color: rgba(77,163,255,.6); box-shadow:0 0 0 4px rgba(77,163,255,.15)}
.row{display:flex; gap:10px; align-items:center}
.btn{
  padding:11px 14px;
  border-radius:12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(77,163,255,.15);
  color: var(--text);
  cursor:pointer;
  font-weight:600;
}
.btn:hover{background: rgba(77,163,255,.22)}
.btn.primary{background: rgba(77,163,255,.28); border-color: rgba(77,163,255,.55)}
.btn.danger{background: rgba(255,77,77,.18); border-color: rgba(255,77,77,.45)}
.muted{color: var(--muted)}
.big{
  font-size:26px; font-weight:800; letter-spacing:-.5px;
  margin: 10px 0 6px;
  word-break: break-word;
}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 10px; border-radius:999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  color: var(--muted);
  font-size:12px;
}
.pill .dot{width:8px; height:8px; border-radius:99px; background: var(--ok)}
.pill.danger .dot{background: var(--danger)}
hr{border:none; border-top:1px solid rgba(255,255,255,.08); margin:14px 0}
.table{
  width:100%;
  border-collapse: collapse;
}
.table th,.table td{
  text-align:left; padding:10px 8px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  vertical-align:top;
}
.table th{color:var(--muted); font-size:12px; font-weight:700}
.badge{
  display:inline-block;
  padding:2px 8px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  color:var(--muted);
  font-size:12px;
}
.notice{
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
}
.footer{margin-top:18px; font-size:12px; color:var(--muted)}
.code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}


/* --- Donate banner + modal --- */
.donate-banner{
  margin: 10px 0 14px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.donate-banner .donate-text{
  display:flex;
  align-items:center;
  gap:10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}
.donate-banner .donate-text .coffee{
  filter: saturate(1.2);
}
.donate-banner .donate-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap: wrap;
  justify-content:flex-end;
}
.btn.ghost{
  background: rgba(18,26,51,.55);
  border-color: rgba(255,255,255,.14);
}
.btn.ghost:hover{ background: rgba(18,26,51,.72); }

.modal{
  position: fixed;
  inset: 0;
  z-index: 9999;
}
.modal[hidden]{ display:none; }
.modal-backdrop{
  position:absolute;
  inset:0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(6px);
}
.modal-card{
  position: relative;
  width: min(720px, calc(100vw - 24px));
  margin: 80px auto 30px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(18,26,51,.92);
  box-shadow: 0 30px 90px rgba(0,0,0,.45);
  overflow:hidden;
}
.modal-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  padding: 14px 16px 10px;
}
.modal-title{
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.2px;
}
.modal-sub{
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}
.icon-btn{
  width: 36px;
  height: 36px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.20);
  color: var(--text);
  cursor:pointer;
  font-size: 22px;
  line-height: 1;
}
.icon-btn:hover{ background: rgba(0,0,0,.30); }
.modal-body{
  padding: 0 16px 16px;
}
.qr-shell{
  margin-top: 6px;
  background: rgba(0,0,0,.22);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 16px;
  padding: 14px;
}
.qr-card{
  background: #ffffff;
  border-radius: 14px;
  padding: 10px;
  display:flex;
  justify-content:center;
  align-items:center;
}
.qr-card img{
  width: min(420px, 100%);
  height: auto;
  border-radius: 10px;
  display:block;
}
.modal-foot{
  margin-top: 10px;
  text-align:center;
  color: var(--muted);
  font-size: 12px;
}
body.modal-open{ overflow:hidden; }

@media (max-width: 520px){
  .modal-card{ margin: 56px auto 18px; }
  .donate-banner{ flex-direction: column; align-items:flex-start; }
  .donate-banner .donate-actions{ width:100%; justify-content:flex-start; }
}