:root {
  --bg: #070b16;
  --bg2: #0d1528;
  --card: #121c33;
  --text: #e8eefc;
  --muted: #8b9bb8;
  --accent: #7c5cff;
  --accent2: #4f7cff;
  --ok: #2ecc71;
  --warn: #f0b429;
  --danger: #ff5c7a;
  --line: rgba(255,255,255,0.08);
  --radius: 18px;
  font-family: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(124,92,255,0.28), transparent 60%),
    radial-gradient(800px 400px at 100% 20%, rgba(79,124,255,0.15), transparent 50%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}

a { color: var(--accent2); }
.wrap {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 64px;
}
.wrap-center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 0;
  width: min(520px, calc(100% - 32px));
}
.info-card {
  width: 100%;
  text-align: center;
  padding: 36px 28px 28px;
}
.logo {
  display: block;
  width: min(280px, 78%);
  height: auto;
  margin: 0 auto 18px;
  filter: drop-shadow(0 12px 28px rgba(0,0,0,0.45));
}
.tagline {
  margin: 0;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 600;
}
.lead {
  margin: 0 0 10px;
  font-size: 1.08rem;
  line-height: 1.45;
  font-weight: 600;
}
.card {
  background: rgba(18,28,51,0.86);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.brand {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
}
.muted { color: var(--muted); }
.row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}
.coin {
  border: 1px solid var(--line);
  background: #0b1324;
  color: var(--text);
  border-radius: 14px;
  padding: 14px 12px;
  cursor: pointer;
  text-align: left;
  transition: 0.15s ease;
}
.coin:hover, .coin.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.btn {
  appearance: none;
  border: 0;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
}
.btn.secondary {
  background: #1a243d;
  border: 1px solid var(--line);
}
.btn.danger { background: var(--danger); }
.field {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #0b1324;
  color: var(--text);
}
.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  word-break: break-all;
}
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(124,92,255,0.15);
  color: #cbbfff;
  font-size: 0.85rem;
}
.badge.ok { background: rgba(46,204,113,0.15); color: #7dffa8; }
.badge.warn { background: rgba(240,180,41,0.15); color: #ffd978; }
.badge.danger { background: rgba(255,92,122,0.15); color: #ff9cb0; }
.hr {
  height: 1px;
  background: var(--line);
  margin: 20px 0;
}
.pay-box {
  background: #0b1324;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.qr {
  width: 180px;
  height: 180px;
  background: white;
  border-radius: 12px;
  padding: 10px;
}
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}
.hidden { display: none !important; }
.error { color: var(--danger); }
.success { color: var(--ok); }

/* ===== Payment gateway — Cryptomus card + animated backdrop ===== */
.page-pay {
  min-height: 100vh;
  color: #111;
  position: relative;
  isolation: isolate;
  overflow-x: hidden;
  background: #070b16;
}
.page-pay::before,
.page-pay::after {
  content: "";
  position: fixed;
  inset: -20%;
  z-index: -2;
  pointer-events: none;
}
.page-pay::before {
  background:
    radial-gradient(ellipse 50% 40% at 20% 20%, rgba(99, 102, 241, 0.45), transparent 55%),
    radial-gradient(ellipse 45% 35% at 80% 15%, rgba(56, 189, 248, 0.28), transparent 50%),
    radial-gradient(ellipse 40% 40% at 70% 75%, rgba(168, 85, 247, 0.32), transparent 55%),
    radial-gradient(ellipse 35% 30% at 15% 80%, rgba(59, 130, 246, 0.22), transparent 50%),
    linear-gradient(160deg, #05070f 0%, #0c1224 45%, #0a0f1c 100%);
  animation: payBgDrift 18s ease-in-out infinite alternate;
}
.page-pay::after {
  z-index: -1;
  background-image:
    radial-gradient(rgba(255,255,255,0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.35;
  animation: payGridFloat 22s linear infinite;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
}
@keyframes payBgDrift {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-3%, 2%, 0) scale(1.05); }
  100% { transform: translate3d(2%, -2%, 0) scale(1.08); }
}
@keyframes payGridFloat {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(28px, 28px, 0); }
}
.gw-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 36px 20px;
  position: relative;
}
.gw-wrap::before {
  content: "";
  position: absolute;
  width: min(640px, 90vw);
  height: min(640px, 90vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.22), transparent 68%);
  filter: blur(8px);
  z-index: 0;
  animation: payGlowPulse 7s ease-in-out infinite;
  pointer-events: none;
}
@keyframes payGlowPulse {
  0%, 100% { opacity: 0.55; transform: scale(0.92); }
  50% { opacity: 1; transform: scale(1.08); }
}
.gw-card {
  width: min(560px, 100%);
  background: rgba(16, 22, 40, 0.82);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-radius: 28px;
  padding: 36px 36px 40px;
  box-shadow:
    0 28px 70px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 1;
  color: #e8eefc;
}
.cm-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}
.cm-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  font-size: 1.2rem;
  color: #f1f5ff;
}
.cm-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(0,0,0,0.35));
}
.cm-amount {
  margin: 0 0 20px;
  font-size: 3.1rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: #ffffff;
  line-height: 1.05;
}
.cm-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}
.cm-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 0.95rem;
  font-weight: 600;
}
.cm-pill-info {
  background: rgba(79, 124, 255, 0.18);
  color: #a8c0ff;
  border: 1px solid rgba(79, 124, 255, 0.3);
}
.cm-pill-ok {
  background: rgba(34, 197, 94, 0.1);
  color: #86efac;
  border: 1.5px solid rgba(74, 222, 128, 0.35);
}
.cm-pill-ok b {
  font-variant-numeric: tabular-nums;
  color: #4ade80;
}
.cm-label {
  display: block;
  margin: 18px 0 10px;
  color: #8b9bb8;
  font-size: 0.95rem;
  font-weight: 600;
}
.gw-select { position: relative; }
.cm-select-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 18px 18px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(8, 12, 24, 0.75);
  color: #f1f5ff;
  cursor: pointer;
  text-align: left;
  font-size: 1.08rem;
  font-weight: 600;
  min-height: 60px;
}
.cm-select-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: rgba(8, 12, 24, 0.45);
}
.gw-chevron { color: #8b9bb8; font-size: 1.1rem; }
.gw-menu {
  position: absolute;
  z-index: 20;
  left: 0; right: 0;
  top: calc(100% + 6px);
  background: #121a30;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}
.cm-select-left,
.cm-menu-left {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.cm-coin-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex: 0 0 auto;
  background: rgba(255,255,255,0.06);
}
.cm-select-btn .cm-coin-icon {
  width: 30px;
  height: 30px;
}
.gw-menu-item {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: #e8eefc;
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  font-size: 1.02rem;
}
.gw-menu-item:hover { background: rgba(124, 92, 255, 0.16); }
.gw-menu-item .muted { color: #8b9bb8; font-weight: 500; }
.cm-btn {
  width: 100%;
  margin-top: 26px;
  border: 0;
  border-radius: 14px;
  padding: 18px 18px;
  font-weight: 700;
  font-size: 1.08rem;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, #7c5cff, #4f7cff);
  min-height: 58px;
  box-shadow: 0 10px 28px rgba(79, 124, 255, 0.28);
}
.cm-btn:disabled {
  cursor: not-allowed;
  color: #8b9bb8;
  background: #1a243d;
  box-shadow: none;
}
.cm-pay-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  margin-bottom: 22px;
}
.cm-back {
  width: 48px;
  height: 48px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(8, 12, 24, 0.75);
  color: #e8eefc;
  font-size: 1.25rem;
  cursor: pointer;
}
.cm-pay-title {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 800;
  color: #ffffff;
}
.cm-pay-sub {
  margin: 4px 0 0;
  color: #8b9bb8;
  font-size: 0.95rem;
}
.cm-qr-box {
  background: rgba(8, 12, 24, 0.7);
  border: 1px solid rgba(124, 92, 255, 0.28);
  box-shadow: 0 0 40px rgba(124, 92, 255, 0.12);
  border-radius: 20px;
  padding: 28px 20px 20px;
  text-align: center;
  margin-bottom: 8px;
}
.gw-qr {
  width: 240px;
  height: 240px;
  background: #fff;
  border-radius: 14px;
  padding: 12px;
  display: inline-block;
  border: 0;
}
.cm-qr-hint {
  margin: 16px 0 0;
  color: #8b9bb8;
  font-size: 0.95rem;
}
.cm-field {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(8, 12, 24, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 16px 12px 16px 18px;
  min-height: 60px;
}
.gw-field-val {
  flex: 1;
  min-width: 0;
  font-weight: 700;
  font-size: 1.12rem;
  word-break: break-all;
  color: #f1f5ff;
}
.cm-asset {
  margin-left: 8px;
  color: #b9a6ff;
  font-weight: 800;
  font-size: 1.12rem;
}
.cm-copy {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(26, 34, 61, 0.9);
  color: #e8eefc;
  cursor: pointer;
  font-size: 1.1rem;
}
.cm-listen {
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: #cbbfff;
  font-size: 1.02rem;
  font-weight: 600;
}
.cm-listen.ok { color: #86efac; }
.gw-dots {
  display: inline-flex;
  gap: 6px;
}
.gw-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #8b6cff;
  display: block;
  animation: gwPulse 1.2s infinite ease-in-out;
}
.gw-dots i:nth-child(2) { animation-delay: 0.15s; }
.gw-dots i:nth-child(3) { animation-delay: 0.3s; }
@keyframes gwPulse {
  0%, 80%, 100% { opacity: 0.25; transform: translateY(0); }
  40% { opacity: 1; transform: translateY(-2px); }
}
.cm-done {
  text-align: center;
  padding: 36px 12px 28px;
}
.cm-done-success {
  position: relative;
}
.cm-done-icon {
  width: 78px;
  height: 78px;
  margin: 0 auto 18px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #22c55e, #16a34a);
  color: #fff;
  font-size: 2.1rem;
  font-weight: 800;
  box-shadow:
    0 0 0 10px rgba(34, 197, 94, 0.12),
    0 0 40px rgba(34, 197, 94, 0.35);
  animation: cmDonePop 0.55s ease-out;
}
.cm-done-eyebrow {
  margin: 0 0 8px;
  color: #4ade80;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.cm-done-title {
  margin: 0 0 10px;
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
}
.cm-done-amount {
  margin: 0 0 16px;
  font-size: 1.35rem;
  font-weight: 800;
  color: #86efac;
}
.cm-done-text {
  margin: 0 auto;
  max-width: 320px;
  color: #8b9bb8;
  font-size: 1rem;
  line-height: 1.5;
}
.cm-done-text b { color: #e8eefc; }
@keyframes cmDonePop {
  0% { transform: scale(0.6); opacity: 0; }
  70% { transform: scale(1.08); opacity: 1; }
  100% { transform: scale(1); }
}
.page-pay .error { color: #ff7a92; }
.page-pay .mono { color: #e8eefc; }

@media (max-width: 520px) {
  .gw-card { padding: 24px 18px 28px; border-radius: 22px; }
  .cm-amount { font-size: 2.35rem; }
  .cm-logo { width: 56px; height: 56px; }
  .gw-qr { width: 200px; height: 200px; }
}