.support-main {
  width: min(100% - 40px, 850px);
  padding-top: clamp(92px, 12vw, 132px);
}

.support-main h1 { text-align: center; }
.support-intro { max-width: 620px; margin: 18px auto 32px !important; text-align: center; color: #c5d4e8; }

.support-card {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(250px, .9fr);
  align-items: center;
  gap: clamp(24px, 5vw, 56px);
  width: min(100%, 700px);
  margin: 0 auto;
  padding: clamp(18px, 4vw, 32px);
  border: 1px solid rgba(214, 232, 255, .2);
  border-radius: 26px;
  background: rgba(12, 23, 40, .62);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.support-qr { display: block; width: 100%; height: auto; border-radius: 20px; background: #fff; }
.support-actions { min-width: 0; }
.support-name { margin: 0 0 8px !important; color: #fff; font-size: 25px; font-weight: 700; }
.support-message { margin: 0 0 20px !important; color: #bdcde1; font-size: 15px; line-height: 1.55; }
.support-vpa-label { margin: 26px 0 6px !important; color: #98a9bf; font-size: 13px; }
.support-vpa-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.support-vpa-row code { overflow-wrap: anywhere; color: #fff; font: 500 15px/1.4 var(--ui); }
.support-copy-button {
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 28%;
  background: transparent;
  color: #fff;
  cursor: pointer;
  transition: background .2s ease;
}
.support-copy-button:hover { background: rgba(255,255,255,.12); }
.support-copy-button svg { width: 58%; height: 58%; grid-area: 1 / 1; transition: opacity .2s ease, transform .2s ease; }
.support-copy-button .icon-done { opacity: 0; transform: scale(.6); }
.support-copy-button.is-done .icon-copy { opacity: 0; transform: scale(.6); }
.support-copy-button.is-done .icon-done { opacity: 1; transform: scale(1); }
.support-status { min-height: 1.2em; margin: 8px 0 0 !important; color: #c4a1ff; font-size: 13px; }
.support-footnote { margin: 16px 0 0 !important; color: #98a9bf; font-size: 13px; line-height: 1.5; }
.support-main .legal-back { text-align: center; }

@media (max-width: 640px) {
  .support-main { width: calc(100% - 32px); padding-top: 94px; }
  .support-card { grid-template-columns: 1fr; max-width: 430px; gap: 22px; padding: 18px; }
  .support-qr { width: min(100%, 360px); margin: 0 auto; }
  .support-actions { text-align: center; }
  .support-vpa-row { justify-content: center; }
  .support-footnote { max-width: 340px; margin-left: auto !important; margin-right: auto !important; }
}

@media (prefers-reduced-motion: reduce) {
  .support-copy-button, .support-copy-button svg { transition: none; }
}