.support-trigger {
  min-height: 36px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font: 600 13px/1 var(--sans);
}

.support-trigger:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.support-dialog {
  width: min(780px, calc(100vw - 32px));
  max-width: none;
  max-height: min(760px, calc(100dvh - 32px));
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--page);
  color: var(--ink);
  box-shadow: 0 24px 80px rgba(6, 26, 18, 0.24);
}

.support-dialog::backdrop {
  background: rgba(7, 25, 18, 0.72);
  backdrop-filter: blur(4px);
}

.support-sheet {
  font-family: var(--sans);
}

.support-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 28px 23px;
  border-bottom: 1px solid var(--line);
}

.support-kicker {
  display: block;
  margin-bottom: 7px;
  color: var(--accent);
  font: 600 10px/1.3 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.support-heading h2 {
  margin: 0 0 7px !important;
  color: var(--ink) !important;
  font: 500 27px/1.2 var(--sans) !important;
  letter-spacing: -0.7px !important;
}

.support-heading p {
  margin: 0;
  color: var(--muted);
  font: 14px/1.55 var(--sans);
}

.support-close {
  flex: 0 0 auto;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font: 600 12px/1 var(--sans);
}

.support-body {
  display: grid;
  grid-template-columns: 174px minmax(0, 1fr);
  min-height: 310px;
}

.support-tabs {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 18px 12px;
  border-inline-end: 1px solid var(--line);
  background: var(--soft);
}

.support-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 49px;
  padding: 7px 9px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  text-align: start;
}

.support-tab:hover {
  background: color-mix(in srgb, var(--surface) 62%, transparent);
  color: var(--ink);
}

.support-tab[aria-selected="true"] {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

.support-tab-mark,
.support-identity-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
}

.support-tab-mark {
  width: 31px;
  height: 31px;
}

.support-identity-mark {
  width: 52px;
  height: 52px;
}

.support-coin-image {
  display: block;
  max-width: 72%;
  max-height: 72%;
  object-fit: contain;
}

.support-coin-type {
  color: var(--ink);
  font: 700 9px/1 var(--mono);
  letter-spacing: -0.03em;
}

.support-tab-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.support-tab-copy strong {
  color: inherit;
  font: 650 12px/1.2 var(--mono);
}

.support-tab-copy small {
  overflow: hidden;
  color: var(--muted);
  font: 11px/1.2 var(--sans);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.support-panel {
  min-width: 0;
  padding: 27px 29px;
  outline: 0;
}

.support-identity {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 25px;
}

.support-identity-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.support-identity-copy strong {
  color: var(--ink);
  font: 600 17px/1.3 var(--sans);
}

.support-identity-copy span {
  color: var(--muted);
  font: 12px/1.4 var(--sans);
}

.support-address-block {
  min-width: 0;
}

.support-address-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font: 600 10px/1.3 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.support-address {
  display: block;
  min-height: 66px;
  padding: 13px 14px;
  overflow-wrap: anywhere;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink);
  font: 12px/1.65 var(--mono);
  text-align: start;
  unicode-bidi: plaintext;
  user-select: all;
}

.support-copy {
  width: 100%;
  min-height: 42px;
  margin-top: 11px;
  padding: 10px 15px;
  border: 1px solid var(--accent);
  border-radius: 5px;
  background: var(--accent);
  color: var(--page);
  font: 650 13px/1 var(--sans);
}

.support-copy:hover:not(:disabled) {
  filter: brightness(1.06);
}

.support-copy:disabled {
  border-color: var(--line);
  background: var(--soft);
  color: var(--muted);
  cursor: not-allowed;
}

.support-status {
  min-height: 20px;
  margin: 8px 0 0;
  color: var(--muted);
  font: 12px/1.5 var(--sans);
}

.support-referrals {
  padding: 20px 28px 24px;
  border-top: 1px solid var(--line);
}

.support-referrals h3 {
  margin: 0 0 11px !important;
  color: var(--ink) !important;
  font: 600 13px/1.3 var(--sans) !important;
  letter-spacing: 0 !important;
}

.support-referral-links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.support-referral-links a {
  display: inline-flex;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font: 600 12px/1.2 var(--sans);
  text-decoration: none;
}

.support-referral-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.support-disclosure {
  margin: 10px 0 0;
  color: var(--muted);
  font: 11px/1.55 var(--sans);
}

[dir="rtl"] .support-dialog {
  direction: rtl;
}

[dir="rtl"] .support-heading h2 {
  letter-spacing: 0 !important;
}

@media (max-width: 760px) {
  .support-trigger {
    padding-inline: 10px;
    font-size: 11px;
  }

  .support-dialog {
    width: calc(100vw - 20px);
    max-height: calc(100dvh - 20px);
    border-radius: 9px;
  }

  .support-heading {
    padding: 20px;
  }

  .support-heading h2 {
    font-size: 22px !important;
  }

  .support-heading p {
    font-size: 12px;
  }

  .support-body {
    display: block;
  }

  .support-tabs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
    padding: 10px;
    overflow: visible;
    border-inline-end: 0;
    border-bottom: 1px solid var(--line);
  }

  .support-tab {
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 100%;
    min-width: 0;
    min-height: 55px;
    padding: 5px 2px;
    text-align: center;
  }

  .support-tab-mark {
    width: 28px;
    height: 28px;
  }

  .support-tab-copy strong {
    font-size: 10px;
  }

  .support-tab-copy small {
    display: none;
  }

  .support-panel {
    padding: 21px 20px;
  }

  .support-identity {
    margin-bottom: 18px;
  }

  .support-identity-mark {
    width: 44px;
    height: 44px;
  }

  .support-address {
    min-height: 58px;
    font-size: 12px;
  }

  .support-referrals {
    padding: 18px 20px 21px;
  }
}

@media (max-width: 340px) {
  body > .shell > .site-header {
    height: auto;
    min-height: 108px;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 10px;
    padding-block: 10px;
  }

  body > .shell > .site-header .site-nav {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
  }

  body > .shell > .site-header .theme-button {
    width: 36px;
    height: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .support-dialog::backdrop {
    backdrop-filter: none;
  }
}