.adac-checker,
.adac-checker * {
  box-sizing: border-box;
}

.adac-checker {
  --adac-ink: #0f172a;
  --adac-muted: #64748b;
  --adac-line: #e2e8f0;
  --adac-panel: #ffffff;
  --adac-soft: #f8fafc;
  --adac-brand: #4f46e5;
  --adac-brand-dark: #3730a3;
  --adac-green: #047857;
  --adac-green-soft: #ecfdf5;
  --adac-red: #b91c1c;
  --adac-red-soft: #fef2f2;
  --adac-amber: #a16207;
  --adac-amber-soft: #fffbeb;
  color: var(--adac-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 28px auto;
  max-width: 1180px;
  padding: 0 18px;
}

.adac-shell {
  background:
    radial-gradient(circle at 10% 0%, rgba(99, 102, 241, .14), transparent 34%),
    linear-gradient(180deg, #fff 0%, #fbfdff 100%);
  border: 1px solid rgba(148, 163, 184, .28);
  border-radius: 28px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, .10);
  overflow: hidden;
}

.adac-hero {
  padding: 58px clamp(22px, 6vw, 76px) 48px;
  text-align: center;
}

.adac-eyebrow,
.adac-results-kicker {
  color: var(--adac-brand);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  margin: 0 0 12px;
}

.adac-hero h2 {
  color: var(--adac-ink);
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 850;
  letter-spacing: -.045em;
  line-height: 1.02;
  margin: 0 auto 16px;
  max-width: 820px;
}

.adac-description {
  color: var(--adac-muted);
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.65;
  margin: 0 auto 30px;
  max-width: 690px;
}

.adac-form {
  margin: 0 auto;
  max-width: 850px;
}

.adac-search-row {
  align-items: center;
  background: #fff;
  border: 1px solid var(--adac-line);
  border-radius: 18px;
  box-shadow: 0 12px 36px rgba(15, 23, 42, .10);
  display: flex;
  gap: 8px;
  padding: 8px;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.adac-search-row:focus-within {
  border-color: rgba(79, 70, 229, .7);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, .12), 0 14px 40px rgba(15, 23, 42, .12);
}

.adac-search-icon {
  color: #94a3b8;
  font-size: 30px;
  line-height: 1;
  padding-left: 12px;
  transform: rotate(-15deg);
}

.adac-input {
  appearance: none;
  background: transparent;
  border: 0 !important;
  box-shadow: none !important;
  color: var(--adac-ink);
  flex: 1;
  font: inherit;
  font-size: 17px;
  min-width: 0;
  outline: 0;
  padding: 14px 8px;
}

.adac-input::placeholder {
  color: #94a3b8;
}

.adac-submit {
  align-items: center;
  appearance: none;
  background: linear-gradient(135deg, var(--adac-brand), #7c3aed);
  border: 0;
  border-radius: 13px;
  box-shadow: 0 8px 20px rgba(79, 70, 229, .25);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-size: 15px;
  font-weight: 800;
  gap: 10px;
  justify-content: center;
  min-height: 50px;
  padding: 12px 23px;
  transition: transform .2s ease, filter .2s ease, opacity .2s ease;
  white-space: nowrap;
}

.adac-submit:hover {
  filter: brightness(1.04);
  transform: translateY(-1px);
}

.adac-submit:disabled {
  cursor: wait;
  opacity: .8;
  transform: none;
}

.adac-submit-spinner {
  animation: adac-spin .8s linear infinite;
  border: 2px solid rgba(255, 255, 255, .35);
  border-radius: 999px;
  border-top-color: #fff;
  display: none;
  height: 17px;
  width: 17px;
}

.adac-checker.is-checking .adac-submit-spinner {
  display: inline-block;
}

@keyframes adac-spin {
  to { transform: rotate(360deg); }
}

.adac-form-message {
  color: var(--adac-red);
  font-size: 14px;
  margin: 10px 4px 0;
  min-height: 22px;
  text-align: left;
}

.adac-results-wrap {
  background: rgba(248, 250, 252, .86);
  border-top: 1px solid var(--adac-line);
  padding: 36px clamp(18px, 5vw, 62px) 42px;
}

.adac-results-wrap[hidden] {
  display: none !important;
}

.adac-results-head {
  align-items: end;
  display: flex;
  gap: 20px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.adac-results-kicker {
  margin-bottom: 5px;
}

.adac-results-title {
  color: var(--adac-ink);
  font-size: clamp(23px, 3vw, 31px);
  letter-spacing: -.025em;
  line-height: 1.15;
  margin: 0;
}

.adac-summary {
  color: var(--adac-muted);
  font-size: 14px;
  font-weight: 650;
  margin: 0;
  text-align: right;
}

.adac-progress {
  background: #e2e8f0;
  border-radius: 999px;
  height: 5px;
  margin-bottom: 22px;
  overflow: hidden;
}

.adac-progress span {
  background: linear-gradient(90deg, var(--adac-brand), #8b5cf6);
  display: block;
  height: 100%;
  transition: width .3s ease;
  width: 0;
}

.adac-results {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.adac-result {
  align-items: center;
  background: var(--adac-panel);
  border: 1px solid var(--adac-line);
  border-radius: 16px;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  min-height: 86px;
  padding: 16px;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.adac-result:hover {
  box-shadow: 0 10px 28px rgba(15, 23, 42, .07);
  transform: translateY(-1px);
}

.adac-result.is-available {
  border-color: rgba(4, 120, 87, .28);
}

.adac-result.is-registered {
  border-color: rgba(185, 28, 28, .20);
}

.adac-result.is-unknown {
  border-color: rgba(161, 98, 7, .25);
}

.adac-result-main {
  align-items: center;
  display: flex;
  gap: 13px;
  min-width: 0;
}

.adac-status-icon {
  align-items: center;
  background: #eef2ff;
  border-radius: 13px;
  display: inline-flex;
  flex: 0 0 42px;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.adac-status-icon span {
  animation: adac-pulse 1.2s ease-in-out infinite;
  background: #818cf8;
  border-radius: 999px;
  height: 10px;
  width: 10px;
}

.adac-result.is-available .adac-status-icon {
  background: var(--adac-green-soft);
  color: var(--adac-green);
}

.adac-result.is-available .adac-status-icon::before {
  content: "✓";
  font-size: 21px;
  font-weight: 900;
}

.adac-result.is-registered .adac-status-icon {
  background: var(--adac-red-soft);
  color: var(--adac-red);
}

.adac-result.is-registered .adac-status-icon::before {
  content: "×";
  font-size: 24px;
  font-weight: 900;
}

.adac-result.is-unknown .adac-status-icon {
  background: var(--adac-amber-soft);
  color: var(--adac-amber);
}

.adac-result.is-unknown .adac-status-icon::before {
  content: "?";
  font-size: 19px;
  font-weight: 900;
}

.adac-result:not(.is-pending) .adac-status-icon span {
  display: none;
}

@keyframes adac-pulse {
  0%, 100% { opacity: .35; transform: scale(.75); }
  50% { opacity: 1; transform: scale(1); }
}

.adac-result-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.adac-domain {
  color: var(--adac-ink);
  font-size: 16px;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.adac-result-note {
  color: var(--adac-muted);
  font-size: 12px;
  line-height: 1.4;
  margin-top: 4px;
}

.adac-result-action {
  align-items: flex-end;
  display: flex;
  flex-direction: column;
  gap: 7px;
  flex: 0 0 auto;
}

.adac-status-badge {
  background: #eef2ff;
  border-radius: 999px;
  color: #4338ca;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .02em;
  padding: 6px 9px;
}

.is-available .adac-status-badge {
  background: var(--adac-green-soft);
  color: var(--adac-green);
}

.is-registered .adac-status-badge {
  background: var(--adac-red-soft);
  color: var(--adac-red);
}

.is-unknown .adac-status-badge {
  background: var(--adac-amber-soft);
  color: var(--adac-amber);
}

.adac-register-link {
  color: var(--adac-brand);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.adac-register-link:hover {
  color: var(--adac-brand-dark);
  text-decoration: underline;
}

.adac-disclaimer {
  color: var(--adac-muted);
  font-size: 12px;
  line-height: 1.55;
  margin: 22px 0 0;
  text-align: center;
}

@media (max-width: 760px) {
  .adac-checker {
    margin: 18px auto;
    padding: 0 10px;
  }

  .adac-shell {
    border-radius: 20px;
  }

  .adac-hero {
    padding: 38px 18px 34px;
  }

  .adac-search-row {
    align-items: stretch;
    flex-wrap: wrap;
    padding: 7px;
  }

  .adac-search-icon {
    align-items: center;
    display: flex;
  }

  .adac-input {
    min-width: calc(100% - 55px);
  }

  .adac-submit {
    width: 100%;
  }

  .adac-results-wrap {
    padding: 28px 14px 32px;
  }

  .adac-results-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .adac-summary {
    text-align: left;
  }

  .adac-results {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 420px) {
  .adac-result {
    align-items: flex-start;
  }

  .adac-result-action {
    align-items: flex-end;
  }

  .adac-status-icon {
    flex-basis: 36px;
    height: 36px;
    width: 36px;
  }
}