.support-dialog {
  width: min(calc(100% - 32px), 680px);
  max-height: calc(100vh - 32px);
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  color: var(--text);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.support-dialog::backdrop {
  background: rgba(2, 7, 13, 0.8);
  backdrop-filter: blur(10px);
}

.support-form {
  padding: clamp(24px, 5vw, 40px);
}

.support-header {
  display: flex;
  margin-bottom: 28px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.support-header h2 {
  margin-bottom: 8px;
  font-size: clamp(1.7rem, 5vw, 2.35rem);
}

.support-intro {
  max-width: 540px;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.support-close {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--text-muted);
  background: var(--surface-soft);
  cursor: pointer;
  font-size: 1.3rem;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.support-grid label > span {
  display: block;
  margin-bottom: 7px;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.support-grid input,
.support-grid select,
.support-grid textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  background: rgba(5, 11, 20, 0.72);
  font: inherit;
}

.support-grid input,
.support-grid select {
  min-height: 50px;
  padding: 0 14px;
}

.support-grid textarea {
  min-height: 132px;
  padding: 13px 14px;
  resize: vertical;
}

.support-grid input:focus,
.support-grid select:focus,
.support-grid textarea:focus {
  border-color: var(--focus);
  outline: 2px solid rgba(142, 197, 255, 0.18);
}

.support-grid input:user-invalid,
.support-grid select:user-invalid,
.support-grid textarea:user-invalid {
  border-color: var(--red);
}

.support-full {
  grid-column: 1 / -1;
}

.support-turnstile {
  min-height: 65px;
  margin-top: 22px;
}

.support-error {
  margin-top: 18px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 119, 119, 0.3);
  border-radius: 10px;
  color: #ffc3c3;
  background: rgba(255, 119, 119, 0.08);
  font-size: 0.8rem;
}

.support-submit {
  display: inline-flex;
  width: 100%;
  min-height: 52px;
  margin-top: 20px;
  padding: 0 20px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 0;
  border-radius: 12px;
  color: #07111f;
  background: linear-gradient(145deg, var(--gold-bright), #d99628);
  cursor: pointer;
  font: inherit;
  font-weight: 850;
}

.support-submit:disabled {
  cursor: wait;
  opacity: 0.65;
}

.support-success {
  display: grid;
  gap: 1rem;
  padding: clamp(28px, 6vw, 44px);
  text-align: center;
}

.support-success[hidden] {
  display: none;
}

.support-success h2,
.support-success p {
  margin: 0;
}

.support-reference {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  overflow-wrap: anywhere;
}

@media (max-width: 620px) {
  .support-grid {
    grid-template-columns: 1fr;
  }

  .support-full {
    grid-column: auto;
  }
}