.contact-us-page {
  padding: var(--space-8) var(--space-4) var(--space-12);
}

.contact-us-wrap {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
}

.contact-us-head {
  text-align: center;
  margin-bottom: var(--space-7);
}

.contact-us-head h1 {
  font-size: 1.9rem;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}

.contact-us-head p {
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 68ch;
  margin: 0 auto;
}

.contact-us-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.contact-form {
  display: grid;
  gap: var(--space-5);
}

.contact-field {
  position: relative;
}

.contact-field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.contact-input,
.contact-textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0 12px;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.contact-input {
  height: 42px;
}

.contact-textarea {
  min-height: 150px;
  padding: 10px 12px;
  resize: vertical;
}

.contact-input:focus,
.contact-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.14);
}

.contact-hint {
  margin-top: var(--space-2);
  margin-bottom: 0;
  color: var(--text-tertiary);
  font-size: 0.8rem;
}

.contact-status {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  line-height: 1.5;
}

.contact-status--ok {
  border: 1px solid var(--teal-200);
  background: var(--teal-50);
  color: var(--teal-600);
}

.contact-status--error {
  border: 1px solid #f6c4bd;
  background: #fdf0ee;
  color: #be123c;
}

#submitBtn {
  min-height: 46px;
  font-size: 1.06rem;
  font-weight: 700;
  justify-content: center;
  text-align: center;
}

#submitBtn.is-loading {
  opacity: 0.82;
  cursor: wait;
}

.contact-field-error {
  margin: var(--space-2) 0 0;
  color: #be123c;
  font-size: 0.8rem;
  display: none;
}

.contact-field.is-invalid .contact-input,
.contact-field.is-invalid .contact-textarea {
  border-color: #f87171;
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.12);
}

.contact-field.is-invalid .contact-field-error {
  display: block;
}

.contact-toast {
  position: fixed;
  inset-inline-end: 16px;
  bottom: 18px;
  z-index: 90;
  background: #0f766e;
  color: #ffffff;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--dur-fast), transform var(--dur-fast);
}

.contact-toast.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .contact-us-page {
    padding-top: var(--space-6);
  }

  .contact-us-card {
    padding: var(--space-5);
  }

  .contact-us-head h1 {
    font-size: 1.55rem;
  }
}