/* ── Contact Us Section ──────────────────────────────────── */
.contact-us {
  position: relative;
  width: 100%;
  padding: 5.5rem 4rem;
  background: linear-gradient(
    180deg,
    rgba(10, 8, 20, 1)      0%,
    rgba(40, 10, 80, 0.92)  50%,
    rgba(70, 20, 120, 0.78) 100%
  );
  overflow: hidden;
  box-sizing: border-box;
}

.contact-us__inner {
  max-width: 1200px;
  margin: 0 auto;
}

.contact-us__grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 2.5rem;
  align-items: start;
}

/* Left column */
.contact-us__left { padding-right: 0.5rem; }

.contact-us__entry-title {
  margin: 0 0 1rem 0;
  font-family: var(--f-display);
  font-size: clamp(2.4rem, 4.6vw, 2.5rem);
  color: var(--c-chalk);
  line-height: 1.03;
}

.contact-us__entry-text {
  margin: 0 0 1.5rem 0;
  color: var(--c-chalk-50);
  max-width: 38rem;
  font-size: 1.05rem;
  line-height: 1.55;
}

.contact-us__image-wrap {
  margin-top: 1.25rem;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(2, 2, 2, 0.45);
  width: 60%;
}

.contact-us__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Right column */
.contact-us__right { display: flex; align-items: flex-start; }

.contact-us__form-card {
  width: 100%;
  border-radius: 10px;
  padding: 1.5rem;
  background: #1d1d1d;
  box-shadow: 0 12px 40px rgba(5, 2, 12, 0.6);
  position: relative;
  overflow: hidden;
}

.contact-us__card-title {
  margin: 0 0 0.25rem 0;
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: #fff;
}

.contact-us__card-sub {
  margin: 0 0 1rem 0;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.75);
}

.contact-us__form {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.contact-us__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-us__label {
  font-family: var(--f-mono);
  font-size: 0.64rem;
  text-transform: uppercase;
  color: var(--c-chalk-35);
}

.contact-us__input,
.contact-us__textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.75rem 0.9rem;
  color: #fff;
  font-size: 0.97rem;
  border-radius: 8px;
  outline: none;
  font-family: inherit;
  box-sizing: border-box;
}

.contact-us__input       { min-height: 42px; }
.contact-us__textarea    { min-height: 120px; resize: vertical; }

.contact-us__input::placeholder,
.contact-us__textarea::placeholder { color: rgba(255,255,255,0.42); }

.contact-us__input:focus,
.contact-us__textarea:focus {
  box-shadow: 0 6px 18px rgba(88, 20, 140, 0.18);
  border-color: rgba(195, 46, 255, 0.58);
}

.contact-us__input--error,
.contact-us__textarea--error { border-color: rgba(239, 68, 68, 0.85) !important; }

.contact-us__error-msg {
  color: #f87171;
  font-size: 0.84rem;
  margin-top: 0.3rem;
}

.contact-us__submit-wrap {
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-us__submit-btn {
  padding: 0.95rem 1.5rem;
  border-radius: 28px;
  border: none;
  background: #fff;
  color: #0f0f0f;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.98rem;
  width: 100%;
  transition: background var(--t-sm);
}

.contact-us__submit-btn:hover:not(:disabled) {
  background: linear-gradient(90deg, #d8b4fe, #b066f5);
}

.contact-us__submit-btn:disabled { opacity: 0.62; cursor: not-allowed; }

.contact-us__btn-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}

.contact-us__spinner {
  width: 18px;
  height: 18px;
  border: 3px solid rgba(0,0,0,0.25);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  flex-shrink: 0;
}

.contact-us__note {
  font-family: var(--f-mono);
  font-size: 0.64rem;
  color: rgba(255,255,255,0.58);
  text-align: center;
}

/* Success state */
.contact-us__success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  text-align: center;
  padding: 2.2rem 1.4rem;
  border-radius: 10px;
  background: rgba(255,255,255,0.015);
  border: 1px solid rgba(255,255,255,0.04);
  width: 100%;
}

.contact-us__success-mark  { font-size: 2.8rem; color: var(--c-gold); }
.contact-us__success-title {
  font-family: var(--f-display);
  font-size: 2rem;
  color: var(--c-gold);
  margin: 0;
}

.contact-us__success-body  { color: rgba(255,255,255,0.9); margin: 0; }

.contact-us__reset-btn {
  margin-top: 0.8rem;
  padding: 0.75rem 1.4rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.09);
  background: transparent;
  color: #e9d5ff;
  cursor: pointer;
  transition: background var(--t-sm);
}

.contact-us__reset-btn:hover { background: rgba(255,255,255,0.06); }

/* Footer */
.contact-us__footer {
  margin-top: 3.5rem;
  text-align: center;
}

.contact-us__footer-copy {
  font-family: var(--f-mono);
  color: var(--c-chalk-20);
  font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 1000px) {
  .contact-us__grid { grid-template-columns: 1fr 380px; gap: 2rem; }
  .contact-us__entry-title { font-size: 1.5rem; }
}

@media (max-width: 768px) {
  .contact-us { padding: 4.5rem 2rem; }
  .contact-us__grid { grid-template-columns: 1fr; }
  .contact-us__left  { order: 0; }
  .contact-us__right { order: 1; }
  .contact-us__entry-title { font-size: 2rem; }
  .contact-us__entry-text  { font-size: 0.8rem; }
  .contact-us__card-title  { font-size: 1rem; }
}

@media (max-width: 480px) {
  .contact-us__form-card { padding: 1.3rem; }
  .contact-us__image-wrap { display: none; }
  .contact-us__entry-title { font-size: 1.25rem; }
}