/* ===== Contact 独有样式 ===== */
.hero-bg-image {
  background-image: url("./assets/hero-contact-bg.png");
  opacity: 0.65;
}

.contact-section {
  position: relative;
  background:
    radial-gradient(ellipse at 20% 30%,
      rgba(0, 102, 255, 0.2) 0%,
      transparent 50%),
    radial-gradient(ellipse at 80% 70%,
      rgba(0, 198, 255, 0.12) 0%,
      transparent 50%),
    linear-gradient(180deg, #051438 0%, #0a2463 100%);
  padding: 100px 0;
  overflow: hidden;
}

.contact-section::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 50%;
  background-image:
    linear-gradient(rgba(0, 198, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 198, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.contact-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: start;
}

.contact-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 3px;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.contact-heading {
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.contact-desc {
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 48px;
  max-width: 480px;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
}

.contact-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: rgba(0, 198, 255, 0.1);
  border: 1px solid rgba(0, 198, 255, 0.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.contact-item:hover .contact-icon {
  background: rgba(0, 198, 255, 0.18);
  border-color: rgba(0, 198, 255, 0.4);
  transform: scale(1.05);
}

.contact-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--cyan);
  stroke-width: 1.8;
  fill: none;
}

.contact-item-label {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.contact-item-value {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 400;
  letter-spacing: 0.5px;
}

.contact-form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 48px 44px;
  box-shadow: 0 24px 80px rgba(0, 20, 60, 0.35);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 22px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid #e2e8f4;
  border-radius: 12px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text-dark);
  background: #fafbfe;
  transition: all 0.3s;
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #a0aec0;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.08);
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
  line-height: 1.7;
}

.form-submit {
  width: 100%;
  padding: 16px;
  margin-top: 8px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 17px;
  font-weight: 600;
  font-family: inherit;
  letter-spacing: 4px;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 8px 24px rgba(0, 102, 255, 0.3);
}

.form-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 102, 255, 0.4);
}

.form-submit:active {
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-heading {
    font-size: 34px;
  }
}

@media (max-width: 768px) {
  .contact-section {
    padding: 64px 0;
  }

  .contact-heading {
    font-size: 28px;
    letter-spacing: 1px;
  }

  .contact-desc {
    font-size: 15px;
    margin-bottom: 32px;
  }

  .contact-form-card {
    padding: 32px 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .contact-item {
    gap: 16px;
  }

  .contact-icon {
    width: 48px;
    height: 48px;
  }

  .contact-icon svg {
    width: 22px;
    height: 22px;
  }

  .contact-item-label {
    font-size: 16px;
  }

  .contact-item-value {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .contact-heading {
    font-size: 24px;
  }
}