/**
 * ============================================================================
 * CONTACT DOMAIN STYLESHEET
 * ============================================================================
 * Mengatur tata letak formulir kontak interaktif, bidang input metalik,
 * status validasi real-time, area live feedback aksesibilitas, kartu info kontak,
 * dan tombol aksi kirim bergradasi merah metalik.
 */

.contact-section {
  position: relative;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
}

.contact-header {
  margin-bottom: var(--space-12, 3rem);
}

.contact-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2, 0.5rem);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.contact-eyebrow-line {
  display: inline-block;
  width: 20px;
  height: 2px;
  background-color: var(--red-primary);
}

.contact-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.contact-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  max-width: 68ch;
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* Layout Grid Kontak */
.contact-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10, 2.5rem);
  width: 100%;
}

@media (min-width: 960px) {
  .contact-container {
    grid-template-columns: 1.35fr 1fr;
    gap: var(--space-12, 3rem);
  }
}

/* Formulir Kontak */
.contact-form-card {
  background-color: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8, 2rem);
  position: relative;
  box-shadow: var(--shadow-metallic);
}

.contact-form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-metallic);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5, 1.25rem);
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5, 1.25rem);
}

@media (min-width: 600px) {
  .form-group-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2, 0.5rem);
}

.form-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  display: flex;
  justify-content: space-between;
}

.form-label-required {
  color: var(--text-accent);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--surface-input);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--red-primary);
  box-shadow: 0 0 0 1px var(--red-primary), 0 0 12px var(--red-glow);
}

.form-input.has-error,
.form-textarea.has-error {
  border-color: var(--red-hover);
  background-color: rgba(230, 46, 61, 0.04);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-error-msg {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--red-hover);
  min-height: 1.1em;
  display: none;
}

.form-error-msg.is-visible {
  display: block;
}

/* Status Feedback Message (aria-live="polite") */
.contact-status-msg {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  margin-top: var(--space-2);
  line-height: var(--leading-relaxed);
  display: none;
}

.contact-status-msg:not(:empty) {
  display: block;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
}

.contact-status-msg.status-error {
  display: block;
  background: rgba(230, 46, 61, 0.12);
  border: 1px solid var(--red-badge-border);
  color: #ffadb4;
}

.contact-status-msg.status-success {
  display: block;
  background: rgba(46, 204, 113, 0.12);
  border: 1px solid rgba(46, 204, 113, 0.35);
  color: #a3e9be;
}

/* Tombol Submit */
.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: 0.85rem 1.75rem;
  background: var(--gradient-red-metallic);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
  box-shadow: 0 4px 16px -2px rgba(230, 46, 61, 0.45);
  margin-top: var(--space-2);
}

.btn-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -2px rgba(230, 46, 61, 0.65);
  filter: brightness(1.08);
}

.btn-submit:disabled {
  opacity: 0.75;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-submit:active:not(:disabled) {
  transform: translateY(0);
}

.btn-submit:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
}

.btn-submit-icon {
  width: 18px;
  height: 18px;
}

.btn-submit-icon.is-spinning {
  animation: btn-spin 0.8s linear infinite;
}

@keyframes btn-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Sisi Kanan: Kartu Info & Fallback Mailto */
.contact-info-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-6, 1.5rem);
}

.contact-info-card {
  background-color: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6, 1.5rem);
  position: relative;
}

.contact-info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-metallic);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.contact-info-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}

.contact-direct-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  transition: border-color var(--transition-fast), color var(--transition-fast);
  word-break: break-all;
}

.contact-direct-link:hover {
  border-color: var(--red-hover);
  color: var(--red-hover);
}

.contact-direct-icon {
  width: 18px;
  height: 18px;
  color: var(--text-accent);
  flex-shrink: 0;
}

.contact-meta-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-subtle);
  list-style: none;
  margin: 0;
  padding-left: 0;
}

.contact-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-meta-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-meta-val {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}