/* ============================================================
   LEAF v3 — Contact Page Styles
   ============================================================ */

.contact-page-hero {
  height: clamp(360px, 50vh, 560px);
}

/* ========================
   Contact Section
   ======================== */
.contact-form-section {
  padding: var(--sp-xl) 0 var(--sp-2xl);
  background: var(--c-bg);
}

.contact-form-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(48px, 8vw, 120px);
  align-items: start;
}

/* ========================
   Left Info
   ======================== */
.contact-info {
  position: sticky;
  top: 120px;
}

.contact-form-heading {
  font-family: var(--f-serif);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 300;
  color: var(--c-white);
  line-height: 1.4;
  margin: 20px 0 24px;
}

.contact-form-desc {
  font-size: 14px;
  color: var(--c-text-dim);
  line-height: 2;
  margin-bottom: 48px;
}

.contact-info-items {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-top: 32px;
  border-top: 1px solid var(--c-border);
}

.contact-info-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-info-item .t-label {
  color: var(--c-accent);
  font-size: 9px;
  letter-spacing: 0.2em;
}

.contact-info-value {
  font-family: var(--f-sans);
  font-size: 14px;
  color: var(--c-text-dim);
  line-height: 1.6;
  transition: color var(--t-fast);
}

a.contact-info-value:hover {
  color: var(--c-accent);
}

/* ========================
   Form
   ======================== */
.contact-form-right {
  padding-top: 8px;
}

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

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-label {
  font-family: var(--f-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text-mute);
}

.form-required {
  color: var(--c-accent);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-border);
  border-radius: 2px;
  color: var(--c-white);
  font-family: var(--f-sans);
  font-size: 14px;
  padding: 14px 18px;
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.2);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--c-accent);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 3px rgba(180, 140, 80, 0.12);
}

.form-input:invalid:not(:placeholder-shown),
.form-select:invalid:not(:placeholder-shown),
.form-textarea:invalid:not(:placeholder-shown) {
  border-color: rgba(224, 85, 85, 0.5);
}

.form-select-wrap {
  position: relative;
}

.form-select {
  cursor: pointer;
  padding-right: 40px;
}

.form-select option {
  background: #1a1a1a;
  color: var(--c-white);
}

.form-select-arrow {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--c-text-mute);
  pointer-events: none;
}

.form-textarea {
  resize: vertical;
  min-height: 160px;
  line-height: 1.8;
}

/* ========================
   Privacy Checkbox
   ======================== */
.form-privacy {
  padding-top: 4px;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.form-checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form-checkbox-custom {
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 1px solid var(--c-border);
  border-radius: 2px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: border-color var(--t-fast), background var(--t-fast);
}

.form-checkbox:checked + .form-checkbox-custom {
  background: var(--c-accent);
  border-color: var(--c-accent);
}

.form-checkbox:checked + .form-checkbox-custom::after {
  content: '';
  width: 10px;
  height: 6px;
  border-left: 1.5px solid #0c0c0c;
  border-bottom: 1.5px solid #0c0c0c;
  transform: rotate(-45deg) translateY(-1px);
  display: block;
}

.form-checkbox-text {
  font-size: 13px;
  color: var(--c-text-dim);
  line-height: 1.6;
}

.form-checkbox-text a {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ========================
   Submit Button
   ======================== */
.form-submit-btn {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 40px;
  background: transparent;
  border: 1px solid var(--c-accent);
  color: var(--c-accent);
  font-family: var(--f-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color var(--t-base), background var(--t-base);
}

.form-submit-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base) var(--ease-out);
}

.form-submit-btn:hover::before {
  transform: scaleX(1);
}

.form-submit-btn:hover {
  color: #0c0c0c;
}

.form-submit-btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn-text {
  position: relative;
  z-index: 1;
}

.btn-arrow {
  position: relative;
  z-index: 1;
  transition: transform var(--t-fast);
}

.btn-loading {
  display: none;
  position: relative;
  z-index: 1;
}

.form-submit-btn.is-loading .btn-text,
.form-submit-btn.is-loading .btn-arrow {
  display: none;
}

.form-submit-btn.is-loading .btn-loading {
  display: flex;
}

.form-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ========================
   Messages
   ======================== */
.form-message {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border-radius: 2px;
  margin-bottom: 8px;
}

.form-success {
  background: rgba(180, 140, 80, 0.08);
  border: 1px solid rgba(180, 140, 80, 0.3);
}

.form-error {
  background: rgba(224, 85, 85, 0.08);
  border: 1px solid rgba(224, 85, 85, 0.3);
}

.form-message svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.form-message-title {
  font-family: var(--f-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--c-white);
  margin-bottom: 4px;
}

.form-message-body {
  font-size: 13px;
  color: var(--c-text-dim);
  line-height: 1.7;
}

/* ========================
   Responsive
   ======================== */
@media (max-width: 1024px) {
  .contact-form-wrap {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-info {
    position: static;
  }
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .form-submit-btn {
    width: 100%;
    justify-content: center;
  }
}