/* form.css - お問い合わせフォーム専用スタイル */

.contact-wrapper {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-bg-pure);
  padding: 60px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(18, 19, 36, 0.04);
  position: relative;
  z-index: 5;
}

@media (max-width: 768px) {
  .contact-wrapper {
    padding: 32px 24px;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 576px) {
  .form-group-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

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

.form-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-sys-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
}

.form-label .required-badge {
  background-color: var(--color-mkt-coral);
  color: var(--color-bg-pure);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-left: 8px;
}

/* インタラクティブな入力フィールド (幾何学的＆高品質フォーカス) */
.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-base);
  color: var(--color-text-main);
  font-family: inherit;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  outline: none;
  transition: var(--transition-smooth);
}

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

/* フォーカス時のオーロラグローエフェクト */
.form-input:focus,
.form-textarea:focus {
  border-color: transparent;
  background-color: var(--color-bg-pure);
  box-shadow: 0 0 0 2px var(--color-sys-blue), 0 10px 25px rgba(59, 130, 246, 0.08);
}

/* エラー入力時のアラート状態 */
.form-group.has-error .form-input,
.form-group.has-error .form-textarea {
  border-color: var(--color-mkt-coral);
  background-color: rgba(255, 90, 67, 0.02);
}

.form-group.has-error .form-input:focus,
.form-group.has-error .form-textarea:focus {
  box-shadow: 0 0 0 2px var(--color-mkt-coral), 0 10px 25px rgba(255, 90, 67, 0.08);
}

.error-message {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-mkt-coral);
  margin-top: 6px;
  opacity: 0;
  transform: translateY(-5px);
  transition: var(--transition-smooth);
  display: block;
}

.form-group.has-error .error-message {
  opacity: 1;
  transform: translateY(0);
}

/* 同意チェックボックス */
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.form-consent input {
  margin-top: 4px;
  accent-color: var(--color-mkt-coral);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.form-submit-container {
  text-align: center;
}

.form-submit-container .btn {
  padding: 16px 48px;
  min-width: 200px;
}

/* 送信完了ポップアップ (マイクロインタラクション) */
.form-success-alert {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -40%) scale(0.9);
  background: var(--color-bg-pure);
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 90, 67, 0.15);
  text-align: center;
  z-index: 1000;
  max-width: 480px;
  width: 90%;
  opacity: 0;
  pointer-events: none;
  transition: all 0.5s var(--ease-expo);
}

.form-success-alert.active {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  pointer-events: auto;
}

.form-success-icon {
  width: 72px;
  height: 72px;
  background-color: var(--color-mkt-amber);
  color: var(--color-mkt-coral);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.25rem;
  margin: 0 auto 24px auto;
  box-shadow: var(--shadow-glow);
  animation: scale-up-bounce 0.6s var(--transition-bounce) forwards;
}

.form-success-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-sys-dark);
}

.form-success-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

/* 背景オーバーレイ */
.form-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(18, 19, 36, 0.6);
  backdrop-filter: blur(8px);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease-out;
}

.form-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

@keyframes scale-up-bounce {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}