/* =============================================
   Lim Modular Studio — contact.css
   Contactセクション
   ============================================= */

.contact {
  display: grid;
  grid-template-columns: 1fr 2fr;
  min-height: 440px;
}

/* --- 左カラム: タイトルエリア --- */
.contact-left {
  padding: 32px 3vw 32px 7.5dvw;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 26px;
}

.contact-lead {
  font-size: clamp(14.00px, calc(0.22vw + 13.17px), 16.00px);
  color: var(--text-secondary);
  line-height: 1.9;
  margin: 0;
}

/* --- 右カラム: フォームエリア --- */
.contact-right {
  padding: 48px 7.5dvw 64px 2rem;
}

/* --- フォーム全体 --- */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 560px;
  width: 100%;
  margin: 0 auto;
}

/* --- フォームグループ --- */
.form-group {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* --- ラベル --- */
.form-label {
  font-size: clamp(12.00px, calc(0.22vw + 11.17px), 14.00px);
  font-family: var(--font-mono);
  color: var(--text-muted);
  letter-spacing: 0.08em;
  display: flex;
  align-items: end;
  gap: 2px;
}

.form-required {
  color: var(--accent);
  font-size: 16px;
}

.form-optional {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
  letter-spacing: 0.04em;
}

/* --- インプット・テキストエリア共通 --- */
.form-input,
.form-select,
.form-textarea {
  font-family: var(--font-sans);
  font-size: clamp(15.00px, calc(0.15vw + 14.44px), 16.00px);
  color: var(--text-primary);
  background: var(--bg);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  width: 100%;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  appearance: none;
  -webkit-appearance: none;
}

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

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(106, 56, 185, 0.08);
}

/* バリデーションエラー時 */
.form-input.is-error,
.form-select.is-error,
.form-textarea.is-error {
  border-color: #e05c5c;
}

/* --- エラーメッセージ --- */
.form-error-msg {
  font-size: 12px;
  color: #e05c5c;
  font-family: var(--font-mono);
  position: absolute;
  bottom: -20px;
  left: 0;
  margin-top: 0.5em;
}

/* チェックボックスのエラー */
/* .form-checkbox.is-error span {
  color: #e05c5c;
} */
.form-checkbox.is-error input[type="checkbox"] {
  border-color: #e05c5c!important;
}

/* --- セレクトボックス --- */
.form-select-wrap {
  position: relative;
}

.form-select-wrap::after {
  content: "";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--text-muted);
  border-bottom: 1.5px solid var(--text-muted);
  rotate: 45deg;
  pointer-events: none;
  margin-top: -2px;
}

.form-select {
  cursor: pointer;
  padding-right: 36px;
}

.form-select option[value=""][disabled] {
  color: var(--text-muted);
}

/* --- テキストエリア --- */
.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.8;
}

/* --- チェックボックス --- */
.form-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: clamp(13.00px, calc(0.15vw + 12.44px), 14.00px);
  color: var(--text-secondary);
  user-select: none;
}

.form-checkbox input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  min-width: 16px;
  border: 0.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  cursor: pointer;
  position: relative;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.form-checkbox input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.form-checkbox input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  rotate: 45deg;
}

.form-checkbox a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- 送信ボタン --- */
.form-submit {
  font-size: 15px;
  padding: 14px 32px;
  align-self: flex-start;
  border-radius: var(--radius-md);
  letter-spacing: 0.04em;
}

/* --- フォームアクション行 --- */
.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-clear {
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  letter-spacing: 0.04em;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.25s ease;
  padding: 0;
}

.form-clear:hover {
  color: var(--text-secondary);
}

/* --- 送信完了メッセージ --- */
.contact-complete {
  display: none;
  flex-direction: column;
  gap: 16px;
  max-width: 560px;
  width: 100%;
  margin: 0 auto;
  padding: 48px 0;
}

.contact-complete.is-visible {
  display: flex;
  align-items: center;
}

.complete-title {
  font-size: clamp(28px, 3vw, 40px);
  font-family: var(--font-sansEn);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.complete-title em {
  color: var(--accent);
  font-style: normal;
}

.complete-text {
  font-size: clamp(15px, calc(0.15vw + 14.44px), 16px);
  color: var(--text-secondary);
  line-height: 2.2;
  text-align: center;
}

.complete-divider {
  width: 28em;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--accent), transparent);
}

/* --- エージェント情報 --- */
.contact-agent {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border-left: 2px solid var(--accent-tint);
  background: var(--accent-tint);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.contact-agent-text {
  font-size: clamp(13.00px, calc(0.15vw + 12.44px), 14.00px);
  color: var(--text-secondary);
  line-height: 1.8;
  letter-spacing: 0.02em;
}

.contact-agent-badge {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: var(--accent-dark);
  letter-spacing: 0.02em;
  line-height: 1.8;
}

.contact-agent-link {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--accent-dark);
  letter-spacing: 0.06em;
  text-underline-offset: 3px;
}

@media (max-width: 1023px) {
  .contact {
    grid-template-columns: 1fr;
  }
  .contact-right {
    padding: 24px 7.5dvw 48px;
  }
  .contact-agent {
    width: fit-content;
  }
}

@media (max-width: 767px) {
  .contact-left {
    padding: 32px 1.8rem 1rem;
    gap: 20px;
  }

  .contact-lead {
    font-size: clamp(15.80px, calc(0.15vw + 15.22px), 17.20px);
    letter-spacing: 0.02em;
  }

  .contact-right {
    padding: 2rem 1.8rem 3rem;
  }

  .complete-divider {
    width: 100%; /* 28em → はみ出し防止 */
  }

  .form-label {
    font-size: 14.8px;
  }

  .form-submit {
    width: 100%; /* SPではボタン全幅の方がタップしやすい */
  }

  .form-actions {
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
  }

  .form-clear {
    text-align: center;
  }

/* --- インプット・テキストエリア共通 --- */
  .form-input,
  .form-select,
  .form-textarea {
    border:1px solid var(--border);
  }

  .form-checkbox input[type="checkbox"] {
    border:1px solid var(--border);
  }
}