@charset "UTF-8";

:root {
  /* スペーシング */
  --spacing-xs: 4px;
  /* 段落 */
  --spacing-sm: 8px;
  /* セクション間 */
  --spacing-md: 16px;
  /* IDセクション間 */
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;

  /* 文字サイズ */
  --fontsize-xs: 8px;
  --fontsize-sm: 12px;
  --fontsize-md: 16px;
  --fontsize-lg: 24px;

  /* いろ */
  --color-main: #0066cc;
  --color-sub: #ffff00;
  --color-accent: #000066;
  --color-subaccent: #bad8da;

  --color-success: #10b981;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  --color-info: #0066cc;
}

/* ------------------------------
見出しのスタイル */
#main {
  width: 92%;
  max-width: 900px;
  margin: 25px auto;
}

.main-head {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  color: #333;
  margin: 0 0 var(--spacing-sm);
  line-height: 1.4;
}

/* ------------------------------
モバイルでの改行対応 */
.title-break {
  display: none;
}

@media (max-width: 768px) {
  .title-break {
    display: block;
  }
}

/* ------------------------------
ステップボックス */
.step-box {
  margin: 2rem 0 var(--spacing-md);
  padding: 2rem 1rem;
}

.step {
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
  max-width: 950px;
  margin: 0 auto;
}

.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex: 1;
  font-size: 1.4rem;
  font-weight: 500;
  color: #666;
}

.step-item::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background-color: #6c757d;
  color: white;
  font-weight: 600;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 2;
  padding-top: 0.2rem;
}

.step {
  counter-reset: step-counter;
}

/* ------------------------------
ステップ間の線 */
.step-item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 2.5rem;
  left: calc(50% + 2.5rem);
  width: calc(100% - 5rem);
  height: 4px;
  background-color: #dee2e6;
  z-index: 1;
}

.step-item.active::before {
  background-color: #007bff;
}

.step-item.active {
  color: #007bff;
}

.step-item.completed::before {
  background-color: #28a745;
}

.step-item.completed {
  color: #28a745;
}

.step-item.completed::after {
  background-color: #28a745;
}

@media (max-width: 768px) {
  .main-head {
    font-size: 2rem;
    margin-bottom: 1.5rem;
  }

  .step-box {
    padding: 1.5rem 0.5rem;
  }

  .step {
    width: 400px;
    max-width: 100%;
  }

  .step-item {
    font-size: 1.2rem;
  }

  .step-item::before {
    width: 4rem;
    height: 4rem;
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
    padding-top: 0.2rem;
  }

  .step-item:not(:last-child)::after {
    top: 2rem;
    left: calc(50% + 2rem);
    width: calc(100% - 4rem);
    height: 3px;
  }
}

/* フォーカス対応（キーボードナビゲーション） */
.step-item:focus-visible {
  outline: 2px solid #007bff;
  outline-offset: 2px;
  border-radius: 4px;
}

.step-item:hover::before {
  transform: scale(1.05);
  transition: transform 0.2s ease;
}

.step-item::before {
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.step-item::after {
  transition: background-color 0.3s ease;
}

/* ------------------------------
web割引バナー */
.image-link {
  display: block;
  text-decoration: none;
  border: none;
  outline: none;
}

.image-link:hover .responsive-image img {
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.webDiscountBanner-box {
  display: block;
  width: 100%;
  max-width: 700px;
  margin: 0 auto var(--spacing-md);
}

.webDiscountBanner-box img {
  width: 100%;
  height: auto;
}

.form-introduction {
  margin-bottom: var(--spacing-xxl);
  text-align: justify;
}

/* ------------------------------
form */
.form {
  margin-bottom: var(--spacing-lg);
}

.form-head {
  border-bottom: 2px solid var(--color-main);
  padding-bottom: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  font-size: var(--fontsize-lg);
  font-weight: bold;
}

@media (min-width: 768px) {
  .form-head {
    font-size: var(--fontsize-lg);
    margin-bottom: var(--spacing-lg);
  }
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label,
.question-title {
  border-left: 8px solid var(--color-main);
  padding-left: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-weight: bold;
  font-size: var(--fontsize-md);
}

.form-group label.noborder {
  border-left: none;
}

.form-group .inline {
  display: block;
}

.required {
  display: inline-block;
  background-color: var(--color-error);
  padding: 2px 4px 1px;
  margin: -2px 0 0 5px;
  color: white;
  font-size: var(--fontsize-sm);
  font-weight: bold;
  border-radius: 4px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group input[type="time"],
.form-group textarea,
.form-group select {
  height: 40px;
  box-sizing: border-box;
  font-size: var(--fontsize-md);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  border-radius: 4px;
  border: 1px solid var(--color-subaccent);
  width: min(500px, 100%);
  max-width: 500px;
  transition: border-color 0.2s ease;
}

.form-group textarea {
  resize: vertical;
  min-height: 15rem;
  max-height: 30rem;
}

.form-group input[type="date"],
.form-group input[type="time"] {
  width: min(350px, 100%);
}

.form-group select {
  appearance: none;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path d="M6 8L0 2h12z" fill="%23666"/></svg>');
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px 8px;
  font-size: 16px;
  line-height: 1.5;
  cursor: pointer;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-main);
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.form-group fieldset {
  border: none;
  margin: 0;
  padding: 0;
}

.address-group-title {
  display: block;
  border-left: 8px solid var(--color-main);
  padding-left: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  font-weight: bold;
  font-size: var(--fontsize-md);
}

.address-group .form-group {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}



.address-group .form-group input,
.address-group .form-group select {
  flex: 1;
  min-width: 0;
  height: 40px;
  font-size: 16px;
  line-height: normal;
  padding: 8px 16px;
  box-sizing: border-box;
  width: 100%;
  max-width: 400px;
}

.address-group .form-group select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8"><path d="M6 8L0 2h12z" fill="%23666"/></svg>');
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px 8px;
  padding-right: 36px;
}

/* 住所フォームだけ横並びにする */
.address-group .form-group label {
  min-width: 130px;
  margin-right: 10px;
  font-weight: bold;
}

.address-group .form-group input,
.address-group .form-group select {
  flex: 1;
  min-width: 0;
  padding: 8px;
  font-size: 1em;
}

.option-group {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.option-item {
  position: relative;
  margin: 0;
  padding: 0;
}

/* ------------------------------
チェックボックス・ラジオボタンとラベルの基本スタイル */
.option-item input[type="checkbox"],
.option-item input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
  margin: 0;
  z-index: 1;
}

.option-item label {
  display: flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  margin: 0;
  cursor: pointer;
  font-size: var(--fontsize-md);
  line-height: 1.5;
  border: none;
  border-radius: 4px;
  background-color: transparent;
  transition: all 0.2s ease;
  position: relative;
  min-height: 32px;
  /* カスタムチェックボックスのスペース */
  padding-left: calc(var(--spacing-lg) + 24px + var(--spacing-sm));
}

@media (min-width: 769px) {
  .option-item label {
    padding: var(--spacing-xs) var(--spacing-sm);
    padding-left: calc(var(--spacing-lg) + 24px + var(--spacing-sm));
  }
}

/* カスタムチェックボックス・ラジオボタン */
.option-item label::before {
  content: '';
  position: absolute;
  left: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  border: 2px solid #d1d5db;
  background-color: #fff;
  transition: all 0.2s ease;
}

/* チェックボックスは角丸 */
.option-item input[type="checkbox"]+label::before {
  border-radius: 4px;
}

/* ラジオボタンは円形 */
.option-item input[type="radio"]+label::before {
  border-radius: 50%;
}

/* チェックマーク（チェックボックス用） */
.option-item input[type="checkbox"]+label::after {
  content: '';
  position: absolute;
  left: 32px;
  top: 45%;
  transform: translateY(-50%) rotate(45deg);
  width: 6px;
  height: 12px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  opacity: 0;
  transition: all 0.2s ease;
}

/* ラジオボタンのマーク（円形） */
.option-item input[type="radio"]+label::after {
  content: '';
  position: absolute;
  left: 36px;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  /* 白丸の直径（外枠よりひと回り小さく） */
  height: 8px;
  border-radius: 50%;
  background: #fff;
  /* 白丸 */
  opacity: 0;
  /* 初期は非表示 */
  transition: opacity .2s ease;
}

/* ホバー状態 */
.option-item label:hover {
  background-color: #f8fafc;
}

.option-item label:hover::before {
  border-color: var(--color-main);
  background-color: #f0f9ff;
}

/* フォーカス状態 */
.option-item input[type="checkbox"]:focus+label,
.option-item input[type="radio"]:focus+label {
  outline: 2px solid var(--color-main);
  outline-offset: 2px;
}

/* チェック済み状態 */
.option-item input[type="checkbox"]:checked+label,
.option-item input[type="radio"]:checked+label {
  background-color: #eff6ff;
}

.option-item input[type="checkbox"]:checked+label::before,
.option-item input[type="radio"]:checked+label::before {
  background-color: var(--color-main);
  border-color: var(--color-main);
}

.option-item input[type="checkbox"]:checked+label::after,
.option-item input[type="radio"]:checked+label::after {
  opacity: 1;
}

/* アクティブ状態 */
.option-item input[type="checkbox"]:active+label,
.option-item input[type="radio"]:active+label {
  transform: scale(0.98);
}

/* 上付き文字のスタイル調整 */
.option-item label sup {
  font-size: 0.7em;
  color: var(--color-accent);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .option-item label {
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 24px + var(--spacing-sm));
    font-size: var(--fontsize-md);
  }

  .option-item label::before {
    left: var(--spacing-md);
    width: 18px;
    height: 18px;
  }

  .option-item input[type="checkbox"]+label::after {
    left: 23px;
    width: 5px;
    height: 10px;
  }

  .option-item input[type="radio"]+label::after {
    left: 27px;
    width: 6px;
    height: 6px;
  }
}

.option-group.compact .option-item label {
  padding: var(--spacing-sm) var(--spacing-md);
  padding-left: calc(var(--spacing-md) + 20px + var(--spacing-sm));
  min-height: 40px;
}

.option-group.compact .option-item label::before {
  left: var(--spacing-md);
  width: 16px;
  height: 16px;
}

.option-group.compact .option-item input[type="checkbox"]+label::after {
  left: calc(var(--spacing-md) + 4px);
  width: 5px;
  height: 9px;
}

.option-group.compact .option-item input[type="radio"]+label::after {
  left: calc(var(--spacing-md) + 4px);
  width: 6px;
  height: 6px;
}

/* 2列配置のバリエーション */
.option-group.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm) var(--spacing-md);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  /* 旧ブラウザ対応 */
  clip-path: inset(50%);
  /* 新ブラウザ */
  white-space: nowrap;
  /* 強制改行防止 */
  border: 0;
}

/* ------------------------------
onlineoption-section */
.onlineoption-section {
  margin-bottom: var(--spacing-lg);
}

.consent-checkbox {
  margin-bottom: var(--spacing-lg);
}

.consent-checktext {
  text-align: justify;
  font-size: var(--fontsize-md);
  margin-bottom: var(--spacing-md);
}

.consent-check {
  margin-bottom: var(--spacing-md);
}

/* -----------------------------
submit */
.submit-section {
  margin-bottom: var(--spacing-lg);
}

.submit-button {
  display: block;
  box-sizing: border-box;
  width: min(400px, 100%);
  margin: var(--spacing-xxl) auto;
  padding: 0;
  border: 1px solid var(--color-success);
  background-color: rgba(0, 204, 8, .1);
  border-radius: 4px;
  font-weight: bold;
  font-size: var(--fontsize-md);
  color: var(--color-success);
  transition: .5ms;
}

.submit-button a {
  display: block;
  box-sizing: border-box;
  width: 100%;
  padding: 10px 20px 8px;
  color: inherit;
  text-decoration: none;
}

.submit-button a:hover {
  text-decoration: none;
  opacity: .8;
}

.return-button {
  display: block;
  box-sizing: border-box;
  width: min(200px, 80%);
  margin: var(--spacing-xxl) auto;
  padding: 0;
  border: 1px solid #6c757d;
  background-color: #eeeeee;
  border-radius: 4px;
  font-weight: bold;
  font-size: var(--fontsize-md);
  color: #424242;
  transition: .5ms;
}

.return-button a {
  display: block;
  box-sizing: border-box;
  width: 100%;
  padding: 10px 20px 8px;
  color: inherit;
  text-decoration: none;
}

.return-button a:hover {
  text-decoration: none;
  opacity: .8;
}

/* -----------------------------
help-error-success */
.form-input-block {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.text-help {
  color: #6c757d;
  font-size: var(--fontsize-sm);
}

.text-error {
  display: none;
  color: var(--color-error);
  font-size: var(--fontsize-sm);
}

.text-success {
  display: none;
  color: var(--color-success);
  font-size: var(--fontsize-sm);
}

/* エラー状態 */
.form-group.error input {
  border-color: var(--color-error);
}

.form-group.error .text-error {
  display: block;
}

.form-group.error .text-help {
  display: none;
}

/* 成功状態 */
.form-group.success input {
  border-color: var(--color-success);
}

.form-group.success .text-success {
  display: block;
}

.form-group.success .text-help {
  display: none;
}

ul.ssl {
  margin-bottom: var(--spacing-xxl);
}

#form-list {
  margin-bottom: var(--spacing-lg);
}

.form-list-head {
  border-left: 4px solid var(--color-main);
  padding-left: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  font-size: var(--fontsize-md);
  font-weight: bold;
}

.form-list-telbox {
  margin-bottom: var(--spacing-md);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
}

.form-list-telitem {
  width: 48%;
  font-size: var(--fontsize-md);
}

.trial .confirm-item,
.shiryo .confirm-item {
  display: none;
}

/* ---------------
confirm
--------------- */
.confirm .form-group {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  align-items: start;
}

/* レスポンシブ対応（スマートフォン等） */
@media (max-width: 768px) {
  .confirm .form-group {
    display: block;
  }
}

.confirm .form-group label {
  grid-column: 1;
}

.confirm .form-group .confirm-item {
  grid-column: 2;
}

.confirm input,
.confirm select,
.confirm textarea,
.confirm .option-group,
.confirm .consent-checkbox,
.confirm .text-help,
.confirm .text-error,
.confirm .text-success {
  display: none;
}

.confirm-item {
  font-weight: bold;
  font-size: 20px;
  color: var(--color-success);
}

.submit-section.confirm a {
  color: inherit;
}

/* ---------------
thanks
--------------- */
.thanksmessage {
  box-sizing: border-box;
  width: 90%;
  margin: var(--spacing-xl) auto var(--spacing-xxl);
  padding: var(--spacing-lg);
  background-color: var(--color-subaccent);
  line-height: 2;
}