@charset "utf-8";

/*----------------------------------------------------------------
Style v2 - 改善版スタイルシート
- CSS変数の活用
- クラス名の統一
- 重複の削減
----------------------------------------------------------------*/

/* 既存のCSS変数を継承 */
:root {
  /* カラーパレット */
  --color-primary: #005da0;
  --color-text: #333;
  --color-bg-main: lemonchiffon;
  --color-bg-white: #fff;
  --color-border: #e5e5e5;
  --color-link: #6696be;
  --color-link-hover: #95b3cd;
  --color-red: #dd0000;
  --color-gray: #666;

  /* 余白 */
  --spacing-xs: 5px;
  --spacing-sm: 10px;
  --spacing-md: 20px;
  --spacing-lg: 30px;
  --spacing-xl: 40px;
  --spacing-xxl: 50px;

  /* フォントサイズ */
  --font-size-base: 1em;
  --font-size-sm: 0.9em;
  --font-size-lg: 1.2em;
  --font-size-xl: 1.5em;
  --font-size-xxl: 2em;
}

/*----------------------------------------------------------------
基本設定
----------------------------------------------------------------*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  overflow-y: scroll;
}

body {
  font-family: 'Century Gothic', "メイリオ", Meiryo, "ヒラギノ角ゴ ProN", "Hiragino Kaku Gothic ProN", "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
  color: var(--color-text);
  font-size: var(--font-size-base);
  line-height: 1.8;
  -webkit-text-size-adjust: 100%;
  background-color: var(--color-bg-main);
}

h1, h2, h3, h4, h5, h6 {
  font-size: 1em;
  font-weight: normal;
  clear: both;
}

table {
  border-collapse: collapse;
}

ul, ol {
  list-style: none;
}

ul {
  padding: 0;
  margin: 1em 0 2em;
  line-height: 1.5;
}

img {
  border: none;
  vertical-align: bottom;
  max-width: 100%;
  height: auto;
}

article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section, section1 {
  display: block;
}

/*----------------------------------------------------------------
リンク
----------------------------------------------------------------*/
a {
  color: var(--color-link);
  text-decoration: underline;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-link-hover);
}

a.link01 {
  background: url(../images/common/icon_arrow01.png) no-repeat left 6px;
  background-size: 8px;
  padding-left: 14px;
}

a.link02 {
  background: url(../images/common/icon_arrow02.png) no-repeat left 5px;
  background-size: 8px;
  padding-left: 12px;
}

/*----------------------------------------------------------------
clearfix
----------------------------------------------------------------*/
.clearfix:after {
  content: ".";
  display: block;
  clear: both;
  height: 0;
  visibility: hidden;
}

.clearfix {
  display: inline-block;
}

* html .clearfix {
  height: 1%;
}

.clearfix {
  display: block;
}

.clear {
  clear: both;
}

/*----------------------------------------------------------------
タイポグラフィ（見出し）
----------------------------------------------------------------*/
h2 {
  font-size: var(--font-size-xxl);
  margin: 1.5em 0;
}

h3 {
  font-size: var(--font-size-xl);
  line-height: 1.5;
  text-align: center;
  color: var(--color-primary);
  border-top: 3px dotted #E0D9C5;
  border-bottom: 3px dotted #E0D9C5;
  background: var(--color-bg-white);
  padding: 1.3em 0.4em 1.5em;
  margin: 2em 0 1.5em;
  font-weight: bold;
}

h3.subhead {
  margin: 2em 0;
  border: none;
  background: url(../images/bg_headline.jpg) repeat 0 0;
  position: relative;
  color: var(--color-bg-white);
}

h3.subhead:after {
  border-color: var(--color-primary) transparent transparent;
  border-style: solid;
  border-width: 16px 16px 0;
  bottom: -16px;
  content: "";
  display: block;
  left: 45%;
  position: absolute;
  width: 0;
}

h4 {
  font-size: var(--font-size-lg);
  text-align: left;
  margin: 2em 0 1.5em 0;
  padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 15px;
  font-weight: bold;
  text-shadow: 0px 1px 1px #ddd;
  border-left: 8px solid var(--color-primary);
  line-height: 1.5;
}

h5 {
  font-size: 1.1em;
  text-align: left;
  margin: 1.5em 0 1em;
  font-weight: bold;
}

p {
  margin-bottom: 1.8em;
  text-align: left;
}

li {
  margin-bottom: 1em;
  text-align: left;
}

/*----------------------------------------------------------------
テキストスタイル（統一版）
----------------------------------------------------------------*/
/* テキスト配置 */
.txt-right { text-align: right !important; }
.txt-left { text-align: left !important; }
.center { text-align: center !important; }

/* カラー */
.color-red { color: var(--color-red); }
.color-salmon { color: #f96060; }
.color-lime { color: #007c36; }
.color-green { color: #6baa07; }

/* フォントサイズ（統一） */
.font-sm { font-size: var(--font-size-sm); }
.font-base { font-size: var(--font-size-base); }
.font-lg { font-size: var(--font-size-lg); }
.font-xl { font-size: var(--font-size-xl); }
.font-xxl { font-size: var(--font-size-xxl); }

/* インラインブロック */
.inline-block { display: inline-block; }

/*----------------------------------------------------------------
引用
----------------------------------------------------------------*/
blockquote {
  font-size: 0.95em;
  font-style: italic;
  color: #555;
  border: 1px solid #ddd;
  background: rgba(53, 53, 53, 0.03);
  margin: 1em 0 2em;
  padding: 2.5em 2.5em 1em;
  border-radius: 3px;
  position: relative;
}

blockquote:before,
blockquote:after {
  position: absolute;
  width: 1em;
  height: 1em;
  display: block;
  text-align: center;
  font-size: 30px;
  line-height: 1;
  color: #999;
  opacity: 0.2;
}

blockquote:before {
  content: '"';
  left: 0.5em;
  top: 0.5em;
}

blockquote:after {
  content: '"';
  right: 0.5em;
  bottom: 0.5em;
}

/*----------------------------------------------------------------
強調スタイル（統一・簡略化）
----------------------------------------------------------------*/
/* 基本的な強調 */
.emphasis {
  font-weight: bold;
}

.emphasis-red {
  color: var(--color-red);
  font-weight: bold;
}

.emphasis-large {
  font-size: var(--font-size-lg);
  color: var(--color-red);
  font-weight: bold;
}

.emphasis-xlarge {
  font-size: var(--font-size-xl);
  color: var(--color-red);
  font-weight: bold;
}

.emphasis-underline {
  font-weight: bold;
  text-decoration: underline;
}

.emphasis-highlight {
  background: #FFF8CE;
  font-weight: bold;
  padding-left: 3px;
}

.emphasis-marker {
  font-weight: bold;
  background: url(../images/common/liner.png) repeat-x 0 96%;
  padding-left: 3px;
}

/* 旧クラス名との互換性（段階的移行用） */
.em1 { color: var(--color-red); font-weight: bold; }
.em2 { font-size: 1.1em; color: var(--color-red); font-weight: bold; }
.em2x { font-size: 1.2em; color: var(--color-red); font-weight: bold; }
.em3 { font-weight: bold; }
.em4 { font-weight: bold; font-size: large; }
.em5 { font-weight: bold; text-decoration: underline; }
.em6 { background: #FFF8CE; font-weight: bold; padding-left: 3px; }
.em7 { font-weight: bold; background: url(../images/common/liner.png) repeat-x 0 96%; padding-left: 3px; }

/*----------------------------------------------------------------
文字装飾（簡略化）
----------------------------------------------------------------*/
.bold { font-weight: bold; }
.bold-lg { font-size: 1.05em; font-weight: bold; }
.bold-xl { font-size: 1.1em; font-weight: bold; }
.bold-xxl { font-size: 1.2em; font-weight: bold; }

.red { color: var(--color-red); }
.blue { color: #002e73; }
.gold { color: #a0895c; }
.gray { color: var(--color-gray); }

.highlight { background: #ffff00; font-weight: bold; }
.highlight-red { background: #ffff00; color: #cc0000; font-weight: bold; }
.underline { border-bottom: 1px solid; }

/*----------------------------------------------------------------
ボタンスタイル
----------------------------------------------------------------*/
.submit-btn {
  text-align: center;
  margin: var(--spacing-lg) 0;
}

.bnr {
  text-align: center;
  margin: var(--spacing-lg) 0;
}

.submit {
  text-align: center !important;
  margin: 3em 0;
}

.txt-btn {
  color: var(--color-bg-white);
  font-size: 1.6em;
  line-height: 1.3;
  font-weight: bold;
  padding: 1.2em 2%;
  display: inline-block;
  text-decoration: none;
  text-shadow: 0 1px 1px var(--color-gray);
  text-align: center;
  box-shadow: 0px 2px 2px #aaa;
  border-radius: 10px;
  width: 96%;
  transition: all 0.3s ease;
}

.txt-btn.red {
  background: #cc0000;
  box-shadow: 0px 5px 0 #950000;
}

.txt-btn.green {
  background: #2ba62b;
  box-shadow: 0px 5px 0 #1f791f;
}

.txt-btn:hover {
  color: var(--color-bg-white);
  opacity: 0.7;
  cursor: pointer;
  box-shadow: none;
  margin-top: 5px;
  margin-bottom: -5px;
}

/*----------------------------------------------------------------
画像スタイル
----------------------------------------------------------------*/
#contents img {
  margin: 0 0 var(--spacing-md);
}

#contents img.alignright,
#contents img.alignleft {
  float: none;
  margin: 0 auto var(--spacing-md);
  display: block;
}

img.center,
#contents img.center {
  display: block;
  margin: 15px auto;
}

img.border {
  border: 1px solid #ddd;
  padding: 4px;
}

img.shadow {
  background: var(--color-bg-white);
  padding: 6px;
  box-shadow: 1px 2px 5px #ccc;
  max-width: 96%;
}

img.frame {
  border: 5px solid var(--color-bg-white);
  box-shadow: 0px 1px 4px #999;
}

@media screen and (min-width: 768px) {
  #contents img.alignleft {
    float: left;
    margin: 0 15px var(--spacing-sm) 0;
  }

  #contents img.alignright {
    float: right;
    margin: 0 0 var(--spacing-sm) 15px;
  }

  #contents img.center {
    margin: 12px auto;
  }

  img.shadow {
    max-width: 100%;
  }
}

/*----------------------------------------------------------------
ボックススタイル
----------------------------------------------------------------*/
.box {
  margin: var(--spacing-xl) 0;
  padding: 5%;
}

.box-border {
  border: 2px solid #dadada;
  background: var(--color-bg-white);
}

.box-pattern {
  background: url(../images/common/pattern_bg01.png) repeat left top;
}

.box-inset-shadow {
  background: var(--color-bg-white);
  box-shadow: 0 0 5px #ccc inset;
}

.box-shadow {
  background: var(--color-bg-white);
  box-shadow: 0 3px 6px #bababa;
}

.box-rounded {
  border: 4px solid #82a493;
  border-radius: 16px;
}

/* カラーボックス */
.box-red {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-md) 0;
  background: #fff5f9;
  border: 1px solid #f2a99d;
  border-radius: 6px;
  color: #bf0008;
}

.box-yellow {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-md) 0;
  background: #ffffe0;
  border: 1px solid #e0d0a1;
  border-radius: 6px;
  color: #726055;
}

.box-blue {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-md) 0;
  background: #e5f4fc;
  border: 1px solid #99c7de;
  border-radius: 6px;
  color: #023894;
}

.box-green {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-md) 0;
  background: #ecfbeb;
  border: 1px solid #82c682;
  border-radius: 6px;
  color: #007c36;
}

.box-gray {
  margin: 0 0 var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-md) 0;
  background: #f8f8f8;
  border: 1px solid #ccc;
  color: var(--color-text);
}

.box-red h4, .box-yellow h4, .box-blue h4, .box-green h4, .box-gray h4 {
  border: none;
  padding: 0;
  margin: 0 0 var(--spacing-sm) 0;
}

/*----------------------------------------------------------------
タイトル付きボックス
----------------------------------------------------------------*/
.title-box {
  clear: both;
  margin: var(--spacing-lg) 0;
}

.title-box .title {
  margin: 0;
  padding: 15px 5px 12px 15px;
  font-size: var(--font-size-lg);
  font-weight: bold;
  background: #fbf7f1;
  border: 3px solid #e8dac2;
  border-bottom: none;
  border-radius: 12px 12px 0 0;
}

.title-box .content {
  padding: 5%;
  border: 3px solid #e8dac2;
  border-radius: 0 0 12px 12px;
}

@media screen and (min-width: 1024px) {
  .title-box {
    margin: var(--spacing-xl) 0;
  }

  .title-box .title {
    padding: var(--spacing-md) 5px 15px 17px;
    font-size: var(--font-size-xl);
  }

  .title-box .content {
    padding: 5%;
  }
}

/*----------------------------------------------------------------
リストスタイル
----------------------------------------------------------------*/
.list-check li {
  background: url(../images/common/icon-check.png) no-repeat left 8px;
  padding: var(--spacing-sm) 0 var(--spacing-sm) 35px;
  font-size: 1.1em;
  font-weight: bold;
  margin-bottom: 6px;
}

.list-check li:nth-child(2n) {
  background-color: #f2f2f2;
}

.list-arrow li {
  background: url(../images/common/icon-arrow.png) no-repeat 6px 1em;
  padding: 18px 15px 18px 40px;
  font-weight: bold;
  margin: 0;
  line-height: 1.5;
}

.list-arrow li:nth-child(2n) {
  background: url(../images/common/icon-arrow.png) no-repeat 6px 1em #f8f8f8;
}

.list-circle li {
  margin-bottom: 5px;
  padding: 0 0 5px 18px;
  background: url(../images/common/icon_circle01.png) no-repeat left 8px;
  background-size: 8px;
}

.list-check01 {
  list-style: none;
  margin: 1.5em 0;
  padding: 0;
}

.list-check01 li {
  position: relative;
  padding: 0.6em 0 0.6em 1.8em;
  margin-bottom: 0.4em;
  line-height: 1.6;
}

.list-check01 li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.6em;
  color: #005da0;
  font-weight: bold;
  font-size: 1.1em;
}

.list-check02 {
  list-style: none;
  margin: 1.5em 0;
  padding: 0;
}

.list-check02 li {
  position: relative;
  padding: 0.7em 0 0.7em 2em;
  margin-bottom: 0.5em;
  line-height: 1.6;
  border-left: 3px solid #005da0;
  padding-left: 1em;
}

.list-check02 li::before {
  content: "▶";
  position: absolute;
  left: -1.2em;
  top: 0.7em;
  color: #005da0;
  font-size: 0.8em;
}

.list-check04 {
  list-style: none;
  margin: 1.5em 0;
  padding: 0;
}

.list-check04 li {
  position: relative;
  padding: 0.8em 0.8em 0.8em 2.2em;
  margin-bottom: 0.5em;
  background: #f8f8f8;
  border-radius: 4px;
  line-height: 1.6;
}

.list-check04 li::before {
  content: "✓";
  position: absolute;
  left: 0.6em;
  top: 0.8em;
  color: #005da0;
  font-weight: bold;
  font-size: 1.2em;
}

.list-check04 li:nth-child(odd) {
  background: #f8f8f8;
}

.list-check04 li:nth-child(even) {
  background: #fff;
}

.list-check04 li .em7 {
  color: #333;
  background: none;
  font-size: 1em;
  padding: 0;
}

/*----------------------------------------------------------------
その他のリストスタイル
----------------------------------------------------------------*/
.bullet01 {
  list-style: none;
  margin: 1em 0;
  padding: 0;
}

.bullet01 li {
  position: relative;
  padding-left: 1.5em;
  margin-bottom: 0.5em;
  line-height: 1.6;
}

.bullet01 li::before {
  content: "●";
  position: absolute;
  left: 0;
  color: #005da0;
  font-size: 0.8em;
}

.list01 {
  list-style: disc;
  margin: 1em 0 1em 1.5em;
  padding: 0;
}

.list01 li {
  margin-bottom: 0.4em;
  line-height: 1.6;
}

/*----------------------------------------------------------------
ボックススタイル
----------------------------------------------------------------*/
.box01 {
  background: #f8f8f8;
  border: 1px solid #ddd;
  padding: 1.5em;
  margin: 1.5em 0;
  border-radius: 4px;
}

.box01 h4 {
  margin-top: 0;
  color: #005da0;
}

.box03 {
  background: #fff;
  border: 2px solid #005da0;
  padding: 1.5em;
  margin: 1.5em 0;
  border-radius: 4px;
}

.box04 {
  background: #f0f7ff;
  border-left: 4px solid #005da0;
  padding: 1.5em;
  margin: 1.5em 0;
}

/*----------------------------------------------------------------
定義リストスタイル
----------------------------------------------------------------*/
.dl01 {
  margin: 1.5em 0;
}

.dl01 dt {
  font-weight: bold;
  color: #005da0;
  background: #f0f7ff;
  padding: 0.8em 1em;
  margin-bottom: 0.5em;
  border-left: 4px solid #005da0;
}

.dl01 dd {
  margin: 0 0 1em 1em;
  padding: 0.5em 0;
}

/*----------------------------------------------------------------
フロー（施術の流れなど）
----------------------------------------------------------------*/
.flow {
  margin-bottom: 2em;
  overflow: hidden;
  clear: both;
}

.flow h4 {
  color: #005da0;
  border-bottom: 2px solid #005da0;
  padding-bottom: 0.5em;
  margin-bottom: 1em;
}

.flow .itemleft {
  float: left;
  margin-right: 1.5em;
  margin-bottom: 1em;
}

.flow .itemright {
  overflow: hidden;
}

@media screen and (max-width: 768px) {
  .flow .itemleft {
    float: none;
    margin-right: 0;
    text-align: center;
  }

  .flow .itemleft img {
    max-width: 100%;
    height: auto;
  }
}

@media screen and (min-width: 1024px) {
  .list-check {
    margin: 2em 0 2.2em;
  }

  .list-check li {
    font-size: var(--font-size-lg);
  }

  .list-check01 li {
    padding: 0.7em 0 0.7em 2em;
    font-size: 1.05em;
  }

  .list-check01 li::before {
    font-size: 1.2em;
  }

  .list-check02 li {
    padding: 0.8em 0 0.8em 2.2em;
    font-size: 1.05em;
    padding-left: 1.2em;
  }

  .list-check04 li {
    padding: 1em 1em 1em 2.5em;
    font-size: 1.05em;
  }

  .list-check04 li::before {
    left: 0.8em;
    top: 1em;
  }
}

/*----------------------------------------------------------------
余白ユーティリティ（統一版）
----------------------------------------------------------------*/
.mt-0 { margin-top: 0 !important; }
.mt-sm { margin-top: var(--spacing-sm) !important; }
.mt-md { margin-top: var(--spacing-md) !important; }
.mt-lg { margin-top: var(--spacing-lg) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-sm { margin-bottom: var(--spacing-sm) !important; }
.mb-md { margin-bottom: var(--spacing-md) !important; }
.mb-lg { margin-bottom: var(--spacing-lg) !important; }

.pt-0 { padding-top: 0 !important; }
.pt-sm { padding-top: var(--spacing-sm) !important; }
.pt-md { padding-top: var(--spacing-md) !important; }
.pt-lg { padding-top: var(--spacing-lg) !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-sm { padding-bottom: var(--spacing-sm) !important; }
.pb-md { padding-bottom: var(--spacing-md) !important; }
.pb-lg { padding-bottom: var(--spacing-lg) !important; }

/*----------------------------------------------------------------
電話番号スタイル
----------------------------------------------------------------*/
.phone {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: bold;
  font-size: 3em;
  color: var(--color-red);
  line-height: 1.2;
}

.phone.size-s {
  font-size: 2.4em;
}

.phone a {
  color: var(--color-red);
  text-decoration: none;
  background: url(../images/common/icon_tel01.png) no-repeat left center;
  background-size: 44px 44px;
  padding: 5px 0 3px 52px;
}

/*----------------------------------------------------------------
表示/非表示
----------------------------------------------------------------*/
.pc { display: none; }

@media screen and (max-width: 767px) {
  .sp-none { display: none; }
}

@media screen and (min-width: 768px) {
  .pc { display: block; }
  .pc-none { display: none; }
}

/*----------------------------------------------------------------
YouTube埋め込み
----------------------------------------------------------------*/
.youtube-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  margin-bottom: 15px;
  text-align: center;
}

.youtube-wrap iframe {
  position: absolute;
  top: 0;
  right: 0;
  width: 100% !important;
  height: 100% !important;
}

.iframebox {
  text-align: center;
}

.iframebox iframe {
  max-width: 100%;
}

/*----------------------------------------------------------------
区切り線
----------------------------------------------------------------*/
hr {
  background: url(../images/break.png) no-repeat center top;
  padding-bottom: var(--spacing-lg);
  margin: var(--spacing-xxl) 0 var(--spacing-md);
  border: none;
}

/*----------------------------------------------------------------
医師推薦セクション用の見出しボックス
----------------------------------------------------------------*/
.title-box2 {
  margin: 2em 0 1.5em;
  padding: 2em 1.5em 1.5em;
  position: relative;
  border: 3px solid #005da0;
  background-color: #f8f9fa;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 93, 160, 0.1);
}

.title-box2-title {
  position: absolute;
  top: -1em;
  left: 20px;
  font-weight: bold;
  font-size: 1.1em;
  background: linear-gradient(135deg, #005da0 0%, #0077cc 100%);
  color: #fff;
  padding: 0.4em 1em;
  border-radius: 4px;
  line-height: 1.4;
  box-shadow: 0 2px 6px rgba(0, 93, 160, 0.3);
  max-width: calc(100% - 40px);
}

.title-box2 p {
  margin: 0.8em 0;
  padding: 0;
}

/* タブレット以上 */
@media screen and (min-width: 768px) {
  .title-box2 {
    padding: 2.5em 2em 2em;
  }

  .title-box2-title {
    font-size: 1.3em;
    padding: 0.5em 1.2em;
  }
}

/* PC */
@media screen and (min-width: 1024px) {
  .title-box2 {
    margin: 2.5em 0 2em;
    padding: 3em 2.5em 2em;
  }

  .title-box2-title {
    font-size: 1.4em;
    padding: 0.6em 1.5em;
    left: 30px;
  }
}

/*----------------------------------------------------------------
患者の声セクション (testimonials)
----------------------------------------------------------------*/
.testimonial {
  margin: 50px 0;
  padding: 20px 15px 0;
  border: 8px solid #fff;
  background: url(../images/common/testimonial_bg.png) no-repeat 97% 16px #f8f8f8;
  line-height: 1.5;
  box-shadow: 0 2px 8px #ccc;
  border-radius: 4px;
}

.testimonial.bgnone {
  background: url(../images/common/testimonial_bg.png) no-repeat 98% 10px #fff;
}

.t-title {
  font-weight: bold;
  font-size: 1.2em;
  padding-bottom: 0.5em;
  border: none;
  border-bottom: 1px dotted #ccc;
  margin-bottom: 1em;
  color: #e3151f;
}

.t-name {
  font-weight: bold;
}

.attention {
  font-size: small;
  color: #777;
  clear: both;
}

/* タブレット以上 */
@media screen and (min-width: 768px) {
  .testimonial {
    padding: 25px 20px 10px;
  }

  .t-title {
    font-size: 1.25em;
  }
}

/* PC */
@media screen and (min-width: 1024px) {
  .testimonial {
    margin: 50px 30px;
    padding: 30px 30px;
  }

  .t-title {
    font-size: 1.3em;
    padding-bottom: 1em;
    margin-bottom: 1.5em;
  }
}

/*----------------------------------------------------------------
アコーディオン（コロナ対策など）
----------------------------------------------------------------*/
.cp_box {
  position: relative;
  margin: 1em 0;
}

.cp_box input[type="checkbox"] {
  display: none;
}

.cp_box label {
  display: inline-block;
  position: relative;
  cursor: pointer;
  padding: 0.8em 2.5em 0.8em 1.2em;
  background: #005da0;
  color: #fff;
  font-weight: bold;
  border-radius: 4px;
  transition: all 0.3s;
  text-align: center;
  min-width: 200px;
}

.cp_box label:hover {
  background: #0077cc;
}

.cp_box label::after {
  content: "▼";
  position: absolute;
  right: 1em;
  top: 50%;
  transform: translateY(-50%);
  transition: transform 0.3s;
  font-size: 0.9em;
}

.cp_box input[type="checkbox"]:checked + label::after {
  transform: translateY(-50%) rotate(180deg);
}

.cp_box input[type="checkbox"]:checked + label {
  background: #0077cc;
}

.cp_container {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease-out;
  padding: 0;
}

.cp_box input[type="checkbox"]:checked ~ .cp_container {
  max-height: 3000px;
  padding: 1.5em 0 1em;
  transition: max-height 0.8s ease-in;
}

.cp_container img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* タブレット以上 */
@media screen and (min-width: 768px) {
  .cp_box label {
    padding: 1em 3em 1em 1.5em;
    font-size: 1.1em;
    min-width: 250px;
  }
}

/* PC */
@media screen and (min-width: 1024px) {
  .cp_box label {
    padding: 1.2em 3.5em 1.2em 2em;
    font-size: 1.2em;
    min-width: 300px;
  }

  .cp_box label::after {
    right: 1.5em;
  }
}