@charset "UTF-8";

*,*:before,*:after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{text-decoration:none;color:inherit}
h1,h2,h3,p,div{margin:0}

:root{
  --blue:#0a2f86;
  --card:#e9edf2;
  --warm1:#d28c73;
  --warm2:#e9edf2;
  --cardW:400px;
  --animW:400px;
  --animH:320px;
  --fadeFrom:-70px;
  --markDot:10px;
  --markLine:56px;
  --markThick:2px;
  --markOverlap:26px;
  --header-height: 90px;
}

body{
  font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;
  background:#fff;
  color:#222;
}

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

@media screen and (max-width: 767px) {
  .pc {
    display: none;
  }
  .sp {
    display: block;
  }
}
.tb-only {
    display: none;
}
@media screen and (min-width: 768px) and (max-width: 1024px) {
  .other ul li a {
      font-size: 14px;
      white-space: nowrap;
  }
}
html {
  scroll-padding-top: 90px;
}

@media screen and (max-width: 767px){
  html {
    scroll-padding-top: 50px;
  }
}
.header {
	width: 100%;
	margin: 0 auto;
	height: 90px;
	background: #fff;
	box-shadow: 0 4px 6px rgba(0,0,0,0.1);
	position: fixed;
  top:0;
  left: 0;
  z-index: 100;
}
@media screen and (max-width: 767px) {
  .header {
    height: 50px;
  }
}
.header .header-content {
 	max-width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: nowrap;
  margin: 0 auto;
  align-items: center;
 }
@media screen and (min-width: 1561px) {
.header .header-content {
 	max-width: 1560px;
 }
}
@media screen and (max-width: 767px) {
  .header .header-content {
    width: 100%;
  }
}
.header .logo {
	max-width: 255px;
  /*width: 16.282%;*/
	padding: 0;
	margin: 0;
 }
.header .logo img {
 	/*height: 60px;*/
 }
@media screen and (max-width: 767px) {
.header .logo {
	padding: 0;
	margin-left: 10px;
  margin-top: 10px;
 }
.header .logo img {
 	height: 30px;
 }
}


.header nav {
  width: 100%;
  display: flex;
  margin: 0 auto;
  justify-content:flex-end;
}
.header .navi {
 	max-width: 872px;
  width: 70.7779%;
 }
.navi ul {
 	width: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 90px;
	padding: 0;
	margin: 0;
 }
.navi ul li {
	position: relative;
	display: flex;
  align-items: center; 
  font-feature-settings: "palt";
}
.navi ul li:first-child {
	width: 28%;
	}
.navi ul li:not(:first-child) {
	width: 24%;
	}
.navi ul li a {
	width: 100%;
	color: #003894;
	font-size: 16px;
	border-bottom: 5px solid #fff;
	text-decoration: none;
	height: 85px;
	display: flex;
  flex-direction: column;
  align-items: center; 
  justify-content: center; 
	text-align: center;
	letter-spacing: 2px;
}
.navi li::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 50px;
  background-color: #CCCCCC;
}
.navi li:last-child::after {
  content: none;
}
.navi ul li a:hover {
	border-bottom: 5px solid #003894;
}

@media screen and (max-width: 767px) {
  .header nav {
    display: block;
    background: #e6fdff;
    z-index: 10;
  }
  .header .navi {
    width: 80%;
    margin: auto;
   }
  .navi ul {
    width: 100%;
    display: block;
    align-items: center;
    height: auto;
    margin-top: 20px;
   }
  .navi ul li {
    position:static;
    width: 100%;
    display: block;
    align-items: center; 
    }
  .navi ul li:first-child {
    width: 100%!important;
    }
  .navi ul li:not(:first-child) {
    width: 100%!important;
    }
  .navi ul li a {
    width: 100%;
    color: #0072e3;
    font-size: 17px;
    text-decoration: none;
    height: auto;
    line-height: 60px;
    display:block;
    text-align: center;
    letter-spacing: 2px;
    border-bottom: 1px solid #0072e3;
  }
  .navi ul li a:hover {
    border-bottom: 1px solid #0072e3;
  }
  .navi ul li br {
    display: none;
  }
  .navi li::after {
    display: none;
  }
}
.header .other {
 	max-width: 360px;
  width: 29.220%
 }
.other ul {
 	width: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	list-style: none;
	height: auto;
	padding: 0;
	margin: 0;
 }
.other ul li {
	width: 33.333%;
	display: flex;
  align-items: center; 
  font-feature-settings: "palt";
	}
.other ul li a {
	width: 100%;
	color: #fff;
	font-size: 16px;
	text-decoration: none;
	height: 90px;
	display: flex;
  flex-direction: column;
  align-items: center; 
  justify-content: center; 
	text-align: center;
	line-height: 1.4;
	letter-spacing: 1px;
}
.other ul li:nth-of-type(1) a {
	background: #003894;
}
.other ul li:nth-of-type(2) a {
	background: #137bc1;
}
.other ul li:nth-of-type(3) a {
	background: #25bdee;
}
.other ul li a:hover {
	opacity: 0.5;
}
/* 1024〜1490px */
@media screen and (max-width: 1559px) {
  .header .logo {
  padding-left: 10px;
  }
}
@media screen and (min-width: 1020px) and (max-width: 1490px) { 
  .header .logo {
   }
  .header .logo img {
    height: 40px;
  }
  .header .navi {
    width: 62%;
   }
  .navi ul li a {
    font-size: 16px;
    letter-spacing: 0;
  }
  .header .other {
    width: 30%
   }
}
/* 1024〜1490px */
@media screen and (min-width: 1024px) and (max-width: 1219px) { 
  .header .logo img {
    height: 40px;
  }
  .header .navi {
    width: 64%;
   }
  .navi ul li a {
    font-size: 16px;
  }
  .navi ul li:first-child {
	  width: 34%;
	}
.navi ul li:not(:first-child) {
	  width: 23%;
	}
  .header .other {
    width: 34%
   }
}
/* 789〜1023px */
@media screen and (min-width: 768px) and (max-width: 1024px) {
  .header .logo img {
    height: 28px;
    width: auto;
  }
  .header .navi {
    width: 63%;
   }
  .navi ul li a {
    font-size: 15px;
    letter-spacing: 0;
  }
  .header .other {
    width: 36%
   }
  .other ul li a {
    font-size: 14px;
    white-space: nowrap;
  }
}

@media screen and (max-width: 767px) {
  .header .other {
    width: 100%;
   }
  .other ul {
    width: 80%;
    margin: auto;
    height: auto;
    line-height: 60px;
   }
  .other ul li {
    width: 48%;
    display: flex;
    align-items: center; 
    }
  .other ul li a {
    width: 100%;
    color: #fff;
    font-size: 18px;
    text-decoration: none;
    height: 90px;
  }
  .go-corp a {
    width: 80%;
    display: block;
    background: #56b8ff;
    text-align: center;
    color: #fff;
	  font-size: 18px;
    border-radius: 10px;
    margin: 30px auto 0;
    line-height: 50px;
    text-decoration: none;
  }
}
a:hover {
  opacity: 0.8; /* ホバーで薄くなる */
}
@media (min-width: 768px) {
  .navbar {
    display: none;
  }
}
/* ===============================================
ハンバーガーボタンのスタイリング
=============================================== */
@media (min-width: 768px){
  .hamburger {
    display: none!important;
  }
}
input[type="checkbox"] {
  opacity: 0;
  visibility: hidden;
  position: absolute;
}
.hamburger {
  display: block;
  width: 38px;
  height: 30px;
  position: relative;
  display: flex;
  justify-content: center;
  align-items:flex-start;
  cursor: pointer;
  margin-right: 10px;
  margin-top: 18px;
}
.hamburger span.line,
.hamburger span.line::before,
.hamburger span.line::after {
  position: absolute;
  display: block;
  content: "";
  width: 100%;
  height: 1px;
  background-color: #000;
  transition: all 0.5s;
}
.hamburger span::before {
  top: -5px;
}
.hamburger span::after {
  bottom: -5px;
}
.hamburger span.text {
  display: block;
  width: 100%;
  color: #333;
  text-align: center;
  font-size: 10px;
  line-height: 1.2;
  font-family: Roboto, sans-serif;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  -webkit-transition: color .3s;
  transition: color .3s;
  padding-top: 13px;
}
input[type="checkbox"]:checked + .hamburger span {
  background-color: transparent;
}
input[type="checkbox"]:checked + .hamburger span::before {
  top: 0;
  transform: rotate(35deg);
}
input[type="checkbox"]:checked + .hamburger span::after {
  transform: rotate(-35deg);
  bottom: 0;
}
@media (max-width: 767px){
  input[type="checkbox"]:checked ~ .nav {
    right: 0;
  }
  .nav {
    position: fixed;
    width: 100%;
    height: 100vh;
    top: 50px;
    right: -120%;
    background-color: #fff;
    color: #fff;
    padding: 30px 0;
    transition: all 0.5s;
    z-index: 5;
  }
}

/* スマホ対応0902 -----------------------------------------------------------------------------*/

.m-header, #m-drawer, #m-overlay { display:none; }  /* 初期は非表示（PC用） */

/* =========================================================
   スマホ専用ヘッダー（上部の白帯＋ロゴ＋ハンバーガー）
   ========================================================= */
.m-header{
  position:fixed; top:0; left:0; right:0;
  height:60px; background:#fff; border-bottom:1px solid #ddd;
  z-index:1004; /* 既存ヘッダーより手前に来るように十分大きく */
  display:flex; align-items:center; justify-content:space-between;
  padding:0 12px;
}
.m-brand img{ height:40px; display:block; }

/* ハンバーガーボタン（右端） */
#m-burger{
  width:56px; height:56px; background:none; border:0; cursor:pointer;
  display:flex; flex-direction:column; gap:9px; align-items:center; justify-content:center;
  z-index:1005; /* ヘッダー内で最前面 */
}
/* 3本線 */
#m-burger .m-bar{
  width:28px; height:3px; background:#0072E3;
  transition:transform .25s, opacity .25s;
}
/* X 形への変形（開いた時） */
#m-burger.active .m-bar:nth-child(1){ transform:translateY(12px) rotate(45deg); }
#m-burger.active .m-bar:nth-child(2){ opacity:0; }
#m-burger.active .m-bar:nth-child(3){ transform:translateY(-12px) rotate(-45deg); }

/* =========================================================
   スマホ用ドロワーメニュー（ヘッダー直下にスライドダウン）
   ========================================================= */
#m-drawer{
  position:fixed; left:0; right:0; top:60px; /* ヘッダーの下に出す */
  background:#fff;
  max-height:0; overflow:hidden;            /* 閉じている時は見えない */
  transition:max-height .25s ease;
  z-index:1003;
}
#m-drawer a{
  display:block; padding:16px 18px; border-bottom:1px solid #eee;
  color:#0072E3; text-decoration:none; letter-spacing:.3em;
}
/* 色付きボタン（下部3つ） */
#m-drawer .btn{ color:#fff; letter-spacing:.1em }
#m-drawer .contact{  background:#00a5b5; }
#m-drawer .catalog{  background:#2a56d4; }
#m-drawer .corporate{background:#4daaf5; }

/* =========================================================
   画面全体のオーバーレイ（半透明の黒）
   ========================================================= */
#m-overlay{
  position:fixed; inset:0; background:rgba(0,0,0,.25);
  opacity:0; pointer-events:none; transition:opacity .25s;
  z-index:1002;
}

/* =========================================================
   スマホ幅での切り替え（800px以下をスマホ扱い）
   ========================================================= */
@media (max-width:850px){
  .m-header{ display:flex; }                /* スマホヘッダーを表示 */
  #m-drawer{ display:block; }               /* ドロワーの土台を有効化 */
  #m-overlay{ display:block; }              /* オーバーレイの土台を有効化 */

  /* 開いた時にだけ max-height を与える（JSで .open を付け外し） */
  #m-drawer.open{ max-height:80vh; }        /* 画面の8割まで開く */
  #m-overlay.open{ opacity:1; pointer-events:auto; }
}

/* アニメを苦手とする環境への配慮（任意） */
@media (prefers-reduced-motion:reduce){
  #m-burger .m-bar, #m-drawer, #m-overlay{ transition:none; }
}
/* PC幅ではスマホ用ヘッダーを消す */
@media (min-width:851px){
  .m-header,
  #m-drawer,
  #m-overlay {
    display:none !important;
  }
}
table {
  width: 100%; /* テーブル幅を100%に設定 */
  border-collapse: collapse;
  margin-bottom: 40px;
  margin-top: 20px;/* セルの間隔を削除 */
}
.contents {
  width: 100%;
}
.contents-inner {
  max-width: 1120px;
  margin: 0 auto;
}
.sec {
  padding: 50px 0;
  margin: 0 auto;
}
@media screen and (min-width: 1025px) and (max-width: 1220px) {
  .contents-inner {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 5%;
    box-sizing: border-box;
  }
}
@media screen and (min-width: 768px) and (max-width: 1024px) {
  .contents-inner {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 5%;
    box-sizing: border-box;
  }
}
@media screen and (max-width: 767px) {
  .contents {
    margin-top: 0;
  }
  .contents-inner {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
  }
  .sec {
    padding: 30px 0 20px;
    margin: 0 auto;
  }
}
.mv {
  width: 100%;
  min-height: 300px;
  background: url("/dcms_media/image/bg.png") no-repeat center center / cover;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-top: var(--header-height);
}

.mv__inner {
  width: 100%;
  padding: 20px;
  text-align: center;
}

.mv__title {
  margin: 0;
  color: #000;
  line-height: 1.4;
  font-weight: 700;
}

.mv__title-main {
  display: block;
  font-size: 30px;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

/* PC調整 */
@media screen and (min-width: 768px) {
  .mv {
    min-height: 520px;
  }

  .mv__title-main {
    font-size: 60px;
    margin-bottom: 12px;
  }

  .mv__title-sub {
    font-size: 28px;
  }
}
@media screen and (max-width: 768px) {
  .mv {
    margin-top: 50px;
    background: url("/dcms_media/image/bg.png") no-repeat center center / cover;
  }
}
  
/* =============================
   メインビジュアル下スライダー
============================= */
.mv-slider{
  width: 100%;
  overflow: hidden;
  background: #fff;
  position: relative;
}

.mv-slider__track{
  display: flex;
  width: max-content;
  animation: mvSliderFlow 28s linear infinite;
  will-change: transform;
}

.mv-slider__group{
  display: flex;
  flex-shrink: 0;
}

.mv-slider__item{
  flex: 0 0 auto;
  width: 168px;
  height: 120px;
}

.mv-slider__item img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes mvSliderFlow{
  0%{
    transform: translateX(0);
  }
  100%{
    transform: translateX(-50%);
  }
}

/* PC */
@media screen and (min-width: 768px){
  .mv-slider__item{
    width: 350px;
    height: 250px;
  }
}

/* SP */
@media screen and (max-width: 767px){
  .mv-slider__item{
    width: 168px;
    height: 120px;
  }
}

.wrap{max-width:1000px;margin:auto;padding:40px 20px}

.read__area{
  margin:60px auto 120px;
  max-width:960px;
  font-size:20px;
  line-height:1.8;
}

.section__bar{
  background:#EFEB64;
  text-align:center;
  font-weight:700;
  padding:10px;
  margin-bottom:40px;
  font-size:30px;
}

.process-area{
  position:relative;
  margin-bottom:180px;
}

/* ================= APP_02 ================= */
.mount-bubble-layer{
  position:absolute;
  left:-282px;
  top:50%;
  transform:translateY(-50%);
  width:237px;
  height:auto;
  z-index:60;
  pointer-events:none;
}

.mount-bubble-layer .anchor-bubble{
  display:block;
  width:100%;
  height:100%;
  pointer-events:auto;
  position:relative;
  transform-origin:center;
  transition:transform .2s ease;
}

.mount-bubble-layer .anchor-bubble:hover{transform:scale(1.2)}

.mount-bubble-layer .bubble-normal,
.mount-bubble-layer .bubble-hover{
  position:absolute;
  inset:0;
}

.mount-bubble-layer .bubble-normal{z-index:1;opacity:1}
.mount-bubble-layer .bubble-hover{
  z-index:2;
  opacity:0;
  pointer-events:none;
  transition:opacity .12s ease;
}

.mount-bubble-layer .anchor-bubble:hover .bubble-hover{opacity:1}
.mount-bubble-layer .anchor-bubble:hover .bubble-normal{opacity:0}

/* ================= ROW ================= */
.process-row{
  display:grid;
  grid-template-columns:var(--cardW) 1fr 260px;
  gap:20px;
  align-items:start;
  padding:0;
  position:relative;
}

.process-row--tall .meta{margin-top:80px}
.process-row--assemble .meta{margin-top:260px}

/* ================= CARD ================= */
.card{
  background:var(--card);
  border-radius:46px;
  min-height:320px;
  display:grid;
  place-items:center;
  position:relative;
  overflow:hidden;
  z-index:1;
}

.card--tall{min-height:640px}
.card--assemble{min-height:640px}

/* ================= REFLOW OVERLAY ================= */
.warm-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(210,140,115,.95), rgba(233,237,242,0));
  transform:scaleY(0);
  transform-origin:top;
  z-index:5;
  pointer-events:none;
}

/* ================= ANIM ================= */
.card-anim{
  width:var(--animW);
  height:var(--animH);
  position:relative;
  display:grid;
  place-items:center;
  z-index:2;
}

.card-anim[data-anim="board"] .card-anim__base,
.card-anim[data-anim="complete"] .card-anim__base{
  opacity:0;
}

.card-anim__base,
.card-anim__frame{
  width:var(--animW);
  height:var(--animH);
  object-fit:contain;
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
}

.card-anim__frame{opacity:0}
.card-anim__frame.is-on{opacity:1}

/* ================= 2段カード（共通） ================= */
.card-anim--stack{
  width:100%;
  height:100%;
  display:grid;
  align-content:stretch;
  justify-items:center;
}

/* 部品補強・防湿 */
.card-anim--stack-lg{
  width:100%;
  height:100%;
  grid-template-rows:1fr 1fr;
  gap:0;
  padding:0;
  align-content:stretch;
}

.card-anim--stack-lg .stack-row{
  width:100%;
  min-height:320px;
  display:grid;
  place-items:center;
}

.card-anim--stack-lg .stack-frame{
  grid-area:1 / 1;
  position:static;
  width:400px;
  max-width:100%;
  height:auto;
  transform:none;
  object-fit:contain;
  opacity:0;
}

.card-anim--stack-lg .stack-frame.is-on{opacity:1}

/* 組立 */
.card-anim--stack-assemble{
  grid-template-rows:1fr 1fr;
  gap:0;
  padding:0;
}

.card-anim--stack-assemble .stack-row{
  width:100%;
  min-height:0;
  display:flex;
  align-items:center;
  justify-content:center;
}

.card-anim--stack-assemble .stack-frame{
  position:static;
  width:400px;
  max-width:100%;
  height:auto;
  transform:none;
  opacity:0;
}

/* ================= META ================= */
.meta{
  position:relative;
  align-self:start;
  margin-top:135px;
}

.meta-head{
  display:flex;
  align-items:center;
}

.meta.is-pre .meta-mark__dot,
.meta.is-pre .meta-mark__line,
.meta.is-pre .meta__title,
.meta.is-pre .meta__desc,
.meta.is-pre .meta__img,
.meta.is-pre .meta__subhead{
  opacity:0;
}

.meta-mark{
  position:relative;
  display:flex;
  align-items:center;
  transform:translateX(calc(-1 * var(--markOverlap)));
  z-index:10;
}

.meta-mark__dot{
  width:var(--markDot);
  height:var(--markDot);
  background:var(--blue);
  border-radius:50%;
  flex:0 0 auto;
}

.meta-mark__line{
  width:var(--markLine);
  height:var(--markThick);
  background:var(--blue);
  margin-left:0;
  flex:0 0 auto;
  transform-origin:left center;
}

.meta__title{
  color:var(--blue);
  font-size:30px;
  font-weight:700;
  white-space:nowrap;
}

.meta__subhead{
  font-size:28px;
  font-weight:500;
  line-height:1.4;
  margin-top:28px;
  margin-left:calc(var(--markDot) + var(--markLine) + 26px - var(--markOverlap));
}

.meta__subhead:first-of-type{margin-top:18px}

.meta__desc{
  font-size:20px;
  line-height:1.8;
  width:470px;
  max-width:470px;
  margin-top:8px;
  margin-left:calc(var(--markDot) + var(--markLine) + 38px - var(--markOverlap));
}

.char{
  display:inline-block;
  opacity:0;
  transform:translateX(-10px);
  will-change:transform, opacity;
}

.meta__desc .char.space,
.meta__title .char.space,
.meta__subhead .char.space{width:.32em}

.meta__desc .char br,
.meta__title .char br,
.meta__subhead .char br{display:block}

.meta__img{
  margin-top:20px;
  margin-left:calc(var(--markDot) + var(--markLine) + 28px - var(--markOverlap));
}

.meta__img img{
  width:460px;
  height:auto;
}

.meta__img--protect{
  margin-top:18px;
  margin-left:calc(var(--markDot) + var(--markLine) + 34px - var(--markOverlap));
}

.meta__img--protect img{
  width:480px;
  height:auto;
}

/* ================= APP BUBBLES ================= */
.anchor-bubble{
  display:inline-block;
  width:200px;
  position:relative;
  transform-origin:center;
  transition:transform .2s ease;
  z-index:30;
}

.anchor-bubble:hover{transform:scale(1.5)}

.bubble-img{
  position:relative;
  width:100%;
}

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

.bubble-img .hover{
  position:absolute;
  inset:0;
  opacity:0;
  transition:opacity .12s ease;
  pointer-events:none;
}

.bubble-img .normal{
  opacity:1;
  transition:opacity .12s ease;
}

.anchor-bubble:hover .bubble-img .hover{opacity:1}
.anchor-bubble:hover .bubble-img .normal{opacity:0}

/* anime02-3 専用 */
.print-slide{
  opacity: 0;
  transform: translate(-50%, -50%) translate3d(-260px, 0, 0);
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
}

.print-slide.is-on{
  opacity: 1;
  transform: translate(-50%, -50%) translate(0px, 0px);
}

/* APP_01 */
.print-bubble-layer{
  position: absolute;
  top: 420px;   /* ←ここがポイント（調整OK） */
  right: -282px;
  width: 237px;
  z-index: 55;
}
.print-bubble-layer .anchor-bubble{
  display:block;
  width:100%;
  height:100%;
  position:relative;
  transform-origin:center;
  transition:transform .2s ease;
}
.print-bubble-layer .anchor-bubble:hover{transform:scale(1.2)}
.print-bubble-layer .bubble-normal,
.print-bubble-layer .bubble-hover{
  position:absolute;
  inset:0;
}
.print-bubble-layer .bubble-normal{
  z-index:1;
  opacity:1;
  transition:opacity .12s ease;
}
.print-bubble-layer .bubble-hover{
  z-index:2;
  opacity:0;
  pointer-events:none;
  transition:opacity .12s ease;
}
.print-bubble-layer .anchor-bubble:hover .bubble-normal{opacity:0}
.print-bubble-layer .anchor-bubble:hover .bubble-hover{opacity:1}

/* APP_03 */
.reflow-bubble-layer{
  position: absolute;
  top: 980px;   /* ←こっちも明示 */
  right: -282px;
  width: 237px;
  z-index: 55;
}
.reflow-bubble-layer .anchor-bubble{
  display:block;
  width:100%;
  height:100%;
  position:relative;
  transform-origin:center;
  transition:transform .2s ease;
}
.reflow-bubble-layer .anchor-bubble:hover{transform:scale(1.2)}
.print-bubble-layer,
.mount-bubble-layer,
.reflow-bubble-layer{will-change:transform, opacity}

/* assembly side bubbles */
.assembly-bubble-left,
.assembly-bubble-right{
  position:absolute;
  width:237px;
  z-index:55;
  will-change:transform, opacity;
}

.assembly-bubble-left{left:-282px}
.assembly-bubble-right{right:-282px}

.assembly-bubble-left .anchor-bubble,
.assembly-bubble-right .anchor-bubble{
  display:block;
  width:100%;
  position:relative;
  transform-origin:center;
  transition:transform .2s ease;
}

.assembly-bubble-left .anchor-bubble:hover,
.assembly-bubble-right .anchor-bubble:hover{transform:scale(1.2)}

/* gass side bubbles */
.gass-bubble-left,
.gass-bubble-right{
  position:absolute;
  width:237px;
  z-index:55;
  will-change:transform, opacity;
}

.gass-bubble-left{left:-282px}
.gass-bubble-right{right:-282px}

.gass-bubble-left .anchor-bubble,
.gass-bubble-right .anchor-bubble{
  display:block;
  width:100%;
  position:relative;
  transform-origin:center;
  transition:transform .2s ease;
}

.gass-bubble-left .anchor-bubble:hover,
.gass-bubble-right .anchor-bubble:hover{transform:scale(1.2)}

#bubble-plasma{top:-90px}
#bubble-protect-left{top:308px}
#bubble-protect-right{top:130px}
#bubble-heat-left{top:870px}
#bubble-heat-right{top:570px}
#bubble-assemble-left{top:1370px}
#bubble-assemble-right{top:1100px}
#bubble-gass-right{top:1610px}
#bubble-gass-left{top:1840px}

/* MOBILE */
@media(max-width:767px){
  body{
    background:#fff;
  }

  .wrap{
    max-width:100%;
    padding:24px 20px 44px;
  }
  .read__area{
    margin:0 auto 56px;
    max-width:none;
    font-size:15px;
    line-height:1.8;
  }
  .section__bar{
    margin:0 0 28px;
    padding:8px 10px;
    font-size:18px;
    line-height:1.3;
  }

  .process-area{
    margin-bottom:68px;
  }

  .process-row{
    grid-template-columns:138px minmax(0,1fr);
    gap:0;
    padding:0;
  }

  .process-row--tall,
  .process-row--assemble{
    align-items:start;
  }
  .process-row--tall .meta{
    margin-top:0;
  }
  .card{
    min-height:108px;
    border-radius:18px;
  }

  .card--tall{
    min-height:220px;
  }

  .card--assemble{
    min-height:220px;
  }

  .card-anim{
    width:100%;
    max-width:138px;
    height:110px;
    margin:0 auto;
  }

  .card-anim__base,
  .card-anim__frame{
    width:100%;
    height:100%;
  }

  .card-anim--stack-lg{
    width:100%;
    height:100%;
    grid-template-rows:1fr 1fr;
    padding:0;
  }

  .card-anim--stack-lg .stack-row{
    min-height:132px;
  }

  .card-anim--stack-lg .stack-frame{
    width:138px;
  }

  .card-anim--stack-assemble{
    width:100%;
    height:100%;
    grid-template-rows:1fr 1fr;
    padding:0;
  }

  .card-anim--stack-assemble .stack-row{
    min-height:110px;
  }

  .card-anim--stack-assemble .stack-frame{
    width:138px;
  }

  .meta{
    margin-top: 10px;
    font-feature-settings: "palt" 1;
  }

  .meta-head{
    align-items:center;
  }

  .meta-mark{
    transform:translateX(0);
    margin-right:4px;
  }

  .meta-mark__dot{
    width:6px;
    height:6px;
    margin-left: -3px;
  }

  .meta-mark__line{
    width:18px;
    height:2px;
  }

  .meta__title{
    font-size:16px;
    line-height:1.2;
    letter-spacing:.02em;
  }

  .meta__subhead{
    font-size:14px;
    line-height:1.5;
    margin-top:10px;
    margin-left:26px;
  }

  .meta__subhead:first-of-type{
    margin-top:8px;
  }

  .meta__desc{
    max-width:170px;
    margin-top:4px;
    margin-left:26px;
    font-size:14px;
    line-height:1.4;
  }

  .meta__img{
    margin-top:8px;
    margin-left:26px;
  }

  .meta__img img{
    width:100%;
  }

  .meta__img--protect{
    margin-top:8px;
    margin-left:26px;
  }

  .meta__img--protect img{
    width:100%;
  }

  .mount-bubble-layer,
  .print-bubble-layer,
  .reflow-bubble-layer,
  .assembly-bubble-left,
  .assembly-bubble-right{
    display:none;
  }
  #stage-protect{
    align-items:start;
  }
  #stage-protect .meta{
    display:block;
  }
  #stage-plasma .card {
    min-height:112px;
  }
  #stage-heat .card{
    min-height:132px;
  }
  #stage-heat .card-anim{
    height:96px;
    max-width:138px;
    display:grid;
    place-items:center;
  }
  #stage-heat .meta{
    margin-top:0;
  }
  #stage-complete{
    padding-bottom:0;
  }

  #stage-complete .card{
    min-height:108px;
  }
  #stage-complete .meta{
    margin-top: 46px;
  }
}
/* 下端を揃える（説明文の終わりをカード下に合わせる） */
#stage-protect{
  align-items: stretch;
}

#stage-protect .meta{
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
/* 画像を上下中央に */
#stage-heat .card-anim{
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
}
  
#stage-heat .meta{
  margin-top: 30px;
}
/* 放熱カード高さ固定 */
#stage-heat .card{
  min-height: 360px;
}
#stage-heat .mata {
  align-items: flex-end;
}
@media(max-width:767px){
  #stage-print .meta,#stage-mount .meta{
    margin-top: 32px;
  }
  #stage-board .meta{
    margin-top: 46px;
  }
  #stage-protect .meta{
    margin-top: 20px;
  }
  .process-row--assemble .meta{
    margin-top: 100px;
  }
  /* 放熱カード高さ固定 */
  #stage-heat .card{
    min-height: 180px;
  }

}
  
/* =============================
   ブースマップ
============================= */
.booth-map-section{
  width: 100%;
  padding: 0;
  margin: 20px auto;
}

.booth-map-inner{
  width: 960px;
  max-width: 100%;
  margin: 0 auto;
}

.booth-map-title{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 90px;
  margin: 0 0 50px;
  background: #063a95;
  border-radius: 999px;
  color: #fff;
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
}

.booth-map-text{
  margin: 0 0 34px;
  font-size: 20px;
  line-height: 2;
  letter-spacing: 0.02em;
}

.booth-map-text p{
  margin: 0 0 18px;
}

.booth-map-text p:last-child{
  margin-bottom: 0;
}

.booth-map-image{
  width: 100%;
  height: 520px;
  background: #c9c9c9;
}

/* 画像差し替え時用 */
.booth-map-image img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =============================
   SP
============================= */
@media screen and (max-width: 767px){
  .booth-map-section{
    padding: 56px 0 0;
  }

  .booth-map-inner{
    max-width: 100%;
  }

  .booth-map-title{
    height: 48px;
    margin-bottom: 22px;
    font-size: 18px;
  }

  .booth-map-text{
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 1.9;
  }

  .booth-map-image{
    height: 240px;
  }
}

/* =========================
   提案製品一覧
========================= */
.proposal-products{
  width: 100%;
  padding: 50px 0 0;
}

.proposal-products__inner{
  width: 960px;
  max-width: 100%;
  margin: 0 auto;
}

.proposal-products__title{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 90px;
  margin: 0 0 50px;
  background: #063a95;
  border-radius: 999px;
  color: #fff;
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
}

.proposal-products__head{
  display: grid;
  grid-template-columns: 70px 330px 1fr;
  align-items: center;
  padding: 0 6px 8px;
  border-bottom: 1px solid #0c318f;
  color: #0c318f;
  font-size: 18px;
  font-weight: 700;
}

.proposal-products__row{
  display: grid;
  grid-template-columns: 50px 290px 1fr 150px;
  align-items: center;
  column-gap: 12px;
  padding: 18px 12px;
  border-bottom: 1px solid #d9d9d9;
}

.proposal-products__no{
  display: flex;
  align-items: center;
  justify-content: center;
}

.proposal-products__no span{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: #d0003a;
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
}

.proposal-products__app{
  display: flex;
  align-items: center;
  gap: 12px;
  font-feature-settings: "palt" 1;
}

.proposal-products__app-thumb{
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.proposal-products__app-thumb img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.proposal-products__app-text{
  font-size: 16px;
  line-height: 1.5;
  color: #222;
}

.proposal-products__product{
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  column-gap: 12px;
}

.proposal-products__arrow{
  width: 0;
  height: 0;
  margin-top: 0;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  border-left: 12px solid #666;
  flex-shrink: 0;
  justify-self: center;
  align-self: center;
}

.proposal-products__arrow-mobile{
  display: none;
}

.proposal-products__product-body{
  min-width: 0;
}

.proposal-products__product-name{
  font-size: 16px;
  line-height: 1.5;
  color: #222;
}
  
.proposal-products__product-name p {
  margin-bottom: 8px;
}
  
.proposal-products__product-name p + p {
  margin-bottom: 0;
}

.proposal-products__tags{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.proposal-products__tag{
  min-width: 48%;
  padding: 5px 8px;
  background: #d63a33;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  text-align: center;
}

.proposal-products__machine{
  display: flex;
  align-items: center;
  justify-content: center;
}

.proposal-products__machine img{
  display: block;
  max-width: 100%;
  height: auto;
}

/* =========================
   SP
========================= */
@media screen and (max-width: 767px){
  .proposal-products{
    padding: 56px 0 0;
  }

  .proposal-products__inner{
    max-width: 100%;
  }

  .proposal-products__title{
    height: 48px;
    margin-bottom: 24px;
    font-size: 18px;
  }

  .proposal-products__head{
    display: none;
  }

  .proposal-products__row{
    position: relative;
    grid-template-columns: 34px 1fr;
    column-gap: 0;
    row-gap: 10px;
    padding: 18px 0;
    align-items: start;
  }

  .proposal-products__no{
    width: 34px;
    grid-column: 1 / 2;
    grid-row: 1 / 2;
    align-items: flex-start;
    justify-content: flex-start;
    padding-top: 8px;
  }

  .proposal-products__no span{
    width: 34px;
    height: 34px;
  }

  .proposal-products__machine{
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    justify-content: center;
    transform: translateX(-26px);
    align-self: start;
  }



  .proposal-products__product{
    grid-column: 1 / 3;
    grid-row: 2 / 3;
    display: block;
    gap: 0;
  }

  .proposal-products__arrow{
    display: none;
  }

  .proposal-products__arrow-mobile{
    display: flex;
    grid-column: 1 / 3;
    grid-row: 3 / 4;
    justify-content: center;
  }

  .proposal-products__arrow-mobile .proposal-products__arrow-icon{
    display: inline-block;
    width: auto;
    height: 18px;
    position: relative;
  }

  .proposal-products__arrow-mobile .proposal-products__arrow-icon::after{
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 14px solid transparent;
    border-right: 14px solid transparent;
    border-top: 16px solid #777;
  }

  .proposal-products__product-name{
    font-size: 15px;
    line-height: 1.5;
  }

  .proposal-products__tags{
    width: cal(100%-30px);
    justify-content: space-between;
    gap: 6px;
    margin-top: 8px;
  }

  .proposal-products__tag{
    min-width: 48%;
    padding: 4px 8px;
    font-size: 15px;
  }

  .proposal-products__app{
    grid-column: 1 / 3;
    grid-row: 4 / 5;
    align-items: center;
    gap: 10px;
  }

  .proposal-products__app-thumb{
    width: 120px;
    height: 120px;
  }

  .proposal-products__app-text{
    font-size: 16px;
    line-height: 1.5;
  }
}
/* =============================
   CTAボタン
============================= */
.cta{
  padding:60px 20px 40px;
}

.cta__inner{
  max-width:960px;
  margin:0 auto;
  display:flex;
  flex-wrap: wrap;
  justify-content:space-between;
}

.cta__btn{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 68px;
  font-size: 20px;
  color: #fff;
  text-decoration: none;
  margin-bottom: 12px;
  border-radius: 50px;
  font-weight: 700;
}

/* 色違い */
.cta__btn--light{
  background:#25bdee;
  color:#fff;
}

.cta__btn--dark{
  background:#003894;
  color:#fff;
}
  
.cta__btn--medium{
  background:#137bc1;
  color:#fff;
}

/* hover */
.cta__btn:hover{
  opacity:0.85;
}
/* =============================
   フッター
============================= */
.footer{
  border-top:1px solid #ccc;
  padding:30px 20px;
}

.footer__inner{
  max-width:960px;
  margin:0 auto;
  display:flex;
  justify-content:center;
  align-items:center;
}

.footer__inner img{
  width:180px;
  height:auto;
}
@media screen and (min-width:768px){
  .cta__btn {
    width: 33%;
    max-width: 300px;
  }
}

/* =============================
   SP
============================= */
@media screen and (max-width:767px){
  .cta__btn {
    width: 48%;
    font-size: 15px;
    height: 50px;
  }

  /* 3つ目だけ中央寄せ */
  .cta__btn:nth-child(3) {
    width: 60%;
    margin: 0 auto;
  }

  .footer__inner img{
    width:140px;
  }
}
/* =============================
   anchor-bubble 表示・位置調整
============================= */
@media screen and (min-width: 768px){
  .mount-bubble-layer,
  .print-bubble-layer,
  .reflow-bubble-layer,
  .assembly-bubble-left,
  .assembly-bubble-right{
    display: block;
    pointer-events: auto;
  }

  /* hoverを少し控えめに */
  .mount-bubble-layer .anchor-bubble:hover,
  .print-bubble-layer .anchor-bubble:hover,
  .reflow-bubble-layer .anchor-bubble:hover,
  .assembly-bubble-left .anchor-bubble:hover,
  .assembly-bubble-right .anchor-bubble:hover{
    transform: scale(1.08);
  }
}

/* =============================
   768〜1023px
============================= */
@media screen and (min-width: 768px) and (max-width: 1024px){
  
  /* 共通 */
  .print-bubble-layer,
  .reflow-bubble-layer{
    position: absolute;
    width: 88px;
    z-index: 20;
  }

  /* 印刷（上） */
  .print-bubble-layer{
    top: 360px;   /* ←調整OK */
    right: -36px;
  }

  /* リフロー（下） */
  .reflow-bubble-layer{
    top: 820px;   /* ←調整OK */
    right: -36px;
  }
  
  .mount-bubble-layer{
    left: -150px;
    width: 150px;
  }

  .assembly-bubble-right{
    right: -150px;
    width: 150px;
  }

  .assembly-bubble-left{
    left: -150px;
    width: 150px;
  }
}

/* =============================
   1024〜1279px
============================= */
@media screen and (min-width: 1024px) and (max-width: 1279px){
  .mount-bubble-layer{
    left: -190px;
    width: 180px;
  }

  .print-bubble-layer,
  .reflow-bubble-layer,
  .assembly-bubble-right{
    right: -190px;
    width: 180px;
  }

  .assembly-bubble-left{
    left: -190px;
    width: 180px;
  }
}

/* =============================
   1280〜1439px
============================= */
@media screen and (min-width: 1280px) and (max-width: 1439px){
  .mount-bubble-layer{
    left: -230px;
    width: 210px;
  }

  .print-bubble-layer,
  .reflow-bubble-layer,
  .assembly-bubble-right{
    right: -230px;
    width: 210px;
  }

  .assembly-bubble-left{
    left: -230px;
    width: 210px;
  }
}

/* =============================
   1440px以上
============================= */
@media screen and (min-width: 1440px){
  .mount-bubble-layer{
    left: -282px;
    width: 237px;
  }

  .print-bubble-layer,
  .reflow-bubble-layer,
  .assembly-bubble-right{
    right: -282px;
    width: 237px;
  }

  .assembly-bubble-left{
    left: -282px;
    width: 237px;
  }
}
/* =========================================
   タブレット横〜小さめPC（768〜1023px）
   process-areaを縮めて、bubbleが被らないよう調整
========================================= */
@media screen and (min-width: 768px) and (max-width: 1024px){
  
  .mv__title-main {
    font-size: 50px;
    margin-bottom: 12px;
  }
  .proposal-products__tag {
      min-width: 100%;
      font-size: 14px;
  }

  :root{
    --cardW: 260px;
    --animW: 260px;
    --animH: 208px;
  }

  .process-area{
    max-width: 700px;
    margin: 0 auto 120px;
    padding-left: 80px;
    padding-right: 80px;
    position: relative;
  }

  .process-row{
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .process-row--tall .meta,
  .process-row--assemble .meta{
    margin-top: 40px;
  }

  .card{
    min-height: 208px;
    border-radius: 28px;
  }

  .card--tall,
  .card--assemble{
    min-height: 416px;
  }

  .card-anim{
    width: 260px;
    height: 208px;
  }

  .card-anim__base,
  .card-anim__frame{
    width: 260px;
    height: 208px;
  }

  .card-anim--stack-lg .stack-row{
    min-height: 240px;
  }

  .card-anim--stack-lg .stack-frame,
  .card-anim--stack-assemble .stack-frame{
    width: 260px;
  }

  .meta{
    margin-top: 48px;
  }

  .meta__title{
    font-size: 24px;
    white-space: normal;
    line-height: 1.4;
  }

  .meta__subhead{
    font-size: 20px;
    margin-top: 18px;
    margin-left: 48px;
  }

  .meta__desc{
    width: auto;
    max-width: 280px;
    font-size: 16px;
    line-height: 1.8;
    margin-left: 48px;
  }

  .meta__img{
    margin-left: 48px;
  }

  .meta__img img,
  .meta__img--protect img{
    width: 260px;
  }

  .meta__img--protect{
    margin-left: 48px;
  }

/* ---------- bubble共通 ---------- */
.mount-bubble-layer,
.print-bubble-layer,
.reflow-bubble-layer,
.assembly-bubble-left,
.assembly-bubble-right,.gass-bubble-left{
  display: block;
  width: 88px;
  z-index: 20;
}

.mount-bubble-layer .anchor-bubble:hover,
.print-bubble-layer .anchor-bubble:hover,
.reflow-bubble-layer .anchor-bubble:hover,
.assembly-bubble-left .anchor-bubble:hover,
.assembly-bubble-right .anchor-bubble:hover,.gass-bubble-left .anchor-bubble:hover{
  transform: scale(1.05);
}

/* 左側バブルはさらに左へ */
.mount-bubble-layer,
.assembly-bubble-left{
  left: -36px;
}

/* 右側バブルはさらに右へ */
.reflow-bubble-layer,
.assembly-bubble-right{
  right: -36px;
}
  .print-bubble-layer{
    right: -30px;
  }
  .assembly-bubble-right{
    right: -24px;
  }
  /* 個別位置の微調整 */
  .mount-bubble-layer{
    top: 50%;
    transform: translateY(-50%);
  }

  #bubble-plasma{ top: 10px; }
  #bubble-protect-left{ top: 250px; }
  #bubble-protect-right{ top: 370px; }
  #bubble-heat-left{ top: 560px; }
  #bubble-heat-right{ top: 700px; }
  #bubble-assemble-left{ top: 910px; }
  #bubble-assemble-right{ top: 900px; }
  #bubble-gass-right{ top: 1170px; }

  /* ガスケットのbubbleがある場合 */
  #bubble-gass-left{
    left: -30px;
    top: 1180px;
    width: 88px;
    z-index: 20;
  }

  /* 放熱だけ高さが大きいので調整 */
  #stage-heat .card{
    min-height: 280px;
  }

  #stage-heat .card-anim{
    height: 208px;
  }

  #stage-heat .meta{
    margin-top: 24px;
  }
}
/* =========================================
   768〜1023px
   部品補強・防湿 / 組立 だけ修正
   cardサイズ：260 × 240
========================================= */
@media screen and (min-width: 768px) and (max-width: 1024px){

  /* =============================
     部品補強・防湿
  ============================= */
  #stage-protect .card--tall{
    min-height: 416px;
  }

  #stage-protect .card-anim--stack-lg{
    width: 100%;
    height: 100%;
    grid-template-rows: 208px 208px;
    gap: 0;
    padding: 0;
    align-content: stretch;
  }

  #stage-protect .card-anim--stack-lg .stack-row{
    width: 100%;
    height: 208px;
    min-height: 208px;
    display: grid;
    place-items: center;
    overflow: hidden;
    position: relative;
  }

  #stage-protect .card-anim--stack-lg .stack-frame{
    grid-area: 1 / 1;
    position: absolute;
    left: 50%;
    top: 50%;
    width: 260px;
    max-width: 100%;
    height: auto;
    max-height: 208px;
    transform: translate(-50%, -50%)!important;
    object-fit: contain;
    opacity: 0;
  }

  #stage-protect .card-anim--stack-lg .stack-frame.is-on{
    opacity: 1;
  }

  /* =============================
     組立
  ============================= */
  #stage-assemble .card--assemble,
  #stage-assemble2 .card--assemble{
    min-height: 480px; /* 240 × 2 */
  }

  #stage-assemble .card-anim--stack-assemble,
  #stage-assemble2 .card-anim--stack-assemble{
    width: 100%;
    height: 100%;
    grid-template-rows: 240px 240px;
    gap: 0;
    padding: 0;
    align-content: stretch;
  }

  #stage-assemble .card-anim--stack-assemble .stack-row,
  #stage-assemble2 .card-anim--stack-assemble .stack-row{
    width: 100%;
    min-height: 208px;
    height: 208px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }

  #stage-assemble .card-anim--stack-assemble .stack-frame,
  #stage-assemble2 .card-anim--stack-assemble .stack-frame{
    width: 260px;
    max-width: 100%;
    height: auto;
    max-height: 208px;
    object-fit: contain;
  }
  
  .booth-map-title,.proposal-products__title {
    height: 80px;
    font-size: 36px;

  }
}
/* =========================
   初期非表示（JSより先に効くので安定）
   cardの薄いグレー背景は表示したまま
========================= */

#stage-plasma .card-anim__frame,
#stage-protect .stack-frame,
#stage-heat .card-anim__frame,
#stage-assemble .stack-frame,
#stage-complete .card-anim__base {
  opacity: 0;
  visibility: hidden;
}

.expo-container {
  max-width: 900px;
  margin: auto;
  padding: 10px 0;
}

.expo-header {
  display: grid;
  grid-template-columns: 120px 150px 1fr;
  font-weight: bold;
  color: #1e3a8a;
  padding: 10px 20px;
  border-bottom: 2px solid #1e3a8a;
}

.expo-row {
  display: grid;
  grid-template-columns: 120px 150px 1fr;
  align-items: center;
  padding: 12px 20px;
  border-bottom: 1px solid #999;
}

.expo-num {
  width: 40px;
  height: 40px;
  background: #000;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.expo-cat {
  font-weight: bold;
}

.expo-text {
  line-height: 1.4;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .expo-header {
    display: none;
  }

  .expo-row {
    display: block;
    padding: 15px;
    border-bottom: 2px solid #ccc;
  }

  .expo-num {
    margin-bottom: 10px;
  }

  .expo-cat {
    font-size: 14px;
    margin-bottom: 5px;
  }

  .expo-text {
    font-size: 14px;
  }
}

.expo-img-title {
  max-width: 100%;
  height: auto;
  margin-bottom: 10px;
}

.expo-img-row {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

/* 左 */
.expo-img-col img {
  width: 100%;
  height: auto;
  display: block;
}

/* 右エリア */
.expo-right-area {
  display: flex;
  flex-direction: column;
}

/* タイトル */
.expo-right-title {
  color: #1e3a8a;
  font-weight: bold;
  margin-bottom: 5px;
}

/* 説明文 */
.expo-right-desc {
  font-size: 13px;
  margin-bottom: 10px;
}

/* 2×2グリッド */
.expo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.expo-grid img {
  width: 100%;
  height: auto;
  display: block;
  border: 2px solid #2b6cb0; /* 青枠 */
}

/* PCサイズ */
@media (min-width: 769px) {
  .expo-img-col:first-child {
    flex: 0 0 450px;
  }

  .expo-right-area {
    flex: 0 0 460px;
  }
}

/* スマホ */
@media (max-width: 768px) {
  .expo-img-row {
    flex-direction: column;
  }

  .expo-right-area {
    width: 100%;
  }

  .expo-grid {
    grid-template-columns: 1fr 1fr; /* スマホでも2列維持 */
    gap: 8px;
  }

  .expo-right-title {
    font-size: 14px;
  }

  .expo-right-desc {
    font-size: 12px;
  }
}

/* 2×2レイアウト */
.expo-quad {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
}

/* 各ブロック */
.expo-box {
  display: flex;
  flex-direction: column;
}

/* 左上の大画像 */
.expo-main img {
  width: 100%;
  height: auto;
}

/* タイトル（青＋下線） */
.expo-title {
  color: #1e3a8a;
  font-weight: bold;
  font-size: larger;
  border-bottom: 2px solid #2b6cb0;
  padding-top: 10px;
  padding-bottom: 3px;
  margin-bottom: 6px;
}

/* 説明文 */
.expo-desc {
  font-size: 16px;
  margin-bottom: 10px;
}

/* 画像（青枠） */
.expo-img {
  width: 100%;
  height: auto;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .expo-quad {
    grid-template-columns: 1fr;
  }

  .expo-title {
    font-size: 14px;
  }

  .expo-desc {
    font-size: 12px;
  }
}

/* 中央配置 */
.expo-back-area {
  text-align: center;
  margin: 40px 0 20px;
}

/* Backボタン（既存CTA踏襲＋微調整） */
.expo-back-btn {
  display: inline-flex;     /* flexのままだと横幅100%になりやすいので */
  padding: 0 60px;          /* 横長カプセル */
  height: 68px;
  border-radius: 50px;      /* ←既存と同じ */
  background: #3f63b8;      /* 添付の青 */
}

/* 全体中央 */
.expo-center-area {
  text-align: center;
  margin: 60px 20px;
}

/* テキスト */
.expo-lead {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 30px;
}

/* ボタン */
.expo-main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #143f8f;
  color: #fff;
  text-decoration: none;
  font-size: 28px;
  font-weight: 700;
  padding: 25px 80px;
  border-radius: 60px;
  transition: 0.3s;
}

.expo-main-btn:hover {
  opacity: 0.85;
}

/* スマホ */
@media (max-width: 768px) {
  .expo-lead {
    font-size: 18px;
  }

  .expo-main-btn {
    font-size: 18px;
    padding: 18px 30px;
    width: 100%; /* スマホは横いっぱい */
  }
}