/* =========================
   情報Ⅰ 総合TOP v2.0 個別CSS
   common: lesson.css 前提
========================= */

.edu-home-v2{
  max-width: 1200px;
  margin: 0 auto;
}

.edu-home-hero .edu-title{
  letter-spacing: .02em;
}

.edu-home-section{
  max-width: 1200px;
  margin: 18px auto;
  padding: 22px;
  border: 1px solid rgba(30,136,229,.28);
  border-radius: 18px;
  background: #fff;
}

.edu-home-secHead{
  margin-bottom: 16px;
}

.edu-home-secHead h2{
  margin: 0 0 6px;
  font-size: 1.35rem;
  line-height: 1.35;
}

.edu-home-secHead p{
  margin: 0;
  color: #555;
  font-size: .96rem;
}

/* 4つの入口 */
.edu-home-gateway{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.edu-home-gate{
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 150px;
  padding: 18px 16px;
  border: 1px solid rgba(30,136,229,.35);
  border-radius: 18px;
  background: rgba(30,136,229,.06);
  color: #111;
  text-decoration: none;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease, background .12s ease;
}

.edu-home-gate:hover{
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0,0,0,.08);
  border-color: rgba(30,136,229,.55);
  background: rgba(30,136,229,.10);
}

.edu-home-gateIcon{
  font-size: 2rem;
  line-height: 1;
}

.edu-home-gateTitle{
  font-weight: 700;
  font-size: 1.06rem;
}

.edu-home-gateText{
  color: #555;
  font-size: .92rem;
  line-height: 1.55;
}

/* 学習内容カード */
.edu-home-areaGrid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.edu-home-areaCard{
  display: block;
  padding: 16px 16px 15px;
  border: 1px solid rgba(0,0,0,.11);
  border-radius: 16px;
  background: #fff;
  color: #111;
  text-decoration: none;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}

.edu-home-areaCard:hover{
  transform: translateY(-1px);
  box-shadow: 0 7px 18px rgba(0,0,0,.07);
  border-color: rgba(30,136,229,.45);
}

.edu-home-areaTop{
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.edu-home-areaIcon{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 999px;
  background: rgba(30,136,229,.10);
  font-size: 1.22rem;
}

.edu-home-areaTitle{
  font-weight: 700;
  font-size: 1.02rem;
}

.edu-home-areaText{
  color: #555;
  font-size: .92rem;
  line-height: 1.55;
  margin: 0;
}

.edu-home-areaMeta{
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.edu-home-chip{
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(30,136,229,.08);
  color: #155a9c;
  font-size: .78rem;
  line-height: 1.2;
}

/* 2カラム */
.edu-home-twoCol{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  max-width: 1200px;
  margin: 0 auto;
}

.edu-home-twoCol .edu-home-section{
  margin: 18px 0;
}

/* ミニリスト */
.edu-home-miniList{
  display: grid;
  gap: 10px;
}

.edu-home-miniItem{
  display: block;
  padding: 12px 13px;
  border: 1px solid rgba(30,136,229,.30);
  border-radius: 14px;
  background: rgba(30,136,229,.045);
  color: #111;
  text-decoration: none;
  transition: background .12s ease, transform .12s ease;
}

.edu-home-miniItem:hover{
  background: rgba(30,136,229,.09);
  transform: translateY(-1px);
}

.edu-home-miniTitle{
  display: block;
  font-weight: 700;
  margin-bottom: 3px;
}

.edu-home-miniText{
  display: block;
  color: #555;
  font-size: .9rem;
  line-height: 1.45;
}

/* 教材種別 */
.edu-home-typeGrid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.edu-home-typeCard{
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 14px;
  border: 1px solid rgba(0,0,0,.10);
  border-radius: 16px;
  background: #fff;
  text-align: center;
  text-decoration: none;
  color: #111;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}

.edu-home-typeCard:hover{
  transform: translateY(-1px);
  box-shadow: 0 7px 18px rgba(0,0,0,.07);
  border-color: rgba(30,136,229,.45);
}

.edu-home-typeCard span{
  font-size: 1.8rem;
}

.edu-home-typeCard strong{
  font-size: .98rem;
}

.edu-home-typeCard em{
  font-style: normal;
  color: #555;
  font-size: .86rem;
}

/* 教員向け */
.edu-home-teacher{
  background: linear-gradient(180deg, rgba(30,136,229,.06), #fff);
}

.edu-home-teacherLinks{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.edu-home-teacherLinks a{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(30,136,229,.35);
  background: #fff;
  color: #111;
  text-decoration: none;
}

.edu-home-loading,
.edu-home-error{
  margin: 0;
  padding: 14px;
  border-radius: 12px;
  background: rgba(0,0,0,.04);
  color: #555;
}

.edu-home-error{
  color: #b42318;
  background: rgba(255,0,0,.06);
}

/* レスポンシブ */
@media (max-width: 1000px){
  .edu-home-gateway,
  .edu-home-typeGrid{
    grid-template-columns: repeat(2, 1fr);
  }
  .edu-home-areaGrid{
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px){
  .edu-home-section{
    padding: 18px 14px;
  }
  .edu-home-gateway,
  .edu-home-areaGrid,
  .edu-home-typeGrid,
  .edu-home-twoCol{
    grid-template-columns: 1fr;
  }
  .edu-home-gate{
    min-height: auto;
  }
}