/* ===== フォント ===== */
@font-face {
  font-family: "Acumin";
  src: url(../fonts/AcuminVariableConcept.otf);
}
@font-face {
  font-family: "KozGo";
  src: url(../fonts/KozGoPr6N-Regular.otf);
}

/* ===== ベース ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: #f3f6fb;
}

.page {
  width: 100%;
  background: #ffffff;
  overflow: hidden;
}

img {
  width: 100%;
}

.acumin {
  font-family: Acumin;
}
.kozgo {
  font-family: KozGo;
}

.toppan {
  font-family: "toppan-bunkyu-midashi-go-std", sans-serif;
  font-weight: 900;
  font-style: normal;
}

/* ===== ヒーロー（ロゴ＋背景） ===== */
.hero {
  position: relative;
  padding: 6vw 5vw 4vw;
}

.hero-bg-top {
  position: absolute;
  inset: 0;
  background-image: url("img/bg-top-wave.png");
  background-size: cover;
  background-position: center top;
  opacity: 0.95;
  z-index: 0;
}

.logo-stack {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.8vw;
}

.logo {
  width: 50%;
  max-width: 420px;
  height: auto;
}

header.main-visual {
  border-top: 8px solid #1e2974;
  border-image: linear-gradient(to right, #1d2974, #0568ab) 1;
}
header.main-visual img.main-sp {
  display: none;
}

/* ===== コンテンツ共通 ===== */
.content {
  padding: 4vw 6vw 8vw;
}

/* セクション見出し（左右線＋中央テキスト） */
.section-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.7vw;
  margin-bottom: 1.5vw;
}

.section-heading-line {
  flex: 1 1 0;
  height: 1.5px;
  background: linear-gradient(to right, #1660b8, #62a4ff, #1660b8);
  position: relative;
  top: -3px;
}

.section-heading-text {
  white-space: nowrap;
  font-size: clamp(30px, 4vw, 40px);
  letter-spacing: 0.08em;
  color: #1660b8;
}

/* ===== Company Profile ===== */
.company-section {
  text-align: center;
  margin-top: 2vw;
}

.company-name-ja {
  color: #1660b8;
  font-size: clamp(16px, 2.1vw, 20px);
  letter-spacing: 0.3em;
  margin-top: 0.6vw;
}

/* ★ 文字間隔を少し広めに */
.company-name-full {
  font-size: clamp(14px, 1.8vw, 18px);
  margin-top: 1vw;
  letter-spacing: 0.16em;
}

.company-address {
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.9;
  margin-top: 0.4vw;
  letter-spacing: 0.14em;
}

/* ===== Business overview ＋ ボタン ===== */
.business-section {
  text-align: center;
  margin-top: 5vw;
}

/* ボタン本体 */
.btn-business {
  display: inline-block;
  margin-top: 1.8vw;
  text-decoration: none;
}

.btn-business-inner {
  display: inline-flex;
  align-items: center;
  gap: 1vw;
  padding: 12px 6vw;
  border-radius: 999px;
  background: linear-gradient(90deg, #0568ab, #1d2974);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.18);
  color: #ffffff;
  letter-spacing: 0.22em;
  font-size: clamp(20px, 2.5vw, 20px);
}

/* 左側の丸い矢印アイコン */
.btn-business-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9em;
  position: relative;
}

.btn-business-circle::before {
  /* 矢印の横線イメージ（薄いリング） */
  content: "";
  position: absolute;
  inset: 0.28em;
}

.btn-business-arrow {
  position: relative;
  z-index: 1;
  font-size: 1.2em;
}

.btn-business-text {
  white-space: nowrap;
  letter-spacing: 0.5em;
}

/* ===== SNS セクション ===== */
.sns-section {
  position: relative;
  padding: 10vw 5vw 6vw;
}

.sns-bg-wave {
  position: absolute;
  inset: 0;
  background-image: url("../img/bg-bottom-wave.png");
  background-size: cover;
  background-position: center bottom;
  opacity: 0.95;
  z-index: 0;
}

/* レイアウト：Instagram ラベル → IG QR → Facebook ブロック */
.sns-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3vw;
  flex-wrap: wrap;
}

/* リボン風ラベル共通 */
.sns-label {
  position: relative;
  padding: 0 2vw 0 3.5vw;
  color: #ffffff;
  font-size: clamp(14px, 3vw, 20px);
  letter-spacing: 0.1em;
  white-space: nowrap;
  line-height: 1.6;
  background: linear-gradient(90deg, #0568ab, #1d2974);
  margin-right: 3vw;
}
.sns-label span {
  position: absolute;
  width: 1vw;
  height: 100%;
  background: linear-gradient(90deg, #0568ab, #1d2974);
  display: block;
  top: 0;
  left: -1.3vw;
}

.sns-label span.left2 {
  left: -2.6vw;
}

.sns-label::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: -4.5vw;
  border-style: solid;
  border-width: 5vw 0 0 5vw;
  border-color: transparent transparent transparent #1d2974;
}

/* QR 共通 */
.sns-qr {
  width: clamp(120px, 15vw, 190px);
}
.sns-qr img {
  width: 100%;
  height: auto;
  background: #ffffff;
  padding: 1vw;
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.15);
}

/* Instagram QR の位置合わせ（ラベルと高さを揃える） */
.sns-qr-instagram {
  align-self: center;
  margin-right: 5vw;
}

/* Facebook ブロック（ラベル＋ライン＋QR） */
.sns-facebook-block {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.line-section {
  display: none;
  position: relative;
  padding: 10vw 5vw 6vw;
}

.line-inner {
  position: relative;
  z-index: 1;
}

.line-bg-wave {
  position: absolute;
  inset: 0;
  background-image: url("../img/bg-bottom-wave-sp.png");
  background-size: cover;
  background-position: center bottom;
  opacity: 0.95;
  z-index: 0;
}

p.to-line-message {
  font-size: clamp(14px, 1.5vw, 16px);
}

/* ===== フッター ===== */
.footer {
  background: linear-gradient(90deg, #0568ab, #1d2974);
  text-align: center;
  padding: 20px 0;
  color: #ffffff;
  font-size: clamp(14px, 1.8vw, 18px);
}
.footer p {
  margin: 0;
}

/* ===== スマホ対応 ===== */
@media (max-width: 768px) {
  .hero {
    padding: 8vw 4vw 5vw;
  }

  .logo {
    width: 70%;
  }

  .content {
    padding: 6vw 5vw 10vw;
  }

  .sns-inner {
    flex-direction: column;
  }

  .sns-mid-lines {
    width: 40vw;
  }

  .sns-label-instagram::after,
  .sns-label-facebook::before {
    /* スマホだと矢印が窮屈なのでOFF */
    display: none;
  }

  header.main-visual img.main-pc {
    display: none;
  }
  header.main-visual img.main-sp {
    display: block;
  }

  .btn-business-inner {
    padding: 12px 0;
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .btn-business {
    width: 80%;
  }

  .sns-section {
    display: none;
  }
  .line-section {
    display: block;
  }
  .line-section .btn-business {
    width: 80%;
  }
}