/* -------------------------------------------
 * Design Tokens
 * ------------------------------------------- */
:root {
  --bg-color-outer: #f8f9fa; /* PC時の外側背景色 */
  --bg-color-inner: #ffdb00; /* コンテンツエリアの背景色 */
  --text-color-main: #0a2c87;
  --text-color-sub: #333333;
  --max-content-width: 440px; /* スマホ表示の最大幅 */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
}

/* -------------------------------------------
 * Reset & Base
 * ------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans JP", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-color-outer);
  color: var(--text-color-main);
  line-height: 1.7;
}
img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom; /* 画像下のスペースを消す */
}

/* -------------------------------------------
 * Layout Container
 * ------------------------------------------- */
.app-wrapper {
  max-width: var(--max-content-width);
  margin: 0 auto;
  background-color: var(--bg-color-inner);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.03);
  position: relative;
}

/* -------------------------------------------
 * Main Visual (MV)
 * ------------------------------------------- */
.mv {
  width: 100%;
}
/* -------------------------------------------
 * Sections
 * ------------------------------------------- */
.content-box {
  margin: 24px 20px;
}
.content-btn {
  margin: 24px 20px 56px;
}
.content-btn2 {
  margin: 56px 20px;
}

/* -------------------------------------------
 * 選ばれる理由
 * ------------------------------------------- */
.reason {
  background: var(--text-color-main);
  padding: 88px 20px;
}
.reason_box {
  background: #fff;
  margin-top: 32px;
  padding: 0 20px;
  border-radius: 40px;
}
.reason_content {
  padding-top: 56px;
}
.reason_content:last-child {
  padding-bottom: 88px;
}
.reason ul li {
  list-style: none;
}

/* -------------------------------------------
 * Footer
 * ------------------------------------------- */
footer {
  margin-top: auto;
  padding: 24px 24px;
  background-color: var(--text-color-main);
  color: #fff;
  text-align: center;
}

.footer-logo {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.copyright {
  font-size: 12px;
  opacity: 0.5;
}

/* -------------------------------------------
 * Responsive Adjustments
 * ------------------------------------------- */
@media (max-width: 430px) {
  body {
    background-color: var(--bg-color-inner);
  }
  .app-wrapper {
    box-shadow: none;
    max-width: 100%;
  }
}

/* -------------------------------------------
 * Buttons 
 * ------------------------------------------- */
.btn-action {
  display: inline-block;
  transition:
    transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
    background-color 0.3s ease;
  border: none;
  cursor: pointer;
  position: relative;
  will-change: transform;
}
.btn-action:hover {
  transform: translateY(-2px);
}
.btn-action:active {
  transform: translateY(0px);
  box-shadow: none;
  transition: all 0.1s;
}
/* -------------------------------------------
 * info.html
 * ------------------------------------------- */
#info .app-wrapper {
  background: #fff;
}
#info .section-title {
  padding: 24px 0;
  font-size: 24px;
  color: #fff;
  font-weight: 500;
  margin-bottom: 24px;
  text-align: center;
  background: var(--text-color-main);
}
#info .content-box {
  margin: 24px 40px;
}
#info ul li {
  list-style: none;
  padding-bottom: 16px;
  line-height: 1.5;
}
#info ul li::before {
  content: "⚫︎";
  font-size: 20px;
  color: #4f88c8;
}
.info_btn {
  margin: 0 auto 50px;
  text-align: center;
}

.info_btn a {
  color: var(--text-color-main);
  padding: 8px 30px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid var(--text-color-main);
  text-decoration: none;
  transition: 0.5s;
}
.info_btn a:hover {
  background: #e2e2e2;
}