@charset "UTF-8";

/*======================================================
  1. ベース設定（スマホ専用設計）
======================================================*/
html {
    font-size: 62.5%; /* 1rem = 10px 換算 */
    scroll-behavior: smooth;
    background-color: #f0f2f5;
}

/* ★修正：ハイフンからアスタリスクへ変更 */
* {
    box-sizing: border-box;
}

[id] {
    scroll-margin-top: 30px;
}

body {
    font-family: 'Noto Sans JP', Arial, sans-serif;
    color: #2F2F2F;
    background-color: #FFFFFF;
    font-size: 1.5rem;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* スマホ表示枠（最大480px・中央固定） */
.container {
    max-width: 480px;
    margin: 0 auto;
    background-color: #FFFFFF;
    min-height: 100vh;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow-x: hidden;
}

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

/*======================================================
  2. ヘッダー
======================================================*/
.header {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #FFFFFF;
    border-bottom: 1px solid #f0f0f0;
}

.header__left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.header__logo {
    width: 100px;
    flex-shrink: 0;
}

.header__copy {
    font-size: 0.95rem;
    font-weight: bold;
    color: #555555;
    line-height: 1.3;
}

.header__sub-logo {
    width: 90px;
    flex-shrink: 0;
    margin-left: 8px;
}

/*======================================================
  3. メインビジュアル（全幅）
======================================================*/
.main-img {
    width: 100%;
}

.main-img img {
    width: 100%;
}

/*======================================================
  4. キャンペーン期間 ＆ 概要
======================================================*/
.main-topics {
    margin: 24px 16px 28px;
    padding: 20px 16px;
    background-color: #f5f9fd;
    border: 1px solid #dbe6f2;
    border-radius: 8px;
}

.main-topics__period {
    font-size: 1.8rem;
    font-weight: 700;
    color: #00368F;
    text-align: center;
    margin: 0 0 16px 0;
    letter-spacing: 0.03em;
}

.main-topics__name {
    font-size: 1.8rem;
    font-weight: 700;
    color: #00368F;
    text-align: center;
    margin: 0 0 14px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid #00368F;
}

.main-topics__txt {
    font-size: 1.25rem;
    line-height: 1.65;
    color: #333333;
    text-align: left;
}

.main-topics__txt p {
    margin: 0 0 8px 0;
}

.main-topics__notes {
    margin-top: 12px !important;
    padding-top: 8px;
    border-top: 1px dashed #c0d1e5;
    color: #666666;
    font-size: 1.15rem;
}

/*======================================================
  5. CTAボタンエリア（間隔50px・中央寄せ）
======================================================*/
.information {
    padding: 8px 20px 32px;
}

.information__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 50px;
}

.cta-link-btn {
    display: block;
    width: 100%;
    max-width: 340px;
    transition: transform 0.15s ease, opacity 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

.cta-link-btn:active {
    transform: scale(0.98);
}

.cta-link-btn img {
    width: 100%;
}

/*======================================================
  6. クチコミ（保護者からの声）＆ 動画
======================================================*/
.section--voice {
    padding-bottom: 40px;
}

.comment-section {
    padding: 0 16px;
    margin: 30px auto 40px;
}

.comment-main-title {
    font-size: 2.0rem;
    font-weight: 700;
    color: #00368F;
    text-align: center;
    margin: 0 0 20px 0;
    line-height: 1.4;
}

.comment-wrapper {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.comment-card {
    background-color: #fdf8db;
    padding: 16px 18px;
    margin: 0;
    border-radius: 0;
    border: none;
}

.comment-text {
    font-size: 1.35rem;
    color: #333333;
    line-height: 1.65;
    margin: 0;
}

.section__topic {
    font-weight: 700;
    font-size: 2.0rem;
    line-height: 1.3;
    text-align: center;
    color: #00368F;
    margin: 36px 0 20px;
    padding: 0 16px;
}

.video-container {
    width: 100%;
    padding: 0 16px;
}

.video-container iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    height: auto;
    border: none;
    border-radius: 8px;
    display: block;
}

/*======================================================
  7. フッター
======================================================*/
.footer {
    width: 100%;
    margin-top: 30px;
}

.footer__main {
    background-color: #FFFFFF;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer__btns {
    background-color: #f8f9fa;
    width: 100%;
    padding: 28px 16px;
    display: flex;
    justify-content: center;
}

.footer__btn-wrapper {
    width: 100%;
    max-width: 300px;
    text-align: center;
}

.footer__micro-copy {
    font-size: 1.2rem;
    font-weight: bold;
    color: #333333;
    margin: 0 0 6px 0;
}

.footer__btn-img {
    display: block;
    width: 100%;
    transition: opacity 0.2s ease;
}

.footer__btn-img:active {
    opacity: 0.8;
}

.footer__logo {
    margin: 24px 0 20px;
    padding: 0 16px;
    text-align: center;
}

.footer__logo img {
    max-width: 220px;
    margin: 0 auto;
}

.footer__bottom {
    background-color: #00368F;
    padding: 14px 16px;
    width: 100%;
}

.footer__copyright {
    font-size: 1.0rem;
    color: #FFFFFF;
    margin: 0;
    text-align: center;
    line-height: 1.4;
}
/*======================================================
  ローディング画面
======================================================*/
.wvLoading {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    height: 100vh;
    background: #ffffff;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100000;
    text-align: center;
}

.wvLoadingCnt {
    padding-left: 3.2vw;
    padding-right: 3.2vw;
}

.wvLoading__image {
    width: min(84vw, 600px);
    margin: auto;
    text-align: center;
    margin-block: 0 2rem;
}

.wvLoading_img {
    max-width: 100%;
    width: auto;
    height: auto;
}

.wvLoading__text {
    font-size: clamp(1.2rem, 0.600rem + 2.400vw, 2.4rem);
    margin-block: 0;
    text-align: center;
    color: #333333;
    font-weight: normal;
}