* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
    color: #17324d;
    background: #f5fbff;
    line-height: 1.9;
}

.refund-page {
    overflow: hidden;
}

.refund-container {
    width: min(1040px, 92%);
    margin: 0 auto;
}

.refund-hero {
    padding: 72px 0 64px;
    background: linear-gradient(135deg, #e7f6ff 0%, #ffffff 52%, #d9efff 100%);
}

.refund-label {
    display: inline-block;
    margin: 0 0 14px;
    padding: 6px 16px;
    border-radius: 999px;
    background: #dff2ff;
    color: #1274b8;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .08em;
}

.refund-hero h1 {
    margin: 0;
    color: #0b5d9b;
    font-size: clamp(34px, 6vw, 58px);
    line-height: 1.25;
    letter-spacing: .04em;
}

.refund-lead {
    max-width: 720px;
    margin: 22px 0 0;
    font-size: 19px;
    font-weight: 700;
}

.refund-section {
    padding: 64px 0;
}

.refund-intro {
    background: #fff;
}

.refund-card {
    background: #fff;
    border-radius: 26px;
    padding: 38px;
    box-shadow: 0 12px 34px rgba(30, 104, 160, .08);
}

.refund-intro .refund-card {
    box-shadow: none;
    padding: 0;
    border-radius: 0;
}

.refund-card p:first-child {
    margin-top: 0;
}

.quote-box {
    width: auto;
    margin: 32px 0;
    padding-left: 24px;
    text-align: left;
    background: none;
    border-left: 4px solid #0b79bd;
    border-radius: 0;
    box-shadow: none;
}

.quote-box p {
    margin: 10px 0;
    color: #0b5d9b;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.6;
}

.note {
    font-size: 13px;
    color: #5f7180;
}

.emphasis {
    font-weight: 800;
    color: #0b5d9b;
    font-size: 18px;
}

.grid-2 {
    display: grid;
    grid-template-columns: .9fr 1.3fr;
    gap: 24px;
    align-items: stretch;
}

.info-box {
    background: #fff;
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 10px 28px rgba(30, 104, 160, .08);
}

.info-box:first-child {
    border-top: 6px solid #58aee0;
}

.info-box:nth-child(2) {
    border-top: 6px solid #0b79bd;
}

.info-box h2,
.section-head h2 {
    margin: 0 0 18px;
    color: #0b5d9b;
    font-size: 26px;
    line-height: 1.45;
}

.section-head {
    text-align: center;
    margin-bottom: 34px;
}

.section-head.left {
    text-align: left;
}

.check-list,
.notice-list,
.ng-box ul {
    padding-left: 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 32px;
    margin: 12px 0;
}

.check-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: #1687c9;
    font-weight: 900;
}

.pale {
    background: linear-gradient(180deg, #edf8ff, #f8fcff);
}

.flow-list {
    display: grid;
    gap: 18px;
}

.flow-item {
    display: grid;
    grid-template-columns: 76px 1fr;
    gap: 18px;
    align-items: start;
    background: #fff;
    border-radius: 24px;
    padding: 26px;
    box-shadow: 0 8px 24px rgba(30, 104, 160, .08);
}

.flow-item span {
    display: grid;
    place-items: center;
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2b93d1, #0b5d9b);
    color: #fff;
    font-weight: 900;
    font-size: 18px;
}

.flow-item h3 {
    margin: 0 0 8px;
    color: #0b5d9b;
    font-size: 22px;
}

.flow-item p {
    margin: 0;
}

.flow-item p+p {
    margin-top: 10px;
}

.caution-card {
    border-top: 7px solid #0b79bd;
}

.notice-list {
    display: grid;
    gap: 14px;
    margin: 0;
}

.notice-list li {
    position: relative;
    padding: 0 0 14px 26px;
    border-bottom: 1px solid #e3f0f8;
}

.notice-list li:last-child {
    border-bottom: none;
}

.notice-list li:before {
    content: "";
    position: absolute;
    left: 0;
    top: .72em;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #2b93d1;
}

.ng-box {
    margin-top: 34px;
    padding: 26px 28px;
    border-radius: 22px;
    background: #fff7f7;
    border-left: 6px solid #e37a7a;
}

.ng-box h3 {
    margin: 0 0 12px;
    color: #9b3131;
    font-size: 20px;
}

.ng-box li {
    position: relative;
    padding-left: 22px;
    margin: 8px 0;
}

.ng-box li:before {
    content: "・";
    position: absolute;
    left: 0;
}

.refund-cta {
    padding: 58px 0 76px;
    background: linear-gradient(135deg, #0b5d9b, #1687c9);
    color: #fff;
    text-align: center;
}

.refund-cta p {
    margin: 0 0 22px;
    font-size: 20px;
    font-weight: 800;
}

.refund-button {
    display: inline-block;
    width: min(620px, 100%);
    padding: 20px 24px;
    border-radius: 999px;
    background: #fff;
    color: #0b5d9b;
    text-decoration: none;
    font-size: 20px;
    font-weight: 900;
    box-shadow: 0 12px 0 #084a7b, 0 20px 34px rgba(0, 0, 0, .22);
    transition: .2s;
}

.refund-button:hover {
    transform: translateY(3px);
    box-shadow: 0 9px 0 #084a7b, 0 16px 28px rgba(0, 0, 0, .2);
}

.sp-only {
    display: none;
}

@media(max-width:760px) {
    .refund-hero {
        padding: 48px 0;
    }

    .refund-section {
        padding: 44px 0;
    }

    .refund-lead {
        font-size: 17px;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .refund-card,
    .info-box {
        padding: 24px;
        border-radius: 20px;
    }

    .refund-intro .refund-card {
        padding: 0;
    }

    .quote-box {
        padding-left: 18px;
        margin: 28px 0;
    }

    .quote-box p {
        font-size: 18px;
    }

    .flow-item {
        grid-template-columns: 1fr;
        padding: 22px;
    }

    .flow-item span {
        width: 54px;
        height: 54px;
    }

    .refund-cta p {
        font-size: 17px;
    }

    .refund-button {
        font-size: 18px;
        padding: 18px;
    }

    .sp-only {
        display: block;
    }
}