/* =========================================================
   ALL-ON-4 MAINTENANCE
========================================================= */

.maintenance-page {
    overflow: hidden;
}

.maintenance-page .container {
    width: min(1120px, calc(100% - 48px));
    margin: 0 auto;
}

.maintenance-page p {
    font-size: 16px;
    line-height: 2;
}

.maintenance-page h2 {
    margin: 0;
    font-size: 32px;
    line-height: 1.55;
    letter-spacing: 0.04em;
}

.maintenance-page h3 {
    margin: 0;
    font-size: 22px;
    line-height: 1.6;
}

.section-label,
.section-heading__en {
    margin: 0 0 12px;
    color: #8d7753;
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-size: 11px !important;
    font-weight: 600;
    letter-spacing: 0.2em;
}

.section-heading {
    margin-bottom: 48px;
}


/* =========================================================
   LOWER HERO
========================================================= */

.maintenance-page .lower-hero {
    padding: 30px 0 30px;
    background: #f5f3ef;
}

.maintenance-page .lower-hero__en {
    margin: 0 0 7px;
    color: #8d7753;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.2em;
}

.maintenance-page .lower-hero h1 {
    margin: 0;
    font-size: 32px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0.04em;
}


/* =========================================================
   BREADCRUMB
========================================================= */

.maintenance-page .breadcrumb {
    border-bottom: 1px solid #ece9e3;
}

.maintenance-page .breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 15px 0;
    list-style: none;
}

.maintenance-page .breadcrumb li {
    color: #777;
    font-size: 12px;
}

.maintenance-page .breadcrumb li:not(:last-child)::after {
    margin-left: 8px;
    color: #bbb;
    content: "/";
}

.maintenance-page .breadcrumb a {
    color: inherit;
    text-decoration: none;
}


/* =========================================================
   INTRO
========================================================= */

.maintenance-intro {
    padding: 70px 0 75px;
}

.maintenance-intro__layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 90px;
    align-items: center;
}

.maintenance-intro__content h2 {
    margin-bottom: 32px;
}

.maintenance-intro__content p:not(.section-label) {
    margin: 0 0 18px;
}

.maintenance-intro__visual {
    position: relative;
    min-height: 390px;
    padding: 70px 55px;
    background: #202422;
    color: #fff;
}

.maintenance-intro__visual::before {
    position: absolute;
    top: 22px;
    right: 22px;
    bottom: 22px;
    left: 22px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    content: "";
}

.maintenance-intro__number {
    position: absolute;
    top: 30px;
    right: 38px;
    color: rgba(255, 255, 255, 0.08);
    font-size: 120px;
    font-weight: 300;
    line-height: 1;
}

.maintenance-intro__message {
    position: relative;
    z-index: 1;
}

.maintenance-intro__message span {
    display: block;
    margin-bottom: 22px;
    color: #c8b38b;
    font-size: 11px;
    letter-spacing: 0.2em;
}

.maintenance-intro__message strong {
    display: block;
    font-size: 30px;
    font-weight: 400;
    line-height: 1.7;
}


/* =========================================================
   IMPORTANCE
========================================================= */

.maintenance-importance {
    padding: 75px 0;
    background: #f6f5f2;
}

/* 歯磨きだけでは汚れがつく（文章＋写真） */
.maintenance-plaque {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 50px;
    padding: 45px;
    background: #fff;
    border: 1px solid #d8d5ce;
}

.maintenance-plaque__text h3 {
    margin: 0 0 20px;
    font-size: 22px;
    line-height: 1.6;
}

.maintenance-plaque__text p {
    margin: 0 0 14px;
    color: #555;
}

.maintenance-plaque__text p:last-child {
    margin-bottom: 0;
}

.maintenance-plaque__image {
    margin: 0;
}

.maintenance-plaque__image img {
    display: block;
    width: 100%;
    height: auto;
}

.maintenance-plaque__image figcaption {
    margin-top: 10px;
    color: #777;
    font-size: 12px;
    line-height: 1.6;
}

.maintenance-importance__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid #d8d5ce;
    border-left: 1px solid #d8d5ce;
}

.maintenance-importance__item {
    position: relative;
    min-height: 300px;
    padding: 46px 45px;
    background: #fff;
    border-right: 1px solid #d8d5ce;
    border-bottom: 1px solid #d8d5ce;
}

.maintenance-importance__number {
    display: block;
    margin-bottom: 25px;
    color: #a88c60;
    font-size: 13px;
    letter-spacing: 0.15em;
}

.maintenance-importance__item h3 {
    margin-bottom: 18px;
}

.maintenance-importance__item p {
    margin: 0;
    color: #555;
}


/* =========================================================
   PERI IMPLANT
========================================================= */

.maintenance-peri {
    padding: 80px 0;
    background: #202422;
    color: #fff;
}

.maintenance-peri__layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 100px;
}

.maintenance-peri .section-label {
    color: #c8b38b;
}

.maintenance-peri__heading h2 {
    font-weight: 400;
}

.maintenance-peri__content > p {
    margin: 0 0 20px;
    color: rgba(255, 255, 255, 0.8);
}

.maintenance-peri__signs {
    margin-top: 45px;
    padding: 32px 35px;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.maintenance-peri__signs h3 {
    margin-bottom: 22px;
    font-size: 19px;
}

.maintenance-peri__signs ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 13px 35px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.maintenance-peri__signs li {
    position: relative;
    padding-left: 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
    line-height: 1.7;
}

.maintenance-peri__signs li::before {
    position: absolute;
    top: 0.7em;
    left: 0;
    width: 6px;
    height: 6px;
    background: #c8b38b;
    content: "";
}


/* =========================================================
   CLINIC MAINTENANCE
========================================================= */

.maintenance-clinic {
    padding: 75px 0;
}

.maintenance-clinic__lead {
    max-width: 820px;
    margin: -15px 0 55px;
}

.maintenance-clinic__list {
    border-top: 1px solid #d8d5ce;
}

.maintenance-clinic__item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 25px;
    padding: 34px 10px;
    border-bottom: 1px solid #d8d5ce;
}

.maintenance-clinic__num {
    color: #a88c60;
    font-size: 13px;
    letter-spacing: 0.15em;
}

.maintenance-clinic__body h3 {
    margin-bottom: 10px;
}

.maintenance-clinic__body p {
    margin: 0;
    color: #555;
}


/* =========================================================
   FREQUENCY
========================================================= */

.maintenance-frequency {
    padding: 0 0 75px;
}

.maintenance-frequency__box {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 70px;
    padding: 60px;
    background: #eeeae2;
}

.maintenance-frequency__body p {
    margin: 0 0 18px;
}

.maintenance-frequency__note {
    margin-top: 30px !important;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.65);
    border-left: 3px solid #9c835d;
    font-weight: 500;
}


/* =========================================================
   COST
========================================================= */

.maintenance-cost {
    padding: 0 0 75px;
}

.maintenance-cost__grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: start;
}

.maintenance-cost__text p {
    margin: 0 0 16px;
}

.maintenance-cost .maintenance-cost__free {
    padding: 18px 22px;
    border-left: 3px solid #9c835d;
    background: #f6f3ec;
    font-size: 16px;
    font-weight: 500;
}

.maintenance-cost__free strong {
    color: #8a6d3b;
}

.maintenance-cost__table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

.maintenance-cost__table caption {
    margin-bottom: 12px;
    color: #6f6658;
    font-size: 13px;
    font-weight: 600;
    text-align: left;
    letter-spacing: 0.04em;
}

.maintenance-cost__table th,
.maintenance-cost__table td {
    padding: 18px 20px;
    border: 1px solid #d8d5ce;
    font-size: 15px;
    line-height: 1.6;
}

.maintenance-cost__table thead th {
    background: #4a4339;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    text-align: center;
}

.maintenance-cost__table tbody th {
    font-weight: 500;
    text-align: left;
}

.maintenance-cost__table td {
    color: #2e2a25;
    font-size: 18px;
    font-weight: 600;
    text-align: right;
    white-space: nowrap;
}

.maintenance-cost__table td span {
    margin-left: 2px;
    font-size: 12px;
    font-weight: 400;
}

.maintenance-cost .maintenance-cost__note {
    margin: 14px 0 0;
    color: #6b645a;
    font-size: 13px;
    line-height: 1.8;
}


/* =========================================================
   HOME CARE
========================================================= */

.maintenance-home {
    padding: 75px 0;
    background: #f6f5f2;
}

.maintenance-home__intro {
    margin: -15px 0 50px;
}

.maintenance-home__intro p {
    margin: 0;
}

.maintenance-home__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: #d8d5ce;
    border: 1px solid #d8d5ce;
}

.maintenance-home__item {
    padding: 42px 35px;
    background: #fff;
}

.maintenance-home__item > span {
    display: block;
    margin-bottom: 25px;
    color: #a88c60;
    font-size: 12px;
    letter-spacing: 0.15em;
}

.maintenance-home__item h3 {
    margin-bottom: 15px;
}

.maintenance-home__item p {
    margin: 0;
    color: #555;
}

.maintenance-home__notice {
    margin-top: 40px;
    padding: 35px 40px;
    background: #202422;
    color: #fff;
}

.maintenance-home__notice strong {
    display: block;
    margin-bottom: 12px;
    font-size: 20px;
    font-weight: 500;
}

.maintenance-home__notice p {
    margin: 0;
    color: rgba(255, 255, 255, 0.78);
}


/* =========================================================
   LONGEVITY
========================================================= */

.maintenance-longevity {
    padding: 80px 0;
}

.maintenance-longevity__layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 90px;
}

.maintenance-longevity__title h2 {
    font-weight: 500;
}

.maintenance-longevity__text {
    padding-top: 10px;
}

.maintenance-longevity__text p {
    margin: 0 0 20px;
}


/* =========================================================
   WARRANTY
========================================================= */

.maintenance-warranty {
    padding: 0 0 75px;
}

.maintenance-warranty__box {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 70px;
    align-items: center;
    padding: 55px 60px;
    background: #eeeae2;
}

.maintenance-warranty__box h2 {
    margin-bottom: 18px;
}

.maintenance-warranty__box p:not(.section-label) {
    margin: 0;
}

.maintenance-warranty__link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 120px;
    padding: 25px 30px;
    background: #202422;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.maintenance-warranty__link:hover {
    opacity: 0.85;
}

.maintenance-warranty__link span {
    font-size: 16px;
}

.maintenance-warranty__link small {
    margin-top: 8px;
    color: #c8b38b;
    font-size: 10px;
    letter-spacing: 0.16em;
}


/* =========================================================
   RELATED
========================================================= */

.maintenance-related {
    padding: 75px 0;
    background: #f6f5f2;
}

.maintenance-related__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid #ccc8bf;
    border-left: 1px solid #ccc8bf;
}

.maintenance-related__grid a {
    position: relative;
    min-height: 170px;
    padding: 38px 35px;
    background: #fff;
    border-right: 1px solid #ccc8bf;
    border-bottom: 1px solid #ccc8bf;
    color: #222;
    text-decoration: none;
    transition: background 0.3s ease;
}

.maintenance-related__grid a:hover {
    background: #f0ede7;
}

.maintenance-related__grid span {
    display: block;
    margin-bottom: 18px;
    color: #a88c60;
    font-size: 10px;
    letter-spacing: 0.18em;
}

.maintenance-related__grid strong {
    font-size: 18px;
    font-weight: 500;
}


/* =========================================================
   CONSULTATION
========================================================= */

.maintenance-consultation {
    padding: 75px 0;
}

.maintenance-consultation__box {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 580px);
    gap: 60px;
    align-items: center;
    padding: 55px;
    border: 1px solid #d8d5ce;
}

.maintenance-consultation__content h2 {
    margin-bottom: 18px;
}

.maintenance-consultation__content p:not(.section-label) {
    margin: 0;
}

.maintenance-consultation__calendar {
    width: 100%;
    overflow: hidden;
}

.maintenance-consultation__calendar iframe {
    display: block;
    width: 100%;
    max-width: 580px;
    height: 210px;
    border: 0;
}


/* =========================================================
   TABLET
========================================================= */

@media (max-width: 1000px) {

    .maintenance-intro__layout,
    .maintenance-peri__layout,
    .maintenance-frequency__box,
    .maintenance-longevity__layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .maintenance-intro__visual {
        min-height: 300px;
    }

    .maintenance-home__grid {
        grid-template-columns: 1fr;
    }

    .maintenance-warranty__box {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .maintenance-warranty__link {
        width: 100%;
    }

    .maintenance-consultation__box {
        grid-template-columns: 1fr;
    }

    .maintenance-consultation__calendar iframe {
        max-width: 100%;
    }
}


/* =========================================================
   SMARTPHONE
========================================================= */

@media (max-width: 767px) {

    .maintenance-plaque {
        grid-template-columns: 1fr;
        gap: 22px;
        margin-bottom: 35px;
        padding: 24px 20px;
    }

    .maintenance-plaque__text h3 {
        font-size: 19px;
    }


    .maintenance-cost {
        padding: 0 0 50px;
    }

    .maintenance-cost__grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .maintenance-cost__table th,
    .maintenance-cost__table td {
        padding: 14px 12px;
        font-size: 13px;
    }

    .maintenance-cost__table td {
        font-size: 16px;
    }
}


@media (max-width: 767px) {

    .maintenance-page .container {
        width: calc(100% - 32px);
    }

    .maintenance-page p {
        font-size: 15px;
        line-height: 1.9;
    }

    .maintenance-page h2 {
        font-size: 25px;
        line-height: 1.5;
    }

    .maintenance-page h3 {
        font-size: 19px;
    }

    .maintenance-page .lower-hero {
        padding: 22px 0 20px;
    }

    .maintenance-page .lower-hero h1 {
        font-size: 24px;
    }

    .section-heading {
        margin-bottom: 32px;
    }

    .maintenance-intro {
        padding: 50px 0 50px;
    }

    .maintenance-intro__layout {
        gap: 40px;
    }

    .maintenance-intro__content h2 {
        margin-bottom: 24px;
    }

    .maintenance-intro__visual {
        min-height: 250px;
        padding: 55px 35px;
    }

    .maintenance-intro__number {
        font-size: 85px;
    }

    .maintenance-intro__message strong {
        font-size: 24px;
    }

    .maintenance-importance {
        padding: 50px 0;
    }

    .maintenance-importance__grid {
        grid-template-columns: 1fr;
    }

    .maintenance-importance__item {
        min-height: 0;
        padding: 35px 28px;
    }

    .maintenance-peri {
        padding: 55px 0;
    }

    .maintenance-peri__layout {
        gap: 35px;
    }

    .maintenance-peri__heading h2 br {
        display: none;
    }

    .maintenance-peri__signs {
        padding: 28px 22px;
    }

    .maintenance-peri__signs ul {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .maintenance-clinic {
        padding: 55px 0;
    }

    .maintenance-clinic__lead {
        margin-bottom: 40px;
    }

    .maintenance-clinic__item {
        grid-template-columns: 45px 1fr;
        gap: 15px;
        padding: 28px 0;
    }

    .maintenance-frequency {
        padding-bottom: 55px;
    }

    .maintenance-frequency__box {
        gap: 30px;
        padding: 35px 25px;
    }

    .maintenance-frequency__note {
        padding: 18px;
    }

    .maintenance-home {
        padding: 55px 0;
    }

    .maintenance-home__intro {
        margin-bottom: 35px;
    }

    .maintenance-home__item {
        padding: 32px 25px;
    }

    .maintenance-home__notice {
        padding: 28px 24px;
    }

    .maintenance-longevity {
        padding: 55px 0;
    }

    .maintenance-longevity__layout {
        gap: 30px;
    }

    .maintenance-longevity__title h2 br {
        display: none;
    }

    .maintenance-warranty {
        padding-bottom: 55px;
    }

    .maintenance-warranty__box {
        padding: 35px 25px;
    }

    .maintenance-related {
        padding: 55px 0;
    }

    .maintenance-related__grid {
        grid-template-columns: 1fr;
    }

    .maintenance-related__grid a {
        min-height: 130px;
        padding: 30px 25px;
    }

    .maintenance-consultation {
        padding: 55px 0;
    }

    .maintenance-consultation__box {
        gap: 35px;
        padding: 35px 20px;
    }

    .maintenance-consultation__calendar {
        width: 100%;
        overflow-x: hidden;
    }

    .maintenance-consultation__calendar iframe {
        width: 100%;
        max-width: 100%;
        height: 210px;
    }
}


/* =========================================================
   SMALL SMARTPHONE
========================================================= */

@media (max-width: 390px) {

    .maintenance-page .container {
        width: calc(100% - 24px);
    }

    .maintenance-page h2 {
        font-size: 23px;
    }

    .maintenance-page .lower-hero h1 {
        font-size: 23px;
    }

    .maintenance-intro__visual {
        padding: 45px 25px;
    }

    .maintenance-consultation__box {
        padding: 30px 15px;
    }
}