@charset "UTF-8";

/* ==========================================================================
 reset(LP)
 header・footer は common.css の管轄のため LP 配下のみに限定する。
 :where() で詳細度を上げず、各クラスの指定を優先させる
========================================================================== */

:where(.gold-container, .gold-loading),
:where(.gold-container, .gold-loading) *,
:where(.gold-container, .gold-loading) *::before,
:where(.gold-container, .gold-loading) *::after {
    box-sizing: border-box;
    word-break: break-all;
}

:where(.gold-container, .gold-loading) :where(h2, h3, p, figure, ul, ol) {
    margin: 0;
    padding: 0;
}

:where(.gold-container, .gold-loading) :where(ul, ol) {
    list-style: none;
}

:where(.gold-container, .gold-loading) :where(figcaption, figure, main, section) {
    display: block;
}

:where(.gold-container, .gold-loading) :where(h2, h3, p, div) {
    word-wrap: break-word;
    font-weight: normal;
}

:where(.gold-container, .gold-loading) img {
    width: 100%;
    height: auto;
    vertical-align: top;
    line-height: 0;
    border: none;
}

/* ==========================================================================
 base
========================================================================== */

.gold-container {
    --gold-navy: #041e42;
    --gold-card-shadow: 0 4px 16px rgba(0, 0, 0, .25);
    --gold-sec-gap: 160px; /* PC のセクション間隔 */

    color: var(--gold-navy);
    font-family: "Hiragino Sans", sans-serif;
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.07em;
    font-feature-settings: "palt";
}

/* ローディング明け(コンテナ全体)とスクロール時(各セクション)で共通の登場演出。
   ぼかしが晴れつつ浮かび上がる。クラスはすべて JS が付け外しする */
.gold-reveal {
    transition:
        opacity 0.9s ease-out 0.1s,
        transform 1.1s cubic-bezier(0.22, 1, 0.36, 1) 0.1s,
        filter 0.75s ease-out 0.1s;
}

.gold-reveal_hidden {
    opacity: 0;
    transform: translateY(10px);
    filter: blur(4px);
}

/* ローディング中は KV カルーセルを止め、明けてから 1 枚目より開始する */
.gold-reveal_hidden .gold-kv_track,
.gold-reveal_hidden .gold-kv_nav span {
    animation-play-state: paused;
}

.gold-container * {
    font-size: inherit;
    line-height: inherit;
}

.gold-container img {
    display: block;
}

.gold-shadow {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--gold-sec-gap);
    padding: var(--gold-sec-gap) clamp(48px, 8.3vw, 120px) var(--gold-sec-gap) clamp(64px, 12.2vw, 176px);
}

.gold-shadow > .gold-movie {
    margin-top: -40px;
}

.gold-shadow > section {
    width: 100%;
    max-width: 1144px; /* 1440 - 左176 - 右120 */
    margin: 0 auto;
}

.gold-br_sp {
    display: none;
}

.gold-br_pc {
    display: inline;
}

/* 英字ラベル(SVG)。font-size 24px / 20px 相当(SVG はグリフのみのため cap height ≈ 0.7em で換算) */
.gold-sec_head img {
    width: auto;
    height: 20px;
}

.gold-sec_head h2 {
    margin: 20px 0 0;
    font-size: 2.8rem;
    font-weight: 500;
    letter-spacing: 0.24em;
    line-height: 1.6;
    white-space: nowrap;
}

.gold-bg_area {
    position: absolute;
    inset: 0;
    top: -31px; /* gold-kv_nav の高さ(padding 30px + 線 1px)分 */
    z-index: -1;
    overflow: clip;
}

/* サイズはJSが初回に一度だけ計算して固定する(ブラウザUIの裏まで覆うはみ出し込み) */
.gold-bg {
    position: sticky;
    top: 0;
    width: 100%;
    height: 100%;
    will-change: transform;
}


/* ==========================================================================
 key visual
========================================================================== */

.gold-kv {
    overflow: hidden;
}

.gold-kv_track {
    display: flex;
    will-change: transform;
}

.gold-kv_slide {
    flex: 0 0 100%;
}

.gold-kv_nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding-top: 30px;
}

.gold-kv_nav span {
    width: 20px;
    border-top: 1px solid var(--gold-navy);
    opacity: .25;
}

.gold-kv_nav span.gold-current {
    opacity: 1;
}

/* 15s周期 = (表示4.4s + 移動0.6s) × 3枚。4枚目は1枚目の複製で、100%→0%が同じ絵のためループが繋がる */
@media (prefers-reduced-motion: no-preference) {
    .gold-kv_track {
        animation: gold-kv-track 15s ease infinite;
    }

    /* 各スライドの移動開始に合わせてダッシュを0.3s(=2%)でフェード切り替え */
    .gold-kv_nav span {
        animation: gold-kv-dash 15s ease infinite;
        animation-delay: -0.6s;
    }

    .gold-kv_nav span:nth-child(2) {
        animation-delay: -10.6s;
    }

    .gold-kv_nav span:nth-child(3) {
        animation-delay: -5.6s;
    }
}

@keyframes gold-kv-track {
    0%, 29.333% {
        transform: translateX(0);
    }

    33.333%, 62.667% {
        transform: translateX(-100%);
    }

    66.667%, 96% {
        transform: translateX(-200%);
    }

    100% {
        transform: translateX(-300%);
    }
}

@keyframes gold-kv-dash {
    0% {
        opacity: .25;
    }

    2%, 33.333% {
        opacity: 1;
    }

    35.333%, 100% {
        opacity: .25;
    }
}


/* ==========================================================================
 about
========================================================================== */

.gold-about {
    display: grid;
    grid-template-columns: max-content 370px max-content;
    column-gap: 34px;
    align-items: center;
}

.gold-about_photo {
    width: 370px;
    margin: 0;
}

.gold-about_photo figcaption {
    width: fit-content;
    margin: 12px auto 0;
    color: #000;
    font-size: 1.2rem;
    line-height: 1.6;
    text-align: left;
}

.gold-about_text {
    margin-left: 22px; /* column-gap 34px と合わせて写真から56px */
    font-size: 1.6rem;
}


/* ==========================================================================
 card
========================================================================== */

.gold-card {
    display: grid;
    grid-template-columns: max-content 608px; /* 608 = カード360 + 2枚目のずれ248 */
    grid-template-rows: auto 1fr;
    column-gap: 80px;
    align-items: start;
}

.gold-card .gold-sec_head {
    padding-top: 80px;
}

.gold-card_copy {
    margin-top: 80px;
}

.gold-card_visual {
    grid-column: 2;
    grid-row: 1 / 3;
}

.gold-card_label {
    font-size: 2.4rem;
    font-weight: 250;
    line-height: 1.6;
    letter-spacing: 0.24em;
}

.gold-card_target {
    font-size: 1.8rem;
    font-weight: 500;
    line-height: 2;
}

.gold-card_lead {
    margin-top: 18px;
    font-size: 3.6rem;
    font-weight: 250;
    line-height: 1.6;
    letter-spacing: 0.26em;
}

.gold-card_visual figure {
    width: 360px;
    margin: 0;
}

.gold-card_visual .gold-card_black {
    margin-left: auto;
    margin-top: 4px;
}

.gold-card_visual img {
    border-radius: 14px;
    box-shadow: var(--gold-card-shadow);
}

.gold-card_visual figcaption {
    margin: 12px 0 0;
    font-size: 1.2rem;
    font-weight: 250;
    line-height: 1.6;
    letter-spacing: 0.12em;
}

.gold-card_note {
    margin-top: 32px;
    text-align: center;
}


/* ==========================================================================
 movie
========================================================================== */

.gold-movie {
    text-align: center;
}

.gold-movie .gold-sec_head img {
    margin: 0 auto;
}

.gold-movie .gold-sec_head h2 {
    font-size: 2.4rem;
}

.gold-movie_player {
    width: 740px;
    max-width: 100%;
    margin: 28px auto 0;
}

.gold-movie_screen {
    position: relative;
    aspect-ratio: 16 / 9;
    background-color: #545454;
}

.gold-movie_video {
    display: block;
    width: 100%;
    height: 100%;
}

.gold-movie_play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.gold-movie_play img {
    width: 213.38px;
    height: 213.38px;
}

.gold-movie_play_hidden {
    opacity: 0;
    pointer-events: none;
}

.gold-movie_caption {
    margin-top: 24px;
    font-size: 1.4rem;
    line-height: 1.8;
    letter-spacing: 0.1em;
    text-align: center;
}

.gold-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
    padding: 0 20px;
    border-radius: 4px;
    font-size: 1.6rem; /* SPでも16px */
    text-decoration: none;
}

/* 縮小してもストローク1pxを保つ(SVG側のvector-effect: non-scaling-stroke) */
.gold-btn::before {
    content: "";
    flex-shrink: 0;
    width: 8px;
    height: 15px;
    margin-right: 10px;
    background: url(../images/gold_arrow_right.svg) no-repeat center / contain;
}

.gold-btn_gap16::before {
    margin-right: 16px;
}

.gold-btn_navy {
    background-color: var(--gold-navy);
    color: #fff;
}

.gold-btn_outline {
    border: 1px solid var(--gold-navy);
    color: var(--gold-navy);
}

.gold-btn_outline::before {
    background-image: url(../images/gold_arrow_right_navy.svg);
}

.gold-btn_disabled {
    background-color: rgba(4, 30, 66, .3); /* #041e42 30% */
    color: #fff;
    pointer-events: none;
}

.gold-movie_btn {
    width: 527px;
    height: 95px;
    margin: 100px auto 24px;
}

.gold-movie_note {
    margin-top: 24px;
    font-size: 1.4rem;
    line-height: 1.6;
    letter-spacing: 0.24em;
}


/* ==========================================================================
 benefit
========================================================================== */

.gold-benefit {
    display: grid;
    grid-template-columns: 1fr 55.6%;
    column-gap: 152px;
    align-items: start;
}

/* セクション内をスクロールする間、左の見出し・ボタンをセクション間隔と同じ位置に固定する */
.gold-benefit_head {
    position: sticky;
    top: var(--gold-sec-gap);
}

.gold-benefit_lead {
    margin-top: 32px;
    font-size: 1.4rem;
    line-height: 1.8;
    letter-spacing: 0.1em;
}

.gold-benefit_list li {
    position: relative;
    width: 450px;
}

.gold-benefit_list li + li {
    margin-top: 120px;
}

.gold-benefit_num {
    position: absolute;
    top: 18px;
    right: 0;
    width: auto;
    height: 22px;
}

.gold-benefit_icon {
    width: auto;
    height: 62px;
}

.gold-benefit_list h3 {
    margin-top: 32px;
    font-size: 2.8rem;
    font-weight: 250;
    line-height: 1.6;
    letter-spacing: 0.24em;
}

.gold-benefit_list p {
    margin-top: 24px;
}

.gold-benefit_more {
    margin-top: 80px;
}

.gold-benefit_btn {
    margin-top: 40px;
    min-height: 68px;
}

.gold-benefit_note {
    margin-top: 18px;
    font-size: 1.4rem;
    letter-spacing: 0.1em;
}


/* ==========================================================================
 lineup
========================================================================== */

.gold-lineup {
    display: grid;
    grid-template-columns: max-content max-content;
    grid-template-rows: auto 1fr;
    column-gap: 120px;
    align-items: start;
}

.gold-lineup_list {
    grid-column: 2;
    grid-row: 1 / 3;
}

.gold-lineup_list li {
    display: flex;
    align-items: flex-start;
    gap: 40px;
}

.gold-lineup_list li + li {
    margin-top: 80px;
}

.gold-lineup_card {
    width: 304px; /* 710×448 → 304×192 */
    border-radius: 9px; /* 画像側の角丸(元画像21px×縮小率)に合わせて影を回す */
    box-shadow: var(--gold-card-shadow);
}

.gold-lineup_info {
    width: 336px;
}

.gold-lineup_info h3 {
    font-size: 1.8rem; /* SPも18px */
    font-weight: 250;
    line-height: 1.6;
    letter-spacing: 0.24em;
}

.gold-lineup_info p {
    margin-top: 16px;
}

.gold-lineup_detail {
    margin-top: 24px;
    min-height: 52px;
}

.gold-lineup_detail::before {
    width: 7px;
    height: 12px;
}

.gold-lineup_note {
    margin-top: 12px;
    font-size: 1.2rem;
    line-height: 1.6;
}

.gold-lineup_btn {
    grid-column: 1;
    margin-top: 20px;
    width: 280px;
    min-height: 60px;
}


/* ==========================================================================
 feature
========================================================================== */

.gold-feature {
    background-color: #001c38;
    color: #fff;
    padding: 120px;
    text-align: center;
}

/* 見出しは他セクションと同じ基本スタイル。色のみ白 */
.gold-feature .gold-sec_head h2 {
    margin-top: 0;
    color: #fff;
}

.gold-feature_lead {
    margin-top: 28px;
    line-height: 2;
}

.gold-feature_list {
    display: flex;
    justify-content: center;
    gap: 32px;
    max-width: 1120px;
    margin: 60px auto 0;
    text-align: left;
}

.gold-feature_list li {
    flex: 1 1 0;
    max-width: 352px;
    padding: 24px 24px 32px;
    border-radius: 12px;
    background-color: #f7f7f7;
    color: var(--gold-navy);
}

.gold-feature_list img {
    border-radius: 12px;
}

.gold-feature_list h3 {
    margin-top: 28px;
    font-size: 2.0rem;
    font-weight: 500;
    line-height: 1.6;
}

.gold-feature_list p {
    margin-top: 20px;
    font-size: 1.4rem; /* SPも14px */
    letter-spacing: 0.1em;
}

.gold-feature_link {
    display: inline-flex;
    align-items: center;
    margin-top: 16px;
    color: #004c97;
    font-size: 1.2rem;
    line-height: 1.6;
    letter-spacing: 0.1em;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.gold-feature_link::after {
    content: "";
    flex-shrink: 0;
    width: 5px;
    height: 9px;
    margin-left: 8px;
    background: url(../images/gold_arrow_right_navy.svg) no-repeat center / contain;
}

.gold-feature_btn {
    width: 786px;
    min-height: 86px;
    margin: 60px auto 0;
    background-color: #fff;
    color: var(--gold-navy);
    font-size: 2.8rem;
    line-height: 1.6;
}

.gold-feature_btn::before {
    background-image: url(../images/gold_arrow_right_navy.svg);
}


/* ==========================================================================
 sp
========================================================================== */

@media screen and (max-width: 1024px) {
    .gold-container {
        font-size: 1.4rem;
    }

    .gold-shadow {
        gap: 120px;
        padding: 120px 32px 95px;
    }

    .gold-shadow > .gold-movie {
        margin-top: -60px; /* カードコピーとの間隔をgap 120pxから60pxに詰める */
    }

    /* 広めのSP(タブレット等)ではスマホ幅のレイアウトのまま中央に寄せる */
    .gold-shadow > section {
        max-width: 450px;
    }

    .gold-br_sp {
        display: inline;
    }

    .gold-br_pc {
        display: none;
    }

    .gold-sec_head img {
        height: 16px;
    }

    .gold-sec_head h2 {
        font-size: 2.4rem;
        white-space: normal;
    }

    .gold-about {
        grid-template-columns: 1fr;
        align-items: stretch;
        gap: 40px;
    }

    .gold-about_photo {
        width: 266px;
        margin: 0 auto;
    }

    .gold-about_text {
        margin-left: 0;
    }

    .gold-card {
        display: block;
    }

    .gold-card .gold-sec_head {
        padding-top: 0;
    }

    .gold-card .gold-sec_head h2 {
        font-size: min(2.4rem, 5.57vw); /* 375px端末まで改行させない */
    }

    .gold-card_visual {
        margin: 60px 0 0;
    }

    .gold-card_copy {
        margin-top: 40px;
    }

    .gold-card_visual figure {
        width: 271px;
    }

    .gold-card_visual figcaption {
        margin: 8px 0 0;
    }

    .gold-card_label {
        font-size: 2.0rem;
    }

    .gold-card_note {
        margin-top: 28px;
        font-size: 1.2rem;
        line-height: 1.6;
        letter-spacing: 0.1em;
    }

    .gold-movie .gold-sec_head h2 {
        font-size: min(1.8rem, 4.45vw); /* 375px端末まで改行させない */
    }

    .gold-movie_player {
        width: 356px;
        margin-top: 21px; /* h2の半行分を引いて文字基準28px */
    }

    .gold-movie_play img {
        width: 103px;
        height: 104px;
    }

    .gold-movie_caption {
        margin-top: 11px;
        font-size: 1.2rem;
    }

    .gold-btn_gap16::before {
        margin-right: 10px;
    }

    .gold-movie_btn {
        width: 356px;
        height: 71px;
        margin: 60px auto 15px;
        font-size: 1.6rem;
    }

    .gold-movie_note {
        margin-top: 15px; /* ボタンとの間隔15px(マージン相殺で15px) */
        font-size: 1.2rem;
    }

    /* SP は固定なし。gold-benefit_head を解体し、ボタン・注記をリストの後ろに並べ直す */
    .gold-benefit {
        display: flex;
        flex-direction: column;
    }

    .gold-benefit_head {
        display: contents;
    }

    .gold-benefit_btn,
    .gold-benefit_note {
        order: 1;
    }

    .gold-benefit .gold-sec_head h2 {
        font-size: min(2.4rem, 5.57vw); /* 375px端末まで改行させない */
    }

    .gold-benefit_lead {
        margin-top: 24px;
    }

    .gold-benefit_body {
        width: 100%;
        margin-top: 60px;
    }

    .gold-benefit_list li {
        width: 100%;
    }

    .gold-benefit_list li + li {
        margin-top: 40px;
    }

    /* アイコンは比率を保ったまま縮小(例: 54.5×62 → 48×55) */
    .gold-benefit_icon {
        height: 55px;
    }

    /* 番号も比率を保ったまま縮小(31×21 → 26×18) */
    .gold-benefit_num {
        height: 18px;
    }

    .gold-benefit_list h3 {
        margin-top: 20px;
        font-size: 2.0rem;
    }

    .gold-benefit_list p {
        margin-top: 16px;
    }

    .gold-benefit_more {
        margin-top: 68px;
        text-align: center;
    }

    .gold-benefit_btn {
        margin-top: 20px;
        padding: 23px 28px;
        text-align: left;
    }

    /* SPはテキストが2行のため、矢印も2行分の高さ(SVGの原寸)に */
    .gold-benefit_btn::before {
        width: 11px;
        height: 23px;
        margin-right: 24px;
    }

    .gold-benefit_note {
        margin-top: 14px;
        font-size: 1.2rem;
        text-align: center;
        align-self: center;
    }

    .gold-lineup {
        display: block;
    }

    .gold-lineup_list {
        margin-top: 60px;
    }

    .gold-lineup_list li {
        display: block;
    }

    .gold-lineup_list li + li {
        margin-top: 60px;
    }

    .gold-lineup_card {
        width: 100%;
    }

    .gold-lineup_info {
        width: auto;
        margin-top: 42px;
    }

    .gold-lineup_info h3 {
        font-size: min(1.8rem, 4.32vw); /* 375px端末まで改行させない(以下同) */
    }

    .gold-lineup_info p:not(.gold-lineup_note) {
        font-size: min(1.4rem, 4.1vw);
    }

    .gold-lineup_note {
        font-size: min(1.2rem, 3.38vw);
    }

    .gold-lineup_btn {
        margin-top: 30px;
        width: 100%;
        min-height: 71px;
        font-size: min(2.0rem, 5.33vw); /* 375px端末まで改行させない */
        white-space: nowrap;
    }

    .gold-feature {
        padding: 80px 32px;
    }

    .gold-feature_lead {
        margin-top: 24px;
        font-size: min(1.4rem, 3.41vw); /* 375px端末まで改行させない */
    }

    .gold-feature .gold-sec_head h2 {
        font-size: min(2.4rem, 6.29vw); /* 375px端末まで改行させない */
    }

    .gold-feature_list {
        display: block;
        max-width: 450px;
    }

    .gold-feature_list li {
        max-width: none;
    }

    .gold-feature_list li + li {
        margin-top: 32px;
    }

    .gold-feature_btn {
        justify-content: flex-start;
        width: 100%;
        max-width: 450px;
        min-height: 103px;
        padding: 12px 28px;
        font-size: clamp(1.2rem, calc((100vw - 155px) / 13.3), 2rem); /* 常に2行に収まる級数 */
        text-align: left;
    }

    .gold-feature_btn::before {
        margin-right: 24px;
    }
}

/* ==========================================================================
 loading
========================================================================== */

/* ローディング動画を全画面表示 */
.gold-loading {
    position: fixed;
    inset: 0;
    z-index: 101; /* header(.siteTop, z-index: 100)より前面に出す */
    background: #fff;
    transition: opacity 0.6s ease;
}

.gold-loading_movie {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gold-loading_skip {
    position: absolute;
    left: 50%;
    bottom: 120px;
    transform: translateX(-50%);
    width: 150px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
    cursor: pointer;
}

.gold-loading_skip_img {
    display: block;
    width: 100%;
    height: auto;
}

.gold-loading_skip_img-hover {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gold-loading_skip:hover .gold-loading_skip_img-hover {
    opacity: 1;
}

.gold-loading_hidden {
    opacity: 0;
    pointer-events: none;
}

.gold-loading_hidden .gold-loading_skip {
    opacity: 0;
    transition: opacity 0.15s ease;
}

/* SP: 横長(16:9)の動画が切れないよう全体を表示し、上下の余白は黒で埋める */
@media screen and (max-width: 1024px) {
    .gold-loading {
        background: #000;
    }

    .gold-loading_movie {
        object-fit: contain;
    }

    .gold-loading_skip {
        top: 50%;
        bottom: auto;
        transform: translate(-50%, -50%);
        width: 110px;
    }
}