/* ========================================
   index.css - TOPページ
======================================== */

/* FV + 会社案内 ラッパー */
.fv-about-group {
    background-color: var(--color-bg-light);
}

/* ① FV */
.fv {
    position: relative;
    height: var(--fv-height, 100svh);
    min-height: 667px;
    max-height: 720px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

@media (min-width: 576px) {
    .fv { max-height: 813px; }
}

@media (min-width: 768px) {
    .fv {
        min-height: 812px;
        max-height: 900px;
    }
}

@media (min-width: 1024px) {
    .fv { max-height: 1080px; }
}

/* 背景（フォールバック） */
.fv__bg {
    position: absolute;
    inset: 0;
    background-color: var(--color-bg-light);
}

/* テキストコンテンツのラッパー */
.fv__outer {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fv__inner {
    width: 100%;
    max-width: var(--section-width-xl);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

/* FVロゴ（左上・絶対配置） */
.fv__logo {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 3;
    display: block;
    transition: background-color 0.3s ease;
}

.fv__logo:hover {
}

.fv__logo img {
    height: 112px;
    width: auto;
    background-color: #fff;
    border-bottom: 3px solid var(--color-brown);
    border-right: 3px solid var(--color-brown);
    border-radius: 0 0 var(--radius-lg) 0;
    transition: background-color 0.3s ease;
}

.fv__logo:hover img {
    background-color: var(--color-bg);
}

@media (min-width: 576px) {
    .fv__logo img { height: 120px; }
}

@media (min-width: 768px) {
    .fv__logo img { height: 144px; }
}

@media (min-width: 1024px) {
    .fv__logo img { height: 160px; }
}

@media (min-width: 1200px) {
    .fv__logo img { height: 176px; }
}

@media (min-width: 1440px) {
    .fv__logo img { height: 180px; }
}

@media (min-width: 1600px) {
    .fv__logo img { height: 188px; }
}

/* 枝装飾（1280px以上） */
.fv__branch {
    display: none;
    position: absolute;
    left: -10%;
    top: 58%;
    transform: translateY(-50%);
    width: 25%;
    max-width: 400px;
    height: auto;
    z-index: 0;
    opacity: 0.8;
    pointer-events: none;
}

@media (min-width: 1280px) {
    .fv__branch {
        display: block;
    }
}

/* テキストブロック（中央） */
.fv__text-block {
    position: absolute;
    top: calc(42.5% + 37px); /* 64/2 - 3 */
    left: 5%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    z-index: 2;
}

@media (min-width: 576px) {
    .fv__text-block {
        gap: 1rem;
    }
}

@media (min-width: 768px) {
    .fv__text-block {
        top: calc(42.5% + 45px); /* 96/2 - 3 */
        gap: 1.25rem;
    }
}

@media (min-width: 1024px) {
    .fv__text-block {
        top: calc(47.5% + 49px); /* 104/2 - 3 */
        gap: 1.5rem;
    }
}

@media (min-width: 1200px) {
    .fv__text-block {
        top: calc(47.5% + 53px); /* 112/2 - 3 */
        left: calc((100% - 1080px) / 2);
        transform: translate(-7.5%, -50%) scale(1.05);
    }
}

@media (min-width: 1440px) {
    .fv__text-block {
        top: calc(47.5% + 49px); /* 104/2 - 3 */
    }
}

@media (min-width: 1600px) {
    .fv__text-block {
        top: calc(50% + 57px); /* 120/2 - 3 */
        left: calc((100% - 1080px) / 2);
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.fv__catch-en {
    font-family: var(--font-en);
    font-size: clamp(0.75rem, 2vw, 0.9375rem);
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: lowercase;
    color: var(--color-text-light);
}

.fv__catch {
    font-size: clamp(1.5rem, 4.5vw, 2.75rem);
    font-weight: 900;
    letter-spacing: 0.05em;
    line-height: 1.4;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    margin: 0;
}

/* キャッチを重ねる枠：main（2行）が高さを作り、possible/altはその中央に重ねる。
   行数が違っても中心位置が変わらないようにする。 */
.fv__catch-stack {
    position: relative;
}

.fv__catch--alt {
    display: none;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}

.fv__catch.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.fv__catch--alt.is-visible {
    display: flex;
    opacity: 1;
}

@keyframes catchClimbIn {
    0%   { opacity: 0; transform: translateY(48px); }
    60%  { opacity: 1; transform: translateY(-8px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes catchClimbOut {
    0%   { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-32px); }
}

.fv__catch-line.anim-in {
    animation: catchClimbIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.fv__catch-line.anim-in:nth-child(2) {
    animation-delay: 0.2s;
}

.fv__catch-line.anim-out {
    animation: catchClimbOut 0.5s ease-in forwards;
}

.fv__catch-line.anim-out:nth-child(2) {
    animation-delay: 0.07s;
}

.fv__sub-catch.anim-in {
    animation: catchClimbIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.fv__catch-line {
    display: inline-flex;
    align-items: stretch;
    opacity: 0;
}

.fv__catch-line > span {
    display: inline-block;
    color: #fff;
    background-color: var(--color-primary);
    padding: 6px 0.05em 6px 18px;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    transition: background-color 0.3s ease;
}

.fv__catch .fv__punct {
    margin-left: -0.05em;
    font-style: normal;
    display: inline-block;
    color: #fff;
    background-color: var(--color-primary);
    width: calc(0.5em + 18px);
    overflow: hidden;
    padding: 6px 18px 6px 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: background-color 0.3s ease;
}

/* 「空師」キャッチ（alt）の背景を logo blue に */
.fv__catch--alt .fv__catch-line > span,
.fv__catch--alt .fv__punct {
    background-color: var(--color-logo-blue);
}

.fv__keyword {
    font-style: normal;
    color: var(--color-accent);
}

.fv__sub-catch {
    font-family: var(--font-en);
    font-size: clamp(0.95rem, 2.375vw, 1.275rem);
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-brown);
    margin: 0;
    text-transform: lowercase;
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2em;
    background-color: #fff;
    border: 3px solid var(--color-brown);
    border-radius: 9999px;
    padding: 6px 18px;
    opacity: 0;
}

@media (min-width: 1200px) {
    .fv__sub-catch {
        padding-top: 8px;
        padding-bottom: 8px;
    }
}

/* サブコピー：日本語「不可能を可能へ」をメイン（上段）、英語を小さく（下段） */
.fv__sub-catch-ja {
    font-family: var(--font-family);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: none;
    color: var(--color-brown);
    line-height: 1.3;
}

.fv__sub-catch-accent {
    font-style: normal;
    color: var(--color-primary);
    transition: color 0.3s ease;
}

/* alt（空師）時は「可能」の色を logo blue へ */
.fv__sub-catch.is-alt .fv__sub-catch-accent {
    color: var(--color-logo-blue);
}

.fv__sub-catch-en {
    font-size: 0.62em;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    text-transform: lowercase;
    line-height: 1.2;
}

.fv__sub {
    font-size: clamp(0.875rem, 2vw, 1rem);
    font-weight: 500;
    line-height: 1.7;
    color: var(--color-text-light);
}

/* 右側画像（ゴーストコンテナ） */
.fv__inner-ghost {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.fv__image {
    position: absolute;
    top: 80px;
    right: 0;
    bottom: 6px;
    width: 90%;
    border-top: 3px solid var(--color-brown);
    border-left: 3px solid var(--color-brown);
    border-bottom: 3px solid var(--color-brown);
    border-radius: 2rem 0 0 2rem;
}

/* 画像のみをクリップする内側ラッパー */
.fv__image-inner {
    position: absolute;
    inset: 0;
    overflow: hidden;
    border-radius: calc(2rem - 3px) 0 0 calc(2rem - 3px);
}

@media (min-width: 768px) {
    .fv__image {
        top: 96px;
    }
}

@media (min-width: 1024px) {
    .fv__image {
        top: 104px;
    }
}

@media (min-width: 1200px) {
    .fv__image {
        top: 112px;
        max-width: 1200px;
    }
}

@media (min-width: 1440px) {
    .fv__image {
        top: 120px;
        border-radius: 3rem 0 0 3rem;
    }
    .fv__image-inner {
        border-radius: calc(3rem - 3px) 0 0 calc(3rem - 3px);
    }
}

.fv__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* スライドショー */
.fv__slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.fv__slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease;
}

/* 個別 object-position（モバイルベース） */
.fv__image img.fv__slide--01 {
    object-position: 45% center;
}

.fv__image img.fv__slide--center {
    object-position: 60% center;
}

.fv__image img.fv__slide--03 {
    object-position: 35% center;
}

/* slide--04（<img>）：fv-image06を表示。フォーカスは06用（0%・縦中央） */
.fv__image img.fv__slide--04 {
    object-position: 0% center;
}

/* slide--05 は常時 center（個別指定なし） */

/* slide--06：fv-image04を表示。フォーカスは04用
   768未満（04-1）は15% 40%・768以上（04-2）は35% 15% */
.fv__image img.fv__slide--06 {
    object-position: 15% 40%;
}

@media (min-width: 576px) {
    .fv__image img.fv__slide--center {
        object-position: center;
    }
    .fv__image img.fv__slide--03 {
        object-position: center;
    }
}

@media (min-width: 768px) {
    /* slide--04（fv-image06）は06用の 0% center */
    .fv__image img.fv__slide--04 {
        object-position: 0% center;
    }
    /* slide--06（768以上は04-2画像）は04用の35% 15% */
    .fv__image img.fv__slide--06 {
        object-position: 35% 15%;
    }
}

@media (min-width: 1024px) {
    .fv__image img:not(.fv__slide--06):not(.fv__slide--04) {
        object-position: center;
    }
}

.fv__slide.is-active {
    opacity: 1;
}

/* fv-wrap: fv + frame を包むラッパー */
.fv-wrap {
    position: relative;
    padding-bottom: 128px;
    background-color: var(--color-bg-light);
}

@media (min-width: 576px) {
    .fv-wrap { padding-bottom: 160px; }
}

@media (min-width: 768px) {
    .fv-wrap { padding-bottom: 192px; }
}

@media (min-width: 1024px) {
    .fv-wrap { padding-bottom: 208px; }
}

@media (min-width: 1200px) {
    .fv-wrap { padding-bottom: 224px; }
}

@media (min-width: 1440px) {
    .fv-wrap { padding-bottom: 240px; }
}

/* 山フレーム */
.fv__frame {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: max(16.67vw, 144px);
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
    line-height: 0;
}

.fv__frame-img {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: bottom center;
    display: block;
}

/* mountain：背景層 */
.fv__frame-img--mountain {
    z-index: 1;
}

/* cloud：山の上に浮かぶ */
.fv__frame-img--cloud {
    z-index: 2;
    object-position: center center;
}

/* tree：最前面 */
.fv__frame-img--tree {
    z-index: 3;
}

/* ② 会社案内 */
.sec-about {
    padding: var(--spacing-section) 0 calc(var(--spacing-section) + var(--badge-ja-half));
    background-color: var(--color-primary);
    color: #fff;
}

/* デフォルト（モバイル）: 縦並び */
.sec-about__inner {
    max-width: var(--section-width-xl);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 3.5rem;
}

@media (min-width: 768px) {
    .sec-about__inner {
        gap: 4rem;
    }
}

/* about / recruit 共通 content-wrap */
.sec-about__content-wrap,
.sec-recruit__content-wrap {
    width: 100%;
    padding: 0 1.5rem;
}

@media (min-width: 576px) {
    .sec-about__content-wrap,
    .sec-recruit__content-wrap {
        padding: 0 2rem;
    }
}

@media (min-width: 1024px) {
    .sec-about__content-wrap,
    .sec-recruit__content-wrap {
        flex: 1;
        min-width: 0;
        padding: 0;
    }
}

.sec-about__content {
    margin: 0 auto;
}

@media (min-width: 576px) {
    .sec-about__content,
    .sec-recruit__content {
        max-width: var(--section-width-sm);
    }
}

@media (min-width: 768px) {
    .sec-about__content,
    .sec-recruit__content {
        max-width: var(--section-width-md);
    }
}

@media (min-width: 1024px) {
    .sec-about__inner {
        flex-direction: row;
        max-width: none;
        gap: 0;
    }

    .sec-about__content {
        padding: 0 3rem 0 5vw;
    }

    .sec-about__image {
        order: 2;
    }
}

@media (min-width: 1200px) {
    .sec-about__content {
        padding: 0 4rem 0 5vw;
    }
}

.sec-about__image {
    flex: 0 0 50%;
    width: 100%;
    margin-left: 1.5rem;
}

@media (min-width: 576px) {
    .sec-about__image {
        margin-left: calc(2rem + max(0px, (100% - 4rem - var(--section-width-sm)) / 2));
    }
}

@media (min-width: 768px) {
    .sec-about__image {
        margin-left: calc(2rem + max(0px, (100% - 4rem - var(--section-width-md)) / 2));
    }
}

@media (min-width: 1024px) {
    .sec-about__image {
        margin-left: 0;
        width: auto;
    }
}

.sec-about__image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: var(--spacing-sm);
}

.sec-about__image-main {
    grid-column: 1 / -1;
    width: 100%;
    height: auto;
    min-height: 280px;
    object-fit: cover;
    display: block;
    border-radius: 3rem 0 0 3rem;
    border: 3px solid var(--color-brown);
    border-right: none;
}

@media (min-width: 1024px) {
    .sec-about__image-main {
        min-height: 400px;
    }
}

.sec-about__image-sub {
    grid-column: 2;
    width: 100%;
    min-width: 200px;
    height: auto;
    object-fit: cover;
    object-position: 0 center;
    display: block;
    border-radius: 1.5rem 0 0 1.5rem;
    border: 3px solid var(--color-brown);
    border-right: none;
    margin-top: -40%;
}

.sec-about__lead {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    font-weight: 600;
    line-height: 2.2;
    color: #fff;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.sec-about__text {
    font-size: 1rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-sm);
}

/* キーワード：端が角丸のアンダーライン（about本文・recruit本文共通） */
/* 折り返し時（JSで is-wrapped 付与）は下線を出さない（文字色・太字は維持） */
/* about テキスト拡大（画像ラッパーの縦幅に合わせる） */
@media (min-width: 1200px) {
    .sec-about__lead {
        font-size: 1.1875rem;
        line-height: 2.3;
    }
    .sec-about__text {
        font-size: 1.0625rem;
        line-height: 2.1;
    }
}

@media (min-width: 1440px) {
    .sec-about__lead {
        font-size: 1.25rem;
        line-height: 2.4;
    }
    .sec-about__text {
        font-size: 1.125rem;
        line-height: 2.2;
    }
}

@media (min-width: 1600px) {
    .sec-about__lead {
        font-size: 1.375rem;
        line-height: 2.6;
    }
    .sec-about__text {
        font-size: 1.25rem;
        line-height: 2.4;
    }
}

.sec-about__more {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ABOUTセクション内のsec-headingとボタンを白に */
.sec-about .sec-heading__en {
    color: #fff;
}

.sec-about .sec-heading__ja {
    background-color: rgba(255, 255, 255, 0.25);
    color: #fff;
}

.sec-about .btn-more {
    border-color: #fff;
    color: #fff;
}

.sec-about .btn-more:hover {
    background-color: #fff;
    color: var(--color-primary);
}

/* ABOUT：テキスト側ウォーターマーク */
.sec-about__content-wrap {
    position: relative;
    overflow: visible;
}

.sec-about__content-wrap::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -5%;
    transform: translateY(-50%);
    width: 70%;
    max-width: 400px;
    aspect-ratio: 3 / 4;
    background-image: url('../images/tree-watermark-about.png');
    background-repeat: no-repeat;
    background-position: center right;
    background-size: contain;
    mix-blend-mode: multiply;
    opacity: 0.12;
    pointer-events: none;
    z-index: 0;
}


.sec-about__content {
    position: relative;
    z-index: 1;
}

/* ③④ メインセクション */
.sec-main {
    background-color: var(--color-bg-light);
}

.sec-main__header {
    padding: calc(var(--spacing-xxl) + var(--badge-ja-half)) 1.5rem var(--spacing-xxl);
    background-color: var(--color-primary-light);
    position: relative;
    overflow: visible;
}

@media (min-width: 1024px) {
    .sec-main__header { padding-top: calc(6.5rem + var(--badge-ja-half)); padding-bottom: 6.5rem; }
}

@media (min-width: 1200px) {
    .sec-main__header { padding-top: calc(7rem + var(--badge-ja-half)); padding-bottom: 7rem; }
}

@media (min-width: 1440px) {
    .sec-main__header { padding-top: calc(7.5rem + var(--badge-ja-half)); padding-bottom: 7.5rem; }
}

@media (min-width: 1600px) {
    .sec-main__header { padding-top: calc(8rem + var(--badge-ja-half)); padding-bottom: 8rem; }
}

/* 背景スライダー */
.sec-main__header-slider {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0;
    overflow: hidden;
    transition: opacity 0.8s ease;
}

.sec-main__header-slider.is-active {
    opacity: 1;
}

.sec-main__header-track {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    width: max-content;
    height: 100%;
    padding: calc(1.25rem + var(--badge-ja-half)) 0 1.25rem;
    animation: serviceSlide 36s linear infinite;
    animation-play-state: paused;
    will-change: transform;
}

@media (min-width: 1024px) {
    .sec-main__header-track { padding-top: calc(1.5rem + var(--badge-ja-half)); padding-bottom: 1.5rem; }
}

@media (min-width: 1200px) {
    .sec-main__header-track { padding-top: calc(2rem + var(--badge-ja-half)); padding-bottom: 2rem; }
}

.sec-main__header-track.is-running {
    animation-play-state: running;
}

/* portrait（直接img）とlandscapeラッパ（div）の共通ベース */
.sec-main__header-track > img,
.sec-main__header-track .sec-main__slide--landscape {
    flex-shrink: 0;
    display: block;
    border: 3px solid var(--color-brown);
    border-radius: 1rem;
    opacity: 0;
}

/* portrait img */
.sec-main__header-track > img {
    object-fit: cover;
    height: 100%;
    aspect-ratio: 3 / 4;
}

/* landscape ラッパー */
.sec-main__slide--landscape {
    position: relative;
    height: 75%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

/* landscape 内の写真 */
.sec-main__slide--landscape > img:first-child {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 1;
}

/* アイコンオーバーレイ */
.sec-main__slide-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 22%;
    max-width: 80px;
    height: auto;
    pointer-events: none;
    z-index: 1;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.25));
}

/* is-active時にスタガー登場（アニメ本体のみ。delayはJSが画面位置を実測して付与する） */
.sec-main__header-slider.is-active .sec-main__header-track > * {
    animation: catchClimbIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@media (min-width: 1024px) {
    .sec-main__header-track > img,
    .sec-main__header-track .sec-main__slide--landscape {
        border-radius: 1.5rem;
    }
}

@keyframes serviceSlide {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes serviceSlideReverse {
    0%   { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

#recruitSliderTrack {
    animation-name: serviceSlideReverse;
}

/* ヘディング非表示（スライダー発火後） */
.sec-main__heading {
    position: relative;
    z-index: 1;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.sec-main__heading.is-hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

/* 共通ベース：両バッジ共通 */
.sec-main__header-ja {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, calc(-50% + 32px));
    z-index: 10;
    font-size: var(--badge-ja-font);
    font-weight: 600;
    letter-spacing: 0.2em;
    padding: var(--badge-ja-pad-v) 2rem;
    border-radius: 9999px;
    white-space: nowrap;
    margin: 0;
    opacity: 0;
}

.sec-main__header-ja.is-visible {
    animation: jaBadgeIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ロープマンのお仕事バッジ個別スタイル */
.sec-main__header-ja--service {
    background-color: var(--color-bg);
    color: var(--color-primary);
}

/* バッジ両脇の装飾イラスト（バッジに追従） */
.sec-main__header-ja::before,
.sec-main__header-ja::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 1.75em;
    height: 1.75em;
    transform: translateY(-50%);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    pointer-events: none;
}

.sec-main__header-ja::before {
    right: 100%;
    margin-right: 0.6em;
}

.sec-main__header-ja::after {
    left: 100%;
    margin-left: 0.6em;
}

/* service バッジの両脇イラスト（カプセル内） */
.sec-main__header-ja--service {
    padding-left: calc(1rem + 1.75em);
    padding-right: calc(1rem + 1.75em);
}

.sec-main__header-ja--service::before {
    background-image: url('../images/left-carabinar.png');
    right: auto;
    left: 0.75rem;
    margin-right: 0;
}

.sec-main__header-ja--service::after {
    background-image: url('../images/right-carabinar.png');
    left: auto;
    right: 0.75rem;
    margin-left: 0;
}

@keyframes jaBadgeIn {
    0%   { opacity: 0; transform: translate(-50%, calc(-50% + 32px)); }
    60%  { opacity: 1; transform: translate(-50%, calc(-50% - 6px)); }
    100% { opacity: 1; transform: translate(-50%, -50%); }
}

.sec-main__header-inner {
    max-width: var(--section-width-xl);
    margin: 0 auto;
    text-align: center;
}

@media (min-width: 576px) {
    .sec-main__heading-en br {
        display: none;
    }
}

.sec-main__heading-en {
    font-family: var(--font-en);
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 700;
    color: var(--color-bg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1;
    margin: 0;
}

.sec-main__heading-ja {
    font-size: clamp(0.75rem, 1.5vw, 0.9375rem);
    font-weight: 600;
    color: var(--color-bg-light);
    letter-spacing: 0.2em;
    margin: 0.5rem 0 0;
}
/* メインセクション内の背景調整 */
.sec-main .sec-service {
    background-color: var(--color-bg-light);
}

.sec-main .sec-works {
    background-color: var(--color-bg);
}

/* ③ 事業内容 */
.sec-service {
    padding: var(--spacing-section) var(--section-pad-x);
    background-color: var(--color-bg-light);
}

.sec-service__inner {
    max-width: var(--section-width-sm);
    margin: 0 auto;
}

@media (min-width: 768px) {
    .sec-service__inner {
        max-width: var(--section-width-md);
    }
}

@media (min-width: 1024px) {
    .sec-service__inner {
        max-width: var(--section-width-xl);
    }
}

.sec-service__cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.service-card {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

@media (min-width: 576px) {
    .service-card { gap: var(--spacing-lg); }
}

/* 1024未満: reverseも縦並び・コンテンツ上・画像下 */
.service-card--reverse .service-card__content {
    order: 1;
}

.service-card--reverse .service-card__image {
    order: 2;
}

@media (min-width: 768px) {
    .service-card {
        flex-direction: column;
    }

    .service-card--reverse {
        flex-direction: column;
    }

    .service-card--reverse .service-card__content {
        order: 1;
    }

    .service-card--reverse .service-card__image {
        order: 2;
    }

    .service-card__image {
        width: 100%;
        flex: none;
        aspect-ratio: 16 / 9;
    }
}

@media (min-width: 1024px) {
    .service-card {
        flex-direction: row;
        align-items: center;
        gap: 2rem;
    }

    .service-card--reverse {
        flex-direction: row;
    }

    /* 1024以上: reverseは画像左・コンテンツ右 */
    .service-card--reverse .service-card__content {
        order: 2;
    }

    .service-card--reverse .service-card__image {
        order: 1;
    }

    .service-card__image {
        width: auto;
        flex: 0 0 48%;
        aspect-ratio: 4 / 3;
    }
}

@media (min-width: 1200px) {
    .service-card {
        gap: var(--spacing-lg);
    }
}

.service-card__image {
    flex: 0 0 48%;
    aspect-ratio: 16 / 11;
    border-radius: 1.5rem;
    overflow: hidden;
    background-color: var(--color-bg-warm);
    position: relative;
}

.service-card__image::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 1.5rem;
    border: 3px solid var(--color-primary);
    pointer-events: none;
}

@media (min-width: 576px) {
    .service-card__image {
        aspect-ratio: 16 / 10;
        border-radius: 2rem;
    }
    .service-card__image::after {
        border-radius: 2rem;
    }
}

@media (min-width: 1024px) {
    .service-card__image {
        border-radius: 1.5rem;
    }
    .service-card__image::after {
        border-radius: 1.5rem;
    }
}

.service-card--rope .service-card__image::after {
    border-color: var(--color-logo-blue);
}

.service-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ロープアクセス画像：フォーカス位置を上寄りに */
.service-card--rope .service-card__image img {
    object-position: center 15%;
}

.service-card__title {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    font-weight: 700;
    color: var(--color-title);
    letter-spacing: 0.05em;
    margin: 0;
    padding-bottom: 0.75rem;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

/* 下線（全幅・高さ2px・両端角丸） */
.service-card__title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    border-radius: 9999px;
    background-color: var(--color-primary);
}

.service-card--rope .service-card__title::after {
    background-color: var(--color-logo-blue);
}

.service-card--rope .service-card__more {
    color: var(--color-logo-blue);
}

.service-card--rope .service-card__more-icon {
    box-shadow: 0 0 0 1.75px var(--color-logo-blue);
}

.service-card--rope .service-card__more:hover .service-card__more-icon {
    background-color: var(--color-logo-blue);
    box-shadow: 0 0 0 1.75px var(--color-logo-blue);
}

.service-card__more {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.05em;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: opacity 0.2s ease;
}

.service-card__more:hover {
    opacity: 1;
}

.service-card__more-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    border: none;
    box-shadow: 0 0 0 1.75px var(--color-primary);
    border-radius: var(--radius-xs);
    font-size: 0.625rem;
    flex-shrink: 0;
    transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.service-card__more:hover .service-card__more-icon {
    background-color: var(--color-primary);
    box-shadow: 0 0 0 1.75px var(--color-primary);
    color: #fff;
}

.service-card__lead {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.9;
    color: var(--color-text);
}

@media (min-width: 576px) {
    .service-card__lead { font-size: 1rem; }
}

.service-card__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.service-card__list li {
    font-size: 0.95rem;
    color: #685244;
    padding-left: 1rem;
    position: relative;
}

.service-card__list li::before {
    content: '・';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.service-card__title-main {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
}

@media (min-width: 475px) {
    .service-card__title-main {
        font-size: inherit;
    }
}

.service-card__title-icon {
    height: 2em;
    width: auto;
    flex-shrink: 0;
}

.service-card__text {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.8;
    color: var(--color-primary);
    margin-bottom: 0;
}

@media (min-width: 576px) {
    .service-card__text { font-size: 1rem; }
}

.service-card--rope .service-card__list li::before {
    color: var(--color-logo-blue);
}

.service-card__text--rope {
    color: var(--color-logo-blue);
}

/* 1200px以上：リード・本文・リストを拡大 */
@media (min-width: 1200px) {
    .service-card__lead,
    .service-card__text {
        font-size: 1.05rem;
    }

    .service-card__list li {
        font-size: 1rem;
    }
}

/* ④ 施工実績 */
.sec-works {
    padding: var(--spacing-section) var(--section-pad-x) calc(var(--spacing-section) + var(--badge-ja-half));
    background-color: var(--color-bg);
}

.sec-works__inner {
    max-width: var(--section-width-xl);
    margin: 0 auto;
}

/* 施工事例件数表示（見出し直下・スライダー直前） */
.sec-works__count {
    text-align: center;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-brown);
    letter-spacing: 0.05em;
    margin: 0 0 var(--spacing-md);
}

.sec-works__count-note {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-light);
    margin-left: 0.25em;
}

.sec-works__count-num {
    font-weight: 700;
    color: var(--color-brown);
    font-size: 1.125em;
    margin: 0 0.1em;
}

/* 施工実績CSSスライダー */
.works-slider {
    position: relative;
}

.works-slider__track {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 0.25rem;
}

.works-slider__track::-webkit-scrollbar {
    display: none;
}

.works-slider__item {
    flex: 0 0 calc((100% - 2rem) / 1.3);
    scroll-snap-align: start;
    display: block;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: opacity 0.3s ease;
    background-color: var(--color-bg-light);
}

.works-slider__item:hover {
    opacity: 0.85;
}

.works-slider__item:hover .works-grid__img img {
    transform: scale(1.05);
}

@media (min-width: 576px) {
    .works-slider__item {
        flex: 0 0 calc((100% - 2rem) / 2.2);
    }
}

@media (min-width: 768px) {
    .works-slider__item {
        flex: 0 0 calc((100% - 3rem) / 2.5);
    }
}

@media (min-width: 1024px) {
    .works-slider__item {
        flex: 0 0 calc((100% - 4rem) / 3.2);
    }
}

/* 前次ボタン */
.works-slider__btn {
    position: absolute;
    top: 45%;
    transform: translateY(-50%);
    z-index: 2;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: #fff;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    box-shadow: var(--shadow-md);
}

.works-slider__btn:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.works-slider__btn--prev {
    left: -1.25rem;
}

.works-slider__btn--next {
    right: -1.25rem;
}

.works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

@media (min-width: 576px) {
    .works-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .works-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.works-grid__item {
    display: block;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: opacity 0.3s ease;
}

.works-grid__item:hover {
    opacity: 0.85;
}

.works-grid__img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    position: relative;
}

.works-grid__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

/* 施工実績バッジ */
.works-badge {
    position: absolute;
    top: 0.625rem;
    left: 0.625rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    color: #fff;
    pointer-events: none;
}

.works-badge--cutting {
    background-color: var(--color-primary);
}

.works-badge--rope {
    background-color: var(--color-logo-blue);
}

.works-grid__item:hover .works-grid__img img {
    transform: scale(1.05);
}

.works-grid__title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-brown);
    padding: 0 0.5rem;
    line-height: 1.5;
}

.works-empty {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.works-empty__msg {
    font-size: 0.9375rem;
    line-height: 2;
    color: var(--color-text-light);
}

/* ⑥ 共通：もっと見るボタン */
.sec-service__more,
.sec-works__more,
.sec-recruit__more {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.btn-more {
    display: inline-block;
    padding: 0.875rem 2.5rem;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.05em;
    border-radius: var(--radius-md);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.btn-more:hover {
    background-color: var(--color-primary);
    color: #fff;
}

/* 採用情報セクション内のbtn-moreは白ボーダー */
.sec-recruit .btn-more {
    border-color: #fff;
    color: #fff;
}

.sec-recruit .btn-more:hover {
    background-color: #fff;
    color: var(--color-primary);
}

/* ⑤ 採用情報ヘッダー */
.sec-recruit-header {
    padding: calc(var(--spacing-xxl) + var(--badge-ja-half)) 1.5rem var(--spacing-xxl);
    background-color: var(--color-primary-light);
    position: relative;
    overflow: visible;
    text-align: center;
}

@media (min-width: 1024px) {
    .sec-recruit-header { padding-top: calc(6.5rem + var(--badge-ja-half)); padding-bottom: 6.5rem; }
}

@media (min-width: 1200px) {
    .sec-recruit-header { padding-top: calc(7rem + var(--badge-ja-half)); padding-bottom: 7rem; }
}

@media (min-width: 1440px) {
    .sec-recruit-header { padding-top: calc(7.5rem + var(--badge-ja-half)); padding-bottom: 7.5rem; }
}

@media (min-width: 1600px) {
    .sec-recruit-header { padding-top: calc(8rem + var(--badge-ja-half)); padding-bottom: 8rem; }
}

#recruitHeader .sec-main__header-track > img,
#recruitHeader .sec-main__header-track .sec-main__slide--landscape {
    border-color: var(--color-bg);
}

/* 採用ヘッダー ja バッジ個別スタイル */
#recruitHeadingJa {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

/* recruit バッジの両脇イラスト（カプセル内） */
#recruitHeadingJa {
    padding-left: calc(1rem + 1.75em);
    padding-right: calc(1rem + 1.75em);
}

#recruitHeadingJa::before {
    background-image: url('../images/icon-tree.png');
    right: auto;
    left: 0.75rem;
    margin-right: 0;
}

#recruitHeadingJa::after {
    background-image: url('../images/icon-tree.png');
    left: auto;
    right: 0.75rem;
    margin-left: 0;
}

/* ⑤ 採用情報 */
.sec-recruit {
    padding: var(--spacing-section) 0;
    background-color: var(--color-primary);
    color: #fff;
}

/* 採用情報：テキスト側ウォーターマーク */
.sec-recruit__content-wrap {
    position: relative;
    overflow: visible;
}

.sec-recruit__content-wrap::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -5%;
    transform: translateY(-50%);
    width: 70%;
    max-width: 400px;
    aspect-ratio: 3 / 4;
    background-image: url('../images/tree-watermark-recruit.png');
    background-repeat: no-repeat;
    background-position: center right;
    background-size: contain;
    mix-blend-mode: multiply;
    opacity: 0.12;
    pointer-events: none;
    z-index: 0;
}

.sec-recruit__content {
    position: relative;
    z-index: 1;
}

.sec-recruit__inner {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 3.5rem;
}

@media (min-width: 768px) {
    .sec-recruit__inner {
        gap: 4rem;
    }
}

/* デフォルト（モバイル）: imageは上、content-wrapは下 */
.sec-recruit__content-wrap {
    order: 2;
}

.sec-recruit__image {
    flex: 0 0 50%;
    position: relative;
    padding: 0;
    overflow: visible;
    order: 1;
    width: 100%;
}

.sec-recruit__content {
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .sec-recruit__inner {
        flex-direction: row;
        gap: 0;
    }

    /* 1024以上: image左・ content-wrap右 */
    .sec-recruit__image {
        order: 1;
        width: auto;
        margin-right: 0;
    }

    .sec-recruit__content-wrap {
        order: 2;
    }

    .sec-recruit__content {
        padding: 0 5vw 0 3rem;
    }
}

@media (min-width: 1200px) {
    .sec-recruit__content {
        padding: 0 5vw 0 4rem;
    }
}

.sec-recruit__image-inner {
    border-radius: var(--radius-lg);
    overflow: visible;
    position: relative;
    margin-right: 1.5rem;
}

@media (min-width: 576px) {
    .sec-recruit__image-inner {
        margin-right: calc(2rem + max(0px, (100% - 4rem - var(--section-width-sm)) / 2));
    }
}

@media (min-width: 768px) {
    .sec-recruit__image-inner {
        margin-right: calc(2rem + max(0px, (100% - 4rem - var(--section-width-md)) / 2));
    }
}

@media (min-width: 1024px) {
    .sec-recruit__image-inner {
        margin-right: 0;
    }
}

.sec-recruit__image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: var(--spacing-sm);
}

.sec-recruit__image-main {
    grid-column: 1 / -1;
    width: 100%;
    height: auto;
    min-height: 280px;
    object-fit: cover;
    display: block;
    border-radius: 0 3rem 3rem 0;
    border: 3px solid var(--color-bg);
    border-left: none;
}

.sec-recruit__image-sub {
    grid-column: 1;
    width: 100%;
    min-width: 200px;
    height: auto;
    object-fit: cover;
    display: block;
    border-radius: 0 1.5rem 1.5rem 0;
    border: 3px solid var(--color-bg);
    border-left: none;
    margin-top: -40%;
}

.sec-recruit__catch {
    width: 100%;
    font-family: var(--font-en);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 800;
    letter-spacing: 0.06em;
    color: #fff;
    line-height: 1;
    margin: var(--spacing-sm) 0 0;
    text-align: center;
    pointer-events: none;
    user-select: none;
    white-space: nowrap;
}

.sec-recruit__body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.sec-recruit__lead {
    font-size: clamp(1.25rem, 3vw, 1.625rem);
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.08em;
    line-height: 1.6;
    text-align: left;
    margin: 0;
}

.sec-recruit__text {
    font-size: 1rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.85);
    text-align: left;
    margin: 0;
}

/* recruit テキスト拡大（画像ラッパーの縦幅に合わせる） */
@media (min-width: 1200px) {
    .sec-recruit__lead {
        font-size: 1.75rem;
        line-height: 1.65;
    }
    .sec-recruit__text {
        font-size: 1.0625rem;
        line-height: 2.1;
    }
}

@media (min-width: 1440px) {
    .sec-recruit__lead {
        font-size: clamp(1.625rem, 3vw, 1.875rem);
        line-height: 1.7;
    }
    .sec-recruit__text {
        font-size: 1.125rem;
        line-height: 2.2;
    }
}

@media (min-width: 1600px) {
    .sec-recruit__lead {
        font-size: 2rem;
        line-height: 1.8;
    }
    .sec-recruit__text {
        font-size: 1.25rem;
        line-height: 2.4;
    }
}