/* ============================================
   ギャラリー
   ============================================ */
.about-gallery {
    margin-top:100px;
    padding: 0;
    overflow: hidden;
}

.about-gallery-wrapper {
    width: 100%;
    overflow: hidden;
}

.about-gallery-grid {
    display: flex;
    gap: 0;
    animation: gallery-scroll 40s linear infinite;
    width: fit-content;
}

.about-gallery-grid:hover {
    animation-play-state: paused;
}

.about-gallery-image {
    width: 400px;
    height: 300px;
    object-fit: cover;
    display: block;
    flex-shrink: 0;
}

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

/* ============================================
   会社紹介
   ============================================ */
.about-intro {
    padding: 100px 40px;
    background: white;
    position: relative;
    overflow: hidden;
}

.about-intro-bg-text {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 100px;
    font-weight: 900;
    color: rgba(0, 0, 0, 0.03);
    font-family: 'Lato', sans-serif;
    letter-spacing: 10px;
    z-index: 1;
    text-align: center;
    line-height: 1.2;
}

.about-intro-inner {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.about-intro-title {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

.about-intro-subtitle {
    font-size: 18px;
    color: #333;
    line-height: 1.8;
    margin-bottom: 30px;
    text-align: center;
}

.about-intro-subtitle strong {
    font-weight: 700;
    font-size:26px;
}

.about-intro-divider {
    width: 400px;
    height: 40px;
    background: url('../images/about-divider.png') center/contain no-repeat;
    margin: 0 auto 40px;
}

.about-intro-text-content {
    margin-bottom: 60px;
}

.about-intro-text {
    font-size: 15px;
    color: #333;
    line-height: 2;
    text-align: left;
    margin-bottom: 20px;
}

.about-intro-images {
    width: 90vw;
    margin-left: calc(50% - 50vw);
    margin-right: 0;
    display: block;
}

.about-intro-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

/* ============================================
   数字で見る
   ============================================ */
.about-numbers {
    padding: 100px 40px;
    background: #f8f9fa;
}

.about-numbers-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.about-numbers-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
    position: relative;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-numbers-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #0066cc;
}

.about-numbers-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #ff6600;
}

.about-numbers-title-en {
    font-size: 48px;
    color: #ff6600;
}

.about-numbers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.about-numbers-item {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.about-numbers-item-label {
    font-size: 14px;
    color: #fff;
    margin-bottom: 15px;
    background: #FF5409;
    border-radius: 20px;
    padding: 5px 15px;
    display: block;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.about-numbers-item-number {
    font-size: 48px;
    font-weight: 900;
    color: #0066cc;
    font-family: 'Lato', sans-serif;
    line-height: 1;
    margin-bottom: 5px;
    display: inline-block;
}

.about-numbers-item-unit {
    font-size: 20px;
    color: #333;
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    margin-bottom: 10px;
    display: inline-block;
    margin-left: 5px;
}

.about-numbers-item-note {
    font-size: 12px;
    color: #999;
}

/* ============================================
   主な業務内容
   ============================================ */
.about-products {
    padding: 100px 40px;
    background: white;
    overflow-x: hidden;
}

.about-products-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.about-products-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
    position: relative;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-products-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #0066cc;
}

.about-products-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #ff6600;
}

.about-products-title-en {
    font-size: 48px;
    color: #ff6600;
}

.about-products-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    margin-bottom: 60px;
}

.about-products-item {
    display: flex;
    flex-direction: column;
}

.about-products-item-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 10px;
    margin-bottom: 30px;
}

.about-products-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-products-item-content {
    flex: 1;
}

.about-products-item-title {
    font-size: 24px;
    font-weight: 700;
    color: #FF5409;
    margin-bottom: 20px;
    text-align: center;
    border:none;
}

.about-products-item-list {
    list-style: none;
    padding: 0;
}

.about-products-item-list li {
    font-size: 16px;
    color: #555;
    line-height: 2;
    padding-left: 25px;
    position: relative;
    margin-bottom: 10px;
}

.about-products-item-list li::before {
    content: '●';
    position: absolute;
    left: 0;
    top:5px;
    color: #1F5C9A;
    font-weight: 700;
    font-size: 10px;
}

.about-products-image {
    width: 90vw;
    margin-left: 10vw;
    margin-top: 60px;
}

.about-products-image img {
    width: 100%;
    height: auto;
}

/* ============================================
   福利厚生
   ============================================ */
.about-welfare {
    padding: 100px 40px;
    background: #f8f9fa;
}

.about-welfare-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.about-welfare-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
    position: relative;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-welfare-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #0066cc;
}

.about-welfare-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #ff6600;
}

.about-welfare-title-en {
    font-size: 48px;
    color: #ff6600;
}

.about-welfare-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.about-welfare-item {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.about-welfare-item-icon-wrapper {
    width: 100px;
    height: 100px;
    background: #fff5e6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.about-welfare-item-icon {
    width: 60px;
    height: 60px;
}

.about-welfare-item-title {
    font-size: 20px;
    font-weight: 700;
    color: #1F5C9A;
    margin-bottom: 15px;
    border: none;
}

.about-welfare-item-text {
    font-size: 14px;
    color: #555;
    line-height: 1.8;
    text-align: left;
}

/* ============================================
   応募方法・採用フロー
   ============================================ */
.about-flow {
    padding: 100px 40px;
    background: white;
}

.about-flow-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.about-flow-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
    position: relative;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-flow-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #0066cc;
}

.about-flow-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #ff6600;
}

.about-flow-title-en {
    font-size: 48px;
    color: #ff6600;
}

.about-flow-info-grid {
    display: flex;
    flex-direction: column;
    margin-bottom: 80px;
}

.about-flow-info-item {
    padding: 30px 0;
    border-bottom: 1px solid #eee;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 30px;
}

.about-flow-info-item:first-child {
    padding-top: 0;
}

.about-flow-info-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.about-flow-info-title {
    font-size: 18px;
    font-weight: 700;
    color: #333;
}

.about-flow-info-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.about-flow-info-content a {
    color: white;
    text-decoration: none;
}

.about-flow-info-content a:hover,
.about-flow-info-content a:visited,
.about-flow-info-content a:active,
.about-flow-info-content a:focus {
    color: white;
    text-decoration: none;
}

.about-flow-info-text {
    margin: 0;
}

.about-flow-steps-wrapper {
    margin-bottom: 60px;
}

.about-flow-steps-title {
    font-size: 20px;
    font-weight: 700;
    color: rgb(255, 102, 0);
    margin-bottom: 30px;
    border: none;
    text-align: center;
}

.about-flow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.about-flow-step {
    text-align: center;
    width: 150px;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 20px 15px 30px;
    background: rgb(232, 232, 232);
    border-radius: 50%;
}

.about-flow-step-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    color: white;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    background: rgb(255, 102, 0);
    border-radius: 50%;
}

.about-flow-step-text {
    font-size: 13px;
    color: rgb(51, 51, 51);
    line-height: 1.4;
    font-weight: 500;
}

.about-flow-step-arrow {
    font-size: 24px;
    color: rgb(0, 102, 204);
    flex-shrink: 0;
}

.about-flow-step:last-child .about-flow-step-arrow {
    display: none;
}

.about-flow-entry-btn {
    display: inline-block;
    color: white;
    font-size: 14px;
    font-weight: 700;
    width: fit-content;
    background: rgb(255, 102, 0);
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    transition: background 0.3s;
    white-space: nowrap;
}

.about-flow-entry-btn:hover {
    background: #e55a00;
}

.about-flow-entry-btn::after {
    content: '→';
    margin-left: 10px;
}

.about-flow-info-list {
    list-style: none;
    padding: 0px;
    margin: 0px;
}

.about-flow-info-list li {
    font-size: 14px;
    color: rgb(51, 51, 51);
    line-height: 2;
    padding-left: 15px;
    position: relative;
}

.about-flow-info-list li::before {
    content: "●";
    position: absolute;
    left: 0px;
    top: 7px;
    color: rgb(0, 102, 204);
    font-size: 8px;
}

/* ============================================
   レスポンシブ対応（タブレット: 1024px以下）
   ============================================ */
@media (max-width: 1024px) {
    .about-gallery-image {
        width: 350px;
        height: 250px;
    }

    .about-intro {
        padding: 80px 30px;
    }

    .about-intro-bg-text {
        font-size: 80px;
    }

    .about-intro-title {
        font-size: 28px;
    }

    .about-intro-subtitle {
        font-size: 17px;
    }

    .about-intro-divider {
        width: 300px;
        height: 30px;
    }

    .about-intro-images {
        width: 95vw;
        margin-left: 0;
        margin-right: 5vw;
    }

    .about-numbers {
        padding: 80px 30px;
    }

    .about-numbers-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .about-products {
        padding: 80px 30px;
    }

    .about-products-list {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-products-image {
        width: 95vw;
        margin-left: 0;
        margin-right: 5vw;
    }

    .about-welfare {
        padding: 80px 30px;
    }

    .about-welfare-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .about-flow {
        padding: 80px 30px;
    }

    .about-flow-info-item {
        grid-template-columns: 150px 1fr;
        gap: 20px;
    }

    .about-flow-steps {
        gap: 20px;
    }

    .about-flow-step-arrow {
        right: -15px;
        font-size: 20px;
    }
}

/* ============================================
   レスポンシブ対応（スマホ: 768px以下）
   ============================================ */
@media (max-width: 768px) {
    .about-gallery-image {
        width: 300px;
        height: 200px;
    }

    .about-intro {
        padding: 60px 20px;
    }

    .about-intro-bg-text {
        font-size: 40px;
        top: 20px;
        white-space: normal;
    }

    .about-intro-title {
        font-size: 24px;
    }

    .about-intro-subtitle {
        font-size: 16px;
    }

    .about-intro-divider {
        width: 250px;
        height: 25px;
    }

    .about-intro-text {
        font-size: 14px;
    }

    .about-intro-images {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }

    .about-numbers {
        padding: 60px 20px;
    }

    .about-numbers-title {
        font-size: 24px;
    }

    .about-numbers-title-en {
        font-size: 18px;
    }

    .about-numbers-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .about-numbers-item-number {
        font-size: 36px;
    }

    .about-products {
        padding: 60px 20px;
    }

    .about-products-title {
        font-size: 24px;
    }

    .about-products-title-en {
        font-size: 18px;
    }

    .about-products-list {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-products-image {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }

    .about-welfare {
        padding: 60px 20px;
    }

    .about-welfare-title {
        font-size: 24px;
    }

    .about-welfare-title-en {
        font-size: 18px;
    }

    .about-welfare-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-flow {
        padding: 60px 20px;
    }

    .about-flow-title {
        font-size: 24px;
    }

    .about-flow-title-en {
        font-size: 18px;
    }

    .about-flow-info-item {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .about-flow-steps {
        flex-direction: column;
        gap: 30px;
    }

    .about-flow-step-arrow {
        display: none;
    }

    .about-flow-step {
        padding-top: 20px;
    }
}

/* ============================================
   レスポンシブ対応（極小スマホ: 480px以下）
   ============================================ */
@media (max-width: 480px) {
    .about-gallery-image {
        width: 250px;
        height: 180px;
    }

    .about-intro-bg-text {
        font-size: 28px;
        white-space: normal;
    }

    .about-intro-title {
        font-size: 20px;
    }

    .about-intro-subtitle {
        font-size: 14px;
    }

    .about-intro-divider {
        width: 200px;
        height: 20px;
    }

    .about-numbers-grid {
        grid-template-columns: 1fr;
    }

    .about-numbers-item-number {
        font-size: 32px;
    }
}