/* ===== RESET & BASE STYLES (from Tailwind CSS) ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border: 0 solid #e5e7eb;
}

html {
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    -moz-tab-size: 4;
    tab-size: 4;
    font-family: "Noto Sans JP", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial,
        sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}

body {
    margin: 0;
    font-family: inherit;
    line-height: inherit;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: #ffffff;
    color: #1f2937;
    letter-spacing: 0.05em; /* tracking-wider */
    opacity: 0; /* Initial state for fade-in */
    animation: fadeIn 1s ease-in forwards; /* Apply fade-in animation */
}

@keyframes fadeIn {
    from {
        opacity: 0.6;
    }
    to {
        opacity: 1;
    }
}

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main.main {
    flex: 1 1 0%;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: inherit;
}

h1,
h2,
h3,
h4 {
    font-size: inherit;
    font-weight: inherit;
}

button {
    cursor: pointer;
    background-color: transparent;
    background-image: none;
}

/* ===== UTILITY CLASSES ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ===== HEADER ===== */
.header {
    position: fixed; /* stickyからfixedに変更 */
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    background-color: transparent; /* 初期状態は透明 */
    backdrop-filter: blur(0px); /* 初期状態はぼかしなし */
    transition: background-color 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease; /* アニメーションを追加 */
    box-shadow: none; /* 初期状態は影なし */
}

/* スクロール時のヘッダーのスタイル */
.header.is-scrolled {
    background-color: rgba(255, 255, 255, 0.8); /* スクロール時は半透明の白 */
    backdrop-filter: blur(4px); /* スクロール時はぼかしあり */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); /* スクロール時は影を追加 */
}

/* スマートフォン表示時のヘッダーのスタイル */
@media (max-width: 1023px) {
    .header {
        background-color: transparent; /* 初期状態は透明 */
        box-shadow: none; /* 初期状態は影なし */
    }

    .header__mobile-menu-button svg {
        color: #ffffff; /* 初期状態は白 */
    }

    .header.is-scrolled {
        background-color: rgba(255, 255, 255, 0.8); /* スクロール時は半透明の白 */
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); /* スクロール時は影を追加 */
    }

    .header.is-scrolled .header__mobile-menu-button svg {
        color: #4b5563; /* スクロール時は元の色 */
    }
}

.header__container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    height: 3.5rem; /* h-20 */
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem; /* px-4 */
}

@media (min-width: 768px) {
    .header__container {
        padding: 0 1.5rem; /* md:px-6 */
    }
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem; /* gap-2 */
    padding: 0.5rem;
    height: 100%;
}

.header__logo-image {
    height: 100%;
    width: 100%;
}
.header__logo-image img {
    height: 100%;
    /* width: 100%; */
}

@media (min-width: 768px) {
    .header__logo-text--sub {
        display: inline; /* md:inline */
    }
}

.header__nav {
    display: none;
}

@media (min-width: 1024px) {
    .header__nav {
        display: flex;
        align-items: center;
        gap: 2rem; /* gap-8 */
    }
}

.header__nav-link {
    font-size: 0.875rem; /* text-sm */
    font-weight: 400; /* font-normal */
    transition: color 0.3s ease;
}

.header__nav-link:hover {
    color: #dc2626; /* hover:text-red-600 */
}

/* Header Navigation with Submenu */
@media (min-width: 1024px) {
    .header__nav {
        display: flex;
        align-items: center;
        gap: 3rem; /* gap-8 */
    }

    .header__nav-item {
        position: relative;
    }

    .header__nav-item > .header__nav-link {
        /* padding-right: 1.5rem; /* サブメニューアイコンのためのスペース */
        position: relative;
        color: #1f2937; /* デフォルトの色 */
        transition: color 0.3s ease;
    }

    /* ホームページでのみ最上段の時（is-scrolledがない時）の文字色を白に */
    .home-page .header:not(.is-scrolled) .header__nav-link {
        color: white;
    }

    /* ホームページでスクロール時の文字色を元に戻す */
    .home-page .header.is-scrolled .header__nav-link {
        color: #1f2937;
    }

    /* ▼アイコンはspan.submenu-toggleに移動するため削除 */
    .header__nav-item > .header__nav-link::after {
        display: none;
    }

    .submenu-toggle {
        position: absolute;
        right: -1.6rem; /* リンクの右側に配置 */
        top: 50%;
        transform: translateY(-50%);
        font-size: 0.75rem;
        color: #6b7280; /* デフォルトの色 */
        cursor: pointer;
        padding: 0.5rem; /* ホバー領域を広げる */
        transition: color 0.3s ease, transform 0.3s ease; /* Add transition for smooth color and transform change */
    }

    /* ホームページでのみ最上段の時（is-scrolledがない時）のサブメニューアイコンの色を白に */
    .home-page .header:not(.is-scrolled) .submenu-toggle {
        color: white;
    }

    /* ホームページでスクロール時のサブメニューアイコンの色を元に戻す */
    .home-page .header.is-scrolled .submenu-toggle {
        color: #6b7280;
    }

    .submenu-toggle:hover,
    .header__nav-item.submenu--active .submenu-toggle {
        color: #dc2626; /* Change color on hover */
        transform: translateY(-40%) scale(1.1); /* Move down slightly and enlarge */
    }

    .submenu {
        position: absolute;
        top: calc(100% + 0.5rem); /* 親要素の下に少しスペースを開けて配置 */
        left: 100%; /* 中央寄せ */
        transform: translate(-50%, 10px); /* 中央寄せ & アニメーション */
        background-color: rgba(255, 255, 255, 0.95); /* 背景を少し濃く */
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        border-radius: 0.375rem;
        min-width: 220px; /* 幅を広げる */
        padding: 0.5rem 0; /* 上下のパディングのみ */
        z-index: 60;
        list-style: none;
        display: block; /* 縦並びに変更 */

        /* Animation properties */
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    }

    .header__nav-item.submenu--active .submenu {
        opacity: 1;
        visibility: visible;
        transform: translate(-50%, 0); /* アニメーションの終点 */
    }

    .submenu--active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .submenu li {
        /* flex-basis is no longer needed */
    }

    .submenu li a {
        display: block;
        padding: 0.75rem 1.5rem; /* パディングを調整 */
        font-size: 0.875rem;
        color: #1f2937;
        white-space: nowrap;
        transition: background-color 0.2s ease, color 0.2s ease; /* トランジションを追加 */
    }

    .submenu li a:hover {
        background-color: #dc2626; /* ホバー時の背景色を赤に */
        color: #ffffff; /* ホバー時の文字色を白に */
    }

    /* ホバーはJavaScriptで制御するため、CSSの:hoverは削除 */
    /* .header__nav-item:hover .submenu {
    display: block;
  } */
}

.header__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem; /* gap-2 */
}

.header__cta-button {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    border-radius: 0.375rem; /* rounded-md */
    font-size: 0.875rem; /* text-sm */
    font-weight: 500; /* font-medium */
    height: 2.5rem; /* h-10 */
    padding: 0 1rem; /* px-4 py-2 */
    transition: background-color 0.2s ease;
}

.header__cta-button:hover {
    background-color: #f3f4f6; /* hover:bg-accent */
}

@media (min-width: 640px) {
    .header__cta-button {
        display: inline-flex; /* sm:flex */
    }
}

.header__cta-icon {
    margin-right: 0.5rem; /* mr-2 */
    height: 1rem; /* h-4 */
    width: 1rem; /* w-4 */
    stroke-width: 2;
}

.header__mobile-menu-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background-color: transparent;
    border: none;
    cursor: pointer;
    z-index: 100; /* メニューより手前に表示 */
    position: relative;
    padding: 0;
}

.hamburger-line {
    display: block;
    width: 1.5rem;
    height: 2px;
    background-color: #4b5563; /* デフォルトの色 */
    transition: all 0.3s ease;
    position: absolute;
}

.hamburger-line:nth-child(1) {
    transform: translateY(-6px);
}

.hamburger-line:nth-child(3) {
    transform: translateY(6px);
}

/* スクロール時のハンバーガーラインの色 */
.header.is-scrolled .hamburger-line {
    background-color: #4b5563;
}

/* ホームページでスクロールしていない時のハンバーガーラインの色 */
.home-page .header:not(.is-scrolled) .hamburger-line {
    background-color: #ffffff;
}

/* メニューが開いた時のハンバーガーボタンのアニメーション */
body.menu-open .header__mobile-menu-button .hamburger-line:nth-child(1) {
    transform: translateY(0) rotate(45deg);
}

body.menu-open .header__mobile-menu-button .hamburger-line:nth-child(2) {
    opacity: 0;
}

body.menu-open .header__mobile-menu-button .hamburger-line:nth-child(3) {
    transform: translateY(0) rotate(-45deg);
}

@media (min-width: 1024px) {
    .header__mobile-menu-button {
        display: none;
    }
}

/* Mobile Menu (Drawer Style) */
@media (max-width: 1023px) {
    .header__nav {
        position: fixed;
        top: 0;
        left: 0;
        transform: translateX(-100%); /* 画面外に配置 */
        width: 80%; /* メニューの幅 */
        max-width: 300px; /* 最大幅 */
        height: 100vh;
        background-color: #ffffff;
        box-shadow: -4px 0 12px rgba(0, 0, 0, 0.1);
        padding: 4rem 1rem 1rem; /* ヘッダーの高さ分を考慮 */
        z-index: 90; /* オーバーレイより手前 */
        display: flex;
        flex-direction: column;
        transition: transform 0.3s ease-out;
        overflow-y: auto; /* メニュー項目が多い場合にスクロール可能にする */
    }

    body.menu-open .header__nav {
        transform: translateX(0); /* 画面内にスライドイン */
    }

    /* モバイルメニュー内のナビゲーションリンク */
    .header__nav .header__nav-link {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid #e5e7eb;
        color: #1f2937 !important; /* モバイルメニューでは常に黒色 */
        display: block;
    }

    .header__nav .header__nav-link:hover {
        background-color: #f3f4f6;
    }

    /* モバイルメニュー内のサブメニュー */
    .header__nav .header__nav-item {
        width: 100%;
    }

    .header__nav .header__nav-item > .header__nav-link {
        position: relative;
        padding-right: 2.5rem; /* 矢印アイコンのためのスペース */
    }

    .header__nav .submenu-toggle {
        display: none; /* モバイルメニューでは矢印を表示 */
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%) rotate(0deg);
        transition: transform 0.3s ease;
        color: #6b7280;
        cursor: pointer;
        padding: 0.5rem;
    }

    .header__nav .submenu {
        position: static; /* モバイルでは通常のフローに */
        display: flex; /* デフォルトでは非表示 */
        box-shadow: none;
        border-radius: 0;
        background-color: #f9fafb;
        padding: 0;
        margin-left: 1rem;
        flex-direction: column;
        gap: 0;
        list-style-type: none;
    }

    /* .header__nav .header__nav-item.submenu--active .submenu-toggle {
        transform: translateY(-50%) rotate(180deg); 
    }

    .header__nav .header__nav-item.submenu--active .submenu {
        display: flex; 
    } */

    .header__nav .submenu li a {
        padding: 0.5rem 1rem;
        color: #4b5563;
        border-bottom: 1px solid #e5e7eb;
        display: block;
    }

    .header__nav .submenu li:last-child a {
        border-bottom: none; /* 最後の項目は下線なし */
    }

    .header__nav .submenu li a:hover {
        background-color: transparent;
        color: #dc2626;
    }

    /* Mobile Menu Overlay */
    .mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 40; /* メニューより下、コンテンツより上 */
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease-out, visibility 0.3s ease-out;
    }

    body.menu-open .mobile-menu-overlay {
        opacity: 1;
        visibility: visible;
    }
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    width: 100%;
    height: 96vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 768px) {
    .hero {
        height: 90vh;
    }
}

.slick-next {
    right: 0;
    display: none;
}
.slick-prev {
    z-index: 10;
    left: 0;
    display: none;
}
.slick-track {
    filter: brightness(0.8);
}

.hero__slider {
    width: 100%;
    height: 100%;
    margin-bottom: 0 !important; /* mb-0 */
    display: none; /* 追加: 初期表示を非表示にする */
}

.hero__slide {
    position: relative;
    width: 100%;
    height: 96vh;
    display: flex !important; /* for slick slider */
    align-items: center;
    justify-content: center;
}

@media (min-width: 768px) {
    .hero__slide {
        height: 90vh;
    }
}

.hero__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.2); /* bg-black/20 */
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__content {
    position: relative;
    z-index: 20;
    text-align: center;
    color: white;
    padding: 0 1rem;
}

.hero__title {
    font-family: serif; /* font-serif */
    text-shadow: 2px 2px 12px #000d;
    color: #fffe;
    font-size: 2.25rem; /* text-4xl */
    line-height: 1.25; /* leading-tight */
    font-weight: 700; /* font-bold */
}

@media (min-width: 768px) {
    .hero__title {
        font-size: 3.75rem; /* md:text-6xl */
    }
}

@media (min-width: 1024px) {
    .hero__title {
        font-size: 4.5rem; /* lg:text-7xl */
    }
}

.hero__description {
    text-shadow: 2px 4px 2px rgba(0, 0, 0, 0.4);
    margin-top: 1.5rem; /* mt-6 */
    max-width: 42rem; /* max-w-2xl */
    margin-left: auto;
    margin-right: auto;
    font-size: 1.125rem; /* text-lg */
    color: rgba(255, 255, 255, 0.9); /* text-white/90 */
}

@media (min-width: 768px) {
    .hero__description {
        font-size: 1.25rem; /* md:text-xl */
    }
}

.hero__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    border-radius: 9999px; /* rounded-full */
    font-size: 1rem; /* text-base */
    font-weight: 600; /* font-semibold */
    height: 2.75rem; /* h-11 */
    margin-top: 2rem; /* mt-8 */
    background-color: #dc2626; /* bg-red-600 */
    color: white;
    padding: 1.5rem 2rem; /* px-8 py-6 */
    transition: background-color 0.2s ease;
}

.hero__button:hover {
    background-color: #b91c1c; /* hover:bg-red-700 */
}

.hero__button svg {
    margin-left: 0.5rem; /* ml-2 */
    height: 1.25rem; /* h-5 */
    width: 1.25rem; /* w-5 */
    stroke-width: 2;
}

/* ===== GREETING SECTION ===== */
.greeting {
    width: 100%;
    padding: 5rem 0; /* py-20 */
    background-color: #ffffff; /* white background */
}

/* 2つ目のgreetingセクションに上部の余白を追加 */
.greeting + .greeting {
    padding-top: 0; /* 連続するgreetingセクションの上部パディングを調整 */
}

@media (min-width: 768px) {
    .greeting {
        padding: 8rem 0; /* md:py-32 */
    }
    .greeting + .greeting {
        padding-top: 0; /* 連続するgreetingセクションの上部パディングを調整 */
    }
}

.greeting__container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem; /* px-4 */
}

@media (min-width: 768px) {
    .greeting__container {
        padding: 0 1.5rem; /* md:px-6 */
    }
}

.greeting__grid {
    display: flex; /* モバイルではflexboxを使用 */
    flex-direction: column; /* デフォルトはテキストが上、画像が下 */
    align-items: start; /* 上揃えに変更 */
    gap: 3rem; /* gap-12 */
}

/* 2つ目のgreetingセクション（信頼と技術革新）のモバイル表示で画像が下に来るように */
#greeting-innovation .greeting__grid {
    flex-direction: column-reverse;
}

@media (min-width: 768px) {
    .greeting__grid {
        display: grid; /* デスクトップではグリッドに戻す */
        grid-template-columns: repeat(2, minmax(0, 1fr)); /* md:grid-cols-2 */
        gap: 6rem; /* md:gap-24 */
        flex-direction: unset; /* デスクトップではflex-directionをリセット */
    }
    /* デスクトップでは#greeting-innovationのflex-directionをリセット */
    #greeting-innovation .greeting__grid {
        flex-direction: unset;
    }
}

.greeting__content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem; /* space-y-6 */
}

.greeting__title {
    text-align: center;
    font-size: 1.875rem; /* text-3xl */
    font-weight: 700; /* font-bold */
    letter-spacing: -0.025em; /* tracking-tight */
    color: #111827; /* text-gray-900 */
}

@media (min-width: 768px) {
    .greeting__title {
        text-align: left;
        font-size: 2.25rem; /* md:text-4xl */
    }
}
.greeting__text {
    font-size: 1rem; /* text-base */
    color: #4b5563; /* text-gray-600 */
    line-height: 1.625; /* leading-relaxed */
}

.greeting__text p {
    margin-bottom: 1rem;
}

.greeting__text h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1rem;
}

.greeting__text h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: 1rem;
}

.greeting__signature {
    text-align: right;
    font-weight: 600; /* font-semibold */
    color: #374151; /* text-gray-800 */
    margin-top: 1rem; /* mt-4 */
}

.greeting__image {
    position: relative;
    height: 400px;
    width: 100%;
}

@media (min-width: 768px) {
    .greeting__image {
        height: 500px; /* md:h-[500px] */
    }
}

.greeting__image img {
    border-radius: 0.375rem; /* rounded-md */
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1); /* shadow-xl */
    object-fit: cover;
    position: absolute;
    height: 100%;
    width: 100%;
}

.greeting-item__title {
    text-align: center;
    font-size: 1.1rem; /* text-2xl */
    font-weight: 600; /* font-semibold */
    color: #1f2937; /* text-gray-800 */
    margin-bottom: 0.5rem; /* mb-2 */
}

@media (min-width: 768px) {
    .greeting-item__title {
        text-align: left;
    }
}


/* ===== PROJECTS SECTION ===== */
.projects {
    width: 100%;
    padding: 5rem 0; /* py-20 */
    background-color: #ffffff; /* white background */
}

@media (min-width: 768px) {
    .projects {
        padding: 8rem 0; /* md:py-32 */
    }
}

.projects__container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem; /* px-4 */
}

@media (min-width: 768px) {
    .projects__container {
        padding: 0 1.5rem; /* md:px-6 */
    }
}

.projects__header {
    text-align: center;
    margin-bottom: 4rem; /* mb-16 */
}

.projects__title {
    font-size: 1.875rem; /* text-3xl */
    font-weight: 700; /* font-bold */
    letter-spacing: -0.025em; /* tracking-tight */
    color: #111827; /* text-gray-900 */
}

@media (min-width: 768px) {
    .projects__title {
        font-size: 2.25rem; /* md:text-4xl */
    }
}

.projects__subtitle {
    font-size: 1.125rem; /* text-lg */
    color: #6b7280; /* text-gray-500 */
    margin-top: 0.5rem; /* mt-2 */
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr)); /* grid-cols-1 */
    gap: 0.8rem; /* gap-8 */
}

@media (min-width: 520px) {
    .projects__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)); /* md:grid-cols-2 */
    }
}

@media (min-width: 1024px) {
    .projects__grid {
        grid-template-columns: repeat(5, minmax(0, 1fr)); /* lg:grid-cols-4 */
        gap: 0.5rem;
    }
}

.project-item {
    position: relative;
    overflow: hidden;
    height: 8rem; /* h-80 */
    border-radius: 0.375rem; /* rounded-md */
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); /* shadow-sm */
    transition: all 0.3s ease;
}

@media (min-width: 520px) {
    .project-item {
        height: 10rem;
    }
}

/* PC表示 */
@media (min-width: 1024px) {
    .project-item {
        height: 17rem;
    }
}
.project-item:hover {
    transform: translateY(-0.5rem); /* hover:-translate-y-2 */
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); /* hover:shadow-2xl */
}

.project-item__image {
    position: absolute;
    inset: 0;
    object-fit: cover;
    width: 100%;
    height: 100%;
    transition: transform 0.3s ease;
}

.project-item:hover .project-item__image {
    transform: scale(1.05);
}

.project-item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0), transparent);
}

.project-item__content {
    position: relative;
    z-index: 10;
    height: 100%;
    padding: 1.5rem 1.5rem 1.15rem 1.5rem; /* p-6 */
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: white;
}

@media (min-width: 520px) {
    .project-item__content {
        padding-bottom: 1.5rem;
    }
}

.project-item__title {
    font-size: 1rem; /* 1.5rem text-2xl */
    font-weight: 700; /* font-bold */
    /* margin-bottom: 0.75rem; mb-3 */
}
/* PC表示 */
@media (min-width: 1024px) {
    .project-item__title p {
        height: 3.5rem;
    }
}

.project-item__text {
    color: rgba(255, 255, 255, 0.9); /* text-white/90 */
    font-size: 0.875rem; /* text-sm */
    line-height: 1.625; /* leading-relaxed */
}

/* ===== COMPANY GUIDE SECTION ===== */
.company-guide {
    width: 100%;
    padding: 5rem 0; /* py-20 */
    background-color: #f9fafb; /* bg-gray-50 */
}

@media (min-width: 768px) {
    .company-guide {
        padding: 8rem 0; /* md:py-32 */
    }
}

.company-guide__container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem; /* px-4 */
}

@media (min-width: 768px) {
    .company-guide__container {
        padding: 0 1.5rem; /* md:px-6 */
    }
}

.company-guide__content {
    text-align: center;
    max-width: 42rem; /* max-w-2xl */
    margin-left: auto;
    margin-right: auto;
}

.company-guide__title {
    font-size: 1.875rem; /* text-3xl */
    font-weight: 700; /* font-bold */
    letter-spacing: -0.025em; /* tracking-tight */
    color: #111827; /* text-gray-900 */
}

@media (min-width: 768px) {
    .company-guide__title {
        font-size: 2.25rem; /* md:text-4xl */
    }
}

.company-guide__subtitle {
    font-size: 1.125rem; /* text-lg */
    color: #6b7280; /* text-gray-500 */
    margin-top: 0.5rem; /* mt-2 */
}

.company-guide__text {
    margin-top: 1.5rem; /* mt-6 */
    font-size: 1rem; /* text-base */
    color: #4b5563; /* text-gray-600 */
    line-height: 1.625; /* leading-relaxed */
}

@media (min-width: 768px) {
    .company-guide__text {
        font-size: 1.125rem; /* md:text-lg */
    }
}

.company-guide__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    border-radius: 9999px; /* rounded-full */
    font-size: 1rem; /* text-base */
    font-weight: 600; /* font-semibold */
    height: 2.75rem; /* h-11 */
    margin-top: 2rem; /* mt-8 */
    background-color: #dc2626; /* bg-red-600 */
    color: white;
    padding: 1.5rem 2rem; /* px-8 py-6 */
    transition: background-color 0.2s ease;
}

.company-guide__button:hover {
    background-color: #b91c1c; /* hover:bg-red-700 */
}

/* ===== CONTACT & RECRUIT WRAPPER ===== */
.contact-recruit-wrapper {
    width: 100%;
    padding: 8rem 2rem 8rem 2rem;
    /* margin-bottom: 3rem; */
    background-color: #f9fafb; /* bg-gray-50 */
}

.contact-recruit-container {
    display: flex;
    flex-direction: column;
    max-width: 512px;
    margin: 0 auto;
    gap: 1.5rem; /* no gap since we want seamless sections */
}

@media (min-width: 768px) {
    .contact-recruit-container {
        flex-direction: row; /* horizontal layout on desktop */
        max-width: 1280px;
    }
}

/* ===== CONTACT & RECRUIT SECTIONS ===== */
.contact,
.recruit {
    flex: 1; /* equal width distribution */
    width: 100%;
    background-color: transparent; /* inherit from wrapper */
}

.contact__container,
.recruit__container {
    max-width: none; /* remove max-width constraint for flexbox */
    margin: 0; /* remove auto margins */
    /* padding: 1rem 1rem;  */
    height: 100%;
}

@media (min-width: 768px) {
    .contact__container,
    .recruit__container {
        padding: 0rem 1.5rem;
    }
}

.contact .contact__container,
.recruit .recruit__container {
    position: relative;
    border-radius: 0.5rem;
    overflow: hidden;
    /* border: 1px solid #e5e7eb;  */
}

.contact__image,
.recruit__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.contact__content,
.recruit__content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 1.5rem; /* reduced padding */
    background-color: #ffffff; /* white background */
    color: #111827; /* dark text for readability */
    border-radius: 1.375rem;
    text-align: left;
    align-items: stretch;
}

@media (min-width: 768px) {
    .contact__content,
    .recruit__content {
        padding: 2rem; /* reduced from 4rem */
    }
}

.contact__title,
.recruit__title {
    font-size: 1.5rem; /* reduced from 1.875rem */
    font-weight: 700;
    color: #111827; /* dark gray */
}

@media (min-width: 768px) {
    .contact__title,
    .recruit__title {
        font-size: 1.875rem; /* reduced from 2.25rem */
    }
}

.contact__subtitle,
.recruit__subtitle {
    margin-top: 0.25rem; /* reduced margin */
    font-size: 1rem; /* reduced from 1.125rem */
    color: #6b7280; /* medium gray */
}

.contact__text,
.recruit__text {
    margin-top: 0.75rem; /* reduced margin */
    max-width: 36rem;
    color: #374151; /* dark gray for body text */
    font-size: 0.875rem; /* slightly smaller text */
    line-height: 1.5;
}

.contact__button,
.recruit__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    border-radius: 9999px;
    font-size: 0.875rem; /* reduced font size */
    font-weight: 600;
    height: 3rem; /* 2.25rem slightly smaller height */
    margin-top: 1.25rem; /* reduced margin */
    /* background-color: #999999; */
    background-color: #dc2626;
    color: white; /* white text */
    padding: 1rem 1.5rem; /* reduced padding */
    transition: background-color 0.2s ease;
}

.contact__button:hover,
.recruit__button:hover {
    background-color: #b91c1c; /* darker red on hover */
}

/* ===== INVIEW ANIMATION STYLES ===== */
.js-inview-fadein {
    opacity: 0;
    transform: translateY(20px); /* Start slightly below its final position */
    transition: opacity 0.8s ease-out, transform 0.8s ease-out; /* Smooth transition */
}

.js-inview-fadein.is-inview {
    opacity: 1;
    transform: translateY(0); /* Move to its final position */
}

/* ===== FOOTER ===== */
.footer {
    background-color: #1f2937; /* bg-gray-800 */
    color: white;
}

.footer__container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding: 3rem 1rem; /* py-12 px-4 */
}

@media (min-width: 768px) {
    .footer__container {
        padding: 3rem 1.5rem; /* md:px-6 */
    }
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr)); /* grid-cols-1 */
    gap: 2rem; /* gap-8 */
    text-align: center;
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)); /* md:grid-cols-3 */
        text-align: left;
    }
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem; /* gap-2 */
    margin-bottom: 1rem; /* mb-4 */
    justify-content: center;
}
@media (min-width: 768px) {
    .footer__logo {
        justify-content: flex-start;
    }
}

.footer__logo-text--main {
    font-size: 1rem; /* text-2xl */
    font-weight: 700; /* font-bold */
    color: #ef4444; /* text-red-500 */
    letter-spacing: -0.025em; /* tracking-tighter */
}

.footer__logo-text--sub {
    font-size: 1rem; /* text-sm */
    font-weight: 500; /* font-medium */
}

.footer__address {
    font-size: 0.875rem; /* text-sm */
    color: #9ca3af; /* text-muted-foreground */
    font-style: normal;
}

.footer__links-title {
    font-weight: 700; /* font-bold */
    margin-bottom: 1rem; /* mb-4 */
}

.footer__links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem; /* space-y-2 */
    font-size: 0.875rem; /* text-sm */
}

.footer__links-list a:hover {
    text-decoration: underline;
}

.footer__bottom {
    margin-top: 2rem; /* mt-8 */
    border-top: 1px solid rgba(255, 255, 255, 0.2); /* border-border/20 */
    padding-top: 2rem; /* pt-8 */
    text-align: center;
    font-size: 0.875rem; /* text-sm */
    color: #9ca3af; /* text-muted-foreground */
}