/* ==========================================================================
   0. 設定 (Variables) - ブランドのDNA
   ========================================================================== */
:root {
    --bg-color: #050505;
    --text-color: #ffffff;
    --text-sub: rgba(255, 255, 255, 0.7);
    --border-light: rgba(255, 255, 255, 0.05);
    --border-medium: rgba(255, 255, 255, 0.3);
    --font-primary: 'Noto Serif JP', serif;
    --font-display: 'Montserrat', sans-serif;
    --font-logo: 'Marcellus', serif; 
    --header-height: 80px;
    --max-width: 900px;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   1. 基本リセット & 全体設定
   ========================================================================== */
html.lenis, html.lenis body { height: auto; }
html.lenis.lenis-smooth { scroll-behavior: auto !important; }
html.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
html.lenis.lenis-stopped { overflow: hidden; }
html.lenis.lenis-scrolling iframe { pointer-events: none; }
html { scroll-padding-top: var(--header-height); }
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; padding: 0; background-color: var(--bg-color); color: var(--text-color); font-family: var(--font-primary); overflow-x: hidden; position: relative; min-height: 100vh; }
body.no-scroll { overflow: hidden; }
a { text-decoration: none; color: var(--text-color); transition: 0.3s; }

/* ==========================================================================
   2. エフェクト & 背景
   ========================================================================== */
.noise-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 500; opacity: 0.07; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E"); }
.background-lights { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: 1; overflow: hidden; pointer-events: none; }
.light-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.4; animation: floatOrb 15s ease-in-out infinite alternate; }
.orb-1 { top: -10%; left: -10%; width: 50vw; height: 50vw; background: radial-gradient(circle, rgba(255,255,255,0.08), transparent 70%); animation-duration: 20s; }
.orb-2 { top: 40%; right: -20%; width: 60vw; height: 60vw; background: radial-gradient(circle, rgba(255,255,255,0.05), transparent 70%); animation-duration: 18s; animation-delay: -5s; }
.orb-3 { bottom: -10%; left: 10%; width: 40vw; height: 40vw; background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 70%); animation-duration: 22s; animation-delay: -10s; }
@keyframes floatOrb { 0% { transform: translate(0, 0) scale(1); } 50% { transform: translate(3%, 5%) scale(1.05); } 100% { transform: translate(-2%, 2%) scale(0.95); } }

.transition-curtain { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: var(--bg-color); z-index: 9998; opacity: 1; pointer-events: auto; transition: opacity 0.8s cubic-bezier(0.45, 0, 0.55, 1); }
.transition-curtain.is-open { opacity: 0; pointer-events: none; }

/* ==========================================================================
   3. ローディング
   ========================================================================== */
#loading { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background: #000; z-index: 9999; display: flex; flex-direction: column; justify-content: center; align-items: center; transition: opacity 1s ease, visibility 1s ease; }
#loading.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.loading-logo-img { display: block; margin: 0 auto; width: 180px; max-width: 80%; height: auto; animation: blinkLogo 1.8s ease-in-out infinite; }
@keyframes blinkLogo { 0%, 100% { opacity: 0.15; } 50% { opacity: 1; filter: drop-shadow(0 0 15px rgba(255,255,255,0.5)); } }

/* ==========================================================================
   4. ヘッダー & ナビゲーション
   ========================================================================== */
header { position: fixed; top: 0; width: 100%; padding: 20px 40px; display: flex; justify-content: space-between; align-items: center; background: rgba(0, 0, 0, 0.3); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); z-index: 1000; border-bottom: 1px solid var(--border-light); }
.logo a { display: flex; align-items: center; }
.logo img { height: 60px; width: auto; transition: opacity 0.3s; }
.nav-menu ul { list-style: none; display: flex; gap: 30px; margin: 0; padding: 0; }
.nav-menu ul li a { font-family: var(--font-display); font-size: 0.9rem; letter-spacing: 1px; opacity: 0.7; transition: 0.3s; }
.nav-menu ul li a.current { opacity: 1; border-bottom: 1px solid var(--text-color); padding-bottom: 5px; }

/* ハンバーガーメニュー (buttonタグ) */
.hamburger { 
    display: none; cursor: pointer; z-index: 2000; 
    background: transparent; border: none; padding: 0; outline: none;
}
.hamburger span { display: block; width: 25px; height: 2px; background-color: var(--text-color); margin: 5px 0; transition: 0.4s; box-shadow: 0 0 5px rgba(255,255,255,0.5); }

/* ==========================================================================
   5. Heroセクション (Top Page)
   ========================================================================== */
.hero { position: relative; width: 100%; height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; overflow: hidden; }
.video-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
.video-background video, .video-background img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
video::-webkit-media-controls { display: none !important; }
.video-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.4); z-index: 1; }
.hero-gradient { position: absolute; bottom: 0; left: 0; width: 100%; height: 200px; background: linear-gradient(to bottom, transparent, var(--bg-color)); z-index: 2; pointer-events: none; }
.hero-text-wrapper { position: relative; z-index: 3; }
.hero h1 { font-family: var(--font-logo); font-size: 5rem; line-height: 1.1; letter-spacing: 0.15em; margin-bottom: 10px; font-weight: 400; text-shadow: 0 0 20px rgba(255,255,255,0.4), 0 0 40px rgba(255,255,255,0.2); }
.hero p { font-family: var(--font-display); font-size: 1.2rem; letter-spacing: 4px; opacity: 0.9; text-shadow: 0 0 10px rgba(0,0,0,0.8); text-transform: uppercase; }
.scroll-indicator { position: absolute; bottom: 30px; left: 0; width: 100%; z-index: 5; display: flex; flex-direction: column; align-items: center; gap: 10px; opacity: 0.7; pointer-events: none; }
.scroll-indicator span { font-family: var(--font-display); font-size: 0.7rem; letter-spacing: 2px; animation: blink 2s infinite; }
.scroll-indicator .line { width: 1px; height: 40px; background: linear-gradient(to bottom, #fff, transparent); animation: scrollDown 2s cubic-bezier(0.77, 0, 0.175, 1) infinite; }
@keyframes scrollDown { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ==========================================================================
   6. コンテンツ共通 & IDENTITY & ABOUT & SERVICES
   ========================================================================== */
.sub-page-content { padding-top: 150px; padding-bottom: 100px; min-height: 80vh; position: relative; z-index: 10; }
.page-title { text-align: center; margin-bottom: 80px; }
.page-title h1 { font-family: var(--font-display); font-size: 3rem; letter-spacing: 5px; display: inline-block; border-bottom: 1px solid var(--border-medium); padding-bottom: 15px; font-weight: 400; text-shadow: 0 0 15px rgba(255,255,255,0.2); }
h2 { font-family: var(--font-display); font-size: 2.5rem; margin-bottom: 30px; letter-spacing: 3px; border-bottom: 1px solid var(--border-medium); padding-bottom: 10px; display: inline-block; font-weight: 400; }

/* IDENTITY */
.identity-wrapper { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.identity-block { min-height: 50vh; width: 100%; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; margin-bottom: 40px; }
.identity-catch { font-size: 1.5rem; font-weight: 700; letter-spacing: 2px; margin-bottom: 40px; line-height: 1.6; }
.identity-desc { font-size: 0.95rem; line-height: 2.2; opacity: 0.85; }
.identity-img-container { width: 100%; max-width: 900px; margin: 0 auto 80px; aspect-ratio: 21 / 9; overflow: hidden; position: relative; border: 1px solid rgba(255,255,255,0.05); background: #000; }
.identity-img-container::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: radial-gradient(circle, transparent 40%, #000 110%); pointer-events: none; z-index: 2; }
.identity-img { width: 100%; height: 120%; position: absolute; top: -10%; left: 0; object-fit: cover; filter: grayscale(40%) brightness(0.7) contrast(1.3); }

/* SERVICES */
.service-list-wrapper { display: flex; justify-content: center; padding: 0 20px; }
.service-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; width: 100%; max-width: var(--max-width); }
.service-item { background: rgba(255, 255, 255, 0.02); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px); border: 1px solid rgba(255, 255, 255, 0.08); padding: 50px 30px; text-align: center; transition: 0.4s; box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2); }
.service-item:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--border-medium); transform: translateY(-5px); box-shadow: 0 0 25px rgba(255, 255, 255, 0.1); }
.service-item h3 { font-family: var(--font-display); margin-top: 0; font-size: 1.3rem; margin-bottom: 15px; font-weight: 400; }
.service-desc-text { font-size: 0.8rem; line-height: 1.8; opacity: 0.7; margin-top: 15px; font-family: 'Noto Serif JP', serif; letter-spacing: 0.5px; text-align: left; }

/* ABOUT */
.company-profile { width: 100%; max-width: 700px; margin: 0 auto; border-top: 1px solid rgba(255, 255, 255, 0.2); text-align: left; padding: 0 20px; }
.profile-row { display: flex; justify-content: space-between; padding: 25px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.2); margin: 0; }
.profile-row dt { font-family: var(--font-display); font-weight: bold; width: 30%; opacity: 0.8; letter-spacing: 1px; }
.profile-row dd { width: 70%; margin: 0; line-height: 1.6; font-size: 0.95rem; }
.en-text { font-family: var(--font-display); font-weight: 500; letter-spacing: 0.5px; }


/* ==========================================================================
   ★ RECRUIT ページ専用デザイン
   ========================================================================== */
.recruit-wrapper { width: 100%; max-width: 800px; margin: 0 auto; padding: 0 20px; }
.recruit-story-section { text-align: center; margin-bottom: 80px; }
.recruit-story-title { font-family: var(--font-display); font-size: 1.2rem; letter-spacing: 3px; margin-bottom: 40px; opacity: 0.9; }
.recruit-story-text { font-size: 0.9rem; line-height: 2.2; letter-spacing: 0.5px; opacity: 0.85; margin-bottom: 30px; text-align: left; }

.recruit-details { border-top: 1px solid rgba(255, 255, 255, 0.2); }
.recruit-block { display: flex; justify-content: space-between; align-items: flex-start; padding: 60px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.15); }
.recruit-block-title { flex: 0 0 30%; }
.recruit-block-title h3 { font-family: var(--font-display); font-size: 1.3rem; letter-spacing: 2px; margin: 0 0 5px 0; font-weight: 500; }
.recruit-block-title span { font-size: 0.75rem; opacity: 0.5; letter-spacing: 1px; }
.recruit-block-content { flex: 1; font-size: 0.9rem; line-height: 2; opacity: 0.9; letter-spacing: 0.5px; }

.job-list { list-style: none; padding: 0; margin: 0; }
.job-list li { margin-bottom: 30px; padding-bottom: 30px; border-bottom: 1px dashed rgba(255,255,255,0.15); }
.job-list li:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.job-list h4 { font-size: 1.05rem; margin: 0 0 8px 0; letter-spacing: 1px; color: #fff; font-weight: bold; }
.job-list p { margin: 0; font-size: 0.85rem; opacity: 0.7; }

.mind-box { margin-bottom: 30px; }
.mind-box:last-child { margin-bottom: 0; }
.mind-box h5 { font-size: 0.85rem; margin: 0 0 10px 0; opacity: 0.6; letter-spacing: 1px; }
.mind-box p { margin: 0 0 10px 0; }
.recruit-note { font-size: 0.75rem !important; opacity: 0.6; line-height: 1.8; }

.recruit-entry-btn { display: inline-block; padding: 15px 40px; border: 1px solid rgba(255,255,255,0.5); background: transparent; color: #fff; font-family: var(--font-display); letter-spacing: 4px; transition: 0.4s; font-size: 0.9rem; }
.recruit-entry-btn:hover { background: #fff; color: #000; border-color: #fff; box-shadow: 0 0 20px rgba(255,255,255,0.4); }

/* ==========================================================================
   ▼ CONTACT フォームデザイン 
   ========================================================================== */
.contact-wrapper { display: flex; flex-direction: column; align-items: center; padding: 0 20px; text-align: center; }
.contact-lead-text { font-size: 0.85rem; line-height: 2.2; letter-spacing: 1px; opacity: 0.8; margin-bottom: 60px; font-family: var(--font-primary); }
.contact-form { width: 100%; max-width: 800px; }

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 50px; text-align: left; }
.form-group.half { grid-column: span 1; }
.form-group.full { grid-column: span 2; }
.submit-btn.full { grid-column: span 2; }

.form-group { display: flex; flex-direction: column; position: relative; }
.form-group label { font-family: var(--font-display); margin-bottom: 5px; font-size: 0.75rem; letter-spacing: 3px; color: rgba(255, 255, 255, 0.5); text-transform: uppercase; }

.form-group input, .form-group textarea, .form-group select {
    background: transparent; border: none; border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-color); font-family: var(--font-primary); font-size: 1rem;
    padding: 10px 0; outline: none; transition: all 0.4s ease; border-radius: 0;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255, 255, 255, 0.2); font-size: 0.9rem; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-bottom-color: #fff; box-shadow: 0 10px 10px -10px rgba(255,255,255,0.1); }

.form-group select { appearance: none; -webkit-appearance: none; cursor: pointer; background-image: url('data:image/svg+xml;utf8,<svg fill="%23ffffff" height="20" viewBox="0 0 24 24" width="20" xmlns="http://www.w3.org/2000/svg" opacity="0.5"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>'); background-repeat: no-repeat; background-position-x: calc(100% - 5px); background-position-y: 50%; }
.form-group select:invalid { color: rgba(255, 255, 255, 0.2); }
.form-group select option { background: var(--bg-color); color: var(--text-color); }

.file-desc { font-size: 0.75rem; opacity: 0.5; margin: 0 0 15px 0; letter-spacing: 0.5px; }
.file-upload-wrapper { display: flex; align-items: center; gap: 20px; }
.file-input { display: none; }
.file-btn { background: transparent; border: 1px solid rgba(255, 255, 255, 0.3); color: #fff; padding: 10px 25px; font-family: var(--font-primary); font-size: 0.8rem; cursor: pointer; transition: 0.4s; letter-spacing: 2px; }
.file-btn:hover { background: #fff; color: #000; box-shadow: 0 0 20px rgba(255,255,255,0.3); border-color: #fff; }
.file-name { font-size: 0.85rem; opacity: 0.8; font-family: var(--font-display); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 300px; }

.submit-btn { margin-top: 10px; padding: 20px 0; background: #fff; color: #000; border: none; font-family: var(--font-display); font-size: 1rem; letter-spacing: 5px; cursor: pointer; transition: 0.4s; font-weight: bold; width: 100%; }
.submit-btn:hover { background: #ccc; letter-spacing: 7px; box-shadow: 0 0 20px rgba(255, 255, 255, 0.4); }

.back-btn { margin-top: 0; border: 1px solid rgba(255,255,255,0.4); padding: 20px 0; font-family: var(--font-display); letter-spacing: 3px; transition: 0.4s; background: transparent; color:#fff; cursor: pointer; flex: 1; }
.back-btn:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

.confirm-list { text-align: left; margin-bottom: 50px; border-top: 1px solid rgba(255,255,255,0.2); }
.confirm-list dt { font-family: var(--font-display); font-size: 0.75rem; letter-spacing: 3px; opacity: 0.4; padding-top: 30px; margin-bottom: 5px; text-transform: uppercase; }
.confirm-list dd { margin: 0 0 20px 0; font-size: 1rem; line-height: 1.8; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 25px; letter-spacing: 0.5px; }
.confirm-actions { display: flex; gap: 20px; align-items: stretch; }

.form-status { text-align: center; font-family: var(--font-primary); font-size: 0.9rem; letter-spacing: 1px; margin-top: 25px; opacity: 0; transition: opacity 0.4s ease; height: 0; overflow: hidden; }
.form-status.show { opacity: 1; height: auto; }
.form-status.success { color: #fff; }
.form-status.error { color: #ff6b6b; }


/* ==========================================================================
   ★ WORKS / INFO トップページセクション ★ 
   ========================================================================== */
.section-container { width: 100%; max-width: var(--max-width); margin: 150px auto; padding: 0 20px; }
.section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; border-bottom: 1px solid var(--border-medium); padding-bottom: 10px; }
.section-header h2 { margin: 0; border: none; padding: 0; font-size: 2rem; }
.view-all { font-family: var(--font-display); font-size: 0.8rem; letter-spacing: 1px; position: relative; padding-right: 20px; opacity: 0.6; }
.view-all::after { content: '→'; position: absolute; right: 0; top: 50%; transform: translateY(-50%); transition: 0.3s; }
.view-all:hover { opacity: 1; }
.view-all:hover::after { right: -5px; }

.news-list { display: flex; flex-direction: column; }
.news-item { display: flex; align-items: center; padding: 25px 0; border-bottom: 1px solid var(--border-light); transition: 0.3s; color: var(--text-color); }
.news-item:hover { background: rgba(255, 255, 255, 0.03); padding-left: 10px; border-color: var(--border-medium); }
.news-date { font-family: var(--font-display); opacity: 0.5; font-size: 0.85rem; width: 120px; flex-shrink: 0; }
.news-cat { font-family: var(--font-display); font-size: 0.7rem; border: 1px solid rgba(255,255,255,0.3); padding: 2px 8px; margin-right: 20px; letter-spacing: 1px; opacity: 0.8; flex-shrink: 0; }
.news-title { font-size: 0.95rem; letter-spacing: 0.5px; line-height: 1.6; }

/* WORKS カードデザイン */
.works-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.work-card { display: block; }
.work-img-box { width: 100%; aspect-ratio: 16 / 9; background: #111; overflow: hidden; position: relative; margin-bottom: 15px; border: 1px solid rgba(255,255,255,0.1); }
.dummy-img, .work-img-box img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }

.work-overlay { 
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; 
    background: rgba(0,0,0,0.85); display: flex; flex-direction: column; justify-content: center; align-items: center; 
    opacity: 0; transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1); 
    padding: 40px; text-align: center;
}
.work-story {
    transform: translateY(20px); transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex; flex-direction: column; align-items: center;
}

/* TOPページのWORKSホバー時のボタン */
.work-story .view-btn { display: inline-block; border: 1px solid #fff; padding: 12px 30px; font-family: var(--font-display); letter-spacing: 2px; font-size: 0.85rem; color: #fff; transition: 0.4s; }

.work-card:hover .dummy-img, .work-card:hover .work-img-box img { transform: scale(1.05); }
.work-card:hover .work-overlay { opacity: 1; }
.work-card:hover .work-story { transform: translateY(0); }
.work-card:hover .view-btn { background: #fff; color: #000; box-shadow: 0 0 20px rgba(255,255,255,0.4); }

.work-info h3 { font-family: var(--font-display); margin: 0 0 5px 0; font-size: 1.1rem; font-weight: 400; }
.work-info p { margin: 0; font-size: 0.8rem; opacity: 0.6; font-family: var(--font-display); }

.works-note { margin-top: 40px; text-align: center; font-size: 0.8rem; line-height: 1.8; color: var(--text-sub); font-family: var(--font-primary); }
.works-note a.text-link { color: #fff; border-bottom: 1px solid rgba(255,255,255,0.4); transition: 0.3s; padding-bottom: 1px; }
.works-note a.text-link:hover { border-bottom-color: #fff; opacity: 0.8; }


/* ==========================================================================
   ★ WORKS DETAIL ページ専用デザイン ★
   ========================================================================== */
.work-detail-wrapper { width: 100%; max-width: 900px; margin: 0 auto; padding: 0 20px; }
.work-detail-img-container { width: 100%; aspect-ratio: 16 / 9; margin-bottom: 40px; overflow: hidden; border: 1px solid rgba(255,255,255,0.1); background: #111; }
.work-detail-img-container img { width: 100%; height: 100%; object-fit: cover; }
.work-detail-header { text-align: center; margin-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 30px; }
.work-detail-header h2 { font-family: var(--font-display); font-size: 2rem; margin-bottom: 10px; border: none; padding: 0; font-weight: 400; letter-spacing: 2px; }
.work-detail-cat { font-family: var(--font-display); font-size: 0.85rem; opacity: 0.6; letter-spacing: 1px; margin: 0; }
.work-detail-body { max-width: 700px; margin: 0 auto 60px; text-align: center; }
.work-detail-body p { font-size: 0.95rem; line-height: 2.2; letter-spacing: 0.5px; opacity: 0.9; margin: 0; }
.work-detail-action { text-align: center; margin-bottom: 60px; }
.work-detail-action .view-btn { display: inline-block; border: 1px solid #fff; padding: 15px 40px; font-family: var(--font-display); letter-spacing: 3px; font-size: 0.9rem; transition: 0.4s; background: transparent; color: #fff; }
.work-detail-action .view-btn:hover { background: #fff; color: #000; box-shadow: 0 0 20px rgba(255,255,255,0.4); }
.work-detail-back { text-align: center; margin-top: 20px; }
.work-detail-back a { font-family: var(--font-display); font-size: 0.75rem; letter-spacing: 2px; opacity: 0.5; transition: 0.3s; border-bottom: 1px solid transparent; padding-bottom: 2px; color: #fff; }
.work-detail-back a:hover { opacity: 1; border-color: #fff; }


/* ==========================================================================
   システム系 (Privacy / 404)
   ========================================================================== */
.policy-content { text-align: left; max-width: 800px; margin: 0 auto; font-size: 0.9rem; line-height: 2; opacity: 0.9; padding: 0 20px; }
.policy-content h2 { font-size: 1.2rem; margin-top: 40px; margin-bottom: 20px; border-bottom: 1px solid var(--border-light); display: block; text-align: left; }
.policy-content p { margin-bottom: 20px; }

.error-container { height: 80vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; }
.error-code { font-family: var(--font-display); font-size: 6rem; letter-spacing: 10px; margin: 0; font-weight: 400; text-shadow: 0 0 30px rgba(255,255,255,0.3); }
.error-msg { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: 40px; opacity: 0.8; }


/* ==========================================================================
   7. フッター
   ========================================================================== */
footer { padding: 30px; text-align: center; font-size: 0.8rem; background: #000; color: #555; border-top: 1px solid var(--border-light); margin-top: 50px; }
.footer-sns { display: flex; justify-content: center; gap: 30px; margin-bottom: 25px; }
.footer-sns a { color: #fff; font-size: 1.2rem; opacity: 0.7; transition: 0.3s; }
.footer-sns a:hover { opacity: 1; transform: scale(1.1); text-shadow: 0 0 10px rgba(255, 255, 255, 0.8); }

/* ==========================================================================
   8. UIコンポーネント (アニメーション / カーソル / プロローグ)
   ========================================================================== */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out); }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.tw-cursor { display: inline-block; width: 8px; animation: twBlink 0.8s infinite; margin-left: 2px; opacity: 0.7; font-weight: normal; }
@keyframes twBlink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

@media (min-width: 769px) {
    body, a, button, input, textarea, select { cursor: none !important; }
    #cursor { position: fixed; top: 0; left: 0; width: 8px; height: 8px; background-color: #fff; border-radius: 50%; pointer-events: none; z-index: 10001; transform: translate(-50%, -50%); transition: transform 0.1s ease; mix-blend-mode: difference; }
    #cursor-follower { position: fixed; top: 0; left: 0; width: 40px; height: 40px; border: 1px solid rgba(255, 255, 255, 0.5); border-radius: 50%; pointer-events: none; z-index: 10000; transform: translate(-50%, -50%); transition: width 0.3s ease, height 0.3s ease, transform 0.15s ease-out; mix-blend-mode: difference; }
    #cursor-follower.hovered { width: 80px; height: 80px; background-color: #fff; border-color: transparent; }
}

/* RECRUIT プロローグ */
#recruit-prologue { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; height: 100dvh; background: #000; z-index: 9500; display: flex; flex-direction: column; justify-content: flex-start; align-items: center; padding: 80px 20px 40px; transition: opacity 1.5s cubic-bezier(0.45, 0, 0.55, 1); overflow-y: auto; }
#recruit-prologue.is-hidden { opacity: 0; pointer-events: none; }
.prologue-content { max-width: 600px; width: 100%; margin: auto; padding-bottom: 50px; }
.prologue-title { font-family: var(--font-display); font-size: 1rem; letter-spacing: 3px; text-align: center; margin-bottom: 40px; opacity: 0.8; }
.prologue-text-p { font-size: 0.95rem; line-height: 1.8; margin-bottom: 30px; text-align: left; }
.prologue-skip { text-align: center; font-family: var(--font-display); font-size: 0.75rem; letter-spacing: 2px; opacity: 0.3; margin-top: 60px; cursor: pointer; transition: 0.3s; border-bottom: 1px solid transparent; padding-bottom: 2px; display: inline-block; width: 100%; }
.prologue-skip:hover { opacity: 1; border-color: #fff; }
.prologue-action { margin-top: 60px; text-align: center; display: none; flex-direction: column; align-items: center; gap: 25px; opacity: 0; pointer-events: none; transform: translateY(20px); transition: opacity 1.5s ease, transform 1.5s ease; }
.prologue-action.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.prologue-cta-btn { display: inline-block; border: 1px solid #fff; padding: 15px 40px; font-family: var(--font-primary); font-size: 1.1rem; letter-spacing: 3px; background: #fff; color: #000; transition: 0.4s; text-decoration: none; box-shadow: 0 0 20px rgba(255,255,255,0.2); }
.prologue-cta-btn:hover { background: transparent; color: #fff; box-shadow: 0 0 30px rgba(255,255,255,0.4); }
.prologue-close-btn { font-size: 0.85rem; opacity: 0.6; cursor: pointer; letter-spacing: 1px; border-bottom: 1px solid transparent; transition: 0.3s; font-family: var(--font-primary); }
.prologue-close-btn:hover { opacity: 1; border-color: #fff; }

.recruit-img-container { width: 100%; max-width: 900px; margin: 0 auto 80px; aspect-ratio: 21 / 9; overflow: hidden; position: relative; border: 1px solid rgba(255,255,255,0.1); background: #111; }
.recruit-img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(30%) brightness(0.8) contrast(1.2); transition: transform 1.5s cubic-bezier(0.16, 1, 0.3, 1); }
.recruit-img-container:hover .recruit-img { transform: scale(1.05); }

/* ==========================================================================
   ★ レスポンシブ (スマホ対応) ★
   ========================================================================== */
@media (max-width: 768px) {
    #cursor, #cursor-follower { display: none; }
    .hamburger { display: block; }
    .nav-menu { position: fixed; top: 0; right: -100%; width: 100%; height: 100dvh; background: rgba(0,0,0,0.8); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); display: flex; justify-content: center; align-items: center; transition: 0.5s; z-index: 1500; overflow-y: auto; }
    .nav-menu.active { right: 0; }
    .nav-menu ul { flex-direction: column; text-align: center; gap: 50px; }
    .nav-menu ul li a { font-size: 1.5rem; }
    .hamburger.active span:nth-child(1) { transform: rotate(-45deg) translate(-5px, 6px); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: rotate(45deg) translate(-5px, -6px); }
    
    .hero h1 { font-size: 2.8rem; }
    .hero p { font-size: 0.9rem; }
    header { padding: 15px 20px; }
    .logo img { height: 45px; }
    .page-title h1 { font-size: 1.8rem; letter-spacing: 3px; }
    .section-header h2 { font-size: 1.5rem; }
    .sub-page-content { padding-top: 120px; }

    .recruit-story-text { font-size: 0.8rem; line-height: 2.2; letter-spacing: 0; }
    .recruit-block { flex-direction: column; padding: 40px 0; }
    .recruit-block-title { width: 100%; margin-bottom: 25px; }
    .recruit-block-title h3 { font-size: 1.2rem; }
    .recruit-block-content { width: 100%; font-size: 0.85rem; line-height: 2.2; }
    .job-list h4 { font-size: 0.95rem; }
    .job-list p { font-size: 0.8rem; }
    .recruit-entry-btn { width: 100%; text-align: center; padding: 15px 0; }
    .recruit-note { font-size: 0.7rem !important; }
    
    .identity-block { min-height: 40vh; margin-bottom: 30px; }
    .identity-catch { font-size: 1.1rem; margin-bottom: 20px; }
    .identity-desc { font-size: 0.85rem; line-height: 2; }
    .recruit-img-container, .identity-img-container { aspect-ratio: 16 / 9; margin-bottom: 40px; }
    .identity-img-container::after { background: radial-gradient(circle, transparent 50%, #000 100%); }
    .identity-img { height: 100%; top: 0; transition: transform 1.5s cubic-bezier(0.16, 1, 0.3, 1); }

    .service-list { grid-template-columns: 1fr; }
    .service-desc-text { font-size: 0.75rem; text-align: left; }
    .profile-row { flex-direction: column; gap: 5px; }
    .profile-row dt { width: 100%; opacity: 0.5; font-size: 0.8rem; }
    .profile-row dd { width: 100%; }
    .business-list { font-size: 0.75rem; letter-spacing: -0.5px; }

    .prologue-text-p { font-size: 0.8rem; line-height: 2.2; letter-spacing: -0.2px; margin-bottom: 20px; }
    .prologue-cta-btn { padding: 12px 30px; font-size: 1rem; }

    .contact-lead-text { font-size: 0.75rem; line-height: 2; margin-bottom: 40px; }
    .contact-form { max-width: 100%; }
    .form-grid { grid-template-columns: 1fr; gap: 30px; }
    .form-group.half, .form-group.full, .submit-btn.full { grid-column: span 1; }
    .confirm-actions { flex-direction: column; gap: 10px; }
    .file-upload-wrapper { flex-direction: column; align-items: flex-start; gap: 10px; }
    .file-name { max-width: 100%; }

    .news-item { flex-wrap: wrap; padding: 20px 0; }
    .news-date { width: auto; margin-right: 15px; margin-bottom: 5px; }
    .news-title { width: 100%; margin-top: 5px; font-size: 0.9rem; }
    
    .works-grid { grid-template-columns: 1fr; gap: 40px; }
    .section-container { margin: 100px auto; }
    .works-note { font-size: 0.75rem; }
    
    .work-overlay { padding: 20px; }
    .work-story .view-btn { padding: 10px 25px; font-size: 0.75rem; }
    
    .work-detail-header h2 { font-size: 1.5rem; }
    .work-detail-body p { font-size: 0.85rem; line-height: 2; }
    .work-detail-action .view-btn { padding: 12px 30px; font-size: 0.8rem; }
    
    /* モバイル時の軽量化 (Blurを下げる) */
    .light-orb { filter: blur(40px); }
}

/* ==========================================================================
   ★ パフォーマンス・アクセシビリティ (A11y/減感対応) ★
   ========================================================================== */
/* 端末側でアニメーションを減らす設定にしているユーザーへの配慮 */
@media (prefers-reduced-motion: reduce) {
    .light-orb { animation: none !important; opacity: 0.2; }
    .fade-in { transition-duration: 0.4s !important; transform: none !important; }
}

/* キーボード操作時のフォーカス可視化 (高級化) */
a:focus-visible, 
button:focus-visible, 
input:focus-visible, 
textarea:focus-visible, 
select:focus-visible {
    outline: 1px solid rgba(255, 255, 255, 0.5);
    outline-offset: 4px;
    border-radius: 2px;
    transition: outline-color 0.3s ease, outline-offset 0.3s ease;
}
/* マウス操作時はアウトラインを出さない */
:focus:not(:focus-visible) {
    outline: none;
}
/* TextScrambleのノイズ文字を上品に */
.dud { opacity: 0.35; }