/* =========================================
       Variables & Reset
       ========================================= */
    :root {
      --primary: #ec4899; 
      --primary-dark: #be185d;
      --accent-cyan: #00d2ff;
      --accent-yellow: #ffcc00;
      --accent-purple: #8b5cf6;
      --accent-green: #10b981;
      --bg: #0f172a; 
      --bg-panel: #1e293b;
      --text: #f8fafc;
      --text-muted: #94a3b8;
      --glass-border: rgba(255, 255, 255, 0.1);
      --wrap: min(1200px, 92vw);
      --radius-lg: 32px;
      --radius-md: 24px;
      --radius-sm: 12px;
      --bottom-bar-height: 72px;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; font-size: 16px; }
    body { background: var(--bg); color: var(--text); font-family: 'Noto Sans JP', 'Inter', sans-serif; line-height: 1.8; overflow-x: hidden; display: flex; flex-direction: column; min-height: 100vh; }
    @media (max-width: 980px) { body { padding-bottom: calc(var(--bottom-bar-height) + env(safe-area-inset-bottom, 20px)); } }
    
    a { color: inherit; text-decoration: none; transition: 0.3s; }
    img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
    ul, ol { list-style: none; }
    button { font-family: inherit; cursor: pointer; border: none; background: none; }

    /* =========================================
       Layout Utilities & Typography
       ========================================= */
    .wrap { width: var(--wrap); margin: 0 auto; }
    .section { padding: clamp(60px, 8vw, 120px) 0; }
    .grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 32px; }
    .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
    .grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
    .flex { display: flex; }
    .gap-4 { gap: 16px; }

    .text-center { text-align: center; }
    .text-primary { color: var(--primary); }
    .text-muted { color: var(--text-muted); }
    .text-gradient { background: linear-gradient(90deg, var(--primary), var(--accent-cyan)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
    .fw-bold { font-weight: 700; }
    .fw-black { font-weight: 900; }
    .mb-2 { margin-bottom: 8px; }
    .mb-4 { margin-bottom: 16px; }
    .mb-6 { margin-bottom: 24px; }
    .mb-8 { margin-bottom: 32px; }

    .section-kicker { font-size: 12px; letter-spacing: 0.15em; color: var(--primary); font-weight: 900; margin-bottom: 12px; font-family: 'Inter', sans-serif; text-transform: uppercase; }
    .section-title { font-size: clamp(28px, 4vw, 36px); font-weight: 900; line-height: 1.4; margin-bottom: 16px; }
    .section-desc { color: var(--text-muted); font-size: 15px; max-width: 700px; margin: 0 auto 48px; line-height: 1.8; }

    /* =========================================
       Animations (Scroll Reveal)
       ========================================= */
    .fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
    .fade-up.is-visible { opacity: 1; transform: translateY(0); }
    @media (prefers-reduced-motion: reduce) {
      .fade-up { opacity: 1; transform: none; transition: none; }
    }

    /* =========================================
       Header (LP用シンプルヘッダー)
       ========================================= */
    .topbar { position: sticky; top: 0; z-index: 1000; background: rgba(15, 23, 42, 0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--glass-border); }
    .topbar-inner { padding: 16px 0; display: flex; justify-content: space-between; align-items: center; }
    .brand { display: flex; align-items: center; gap: 8px; font-weight: 900; font-size: 15px; color: var(--primary); }
    .brand-mark { width: 12px; height: 12px; background: var(--primary); border-radius: 50%; box-shadow: 0 0 10px var(--primary); }
    .nav { display: flex; gap: 4px; align-items: center; }
    .nav a { font-size: 13px; font-weight: 700; padding: 8px 16px; border-radius: 999px; color: var(--text-muted); }
    .nav a:hover, .nav a:focus-visible { background: rgba(236, 72, 153, 0.15); color: var(--primary); outline: none; }
    @media (max-width: 980px){ .nav { display: none; } }

    /* Mobile Drawer Menu (LP内回遊に特化) */
    .menu-toggle { display: none; width: 28px; height: 20px; position: relative; z-index: 10001; }
    .menu-toggle .bar { position: absolute; width: 100%; height: 2px; background: #fff; border-radius: 2px; transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1); left: 0; }
    .menu-toggle .bar:nth-child(1) { top: 0; }
    .menu-toggle .bar:nth-child(2) { top: 9px; }
    .menu-toggle .bar:nth-child(3) { bottom: 0; }
    .menu-toggle.is-active .bar:nth-child(1) { transform: translateY(9px) rotate(45deg); }
    .menu-toggle.is-active .bar:nth-child(2) { opacity: 0; }
    .menu-toggle.is-active .bar:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }
    @media (max-width: 980px) { .menu-toggle { display: block; } }

    .mobile-menu { position: fixed; top: 0; right: 0; width: 100%; height: 100vh; background: rgba(15, 23, 42, 0.98); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); z-index: 10000; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); padding: 80px 24px 40px; overflow-y: auto; display: flex; flex-direction: column; visibility: hidden; opacity: 0;}
    .mobile-menu.is-open { transform: translateX(0); visibility: visible; opacity: 1;}
    .mobile-section { margin-bottom: 40px; }
    .mobile-kicker { font-size: 11px; font-weight: 900; color: var(--primary); letter-spacing: 0.15em; margin-bottom: 16px; border-bottom: 1px solid var(--glass-border); padding-bottom: 8px; }
    .mobile-links { display: flex; flex-direction: column; gap: 16px; }
    .mobile-link { font-size: 16px; font-weight: 900; color: #fff; display: block; width: fit-content; }

    /* Buttons */
    .btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; font-weight: 900; padding: 16px 32px; font-size: 15px; transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); outline: none; }
    .btn:focus-visible { box-shadow: 0 0 0 3px #fff, 0 0 0 6px var(--primary); }
    .btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; box-shadow: 0 8px 20px rgba(236, 72, 153, 0.4); }
    .btn-primary:hover { transform: translateY(-3px) scale(1.02); filter: brightness(1.1); box-shadow: 0 12px 24px rgba(236, 72, 153, 0.6); }
    .btn-outline { background: rgba(255,255,255,0.05); border: 2px solid rgba(255,255,255,0.2); color: #fff; backdrop-filter: blur(4px); }
    .btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-3px); }

    /* Glass Panels */
    .glass-panel { background: rgba(255, 255, 255, 0.03); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: clamp(32px, 5vw, 56px); box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
    .card { background: rgba(255, 255, 255, 0.02); border-radius: var(--radius-md); padding: 32px; border: 1px solid var(--glass-border); transition: all 0.3s ease; display: flex; flex-direction: column; height: 100%; }
    .card:hover { transform: translateY(-8px); background: rgba(255, 255, 255, 0.04); border-color: rgba(255,255,255,0.2); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }

    /* Hero Section */
    .hero { position: relative; padding: clamp(60px, 8vw, 100px) 0; overflow: hidden; }
    .hero::before { content: ""; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at center, rgba(236, 72, 153, 0.1) 0%, transparent 50%); z-index: -1; pointer-events: none; }
    .hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
    @media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; text-align: center; } }
    .eyebrow { display: inline-block; font-size: 12px; font-weight: 900; color: var(--primary); border: 1px solid rgba(236,72,153,0.3); background: rgba(236,72,153,0.1); padding: 6px 16px; border-radius: 999px; margin-bottom: 24px; letter-spacing: 0.05em; }
    .hero h1 { font-size: clamp(32px, 5vw, 50px); font-weight: 900; line-height: 1.3; margin-bottom: 24px; }
    .hero-lead { font-size: 16px; color: var(--text-muted); line-height: 1.9; margin-bottom: 32px; }
    
    .hero-media { position: relative; perspective: 1000px; }
    .hero-media img { width: 100%; box-shadow: 0 30px 60px rgba(0,0,0,0.5); transform: rotateY(-5deg) rotateX(5deg); transition: transform 0.5s; border: 1px solid var(--glass-border); }
    .hero-media:hover img { transform: rotateY(0) rotateX(0); }
    .hero-badge { position: absolute; bottom: -20px; left: -20px; background: var(--bg-panel); border: 1px solid var(--glass-border); padding: 16px 24px; border-radius: var(--radius-md); font-weight: 900; font-size: 14px; box-shadow: 0 20px 40px rgba(0,0,0,0.5); transform: translateZ(30px); }
    @media (max-width: 980px) { .hero-badge { display: none; } }

    /* クリエイター診断 UI */
    .checklist-wrap { background: var(--bg-panel); border: 2px solid var(--accent-purple); border-radius: var(--radius-lg); padding: clamp(24px, 5vw, 48px); box-shadow: 0 10px 40px rgba(139, 92, 246, 0.15); position: relative; overflow: hidden; }
    .checklist-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; margin-bottom: 32px; }
    
    .check-item { background: rgba(255,255,255,0.03); border: 2px solid var(--glass-border); border-radius: 16px; padding: 20px; display: flex; align-items: flex-start; gap: 16px; cursor: pointer; transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); text-align: left; width: 100%; outline: none;}
    .check-item:focus-visible { box-shadow: 0 0 0 3px var(--accent-purple); }
    .check-item:hover { background: rgba(255,255,255,0.06); transform: translateY(-3px); }
    .check-item.is-active { background: rgba(139, 92, 246, 0.15); border-color: var(--accent-purple); box-shadow: 0 10px 20px rgba(139, 92, 246, 0.2); transform: translateY(-3px); }
    
    .check-box { width: 28px; height: 28px; border-radius: 8px; border: 2px solid var(--text-muted); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: 0.3s; background: rgba(0,0,0,0.2); }
    .check-item.is-active .check-box { background: var(--accent-purple); border-color: var(--accent-purple); }
    .check-box::after { content: "✓"; color: #fff; font-weight: 900; font-size: 16px; opacity: 0; transform: scale(0.5); transition: 0.3s; }
    .check-item.is-active .check-box::after { opacity: 1; transform: scale(1); }
    
    .check-text h3 { font-size: 15px; font-weight: 900; color: #fff; margin-bottom: 4px; }
    .check-text p { font-size: 12px; color: var(--text-muted); line-height: 1.5; }

    .check-result { text-align: center; margin-top: 32px; padding-top: 32px; border-top: 1px solid var(--glass-border); display: none; animation: slideUp 0.5s ease-out forwards; }
    .check-result.is-visible { display: block; }
    .result-bar-bg { width: 100%; height: 8px; background: rgba(255,255,255,0.1); border-radius: 4px; margin-bottom: 16px; overflow: hidden; }
    .result-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent-purple), var(--accent-cyan)); width: 0%; transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
    @keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

    /* Works Gallery */
    .work-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
    .work-card { position: relative; border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 4/3; background: #000; box-shadow: 0 10px 20px rgba(0,0,0,0.3); cursor: pointer; outline: none; }
    .work-card:focus-visible { outline: 4px solid var(--primary); outline-offset: 4px; }
    .work-card img { width: 100%; height: 100%; object-fit: cover; opacity: 0.7; transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); border-radius: 0; }
    .work-card:hover img { opacity: 0.4; transform: scale(1.05); }
    .work-body { position: absolute; inset: 0; padding: 32px; display: flex; flex-direction: column; justify-content: flex-end; opacity: 0; transform: translateY(20px); transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); background: linear-gradient(0deg, rgba(15,23,42,0.95) 0%, rgba(15,23,42,0) 80%); }
    .work-card:hover .work-body, .work-card:focus-visible .work-body { opacity: 1; transform: translateY(0); }
    .work-body h3 { font-size: 20px; font-weight: 900; color: #fff; margin-bottom: 8px; }
    .work-body p { font-size: 13px; color: var(--text-muted); font-weight: 700; line-height: 1.6; }

    /* Flip Cards (Courses) */
    .flip-card { background-color: transparent; height: 380px; perspective: 1000px; outline: none; border-radius: var(--radius-md); display: block;}
    .flip-card-inner { position: relative; width: 100%; height: 100%; text-align: center; transition: transform 0.6s cubic-bezier(0.4, 0.2, 0.2, 1); transform-style: preserve-3d; border-radius: var(--radius-md); }
    .flip-card:hover .flip-card-inner, .flip-card:focus-visible .flip-card-inner { transform: rotateY(180deg); }
    .flip-card-front, .flip-card-back { position: absolute; width: 100%; height: 100%; -webkit-backface-visibility: hidden; backface-visibility: hidden; border-radius: var(--radius-md); border: 1px solid var(--glass-border); overflow: hidden; display: flex; flex-direction: column; }
    
    .flip-card-front { background: var(--bg-panel); box-shadow: 0 10px 20px rgba(0,0,0,0.3); }
    .flip-card-front img { width: 100%; height: 50%; object-fit: cover; border-radius: 0; }
    .flip-card-front-content { padding: 24px; display: flex; flex-direction: column; justify-content: center; align-items: center; flex: 1; }
    .flip-card-front h3 { font-size: 18px; font-weight: 900; line-height: 1.4; }
    .tap-hint { margin-top: auto; font-size: 11px; color: var(--primary); font-weight: 700; background: rgba(236,72,153,0.1); padding: 4px 12px; border-radius: 999px; }
    
    .flip-card-back { background: linear-gradient(135deg, #1e293b, #0f172a); transform: rotateY(180deg); padding: 24px; text-align: left; justify-content: center; }
    .flip-card-back h4 { font-size: 14px; color: var(--text-muted); margin-bottom: 8px; border-bottom: 1px solid var(--glass-border); padding-bottom: 4px; width: 100%; }
    .flip-card-back p { font-size: 13px; font-weight: 700; line-height: 1.6; color: #fff; }

    .border-top-pink { border-top: 4px solid var(--primary); }
    .border-top-cyan { border-top: 4px solid var(--accent-cyan); }
    .border-top-purple { border-top: 4px solid var(--accent-purple); }

    /* Flow (Timeline) */
    .flow-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; position: relative; }
    .flow-step { background: var(--bg-panel); border: 1px solid var(--glass-border); padding: 32px 24px; border-radius: var(--radius-md); text-align: center; position: relative; z-index: 1; }
    .flow-num { width: 40px; height: 40px; background: var(--primary); color: #fff; font-size: 18px; font-weight: 900; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; box-shadow: 0 0 15px rgba(236,72,153,0.5); }
    .flow-step h3 { font-size: 16px; font-weight: 900; margin-bottom: 8px; }
    .flow-step p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

    /* CTA Section */
    .cta-wrap { background: linear-gradient(135deg, rgba(236,72,153,0.1), rgba(0,210,255,0.1)); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: clamp(40px, 8vw, 80px) 24px; text-align: center; position: relative; overflow: hidden; }
    .cta-wrap::after { content: ""; position: absolute; inset: 0; background: url('images/w01.webp') center/cover; opacity: 0.05; mix-blend-mode: overlay; pointer-events: none; }

    /* =========================================
       ★NEW: 洗練されたグローバルフッター
       ========================================= */
    .site-footer { background: var(--bg-panel); border-top: 1px solid var(--glass-border); padding: 60px 0 100px; color: var(--text-muted); font-size: 13px; margin-top: auto; }
    .footer-inner { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 40px; }
    @media (max-width: 768px) { .footer-inner { flex-direction: column; gap: 32px; } }
    
    .footer-brand { margin-bottom: 24px; }
    .footer-corp { font-size: 11px; font-weight: 700; display: block; margin-bottom: 4px; }
    .footer-school { font-size: 18px; font-weight: 900; color: #fff; display: block; margin-bottom: 12px; }
    .footer-address { line-height: 1.6; margin-bottom: 24px; }
    
    .footer-sns { display: flex; gap: 12px; }
    .footer-sns .sns-icon { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.05); color: #fff; transition: 0.3s; border: 1px solid var(--glass-border); }
    .footer-sns .sns-icon:hover { background: var(--primary); border-color: var(--primary); transform: translateY(-3px); }
    
    /* リンクをアクセスとサイトポリシーの2点に絞り込み */
    .footer-links { display: flex; flex-direction: column; gap: 16px; }
    .footer-links a { color: var(--text-muted); transition: 0.2s; font-weight: 700; display: flex; align-items: center; }
    .footer-links a::before { content: "›"; font-size: 12px; margin-right: 8px; color: var(--primary); font-weight: 900; }
    .footer-links a:hover { color: var(--primary); }
    
    .footer-copy { text-align: center; font-size: 11px; margin-top: 60px; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 24px; width: 100%; }

    /* Sticky Bottom Bar */
    .sticky-bottom-bar { position: fixed; bottom: 0; left: 0; width: 100%; z-index: 999; padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px)); background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(10px); border-top: 1px solid var(--glass-border); display: flex; gap: 12px; }
    .sticky-bottom-bar .btn { flex: 1; padding: 12px; border-radius: 12px; }
    @media (min-width: 981px) { .sticky-bottom-bar { display: none; } }