*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root { --bg:#FFFFFF; --bg-soft:#F5F4F1; --text:#141414; --text-mid:#6E6E6E; --text-soft:#9B9B9B; --line:#E7E6E2; --ease: cubic-bezier(0.16, 1, 0.3, 1); }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body { font-family: "Noto Sans JP", sans-serif; background: var(--bg); color: var(--text); letter-spacing: 0.04em; line-height: 1.8; overflow-x: hidden; }
    img { display: block; max-width: 100%; } a { color: inherit; text-decoration: none; }
    .en { font-family: "Noto Sans JP", sans-serif; font-weight: 300; letter-spacing: 0.32em; }
    .reveal { opacity: 0; transform: translateY(28px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); }
    .reveal.is-visible { opacity: 1; transform: none; }

    /* HEADER */
    .header { position: fixed; top: 0; left: 0; width: 100%; height: 76px; padding: 0 clamp(20px, 5vw, 56px); display: flex; align-items: center; justify-content: space-between; z-index: 100; background: rgba(255,255,255,0); transition: background 0.5s var(--ease), height 0.5s var(--ease), border-color 0.5s var(--ease); border-bottom: 1px solid transparent; }
    .header.is-scrolled { height: 64px; background: rgba(255,255,255,0.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
    .header__logo img { height: 54px; width: auto; transition: height 0.5s var(--ease); }
    .header.is-scrolled .header__logo img { height: 46px; }
    .header__nav { display: flex; align-items: center; gap: clamp(20px, 2.4vw, 40px); }
    .header__nav a { position: relative; font-size: 12.5px; font-weight: 500; letter-spacing: 0.1em; padding: 4px 0; }
    .header__nav a:not(.nav-contact)::after { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px; background: var(--text); transform: scaleX(0); transform-origin: right; transition: transform 0.5s var(--ease); }
    .header__nav a:not(.nav-contact):hover::after { transform: scaleX(1); transform-origin: left; }
    .nav-contact { border: 1px solid var(--text); border-radius: 999px; padding: 9px 24px !important; font-size: 11.5px !important; letter-spacing: 0.16em !important; transition: background 0.45s var(--ease), color 0.45s var(--ease); }
    .nav-contact:hover { background: var(--text); color: #fff; }
    .header__burger { display: none; width: 28px; height: 16px; position: relative; cursor: pointer; }
    .header__burger span { position: absolute; left: 0; width: 100%; height: 1.5px; background: var(--text); transition: transform 0.45s var(--ease), opacity 0.3s var(--ease); }
    .header__burger span:nth-child(1) { top: 0; } .header__burger span:nth-child(2) { top: 7px; } .header__burger span:nth-child(3) { top: 14px; }
    .drawer { position: fixed; inset: 0; background: var(--bg); z-index: 90; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 8px; opacity: 0; visibility: hidden; transition: opacity 0.5s var(--ease), visibility 0.5s var(--ease); }
    .drawer.is-open { opacity: 1; visibility: visible; }
    .drawer a { font-size: 16px; font-weight: 500; letter-spacing: 0.14em; padding: 16px 0; }
    .drawer a .sub { display: block; font-size: 10px; letter-spacing: 0.3em; color: var(--text-soft); margin-top: 4px; }
    body.menu-open .header__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    body.menu-open .header__burger span:nth-child(2) { opacity: 0; }
    body.menu-open .header__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* PAGE HERO */
    .page-hero { position: relative; min-height: 46vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 140px 5% 64px; overflow: hidden; }
    .page-hero::before { content: ''; position: absolute; inset: -10%; background: radial-gradient(42% 52% at 26% 34%, rgba(0,0,0,0.045) 0%, transparent 62%), radial-gradient(40% 48% at 76% 72%, rgba(0,0,0,0.03) 0%, transparent 60%); animation: heroDrift 18s ease-in-out infinite alternate; z-index: 0; }
    @keyframes heroDrift { 0% { transform: scale(1) translate(0,0); } 100% { transform: scale(1.12) translate(2.5%, -1.5%); } }
    .page-hero__inner { position: relative; z-index: 2; }
    .page-hero__label { display: inline-flex; align-items: center; gap: 14px; font-size: 11px; letter-spacing: 0.38em; color: var(--text-soft); margin-bottom: clamp(18px, 2.6vh, 28px); opacity: 0; animation: fadeUp 1s 0.3s var(--ease) forwards; }
    .page-hero__label::before, .page-hero__label::after { content: ''; width: 28px; height: 1px; background: var(--line); }
    .page-hero__title { font-family: "Noto Serif JP", serif; font-weight: 400; font-size: clamp(1.9rem, 4.6vw, 3.4rem); line-height: 1.3; letter-spacing: 0.08em; }
    .page-hero__title .line { display: block; overflow: hidden; padding: 0.04em 0; }
    .page-hero__title .line > span { display: inline-block; transform: translateY(112%); animation: lineUp 1.15s 0.5s var(--ease) forwards; }
    @keyframes lineUp { to { transform: none; } }
    @keyframes fadeUp { to { opacity: 1; transform: none; } }

    /* POLICY */
    .policy { max-width: 840px; margin: 0 auto; padding: clamp(40px, 6vh, 72px) clamp(20px, 5vw, 56px) clamp(48px, 7vh, 88px); }
    .policy__intro { font-size: 0.9rem; font-weight: 300; line-height: 2.2; color: #3a3a3a; margin-bottom: clamp(40px, 6vh, 64px); }
    .policy__sec { margin-bottom: clamp(32px, 4.5vh, 48px); }
    .policy__h { font-family: "Noto Serif JP", serif; font-size: clamp(1.05rem, 1.5vw, 1.3rem); font-weight: 500; letter-spacing: 0.06em; padding-bottom: 14px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
    .policy__sec p { font-size: 0.88rem; font-weight: 300; line-height: 2.15; color: #3a3a3a; }
    .policy__sec ol, .policy__sec ul { font-size: 0.88rem; font-weight: 300; line-height: 2.05; color: #3a3a3a; padding-left: 1.4em; margin-top: 10px; }
    .policy__sec ol { list-style: decimal; }
    .policy__sec li { margin-bottom: 8px; }
    .policy__sec ul.alpha-list { list-style: lower-alpha; margin-top: 8px; }
    .policy__sec ul.roman-list-lower { list-style: lower-roman; margin-top: 8px; }
    .policy__sec ul { list-style: disc; }

    /* CTA / FOOTER */
    .cta { padding: clamp(20px, 4vh, 56px) clamp(20px, 5vw, 56px) clamp(80px, 10vh, 120px); text-align: center; }
    .cta-pill { width: fit-content; max-width: 100%; margin: 0 auto; background: var(--text); color: #fff; padding: 15px 15px 15px 38px; border-radius: 999px; display: inline-flex; align-items: center; gap: clamp(28px, 4vw, 52px); transition: transform 0.6s var(--ease), box-shadow 0.6s var(--ease); }
    .cta-pill:hover { transform: translateY(-3px); box-shadow: 0 14px 38px rgba(0,0,0,0.20); }
    .cta-pill__en { display: block; font-size: clamp(0.98rem, 1.3vw, 1.2rem); font-weight: 300; letter-spacing: 0.16em; }
    .cta-pill__ja { display: block; font-family: "Noto Serif JP", serif; font-size: 0.7rem; color: rgba(255,255,255,0.6); margin-top: 5px; }
    .cta-pill__circle { width: 46px; height: 46px; border-radius: 50%; background: #fff; flex-shrink: 0; display: flex; align-items: center; justify-content: center; transition: transform 0.5s var(--ease); }
    .cta-pill__circle::before { content: ''; width: 8px; height: 8px; border-top: 1px solid var(--text); border-right: 1px solid var(--text); transform: rotate(45deg); }
    .cta-pill:hover .cta-pill__circle { transform: translateX(4px); }
    .footer { padding: clamp(64px, 9vh, 110px) clamp(20px, 5vw, 56px) 36px; border-top: 1px solid var(--line); }
    .footer__top { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 40px; padding-bottom: clamp(40px, 6vh, 72px); border-bottom: 1px solid var(--line); }
    .footer__logo img { height: 22px; width: auto; }
    .footer__tagline { font-size: 11px; letter-spacing: 0.2em; color: var(--text-soft); margin-top: 18px; }
    .footer__nav { display: flex; flex-wrap: wrap; gap: 14px 40px; }
    .footer__nav a { font-size: 12.5px; font-weight: 400; letter-spacing: 0.08em; color: var(--text-mid); transition: color 0.4s var(--ease); }
    .footer__nav a:hover { color: var(--text); }
    .footer__bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; padding-top: 28px; }
    .footer__copy { font-size: 10.5px; letter-spacing: 0.14em; color: var(--text-soft); }

    @media (max-width: 768px) { .header__nav { display: none; } .header__burger { display: block; z-index: 110; } .footer__top { flex-direction: column; gap: 28px; } }
    @media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } .reveal { opacity: 1; transform: none; } .page-hero__title .line > span, .page-hero__label { opacity: 1; transform: none; } }