@import"https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;1,9..40,400&family=DM+Serif+Display:ital@0;1&family=Noto+Sans+JP:wght@300;400&display=swap";:root{--black: #0a0a0a;--white: #f5f4f0;--accent: #c0392b;--gray-light: #e8e7e3;--gray-mid: #666;--gray-dark: #222;--serif: "DM Serif Display", Georgia, serif;--sans: "DM Sans", sans-serif;--jp: "Noto Sans JP", sans-serif;--nav-h: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--sans);background:var(--white);color:var(--black);font-size:18px;line-height:1.7;overflow-x:hidden}nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);background:var(--white);border-bottom:1px solid var(--black);display:flex;align-items:center;justify-content:space-between;padding:0 48px;z-index:100;transition:border-color .3s}.nav-name{font-family:var(--sans);font-weight:500;font-size:14px;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--black);white-space:nowrap}.nav-links{display:flex;gap:36px;list-style:none}.nav-links a{font-size:13px;font-weight:400;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;color:var(--gray-dark);transition:color .2s;position:relative}.nav-links a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--accent);transition:width .25s ease}.nav-links a:hover{color:var(--black)}.nav-links a:hover:after{width:100%}.nav-links a.active{color:var(--black)}.nav-links a.active:after{width:100%;background:var(--black)}.nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}.nav-hamburger span{display:block;width:22px;height:1px;background:var(--black);transition:all .3s}.nav-hamburger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}.nav-hamburger.open span:nth-child(2){opacity:0}.nav-hamburger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}footer{background:var(--white);padding:40px 48px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--black)}.footer-name{font-family:var(--serif);font-size:18px;color:var(--black);text-decoration:none}.footer-links{display:flex;gap:28px;list-style:none}.footer-links a{font-size:12px;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--gray-dark);transition:color .2s}.footer-links a:hover{color:var(--accent)}.footer-copy{font-size:12px;color:var(--gray-mid)}.page-top{margin-top:var(--nav-h);border-bottom:1px solid var(--black);padding:64px 48px 52px}.page-header-label{font-size:13px;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-weight:500;margin-bottom:16px}.page-header-title{font-family:var(--serif);font-size:clamp(40px,6vw,72px);font-weight:400;line-height:1.05;letter-spacing:-.01em}section{border-bottom:1px solid var(--black)}.section-inner{max-width:1200px;margin:0 auto;padding:80px 48px}.section-header{display:flex;align-items:baseline;gap:24px;margin-bottom:52px}.section-num{font-size:13px;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-weight:500;min-width:32px}.section-title{font-family:var(--serif);font-size:clamp(28px,3.5vw,48px);font-weight:400;line-height:1.1;letter-spacing:-.01em}.update-item{display:grid;grid-template-columns:108px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--gray-light);align-items:baseline}.update-item:first-child{padding-top:0}.update-item:last-child{border-bottom:none}.update-date{font-size:13px;letter-spacing:.06em;color:var(--gray-mid);white-space:nowrap}.update-text{font-size:15px;color:var(--black);line-height:1.6}.update-tag{display:inline-block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:2px 7px;border:1px solid var(--gray-light);margin-left:8px;vertical-align:middle;color:var(--gray-mid)}.view-all{display:inline-flex;align-items:center;gap:10px;margin-top:36px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--black);font-weight:500}.view-all:after{content:"→";transition:transform .2s}.view-all:hover:after{transform:translate(6px)}@media (max-width: 900px){nav{padding:0 20px}.nav-links{gap:16px}.nav-links a{font-size:13px}.page-top{padding:48px 20px 36px}.section-inner{padding:56px 20px}footer{flex-direction:column;gap:20px;text-align:center;padding:28px 20px}.footer-links{flex-wrap:wrap;justify-content:center}.update-item{grid-template-columns:1fr;gap:4px}}@media (max-width: 680px){.nav-hamburger{display:flex}.nav-links{display:none;position:fixed;top:64px;left:0;right:0;background:var(--white);border-bottom:1px solid var(--black);flex-direction:column;gap:0;padding:0;z-index:99}.nav-links.open{display:flex}.nav-links li{border-bottom:1px solid var(--gray-light)}.nav-links a{display:block;padding:16px 24px;font-size:14px}.nav-links a:after{display:none}body{font-size:19px;line-height:1.8}}