:root{--bg: #f6f4ef;--bg-dark: var(--bg);--surface-bg: #fffefb;--surface-hover: #fbfaf6;--ink: #1b1c1f;--line: #e2ddd2;--line-strong: #c9c2b4;--surface-border: var(--line);--surface-border-hover: var(--line-strong);--text-primary: #1b1c1f;--text-secondary: #4f4d48;--text-muted: #857f74;--accent: #1f4fb8;--accent-hover: #173f96;--accent-soft: #e9eef8;--accent-blue: var(--accent);--accent-cyan: var(--accent);--accent-purple: var(--accent);--accent-gradient: var(--accent);--status-live: #1d7a4c;--status-wip: #b26b00;--radius: 6px;--font-body: "Noto Sans JP", "Hiragino Sans", "Yu Gothic UI", sans-serif;--font-heading: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;--font-latin: "IBM Plex Sans", "Noto Sans JP", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}body{background-color:var(--bg);color:var(--text-primary);font-family:var(--font-body);font-size:16px;line-height:1.8;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;font-feature-settings:"palt" 0}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:600;line-height:1.4;margin-bottom:1rem;letter-spacing:.01em;word-break:auto-phrase;text-wrap:balance}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.container{max-width:1120px;margin:0 auto;padding:0 1.5rem}.text-gradient{color:var(--accent)}.button{border-radius:var(--radius)!important;box-shadow:none!important;font-weight:600!important;transition:background-color .15s ease}.button:hover{background:var(--accent-hover)!important}.site-header{position:sticky;top:0;z-index:50;background:#f6f4efeb;backdrop-filter:saturate(1.2) blur(8px);-webkit-backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line)}.header{display:flex;justify-content:space-between;align-items:center;gap:1rem;height:68px}.logo-link{display:flex;align-items:center}.logo-img-main{height:30px;width:auto}.site-nav{display:flex;align-items:center;gap:1.75rem}.site-nav a:not(.nav-cta){font-size:.875rem;color:var(--text-secondary);transition:color .15s}.site-nav a:not(.nav-cta):hover{color:var(--text-primary)}.nav-cta{font-size:.875rem;font-weight:600;color:#fff;background:var(--accent);padding:.5rem 1rem;border-radius:var(--radius);transition:background-color .15s}.nav-cta:hover{background:var(--accent-hover)}@media (max-width: 720px){.site-nav a.nav-secondary{display:none}.site-nav{gap:1rem}.logo-img-main{height:24px}}.hero{padding:5rem 0 4rem;text-align:center;position:relative}.hero h1{font-size:clamp(2rem,4.5vw,3.25rem);margin-bottom:1.25rem;letter-spacing:0;line-height:1.35}.hero-subtitle{font-size:1.0625rem;color:var(--text-secondary);max-width:680px;margin:0 auto 2.5rem;font-weight:400}.section-title{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:2.5rem;text-align:center}.achievements-grid{display:grid;grid-template-columns:1fr;gap:2rem;margin-bottom:6rem}@media (min-width: 768px){.achievements-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.achievements-grid{grid-template-columns:repeat(3,1fr)}}.glass-card{position:relative;background:var(--surface-bg);border:1px solid var(--line);border-radius:var(--radius);padding:2rem 1.75rem;display:flex;flex-direction:column;height:100%;transition:border-color .15s ease,background-color .15s ease}a.glass-card:hover,.glass-card:hover{border-color:var(--line-strong)}.achievement-title{font-size:1.2rem;margin-bottom:1rem;color:var(--text-primary);line-height:1.5;flex-grow:0}.achievement-title a:hover{color:var(--accent)}.achievement-summary{color:var(--text-secondary);font-size:.95rem;line-height:1.7;margin-top:auto;margin-bottom:2rem}.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:auto}.tag{color:var(--text-muted);font-family:var(--font-latin);font-size:.75rem;font-weight:500;padding:.15rem .5rem;border-radius:3px;border:1px solid var(--line);line-height:1.6}.site-footer{border-top:1px solid var(--line);margin-top:2rem}.footer{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem 2rem;padding:2.5rem 0 3rem;color:var(--text-muted);font-size:.8125rem}.footer-links{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem}.footer-links a:hover{color:var(--text-primary)}.case-study-container{max-width:800px;margin:0 auto;padding:4rem 1.5rem 6rem}.back-link{display:inline-block;color:var(--text-secondary);margin-bottom:2rem;font-size:.95rem;transition:color .3s 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