:root{color-scheme:light;--ink: #111827;--muted: #5f6b7a;--soft: #f5f7fb;--line: rgba(15, 23, 42, .1);--blue: #0a84ff;--blue-strong: #0066cc;--blue-soft: #eaf4ff;--navy: #0b1f3f;--red: #e32b20;--white: #ffffff;--shadow: 0 18px 55px rgba(15, 23, 42, .1);--shadow-soft: 0 8px 28px rgba(15, 23, 42, .08)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Noto Sans JP,sans-serif;letter-spacing:0;scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);line-height:1.6}button,input,textarea,select{font:inherit}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.page{min-height:100vh;background:var(--white)}.section-inner{width:min(1120px,calc(100% - 32px));margin:0 auto}.section-inner.narrow{width:min(820px,calc(100% - 32px))}.section-inner.wide-inner{width:min(1440px,calc(100% - 24px))}.site-header{position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(15,23,42,.08);background:#ffffffd1;-webkit-backdrop-filter:saturate(1.8) blur(20px);backdrop-filter:saturate(1.8) blur(20px)}.header-shell{width:min(1240px,calc(100% - 32px));height:68px;margin:0 auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px}.brand{display:inline-flex;align-items:center;gap:10px;min-width:0;font-size:18px;font-weight:650;color:var(--ink)}.brand img{width:34px;height:34px;border-radius:999px;object-fit:cover}.brand span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.desktop-nav{display:flex;align-items:center;gap:6px;padding:4px;border:1px solid rgba(15,23,42,.08);border-radius:999px;background:#f7f9fcb8}.desktop-nav a{min-width:84px;padding:8px 14px;border-radius:999px;color:#526070;font-size:14px;font-weight:560;text-align:center;transition:color .18s ease,background .18s ease,box-shadow .18s ease}.desktop-nav a:hover,.desktop-nav a.active{color:var(--blue-strong);background:var(--white);box-shadow:0 5px 18px #0f172a14}.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px}.social{display:flex;align-items:center;gap:10px}.social.compact{gap:8px}.social-link,.icon-button{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(15,23,42,.08);border-radius:999px;color:#556170;background:#ffffffbf;transition:transform .18s ease,border-color .18s ease,background .18s ease,color .18s ease}.social.compact .social-link{width:34px;height:34px}.social-link:hover,.icon-button:hover{transform:translateY(-1px);border-color:#0a84ff52;color:var(--blue-strong);background:var(--blue-soft)}.social-link.youtube:hover,.icon-button.youtube:hover{color:var(--red)}.social-link.dark{color:#d8dde7;background:#ffffff14;border-color:#ffffff1a}.language-pill,.menu-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;padding:0 12px;border:1px solid rgba(15,23,42,.1);border-radius:999px;color:#3f4c5d;background:#ffffffd1;font-size:13px;font-weight:650}.menu-button{display:none;width:42px;padding:0}.mobile-menu{display:none}.hero-section{position:relative;min-height:680px;display:flex;align-items:center;overflow:hidden}.motion-layer{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;overflow:hidden}.motion-image{width:100%;height:100%;object-fit:cover}.image-wash{position:absolute;top:0;right:0;bottom:0;left:0;background:#ffffffb8}.image-wash.stronger{background:#ffffffd1}.hero-inner,.image-band .section-inner,.profile-band .section-inner{position:relative;z-index:1}.hero-copy{max-width:880px;margin:0 auto;text-align:center}.eyebrow{margin:0 0 12px;color:var(--blue-strong);font-size:13px;font-weight:700;letter-spacing:0;text-transform:uppercase}.hero-copy h1,.subhero h1,.project-hero h1{margin:0;color:var(--ink);font-size:64px;line-height:1.06;font-weight:760;letter-spacing:0}.hero-copy .role{margin:14px 0 0;color:var(--blue-strong);font-size:28px;font-weight:650}.hero-tagline{margin:24px auto 0;max-width:780px;color:#3c4656;font-size:24px;line-height:1.45}.hero-description{margin:18px auto 0;max-width:860px;color:var(--muted);font-size:18px}.button-row{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px}.button-row.left{justify-content:flex-start}.button-row.center{justify-content:center}.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 22px;border-radius:999px;border:1px solid transparent;font-weight:670;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease}.button.small{min-height:42px;padding:0 18px;font-size:14px}.button.primary{color:var(--white);background:var(--blue);box-shadow:0 12px 26px #0a84ff38}.button.primary:hover{transform:translateY(-1px);background:var(--blue-strong);box-shadow:0 16px 32px #0a84ff42}.button.secondary{color:var(--ink);background:#ffffffd1;border-color:#0f172a24}.button.secondary.blue{color:var(--blue-strong);border-color:#0a84ff47}.button.secondary:hover{transform:translateY(-1px);background:var(--white);border-color:#0a84ff52;box-shadow:var(--shadow-soft)}.image-band{position:relative;overflow:hidden;padding:88px 0}.section-heading{margin-bottom:36px;text-align:center}.section-heading.left{text-align:left}.section-heading h2,.info-panel h2,.article-block h2,.next-inner h2,.contact-panel h2{margin:0;color:var(--ink);font-size:32px;line-height:1.2;font-weight:740;letter-spacing:0}.project-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.project-card{display:flex;flex-direction:column;min-height:100%;overflow:hidden;border:1px solid rgba(15,23,42,.09);border-radius:8px;background:#ffffffe0;box-shadow:var(--shadow-soft);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.project-card:hover{transform:translateY(-3px);border-color:#0a84ff2e;box-shadow:var(--shadow)}.project-image-link{position:relative;display:block;aspect-ratio:16 / 9;overflow:hidden;background:var(--soft)}.project-image-link img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .22s ease}.project-card:hover .project-image-link img{transform:scale(1.025)}.featured-badge{position:absolute;top:12px;left:12px;padding:5px 10px;border-radius:999px;color:var(--white);background:#0a84ffeb;font-size:12px;font-weight:700}.project-card-body{display:flex;flex:1;flex-direction:column;align-items:flex-start;padding:24px}.project-card-body h2{margin:0;font-size:23px;line-height:1.25}.project-card-body p{flex:1;margin:12px 0 18px;color:var(--muted)}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.tag-row.centered{justify-content:center;margin:22px 0 0}.tag-row span{display:inline-flex;align-items:center;min-height:26px;padding:0 10px;border-radius:999px;color:var(--blue-strong);background:var(--blue-soft);font-size:12px;font-weight:690}.split-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.info-panel,.article-block,.contact-panel{border:1px solid rgba(15,23,42,.08);border-radius:8px;background:#ffffffe6;box-shadow:var(--shadow-soft)}.info-panel{padding:32px}.info-panel p,.article-block p,.contact-panel p{margin:14px 0 0;color:var(--muted);font-size:17px}.profile-image{width:170px;height:auto;margin-bottom:22px}.subhero,.project-hero{padding:78px 0 58px;text-align:center;background:linear-gradient(180deg,#fbfcff,#fff);border-bottom:1px solid rgba(15,23,42,.08)}.subhero p,.project-hero p{margin:18px auto 0;max-width:760px;color:var(--muted);font-size:20px}.content-section{padding:68px 0}.content-section.compact{padding:46px 0}.content-section.wide{padding-top:26px}.back-link{display:inline-flex;align-items:center;gap:8px;margin-bottom:22px;color:var(--blue-strong);font-weight:650}.meta-text{display:block;margin-top:14px;color:#8a96a7;font-size:14px}.media-frame{overflow:hidden;border:1px solid rgba(15,23,42,.1);border-radius:8px;background:var(--soft);box-shadow:var(--shadow-soft)}.media-frame img{width:100%;height:auto}.wide-inner .section-heading{width:min(1120px,calc(100% - 32px));margin-left:auto;margin-right:auto}.tableau-shell{width:100%;min-height:520px;overflow:auto;border:1px solid rgba(15,23,42,.1);border-radius:8px;background:var(--white);box-shadow:var(--shadow-soft)}.project-preview-inner{width:min(1040px,calc(100% - 32px))}.dashboard-band{background:#f7faff}.dashboard-inner{width:min(1160px,calc(100% - 32px))}.embed-card{overflow:hidden;border:1px solid rgba(15,23,42,.1);border-radius:8px;background:var(--white);box-shadow:var(--shadow-soft)}.embed-frame{width:100%;overflow:hidden;background:var(--white)}.embed-frame iframe{display:block;width:100%;height:100%;border:0;background:var(--white)}.embed-frame.powerbi{aspect-ratio:16 / 9;min-height:420px}.embed-frame.tableau{aspect-ratio:14 / 9;min-height:760px}.scaled-embed-shell{position:relative;width:100%;overflow:hidden;background:var(--white)}.scaled-tableau-frame{position:absolute;top:0;left:0;display:block;border:0;transform-origin:top left;background:var(--white)}.embed-fallback{margin:14px 0 0;padding:0 0 20px;text-align:center}.embed-fallback a{display:inline-flex;align-items:center;gap:8px;color:var(--blue-strong);font-weight:650}.legacy-text-stack,.legacy-detail-layout{display:grid;gap:42px}.legacy-copy-block h2,.legacy-card h2{margin:0;color:var(--ink);font-size:28px;line-height:1.22;font-weight:740;letter-spacing:0}.legacy-copy-block p,.legacy-card p{margin:14px 0 0;color:var(--muted);font-size:18px;line-height:1.75}.legacy-grid{display:grid;gap:24px}.legacy-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.legacy-card{padding:30px;border-radius:8px;box-shadow:none}.legacy-card.soft{background:#f7faff}.legacy-card.white{border:1px solid rgba(15,23,42,.09);background:var(--white)}.legacy-card-index{display:block;margin-bottom:10px;color:var(--blue-strong);font-size:12px;font-weight:750;letter-spacing:0;text-transform:uppercase}.number-list{display:grid;gap:12px;margin:18px 0 0;padding-left:28px;color:var(--muted);font-size:17px;line-height:1.65}.number-list li::marker{color:var(--blue-strong);font-weight:750}.article-layout{display:grid;gap:18px}.article-block{padding:28px}.article-block.subtle{background:#f8fbff}.check-list{display:grid;gap:12px;margin:18px 0 0;padding:0;list-style:none}.check-list li{display:flex;align-items:flex-start;gap:12px;color:var(--muted)}.check-list li span{width:24px;height:24px;display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;border-radius:999px;color:var(--blue-strong);background:var(--blue-soft)}.source-list{display:grid;gap:12px;margin-top:18px}.source-list a{display:grid;gap:4px;padding:16px;border:1px solid rgba(15,23,42,.08);border-radius:8px;background:var(--white);transition:border-color .18s ease,transform .18s ease,background .18s ease}.source-list a:hover{transform:translateY(-1px);border-color:#0a84ff47;background:#f8fbff}.source-list strong{color:var(--blue-strong)}.source-list span{color:var(--muted);font-size:14px}.next-section{padding:48px 0 72px;background:#f8fbff}.next-inner{border-left:4px solid var(--blue);padding-left:24px}.next-inner p{max-width:680px;color:var(--muted)}.contact-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px}.contact-page-section{padding:96px 0 88px;background:linear-gradient(180deg,#fff,#f9fbff)}.contact-layout{display:grid;grid-template-columns:minmax(280px,.82fr) minmax(360px,1fr);gap:82px;align-items:start}.contact-copy{padding-top:10px}.contact-copy h1{margin:0;color:var(--ink);font-size:46px;line-height:1.12;font-weight:760;letter-spacing:0}.contact-copy p{max-width:430px;margin:22px 0 0;color:var(--muted);font-size:18px}.contact-methods{display:grid;gap:18px;margin-top:40px}.contact-method{display:inline-flex;align-items:center;gap:14px;width:fit-content;color:#526070;font-size:18px;font-weight:560}.contact-method:hover{color:var(--blue-strong)}.contact-method-icon{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;color:#6f7c8d;font-size:20px}.contact-form{display:grid;gap:24px}.contact-form-field{display:grid;gap:9px}.contact-form-field label{color:#3f4c5d;font-size:15px;font-weight:690}.contact-form-field input,.contact-form-field textarea{width:100%;border:1px solid rgba(15,23,42,.14);border-radius:8px;background:#ffffffdb;color:var(--ink);outline:none;transition:border-color .16s ease,box-shadow .16s ease,background .16s ease}.contact-form-field input{min-height:58px;padding:0 18px}.contact-form-field textarea{min-height:230px;padding:16px 18px;line-height:1.55;resize:vertical}.contact-form-field input::placeholder,.contact-form-field textarea::placeholder{color:#9aa5b2}.contact-form-field input:focus,.contact-form-field textarea:focus{border-color:#0a84ff94;background:var(--white);box-shadow:0 0 0 4px #0a84ff1f}.char-counter{color:#8a96a7;font-size:14px}.contact-submit{min-height:58px;width:100%;border-radius:8px;font-size:16px}.contact-submit:disabled{cursor:progress;opacity:.72}.form-status{margin:-4px 0 0;font-size:15px;font-weight:650}.form-status.success{color:#147d43}.form-status.error{color:#b42318}.hidden-field{display:none}.site-footer{color:#d6dde9;background:#0b1220}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr 1fr;gap:32px;padding:48px 0}.footer-logo{width:166px;height:auto;margin-bottom:12px;border-radius:8px}.site-footer h2{margin:0 0 14px;color:var(--white);font-size:16px}.site-footer p,.site-footer a{color:#9aa7ba}.site-footer nav{display:grid;gap:8px}.site-footer a:hover{color:var(--white)}.privacy-contact{display:block;margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.1);font-size:12px}.footer-bottom{padding:18px 0 28px;border-top:1px solid rgba(255,255,255,.1)}.footer-bottom p{margin:0;color:#8f9bad;font-size:14px}@keyframes hero-pan{0%{transform:scale(1.04) translate(0)}50%{transform:scale(1.12) translate(-2%,1%)}to{transform:scale(1.04) translate(0)}}@keyframes projects-drift{0%{transform:scale(1.05) translate(0)}50%{transform:scale(1.02) translate(2%,-1%)}to{transform:scale(1.05) translate(0)}}@keyframes about-drift{0%{transform:scale(1.05) translate(0)}50%{transform:scale(1.09) translate(-1%,-2%)}to{transform:scale(1.05) translate(0)}}@keyframes slide-up{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}.animate-hero-pan{animation:hero-pan 12s ease-in-out infinite}.animate-projects-drift{animation:projects-drift 18s ease-in-out infinite}.animate-about-drift{animation:about-drift 20s ease-in-out infinite}.animate-slide-up{animation:slide-up .76s ease-out both}.reveal-on-scroll{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.reveal-on-scroll.is-visible{opacity:1;transform:translateY(0)}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.animate-hero-pan,.animate-projects-drift,.animate-about-drift,.animate-slide-up,.reveal-on-scroll{animation:none;opacity:1;transform:none;transition:none}.button,.project-card,.social-link,.icon-button{transition:none}}@media(max-width:900px){.header-shell{grid-template-columns:1fr auto}.desktop-nav,.header-actions{display:none}.menu-button{display:inline-flex}.mobile-menu{display:grid;gap:6px;width:min(100%,420px);margin:0 auto;padding:8px 16px 16px;background:#fffffff0;border-top:1px solid rgba(15,23,42,.08)}.mobile-menu>a{padding:12px 10px;border-radius:8px;color:#3f4c5d;font-weight:650}.mobile-menu>a:hover{background:var(--blue-soft);color:var(--blue-strong)}.mobile-menu-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:12px;border-top:1px solid rgba(15,23,42,.08)}.hero-section{min-height:720px}.hero-copy h1,.subhero h1,.project-hero h1{font-size:44px}.hero-copy .role{font-size:22px}.hero-tagline{font-size:21px}.hero-description,.subhero p,.project-hero p{font-size:17px}.project-grid,.split-grid,.legacy-grid.two,.footer-grid,.contact-layout{grid-template-columns:1fr}.contact-layout{gap:46px}.contact-panel{align-items:flex-start;flex-direction:column}}@media(max-width:560px){.section-inner,.section-inner.narrow{width:min(100% - 24px,1120px)}.header-shell{width:min(100% - 24px,1240px);height:64px}.brand{font-size:17px}.brand img{width:32px;height:32px}.hero-section{min-height:760px}.hero-copy h1,.subhero h1,.project-hero h1{font-size:38px}.button-row{flex-direction:column;align-items:stretch}.button,.button.small{width:100%}.profile-social-row{flex-direction:row;align-items:center;justify-content:flex-start;gap:12px}.profile-social-row .icon-button{flex:0 0 auto;width:54px;height:54px}.image-band,.content-section{padding:52px 0}.contact-page-section{padding:58px 0 64px}.contact-copy h1{font-size:40px}.contact-copy p,.contact-method{font-size:16px}.contact-method{width:100%;align-items:flex-start}.contact-form{gap:20px}.contact-form-field input{min-height:54px}.contact-form-field textarea{min-height:210px}.project-card-body,.info-panel,.article-block,.contact-panel{padding:22px}.tableau-shell{min-height:420px}.embed-card{margin-left:-4px;margin-right:-4px}.embed-frame.powerbi{min-height:320px}.embed-frame.tableau{aspect-ratio:1 / 1;min-height:480px}.legacy-copy-block h2,.legacy-card h2{font-size:24px}.legacy-copy-block p,.legacy-card p{font-size:16px}.footer-grid{padding:40px 0}}