:root{color-scheme:dark;--bg:#000910;--panel:#051824;--line:#204452;--muted:#92b2c2;--cyan:#5ce5f5;--ink:#e0f1f7;--sans:'Noto Sans JP',sans-serif;--latin:'Space Grotesk','Inter',sans-serif;font-family:var(--sans);font-size:16px;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:115px}body{margin:0;line-height:1.9;background:radial-gradient(ellipse at 90% 8%,#06405838,transparent 28%),linear-gradient(#143b4815 1px,transparent 1px),linear-gradient(90deg,#143b4815 1px,transparent 1px),var(--bg);background-size:auto,72px 72px,72px 72px,auto}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img,video{max-width:100%}h1,h2,h3,p{margin:0}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid #baffff;outline-offset:5px}a,button{touch-action:manipulation}[hidden]{display:none!important}.detail-skip{position:fixed;left:20px;top:-80px;background:#9af6ff;color:#001018;padding:12px 24px;z-index:100}.detail-skip:focus{top:12px}
.detail-header{position:fixed;inset:0 0 auto;height:92px;z-index:30;display:flex;align-items:center;gap:32px;padding:0 3.3%;border-bottom:1px solid #204858;background:#000b13ed;backdrop-filter:blur(16px)}.detail-brand{display:flex;align-items:center;gap:14px;margin-right:auto;flex-shrink:0}.detail-brand img{object-fit:contain;width:56px;height:42px}.detail-brand span{display:grid;line-height:1.4}.detail-brand strong{font:700 19px/1.3 var(--latin);letter-spacing:.08em}.detail-brand small{font:500 11px/1.8 var(--latin);letter-spacing:.12em;text-transform:uppercase;color:#91abb8}.desktop-nav{display:flex;align-items:center;gap:24px;font-size:13px;font-weight:500;color:#9ab6c4}.desktop-nav a{padding:28px 0;white-space:nowrap}.desktop-nav a:hover,.desktop-nav [aria-current]{color:#81f0ff}.detail-consult{border:1px solid #278ca6;padding:10px 18px;font-size:14px;color:#71e9fb;display:flex;align-items:center;gap:22px;white-space:nowrap}.detail-consult:hover{background:#0b3140}.detail-menu{display:none}.detail-drawer{position:fixed;top:76px;left:0;right:0;background:#02111dfa;z-index:29;padding:20px 6%;border-bottom:1px solid #327a90;box-shadow:0 20px 50px #0008;max-height:calc(100dvh - 76px);overflow:auto}.detail-drawer a{display:flex;justify-content:space-between;padding:15px 0;border-bottom:1px solid #203e4c;font-size:16px}.detail-drawer a:last-child{border:0}
main{max-width:1380px;margin:auto;padding:0 5%}.breadcrumb{display:flex;gap:12px;flex-wrap:wrap;padding-top:128px;font:400 12px/1.8 var(--latin);color:#7394a6}.breadcrumb a:hover{color:#9cefff}.breadcrumb [aria-current]{color:#a0bdc9}.detail-hero{display:grid;grid-template-columns:1.2fr 1fr;gap:6%;align-items:center;min-height:640px;padding:68px 0 88px}.section-eyebrow{display:block;font:500 12px/1.9 var(--latin);letter-spacing:.13em;color:#75bad0;text-transform:uppercase}.detail-title{font-size:14px;color:#acc7d2;margin:17px 0}.detail-hero h1{font-size:clamp(34px,3.3vw,50px);line-height:1.55;letter-spacing:.015em;font-weight:700;margin-bottom:25px;overflow-wrap:anywhere}.detail-hero h1>span{color:#64e7f7;text-shadow:0 0 30px #00ccff17}.detail-lead{font-size:16px;line-height:2.1;color:#9abacb;max-width:620px}.solid-link{display:inline-flex;gap:38px;justify-content:space-between;align-items:center;margin-top:30px;background:linear-gradient(110deg,#81f3ff,#02b9d7);color:#00212c;border:1px solid #82eff9;padding:14px 22px;font-size:14px;font-weight:700;min-width:210px;transition:box-shadow .2s,transform .2s}.solid-link:hover{transform:translateY(-2px);box-shadow:0 0 24px #00bddd44}.solid-link span{font-size:21px;line-height:1}.text-link{display:flex;justify-content:space-between;align-items:center;gap:24px;width:fit-content;max-width:100%;padding:14px 0;border-bottom:1px solid #2b7085;font-size:14px;line-height:1.8;color:#74d9ee;margin-top:20px}.text-link:hover{color:#c7ffff;border-color:#96ffff}.text-link span{font-size:20px}
.service-board{position:relative;border:1px solid #2a647a;background:radial-gradient(ellipse at 50% 100%,#0064823b,transparent 65%),#031521cc;padding:30px;isolation:isolate;box-shadow:0 0 70px #008bb412}.service-board:before,.brand-panel:before,.expertise-board:before{content:'';position:absolute;top:-1px;left:-1px;width:72px;height:18px;border-top:2px solid #a4f9ff;border-left:2px solid #55b9d0}.board-number{position:absolute;right:10px;top:20px;font:500 156px/1 var(--latin);letter-spacing:-.08em;color:transparent;-webkit-text-stroke:1px #23586b55;z-index:-1}.board-caption{font:500 12px/1.8 var(--latin);letter-spacing:.09em;color:#79b1c6;margin-bottom:38px;max-width:85%}.board-track{display:grid;gap:20px;position:relative}.board-track:before{content:'';position:absolute;left:22px;top:10%;bottom:10%;width:1px;background:linear-gradient(#075d7e,#55e7ff);z-index:-1}.board-track>div{display:flex;gap:19px;align-items:center;padding:17px 14px;border:1px solid #2b586c;background:#051925;min-height:72px}.board-track>div:last-child{border-color:#48afc5;background:#0a3040;box-shadow:0 0 24px #00ceff10}.board-track>div>span{font:400 20px/1.4 var(--latin);color:#4494ae}.board-track strong{font-size:16px;font-weight:500;line-height:1.8}.board-bottom{font:400 11px/1.9 var(--latin);letter-spacing:.06em;color:#6195ab;margin-top:27px;border-top:1px solid #245064;padding-top:18px}.page-index{display:flex;justify-content:space-between;gap:20px;padding:20px 26px;border-block:1px solid #204451;background:#04172399}.page-index a{font-size:14px;color:#98bfce}.page-index a:hover{color:#7ff3ff}
.detail-section{padding:94px 0;border-bottom:1px solid #163643;scroll-margin-top:90px}.section-heading{margin-bottom:40px}.section-heading h2,.origin-band h2,.support-direction h2,.result-perspective h2{font-size:clamp(29px,3vw,42px);line-height:1.6;font-weight:700;margin-top:17px;letter-spacing:.01em}.section-heading h2 span{color:var(--cyan)}.section-heading>p,.support-direction>p,.result-perspective>p{margin-top:20px;font-size:16px;color:var(--muted);line-height:2.1}.problem-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.problem-list li{border-top:1px solid #356277;background:linear-gradient(145deg,#082433,#02111c);padding:25px;font-size:17px;line-height:1.9}.problem-list li span{display:block;font:400 25px/1 var(--latin);color:#527f94;margin-bottom:20px}.approach-list{display:grid}.approach-list article{display:grid;grid-template-columns:100px 1fr;padding:35px 0;gap:30px;border-top:1px solid #274856}.large-number{font:400 60px/1.2 var(--latin);color:#5ec4df;letter-spacing:-.04em}.approach-list h3{font-size:24px;font-weight:500;line-height:1.6;margin-bottom:15px}.approach-list p{font-size:16px;line-height:2.1;color:var(--muted);max-width:850px}.scope-section{display:grid;grid-template-columns:1fr 1.2fr;gap:7%;align-items:start}.scope-list{list-style:none;margin:0;padding:0;border-top:1px solid #35677a}.scope-list li{padding:24px 0;border-bottom:1px solid #244350;display:flex;align-items:baseline;gap:25px;font-size:17px;line-height:1.8}.scope-list li span{font:400 17px/1.5 var(--latin);color:#4c90aa}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.review-grid article{padding:28px;border:1px solid #244f65;background:#071f2c}.review-grid h3{color:#95e8f6;font-size:20px;line-height:1.7;font-weight:500;margin-bottom:16px}.review-grid p{font-size:16px;line-height:2;color:var(--muted)}
.faq-section{display:grid;grid-template-columns:.8fr 1.4fr;gap:7%}.faq-list details{border-bottom:1px solid #2a4a59}.faq-list details:first-child{border-top:1px solid #2a4a59}.faq-list summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0;font-size:17px;line-height:1.8}.faq-list summary::-webkit-details-marker{display:none}.faq-list i{font-style:normal;color:#6bddf0;font-size:20px;flex-shrink:0;transition:transform .2s}.faq-list [open] i{transform:rotate(45deg)}.faq-list details>p{font-size:16px;line-height:2.1;color:#9ebdcb;margin:0 25px 26px 0}.faq-list details[open] summary{color:#8de9f7}
.service-index{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.service-tile{padding:35px 32px;border:1px solid #24556b;background:radial-gradient(ellipse at 0 0,#15577138,transparent 80%),#041521;display:flex;flex-direction:column;transition:background .2s,border-color .2s}.service-tile:hover{border-color:#5bbed5;background:#0a2b3c}.service-tile>div{display:flex;align-items:center;gap:24px;margin-bottom:34px}.tile-number{font:400 36px/1 var(--latin);color:#56b5ce;letter-spacing:-.04em}.service-tile h3{font-size:26px;line-height:1.6;font-weight:600;margin-bottom:15px}.service-tile p{font-size:16px;color:#96baca;line-height:2;margin-bottom:32px}.tile-link{display:flex;justify-content:space-between;color:#74d2e9;font-size:14px;line-height:1.8;border-top:1px solid #275164;padding-top:17px;margin-top:auto}.related .service-tile h3{font-size:23px}.expertise-board{position:relative;border:1px solid #2c6579;background:radial-gradient(ellipse at 45% 55%,#06597866,transparent 80%),#03111d;padding:42px 28px;text-align:center}.expertise-board>.section-eyebrow{margin-bottom:35px}.expertise-board>strong{display:block;font:500 clamp(22px,2.5vw,33px)/1.6 var(--latin);letter-spacing:.015em;color:#b8f5ff}.expertise-board>i{display:block;font-style:normal;color:#5ca9c1;font-size:27px;padding:8px 0}.expertise-board>p{font-size:15px;line-height:2;color:#81b4c7;border-top:1px solid #2c6074;padding-top:25px;margin-top:30px}.support-direction{background:radial-gradient(ellipse at 0 50%,#08445b30,transparent 75%)}
.brand-panel{position:relative;border:1px solid #265366;padding:22px 25px 32px;background:#041520;text-align:center;isolation:isolate}.detail-whale{position:relative;width:100%;aspect-ratio:1.5;isolation:isolate;overflow:hidden}.detail-whale img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:20px}.detail-whale video{position:absolute;width:140%;max-width:none;left:50%;top:50%;transform:translate(-50%,-50%);mix-blend-mode:screen;opacity:0}.detail-whale.video-ready video{opacity:1}.detail-whale.video-ready img{opacity:0}.brand-panel>p{font:500 14px/1.7 var(--latin);letter-spacing:.06em;color:#84c3d7;padding-top:15px}.brand-panel>p span{color:#4c90a8;display:inline-block;margin:10px 0}.chapter-panel{border-top:1px solid #45a9c0;padding-top:24px}.chapter-panel>.section-eyebrow{margin-bottom:25px}.chapter-panel>a{display:flex;align-items:center;gap:24px;padding:21px 0;border-bottom:1px solid #274a5b}.chapter-panel>a>span{font:400 25px/1.5 var(--latin);color:#4f98b0}.chapter-panel strong{font-weight:500;font-size:17px;line-height:1.8}.chapter-panel i{font-style:normal;color:#54c2dc;margin-left:auto}.chapter-panel a:hover strong{color:#98efff}.chapter{display:grid;grid-template-columns:160px 1fr;gap:40px;padding:55px 0;border-bottom:1px solid #234452;scroll-margin-top:115px}.chapter:last-child{border:0;padding-bottom:0}.chapter-number{font:400 90px/1.1 var(--latin);letter-spacing:-.05em;color:transparent;-webkit-text-stroke:1px #55a2b9}.chapter h2{font-size:27px;line-height:1.7;margin-bottom:20px;font-weight:600}.chapter p{font-size:17px;color:var(--muted);line-height:2.2;max-width:850px}.origin-band{display:grid;grid-template-columns:1fr 1.2fr;gap:8%;padding:60px 45px;margin-top:70px;border:1px solid #2e677e;background:radial-gradient(ellipse at 10% 100%,#06547355,transparent 80%),#061c29}.origin-band>div>p{font-size:16px;color:#a1c4d4;line-height:2.1}.origin-band>div>p+p{margin-top:20px}.wide-link{display:flex;justify-content:space-between;font-size:20px;line-height:1.8;color:#b0d9e8;padding:25px 0;border-bottom:1px solid #2d566b}.wide-link:hover{color:#86eaff}
.partner-hero{border:1px solid #285b70;background:radial-gradient(ellipse at 50% 25%,#0b4c6977,transparent 70%),#03141f;padding:28px 32px;text-align:center}.partner-number{font:400 132px/1.4 var(--latin);color:#78e5f7}.partner-number>span{display:block;font:500 13px/1.5 var(--latin);letter-spacing:.2em;color:#7ac0d5;margin-top:-6px}.prefecture-tags{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:30px 0 17px}.prefecture-tags a{border:1px solid #2a728a;padding:5px 14px;font-size:14px;background:#0a2b3b;color:#aee9f7}.partner-hero>p{font-size:14px;color:#7faabb}.partner-list{display:grid;grid-template-columns:1fr 1fr;gap:24px}.partner-list>a{border:1px solid #2e6379;padding:28px 30px;background:#041823;display:grid;gap:23px}.partner-pref{font-size:17px;display:flex;justify-content:space-between;align-items:center;color:#7fdbea}.partner-pref small{font:400 12px/1.7 var(--latin);letter-spacing:.08em;color:#6397ac}.partner-list strong{font-size:38px;font-weight:500;letter-spacing:.08em;color:#ddf9ff}.partner-site{display:flex;justify-content:space-between;border-top:1px solid #265263;padding-top:16px;color:#9ac6d8;font-size:14px}.partner-list>a:hover{background:#0a2939;border-color:#8adeee}.result-board{padding:32px;border:1px solid #2e6b82;background:linear-gradient(145deg,#063041,#041420);text-align:center}.result-board>.section-eyebrow{margin-bottom:30px}.result-board>strong{font:500 36px/1.4 var(--latin);letter-spacing:.04em;color:#85efff;display:block}.result-board>p{font-size:16px;line-height:1.8;color:#9ccadb;margin-top:10px}.result-board .result-jp{font:500 23px/1.8 var(--sans);letter-spacing:.015em}.result-down{display:block;font-size:26px;color:#368caa;margin:14px 0}.result-stories{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.result-stories article{padding:28px;border-top:1px solid #41a3bd;background:#061c29;display:flex;flex-direction:column}.result-stories h3{font-size:24px;line-height:1.8;margin:25px 0 20px;font-weight:500}.result-stories p{color:#93b7c7;line-height:2.1;font-size:16px;margin-bottom:24px}.result-stories .text-link{margin-top:auto;font-size:14px}.result-perspective>p{max-width:820px}.detail-note{font-size:13px!important;color:#7798aa!important}.contact-aside{padding:27px;text-align:center;border:1px solid #214e64;background:#041824}.contact-aside>p{font-size:14px;color:#93cee1;margin-top:20px}.contact-topics-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.contact-topics-grid>a{border:1px solid #285d74;background:#071e2c;padding:25px}.contact-topics-grid>a:last-child{grid-column:1/-1}.contact-topics-grid strong{font-size:20px;line-height:1.8;display:flex;justify-content:space-between;gap:20px;color:#adf0fa;font-weight:500;margin-bottom:10px}.contact-topics-grid>a>span{font-size:15px;color:#8bb5c7}.contact-topics-grid>a:hover{border-color:#7ae8f5;background:#0b3143}.direct-email{display:flex;align-items:center;gap:30px;flex-wrap:wrap;margin-top:36px;padding:26px 0;border-block:1px solid #234859}.direct-email>div{margin-right:auto;min-width:0}.direct-email a{display:block;font:400 20px/1.8 var(--latin);color:#b6dce9;overflow-wrap:anywhere;margin-top:10px}.copy-contact,.motion-toggle{background:none;border:1px solid #356379;color:#a1c4d1;font-size:13px;padding:10px 14px;min-height:44px;line-height:1.6}.copy-contact:hover,.motion-toggle:hover{color:#91f4ff;border-color:#7feeff}.copy-feedback{font-size:14px;color:#78eaf3;width:100%}.copy-feedback:empty{display:none}
.detail-cta{position:relative;margin-inline:calc(-100% / 18);padding:100px 7%;text-align:center;background:linear-gradient(180deg,#000910b3,#001825b0,#000910ed),url('https://yukiguni-ms.com/wp-content/themes/yukiguni/yukiguni-approved-20261016b/site/assets/cta-bg.png') center/cover}.detail-cta h2{font-size:clamp(34px,4.5vw,58px);line-height:1.65;letter-spacing:.04em;margin:22px 0}.detail-cta h2 span{color:#6ee7f7}.detail-cta p{color:#99c2d2;font-size:16px;line-height:2}.mobile-break{display:none}.detail-footer{max-width:1380px;margin:auto;padding:70px 5% 28px;border-top:1px solid #173847}.footer-top{display:flex;justify-content:space-between;gap:30px;border-bottom:1px solid #193e4e;padding-bottom:35px;margin-bottom:38px}.footer-wordmark{font:700 32px/1.4 var(--latin);letter-spacing:.09em}.footer-wordmark span{display:block;font:400 12px/1.8 var(--latin);letter-spacing:.15em;color:#6e98ab}.footer-top>p{font-size:16px;color:#9abaca;line-height:2}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:40px}.footer-links nav{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px}.footer-links a{font-size:13px;line-height:1.8;color:#7d9ead}.footer-links a:hover{color:#7ee6f3}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:25px;border-top:1px solid #163442;margin-top:40px;padding-top:25px;color:#5c8395;font:400 12px/1.8 var(--latin)}
@media(min-width:1600px){.detail-hero h1{font-size:52px}.detail-cta{margin-inline:0}}
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