:root{--white:#fff;--pale:#f2f7fc;--ink:#172433;--muted:#526170;--blue:#145cde;--line:#d8e2ed;--header-h:88px;--max:1200px;--gutter:48px;--section-gap:120px;font-family:"Noto Sans JP",sans-serif;color:var(--ink);background:var(--white);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 24px)}body{margin:0}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible{outline:3px solid var(--blue);outline-offset:6px}img{display:block;max-width:100%;height:auto}figure,p,h1,h2,h3{margin:0}p{line-height:1.9}h1,h2,h3{text-wrap:balance;word-break:auto-phrase}h2{font-size:42px;line-height:1.55;letter-spacing:-.045em;font-weight:700}h3{line-height:1.6;font-weight:700}.wrap{width:calc(100% - var(--gutter)*2);max-width:var(--max);margin-inline:auto}.section{padding-block:var(--section-gap)}section[id]{scroll-margin-top:calc(var(--header-h) + 24px)}.skip-link{position:fixed;left:20px;top:-100px;z-index:20;padding:16px;background:white}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.97);border-bottom:1px solid #edf1f5}.header-inner{height:var(--header-h);display:flex;align-items:center;gap:42px}.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}.brand>span{font-family:Manrope,sans-serif;font-weight:800;font-size:20px;letter-spacing:.01em}.brand small{display:block;font-family:"Noto Sans JP",sans-serif;font-size:10px;font-weight:500;letter-spacing:.1em;margin-top:3px}.header-inner nav{display:flex;gap:34px;margin-left:auto;font-size:13px;font-weight:500}.header-inner nav a{padding-block:16px}.header-inner nav a:hover,.header-inner nav a[aria-current]{color:var(--blue)}.header-contact{font-size:13px;font-weight:600;display:flex;align-items:center;gap:22px;padding:13px 22px;border:1px solid var(--ink);border-radius:4px}.header-contact:hover{background:var(--ink);color:white}.hero{padding-top:76px;display:grid;grid-template-columns:1fr 1fr;position:relative;column-gap:24px}.hero-copy{padding-top:15px;position:relative;z-index:2}.intro-label{font-size:12px;letter-spacing:.06em;display:flex;gap:10px;align-items:center}.blue-dot{width:7px;height:7px;background:var(--blue);border-radius:50%;flex-shrink:0}.hero h1{font-size:72px;line-height:1.35;letter-spacing:-.06em;margin:28px 0 22px;font-weight:700}.hero-lead{font-size:19px;font-weight:600;letter-spacing:-.03em}.hero-description{font-size:15px;color:var(--muted);margin-top:21px;line-height:2}.button{min-height:62px;padding:14px 18px 14px 28px;display:inline-flex;align-items:center;justify-content:space-between;gap:46px;border-radius:4px;font-size:14px;font-weight:600;transition:background-color .2s,color .2s}.button-icon{border-radius:50%;width:32px;height:32px;display:grid;place-items:center;font-size:19px;font-family:Manrope,sans-serif}.button-blue{background:var(--blue);color:white}.button-blue .button-icon{background:white;color:var(--blue)}.button-blue:hover{background:#0c42a6}.hero .button{margin-top:30px}.hero-location{font-size:11px;letter-spacing:.03em;color:var(--muted);margin-top:18px}.hero-visual{position:relative;min-height:580px}.visual-field{position:absolute;inset:0 12px 12px 32px;background:var(--pale);border-radius:220px 220px 10px 10px;overflow:hidden}.field-line{position:absolute;inset:20% -10% -12% 40%;border:1px solid #b1c9ec;border-radius:200px}.field-orbit{position:absolute;top:20%;left:-10%;width:430px;height:430px;border:58px solid var(--blue);border-radius:50%;opacity:.95}.field-cross{position:absolute;right:30px;top:90px;font-size:36px;font-weight:300;color:var(--blue)}.visual-sheet{position:absolute;top:32px;left:20%;width:46%;max-width:280px;background:white;box-shadow:0 20px 45px #193e6920;transform:rotate(-8deg);animation:sheet-in .8s ease-out both}.visual-sheet img{width:100%}.visual-caption{display:flex;justify-content:space-between;gap:4px;font-size:9px;padding:11px 12px;border-bottom:1px solid #e4eaf1;font-weight:500}.visual-caption span:last-child{color:var(--muted)}.visual-app{position:absolute;top:210px;right:0;width:63%;background:#171a20;box-shadow:0 25px 55px #12295125;border-radius:8px;overflow:hidden;transform:rotate(5deg);animation:app-in .9s .15s ease-out both}.app-chrome{display:flex;align-items:center;gap:5px;padding:11px 13px;background:#252a33;color:#e5edfa;font-size:9px}.app-chrome i{width:5px;height:5px;background:#728197;border-radius:50%}.app-chrome span{margin-left:auto}.visual-app img{width:100%}.visual-app figcaption{background:white;display:flex;justify-content:space-between;font-size:10px;padding:13px;color:var(--ink)}.visual-app figcaption span{color:var(--muted)}.visual-note{display:none;position:absolute;left:40px;bottom:26px;font-size:11px;letter-spacing:.08em}.hero-bottom{grid-column:1/-1;border-bottom:1px solid var(--line);margin-top:28px;display:flex;justify-content:space-between;align-items:center;padding:29px 0;font-size:12px;color:var(--muted)}.hero-bottom a{padding:12px 0;color:var(--ink)}.hero-bottom a span{margin-left:18px;color:var(--blue);font-size:18px}.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:18px 40px;margin-bottom:58px;align-items:end}.section-label{font-family:Manrope,sans-serif;font-weight:600;font-size:13px;color:var(--blue);grid-column:1/-1;letter-spacing:.01em}.section-heading>p:last-child{font-size:15px;color:var(--muted);justify-self:end;padding-bottom:5px}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.service-art{height:154px;background:var(--pale);position:relative;overflow:hidden;margin-bottom:27px}.service-problem{color:var(--muted);font-size:11px;margin-bottom:10px}.service-item h3{font-size:21px;letter-spacing:-.04em;min-height:68px;margin-bottom:15px}.service-item>p:not(.service-problem){font-size:14px;color:var(--muted)}.service-item .deliverables{font-size:11px!important;margin-top:18px;min-height:43px}.text-link{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:44px;font-size:12px;font-weight:600;border-bottom:1px solid var(--line);padding-block:9px}.text-link span{color:var(--blue);font-size:19px}.text-link:hover{color:var(--blue);border-color:var(--blue)}.service-item .text-link{margin-top:12px}.mini-doc{position:absolute;width:64px;height:84px;background:white;border:1px solid #aec8ed;left:17%;top:27px;transform:rotate(-10deg);padding:15px 10px}.mini-doc b{display:block;width:20px;height:5px;background:var(--blue);margin-bottom:15px}.mini-doc i{display:block;background:#bcd3f3;height:3px;margin-bottom:7px}.flow-connector{position:absolute;top:75px;left:42%;width:30%;height:1px;background:var(--blue)}.mini-grid{position:absolute;display:grid;grid-template-columns:1fr 1fr;gap:5px;padding:13px;width:69px;height:76px;right:15%;top:45px;background:var(--blue);transform:rotate(8deg)}.mini-grid i{background:#fff9}.speech{position:absolute;width:94px;height:57px;border:1px solid #94b7e9;border-radius:10px 10px 10px 0;padding:18px;background:white}.speech i{display:block;width:60%;height:3px;background:#aec8ed;margin-bottom:7px}.speech-one{top:28px;left:17%}.speech-two{top:68px;right:17%;background:var(--blue);border-color:var(--blue);border-radius:10px 10px 0 10px}.speech-two i{background:white}.spark{position:absolute;top:12px;right:22%;font-size:28px;color:var(--blue)}.security-art svg{display:block;height:140px;width:100%;margin-top:7px}.mini-browser{position:absolute;width:130px;height:85px;border:1px solid #8eafe1;background:white;top:26px;left:13%;transform:rotate(-5deg);border-radius:3px}.mini-browser b{height:12px;display:block;border-bottom:1px solid #d2e0f3}.mini-browser i{position:absolute;width:36px;height:42px;background:var(--blue);top:26px;left:15px}.mini-browser em{position:absolute;top:27px;right:15px;width:45px;height:4px;background:#bcd3f3;box-shadow:0 12px #bcd3f3,0 24px #bcd3f3}.mini-book{position:absolute;right:13%;bottom:25px;width:57px;height:69px;background:var(--blue);transform:rotate(10deg);border-left:4px solid #91b7f0;padding:18px 8px}.mini-book i{display:block;height:2px;background:white;margin-bottom:7px}.works{padding-top:34px}.work-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}.work-image{height:430px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--pale);border-radius:5px}.estimate-stage{background:#eaf1f7}.estimate-stage img{width:auto;height:86%;box-shadow:0 15px 35px #162d4920}.attendance-stage{background:#dce9f8}.attendance-stage img{width:86%;border-radius:6px;box-shadow:0 15px 30px #193e6920}.work-meta{display:flex;gap:12px;font-size:11px;color:var(--muted);margin:25px 0 12px;align-items:center}.work-meta span:first-child{border:1px solid #b6cce9;color:#184b94;padding:4px 9px;border-radius:2px}.work h3{font-size:24px;letter-spacing:-.04em;margin-bottom:14px}.work>p{font-size:14px;color:var(--muted)}.work .text-link{margin-top:16px}.work-disclaimer{font-size:11px;color:var(--muted);max-width:800px;margin-top:40px}.more-works{margin-top:17px}.flow{background:var(--pale)}.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;list-style:none;margin:70px 0 0;padding:0}.steps li{border-top:1px solid #a9c4e8;position:relative;padding-top:28px}.steps li:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue);position:absolute;top:-4px;left:0}.step-number{font-family:Manrope,sans-serif;font-size:13px;color:var(--blue)}.steps h3{font-size:16px;margin:20px 0 13px}.steps p{font-size:13px;color:var(--muted)}.flow-note{font-size:12px;color:var(--muted);margin-top:35px}.partner-grid{display:grid;grid-template-columns:.85fr 1fr;gap:100px;align-items:center}.partner-photo{background:var(--pale);border-radius:180px 180px 5px 5px;overflow:hidden;max-width:410px;aspect-ratio:1/1.1}.partner-photo img{width:100%;height:100%;object-fit:cover;object-position:center 35%}.partner-copy h2{margin-top:20px}.partner-lead{margin-top:22px;font-size:16px}.partner-name{font-size:19px;font-weight:600;margin:28px 0 16px}.partner-name span{font-weight:400;font-size:11px;display:block;color:var(--muted);margin-top:6px}.partner-copy>p:not(.partner-lead):not(.partner-name):not(.section-label){color:var(--muted);font-size:13px}.partner-copy .text-link{margin-top:17px}.trust{margin-top:70px;border-top:1px solid var(--line);padding-top:35px;display:grid;grid-template-columns:1fr 1.5fr auto;gap:40px;align-items:center}.trust h3{font-size:19px}.trust ul{list-style:none;padding:0;margin:0;font-size:12px;color:var(--muted);line-height:2.5}.trust li:before{content:"✓";color:var(--blue);margin-right:12px}.contact{background:var(--blue);color:white;overflow:hidden}.contact-inner{position:relative}.contact .section-label{color:#d7e6ff}.contact h2{font-size:52px;margin-top:25px;position:relative;z-index:1}.contact-inner>p:not(.section-label){margin-top:24px;font-size:15px;color:#edf3ff;position:relative;z-index:1}.button-white{background:white;color:var(--blue);margin-top:36px;position:relative;z-index:1}.button-white .button-icon{background:var(--blue);color:white}.button-white:hover{background:#e6f0ff}.contact .contact-note{font-size:11px!important}.contact a:focus-visible{outline-color:white}.contact-shape{position:absolute;right:-5%;top:-5%;width:450px;height:450px;border:1px solid #80b0ff;border-radius:50%;opacity:.65;pointer-events:none}.contact-shape:after{content:"";position:absolute;inset:80px -80px -80px 80px;border:1px solid #80b0ff;border-radius:50%}.footer{padding-block:48px;display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:24px 36px}.footer nav{display:flex;gap:25px;font-size:11px}.footer nav a{min-height:44px;display:flex;align-items:center}.copyright{font-family:Manrope,sans-serif;grid-column:1/3;font-size:10px;color:var(--muted)}.back-top{grid-column:3;grid-row:1/3;border:1px solid var(--line);width:48px;height:48px;display:grid;place-items:center;color:var(--blue)}
@keyframes sheet-in{from{opacity:0;transform:translateY(18px) rotate(-8deg)}to{opacity:1;transform:rotate(-8deg)}}@keyframes app-in{from{opacity:0;transform:translateY(22px) rotate(5deg)}to{opacity:1;transform:rotate(5deg)}}
@media(min-width:1600px){.hero{padding-top:100px}}
@media(max-width:1100px){:root{--gutter:32px}.header-inner{gap:24px}.header-inner nav{gap:22px}.hero h1{font-size:60px}.hero-visual{min-height:550px}.visual-app{top:230px}.visual-note{bottom:48px;left:32px;font-size:10px}.hero-lead{font-size:16px}.service-grid{grid-template-columns:repeat(2,1fr);gap:45px}.service-art{height:160px}.service-item h3{min-height:0}.service-item .deliverables{min-height:0}.work-image{height:350px}.work h3{font-size:21px}.steps{gap:16px}.steps h3{font-size:14px}.partner-grid{gap:60px}.trust{gap:25px}.trust h3{font-size:17px}.footer{column-gap:20px}.footer nav{gap:17px}}
@media(max-width:800px){:root{--header-h:80px;--section-gap:85px}.header-inner{gap:16px}.brand>span{font-size:17px}.brand img{width:34px;height:34px}.header-inner nav{gap:18px;font-size:12px}.header-contact{padding:12px 15px;gap:12px}.hero{grid-template-columns:1fr 1fr;gap:10px;padding-top:50px}.hero h1{font-size:50px}.intro-label{font-size:10px}.hero-description{font-size:13px}.hero-lead{font-size:14px}.hero .button{gap:24px;font-size:12px;padding-left:20px;min-height:56px}.hero-visual{min-height:495px}.visual-field{inset:25px 8px 45px 10px}.field-orbit{width:310px;height:310px;border-width:40px;top:23%}.visual-sheet{top:60px;left:15%;width:55%}.visual-caption{font-size:7px;padding:9px 7px}.visual-app{top:237px;width:88%;right:0}.visual-app figcaption{font-size:8px;padding:9px}.visual-note{font-size:9px;left:14px;bottom:20px}.hero-bottom{margin-top:70px;font-size:10px}.section-heading{gap:16px 26px}h2{font-size:34px}.section-heading>p:last-child{font-size:13px}.work-grid{gap:28px}.work-image{height:295px}.work h3{font-size:18px}.work>p{font-size:12px}.steps{grid-template-columns:repeat(3,1fr);gap:40px 30px}.steps h3{font-size:16px;margin-top:12px}.partner-grid{gap:35px}.partner-photo{align-self:start;margin-top:35px}.partner-copy h2{font-size:30px}.partner-lead{font-size:13px}.trust{grid-template-columns:1fr 1.6fr}.trust .text-link{grid-column:2;justify-self:start}.contact h2{font-size:44px}.contact-shape{right:-28%;top:8%;opacity:.4}.footer{grid-template-columns:1fr auto}.footer nav{grid-column:1;grid-row:2;flex-wrap:wrap}.copyright{grid-column:1;grid-row:3}.back-top{grid-column:2;grid-row:1}}
@media(max-width:600px){:root{--gutter:24px;--header-h:76px;--section-gap:72px}.header-inner{gap:10px;justify-content:space-between}.brand>span{font-size:16px}.brand small{font-size:8px}.brand{gap:8px}.brand img{width:31px;height:31px}.header-inner nav{display:none}.header-contact{font-size:11px;padding:10px 13px;min-height:44px}.hero{display:flex;flex-direction:column;padding-top:42px;gap:0}.hero-copy{padding-top:0}.intro-label{font-size:10px}.hero h1{font-size:48px;line-height:1.4;letter-spacing:-.06em;margin:23px 0 18px}.hero-lead{font-size:15px}.hero-description{font-size:14px;margin-top:15px}.desktop-break{display:none}.hero .button{margin-top:24px;font-size:13px;min-height:58px;gap:42px;padding-left:23px}.hero-location{font-size:10px;margin-top:15px}.hero-visual{min-height:455px;margin-top:36px;width:100%}.visual-field{inset:0 12px 16px 5px;border-radius:160px 160px 4px 4px}.field-orbit{width:295px;height:295px;top:16%;left:-7%;border-width:40px}.field-cross{top:45px;right:23px}.visual-sheet{left:16%;top:24px;width:52%;max-width:200px}.visual-caption{font-size:7px}.visual-app{top:190px;right:0;width:78%;max-width:320px}.visual-app figcaption{font-size:8px}.visual-note{bottom:30px;font-size:9px;left:16px}.hero-bottom{flex-direction:column;align-items:flex-start;gap:6px;padding:18px 0 23px;margin-top:50px;font-size:10px}.hero-bottom a{font-size:11px}.section-heading{display:block;margin-bottom:37px}.section-heading h2{margin-top:16px}.section-heading>p:last-child{margin-top:20px;font-size:14px}h2{font-size:32px}.service-grid{grid-template-columns:1fr;gap:45px}.service-item{display:grid;grid-template-columns:1fr;position:relative}.service-art{height:140px;margin-bottom:21px}.service-problem{font-size:11px;margin-bottom:7px}.service-item h3{font-size:23px;min-height:0;margin-bottom:13px}.service-item h3 br{display:none}.service-item>p:not(.service-problem){font-size:15px}.service-item .deliverables{font-size:11px!important;margin-top:15px}.service-item .text-link{justify-self:start;margin-top:11px;font-size:13px}.service-art .mini-doc{left:27%}.service-art .mini-grid{right:25%}.speech-one{left:25%}.speech-two{right:24%}.mini-browser{left:24%}.mini-book{right:22%}.works{padding-top:10px}.work-grid{grid-template-columns:1fr;gap:45px}.work-image{height:310px}.work-meta{margin-top:20px}.work h3{font-size:22px}.work>p{font-size:14px}.work>p br{display:none}.work-disclaimer{font-size:11px;margin-top:30px}.steps{display:block;margin-top:34px}.steps li{padding:0 0 30px 48px;border-top:0;border-left:1px solid #a9c4e8;margin-left:6px;min-height:112px}.steps li:last-child{border-left-color:transparent;padding-bottom:0;min-height:0}.steps li:before{top:11px;left:-4px}.step-number{position:absolute;left:16px;top:4px;font-size:11px}.steps h3{margin:0 0 10px;font-size:18px}.steps p{font-size:14px}.flow-note{margin-top:28px;font-size:11px}.partner-grid{display:flex;flex-direction:column;gap:35px;align-items:stretch}.partner-photo{width:75%;max-width:290px;align-self:center;margin-top:0;aspect-ratio:1/1.05}.partner-copy h2{font-size:32px;margin-top:16px}.partner-lead{font-size:15px}.partner-name{margin-top:23px}.partner-copy>p:not(.partner-lead):not(.partner-name):not(.section-label){font-size:14px}.trust{margin-top:43px;display:block;padding-top:29px}.trust h3{font-size:21px}.trust h3 br{display:none}.trust ul{font-size:12px;margin-top:18px;line-height:2}.trust li{padding-left:20px;position:relative;margin-top:8px}.trust li:before{position:absolute;left:0;margin:0}.trust .text-link{margin-top:17px}.contact h2{font-size:34px;letter-spacing:-.06em}.contact-inner>p:not(.section-label){font-size:14px}.contact-shape{width:280px;height:280px;right:-65%;top:5%;opacity:.3}.button-white{font-size:13px;gap:28px;padding-left:22px}.footer{padding-block:35px;gap:16px}.footer nav{gap:5px 19px;font-size:10px}.footer .brand>span{font-size:17px}.back-top{width:44px;height:44px}.section-label{font-size:12px}}
@media(max-width:380px){.hero h1{font-size:44px}.hero-lead{font-size:14px}.visual-note{font-size:8px}.work h3{font-size:20px}.contact h2{font-size:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
@media print{.site-header{position:static}.hero-visual figure{animation:none}.section{padding-block:35px}.contact{background:#f2f7fc;color:#172433}.contact p,.contact .section-label{color:#172433!important}.contact-shape{display:none}}

/* Production refinement: readable originals and explicit working agreements. */
button{font:inherit}button:focus-visible,.preview-scroll:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
.work-image{position:relative}.image-hint{position:absolute;right:14px;bottom:14px;display:flex;gap:20px;align-items:center;background:white;color:var(--ink);border:1px solid var(--line);padding:9px 14px;border-radius:3px;font-size:12px}.image-hint>span{color:var(--blue);font-size:18px}.work-image:hover .image-hint{border-color:var(--blue);color:var(--blue)}
.partner-photo{width:100%;max-width:300px;justify-self:center;aspect-ratio:5/6}.partner-photo img{object-fit:contain}
.agreement{display:grid;grid-template-columns:1fr 2fr;gap:48px;margin-top:55px;padding-top:32px;border-top:1px solid #a9c4e8}.agreement h3{font-size:23px}.agreement p{font-size:14px;color:var(--muted);max-width:690px}.agreement p+p{margin-top:12px}.agreement .text-link{margin-top:12px}.trust{grid-template-columns:.85fr 1.75fr auto}
.image-dialog{padding:24px;border:0;border-radius:8px;color:var(--ink);width:min(1050px,calc(100% - 40px));max-height:calc(100dvh - 40px);overflow:auto}.image-dialog::backdrop{background:#172433b8}.image-dialog:not([open]){display:none}.preview-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.preview-heading p{font-size:16px;font-weight:600}.preview-close{flex-shrink:0;cursor:pointer;min-height:44px;padding:8px 14px;border:1px solid var(--line);border-radius:3px;background:white;color:var(--ink)}.preview-close:hover{border-color:var(--blue)}#preview-note{font-size:12px;color:var(--muted);margin:12px 0 18px}.preview-scroll{max-height:65dvh;overflow:auto;background:var(--pale);border:1px solid var(--line);padding:16px}.preview-scroll img{margin:auto;width:auto;max-width:100%;height:auto}.preview-original{margin-top:12px}html:has(.image-dialog[open]){overflow:hidden}
@media(min-width:1101px){.work-image{height:470px}.estimate-stage img{height:87%}}
@media(max-width:800px){.trust{grid-template-columns:1fr 1.6fr}.agreement{gap:30px}.agreement h3{font-size:20px}}
@media(max-width:600px){.partner-photo{max-width:290px}.agreement{display:block;margin-top:36px;padding-top:27px}.agreement h3{font-size:23px;margin-bottom:17px}.agreement h3 br{display:none}.agreement p{font-size:14px}.trust{display:block}.image-dialog{padding:16px;width:calc(100% - 24px);max-height:calc(100dvh - 24px)}.preview-heading p{font-size:13px}.preview-close{font-size:12px}.preview-scroll{padding:6px;max-height:60dvh}.image-hint{font-size:11px;padding:7px 11px}}

@media(min-width:801px){.service-item>p:not(.service-problem):not(.deliverables),.work>p,.agreement p{font-size:16px}.steps p,.partner-copy>p:not(.partner-lead):not(.partner-name):not(.section-label),.trust ul{font-size:14px}}