/* umineko / 2026 — static, framework-free, progressively enhanced. */
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span{font-size:15px}.copy-status{font-size:11px;color:var(--blue-dark);min-height:23px;margin-top:8px}.contact-note{font-size:10px;color:#5e7182;margin-top:9px}.site-footer{padding-top:43px;padding-bottom:21px;overflow:hidden}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:35px}.footer-nav{display:flex;gap:30px;align-items:center;font-size:10px}.footer-nav a{padding-block:12px}.footer-nav a:hover{color:var(--blue)}.footer-wordmark{font-family:Arial,sans-serif;font-size:clamp(70px,18.5vw,273px);font-weight:600;line-height:1.1;letter-spacing:-.075em;margin:30px 0 32px;position:relative}.footer-wordmark>span{position:relative;font-size:18px;top:-.7em;margin-left:15px;vertical-align:top;line-height:4;letter-spacing:0}.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:24px;border-top:1px solid var(--line);padding-top:19px;font-family:Arial,sans-serif;font-size:8px;letter-spacing:.08em;color:var(--muted)}.mobile-break{display:none}
/* Secondary pages share the same identity and preserve the original legal route. */
.subpage-main{padding-top:65px;padding-bottom:100px;min-height:65vh}.breadcrumb{font-size:11px;color:var(--muted);display:flex;gap:14px;margin-bottom:62px}.breadcrumb a{text-decoration:underline;text-underline-offset:4px}.subpage-heading h1{font-size:clamp(34px,5vw,64px);letter-spacing:-.04em;line-height:1.5}.subpage-heading p{font-size:13px;color:var(--muted);margin-top:20px}.operator-details{margin:52px 0 0;max-width:950px}.operator-details>div{display:grid;grid-template-columns:190px 1fr;gap:40px;padding:28px 0;border-top:1px solid var(--line)}.operator-details>div:last-child{border-bottom:1px solid var(--line)}.operator-details dt{font-size:12px;color:var(--muted);line-height:2}.operator-details dd{font-size:14px;line-height:2.1;margin:0}.operator-details a,.service-notes a{text-decoration:underline;text-underline-offset:5px}.operator-details small{font-size:11px;color:var(--muted)}.service-notes{margin-top:44px;padding:26px;background:#eaf0f6;max-width:950px}.service-notes h2{font-size:17px;margin-bottom:13px}.service-notes p{font-size:12px;color:#526675}.legal-links{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:17px;font-size:11px}.error-page{padding-top:70px;padding-bottom:90px}.error-number{font-family:Arial,sans-serif;font-size:clamp(110px,23vw,300px);letter-spacing:-.08em;line-height:1;color:var(--blue)}.error-page h1{font-size:clamp(24px,3vw,38px);margin-top:25px}.error-page p{margin-top:20px;font-size:13px;color:var(--muted)}
@media(min-width:1600px){.contact{padding-left:max(var(--gutter),calc((100vw - var(--max))/2));padding-right:max(var(--gutter),calc((100vw - var(--max))/2))}}
@media(max-width:1150px){.site-nav{gap:20px;font-size:11px}.site-header{gap:20px}.hero-grid{min-height:570px}.hero-art{height:490px}.art-core{inset:-15px -45px 0 -35px}.label-human{top:120px}.label-ai{bottom:134px}.hero h1{font-size:5.1vw}.product-grid{gap:25px}.product-visual{height:380px}.visual-topline{left:18px;right:18px;font-size:8px}.zetter-window{height:284px;top:60px}.feed-title>span{display:none}.cast-preview{width:188px;right:3%;padding:12px}.weather-window{padding:23px 20px;left:9%;width:82%}.weather-brand{font-size:24px}.principle{grid-template-columns:40px 1fr 1.2fr 42px;gap:24px}.about-grid{gap:50px}.footer-nav{gap:22px}.vision-content{margin-left:20%}}
@media(max-width:900px){.site-header{height:82px}.brand{font-size:18px}.site-nav{gap:16px;font-size:10px}.site-nav .nav-contact{padding:11px 12px;gap:12px}.hero{padding-top:26px}.hero-grid{min-height:525px;grid-template-columns:1.12fr 1fr}.hero-description{font-size:12px}.hero-art{height:430px}.art-coordinate{font-size:7px;left:20px;top:18px}.art-caption{left:20px;font-size:8px}.art-label{min-width:105px;padding:11px 13px;gap:8px;font-size:12px}.label-human{top:106px;left:0}.label-ai{bottom:125px}.label-symbol{font-size:19px}.label-dot{margin-left:5px}.intro{padding-top:75px;padding-bottom:78px}.intro-grid{gap:50px}.body-copy{font-size:12px}.product-grid{gap:25px;grid-template-columns:1fr 1fr}.product-visual{height:335px}.zetter-window{height:240px;left:5%;width:89%}.zetter-sidebar{width:36px;gap:12px}.zetter-sidebar strong{font-size:22px}.sample-post{padding:10px;gap:6px}.sample-avatar{width:23px;height:23px}.sample-post p{font-size:8px}.cast-preview{width:165px;padding:10px;bottom:29px}.cast-preview-label{font-size:10px;margin-bottom:9px}.chat-bubble{font-size:7px;padding:7px}.weather-window{top:60px;bottom:48px;padding:20px 16px}.weather-brand{font-size:23px}.weather-switch{margin-top:15px}.weather-sample{padding-top:13px}.weather-message{font-size:9px}.weather-message-note{font-size:6px;margin-top:8px}.weather-subtitle{font-size:7px}.product-title-row h3{font-size:29px}.product-amehare h3{font-size:26px}.product-lead{font-size:18px}.product-description{font-size:12px}.vision-content{margin-left:15%}.vision-asterisk{font-size:92px}.vision-bottom p{font-size:11px}.principle{grid-template-columns:28px 1fr 1.3fr 30px;gap:19px}.principle h3{font-size:21px}.principle p{font-size:11px}.principle-symbol{font-size:35px}.about-grid{gap:40px}.about h2{font-size:27px}.about-details>div{grid-template-columns:80px 1fr;gap:10px}.about-details dd{font-size:12px}.about-description{font-size:12px}.footer-nav{gap:18px;font-size:9px}.footer-bottom>span:last-child{display:none}}
@media(max-width:700px){html{scroll-padding-top:22px}section[id],article[id]{scroll-margin-top:22px}.site-header{min-height:77px;height:auto;position:relative;flex-wrap:wrap;padding-top:18px;padding-bottom:18px;gap:18px}.brand{font-size:18px;gap:9px}.brand-mark{width:35px;height:35px;font-size:34px}.brand-en{font-size:8px;margin-top:6px}.site-nav{width:100%;flex-wrap:wrap;justify-content:flex-start;gap:2px 23px;align-items:center;font-size:11px;padding:10px 0 2px}.site-nav .nav-contact{padding:10px 12px}.nav-ready .site-nav{display:none}.nav-ready .site-nav.is-open{display:flex}.nav-ready .menu-toggle{display:flex;align-items:center;gap:15px;background:transparent;padding:10px 0 10px 14px;min-height:44px}.menu-label{font-size:10px}.menu-lines{position:relative;width:23px;height:14px}.menu-lines::before,.menu-lines::after{content:"";height:1px;width:23px;background:var(--ink);position:absolute;left:0;transition:transform .2s,top .2s}.menu-lines::before{top:3px}.menu-lines::after{top:11px}.menu-toggle[aria-expanded="true"] .menu-lines::before{top:7px;transform:rotate(45deg)}.menu-toggle[aria-expanded="true"] .menu-lines::after{top:7px;transform:rotate(-45deg)}.hero{padding-top:22px}.hero-topline .eyebrow{font-size:8px;letter-spacing:.07em;gap:7px}.hero-index{font-size:7px;letter-spacing:.05em}.status-dot{width:5px;height:5px}.hero-grid{display:flex;flex-direction:column;align-items:stretch;min-height:0}.hero-copy{padding:41px 0 7px}.hero h1{font-size:clamp(36px,8.8vw,59px);line-height:1.5;letter-spacing:-.06em}.hero-description{font-size:12px;margin-top:20px;line-height:2.1;letter-spacing:.015em}.button{min-height:52px;padding:0 18px;font-size:11px;gap:40px}.button-dark{margin-top:23px}.hero-footnote{margin-top:12px;font-size:9px}.hero-art{height:355px;width:100%;max-width:440px;align-self:center;margin:7px 0 9px}.hero-art::before{inset:22px -50px 23px 0}.art-core{inset:-30px 0 -35px 0}.connection-mesh{width:370px;max-width:110%}.art-coordinate{left:18px;top:18px;font-size:7px}.art-label{padding:11px 15px;min-width:114px}.label-human{left:4px;top:91px}.label-ai{right:5px;bottom:77px}.art-caption{left:18px;bottom:15px;font-size:8px;right:18px}.art-cross{font-size:22px}.hero-bottom{font-size:7px;letter-spacing:.06em;padding:16px 0}.hero-bottom a{gap:13px}.hero-bottom a span{font-size:16px}.intro{padding-top:65px;padding-bottom:65px}.section-kicker{gap:13px;margin-bottom:24px}.section-number{font-size:9px;min-width:20px;line-height:20px}.eyebrow{font-size:9px;letter-spacing:.1em}.intro-grid{grid-template-columns:1fr;gap:25px}.intro h2{font-size:30px;line-height:1.75}.body-copy{font-size:13px;padding:0}.body-copy p+p{margin-top:18px}.section-heading{display:block;margin-bottom:28px}.section-heading h2{font-size:30px;line-height:1.65}.section-heading .section-kicker{margin-bottom:21px}.section-heading>p{font-size:11px;margin-top:15px;padding:0}.products{padding-top:55px;padding-bottom:65px}.product-grid{grid-template-columns:1fr;gap:49px}.product-visual{height:370px}.visual-topline{font-size:8px;top:21px;left:21px;right:21px}.zetter-window{height:274px;top:60px;left:6%;width:86%}.zetter-sidebar{width:42px;gap:16px}.sample-post{padding:12px;gap:9px}.sample-avatar{width:25px;height:25px}.sample-post p{font-size:9px}.cast-preview{width:188px;right:4%;bottom:30px;padding:12px}.chat-bubble{font-size:8px;padding:7px 9px}.cast-preview-label{margin-bottom:12px}.feed-title>span{display:block;font-size:6px}.product-body{padding-top:22px}.product-title-row h3{font-size:32px}.product-amehare h3{font-size:28px}.product-lead{font-size:20px;margin-top:16px}.product-description{font-size:13px;margin-top:12px;line-height:2}.product-tags{margin-top:20px}.product-tags>span{font-size:9px}.text-link{font-size:11px}.weather-window{top:62px;bottom:47px;left:14%;width:72%;padding:24px 20px}.weather-brand{font-size:27px}.weather-subtitle{font-size:8px}.weather-switch{margin-top:20px}.weather-switch button{font-size:11px}.weather-message{font-size:10px}.weather-message-note{font-size:7px;margin-top:12px}.weather-sample{padding-top:17px}.sun-disc{right:-65px;top:65px}.vision-inner{padding-top:47px;padding-bottom:60px}.vision-content{margin-left:0;margin-top:39px}.vision-overline{font-size:12px;margin-bottom:20px}.vision h2{font-size:clamp(29px,7.5vw,45px);line-height:1.7;letter-spacing:-.055em}.vision-bottom{margin-top:25px;gap:10px;align-items:center}.vision-bottom p{font-size:11px;line-height:2.15}.vision-asterisk{display:none}.vision-outline{font-size:20vw;bottom:-3px;left:4%;letter-spacing:-.055em}.approach{padding-top:65px;padding-bottom:65px}.principle{position:relative;grid-template-columns:27px 1fr;gap:14px;padding:27px 0}.principle-number{font-size:10px;padding-top:7px}.principle h3{font-size:22px;line-height:1.7}.principle>div{grid-column:2;max-width:96%;margin-top:3px}.principle .eyebrow{font-size:8px}.principle p{font-size:13px;margin-top:10px}.principle-symbol{position:absolute;right:5px;top:30px;font-size:36px}.about{padding-top:51px;padding-bottom:62px}.about-grid{grid-template-columns:1fr;gap:23px}.about h2{font-size:29px;line-height:1.7}.about-description{font-size:13px;margin-top:20px;max-width:none}.about-details{padding-top:0}.about-details>div{grid-template-columns:85px 1fr;padding:18px 0;gap:17px}.about-details dt{font-size:10px}.about-details dd{font-size:12px}.contact{padding-top:46px;padding-bottom:34px}.contact h2{font-size:31px}.contact-grid{gap:15px;align-items:start}.contact-grid p{font-size:11px;margin-top:18px}.contact-arrow{width:48px;height:48px;font-size:28px;margin-top:7px}.contact-email-row{flex-wrap:wrap;gap:17px;margin-top:25px}.contact-email{font-size:clamp(23px,6.1vw,36px)}.copy-email{font-size:9px;min-height:40px}.copy-status{margin-top:6px;min-height:22px;font-size:10px}.contact-note{font-size:9px;line-height:1.9;margin-top:1px}.site-footer{padding-top:33px}.footer-top{align-items:start;gap:24px}.footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:7px 15px;font-size:9px}.footer-nav a{padding:7px 0}.footer-wordmark{font-size:19.2vw;margin:30px 0 22px;letter-spacing:-.07em}.footer-wordmark>span{font-size:10px;margin-left:9px;line-height:4;top:-.2em}.footer-bottom{font-size:7px;gap:15px;line-height:1.6;padding-top:16px;align-items:start}.footer-bottom>span:nth-child(2){text-align:right;max-width:180px}.desktop-break{display:none}.mobile-break{display:block}.subpage-main{padding-top:30px;padding-bottom:65px}.breadcrumb{font-size:10px;margin-bottom:40px}.subpage-heading h1{font-size:36px}.subpage-heading p{font-size:12px}.operator-details{margin-top:34px}.operator-details>div{grid-template-columns:1fr;gap:8px;padding:23px 0}.operator-details dt{font-size:10px}.operator-details dd{font-size:12px}.service-notes{padding:21px;margin-top:32px}.service-notes h2{font-size:16px}.service-notes p{font-size:11px}.legal-links{gap:14px 22px;font-size:11px}.error-page{padding-top:55px;padding-bottom:65px}}
@media(max-width:370px){.hero h1{font-size:8.55vw}.hero-index{display:none}.hero-art{height:305px}.connection-mesh{width:330px}.art-core{inset:-25px -10px}.label-human{top:76px}.label-ai{bottom:66px}.product-visual{height:333px}.zetter-window{height:242px}.feed-title>span{display:none}.cast-preview{width:167px}.cast-bubble,.user-bubble{font-size:7px}.weather-window{left:10%;width:80%;padding:21px 17px}.weather-brand{font-size:25px}.weather-switch{margin-top:15px}.weather-sample{padding-top:12px}.weather-message-note{margin-top:9px}.contact-grid{display:block}.contact-arrow{display:none}.footer-top{gap:16px}.footer-nav{gap:5px 12px;font-size:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.hero-art:hover .art-core{transform:none}.product-zetter:hover .zetter-window{transform:rotate(-3deg)}.product-zetter:hover .cast-preview{transform:rotate(5deg)}.product-amehare:hover .weather-window{transform:rotate(3deg)}}
@media print{.site-header,.hero-art,.hero-bottom,.product-visual,.contact-arrow,.copy-email,.site-footer,.skip-link{display:none!important}body{background:white;color:black}.section-shell,.hero{padding:20px 0}.hero-grid,.intro-grid,.product-grid,.about-grid{display:block;min-height:0}.hero h1{font-size:36px;white-space:normal}.product{break-inside:avoid;margin-bottom:25px}.vision{background:white;color:black;border-block:1px solid #aaa}.vision-content{margin:0}.vision .eyebrow,.vision .section-number,.vision-bottom p{color:black}.vision-outline,.vision-asterisk{display:none}.principle{break-inside:avoid}.contact{background:white}a[href^="http"]::after{content:" (" attr(href) ")";font-size:9px}.circle-link{display:none}.operator-details>div{break-inside:avoid}}