:root{--ink:#17212e;--navy:#183653;--muted:#687586;--muted2:#8b96a4;--line:#e5eaf0;--line2:#d7e0e9;--bg:#fff;--soft:#f7f9fc;--softblue:#eef4fd;--accent:#3769a6;--accent2:#9bb6e4;--max:1160px;--radius:12px;--sans:'DM Sans','Noto Sans JP','Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font:400 14px/1.8 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #71a7e3;outline-offset:4px}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{line-height:1.42;letter-spacing:-.045em}img{max-width:100%;display:block}::selection{background:#cfe2fa;color:#183653}.container{width:min(calc(100% - 88px),var(--max));margin-inline:auto}.skip-link{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:8px 15px;z-index:99}.skip-link:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
/* header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.header-inner{height:82px;display:flex;align-items:center;gap:25px}.brand{display:inline-flex;align-items:center;gap:12px;margin-right:auto;white-space:nowrap}.brand-symbol{width:32px;height:32px;display:grid;grid-template-columns:1fr 1fr;gap:4px;transform:skew(-10deg)}.brand-symbol span:first-child{background:#315f97;border-radius:3px 2px 2px 3px}.brand-symbol span:last-child{background:#bcd1ee;border-radius:2px 3px 3px 2px}.brand-name{font:800 22px/1 'DM Sans',sans-serif;letter-spacing:-.07em}.brand-dot{color:#5983bd}.desktop-nav{display:flex;align-items:center;gap:32px}.desktop-nav a{color:#566475;font-size:12px;font-weight:700;transition:color .2s}.desktop-nav a:hover,.desktop-nav a[aria-current]{color:#225388}.header-action{margin-left:14px;border:1px solid var(--line2);border-radius:5px;padding:9px 13px;font-size:11px;font-weight:800;letter-spacing:.04em;white-space:nowrap}.header-action span{margin-left:12px;font-size:15px;color:#426d9f}.header-action:hover{border-color:#84a6d3;background:#f5f9ff}.mobile-menu-toggle,.mobile-nav{display:none}
/* global */
.kicker,.eyebrow,.overline{display:flex;align-items:center;gap:12px;font-size:10px;font-weight:800;letter-spacing:.16em;color:#5076a5}.kicker-line,.eyebrow-bar{height:1px;width:23px;display:inline-block;background:#517ab0}.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;padding:15px 20px;min-height:52px;border-radius:6px;font-weight:700;font-size:13px;transition:background .2s,transform .2s,border-color .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:#183653;color:#fff}.btn-primary:hover{background:#294f79}.btn-outline{border:1px solid var(--line2);color:#274565;background:#fff}.btn-outline:hover{border-color:#7f9dc1}.text-link{display:inline-flex;gap:20px;align-items:center;color:#285989;font-size:12px;font-weight:800;white-space:nowrap;border-bottom:1px solid #9fb8d6;padding-bottom:6px}.text-link:hover{color:#143f70}.text-link span{font-size:18px}.section{padding:100px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:36px;margin-bottom:34px}.section-heading h2{font-size:clamp(28px,3vw,38px);margin:15px 0 8px;font-weight:800}.section-heading p{font-size:13px;color:var(--muted);margin:0}.section-heading .text-link{margin-bottom:12px}
/* hero */
.hero{background:#fff}.hero-grid{padding:80px 0 66px;display:grid;grid-template-columns:1fr .95fr;align-items:center;gap:82px}.hero-copy{min-width:0}.hero-edition{color:#9aa6b4;letter-spacing:.08em}.hero h1{font-size:clamp(42px,4.95vw,66px);line-height:1.46;letter-spacing:-.07em;margin:31px 0 25px;font-weight:800}.hero-highlight{position:relative;color:#2f659d;z-index:0;white-space:nowrap}.hero-highlight:after{content:"";position:absolute;left:1px;bottom:4px;width:calc(100% - 3px);height:10px;background:#dbe9fb;z-index:-1}.hero-period{color:#678fbe}.hero-lead{font-size:14px;line-height:2.2;color:#607084;margin:0 0 31px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-footnote{display:flex;align-items:center;gap:9px;margin-top:25px;font-size:10px;color:#8a96a3}.footnote-icon{font-size:9px;border:1px solid #a9bfd7;color:#4e7aa9;border-radius:50%;height:15px;width:15px;display:grid;place-items:center;font-weight:800}
.hero-art{height:470px;position:relative;isolation:isolate;border-radius:12px;overflow:hidden;background:linear-gradient(150deg,#f6f9fe,#e8f1fa 70%,#eff6fd);border:1px solid #e6eef7}.hero-art-grid{position:absolute;inset:0;background-image:linear-gradient(to right,rgba(65,109,159,.065) 1px,transparent 1px),linear-gradient(to bottom,rgba(65,109,159,.065) 1px,transparent 1px);background-size:49px 49px;mask-image:linear-gradient(to bottom,#0005,#0002)}.art-side-label{position:absolute;right:18px;top:32px;writing-mode:vertical-rl;letter-spacing:.18em;font-size:9px;color:#a3b6cd;font-weight:800}.hero-art-center{position:absolute;inset:0;display:grid;place-items:center}.art-index{position:absolute;top:34px;left:37px;color:#6688b3;font:800 9px/1.5 'DM Sans',sans-serif;letter-spacing:.16em}.art-circle{position:absolute;width:395px;height:395px;border-radius:50%;border:1px solid rgba(70,115,165,.2)}.art-circle-one{transform:translate(9px,-7px)}.art-circle-two{height:280px;width:280px;border-color:#acc5e2;transform:translate(86px,28px)}.art-piece{position:absolute;transform:rotate(-9deg);border-radius:9px;box-shadow:0 26px 55px rgba(33,70,111,.08)}.art-piece-back{width:310px;height:290px;background:#aec7e5;transform:translate(20px,21px) rotate(8deg);border:1px solid #9fbee1}.art-piece-front{width:310px;height:290px;background:#fff;transform:translate(-10px,-4px) rotate(-8deg);padding:34px;display:flex;flex-direction:column;justify-content:center;box-shadow:0 20px 80px rgba(28,63,103,.14)}.art-piece-front:before{content:"";position:absolute;inset:15px;border:1px solid #e7edf3;border-radius:4px;pointer-events:none}.art-piece-front>span{font-size:9px;color:#7894b9;letter-spacing:.2em;font-weight:800;z-index:1}.art-piece-front strong{font:800 37px/1.2 'DM Sans',sans-serif;letter-spacing:-.065em;color:#204772;margin-top:13px;z-index:1}.art-piece-front i{font-size:35px;color:#7298c8;font-style:normal;margin-top:18px;align-self:flex-end;z-index:1}.art-bottom{position:absolute;bottom:28px;left:32px;right:32px;display:flex;align-items:center;justify-content:space-between;color:#7591b3;font-size:9px;letter-spacing:.12em;font-weight:800}.art-live{height:7px;width:7px;background:#6fa0cf;display:inline-block;border-radius:50%;margin-right:8px}.hero-bottom{border-top:1px solid var(--line);display:flex;gap:20px;justify-content:space-between;padding:19px 0;color:#90a0b1;letter-spacing:.17em;font-size:10px;font-weight:800}
/* featured */
.section-featured{padding-top:98px}.featured-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.feature-card{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff;display:flex;flex-direction:column;min-width:0;transition:transform .22s,box-shadow .22s,border-color .22s}.feature-card:hover,.article-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(27,58,100,.065);border-color:#c0d3e8}.feature-card-art{height:195px;position:relative;overflow:hidden;background:#edf4fd}.feature-tone-2{background:#eaf2f8}.feature-tone-3{background:#f1f5fa}.feature-art-numeral{position:absolute;top:22px;left:24px;font-size:12px;font-weight:700;color:#5b7fac}.feature-art-word{position:absolute;bottom:22px;right:23px;font-size:9px;font-weight:800;letter-spacing:.15em;color:#718eaf}.feature-art-decoration{position:absolute;width:220px;height:220px;left:50%;top:50%;transform:translate(-50%,-50%)}.feature-art-decoration:before,.feature-art-decoration:after{content:"";position:absolute;border:1px solid #9ebcde;border-radius:50%}.feature-art-decoration:before{height:116px;width:116px;left:34px;top:52px}.feature-art-decoration:after{height:220px;width:220px;left:88px;top:-5px;border-color:#ccdcee}.feature-art-decoration span:first-child{position:absolute;background:#376aa5;width:4px;height:100px;top:50px;left:115px;transform:rotate(47deg)}.feature-art-decoration span:last-child{position:absolute;background:#376aa5;width:100px;height:4px;top:100px;left:66px;transform:rotate(47deg)}.feature-tone-2 .feature-art-decoration{transform:translate(-50%,-50%) rotate(25deg)}.feature-tone-3 .feature-art-decoration{transform:translate(-50%,-50%) rotate(-25deg)}.feature-card-body{padding:25px;display:flex;flex-direction:column;flex:1}.card-meta{display:flex;justify-content:space-between;gap:10px;color:#71849b;font-size:10px;font-weight:700;letter-spacing:.03em}.feature-card h3,.article-card h3{font-size:17px;line-height:1.78;font-weight:800;margin:13px 0 10px;letter-spacing:-.035em}.feature-card p,.article-card p{font-size:12px;line-height:1.9;color:#748191;margin:0 0 26px;flex:1}.card-link{margin-top:auto;border-top:1px solid var(--line);padding-top:17px;display:flex;justify-content:space-between;font-size:11px;color:#315d8c;font-weight:800}.card-link span{font-size:17px}
/* categories */
.section-categories{background:#f8fafd;border-top:1px solid #eef2f6;border-bottom:1px solid #eef2f6}.category-layout{display:grid;grid-template-columns:1fr 1.08fr;gap:120px;align-items:center}.category-intro h2{font-size:clamp(28px,3vw,39px);margin:20px 0}.category-intro p{font-size:13px;color:#778496;line-height:2.2}.category-links{border-top:1px solid var(--line2)}.category-links a{display:flex;align-items:center;gap:20px;padding:18px 7px;border-bottom:1px solid var(--line2);transition:background .2s}.category-links a:hover{background:#eff5fb}.category-number{font-size:11px;color:#7193b9;width:25px}.category-name{flex:1;font-size:16px;font-weight:800}.category-name small{display:block;font-size:9px;font-weight:700;letter-spacing:.09em;color:#93a0af}.category-arrow{font-size:20px;color:#547faa}
/* roadmap */
.roadmap-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:9px;overflow:hidden}.roadmap-step{padding:25px 24px 30px;min-height:255px;border-right:1px solid var(--line);transition:background .2s}.roadmap-step:last-child{border-right:0}.roadmap-step:hover{background:#f6f9fd}.roadmap-head{display:flex;justify-content:space-between;align-items:center;color:#8497ae;font-size:10px;font-weight:800;letter-spacing:.08em}.roadmap-head span:last-child{font-size:18px}.roadmap-symbol{font-size:45px;color:#87a7cd;height:86px;display:flex;align-items:center}.roadmap-step h3{font-size:16px;letter-spacing:-.03em;margin:0 0 10px}.roadmap-step p{font-size:12px;line-height:1.85;color:#7f8a99;margin:0}
/* journal cards */
.section-latest{background:#fafbfd;border-top:1px solid #f0f3f7}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.article-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff;min-width:0;transition:transform .2s,box-shadow .2s,border-color .2s}.article-card-art{height:155px;position:relative;overflow:hidden;background:#eaf2fc;color:#7392bc}.art-style-2,.art-style-6{background:#e7f0f5;color:#6b8eaa}.art-style-3,.art-style-7{background:#eaf0fa;color:#7189b6}.art-style-4,.art-style-8{background:#f0f3f8;color:#879db6}.art-style-5{background:#e9f5fb;color:#729fb8}.article-art-label{position:absolute;top:18px;left:20px;font-size:9px;letter-spacing:.12em;font-weight:800}.article-art-icon{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:66px;font-weight:400;line-height:1;opacity:.7}.article-art-index{position:absolute;bottom:13px;right:19px;font:800 35px/1 'DM Sans',sans-serif;opacity:.3}.article-card>.card-meta,.article-card>h3,.article-card>p,.article-card>.article-card-bottom{margin-left:21px;margin-right:21px}.article-card>.card-meta{margin-top:19px}.article-card h3{font-size:15px;margin-top:9px;margin-bottom:8px}.article-card p{font-size:11px;margin-bottom:20px}.article-card-bottom{border-top:1px solid var(--line);padding:15px 0;display:flex;justify-content:space-between;align-items:center;color:#376497;font-size:11px;font-weight:800}.article-card-bottom span{font-size:17px}
/* closing, footer */
.closing-section{background:#edf3fa;padding:74px 0}.closing-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:end}.closing-label{color:#7393b9;font-size:10px;font-weight:800;letter-spacing:.15em}.closing-layout h2{font-size:clamp(27px,3vw,37px);margin:14px 0 0}.closing-layout p{color:#66788c;font-size:13px;line-height:2.25;margin-bottom:21px}.site-footer{background:#fff;border-top:1px solid var(--line)}.footer-main{padding:65px 0;display:flex;justify-content:space-between;gap:40px}.footer-brand{font:800 27px/1.2 'DM Sans',sans-serif;letter-spacing:-.065em}.footer-brand span{color:#6287b4}.footer-identity p{font-size:12px;color:#566b7e;margin:20px 0 7px;font-weight:700}.footer-identity>span{color:#8995a5;font-size:11px}.footer-menu{display:flex;gap:88px}.footer-menu>div{display:flex;flex-direction:column;gap:12px}.footer-menu small{color:#8b9aab;font-size:10px;letter-spacing:.1em;font-weight:800;margin-bottom:5px}.footer-menu a{font-size:12px;color:#42556b;font-weight:600}.footer-menu a:hover{color:#2d679f}.footer-bottom{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:20px 0 26px;color:#a0aaba;font-size:10px;letter-spacing:.08em}
/* article listing */
.page-hero{padding:78px 0 61px;background:#f8fafd;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(39px,5vw,59px);margin:21px 0 17px;font-weight:800}.headline-dot{color:#5a8cbe}.page-hero p{font-size:14px;color:#68788a;line-height:2.15;margin:0}.page-hero-meta{font-size:10px;font-weight:800;letter-spacing:.16em;color:#97a9bf;margin-top:35px}.page-hero-meta span{margin:0 11px}.article-list-section{padding:47px 0 90px}.filter-bar{display:flex;justify-content:space-between;align-items:center;gap:22px;flex-wrap:wrap;margin-bottom:20px}.filter-buttons{display:flex;flex-wrap:wrap;gap:7px}.filter-btn{border:1px solid var(--line2);color:#637388;background:#fff;border-radius:5px;padding:9px 16px;font-size:12px;font-weight:700}.filter-btn:hover{border-color:#9ab3cf}.filter-btn.active{border-color:#284f79;color:#fff;background:#284f79}.search-box{display:flex;align-items:center;gap:8px;border:1px solid var(--line2);border-radius:5px;padding:0 13px;color:#8a9db4}.search-box>span{font-size:22px;line-height:1}.search-box input{border:0;outline:none!important;background:transparent;min-height:39px;width:190px;color:#2f435b;font-size:12px}.filter-count{font-size:10px;color:#8798aa;letter-spacing:.16em;margin-bottom:17px}.filter-count strong{font-size:13px;color:#264e7b}.no-results{padding:40px;text-align:center;color:#738195}.next-step-banner{margin-bottom:80px;background:#edf3fa;padding:35px 40px;border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:25px}.next-step-banner h2{font-size:23px;margin:12px 0 9px}.next-step-banner p{font-size:12px;color:#78889b;margin:0}
/* guide */
.guide-steps-page{padding:46px 0 80px}.guide-stage{display:grid;grid-template-columns:220px 1fr 80px;align-items:start;gap:48px;border-bottom:1px solid var(--line);padding:48px 0}.guide-stage:first-child{border-top:1px solid var(--line)}.guide-stage-number{font:800 64px/1.1 'DM Sans',sans-serif;color:#93b3d9;letter-spacing:-.06em}.guide-stage-number span{display:block;font:800 10px/1.3 'DM Sans',sans-serif;color:#91a0b2;letter-spacing:.14em;margin-top:15px}.guide-stage h2{font-size:28px;margin:0 0 15px}.guide-stage p{font-size:14px;max-width:650px;color:#6c7a8d;line-height:2.25;margin:0 0 19px}.guide-stage-arrow{justify-self:end;font-size:43px;color:#87a9cf}.guide-quote{padding:55px 70px;margin-bottom:85px;background:#f1f6fd;border-radius:10px}.guide-quote h2{font-size:31px;margin:12px 0 18px}.guide-quote p{font-size:13px;color:#718198;line-height:2.1}.guide-quote .btn{margin-top:18px}
/* info */
.info-body{padding:70px 0 115px}.info-text{max-width:790px;margin:auto}.info-text h2{font-size:23px;margin:46px 0 17px;border-top:1px solid var(--line);padding-top:30px}.info-text h2:first-child{border-top:0}.info-text p{font-size:14px;line-height:2.4;color:#53657a;margin:0 0 23px}
/* post */
.post-header{padding:38px 0 62px;background:#f8fafd;border-bottom:1px solid var(--line)}.breadcrumbs{font-size:10px;color:#8b9cae;display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.06em}.breadcrumbs a:hover{color:#316394}.post-header-grid{display:grid;grid-template-columns:1fr 390px;align-items:center;gap:70px;margin-top:54px}.post-category{font-weight:800;font-size:11px;color:#4176a9}.post-category span{color:#b8c7d7;margin:0 10px}.post-header h1{font-size:clamp(29px,3.15vw,44px);line-height:1.6;margin:20px 0}.post-deck{font-size:14px;line-height:2;color:#6f8091;max-width:540px;margin-bottom:30px}.post-byline{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-size:10px;font-weight:800;letter-spacing:.06em;color:#94a1b0}.byline-divider{width:1px;height:12px;background:#b6c4d2}.post-cover{height:300px;border-radius:9px;position:relative;overflow:hidden}.post-cover:before,.post-cover:after{content:"";position:absolute;border-radius:50%;border:2px solid currentColor;opacity:.3}.post-cover:before{height:240px;width:240px;left:-80px;top:65px}.post-cover:after{height:260px;width:260px;right:-70px;top:-80px}.post-cover-label{font-size:10px;position:absolute;top:25px;left:28px;font-weight:800;letter-spacing:.15em}.post-cover-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:125px;opacity:.8;line-height:1}.post-cover-number{position:absolute;right:22px;bottom:12px;font-size:65px;font-weight:800;opacity:.2}.post-disclosure{margin-top:12px;font-size:11px;color:#9a7193}.post-layout{display:grid;grid-template-columns:255px minmax(0,720px);gap:75px;justify-content:center;padding:65px 0 105px}.post-toc{min-width:0}.toc-stick{position:sticky;top:120px;border-left:1px solid var(--line);padding-left:25px}.toc-label{font:800 10px/1 'DM Sans',sans-serif;color:#7093b9;letter-spacing:.15em}.post-toc nav{display:flex;flex-direction:column;gap:15px;margin:25px 0}.post-toc nav a{font-size:12px;color:#7b8a9b;line-height:1.8}.post-toc nav a:hover{color:#275a90}.share-button{border:0;padding:0;background:none;color:#37669a;font-size:11px;font-weight:700;text-align:left}.reading-progress{position:sticky;top:81px;height:3px;background:#edf1f6;z-index:5;margin:-20px 0 35px}.reading-progress span{display:block;background:#628ec4;height:100%;width:0}.post-body{font-size:15px;line-height:2.3;color:#34475d;overflow-wrap:anywhere}.post-body>p:first-child{font-size:16px;font-weight:500;color:#334b65}.post-body p{margin:0 0 26px}.post-body h2{font-size:25px;line-height:1.55;letter-spacing:-.045em;color:#182c42;margin:56px 0 23px;border-top:1px solid var(--line);padding-top:32px;scroll-margin-top:115px}.post-body h3{font-size:18px;color:#213b58;margin:31px 0 15px}.post-body ul,.post-body ol{padding-left:25px;margin:0 0 32px}.post-body li{margin:0 0 9px}.post-body blockquote{border-left:3px solid #a0bde0;padding:16px 22px;background:#f5f8fd;margin:30px 0;color:#37618d}.post-body strong{color:#1e3854;font-weight:800}.post-body a{color:#2b68aa;text-decoration:underline}.post-body table{width:100%;border-collapse:collapse;margin:25px 0;display:block;overflow-x:auto}.post-body td,.post-body th{padding:12px;border:1px solid var(--line);font-size:12px}.post-body th{background:#f2f6fb}.offer-block{border:1px solid #b9d2ec;background:#f6f9fe;padding:25px;border-radius:8px;margin-top:44px}.offer-label{float:right;color:#516e8d;border:1px solid #bed1e4;border-radius:4px;padding:2px 8px;font-size:10px}.offer-block h3{font-size:21px;margin:16px 0}.offer-block p{font-size:13px;line-height:1.9;color:#697b8e}.offer-block small{display:block;color:#8795a7;margin-top:14px}.post-end{text-align:center;border-top:1px solid var(--line);padding:34px 0;margin-top:45px}.post-end span{font:800 22px/1 'DM Sans',sans-serif;letter-spacing:-.065em;color:#315e91}.post-end p{font-size:12px;color:#8293a5;margin:10px 0}.post-nav{border:1px solid var(--line);border-radius:8px;padding:23px 26px}.post-nav>.kicker{font-size:9px}.post-nav>a{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:17px}.post-nav a small{display:block;color:#8193a5;font-size:10px;margin-bottom:5px}.post-nav a strong{display:block;font-size:16px;line-height:1.7}.next-icon{font-size:24px;color:#3c709e}.related-section{padding:80px 0 95px;background:#f8fafd;border-top:1px solid var(--line)}
@media(max-width:1100px){.container{width:min(calc(100% - 56px),var(--max))}.desktop-nav{gap:19px}.header-action{margin-left:0}.hero-grid{gap:36px}.hero h1{font-size:clamp(40px,5vw,57px)}.category-layout{gap:60px}.post-header-grid{grid-template-columns:1fr 330px;gap:35px}.post-layout{grid-template-columns:205px minmax(0,720px);gap:42px}}
@media(max-width:760px){.container{width:calc(100% - 40px)}.header-inner{height:66px}.brand-name{font-size:21px}.brand-symbol{width:26px;height:26px}.desktop-nav,.header-action{display:none}.mobile-menu-toggle{display:flex;border:1px solid var(--line2);border-radius:5px;width:40px;height:38px;align-items:center;flex-direction:column;justify-content:center;gap:6px;background:#fff;padding:0;margin-left:auto}.mobile-menu-toggle span{width:17px;height:1.5px;background:#2a4a69}.mobile-nav:not([hidden]){display:flex;flex-direction:column;background:#fff;padding:14px 20px 18px;border-top:1px solid var(--line);box-shadow:0 20px 35px rgba(20,45,80,.06)}.mobile-nav a{font-size:13px;font-weight:700;padding:11px 0;border-bottom:1px solid #f0f2f5}.hero-grid{padding:53px 0 32px;grid-template-columns:1fr;gap:40px}.hero h1{font-size:clamp(41px,10vw,58px);line-height:1.42;margin:23px 0 21px}.hero-lead{font-size:13px;line-height:2}.hero-art{height:370px}.hero-footnote{margin-top:19px}.hero-bottom{font-size:8px;letter-spacing:.06em;flex-wrap:wrap;gap:12px;padding:16px 0}.hero-bottom span{flex:1;white-space:nowrap}.section{padding:67px 0}.section-heading{align-items:start;flex-direction:column;gap:15px;margin-bottom:27px}.section-heading h2{font-size:29px;margin:13px 0 8px}.section-heading .text-link{margin-bottom:0}.featured-grid,.article-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feature-card-art{height:165px}.feature-card-body{padding:18px}.feature-card h3{font-size:15px}.feature-card p{font-size:11px}.category-layout{grid-template-columns:1fr;gap:25px}.category-intro h2{font-size:30px}.roadmap-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.roadmap-step:nth-child(2){border-right:0}.roadmap-step:nth-child(-n+2){border-bottom:1px solid var(--line)}.closing-layout{grid-template-columns:1fr;gap:20px}.footer-main{gap:30px;flex-wrap:wrap}.footer-menu{gap:44px}.post-header-grid{grid-template-columns:1fr;gap:25px;margin-top:34px}.post-cover{height:230px}.post-layout{grid-template-columns:1fr;padding:30px 0 80px}.post-toc{display:none}.post-header{padding-bottom:38px}.post-header h1{font-size:31px}.post-byline{gap:8px}.reading-progress{top:65px;margin:0 0 30px}.page-hero{padding:53px 0 46px}.page-hero h1{font-size:41px}.guide-stage{grid-template-columns:75px 1fr;gap:22px}.guide-stage-arrow{display:none}.guide-stage-number{font-size:44px}.guide-stage h2{font-size:22px}.guide-quote{padding:36px 30px}.guide-quote h2{font-size:27px}}
@media(max-width:480px){.container{width:calc(100% - 36px)}.hero-grid{padding-top:44px}.hero h1{font-size:clamp(36px,10.4vw,46px)}.hero-lead{font-size:12px}.desktop-only{display:none}.btn{font-size:12px;min-height:49px;padding:13px 15px;gap:14px}.hero-art{height:310px}.art-circle-one{width:300px;height:300px}.art-circle-two{width:210px;height:210px}.art-piece-back{width:226px;height:216px}.art-piece-front{width:232px;height:222px;padding:24px}.art-piece-front strong{font-size:30px}.art-piece-front i{font-size:26px}.art-index{left:20px;top:20px;font-size:8px}.art-bottom{bottom:18px;left:19px;right:18px;font-size:8px}.art-side-label{font-size:8px}.section{padding:60px 0}.featured-grid,.article-grid{grid-template-columns:1fr;gap:16px}.feature-card-art{height:180px}.feature-card-body{padding:22px}.feature-card h3{font-size:17px}.feature-card p{font-size:12px}.article-card-art{height:180px}.article-card h3{font-size:16px}.roadmap-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.roadmap-step{padding:18px 15px 22px;min-height:236px}.roadmap-symbol{font-size:37px;height:70px}.roadmap-step h3{font-size:14px}.roadmap-step p{font-size:11px}.section-heading h2{font-size:28px}.closing-section{padding:53px 0}.footer-main{padding:48px 0}.footer-menu{gap:35px}.footer-bottom{font-size:9px}.page-hero h1{font-size:38px}.page-hero p{font-size:12px}.filter-buttons{gap:5px}.filter-btn{padding:8px 10px;font-size:11px}.search-box{width:100%}.search-box input{width:100%;flex:1}.next-step-banner{padding:27px 21px;display:block}.next-step-banner .btn{margin-top:21px}.guide-stage{grid-template-columns:53px 1fr;gap:14px;padding:37px 0}.guide-stage-number{font-size:35px}.guide-stage-number span{font-size:8px}.guide-stage h2{font-size:20px}.guide-stage p{font-size:12px}.guide-quote{padding:27px 22px}.post-header h1{font-size:28px}.post-deck{font-size:13px}.post-body{font-size:14px}.post-body h2{font-size:22px}.post-body h3{font-size:17px}.info-text p{font-size:13px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}


/* HITOHABA 2026.10: beginner-first landing and contact */
.hero-v2 {background:#fff;}
.hero-v2 .hero-grid{padding:76px 0 48px;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:65px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:9px;border-radius:50px;background:#edf4ff;border:1px solid #d9e7fa;color:#275c9b;font-size:12px;font-weight:800;padding:8px 15px}
.badge-dot{width:7px;height:7px;background:#4381cb;border-radius:50%}.badge-extra{font-weight:500;color:#6888ab}
.hero-v2 h1{font-size:clamp(44px,4.7vw,65px);letter-spacing:-.068em;line-height:1.45;margin:26px 0 22px}
.hero-v2 .hero-highlight{color:#2c65a2;box-shadow:none;background:linear-gradient(transparent 84%,#dceaff 84%);padding:0}
.hero-v2 .hero-lead{color:#526479;font-size:15px;line-height:2.05;max-width:540px}
.hero-v2 .hero-actions{margin-top:32px}.hero-v2 .btn-primary{background:#20548c;box-shadow:0 8px 22px rgba(32,84,140,.13)}
.hero-v2 .hero-footnote{margin-top:23px;color:#60758d;font-size:11px}
.hero-solution{border:1px solid #dde6f1;border-radius:14px;background:linear-gradient(145deg,#f8fbff,#edf4fe);padding:33px;min-width:0;box-shadow:0 19px 55px rgba(30,70,117,.075)}
.solution-upper,.solution-tail{display:flex;justify-content:space-between;align-items:center;gap:14px;color:#7490b1;font-size:10px;font-weight:800;letter-spacing:.12em}
.solution-title{font-size:25px;line-height:1.55;margin:26px 0 23px;color:#20344b;letter-spacing:-.05em;font-weight:700}
.solution-title strong{font-size:33px;color:#1a497d}.solution-list{display:flex;flex-direction:column;gap:10px}
.solution-list a{display:grid;grid-template-columns:43px minmax(0,1fr) 20px;align-items:center;gap:11px;border:1px solid #e1e9f3;background:#fff;border-radius:10px;padding:19px 16px;transition:border-color .2s,transform .2s;}
.solution-list a:hover{border-color:#8eadd5;transform:translateY(-2px)}.solution-number{font-size:16px;color:#5f86b4;font-weight:800}
.solution-list strong,.solution-list small{display:block}.solution-list strong{font-size:14px;line-height:1.5;color:#1b2f46}.solution-list small{font-size:11px;color:#7f90a4;line-height:1.5;margin-top:3px}.solution-arrow{font-size:20px;color:#3b75b0}
.solution-tail{margin-top:24px;justify-content:start;letter-spacing:0;font-size:11px;font-weight:600}.solution-tail-mark{display:grid;place-items:center;width:27px;height:27px;background:#dae7f8;border-radius:50%;color:#2f669f;font-size:16px}
.reassurance-row{padding:24px 0 28px;display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);color:#586e86;font-size:12px;font-weight:700}
.reassurance-row b{font-size:10px;color:#7a9cc4;margin-right:8px}
.intent-section{background:#f7f9fd;border-block:1px solid #e7eef7;padding:77px 0}
.intent-inner{display:grid;grid-template-columns:270px minmax(0,1fr);gap:42px;align-items:center}.intent-eyebrow{font-size:10px;font-weight:800;letter-spacing:.13em;color:#6087b7}.intent-heading h2{font-size:29px;line-height:1.45;margin:16px 0;color:#172c44}.intent-heading p{font-size:12px;color:#738399;line-height:2}
.intent-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.intent-options a{display:flex;flex-direction:column;justify-content:space-between;gap:19px;min-height:199px;background:#fff;border:1px solid #e1e8f0;border-radius:10px;padding:21px 17px;transition:transform .2s,border-color .2s}
.intent-options a:hover{transform:translateY(-3px);border-color:#a7c1df}.intent-options span{font-size:9px;color:#6e91bd;font-weight:800;letter-spacing:.11em}.intent-options strong{font-size:14px;line-height:1.8}.intent-options i{font-size:11px;font-weight:700;color:#376ca5;font-style:normal}
.contact-head{background:#f8fafd;border-bottom:1px solid var(--line);padding:70px 0}.contact-head h1{font-size:clamp(32px,4vw,48px);margin:20px 0}.contact-head p{color:#617186;max-width:630px;font-size:14px;line-height:2}
.contact-area{padding:68px 0 110px}.contact-layout{display:grid;grid-template-columns:minmax(0,300px) minmax(0,700px);justify-content:space-between;gap:65px}.contact-aside h2{font-size:20px;margin:0 0 18px}.contact-aside p{font-size:13px;color:#687b90;line-height:2.15}.contact-aside>a{font-size:12px;color:#356ea8;font-weight:700;text-decoration:underline;text-underline-offset:4px}
.contact-panel{border:1px solid #e1e9f1;border-radius:13px;padding:35px;background:#fff}.form-setup{border:1px solid #b4cdeb;background:#eef5ff;padding:18px 20px;border-radius:8px;margin-bottom:30px;color:#284f7e}.form-setup strong{font-size:13px}.form-setup p{margin:7px 0 0;font-size:12px;line-height:1.8}
.contact-form{display:flex;flex-direction:column;gap:23px}.form-field label{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:800;margin-bottom:10px}.form-field label span{font-size:10px;border-radius:3px;padding:2px 5px;background:#e9f1fa;color:#376aa2}.form-field input,.form-field textarea,.form-field select{display:block;width:100%;border:1px solid #dce5ef;background:#fff;border-radius:7px;color:#1c3046;font-size:14px;padding:13px 15px;transition:border-color .2s}.form-field textarea{resize:vertical;min-height:155px}.form-field :is(input,textarea,select):focus{outline:3px solid #dcecff;border-color:#477eb9}.form-field>p{font-size:11px;color:#8190a0;margin:8px 0 0}
.privacy-check{display:flex;align-items:flex-start;gap:10px;line-height:1.9;font-size:12px;color:#425870;cursor:pointer}.privacy-check input{accent-color:#245d9b;flex:none;width:16px;height:16px;margin-top:4px}.privacy-check a{text-decoration:underline;text-underline-offset:3px;color:#255d97}.contact-submit{width:100%;justify-content:center;gap:30px}.contact-submit:disabled{opacity:.44;cursor:not-allowed}.form-honey{position:absolute;left:-99999px;height:1px;overflow:hidden}.form-feedback{margin:-8px 0 0;font-size:12px;color:#2a6e55}.form-feedback.is-error{color:#aa3434}
@media(max-width:1100px){.hero-v2 .hero-grid{gap:37px}.intent-inner{grid-template-columns:1fr;gap:25px}.intent-heading h2 br{display:none}}
@media(max-width:760px){.hero-v2 .hero-grid{grid-template-columns:1fr;gap:30px;padding:45px 0 37px}.hero-v2 h1{font-size:clamp(41px,9vw,57px)}.hero-v2 .hero-lead{font-size:14px}.hero-solution{padding:25px}.reassurance-row{flex-wrap:wrap;gap:13px}.intent-section{padding:55px 0}.intent-options{grid-template-columns:repeat(3,minmax(0,1fr))}.intent-options a{padding:16px 12px}.intent-options strong{font-size:12px}.contact-layout{grid-template-columns:1fr;gap:30px}.contact-area{padding:42px 0 80px}}
@media(max-width:580px){.hero-badge{font-size:11px}.badge-extra{display:none}.hero-v2 h1{font-size:clamp(36px,10vw,48px);line-height:1.45}.hero-v2 .hero-lead br{display:none}.hero-v2 .hero-lead{font-size:13px}.hero-v2 .hero-actions{display:grid;grid-template-columns:1fr;gap:10px}.hero-v2 .hero-actions .btn{justify-content:space-between}.hero-v2 .hero-footnote{font-size:10px;line-height:1.8}.hero-solution{padding:21px 18px}.solution-title{font-size:20px}.solution-title strong{font-size:27px}.solution-list a{grid-template-columns:30px 1fr 13px;padding:17px 12px;gap:7px}.solution-list strong{font-size:13px}.solution-list small{font-size:10px}.reassurance-row{display:grid;grid-template-columns:1fr;gap:9px;font-size:11px}.intent-options{grid-template-columns:1fr}.intent-options a{min-height:unset;gap:10px;padding:17px 20px}.intent-options strong{font-size:14px}.intent-heading h2{font-size:26px}.contact-head{padding:48px 0}.contact-panel{padding:24px 19px}}

/* 2026-10-18: brand-first hero wording; retain clear AI side-project intent beneath */
.hero-v2 .hero-eyebrow{display:flex;align-items:center;gap:11px;margin:0;color:#396da3;font-size:13px;font-weight:750;letter-spacing:.025em;line-height:1.8}
.hero-eyebrow-line{display:inline-block;flex:0 0 22px;height:1px;background:#719bc7}
.hero-v2 h1{margin:27px 0 25px;font-size:clamp(42px,4.65vw,65px);line-height:1.5;letter-spacing:-.07em}
.hero-v2 .hero-brand-highlight{display:inline-block;position:relative;color:#2d629c;background:none;box-shadow:none;white-space:nowrap}
.hero-v2 .hero-brand-highlight::after{content:"";position:absolute;z-index:-1;left:-2px;right:-3px;bottom:10px;width:auto;height:12px;background:#e3eeff}
.hero-v2 .hero-question{font-size:15px;line-height:1.9;color:#243f5b;font-weight:750;margin:0 0 13px;max-width:520px}
.hero-v2 .hero-lead{font-size:14px;line-height:2.05;color:#5c6f84;margin:0 0 27px;max-width:530px}
.hero-v2 .hero-actions{margin-top:0}
@media(max-width:760px){.hero-v2 h1{font-size:clamp(41px,8.2vw,56px)}.hero-v2 .hero-eyebrow{font-size:12px}.hero-v2 .hero-question{font-size:14px}.hero-v2 .hero-lead{font-size:13px}}
@media(max-width:580px){.hero-v2 .hero-grid{padding-top:48px}.hero-v2 h1{font-size:clamp(34px,9.3vw,46px);line-height:1.5;margin:18px 0 22px}.hero-v2 .hero-brand-highlight::after{bottom:5px;height:9px}.hero-v2 .hero-eyebrow{font-size:11px;gap:8px}.hero-eyebrow-line{flex-basis:14px}.hero-v2 .hero-question{font-size:13px;margin-bottom:8px}.hero-v2 .hero-lead{font-size:12px;line-height:1.95;margin-bottom:24px}}