@font-face{font-family:SiraSerif;src:url('/assets/CormorantGaramond-Medium.ttf') format('truetype');font-weight:500;font-style:normal;font-display:swap}
:root{--paper:#fff8ed;--green:#1c4939;--wine:#782f43;--ink:#2c2422;--muted:#596158;--gold:#c4a369;--line:#d7c8b1;--serif:SiraSerif,Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,'Helvetica Neue','IBM Plex Sans Thai',Arial,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.85 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid var(--gold);outline-offset:5px}.page-shell{max-width:1440px;margin:auto;padding:0 64px}.masthead{height:122px;display:flex;justify-content:space-between;align-items:center;gap:25px;border-bottom:1px solid var(--line)}.brand-mark{display:flex;align-items:center;gap:17px}.brand-mark img{display:block;width:40px;height:68px}.brand-name{font:500 24px/1.1 var(--serif);letter-spacing:.025em;color:var(--green)}.brand-name small{display:block;font:500 8px/1.6 var(--sans);letter-spacing:.14em;color:var(--wine);margin-top:8px}.header-link{font-size:13px;font-weight:600;color:var(--green);display:flex;align-items:center;gap:25px;border:1px solid #a48c67;border-radius:30px;padding:11px 20px}.header-link:hover{background:var(--green);color:var(--paper);border-color:var(--green)}.introduction{padding:60px 0 54px}.eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:600;letter-spacing:.22em;color:var(--wine)}.eyebrow>span{width:30px;height:2px;background:var(--wine)}h1{font:500 clamp(64px,9.3vw,132px)/1 var(--serif);letter-spacing:-.04em;color:var(--green);margin:26px 0 15px}.tagline{font:italic 500 clamp(25px,3.5vw,46px)/1.25 var(--serif);color:var(--wine);margin:0}.gateway-grid{display:grid;grid-template-columns:1.16fr 1fr 1fr;gap:18px}.division{padding:29px 28px 32px;min-width:0;min-height:310px;position:relative;display:flex;flex-direction:column;border-radius:3px;overflow:hidden}.division:after{content:'';position:absolute;left:28px;right:28px;top:0;height:3px;background:var(--gold)}.division-featured{background:var(--green);color:var(--paper)}.division-editions{background:var(--wine);color:var(--paper)}.division-systems{background:#efdfbe;color:var(--green)}.division-top{display:flex;align-items:center;gap:12px;font-size:10px;letter-spacing:.055em;line-height:1.5}.division-number{color:#f0d9ab}.division-category{color:#f5e9d6}.division-systems .division-number{color:var(--wine)}.division-systems .division-category{color:var(--green)}h2{font:500 clamp(31px,3.2vw,46px)/1.14 var(--serif);letter-spacing:-.035em;margin:30px 0 17px;white-space:nowrap}.lining-nine{font-variant-numeric:lining-nums;font-feature-settings:'lnum' 1}.division p{font-size:14px;line-height:1.95;margin:0 0 24px;text-wrap:pretty;color:#f3ecdf}.division-systems p{color:#385244}.studio-button{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;background:var(--paper);border:1px solid var(--paper);color:var(--green);font-size:13px;font-weight:600;padding:13px 18px;min-height:50px;margin-top:auto;align-self:flex-start;transition:background .2s,transform .2s}.studio-button:hover{background:#ead5a8;border-color:#ead5a8;transform:translateY(-2px)}.course-link{margin-top:27px;padding:23px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:14px}.course-link>span{color:var(--wine);font-weight:600;letter-spacing:.025em}.course-link a{color:var(--green);display:flex;gap:28px;align-items:center;border-bottom:1px solid var(--green);padding-bottom:4px;font-size:13px;font-weight:500}.course-link a:hover{color:var(--wine);border-color:var(--wine)}footer{padding:25px 0 32px;display:flex;justify-content:space-between;gap:15px;font-size:10px;color:var(--muted);letter-spacing:.035em}.sira-gateway .sira-contact{display:none}.arrow-icon{width:15px;height:15px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
@media(min-width:1500px){.page-shell{padding-inline:80px}.masthead{height:140px}.introduction{padding-block:70px 65px}.division{min-height:345px;padding:34px 32px}}
@media(max-width:1100px){.page-shell{padding-inline:38px}.gateway-grid{gap:14px}.division{padding-inline:21px}.division:after{left:21px;right:21px}.division p{font-size:13px}.desktop-break{display:none}.division-top{font-size:9px;gap:8px}h2{font-size:36px}.studio-button{font-size:12px;gap:16px;padding-inline:13px}}
@media(max-width:850px) and (min-width:761px){.gateway-grid{grid-template-columns:1fr 1fr}.division-featured{grid-column:1/-1;min-height:260px}.division-featured h2{font-size:48px}.division{min-height:240px}}
@media(max-width:760px){.page-shell{padding-inline:24px}.masthead{height:106px;gap:14px}.brand-mark{gap:10px}.brand-mark img{width:32px;height:55px}.brand-name{font-size:20px}.brand-name small{font-size:6px;letter-spacing:.09em;margin-top:6px}.header-link{font-size:11px;gap:12px;padding:9px 13px}.header-link .arrow-icon{width:12px;height:12px}.introduction{padding:43px 0 36px}.eyebrow{font-size:9px;letter-spacing:.17em}.eyebrow>span{width:22px}h1{font-size:clamp(43px,10.7vw,76px);margin:24px 0 14px;letter-spacing:-.045em}.tagline{font-size:clamp(26px,6.7vw,39px);max-width:360px;line-height:1.2}.gateway-grid{grid-template-columns:1fr;gap:16px}.division{padding:27px 25px 29px;min-height:225px}.division-featured{min-height:300px}.division:after{left:25px;right:25px}.division-top{font-size:10px;gap:12px}h2{font-size:43px;margin:26px 0 15px}.division p{font-size:15px;line-height:1.9;max-width:460px;margin-bottom:25px}.studio-button{font-size:13px;gap:35px;padding:13px 19px}.course-link{margin-top:8px;align-items:flex-start;flex-direction:column;gap:12px;padding-block:25px;font-size:13px}.course-link a{font-size:12px}footer{font-size:9px;padding-block:24px 29px;flex-wrap:wrap}}
@media(max-width:370px){.page-shell{padding-inline:18px}.brand-name{font-size:18px}.brand-name small{max-width:105px}.header-link{font-size:10px;padding-inline:10px;gap:8px}.division{padding-inline:22px}h2{font-size:39px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.tagline span{white-space:nowrap}

/* SIRA Showroom visual language — brand gateway only. JLPT sales routes remain unchanged. */
body.sira-gateway{background:radial-gradient(ellipse at 90% 12%,#146c6670,transparent 42%),radial-gradient(ellipse at 1% 80%,#b4546c60,transparent 46%),linear-gradient(125deg,#311a2c 4%,#642b48 56%,#123e43 100%);color:#fff2e7;min-height:100vh}
.sira-gateway .masthead{border-bottom:1px solid #f3d5b452}
.sira-gateway .brand-name{color:#fff5e9}.sira-gateway .brand-name small{color:#e4bfa8}
.sira-gateway .header-link{color:#ffe6c2;border:1px solid #e1b78d91;background:#ffffff0b;transition:background .2s,transform .2s}
.sira-gateway .header-link:hover{background:#f1ca8a;border-color:#f1ca8a;color:#321d2d;transform:translateY(-1px)}
.sira-gateway .eyebrow{color:#f3c989}.sira-gateway .eyebrow>span{background:#f3c989}
.sira-gateway .introduction{position:relative;padding-top:72px;padding-bottom:60px}
.sira-gateway h1{color:#fff8ed;text-shadow:0 10px 38px #170b193f}
.sira-gateway .tagline{color:#f0c88b}.sira-gateway .tagline span{color:#fff4e6}
.sira-gateway .gateway-grid{gap:20px}
.sira-gateway .division{border-radius:15px;box-shadow:0 18px 44px #130e245a;border:1px solid #f4d39f6a;min-height:315px}
.sira-gateway .division:after{left:25px;right:25px;height:4px;background:#f0c987}
.sira-gateway .division-featured{background:linear-gradient(145deg,#146d66,#0e3e46);color:#fff7ee}
.sira-gateway .division-editions{background:linear-gradient(145deg,#8a3454,#3d1d31);color:#fff7ee}
.sira-gateway .division-systems{background:linear-gradient(150deg,#fff1df,#e9d2b3);color:#372336;border-color:#eabf82}
.sira-gateway .division-systems .division-number{color:#8b3454}.sira-gateway .division-systems .division-category{color:#5a4251}
.sira-gateway .division-systems p{color:#584b49}
.sira-gateway .studio-button{background:#f4cd8b;border-color:#f4cd8b;color:#402439;border-radius:8px;font-weight:700}
.sira-gateway .studio-button:hover{background:#ffe4ae;border-color:#ffe4ae}
.sira-gateway .course-link{border-bottom-color:#e2c4aa69;border-top:1px solid #e2c4aa38;margin-top:33px;padding:26px 5px}
.sira-gateway .course-link>span{color:#f5cb90}.sira-gateway .course-link a{color:#fff4e5;border-bottom-color:#f6d9b0}
.sira-gateway .course-link a:hover{color:#f6d091;border-color:#f6d091}
.sira-gateway footer{color:#e1c8cc}.sira-gateway footer a:hover{color:#f4cf95}
@media(max-width:760px){.sira-gateway .introduction{padding-top:50px;padding-bottom:39px}.sira-gateway .division{min-height:235px}.sira-gateway .division-featured{min-height:290px}.sira-gateway .gateway-grid{gap:16px}}