/* Four independent official homepages; catalog and reader styles remain separate. */
.official-home{--oh-ink:var(--text);--oh-accent:var(--green);--oh-paper:var(--paper);max-width:1440px;margin:auto;padding:30px clamp(18px,4vw,60px) 100px;color:var(--oh-ink)}
.official-home *{box-sizing:border-box}.official-home a{text-decoration:none}.official-home .oh-kicker{display:block;font-size:12px;font-weight:750;letter-spacing:.16em;text-transform:uppercase;color:var(--oh-accent)}
.official-home .oh-hero{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(320px,.94fr);min-height:610px;overflow:hidden}
.official-home .oh-copy{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:clamp(34px,5vw,76px)}
.official-home .oh-copy h1{font-size:clamp(50px,6.5vw,94px);line-height:1.12;letter-spacing:-.065em;margin:22px 0 26px}.official-home .oh-copy h1 em{font-style:normal;color:var(--oh-accent)}
.official-home .oh-copy p{max-width:510px;font-size:clamp(16px,1.35vw,19px);line-height:1.9;margin:0;color:var(--muted)}
.official-home .oh-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:38px}.official-home .oh-primary{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:13px 23px;background:var(--oh-accent);color:#fff;font-weight:800;letter-spacing:.02em}.official-home .oh-secondary{display:inline-flex;align-items:center;min-height:52px;padding:12px 8px;color:var(--oh-ink);font-weight:700;border-bottom:1px solid currentColor}
.official-home .oh-primary:hover,.official-home .oh-primary:focus-visible{filter:brightness(1.1);transform:translateY(-2px)}.official-home .oh-secondary:hover,.official-home .oh-secondary:focus-visible{text-decoration:underline}.official-home a:focus-visible{outline:3px solid var(--oh-accent);outline-offset:4px}
.official-home .oh-art{display:block;position:relative;min-height:610px;overflow:hidden;background:var(--soft)}.official-home .oh-art img{width:100%;height:100%;max-height:720px;object-fit:cover;object-position:center 27%;display:block}.official-home .oh-art-label{position:absolute;left:0;right:0;bottom:0;z-index:1;display:flex;flex-direction:column;gap:8px;padding:34px;background:linear-gradient(transparent,#141414dc 25%);color:#fff}.official-home .oh-art-label small{font-size:11px;letter-spacing:.15em;text-transform:uppercase}.official-home .oh-art-label strong{font-size:clamp(23px,2.4vw,35px);line-height:1.3}.official-home .oh-art-label b{font-size:13px}
.official-home .continue-banner{margin:28px 0}.official-home h2{font-size:clamp(30px,3.8vw,54px);line-height:1.25;letter-spacing:-.045em;margin:14px 0 24px}.official-home .oh-section-head{display:flex;align-items:flex-end;flex-wrap:wrap;gap:12px 24px;margin-bottom:24px}.official-home .oh-section-head .oh-kicker{width:100%}.official-home .oh-section-head h2{margin:0 auto 0 0}.official-home .oh-section-head>a{font-weight:800;color:var(--oh-accent);padding-bottom:7px}.official-home .reading-faq{margin-top:90px}.official-home .reading-faq h2{font-size:clamp(26px,3vw,38px)}
.official-main{--oh-accent:#1e745c}.official-main .oh-hero{background:#eaf1e8;border-radius:24px}.official-main .oh-copy{background:radial-gradient(circle at 8% 12%,#fff9d8,transparent 38%),#eaf1e8}.official-main .oh-note{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:48px;color:#315c4e;font-size:12px;font-weight:800;letter-spacing:.06em}.official-main .oh-note span:before{content:'●';font-size:7px;margin-right:9px}.official-main .oh-editorial{display:grid;grid-template-columns:1fr 1.35fr;gap:8%;padding:100px 4%}.official-main .oh-editorial>div:first-child p{font-size:18px;line-height:1.9;color:var(--muted)}.official-main .oh-feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.official-main .oh-feature-list article{border-top:2px solid #246f59;padding:20px 14px}.official-main .oh-feature-list b{font-size:12px;color:#568978}.official-main .oh-feature-list h3{font-size:22px;margin:30px 0 9px}.official-main .oh-feature-list p{font-size:14px;line-height:1.8;color:var(--muted)}.official-main .oh-topics{padding:48px;background:#f6f4ec;border-radius:20px}.official-main .oh-topics nav{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.official-main .oh-topics nav a{position:relative;display:flex;flex-direction:column;gap:12px;min-height:146px;padding:24px 45px 20px 23px;background:#fff;color:#1b3d32;border:1px solid #d7e4da;border-radius:12px}.official-main .oh-topics nav strong{font-size:22px}.official-main .oh-topics nav span{font-size:13px;line-height:1.65;color:#667a70;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.official-main .oh-topics nav b{position:absolute;right:19px;top:24px}.official-main .oh-final{text-align:center;padding:100px 20px 0}.official-main .oh-final .oh-primary{margin-top:10px}
.official-rose{--oh-accent:#8c3152;font-family:Georgia,"Songti SC",serif}.official-rose .oh-hero{background:#fbf4ed;border:1px solid #dfc7c4}.official-rose .oh-copy{background:linear-gradient(140deg,#fff9f2,#f3e3dd)}.official-rose .oh-copy h1{font-size:clamp(60px,7vw,104px);font-weight:600}.official-rose .oh-copy h1 i{font-style:normal;color:#9b4260}.official-rose .oh-copy p{font-family:-apple-system,"PingFang SC",sans-serif}.official-rose .oh-primary{border-radius:2px}.official-rose .oh-side-note{margin-top:60px;color:#9b6470;letter-spacing:.1em}.official-rose .oh-art{margin:28px;min-height:550px;box-shadow:18px 18px 0 #d9bdba;transform:rotate(1.5deg)}.official-rose .oh-art img{height:550px}.official-rose .oh-letter{text-align:center;max-width:800px;margin:105px auto;padding:70px 50px;border-top:1px solid #bc8d99;border-bottom:1px solid #bc8d99}.official-rose .oh-letter p{font-family:-apple-system,"PingFang SC",sans-serif;line-height:2;font-size:17px;color:var(--muted)}.official-rose .oh-letter a{display:inline-block;margin-top:20px;color:#8c3152;border-bottom:1px solid #8c3152;padding-bottom:5px}.official-rose .oh-topics nav{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.official-rose .oh-topics nav a{display:flex;align-items:center;justify-content:space-between;min-height:106px;padding:25px;color:#77304b;background:#fff8f4;border:1px solid #e8cfd0;font-size:22px}.official-rose .oh-process{margin-top:90px;padding:60px;background:#f4e8e4}.official-rose .oh-process>div{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin:30px 0}.official-rose .oh-process p{line-height:1.7}.official-rose .oh-process b{display:block;color:#8c3152;font-size:13px;margin-bottom:16px}
.official-sakura{--oh-accent:#a75676;font-family:Georgia,"Songti SC",serif}.official-sakura .oh-hero{position:relative;gap:5%;align-items:center;overflow:visible;min-height:640px;background:radial-gradient(circle at 14% 16%,#f4d7d9 0 9px,transparent 10px),radial-gradient(circle at 62% 85%,#e6b2c7 0 12px,transparent 13px),#fff4ed;border-radius:100px 18px 100px 18px}.official-sakura .oh-copy{padding-left:10%}.official-sakura .oh-copy h1{font-weight:600}.official-sakura .oh-art{min-height:510px;height:510px;margin-right:11%;border:10px solid #fff;box-shadow:0 22px 45px #9b657d40;transform:rotate(-3deg);border-radius:8px 8px 70px 8px}.official-sakura .oh-art img{height:100%}.official-sakura .oh-art-label{border-radius:0 0 60px 0}.official-sakura .oh-shelf{margin-top:100px}.official-sakura .oh-shelf .oh-section-head p{width:100%;line-height:1.8;color:var(--muted)}.official-sakura .oh-shelf nav{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.official-sakura .oh-shelf nav a{display:grid;grid-template-columns:36px 1fr 26px;gap:12px;align-items:center;padding:26px;background:#fffdfa;border:1px solid #ecd9d8;color:#674253}.official-sakura .oh-shelf nav small{color:#b97892}.official-sakura .oh-shelf nav strong{font-size:22px}.official-sakura .oh-shelf nav span{grid-column:2;grid-row:2;font-size:13px;line-height:1.6;color:#8b6c77}.official-sakura .oh-shelf nav b{grid-column:3;grid-row:1}.official-sakura .oh-how{display:grid;grid-template-columns:1fr 190px;gap:10%;align-items:center;margin-top:100px;padding:60px 8%;background:#f8e8ed;border-radius:50px 8px 50px 8px}.official-sakura .oh-how p{line-height:1.9;color:#725b65;margin-bottom:26px}.official-sakura .oh-how-mark{font-size:50px;line-height:1.24;text-align:center;color:#bd7f9b}.official-sakura .oh-final{text-align:center;padding:90px 20px 0}
.official-neon{--oh-accent:#74e4d9;--oh-ink:#edf4f4;--muted:#bacad2;max-width:none;padding:0 0 100px}.official-neon .oh-hero{grid-template-columns:1fr 1fr;min-height:690px;background:linear-gradient(130deg,#152536,#10212c 60%,#2b2339);border-bottom:1px solid #41616b}.official-neon .oh-copy{padding-left:clamp(30px,7vw,120px);border-left:8px solid #74e4d9}.official-neon .oh-copy h1{font-weight:900;font-size:clamp(60px,7vw,110px);text-transform:uppercase}.official-neon .oh-copy h1 em{color:#ff84a2}.official-neon .oh-primary{background:#74e4d9;color:#0e2630}.official-neon .oh-secondary{color:#e9f4f4}.official-neon .oh-art{min-height:690px}.official-neon .oh-art img{max-height:800px;filter:saturate(1.1)}.official-neon .oh-art-label{padding:55px}.official-neon .oh-art-label small{color:#79e3d9}.official-neon .oh-tags{display:flex;gap:8px;margin-top:60px}.official-neon .oh-tags span{font:700 11px ui-monospace,monospace;border:1px solid #53727e;padding:7px 10px;color:#9edbd5}.official-neon .oh-manifesto,.official-neon .oh-channels,.official-neon .oh-final,.official-neon .reading-faq,.official-neon .continue-banner{max-width:1380px;margin-left:auto;margin-right:auto;padding-left:clamp(20px,5vw,70px);padding-right:clamp(20px,5vw,70px)}.official-neon .oh-manifesto{display:grid;grid-template-columns:1fr 1fr;column-gap:10%;padding-top:100px;padding-bottom:100px}.official-neon .oh-manifesto .oh-kicker{grid-column:1/-1}.official-neon .oh-manifesto>div{display:grid;gap:14px}.official-neon .oh-manifesto p{font-size:17px;line-height:1.9;color:#afc2ca;margin:0}.official-neon .oh-channels{padding-top:60px;padding-bottom:70px;background:#172635}.official-neon .oh-channels nav{display:grid;grid-template-columns:repeat(3,1fr)}.official-neon .oh-channels nav a{display:grid;grid-template-columns:1fr auto;gap:9px;min-height:170px;padding:25px;border:1px solid #365463;color:#effafa}.official-neon .oh-channels nav small{color:#74e4d9;font:800 12px ui-monospace,monospace}.official-neon .oh-channels nav strong{grid-column:1;font-size:25px}.official-neon .oh-channels nav span{grid-column:1;line-height:1.6;font-size:13px;color:#a5bac3}.official-neon .oh-channels nav b{grid-column:2;grid-row:1;color:#74e4d9}.official-neon .oh-final{padding-top:90px}.official-neon .oh-final h2{font-size:clamp(45px,5vw,72px)}
@media(max-width:900px){.official-home .oh-hero{grid-template-columns:1fr 42%;min-height:520px}.official-home .oh-art{min-height:520px}.official-main .oh-editorial{grid-template-columns:1fr;gap:30px}.official-neon .oh-manifesto{grid-template-columns:1fr}.official-neon .oh-channels nav,.official-main .oh-topics nav{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.official-home{padding:18px 15px 70px}.official-home .oh-hero{display:flex;flex-direction:column;min-height:0}.official-home .oh-copy{padding:42px 27px}.official-home .oh-copy h1{font-size:clamp(45px,12vw,66px);margin:16px 0 19px}.official-home .oh-copy p{font-size:15px}.official-home .oh-actions{margin-top:25px;gap:11px}.official-home .oh-primary,.official-home .oh-secondary{min-height:46px;font-size:13px}.official-home .oh-art{height:390px;min-height:390px}.official-home .oh-art img{height:390px}.official-home .oh-art-label{padding:22px}.official-home .oh-section-head h2{width:100%}.official-home .reading-faq{margin-top:65px}.official-main .oh-note{margin-top:28px}.official-main .oh-editorial{padding:65px 4%}.official-main .oh-feature-list{grid-template-columns:1fr;gap:0}.official-main .oh-feature-list article{padding:15px 0}.official-main .oh-feature-list h3{margin:10px 0}.official-main .oh-topics{padding:27px 18px}.official-main .oh-topics nav,.official-rose .oh-topics nav,.official-sakura .oh-shelf nav,.official-neon .oh-channels nav{grid-template-columns:1fr}.official-main .oh-topics nav a{min-height:110px}.official-main .oh-final{padding-top:70px}.official-rose .oh-art{margin:0 26px 28px;min-height:360px;height:360px;transform:rotate(1deg)}.official-rose .oh-art img{height:360px}.official-rose .oh-side-note{margin-top:30px}.official-rose .oh-letter{margin:65px auto;padding:40px 10px}.official-rose .oh-process{margin-top:65px;padding:35px 23px}.official-rose .oh-process>div{grid-template-columns:1fr;gap:5px}.official-rose .oh-process b{display:inline;margin-right:8px}.official-sakura .oh-hero{border-radius:45px 12px 45px 12px}.official-sakura .oh-copy{padding:42px 26px}.official-sakura .oh-art{height:380px;min-height:380px;margin:0 32px 28px;transform:rotate(-2deg)}.official-sakura .oh-art img{height:100%}.official-sakura .oh-shelf{margin-top:70px}.official-sakura .oh-how{grid-template-columns:1fr;padding:40px 25px;margin-top:65px}.official-sakura .oh-how-mark{display:none}.official-neon{padding:0 0 70px}.official-neon .oh-copy{padding:46px 24px;border-left-width:5px}.official-neon .oh-art{height:400px;min-height:400px}.official-neon .oh-art img{height:400px}.official-neon .oh-tags{margin-top:28px}.official-neon .oh-manifesto{padding-top:65px;padding-bottom:65px}.official-neon .oh-channels{padding-top:40px;padding-bottom:40px}.official-neon .oh-channels nav a{min-height:140px}.official-neon .oh-final{padding-top:65px}}