.trigram-detail{--paper:#fbf8f0;--paper-deep:#f3eadb;--indigo:#102c3d;--ink:#20201d;--muted:#625f57;--gold:#b79243;--gold-text:#785e2b;background:var(--paper);color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.85}.trigram-detail *{box-sizing:border-box}.trigram-detail{min-width:0}.trigram-detail :is(header,main,article,section,aside,footer,nav,div,ol,ul,li,a){min-width:0}.trigram-detail h1,.trigram-detail h2,.trigram-detail h3,.trigram-detail .brand-link__name{font-family:"Yu Mincho","Hiragino Mincho ProN",serif}.trigram-detail img{max-width:100%;height:auto}.trigram-detail a{color:var(--indigo);text-underline-offset:.2em}.trigram-detail a:hover{text-decoration-thickness:2px}.trigram-detail :focus-visible{outline:3px solid #1b6ca8;outline-offset:3px}.skip-link{position:fixed;z-index:1000;top:8px;left:8px;transform:translateY(-150%);padding:.7rem 1rem;background:#fff;color:var(--indigo);border:2px solid var(--indigo)}.skip-link:focus{transform:none}.detail-measure{width:min(100% - 40px,1080px);margin-inline:auto}.detail-breadcrumb{width:min(100% - 40px,1080px);margin:1rem auto;color:var(--muted);font-size:.82rem}.detail-breadcrumb ol{display:flex;flex-wrap:wrap;gap:.45rem;margin:0;padding:0;list-style:none}.detail-breadcrumb li+li:before{content:"›";margin-right:.45rem;color:var(--gold-text)}
.detail-hero{position:relative;overflow:hidden;border-block:1px solid rgba(183,146,67,.55);background:radial-gradient(circle at 75% 25%,rgba(255,255,255,.9),transparent 35%),linear-gradient(135deg,#fbf8f0,#f3eadb)}.detail-hero:after{content:"";position:absolute;inset:auto 0 0;height:94px;background:url('/images/today_sumi_landscape.webp') center bottom/cover no-repeat;opacity:.27;pointer-events:none}.detail-hero__watermark{position:absolute;width:440px;right:6%;top:50%;transform:translateY(-50%);opacity:.075;pointer-events:none}.detail-hero__grid{position:relative;z-index:1;min-height:440px;display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:3rem;align-items:center;padding-block:3.5rem 5rem}.detail-kicker,.section-label{margin:0 0 .8rem;color:var(--gold-text);font-size:.82rem;font-weight:700;letter-spacing:.12em}.detail-hero h1{margin:0;color:var(--indigo);font-size:clamp(2.35rem,5vw,4.4rem);font-weight:500;letter-spacing:.08em;line-height:1.3}.detail-definition{max-width:690px;margin:1.4rem 0 0;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(1.07rem,2vw,1.38rem);line-height:2}.detail-plaque{position:relative;width:260px;min-height:320px;justify-self:center;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--indigo)}.detail-plaque>img{position:absolute;inset:0;width:100%;height:100%;object-fit:fill}.detail-plaque>*:not(img){position:relative;z-index:1}.detail-plaque .trigram-figure--hero{margin:0}.detail-plaque__label{display:flex;flex-direction:column;align-items:center;gap:.15rem;margin-top:1.375rem;padding-top:.625rem;min-width:112px;border-top:1px solid var(--gold)}.detail-plaque__label b{font-family:"Yu Mincho",serif;font-size:1.6rem;letter-spacing:.18em}.detail-plaque__label small{color:var(--muted)}
.trigram-figure{display:flex;flex-direction:column;gap:9px;width:102px}.trigram-line{display:flex;gap:14px;width:100%;height:13px}.trigram-line i{display:block;height:100%;border-radius:2px;background:currentColor}.trigram-line--yang i{width:100%}.trigram-line--yin i{width:calc(50% - 7px)}.trigram-figure--hero{color:var(--indigo);width:112px;margin-block:.25rem}.trigram-figure--study{width:170px;gap:15px;color:var(--indigo)}.trigram-figure--study .trigram-line{height:20px;gap:20px}.trigram-figure--study .trigram-line--yin i{width:calc(50% - 10px)}
.detail-toc{border-bottom:1px solid rgba(183,146,67,.4);background:#fffaf0}.detail-toc .detail-measure{display:flex;align-items:center;gap:2rem;padding-block:1.1rem}.detail-toc p{margin:0;font-family:"Yu Mincho",serif;color:var(--indigo);font-weight:700}.detail-toc ul{display:flex;flex:1;justify-content:center;gap:2rem;margin:0;padding:0;list-style:none}.detail-toc a{display:inline-flex;min-height:44px;align-items:center}.detail-content{max-width:900px}.detail-section{padding-block:4.6rem;border-bottom:1px solid rgba(183,146,67,.45);scroll-margin-top:100px}.detail-section h2,.hexagram-section h2{margin:0 0 1.3rem;color:var(--indigo);font-size:clamp(1.55rem,3vw,2.25rem);font-weight:500;line-height:1.5}.detail-section h3{color:var(--indigo);font-size:1.18rem}.detail-section p{margin:0 0 1.25rem}.detail-section--shape{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:3.5rem;align-items:center}.line-order{padding:.85rem 1rem;border-left:3px solid var(--gold);background:rgba(255,255,255,.65)}.shape-stage{min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(183,146,67,.65);background:linear-gradient(135deg,rgba(255,250,240,.94),rgba(243,234,219,.58))}.shape-stage p{margin:1.2rem 0 0;color:var(--muted);font-size:.85rem}
.yasuko-guide.detail-guide{--presence-image-width:92px;display:grid;grid-template-columns:var(--presence-image-width) minmax(0,1fr);gap:1.35rem;align-items:center;max-width:900px;margin:1.75rem auto 2.5rem;padding:1.15rem 1.5rem 0;border:1px solid rgba(183,146,67,.55);border-left:4px solid var(--gold);background:#fffaf0}.detail-guide--image-pointer{--presence-image-width:96px}.detail-guide--image-avatar{--presence-image-width:54px;padding-block:1rem}.detail-guide .yasuko-guide__portrait{align-self:end;text-align:center;line-height:0}.detail-guide img{display:block;width:100%;height:auto;margin-inline:auto}.detail-guide--image-avatar .yasuko-guide__portrait{align-self:center;width:54px;height:54px;overflow:hidden;border:1px solid rgba(183,146,67,.65);border-radius:50%;background:#fffaf0}.detail-guide--image-avatar img{width:100%;height:100%;object-fit:cover;object-position:center 14%}.detail-guide p{margin:.25rem 0}.detail-guide__name{color:var(--gold-text);font-weight:700;font-size:.82rem;letter-spacing:.06em}.yasuko-guide.detail-guide--inline-tip{margin-block:1.75rem 3rem;background:rgba(255,250,240,.78);border-width:0 0 0 3px}.yasuko-guide.detail-guide--bridge{background:#fffaf0}.hexagram-section .yasuko-guide.detail-guide--bridge{border-color:rgba(216,197,141,.7);border-left-color:#d8c58d;background:rgba(255,255,255,.075);color:#f9f5ea}.hexagram-section .detail-guide--bridge .detail-guide__name{color:#d8c58d}.yasuko-guide.detail-guide--margin-note{margin:1.7rem 0 2rem;background:rgba(243,234,219,.58);border-width:0 0 0 2px}.source-note{padding-left:1rem;border-left:2px solid var(--gold);color:var(--muted);font-size:.85rem}.distinction{margin-top:2rem;padding:1.6rem 1.8rem;background:#fffaf0;border:1px solid rgba(183,146,67,.45)}.distinction h3{margin-top:0}.distinction a,.system-note a{display:inline-flex;min-height:44px;align-items:center;font-weight:700}.associations>dl{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2rem 0}.associations dl div{padding:1.5rem;border-top:2px solid var(--gold);background:#fffaf0}.associations dt{color:var(--gold-text);font-size:.8rem}.associations dd{margin:.25rem 0 .6rem;color:var(--indigo);font-family:"Yu Mincho",serif;font-size:1.35rem}.associations small{color:var(--muted)}.system-note{padding:1.5rem;border:1px solid rgba(183,146,67,.45)}.system-note h3{margin-top:0}
.hexagram-section{padding-block:5rem;background:linear-gradient(rgba(16,44,61,.97),rgba(16,44,61,.97)),url('/images/today_sumi_landscape.webp') center/cover;color:#f9f5ea;scroll-margin-top:100px}.hexagram-section .section-label{color:#d8c58d}.hexagram-section h2{color:#fff}.example-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin:2rem 0}.example-card{display:grid;grid-template-columns:105px 1fr;gap:1.2rem;align-items:center;min-height:190px;padding:1.4rem;color:#f9f5ea!important;text-decoration:none;border:1px solid rgba(216,197,141,.65);background:rgba(255,255,255,.05)}.example-card:hover{background:rgba(255,255,255,.1)}.example-card .hexagram-figure{display:flex;flex-direction:column;justify-self:center;gap:4px;width:64px;color:#d8c58d}.example-card .trigram-line{flex:0 0 5px;width:64px;height:5px;gap:12px}.example-card .trigram-line:nth-child(3){margin-bottom:4px}.example-card .trigram-line--yin i{width:26px}.example-card>span:last-child{display:flex;flex-direction:column}.example-card small,.example-card em,.example-card span span{font-style:normal;color:#d8c58d}.example-card b{font-family:"Yu Mincho",serif;font-size:1.35rem}.hex-note{color:#ddd6c7}.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-top:2.5rem}.related-grid section{padding:1.4rem;background:rgba(255,255,255,.05)}.related-grid h3{margin:0 0 1rem;color:#fff;font-size:1.05rem}.related-grid ol{display:grid;gap:.45rem;margin:0;padding:0;list-style:none}.related-grid a{display:grid;grid-template-columns:5.2rem 1fr auto;align-items:center;min-height:48px;padding:.45rem .6rem;color:#fff;text-decoration:none;border-bottom:1px solid rgba(216,197,141,.32)}.related-grid a:hover{background:rgba(255,255,255,.08)}.related-grid a span,.related-grid a small{color:#d8c58d;font-size:.75rem}.related-grid a b{font-family:"Yu Mincho",serif;font-weight:500}
.compare-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1.5rem;margin:2rem 0}.compare-row>div,.compare-row>a{min-height:190px;padding:1.4rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;border:1px solid rgba(183,146,67,.5);background:#fffaf0;text-align:center}.compare-row>a{text-decoration:none}.next-learning nav{display:flex;flex-wrap:wrap;gap:.8rem}.next-learning nav a{display:inline-flex;align-items:center;min-height:44px;padding:.45rem .8rem;border:1px solid var(--gold)}.detail-cta{padding-block:2.4rem 0;background:var(--indigo);color:#f9f5ea;border-block:1px solid rgba(183,146,67,.7)}.detail-cta__inner{display:grid;grid-template-columns:92px minmax(0,1fr) auto;gap:1.4rem;align-items:center}.detail-cta__portrait{align-self:end;width:92px;line-height:0}.detail-cta__portrait img{display:block;width:100%;height:auto}.detail-cta--image-avatar{padding-block:2.4rem}.detail-cta--image-avatar .detail-cta__inner{grid-template-columns:58px minmax(0,1fr) auto}.detail-cta--image-avatar .detail-cta__portrait{align-self:center;width:52px;height:58px;overflow:hidden;border-radius:50%;border:1px solid rgba(216,197,141,.8);background:#fffaf0}.detail-cta--image-avatar .detail-cta__portrait img{width:100%;height:100%;object-fit:cover;object-position:center 16%}.detail-cta__copy p{margin:0}.detail-cta__name{color:#d8c58d;font-size:.78rem;font-weight:700;letter-spacing:.08em}.detail-cta__heading{color:#fff;font-family:"Yu Mincho",serif;font-size:1.25rem}.detail-cta__speech{margin-top:.25rem!important;max-width:660px;color:#eee7d8;font-size:.92rem}.detail-cta a{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:.7rem 1.4rem;background:#fffaf0;color:var(--indigo);border:1px solid #d8c58d;text-decoration:none;font-weight:700}.detail-sources{padding-block:3rem;background:#fffaf0}.detail-sources h2{font-size:1.2rem}.detail-sources ul{padding-left:1.4rem}.detail-sources li{margin:.5rem 0}.trigram-detail .brand-footer{margin-top:0}
@media(max-width:767px){.detail-measure,.detail-breadcrumb{width:min(100% - 32px,1080px)}.detail-hero__grid{min-height:clamp(40rem,120vw,42rem);grid-template-columns:1fr;align-content:center;gap:clamp(2rem,calc(.5rem + 7vw),3rem);padding-block:clamp(3.5rem,calc(-1rem + 20vw),6rem) clamp(4.5rem,calc(1.5rem + 11.5vw),5.5rem)}.detail-hero__copy{text-align:center}.detail-hero .detail-kicker{margin-bottom:clamp(.95rem,3vw,1.15rem)}.detail-definition{margin-top:clamp(1.5rem,4.5vw,1.8rem);font-size:1rem;text-align:left}.detail-plaque{width:210px;min-height:255px}.detail-plaque>img{height:255px}.detail-hero__watermark{width:310px;right:-100px}.detail-toc .detail-measure{display:block}.detail-toc p{text-align:center}.detail-toc ul{display:grid;grid-template-columns:1fr;gap:0}.detail-toc a{justify-content:center;border-top:1px solid rgba(183,146,67,.3)}.detail-section{padding-block:3.2rem}.detail-section--shape{grid-template-columns:1fr;gap:1.5rem}.shape-stage{min-height:230px}.yasuko-guide.detail-guide{--presence-image-width:72px;gap:1rem;padding:1rem 1rem 0}.detail-guide--image-pointer{--presence-image-width:76px}.detail-guide--image-avatar{--presence-image-width:46px;padding-block:1rem}.detail-guide--image-avatar .yasuko-guide__portrait{width:46px;height:46px}.yasuko-guide.detail-guide--inline-tip{margin-block:1.5rem 2.6rem}.associations>dl,.example-grid,.related-grid{grid-template-columns:1fr}.example-card{grid-template-columns:80px 1fr}.related-grid a{grid-template-columns:4.7rem 1fr}.related-grid a small{grid-column:2}.compare-row{grid-template-columns:1fr}.compare-row>span{transform:rotate(90deg)}.detail-cta__inner{grid-template-columns:72px minmax(0,1fr);gap:1rem}.detail-cta__portrait{width:72px}.detail-cta--image-avatar .detail-cta__inner{grid-template-columns:48px minmax(0,1fr)}.detail-cta--image-avatar .detail-cta__portrait{width:44px;height:52px}.detail-cta a{grid-column:1/-1;width:100%;margin-bottom:2.4rem}.detail-sources{overflow-wrap:anywhere}}
@media(max-width:340px){.detail-measure,.detail-breadcrumb{width:min(100% - 24px,1080px)}.detail-hero h1{font-size:2.05rem}.related-grid section{padding:1rem}.example-card{padding:1rem;grid-template-columns:70px 1fr}.yasuko-guide.detail-guide{--presence-image-width:62px;gap:.8rem;padding:1rem 1rem 0}.detail-guide--image-pointer{--presence-image-width:66px}.detail-guide--image-avatar{--presence-image-width:42px;padding:1rem}.detail-guide--image-avatar .yasuko-guide__portrait{width:42px;height:42px}.detail-cta__inner{grid-template-columns:62px minmax(0,1fr)}.detail-cta__portrait{width:62px}.detail-cta--image-avatar .detail-cta__inner{grid-template-columns:42px minmax(0,1fr)}.detail-cta--image-avatar .detail-cta__portrait{width:40px;height:48px}}
@media(prefers-reduced-motion:reduce){.trigram-detail *{scroll-behavior:auto!important;transition-duration:.01ms!important}}
@media(forced-colors:active){.trigram-line i{background:CanvasText}.detail-cta a{border:2px solid ButtonText}}

@media(max-width:49.999em){.trigram-detail--enhanced .brand-header:not([data-compact]) .global-nav{display:none}}
@media(min-width:480px) and (max-width:767px){.detail-hero__grid{display:flex;flex-direction:column;justify-content:space-between;align-items:center;align-content:normal;min-height:50rem;gap:0;padding-block:5rem 6rem}.detail-hero__copy{flex:0 0 auto;width:100%;max-width:34rem}.detail-plaque{flex:0 0 255px}}
@media(max-width:300px){.detail-hero__grid{display:flex;flex-direction:column;justify-content:space-between;align-items:center;align-content:normal;min-height:50rem;gap:0;padding-block:4rem 5rem}.detail-hero__copy{flex:0 0 auto;width:100%}.detail-plaque{flex:0 0 255px}}