.b-page{padding-block:48px 30px}.b-intro{max-width:760px;margin-bottom:48px}.b-intro h1{font-size:clamp(32px,4.8vw,48px);letter-spacing:-1.8px;line-height:1.3;margin:17px 0 18px;word-break:keep-all}.b-intro h1 em{font-style:normal;color:var(--brand-deep)}.b-intro>p{color:var(--muted);line-height:1.9;font-size:15px;margin:0 0 24px;word-break:keep-all}.b-section{margin-bottom:48px}.b-section-head{margin-bottom:22px}.b-section-head>span{font-size:11px;font-weight:700;color:var(--brand-deep);letter-spacing:.5px}.b-section-head h2,.b-download h2{font-size:25px;letter-spacing:-.9px;line-height:1.4;margin:8px 0;word-break:keep-all}.b-section-head>p{font-size:13px;line-height:1.8;color:var(--muted);margin:0}.b-logo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.b-logo-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--white)}.b-stage{display:flex;align-items:center;justify-content:center;min-height:235px;padding:30px}.b-stage-light{background:#f8fafc}.b-stage-dark{background:#0b1220}.b-stage img{display:block;width:min(300px,100%);height:auto}.b-card-caption{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:17px 20px;font-size:12px}.b-card-caption>span{color:var(--muted)}.b-card-caption a{font-weight:650;color:var(--brand-deep)}.b-card-caption a:hover{text-decoration:underline}.b-story{display:flex;align-items:flex-start;gap:24px;margin-top:22px;border:1px solid var(--line);border-radius:14px;padding:27px;background:var(--brand-wash)}.b-story-mark{display:flex;align-items:center;justify-content:center;width:70px;height:70px;flex-shrink:0;background:var(--white);border-radius:15px;color:var(--brand-deep)}.b-story-mark .y-si-mark{width:48px;height:48px}.b-story h3{margin:0 0 8px;font-size:18px}.b-story p{font-size:13px;line-height:1.9;color:var(--muted);margin:6px 0 13px;word-break:keep-all}.b-story p:last-child{margin-bottom:0}.b-story strong{font-size:14px}.b-symbol-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.b-symbol-stage{min-height:180px}.b-symbol-stage img{width:80px;height:80px}.b-english-card{margin-top:18px}.b-english-card .b-stage{min-height:175px}.b-english-card .b-stage img{width:min(320px,100%)}.b-color-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}.b-color-grid article{overflow:hidden;border:1px solid var(--line);border-radius:12px;background:var(--white)}.b-swatch{height:92px;border-bottom:1px solid var(--line)}.b-color-grid article>div:last-child{padding:17px}.b-color-grid strong{display:block;font-size:13px}.b-color-grid code{display:block;color:var(--brand-deep);font-size:12px;margin-top:6px}.b-color-grid p{color:var(--muted);font-size:11px;margin:8px 0 0}.b-rule-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.b-rule-grid article{padding:23px 20px;border:1px solid var(--line);border-radius:12px;background:var(--white)}.b-rule-number{font-size:11px;color:var(--brand-deep);font-weight:700}.b-rule-grid h3{font-size:16px;margin:8px 0}.b-rule-grid p{color:var(--muted);font-size:12px;line-height:1.9;margin:0;word-break:keep-all;overflow-wrap:anywhere}.b-download{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:30px;border:1px solid var(--line);border-radius:15px;background:var(--brand-wash)}.b-download p{font-size:12px;line-height:1.9;color:var(--muted);margin:10px 0 0}.b-download>div:last-child{display:flex;flex-direction:column;align-items:center;gap:15px;flex-shrink:0}.b-download>div:last-child>a:last-child{font-size:12px;color:var(--brand-deep)}
@media(max-width:850px){.b-color-grid,.b-rule-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.b-symbol-grid{gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}.b-card-caption{padding:15px}.b-download{align-items:flex-start}}
@media(max-width:650px){.b-page{padding-top:32px}.b-intro{margin-bottom:36px}.b-intro h1{font-size:32px;letter-spacing:-1.2px}.b-intro>p{font-size:13px}.b-section{margin-bottom:36px}.b-section-head h2,.b-download h2{font-size:22px}.b-section-head>p{font-size:12px}.b-logo-grid,.b-symbol-grid{grid-template-columns:1fr;gap:14px}.b-stage{min-height:180px;padding:25px}.b-symbol-stage{min-height:130px}.b-symbol-stage img{width:70px;height:70px}.b-story{gap:16px;padding:22px 18px}.b-story-mark{width:46px;height:46px;border-radius:10px}.b-story-mark .y-si-mark{width:33px;height:33px}.b-story h3{font-size:16px}.b-story p{font-size:12px}.b-story strong{font-size:13px}.b-color-grid,.b-rule-grid{gap:12px}.b-rule-grid article{padding:19px 15px}.b-rule-grid p{font-size:11px}.b-swatch{height:70px}.b-color-grid article>div:last-child{padding:14px}.b-download{display:block;padding:24px 20px}.b-download>div:last-child{margin-top:23px;align-items:flex-start}.b-english-card .b-stage{min-height:145px}}