:root{color-scheme:light;--paper:#f7f9fc;--white:#fff;--ink:#17263d;--muted:#607087;--blue:#0b72f6;--blue-dark:#0758c7;--blue-soft:#eef5ff;--line:#dce5ef;--shadow:0 18px 50px rgba(34,62,96,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--blue);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.skip{position:absolute;left:20px;top:-80px;z-index:10;background:#fff;padding:12px}.skip:focus{top:12px}
.topbar{min-height:64px;padding:12px max(24px,calc((100% - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:24px;background:#101d30}.topbar .brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:21px;font-weight:760;text-decoration:none}.topbar .brand img{width:36px;height:36px;display:block}.topbar nav{display:flex;gap:28px}.topbar nav a{color:#fff;text-decoration:none}
.article-top,.blog-index{max-width:1180px;margin:auto;padding:38px 28px 0}.crumb{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:14px}.crumb a{color:var(--muted)}h1{max-width:1040px;margin:34px 0 25px;font-size:clamp(38px,5vw,64px);line-height:1.04;letter-spacing:-.042em;font-weight:790}.article-byline{display:flex;align-items:center;gap:13px;margin-top:24px}.article-byline img{width:48px;height:48px;padding:8px;border-radius:13px;background:var(--blue)}.article-byline div{display:grid;gap:3px}.article-byline strong{font-size:16px}.article-byline span,.meta{color:var(--muted);font-size:14px}.meta{display:flex;flex-wrap:wrap;gap:10px 28px;margin:22px 0 0}
.cover{margin:32px 0 0}.cover img{width:100%;max-height:560px;display:block;border-radius:20px;object-fit:cover;box-shadow:var(--shadow)}
.article-head.has-hero{margin-top:34px;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:44px;align-items:center}.article-head.has-hero .cover{margin:0}.article-head.has-hero .cover img{aspect-ratio:3/2;max-height:none;height:auto;object-fit:cover}.article-head.has-hero h1{margin-top:0;font-size:clamp(32px,3.6vw,50px)}.article-head:not(.has-hero) h1{margin-top:34px}
@media(max-width:940px){.article-head.has-hero{grid-template-columns:1fr;gap:26px}.article-head.has-hero .cover{order:2}}
.reading-layout{max-width:1180px;margin:38px auto 84px;padding:0 28px;display:grid;grid-template-columns:238px minmax(0,800px);gap:60px;align-items:start}.reading-layout.without-contents{grid-template-columns:minmax(0,800px);justify-content:center}.contents{position:sticky;top:28px;font-size:14px}.contents nav{max-height:calc(100vh - 56px);overflow:auto;display:flex;flex-direction:column;gap:12px;padding-left:19px;border-left:2px solid var(--line)}.contents strong{margin-bottom:3px}.contents a{color:var(--muted);line-height:1.42;text-decoration:none}.contents a:hover{color:var(--blue)}
article{min-width:0;font-size:18px;line-height:1.72}article p{margin:0 0 22px}article img{max-width:100%;height:auto}article pre{white-space:pre-wrap;overflow-wrap:anywhere}article a{overflow-wrap:anywhere}article h2{margin:56px 0 23px;font-size:34px;line-height:1.14;letter-spacing:-.025em}article h3{margin:34px 0 16px;font-size:23px;line-height:1.25;letter-spacing:-.012em}article strong{font-weight:720}.lead{font-size:22px;line-height:1.55}
.kp-law-check{margin:0 0 26px;padding:17px 20px;display:flex;align-items:center;gap:15px;border:1px solid #d4e3f7;border-radius:18px;background:#f3f8ff}.kp-law-icon{width:50px;height:50px;flex:0 0 50px;display:grid;place-items:center;border-radius:14px;background:#fff;color:var(--blue);font-size:24px;font-weight:800;box-shadow:0 7px 22px rgba(11,114,246,.1)}.kp-law-check p{margin:0}.kp-law-label{color:var(--blue-dark);font-size:14px;font-weight:730}.legal-check-date{margin-top:2px!important;color:#344861;font-size:16px}
.opening-card{margin:0 0 34px;padding:29px;border:1px solid #d5e3f5;border-radius:24px;background:var(--blue-soft);box-shadow:0 14px 40px rgba(32,77,133,.06)}.kp-opening-mascot{float:right;width:62px;height:62px;margin:0 0 10px 18px;object-fit:contain}.opening-lead{margin-bottom:25px;font-size:20px;line-height:1.55}.opening-cases ul{margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 26px;list-style:none}.opening-cases li{min-width:0;padding:20px 0;border-top:1px solid #d4e1f2}.opening-case-title{color:var(--ink);font-weight:730;text-decoration:none}.opening-cases p{margin:9px 0 12px;color:var(--muted);font-size:15px;line-height:1.55}.opening-case-more{font-size:14px;font-weight:680;text-decoration:none}
.figure-card{margin:32px 0}.figure-card>img{width:100%;display:block;border-radius:20px;box-shadow:var(--shadow)}.figure-card figcaption{margin-top:10px;color:var(--muted);font-size:14px;line-height:1.5}.flow-chart{display:grid;grid-template-columns:1fr auto 1fr auto 1.15fr;align-items:stretch;gap:12px;padding:24px;border:1px solid #d7e2f0;border-radius:20px;background:#fff;box-shadow:var(--shadow)}.node{min-width:0;padding:18px 14px;display:flex;flex-direction:column;justify-content:center;gap:5px;border-radius:14px;background:var(--blue-soft);color:var(--muted);font-size:14px;text-align:center}.node strong{color:var(--ink);font-size:16px}.arrow{align-self:center;color:var(--blue);font-size:24px;font-weight:760}.norm,.calculation{margin:30px 0;padding:24px 25px;border-left:4px solid var(--blue);border-radius:0 16px 16px 0;background:#edf5ff}.norm p:last-child,.calculation p:last-child{margin-bottom:0}.calculation figcaption{margin-top:16px;color:var(--muted);font-size:14px}
.takeaway,.expert-card{margin:30px 0;padding:24px 25px;border:1px solid #d7e3f2;border-radius:17px;background:#fff}.takeaway{border-left:4px solid var(--blue);background:#edf5ff}.expert-head{margin-bottom:14px;display:flex;align-items:center;gap:12px}.expert-head>img{width:50px;height:50px;flex:0 0 50px;padding:9px;border-radius:14px;background:var(--blue);object-fit:contain}.expert-head>div{min-width:0;display:grid;gap:2px}.expert-head strong,.expert-head span{display:block;overflow-wrap:anywhere}.expert-quote{margin:0;color:#344861}.formula{margin:22px 0;padding:22px;border-radius:16px;background:#101d30;color:#fff;text-align:center}.expression{font-size:21px;font-weight:720}.source-list{margin:20px 0;padding-left:22px}.source-date{color:var(--muted);font-size:14px}
.table-wrap{width:100%;margin:28px 0;overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff}.table-wrap .table-wrap{margin:0;border:0;border-radius:0}table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.5;text-align:left}caption{padding:16px;font-weight:700;text-align:left}th,td{padding:15px 14px;border-bottom:1px solid var(--line);vertical-align:top}thead{background:#eaf3ff}tbody tr:last-child>*{border-bottom:0}tbody th{width:38%;font-weight:650}
.kp-typical-cases{margin:58px 0 38px;padding:30px;border:1px solid #d9e4f2;border-radius:24px;background:#f2f6fc}.kp-cases-heading{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:22px}.kp-cases-heading h2{margin:0}.button-link{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:12px 17px;border-radius:12px;background:var(--blue);color:#fff;font-size:14px;font-weight:720;text-decoration:none;white-space:nowrap}.button-link:hover{background:var(--blue-dark)}.kp-case-list{display:grid;gap:20px}.kp-reader-thread{padding:25px;border:1px solid #dce5ef;border-radius:18px;background:#fff;box-shadow:0 8px 26px rgba(35,58,92,.04)}.kp-reader-thread h3{margin:0 0 19px}.kp-reader-person{display:flex;align-items:center;gap:13px;margin-bottom:17px}.kp-reader-person>div{display:grid}.kp-reader-avatar,.kp-reader-person>img{width:54px;height:54px;flex:0 0 54px;border-radius:16px;object-fit:cover}.kp-reader-meta{display:block;color:var(--muted);font-size:13px}.kp-reader-question{margin-bottom:19px!important;font-size:17px}.kp-reader-answer{margin:0 -7px -7px;padding:20px;border-radius:15px;background:var(--blue-soft)}.kp-reader-answer .kp-reader-person{margin-bottom:13px}.kp-reader-answer .kp-reader-person>img{width:38px;height:38px;flex-basis:38px;padding:7px;border-radius:11px;background:var(--blue)}.kp-reader-answer p:last-child{margin-bottom:0}.kp-cases-author{color:#35516f;font-size:14px}.faq-bottom{margin-top:22px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-weight:700}
.related-grid{margin:40px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.related{min-width:0;padding:22px 24px;display:grid;align-content:start;gap:8px;border:1px solid #d8e3f1;border-radius:17px;background:#fff;color:var(--ink);text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.related:hover{transform:translateY(-2px);border-color:#c5d6ea;box-shadow:var(--shadow)}.related strong{line-height:1.3}.related em{align-self:end}.related span{color:var(--blue);font-size:12px;font-weight:760;letter-spacing:.08em}.related strong{font-size:20px}.related em{color:var(--blue);font-size:14px;font-style:normal}.author-card{margin:38px 0 0;padding-top:24px;display:flex;align-items:center;gap:14px;border-top:1px solid var(--line)}.author-card img{width:50px;height:50px;padding:9px;border-radius:14px;background:var(--blue)}.author-card p{margin:0}.author-card .name{font-weight:720}.author-card .role{color:var(--muted);font-size:14px}
.map-promo{margin:48px 0 0;overflow:hidden;display:grid;grid-template-columns:1fr;border:1px solid #cddffc;border-radius:22px;background:#eaf2ff;font-size:16px;line-height:1.6}.map-promo-copy{padding:30px}.map-promo-brand{color:#075cd5;font-size:14px;font-weight:760}.map-promo h2{margin:10px 0 15px;font-size:30px;line-height:1.18}.map-promo p{margin:0 0 23px;color:#3d526f}.map-promo-link{display:inline-block;padding:13px 17px;border-radius:10px;background:#0668ef;color:#fff;font-size:14px;font-weight:680;line-height:1.4;text-decoration:none}.map-promo-image{width:100%;max-height:260px;display:block;aspect-ratio:16/8;object-fit:cover;object-position:center 45%}
footer{max-width:1180px;margin:auto;padding:28px;display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}footer a{color:var(--ink)}.blog-index{min-height:75vh;padding-bottom:72px}.blog-index h1{margin:22px 0 12px;font-size:clamp(34px,4.4vw,48px);line-height:1.08}.index-lead{max-width:640px;margin:0;color:var(--muted);font-size:18px;line-height:1.55}.stories{margin-top:36px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.story{min-width:0;display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--white);color:var(--ink);text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.story:hover{transform:translateY(-3px);border-color:#c5d6ea;box-shadow:var(--shadow)}.story:focus-visible{outline:3px solid var(--blue);outline-offset:3px}.story img{width:100%;height:auto;aspect-ratio:16/9;display:block;object-fit:cover;background:var(--blue-soft)}.story-body{flex:1;padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px}.story-date{color:var(--muted);font-size:13px}.story h2{margin:0;font-size:20px;line-height:1.28;letter-spacing:-.015em;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.story p{margin:0;color:var(--muted);font-size:15px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.read{margin-top:auto;padding-top:6px;color:var(--blue);font-size:14px;font-weight:680}.read::after{content:"→";margin-left:6px;display:inline-block;transition:transform .18s ease}.story:hover .read::after{transform:translateX(3px)}.has-featured .story:first-child{grid-column:1/-1;flex-direction:row}.has-featured .story:first-child img{width:56%;height:100%;aspect-ratio:auto;min-height:320px}.has-featured .story:first-child .story-body{padding:36px 40px;justify-content:center;gap:14px}.has-featured .story:first-child h2{font-size:32px;line-height:1.18;-webkit-line-clamp:4}.has-featured .story:first-child p{font-size:17px;-webkit-line-clamp:4}.pagination{margin-top:40px;display:flex;justify-content:space-between;gap:24px}.pagination a{padding:11px 18px;border:1px solid var(--line);border-radius:12px;background:var(--white);font-weight:650;text-decoration:none}.pagination a:hover{border-color:var(--blue)}.blog-empty{grid-column:1/-1;padding:24px 0 40px}
@media(max-width:700px){.related-grid{grid-template-columns:1fr}}
@media(max-width:940px){.reading-layout{max-width:840px;grid-template-columns:1fr;gap:30px}.contents{position:static}.contents nav{max-height:none}.stories{grid-template-columns:repeat(2,minmax(0,1fr))}.has-featured .story:first-child{flex-direction:column}.has-featured .story:first-child img{width:100%;height:auto;aspect-ratio:16/9;min-height:0}.has-featured .story:first-child .story-body{padding:24px}.has-featured .story:first-child h2{font-size:26px}}
@media(max-width:620px){.topbar{padding:15px 18px;gap:12px}.topbar .brand{font-size:18px}.topbar .brand img{width:30px;height:30px}.topbar nav{gap:14px;font-size:13px}.article-top,.blog-index{padding:24px 18px 0}h1{margin-top:26px;font-size:34px;overflow-wrap:anywhere}.reading-layout{margin-top:30px;padding:0 18px}article{font-size:17px;line-height:1.68}article h2{margin-top:44px;font-size:28px;overflow-wrap:anywhere}article h3{font-size:21px}.kp-law-check{padding:14px;border-radius:15px}.kp-law-icon{width:44px;height:44px;flex-basis:44px}.opening-card{padding:21px;border-radius:19px}.kp-opening-mascot{width:52px;height:52px}.opening-lead{font-size:18px}.opening-cases ul{grid-template-columns:1fr}.flow-chart{grid-template-columns:1fr;padding:18px}.arrow{transform:rotate(90deg);justify-self:center}.figure-card>img{border-radius:15px}.table-wrap{border:0;border-radius:0;background:transparent;overflow:visible}.table-wrap caption{display:block;width:100%;padding:0 0 14px;box-sizing:border-box;text-align:left;caption-side:top}.table-wrap thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.table-wrap table,.table-wrap tbody,.table-wrap tr,.table-wrap td,.table-wrap th{display:block;width:100%}.table-wrap tr{margin-bottom:13px;padding:13px 15px;border:1px solid var(--line);border-radius:13px;background:#fff}.table-wrap td,.table-wrap th{padding:7px 0;border:0;font-size:14px}.table-wrap td[data-label]::before{content:attr(data-label);display:block;margin-bottom:3px;color:var(--muted);font-size:12px;font-weight:650}.kp-typical-cases{margin-left:-8px;margin-right:-8px;padding:18px;border-radius:19px}.kp-cases-heading,.faq-bottom{align-items:flex-start;flex-direction:column}.kp-cases-heading .button-link,.faq-bottom .button-link{width:100%}.kp-reader-thread{padding:19px}.map-promo-copy{padding:23px}.map-promo h2{font-size:26px}.map-promo-link{width:100%;text-align:center}.map-promo-image{max-height:220px}.stories{grid-template-columns:1fr;gap:18px;margin-top:28px}.index-lead{font-size:16px}.has-featured .story:first-child h2{font-size:22px}.has-featured .story:first-child p{font-size:15px}.pagination a{flex:1;text-align:center}footer{padding:24px 18px;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}