:root{
  --ink:#15202b; --muted:#607080; --navy:#10263a; --navy2:#173e5f;
  --blue:#22658f; --paper:#f7f8fa; --line:#d9e1e8; --white:#fff;
  --green:#276749; --greenbg:#eaf7ef; --amber:#805b00; --amberbg:#fff5d6;
  --red:#8b2e2e; --redbg:#fdecec; --shadow:0 8px 28px rgba(19,42,63,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--white);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Noto Sans JP",sans-serif;line-height:1.7}
a{color:#145c89;text-underline-offset:3px}
.wrap{width:min(1180px,calc(100% - 36px));margin:auto}
.narrow{width:min(820px,calc(100% - 36px));margin:auto}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:12px;background:#fff;padding:8px;z-index:99}
.site-header{position:sticky;top:0;z-index:20;background:rgba(16,38,58,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.12)}
.header-inner{min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{color:white;text-decoration:none;font-weight:800;letter-spacing:.03em}.brand span{font-weight:500;opacity:.78}
nav{display:flex;gap:16px;flex-wrap:wrap}nav a{color:#dbeaf4;text-decoration:none;font-size:.9rem}
.hero{background:linear-gradient(135deg,#10263a,#184b70);color:white;padding:74px 0 58px}
.hero-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:44px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.76rem;font-weight:800;color:#5e7f97;margin:0 0 8px}
.hero .eyebrow,.dark-section .eyebrow,.contribution .eyebrow{color:#9dcae5}
h1{font-size:clamp(2.4rem,5vw,4.9rem);line-height:1.02;margin:0 0 22px;max-width:900px;letter-spacing:-.035em}
h2{font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.2;margin:.1em 0}
h3{line-height:1.3}
.lede{font-size:1.16rem;max-width:760px;color:#dbeaf4}
.hero-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;border:1px solid #b8c9d5;background:#fff;color:#173e5f;padding:10px 16px;border-radius:8px;font-weight:750;text-decoration:none;cursor:pointer}
.button.primary{background:#f3c969;border-color:#f3c969;color:#263644}
.small-btn{padding:7px 12px}
.notice-card{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);padding:24px;border-radius:16px}.notice-card .small{opacity:.72}
.stats{border-bottom:1px solid var(--line);background:#fff}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stats-grid>div{padding:24px 18px;border-right:1px solid var(--line)}.stats-grid>div:last-child{border-right:none}
.stat-number{display:block;font-size:2rem;font-weight:850;color:#173e5f}.stat-label{font-size:.86rem;color:var(--muted)}
.section{padding:72px 0}.section.alt{background:var(--paper)}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:26px}
.section-head>p{max-width:520px;color:var(--muted);margin:0}
.search-box{display:flex;gap:10px}.search-box input{width:100%;font-size:1rem;padding:14px 16px;border:1px solid #b7c6d2;border-radius:9px}
.search-results{margin-top:14px;display:grid;gap:8px}.search-hit{border-left:4px solid #5e8fb2;padding:10px 14px;background:#f5f9fc}
.filters{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}.filters select{padding:10px 12px;border:1px solid #bdcad4;border-radius:8px;background:#fff}
.card-list{display:grid;gap:14px}.evidence-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;box-shadow:0 2px 10px rgba(12,35,55,.035)}
.anchor-card{scroll-margin-top:86px}.anchor-card:target{outline:3px solid #e8bd59;outline-offset:4px}
.card-top{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}.card-id{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#6e7f8c;font-size:.82rem}.card-date{color:var(--muted);font-size:.88rem}
.id-link{color:inherit;text-decoration:none;border-bottom:1px dashed #98a8b4}.id-link:hover{color:#145c89;border-bottom-style:solid}
.badges{display:flex;gap:7px;flex-wrap:wrap;margin:9px 0 12px}.badge{padding:3px 8px;border-radius:999px;background:#edf2f6;font-size:.74rem;font-weight:800;color:#395063}
.badge.verified{background:var(--greenbg);color:var(--green)}.badge.partial{background:var(--amberbg);color:var(--amber)}.badge.p0{background:var(--redbg);color:var(--red)}
.fact-text{font-size:1.05rem}.note{color:var(--muted);font-size:.92rem}
.timeline{position:relative;margin-left:10px}.timeline:before{content:"";position:absolute;left:10px;top:0;bottom:0;width:2px;background:#d6e0e7}
.timeline-item{position:relative;padding:0 0 28px 44px}.timeline-item:before{content:"";position:absolute;left:3px;top:7px;width:16px;height:16px;border-radius:50%;background:#2b6f99;border:4px solid white;box-shadow:0 0 0 2px #2b6f99}
.timeline-date{font-weight:850;color:#2b5674}.timeline-item h3{margin:3px 0 7px}
.dark-section{background:#10263a;color:#ecf4f9}.dark-section .section-head>p{color:#bcd0dc}
.onchain-list{display:grid;gap:14px}.onchain-card{border:1px solid rgba(255,255,255,.16);border-radius:12px;background:rgba(255,255,255,.045);padding:20px}
.onchain-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.onchain-card code{overflow-wrap:anywhere;color:#d4ebf7}.limit{background:rgba(247,201,105,.1);border-left:3px solid #f1c76d;padding:10px 12px;margin-top:14px}
.dark-section .id-link{color:#dceaf3;border-bottom-color:#7292a8}
.source-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.source-card{border:1px solid var(--line);border-radius:12px;padding:19px;background:#fff;box-shadow:var(--shadow)}
.source-card h3{margin:4px 0 8px}.handle{font-family:ui-monospace,monospace;font-size:.88rem;color:#5b7080}
.changelog-card ul{margin:10px 0 0;padding-left:1.2rem}.changelog-card li{margin:5px 0}
.correction-section{background:#eef4f8}.correction-box{margin-top:22px;padding:18px 20px;border-left:4px solid #557e99;background:white;border-radius:8px}
.contribution{background:linear-gradient(135deg,#173e5f,#10263a);color:white}.contrib-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:26px 0}.contrib-grid article{background:rgba(255,255,255,.08);padding:20px;border-radius:12px;border:1px solid rgba(255,255,255,.13)}.privacy-note{color:#c9dce8}
.method ol{padding-left:22px}.method li{margin:12px 0}
footer{background:#091a29;color:#9fb7c8;padding:28px 0}.footer-grid{display:flex;justify-content:space-between;gap:20px}footer a{color:#d5e8f4}

/* Key Findings / information hierarchy */
.key-findings-section{background:linear-gradient(180deg,#f4f8fb 0%,#fff 100%);border-bottom:1px solid var(--line)}
.findings-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:-8px 0 18px}.finding-filter-state{font-size:.84rem;font-weight:800;letter-spacing:.04em;color:#536d80}
.findings-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.finding-card{background:#fff;border:1px solid #ccd9e3;border-radius:16px;padding:24px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.finding-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:#244e6d}
.finding-card h3{font-size:1.32rem;margin:8px 0 12px;color:#173e5f}
.finding-summary{font-size:1.02rem;margin-bottom:18px}
.finding-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.finding-grid>div{background:#f5f8fa;border-radius:10px;padding:13px 14px}.finding-grid strong{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:#365c75}.finding-grid p{font-size:.9rem;margin:6px 0 0;color:#425766}.finding-limit{border-left:3px solid #d7b45a}
.finding-refs{font-size:.86rem;margin:16px 0 0;color:#586b79}.evidence-ref{display:inline-block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;text-decoration:none;border-bottom:1px dashed #8fa4b3;margin-right:5px}.question-ref{color:#7b4d17}.ref-sep{margin:0 6px;color:#9aa8b2}
.role-badge.core{background:#dfeaf3;color:#173e5f;border:1px solid #b8ccda}.role-badge.supporting{background:#edf4ee;color:#356044;border:1px solid #c9ddcf}.role-badge.context{background:#f3f0eb;color:#6e5b43;border:1px solid #ded5c9}.theme-badge{background:#edf2f6;color:#50697b}
.theme-section{padding-top:48px;padding-bottom:48px}.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.theme-card{appearance:none;text-align:left;border:1px solid var(--line);background:#fff;border-radius:12px;padding:16px;cursor:pointer;color:var(--ink);box-shadow:0 2px 8px rgba(12,35,55,.03)}.theme-card:hover,.theme-card.active{border-color:#628aa4;background:#f1f7fa}.theme-card strong{display:block;color:#173e5f;font-size:1rem}.theme-card span{display:block;color:var(--muted);font-size:.82rem;margin-top:3px}.clear-theme{border-style:dashed}
.evidence-archive{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden;min-width:0;max-width:100%}.evidence-archive>summary{cursor:pointer;list-style:none;padding:18px 20px;font-weight:850;color:#173e5f;background:#f7f9fb;display:flex;align-items:center;justify-content:space-between}.evidence-archive>summary::-webkit-details-marker{display:none}.evidence-archive>summary:after{content:"＋";font-size:1.25rem;color:#58758a}.evidence-archive[open]>summary:after{content:"−"}.archive-inner{padding:20px;min-width:0;max-width:100%;overflow:hidden}.archive-inner .filters,.archive-inner .card-list,.archive-inner .evidence-card{min-width:0;max-width:100%}.archive-inner .evidence-card,.archive-inner .evidence-card *{overflow-wrap:anywhere;word-break:break-word}.archive-inner .card-top>*{min-width:0}.archive-inner .filters select{min-width:0;max-width:100%}.fact-result-count{font-size:.85rem;color:var(--muted);margin:0 0 12px}
.hierarchy-note{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}.hierarchy-note div{padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#fff}.hierarchy-note strong{display:block;font-size:.82rem}.hierarchy-note span{font-size:.82rem;color:var(--muted)}

@media(max-width:900px){nav{display:none}.hero-grid,.source-grid,.contrib-grid,.findings-list,.finding-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.section-head{align-items:flex-start;flex-direction:column}.onchain-grid{grid-template-columns:1fr}.theme-grid,.hierarchy-note{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.wrap,.narrow{width:min(100% - 24px,1180px)}.archive-inner{padding:14px}.archive-inner .filters{display:grid;grid-template-columns:minmax(0,1fr);width:100%}.archive-inner .filters select{width:100%}.archive-inner .card-top{flex-direction:column;gap:4px}.evidence-archive>summary{gap:12px;align-items:flex-start}.evidence-archive>summary:after{flex:0 0 auto}.police-kit-section{padding:42px 0 46px;border-bottom:1px solid var(--line)}.hero{padding-top:46px}.stats-grid{grid-template-columns:1fr}.stats-grid>div{border-right:none;border-bottom:1px solid var(--line)}.search-box{flex-direction:column}.theme-grid,.hierarchy-note{grid-template-columns:1fr}.finding-card{padding:20px}.findings-toolbar{align-items:flex-start;flex-direction:column}}

/* Mobile width normalization for long-content sections */
.onchain-list,.source-grid,#changelogList{min-width:0;max-width:100%}
.onchain-card,.source-card,.changelog-card{min-width:0;max-width:100%;overflow:hidden}
.onchain-card *, .source-card *, .changelog-card *{overflow-wrap:anywhere;word-break:break-word;min-width:0}
.onchain-card .card-top,.changelog-card .card-top{min-width:0}
.onchain-card code,.source-card a,.changelog-card a{max-width:100%;overflow-wrap:anywhere;word-break:break-all}
@media(max-width:520px){
  #onchain .wrap,#sources .wrap,#changelog .wrap{width:min(100% - 24px,1180px)}
  .onchain-list,.source-grid,#changelogList{width:100%;grid-template-columns:minmax(0,1fr)}
  .onchain-card,.source-card,.changelog-card{width:100%}
  .onchain-card .card-top,.changelog-card .card-top{flex-direction:column;gap:4px}
}

.changelog-archive{border:1px solid var(--line);border-radius:12px;background:#f7f9fb;overflow:hidden}
.changelog-archive>summary{cursor:pointer;list-style:none;padding:15px 18px;font-weight:850;color:#173e5f;display:flex;align-items:center;justify-content:space-between;gap:12px}
.changelog-archive>summary::-webkit-details-marker{display:none}
.changelog-archive>summary:after{content:"＋";font-size:1.15rem;color:#58758a;flex:0 0 auto}
.changelog-archive[open]>summary:after{content:"−"}
.changelog-archive-inner{display:grid;gap:14px;padding:0 14px 14px;min-width:0}
.changelog-archive-inner .changelog-card{box-shadow:none}
@media(max-width:520px){.changelog-archive>summary{align-items:flex-start}.changelog-archive-inner{padding:0 10px 10px}}