:root{--ink:#10243e;--muted:#607084;--bg:#f4f7f8;--card:#fff;--line:#dce5e7;--accent:#2e6b68;--soft:#e8f3f1;--warm:#e5b86f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.site-head{position:sticky;top:0;z-index:30;background:rgba(244,247,248,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(16,36,62,.08)}.nav{height:76px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-weight:800;font-size:20px}.mark{width:38px;height:38px;border-radius:12px;background:var(--ink);color:#fff;display:grid;place-items:center}.nav nav{display:flex;gap:28px}.nav nav a,footer a{color:var(--ink);text-decoration:none;font-weight:600}.hero{padding:86px 0 62px;background:linear-gradient(180deg,#fff 0%,var(--bg) 100%)}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:70px;align-items:center}.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800;color:var(--accent);margin-bottom:14px}.hero h1{font-size:clamp(44px,6vw,78px);line-height:1.02;letter-spacing:-.045em;margin:0 0 24px;max-width:850px}.hero h1 em{font-style:normal;color:var(--accent)}.hero-copy{font-size:20px;color:var(--muted);max-width:720px}.hero-actions{display:flex;gap:12px;margin:30px 0}.btn,button{appearance:none;border:0;border-radius:12px;background:var(--ink);color:#fff;padding:13px 18px;font-weight:800;text-decoration:none;cursor:pointer}.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.stats{display:flex;gap:34px;margin-top:38px}.stats div{display:flex;flex-direction:column}.stats b{font-size:25px}.stats span{font-size:13px;color:var(--muted)}.hero-panel{display:grid;place-items:center}.orbit{width:370px;height:370px;border:1px solid #bfd0d3;border-radius:50%;position:relative;display:grid;place-items:center;background:radial-gradient(circle at center,#fff 0 23%,transparent 24%),linear-gradient(145deg,#eff7f6,#f8f5ef)}.orbit:after{content:"";position:absolute;width:230px;height:230px;border:1px dashed #b4c7ca;border-radius:50%}.core{width:90px;height:90px;border-radius:28px;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:42px;font-weight:900;z-index:2}.orb{position:absolute;background:#fff;padding:10px 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:800;box-shadow:0 8px 30px rgba(16,36,62,.08)}.orb.a{top:28px;left:130px}.orb.b{right:-8px;top:160px}.orb.c{bottom:24px;left:135px}.orb.d{left:-22px;top:170px}.section{padding:90px 0}.section.alt{background:#fff}.section h2{font-size:clamp(34px,4vw,52px);letter-spacing:-.03em;line-height:1.08;margin:0 0 34px;max-width:820px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:22px;box-shadow:0 12px 40px rgba(16,36,62,.045)}.topic{padding:28px}.topic-icon{width:42px;height:42px;border-radius:12px;background:var(--soft);color:var(--accent);display:grid;place-items:center;font-weight:900}.topic h3{font-size:23px;margin:24px 0 8px}.topic p{color:var(--muted)}.pill{display:inline-block;border-radius:999px;background:var(--soft);color:var(--accent);padding:5px 9px;font-size:12px;font-weight:800}.split{display:grid;grid-template-columns:1fr 1fr;gap:80px}.split p{font-size:18px;color:var(--muted)}.flow{display:grid;gap:10px}.flow div{display:flex;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.flow b{color:var(--accent);font-size:13px}.flow span{font-weight:750;font-size:18px}.latest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.latest{text-decoration:none;color:var(--ink);padding:25px}.latest>span{font-size:12px;text-transform:uppercase;color:var(--accent);font-weight:800}.latest p{color:var(--muted)}footer{padding:55px 0;border-top:1px solid var(--line);background:#fff}.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.footer-grid p{color:var(--muted)}.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;padding:56px 0 90px}.article{padding:44px}.article h1,.prose h1{font-size:clamp(38px,5vw,62px);line-height:1.05;letter-spacing:-.04em;margin:12px 0 16px}.lead{font-size:20px;color:var(--muted);margin-bottom:30px}.hero-img{display:block;width:100%;height:auto;border-radius:18px;margin:30px 0}.article h2{font-size:31px;line-height:1.2;margin-top:46px}.article h3{font-size:22px;margin-top:32px}.article p,.article li{font-size:17px}.article table,.table-card table{width:100%;border-collapse:collapse}.article th,.article td,.table-card th,.table-card td{padding:12px;border-bottom:1px solid var(--line);text-align:left}.crumb{font-size:13px;color:var(--muted)}.crumb a{color:var(--accent)}.side{padding:22px;margin-bottom:18px}.side strong{display:block;font-size:18px}.side p{color:var(--muted);font-size:14px}.related{display:block;color:var(--ink);font-weight:700;text-decoration:none;padding:12px 0;border-bottom:1px solid var(--line)}.prose{padding:60px 0}.content-card{padding:40px}.admin{padding:50px 0 90px}.admin-head{display:flex;align-items:end;justify-content:space-between}.admin-head h1{font-size:50px;margin:0}.notice{margin:22px 0;background:#e8f3f1;border:1px solid #bad9d5;color:#245d59;padding:14px 18px;border-radius:12px}.admin-stats{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 24px;margin:28px 0;justify-content:space-between}.worker-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:24px}.worker{padding:22px}.worker h3{margin-top:0}.worker button{width:100%;background:var(--accent)}.admin-grid{display:grid;grid-template-columns:1.4fr .6fr;gap:18px}.table-card,.logs{padding:24px}.table-scroll{overflow:auto}.logs>div{display:grid;grid-template-columns:130px 90px 1fr;gap:8px;padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}.logs time{color:var(--muted)}code{background:#eef1f3;padding:2px 5px;border-radius:5px}@media(max-width:850px){.nav nav{display:none}.hero-grid,.split,.article-grid,.admin-grid{grid-template-columns:1fr}.hero-panel{display:none}.topic-grid,.latest-grid,.worker-grid{grid-template-columns:1fr 1fr}.article-grid aside{order:-1}.stats{gap:18px;flex-wrap:wrap}}@media(max-width:560px){.wrap{width:min(100% - 24px,1180px)}.hero{padding-top:52px}.topic-grid,.latest-grid,.worker-grid{grid-template-columns:1fr}.stats{display:grid;grid-template-columns:1fr 1fr}.article{padding:24px}.admin-head{align-items:start;gap:20px;flex-direction:column}}
.inline-related{margin:34px 0;padding:20px 22px;border:1px solid var(--line);background:var(--soft);border-radius:16px}.inline-related strong{display:block;margin-bottom:8px}.inline-related ul{margin:0;padding-left:20px}.inline-related a{color:var(--accent);font-weight:750}.admin-sub{color:var(--muted);margin:.35rem 0 0}.lower{margin-top:18px}.import-card{padding:24px}.import-card p{color:var(--muted)}.import-card input[type=file]{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;margin:10px 0 12px;background:#fff}.import-card hr{border:0;border-top:1px solid var(--line);margin:24px 0}.merge-form{display:grid;gap:10px}.merge-form input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px}.admin-stats{overflow:auto}.admin-stats>div{min-width:95px}
.topic-link{display:block;color:var(--ink);text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.topic-link:hover{transform:translateY(-3px);box-shadow:0 18px 46px rgba(16,36,62,.09)}
.housing-hero{background:radial-gradient(circle at 82% 12%,rgba(242,163,74,.20),transparent 25%),linear-gradient(180deg,#fff 0%,#f4f7f8 100%)}
.house-card{width:370px;min-height:340px;background:#fff;border:1px solid var(--line);border-radius:30px;box-shadow:0 24px 70px rgba(16,36,62,.10);position:relative;padding:120px 34px 34px;overflow:hidden}.house-card:before{content:"";position:absolute;left:58px;top:84px;width:254px;height:164px;background:linear-gradient(145deg,#153650,#2e6b68);border-radius:10px 10px 24px 24px}.house-card .roof{position:absolute;left:39px;top:33px;width:290px;height:170px;background:#10243e;clip-path:polygon(50% 0,100% 100%,0 100%)}.house-copy{position:relative;margin-top:100px}.house-copy small{display:block;color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.1em}.house-copy strong{display:block;font-size:26px;line-height:1.15;margin:8px 0}.house-copy p{color:var(--muted);margin:0}
.site-search{display:flex;gap:10px;max-width:760px}.site-search input{min-width:0;flex:1;padding:15px 17px;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--ink);font:inherit;box-shadow:0 7px 30px rgba(16,36,62,.04)}.hero-search{margin:30px 0 0}.topic-hero{padding:62px 0 40px;background:linear-gradient(180deg,#fff,var(--bg))}.topic-hero h1{font-size:clamp(42px,6vw,68px);letter-spacing:-.04em;line-height:1.03;margin:12px 0 15px}.topic-hero p{font-size:19px;color:var(--muted);max-width:780px}.topic-hero .site-search{margin-top:25px}.subtopic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:18px 0 70px}.subtopic{padding:24px}.subtopic h3{margin:0 0 8px}.subtopic p{margin:0;color:var(--muted)}.topic-pages{margin-top:30px}.empty-state{padding:30px;margin-top:28px}.empty-state h2{font-size:28px;margin:0 0 8px}.search-page{padding:65px 0 90px}.search-page>h1{font-size:clamp(38px,5vw,60px);letter-spacing:-.04em;margin:0 0 24px}.search-count{color:var(--muted);margin:28px 0 18px}.search-results{display:grid;gap:14px}.result{display:block;padding:24px;text-decoration:none;color:var(--ink)}.result span{font-size:12px;color:var(--accent);text-transform:uppercase;font-weight:800}.result h2{font-size:24px;margin:6px 0}.result p{margin:0;color:var(--muted)}.hero-figure{margin:30px 0}.hero-figure .hero-img{margin:0}.hero-figure figcaption{font-size:12px;color:var(--muted);margin-top:8px}.hero-figure figcaption a{color:var(--accent)}.login-wrap{min-height:100vh;display:grid;place-items:center}.login-card{width:min(460px,100%);padding:36px}.login-card h1{font-size:38px;margin:0 0 10px}.login-card p{color:var(--muted)}.login-card form{display:grid;gap:12px}.login-card input{padding:14px 15px;border:1px solid var(--line);border-radius:12px;font:inherit}.notice.error{background:#fff1f0;border-color:#efc6c1;color:#8b332d}.logout{display:inline}.logout button{padding:8px 12px;background:#fff;color:var(--ink);border:1px solid var(--line)}
@media(max-width:850px){.subtopic-grid{grid-template-columns:1fr 1fr}.house-card{display:none}.site-search{flex-direction:column}.site-search button{width:100%}}
@media(max-width:560px){.subtopic-grid{grid-template-columns:1fr}}

/* v4 tools */
.narrow{max-width:920px}.lead{font-size:1.13rem;line-height:1.75;max-width:780px}.tool-grid h2{font-size:1.18rem;margin:.6rem 0}.calculator{padding:28px;margin:28px 0}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:18px}.form-grid.costs{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid label{font-weight:700;font-size:.92rem}.form-grid input{display:block;width:100%;margin-top:7px;padding:13px 14px;border:1px solid #d9dfdf;border-radius:10px;background:#fff;font:inherit}.tool-result{margin-top:20px;padding:18px;border-radius:14px;background:#f1f6f4;display:flex;gap:8px;flex-direction:column}.tool-result b{font-size:1.8rem}.tool-result small{color:#53625e}.article-copy{margin:30px 0;line-height:1.75}.article-copy h2{margin-top:30px}.checklist{padding:26px;margin:28px 0}.checklist h2{margin:20px 0 10px}.checklist h2:first-child{margin-top:0}.checklist label{display:block;padding:10px 0;border-bottom:1px solid #edf0ef}.checklist input{width:18px;height:18px;vertical-align:middle;margin-right:7px}.breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;font-size:.9rem;margin-bottom:18px}.breadcrumbs a{text-decoration:none}
@media(max-width:720px){.form-grid,.form-grid.costs{grid-template-columns:1fr}.calculator,.checklist{padding:18px}.tool-result b{font-size:1.45rem}}

/* v5 trust/source/autonomy */
.article-sources{margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}.article-sources h2{font-size:24px;margin:0 0 10px}.article-sources p{font-size:14px;color:var(--muted)}.article-sources ul{padding-left:20px}.article-sources li{margin:9px 0}.article-sources a{color:var(--accent);font-weight:700}.article-sources small{color:var(--muted)}
.autonomy-card{padding:22px 26px;margin:-8px 0 26px;display:flex;justify-content:space-between;align-items:center}.autonomy-card h2{margin:0;font-size:25px}.autonomy-card p{margin:6px 0 0;color:var(--muted)}.autonomy-card>strong{font-size:34px;color:var(--accent)}
@media(max-width:720px){.autonomy-card{align-items:flex-start;gap:16px;flex-direction:column}}