:root{--bg:#f4f4f4;--surface:#ffffff;--panel:#ededed;--ink:#1e1e1d;--ink2:#585652;--ink3:#6d6b66;--rule:#dad9d5;--accent:#1f6b54;--accent-d:#184f3f;--accent-bg:#ecf2ef;--bad:#b43225;--bad-bg:#fbf1ee;--bad-bd:#eed3cd}*{box-sizing:border-box}body,html{margin:0;background:var(--bg)}body{color:var(--ink);font-family:var(--font-inter),var(--font-noto),"Hiragino Sans","Yu Gothic UI",sans-serif;font-size:23px;line-height:1.72;font-weight:400;-webkit-font-smoothing:antialiased;letter-spacing:.01em}a{color:inherit}:focus{outline:none}:focus-visible{outline:3px solid #075fbd;outline-offset:3px;box-shadow:0 0 0 5px rgba(255,255,255,.96);border-radius:4px}.site-skip{position:fixed;top:8px;left:12px;z-index:300;transform:translateY(-160%);background:var(--ink);color:#fff;font-size:14px;font-weight:700;line-height:1;padding:12px 16px;border-radius:7px;text-decoration:none;transition:transform .12s}.site-skip:focus{transform:translateY(0)}#content-start{scroll-margin-top:78px}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:20px;background:var(--bg);border-bottom:1px solid var(--rule);padding:18px 38px}.topbar .brand{font-weight:700;font-size:22px}.topbar .crumb{font-size:17px;color:var(--ink2);font-weight:400}.topbar .sc{margin-left:auto;font-size:16px;color:var(--ink2);font-weight:500}.topbar .sc b{color:var(--accent);font-size:21px;font-weight:700}.solve{max-width:1000px;display:flex;flex-direction:column}.stem{font-size:clamp(26px,2.3vw,37px);font-weight:600;line-height:1.5;margin:0 0 30px}.qz-progress{display:flex;align-items:center;gap:10px;margin:0 0 14px;font-size:13px;color:var(--ink2);white-space:nowrap}.qz-progress-track{flex:1 1;height:4px;background:var(--rule);border-radius:2px;overflow:hidden}.qz-progress-fill{display:block;height:100%;background:var(--accent);border-radius:2px}.qz-start-note{display:flex;align-items:flex-start;gap:10px;margin:0 0 18px;padding:12px 14px;border:1px solid var(--rule);border-radius:8px;background:var(--panel);color:var(--ink2);font-size:13.5px;line-height:1.55}.qz-start-note b{flex:0 0 auto;color:var(--accent);font-size:13px}.qz-start-note span{min-width:0}.stmts{margin:0 0 34px}.stmt{display:flex;gap:16px;padding:16px 0;font-size:clamp(20px,1.7vw,24px);line-height:1.64;font-weight:400;border-top:1px solid var(--rule)}.stmt:first-child{border-top:0}.stmt .l{flex:0 0 1.5em;font-weight:700;color:var(--accent)}.opts{margin:0 0 32px}.opt{display:flex;align-items:center;gap:18px;padding:19px 8px;border:0;border-top:1px solid var(--rule);cursor:pointer;transition:.12s;-moz-appearance:none;appearance:none;-webkit-appearance:none;background:none;font:inherit;color:inherit;width:100%;text-align:left}.opt:last-child{border-bottom:1px solid var(--rule)}.opt .no{flex:0 0 46px;width:46px;height:46px;border:1.5px solid var(--rule);border-radius:8px;display:grid;place-items:center;font-size:20px;font-weight:500;color:var(--ink2);transition:.12s}.opt .tx{font-size:clamp(20px,1.7vw,24px);font-weight:400}.opt:hover .no{border-color:var(--ink2)}.opt.sel .no{border-color:var(--accent);background:var(--accent);color:#fff}.btn,.opt.sel .no,.opt.sel .tx{font-weight:600}.btn{font-family:inherit;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;cursor:pointer;font-size:20px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;color:#fff;background:var(--accent);padding:18px 34px;border-radius:8px;transition:.13s;letter-spacing:.01em}.btn:hover{background:var(--accent-d)}.btn:disabled{background:#cbc6b8;cursor:not-allowed}.btn.wide{min-width:320px}.btn.grow{flex:1 1}.btn.ghost{background:var(--surface);color:var(--ink);border:1.5px solid var(--rule);font-weight:500}.btn.ghost:hover{border-color:var(--ink2)}.study{display:block}.qz-top{position:-webkit-sticky;position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:14px;background:var(--surface);border-bottom:1px solid var(--rule);padding:13px 24px}.qz-top .brand{font-size:18px;font-weight:800;color:var(--ink);text-decoration:none}.qz-back{font:inherit;font-size:13px;font-weight:600;color:var(--ink2);background:none;border:0;cursor:pointer;padding:0}.qz-back:before{content:"← "}.qz-back:hover{color:var(--accent)}.qz-meta{margin-left:auto;display:flex;align-items:baseline;gap:13px;font-size:13.5px;font-weight:600;color:var(--ink2);white-space:nowrap}.qz-meta b{color:var(--accent);font-size:16px;font-weight:800;margin:0 2px}.qz-prog{position:absolute;left:0;right:0;bottom:-1px;height:3px;background:var(--panel)}.qz-prog>span{display:block;height:100%;background:var(--accent);transition:width .3s ease}.qz{max-width:860px;margin:0 auto;padding:30px 24px 0}@media(max-width:760px){.qz-top{padding:11px 16px;gap:10px}.qz-top .brand{font-size:16px}.qz-num{display:none}.qz{padding:22px 18px 0}.actionbar{flex-direction:column-reverse;align-items:stretch;gap:10px}.actionbar .btn.act{min-width:0;width:100%}.actionbar .btn.ghost{width:100%}}.center{min-width:0;display:flex;flex-direction:column}.verdict{font-size:clamp(34px,3vw,46px);font-weight:800;line-height:1.05;letter-spacing:-.01em}.verdict.ok{color:var(--accent)}.verdict.ng{color:var(--bad)}.sec{margin-bottom:36px}.kick{font-size:14px;font-weight:600;color:var(--ink2);display:flex;align-items:center;gap:9px;margin:0 0 15px;letter-spacing:.05em}.kick:before{content:"";width:8px;height:8px;background:var(--ink3);border-radius:1px}.kick.bad{color:var(--bad)}.kick.bad:before{background:var(--bad)}.exp-lead{margin:0 0 10px;font-size:clamp(20px,1.7vw,24px);line-height:1.55;font-weight:700;color:var(--ink);max-width:880px}.exp-body{margin:0;font-size:clamp(17px,1.5vw,20px);line-height:1.85;font-weight:400;color:var(--ink);max-width:920px}.exp-note{margin:16px 0 0;font-size:clamp(15px,1.3vw,17px);line-height:1.8;color:var(--ink2);max-width:920px;padding-left:14px;border-left:3px solid var(--accent)}.exp-note-tag{display:inline-block;font-weight:700;font-size:13px;color:var(--accent);margin-right:8px;letter-spacing:.04em}.exp-err{margin:0 0 12px;font-size:16px;line-height:1.5;color:var(--bad);font-weight:600}table.judge{width:100%;border-collapse:collapse;font-size:21px}table.judge th{font-size:14px;font-weight:600;color:var(--ink3);text-align:left;padding:11px 18px;border-bottom:1.5px solid var(--ink2)}table.judge td{padding:17px 18px;border-bottom:1px solid var(--rule);vertical-align:baseline;line-height:1.5}table.judge .c-l{font-weight:700;width:3.4em;color:var(--ink)}table.judge .c-j{width:6.2em;font-weight:600;white-space:nowrap}table.judge .j-t{color:var(--accent)}table.judge .j-f{color:var(--bad)}table.judge .c-w{color:var(--ink2);font-weight:400;font-size:19px}table.judge tr.err-row td{background:var(--bad-bg)}table.judge .seltag{font-size:12px;font-weight:600;color:var(--bad);margin-left:8px}.actionbar{margin-top:auto;position:-webkit-sticky;position:sticky;bottom:0;background:var(--bg);border-top:1px solid var(--rule);padding:15px 0 18px;display:flex;align-items:center;justify-content:space-between;gap:18px;z-index:5}.actionbar .btn.act{min-width:240px}.revstate{display:inline-flex;align-items:center;gap:14px;font-size:17px;font-weight:500;color:var(--accent)}.revx{font-size:15px;color:var(--ink2);text-decoration:underline;cursor:pointer;font-weight:400}.revx:hover{color:var(--ink)}.home{max-width:760px;margin:0 auto;padding:64px 32px 100px}.home-head{margin:0 0 40px}.home-kick{font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--accent);margin:0 0 14px}.home-ttl{font-size:clamp(34px,3.4vw,46px);font-weight:800;line-height:1.1;letter-spacing:-.01em;margin:0 0 16px}.home-sub{font-size:clamp(16px,1.4vw,18px);line-height:1.8;color:var(--ink2);font-weight:400;margin:0;max-width:620px}.ch-card{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;text-align:left;font-family:inherit;cursor:pointer;background:var(--surface);border:1.5px solid var(--rule);border-radius:12px;padding:22px 26px;transition:.14s;-webkit-appearance:none;-moz-appearance:none;appearance:none;color:inherit}.ch-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 6px 22px -14px rgba(31,107,84,.5)}.ch-card.all{background:var(--accent-bg);border-color:var(--accent-bd,#cfe3da);margin:0 0 26px}.ch-card-main{display:flex;flex-direction:column;gap:5px;min-width:0}.ch-card-no{font-size:14px;font-weight:700;letter-spacing:.03em;color:var(--accent)}.ch-card-name{font-size:clamp(18px,1.6vw,21px);font-weight:600;line-height:1.4;color:var(--ink)}.ch-card-meta{flex:0 0 auto;font-size:14px;color:var(--ink3);font-weight:500;white-space:nowrap}.ch-card-meta b{font-size:26px;font-weight:700;color:var(--ink);margin-right:2px}.ch-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}.side .back{display:block;width:-moz-fit-content;width:fit-content;font-family:inherit;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:none;cursor:pointer;font-size:14px;font-weight:500;color:var(--ink2);padding:0;margin:0 0 22px;transition:.12s}.side .back:hover{color:var(--accent)}@media(max-width:760px){.ch-grid{grid-template-columns:1fr}.home{padding:40px 20px 76px}}@media(max-width:900px){.shell{display:flex;flex-direction:column}.main{order:0;padding:24px 18px 36px}.side{order:1;position:static;height:auto;overflow:visible;border-right:0;border-top:1px solid var(--rule);padding:22px 18px 80px}.side .back{margin-bottom:16px}.side .ch{margin-bottom:14px}.stats{margin-bottom:16px}.grid10{grid-template-columns:repeat(10,1fr)}.legend{display:none}body{font-size:20px}}@media(max-width:600px){.topbar{gap:10px;padding:13px 16px}.topbar .brand{font-size:18px;white-space:nowrap;flex:0 0 auto}.topbar .crumb{font-size:12.5px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar .sc{font-size:12px;flex:0 0 auto}.topbar .sc b{font-size:15px}.stem{font-size:clamp(19px,5.2vw,23px);margin-bottom:22px}.qz-start-note{display:block;font-size:13px}.qz-start-note b{display:block;margin:0 0 3px}.opt{padding:15px 6px}.opt .tx{font-size:clamp(17px,4.6vw,21px)}.opt .no{flex:0 0 40px;width:40px;height:40px;font-size:17px}.stmt{font-size:clamp(17px,4.4vw,21px)}.verdict{font-size:clamp(28px,8vw,40px)}.exp-lead{font-size:clamp(18px,4.8vw,22px)}.exp-body{font-size:clamp(15px,4.2vw,18px)}table.judge{font-size:15px}table.judge th{padding:8px;font-size:12px}table.judge td{padding:10px 8px}table.judge .c-w{font-size:13.5px}table.judge .c-j{width:5em}}.fade{animation:fade .4s ease both}@keyframes fade{0%{opacity:0;transform:translateY(6px)}to{opacity:1}}@media(prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}.topbar .tolink{text-decoration:none;font-weight:600;color:var(--accent);transition:.12s}.topbar .tolink:hover{color:var(--accent-d)}.lp{max-width:860px;margin:0 auto;padding:0 32px 110px;font-size:15.5px}.lp-hero{padding:80px 0 64px;border-bottom:1px solid var(--rule)}.lp-kick{font-size:14px;font-weight:600;letter-spacing:.12em;color:var(--accent);margin:0 0 18px}.lp-title{font-size:clamp(36px,4.6vw,60px);font-weight:800;line-height:1.12;letter-spacing:-.02em;margin:0 0 22px}.lp-lead{font-size:clamp(19px,1.8vw,24px);line-height:1.7;color:var(--ink2);font-weight:400;margin:0 0 38px;max-width:640px}.lp-cta-row{display:flex;flex-wrap:wrap;gap:14px}.lp-cta{display:inline-flex;align-items:center;justify-content:center;font-family:inherit;background:var(--accent);color:#fff;text-decoration:none;font-size:18px;font-weight:600;padding:16px 30px;border-radius:10px;border:1.5px solid var(--accent);transition:.14s;line-height:1.3}.lp-cta:hover{background:var(--accent-d);border-color:var(--accent-d);transform:translateY(-2px);box-shadow:0 10px 26px -16px rgba(31,107,84,.7)}.lp-cta.ghost{background:transparent;color:var(--accent)}.lp-cta.ghost:hover{background:var(--accent-bg);box-shadow:none;transform:translateY(-2px)}.lp-features{display:grid;grid-template-columns:1fr 1fr;grid-gap:1px;gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:14px;overflow:hidden;margin:64px 0}.lp-feature{background:var(--surface);padding:30px}.lp-feature-ttl{font-size:21px;font-weight:700;margin:0 0 10px;color:var(--ink)}.lp-feature-body{font-size:17px;line-height:1.75;color:var(--ink2);font-weight:400;margin:0}.lp-section{margin:0 0 64px}.lp-h2{font-size:clamp(21px,2.1vw,27px);font-weight:800;letter-spacing:-.01em;margin:0 0 12px}.lp-sub{font-size:15.5px;line-height:1.8;color:var(--ink2);font-weight:400;margin:0 0 24px;max-width:740px}.lp-chapters{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.lp-chapter{display:flex;align-items:baseline;gap:14px;text-decoration:none;background:var(--surface);border:1.5px solid var(--rule);border-radius:11px;padding:18px 22px;transition:.14s}.lp-chapter:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 6px 22px -14px rgba(31,107,84,.5)}.lp-chapter-no{flex:0 0 auto;font-size:14px;font-weight:700;color:var(--accent)}.lp-chapter-name{flex:1 1 auto;font-size:17px;font-weight:600;color:var(--ink);line-height:1.4}.lp-chapter-count{flex:0 0 auto;font-size:14px;color:var(--ink3);font-weight:500;white-space:nowrap}.lp-why{background:var(--accent-bg);border:1px solid var(--rule);border-radius:16px;padding:48px 44px;margin:0 0 56px}.lp-why .lp-h2{margin-bottom:16px}.lp-why-body{font-size:16px;line-height:1.8;color:var(--ink2);font-weight:400;margin:0 0 30px;max-width:700px}.lp-foot{border-top:1px solid var(--rule);padding:32px 0 0}.lp-foot p{font-size:14px;color:var(--ink3);font-weight:400;line-height:1.7;margin:0}@media(max-width:720px){.lp{padding:0 20px 90px}.lp-hero{padding:52px 0 44px}.lp-features{margin:48px 0}.lp-chapters,.lp-features{grid-template-columns:1fr}.lp-why{padding:34px 24px}}.topbar a{text-decoration:none}.subhead{padding:56px 0 36px;border-bottom:1px solid var(--rule);margin:0 0 36px}.subhead .lp-kick{margin-bottom:14px}.sub-title{font-size:clamp(25px,2.8vw,35px);font-weight:800;line-height:1.2;letter-spacing:-.01em;margin:0 0 14px}.sub-lead{font-size:clamp(15.5px,1.2vw,17px);line-height:1.8;color:var(--ink2);font-weight:400;margin:0;max-width:720px}.topics{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:10px}.topics li{font-size:15px;font-weight:500;color:var(--ink2);background:var(--panel);border:1px solid var(--rule);border-radius:999px;padding:8px 16px;line-height:1.4}.cta-block{margin:0 0 8px}.chapnav{display:flex;justify-content:space-between;gap:16px;margin:46px 0 0;border-top:1px solid var(--rule);padding:26px 0 0}.chapnav a{text-decoration:none;font-size:16px;font-weight:600;color:var(--accent);max-width:46%}.chapnav a:last-child{text-align:right}.chapnav .nv-label{display:block;font-size:12px;color:var(--ink3);font-weight:500;margin-bottom:4px}@media(max-width:720px){.subhead{padding:44px 0 28px}.chapnav a{font-size:14px}}.sg-section{margin:0 0 48px}.factgrid{margin:8px 0 0;border:1px solid var(--rule);border-radius:12px;overflow:hidden}.factgrid>div{display:grid;grid-template-columns:170px 1fr;border-top:1px solid var(--rule)}.factgrid>div:first-child{border-top:0}.factgrid dt{background:var(--panel);font-size:15px;font-weight:700;color:var(--ink)}.factgrid dd,.factgrid dt{padding:16px 20px;margin:0}.factgrid dd{font-size:16px;color:var(--ink2);line-height:1.6}.steps{margin:14px 0 0;padding:0;list-style:none;counter-reset:step}.steps li{position:relative;padding:0 0 20px 48px;counter-increment:step;font-size:17px;line-height:1.7;color:var(--ink2)}.steps li:last-child{padding-bottom:0}.steps li:before{content:counter(step);position:absolute;left:0;top:1px;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;font-size:15px;font-weight:700;display:grid;place-items:center}.steps li b{display:block;color:var(--ink);font-weight:700;font-size:18px;margin:0 0 3px}.pq-body{font-size:15.5px;line-height:1.8;color:var(--ink2);margin:8px 0 20px;max-width:720px}.pq-list{margin:0;padding:0;list-style:none}.pq-list li{position:relative;padding:8px 0 8px 28px;font-size:16px;color:var(--ink2);line-height:1.6}.pq-list li:before{content:"✓";position:absolute;left:0;top:8px;color:var(--accent);font-weight:700}.lp-links{display:flex;align-items:center;flex-wrap:wrap;gap:8px 22px;margin:0 0 30px}.lp-links-lb{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--ink3)}.lp-links a{font-size:16px;font-weight:600;color:var(--accent);text-decoration:none;border-bottom:1px solid var(--rule);padding-bottom:1px}.lp-links a:hover{border-color:var(--accent)}.vf-list{margin:8px 0 0;padding:0;list-style:none}.vf-list li{position:relative;padding:8px 0 8px 22px;font-size:16px;color:var(--ink2);line-height:1.7}.vf-list li:before{content:"";position:absolute;left:2px;top:15px;width:7px;height:7px;border-radius:2px;background:var(--ink3)}.vf-list li b{color:var(--ink);font-weight:700}.gloss-meta{display:block;margin-top:4px;font-size:13px;color:var(--ink3)}.gloss-meta a{color:var(--accent);text-decoration:none}.gloss-meta a:hover{text-decoration:underline}.rd-list{display:flex;flex-direction:column;gap:12px;margin-top:16px}.rd-expand-all{display:inline-flex;align-items:center;gap:6px;margin:10px 0 0;cursor:pointer;font-family:inherit;font-size:13px;font-weight:700;color:var(--accent);background:var(--surface);border:1px solid var(--accent);border-radius:6px;padding:8px 15px;transition:.12s}.rd-expand-all:hover{background:var(--accent);color:#fff}.rd-q{background:var(--bg);border:1px solid var(--rule);border-radius:8px;padding:16px 18px;content-visibility:auto;contain-intrinsic-size:auto 320px}.rd-q-head{display:flex;gap:9px;align-items:center;margin-bottom:10px;padding-bottom:9px;border-bottom:1px solid var(--rule)}.rd-q-no{font-weight:800;color:#fff;background:var(--accent);font-size:12.5px;flex-shrink:0;padding:2px 9px;border-radius:5px;line-height:1.5}.rd-q-topic{font-size:13px;color:var(--ink2);font-weight:600}.rd-stem{font-size:16.5px;line-height:1.75;color:var(--ink);margin:0 0 12px;font-weight:700}.rd-sts{margin:0 0 10px;padding:0;list-style:none}.rd-sts li{font-size:15px;line-height:1.8;color:var(--ink2);padding:3px 0}.rd-sts li b{color:var(--ink)}.rd-choices{margin:0;padding-left:24px}.rd-choices li{font-size:14px;color:var(--ink2);padding:2px 0}.rd-ans{margin-top:14px}.rd-ans summary{cursor:pointer;font-weight:700;color:var(--accent);font-size:13.5px;display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--accent);border-radius:6px;padding:7px 14px;list-style:none;transition:.12s;-webkit-user-select:none;-moz-user-select:none;user-select:none}.rd-ans summary::-webkit-details-marker{display:none}.rd-ans summary:before{content:"▶";font-size:9px;transition:transform .15s}.rd-ans[open] summary:before{transform:rotate(90deg)}.rd-ans summary:hover{background:var(--accent);color:#fff}.rd-ans[open] summary{margin-bottom:12px}.rd-correct{font-weight:700;color:var(--ink);margin:10px 0 6px;font-size:14.5px}.rd-why{margin:0}.rd-why>div{margin:8px 0}.rd-why dt{font-weight:700;font-size:14px;color:var(--ink)}.rd-why dd{margin:2px 0 0;font-size:14px;line-height:1.75;color:var(--ink2)}.rd-why dd a{color:var(--accent)}.rd-trap{font-size:14px;line-height:1.75;color:var(--ink2);margin:10px 0 0}.rd-lesson{font-size:14px;line-height:1.8;color:var(--ink);margin:11px 0 0}.rd-cites{margin:7px 0 0;padding:7px 12px;background:var(--bg);border-radius:6px;border-left:2px solid var(--rule)}.rd-cite{margin:4px 0 0;font-size:13px;line-height:1.75;color:var(--ink2)}.rd-cite:first-child{margin-top:0}.rd-cite b{color:var(--ink);font-weight:700}.rd-cite a{margin-left:6px;font-size:12px;color:var(--accent);white-space:nowrap}.c-cites{margin:7px 0 0}.c-cite{margin:4px 0 0;font-size:12.5px;line-height:1.7;color:var(--ink2)}.c-cite b{color:var(--ink);font-weight:700}.c-cite a{margin-left:6px;font-size:12px;color:var(--accent);white-space:nowrap}.rd-asof{margin:6px 0 14px;font-size:12px}.exp-asof,.rd-asof{color:var(--ink2);opacity:.82}.exp-asof{margin:14px 0 0;font-size:13px}.ch-intro{margin:2px 0 16px;font-size:14.5px;line-height:1.9;color:var(--ink);max-width:920px}.query-chip-list{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 0}.query-chip{display:inline-flex;align-items:center;min-height:30px;padding:5px 10px;border:1px solid var(--rule);border-radius:6px;background:var(--bg);color:var(--ink2);font-size:12.5px;font-weight:700;line-height:1.45}.rel-list{margin:10px 0 0;padding:0;list-style:none;display:grid;grid-gap:10px;gap:10px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.rel-item{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:13px 15px}.rel-link{display:flex;flex-wrap:wrap;align-items:baseline;gap:5px 8px;text-decoration:none}.rel-cert{font-size:11px;font-weight:600;color:var(--accent);background:var(--bg);border:1px solid var(--rule);border-radius:4px;padding:2px 8px}.rel-ch{font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.5}.rel-link:hover .rel-ch{text-decoration:underline}.rel-note{display:block;margin-top:6px;font-size:12.5px;line-height:1.7;color:var(--ink2)}.rd-note{font-size:13.5px;line-height:1.75;color:var(--ink2);margin:10px 0 0}.rd-label{font-weight:800;font-size:12.5px;margin-right:7px;letter-spacing:.01em}.rd-label-trap{color:#a8690e}.rd-label-lesson{color:var(--accent)}.rd-label-note{color:var(--ink3)}.fb-list{margin:10px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}.fb-row{display:grid;grid-template-columns:130px 1fr 92px;align-items:center;grid-gap:10px;gap:10px}.fb-name{font-size:14px;font-weight:600;color:var(--ink)}.fb-bar{height:12px;background:var(--panel);border-radius:6px;overflow:hidden}.fb-bar i{display:block;height:100%;background:var(--accent);border-radius:6px}.fb-num{font-size:13px;color:var(--ink2);text-align:right;white-space:nowrap}@media(max-width:720px){.fb-row{grid-template-columns:96px 1fr 78px;gap:8px}.fb-name{font-size:13px}.factgrid>div{grid-template-columns:1fr}.factgrid dt{border-bottom:1px solid var(--rule)}}.verification-page{max-width:1120px;padding-bottom:100px}.vf-hero{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);grid-gap:56px;gap:56px;align-items:center;padding:70px 0 56px;border-bottom:1px solid var(--rule)}.vf-hero-copy{min-width:0}.vf-hero .lp-kick{margin-bottom:10px}.vf-status-line{display:flex;align-items:center;gap:9px;width:-moz-fit-content;width:fit-content;margin:0 0 17px;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.04em}.vf-status-line span{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(31,107,84,.11)}.vf-title{max-width:690px;margin:0 0 20px;font-size:clamp(34px,4vw,52px);font-weight:800;line-height:1.17;letter-spacing:-.025em}.vf-lead{max-width:700px;margin:0 0 28px;color:var(--ink2);font-size:17px;line-height:1.9}.vf-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 17px}.vf-hero-actions .lp-cta{font-size:16px;padding:13px 22px;border-radius:8px}.vf-updated{margin:0;color:var(--ink3);font-size:12.5px;line-height:1.7}.vf-metrics{display:grid;grid-template-columns:1fr 1fr;grid-gap:1px;gap:1px;margin:0;padding:1px;overflow:hidden;color:#fff;background:rgba(255,255,255,.18);border-radius:18px;box-shadow:0 24px 60px -38px rgba(19,67,52,.8);outline:14px solid #173f34}.vf-metrics>div{min-height:146px;padding:23px 22px;background:#173f34}.vf-metrics dt{margin:0 0 15px;color:rgba(255,255,255,.7);font-size:12px;font-weight:700;letter-spacing:.05em}.vf-metrics dd{display:flex;align-items:baseline;gap:7px;margin:0;line-height:1}.vf-metrics dd b{font-size:clamp(34px,3.7vw,48px);font-weight:800;letter-spacing:-.04em}.vf-metrics dd span{color:rgba(255,255,255,.78);font-size:14px;font-weight:700}.vf-metrics .vf-metric-ok{background:#1f6b54}.vf-page-nav{position:-webkit-sticky;position:sticky;top:59px;z-index:30;display:flex;gap:4px;align-items:center;margin:0 0 70px;padding:10px 0;overflow-x:auto;scrollbar-width:none;background:rgba(244,244,244,.94);border-bottom:1px solid var(--rule);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.vf-page-nav::-webkit-scrollbar{display:none}.vf-page-nav a{flex:0 0 auto;color:var(--ink2);font-size:12.5px;font-weight:700;line-height:1;padding:10px 13px;border-radius:999px;text-decoration:none;white-space:nowrap}.vf-page-nav a:hover{color:var(--accent);background:var(--accent-bg)}.vf-section{margin:0 0 84px;scroll-margin-top:130px}.vf-section-head{display:grid;grid-template-columns:54px minmax(0,1fr);grid-gap:18px;gap:18px;align-items:start;margin:0 0 28px}.vf-section-no{margin:2px 0 0;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.08em}.vf-section-head h2{margin:0 0 9px;font-size:clamp(25px,2.7vw,34px);font-weight:800;line-height:1.3;letter-spacing:-.015em}.vf-section-head p:not(.vf-section-no){max-width:760px;margin:0;color:var(--ink2);font-size:15.5px;line-height:1.8}.vf-proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin:0 0 18px}.vf-proof-grid article{padding:24px;background:var(--surface);border:1px solid var(--rule);border-radius:12px}.vf-proof-label{margin:0 0 8px;color:var(--accent);font-size:11.5px;font-weight:800;letter-spacing:.08em}.vf-proof-grid h3{margin:0 0 9px;font-size:18px;font-weight:800;line-height:1.5}.vf-proof-grid article>p:last-child{margin:0;color:var(--ink2);font-size:14px;line-height:1.8}.vf-coverage{background:var(--surface);border:1px solid var(--rule);border-radius:12px;overflow:hidden}.vf-coverage>summary{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:52px;padding:14px 18px;color:var(--ink);font-size:14px;font-weight:800;cursor:pointer;list-style:none}.vf-coverage>summary::-webkit-details-marker{display:none}.vf-coverage>summary:after{content:"";flex:0 0 auto;width:9px;height:9px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(45deg);transition:transform .15s}.vf-coverage[open]>summary:after{transform:rotate(-135deg)}.vf-coverage[open]>summary{border-bottom:1px solid var(--rule)}.vf-coverage-scroll{overflow-x:auto}.vf-coverage-table{width:100%;border-collapse:collapse}.vf-coverage-table th{padding:11px 14px;background:var(--panel);color:var(--ink3);font-size:11.5px;font-weight:800;text-align:left;white-space:nowrap}.vf-coverage-table td{padding:12px 14px;color:var(--ink2);font-size:13px;line-height:1.6;border-top:1px solid var(--rule)}.vf-coverage-table tbody tr:first-child td{border-top:0}.vf-coverage-table td:first-child{width:46%;color:var(--ink);font-weight:700}.vf-coverage-table a{color:var(--accent);text-decoration:none}.vf-coverage-table a:hover{text-decoration:underline}.vf-source-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.vf-source-card{display:flex;flex-direction:column;min-height:350px;padding:25px;background:var(--surface);border:1px solid var(--rule);border-radius:12px}.vf-source-kind{display:flex;align-items:center;gap:10px;margin:0 0 18px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.05em}.vf-source-kind span{display:grid;place-items:center;width:30px;height:30px;color:#fff;background:var(--accent);border-radius:50%;font-size:11px}.vf-source-card h3{margin:0 0 13px;font-size:18px;line-height:1.55;font-weight:800}.vf-source-card>p:not(.vf-source-kind):not(.vf-source-example){margin:0 0 14px;color:var(--ink2);font-size:14px;line-height:1.8}.vf-source-example{margin:0 0 20px;color:var(--ink3);font-size:12.5px;line-height:1.7}.vf-source-card>a{display:inline-flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:15px;color:var(--accent);font-size:13.5px;font-weight:800;text-decoration:none;border-top:1px solid var(--rule)}.vf-source-card>a:hover{text-decoration:underline}.vf-process{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px;margin:0;padding:0;list-style:none;counter-reset:none}.vf-process li{display:grid;grid-template-columns:44px minmax(0,1fr);grid-gap:16px;gap:16px;min-height:188px;padding:24px;background:var(--surface);border:1px solid var(--rule);border-radius:12px}.vf-process li>span{display:grid;place-items:center;width:38px;height:38px;color:#fff;background:var(--accent);border-radius:50%;font-size:12px;font-weight:800}.vf-process h3{margin:3px 0 8px;font-size:18px;line-height:1.5;font-weight:800}.vf-process p{margin:0;color:var(--ink2);font-size:14px;line-height:1.85}.vf-ai-note{margin:14px 0 0;padding:25px 28px;background:var(--accent-bg);border:1px solid var(--rule);border-radius:12px}.vf-ai-note h3{margin:0 0 8px;font-size:20px;font-weight:800}.vf-ai-note>p:last-child{max-width:860px;margin:0;color:var(--ink2);font-size:14px;line-height:1.85}.vf-ai-note a{color:var(--accent);font-weight:700}.vf-example-card{padding:28px;background:var(--surface);border:1px solid var(--rule);border-radius:14px;box-shadow:0 18px 44px -42px rgba(0,0,0,.65)}.vf-example-meta{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 17px}.vf-example-meta span{padding:5px 9px;color:var(--ink2);background:var(--panel);border-radius:5px;font-size:11.5px;font-weight:700;line-height:1.4}.vf-example-stem{margin:0 0 18px;color:var(--ink);font-size:17px;font-weight:700;line-height:1.75}.vf-example-statement{display:grid;grid-template-columns:34px minmax(0,1fr);grid-gap:13px;gap:13px;align-items:start;margin:0 0 18px;padding:17px 18px;background:var(--bg);border-left:3px solid var(--accent);border-radius:0 8px 8px 0}.vf-example-statement>span{display:grid;place-items:center;width:32px;height:32px;color:#fff;background:var(--accent);border-radius:6px;font-size:14px;font-weight:800}.vf-example-statement p{margin:1px 0 0;color:var(--ink2);font-size:15px;line-height:1.8}.vf-example-result{display:grid;grid-template-columns:160px minmax(0,1fr);margin:0 0 18px;border:1px solid var(--rule);border-radius:9px;overflow:hidden}.vf-example-result>div{padding:17px 18px;border-top:1px solid var(--rule)}.vf-example-result>div:nth-child(-n+2){border-top:0}.vf-example-result>div:nth-child(odd){background:var(--panel)}.vf-example-result p{margin:0;color:var(--ink2);font-size:14px;line-height:1.75}.vf-example-result .vf-example-label{margin:0 0 5px;color:var(--ink3);font-size:11px;font-weight:800;letter-spacing:.06em}.vf-example-result .is-correct{color:var(--accent);font-weight:800}.vf-example-result .is-wrong{color:var(--bad);font-weight:800}.vf-example-result blockquote{margin:8px 0;padding:10px 13px;color:var(--ink);background:var(--surface);border-left:3px solid var(--accent);font-size:13px;line-height:1.75}.vf-example-card>a,.vf-example-result a{color:var(--accent);font-size:13px;font-weight:800;text-decoration:none}.vf-example-card>a:hover,.vf-example-result a:hover{text-decoration:underline}.vf-scope-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}.vf-scope-grid article{padding:26px;background:var(--surface);border:1px solid var(--rule);border-radius:12px}.vf-scope-ok{border-top:4px solid var(--accent)!important}.vf-scope-limit{border-top:4px solid var(--ink3)!important}.vf-scope-title{display:flex;align-items:center;gap:10px;margin:0 0 16px;color:var(--ink);font-size:18px;font-weight:800}.vf-scope-title span{display:grid;place-items:center;width:28px;height:28px;color:#fff;background:var(--accent);border-radius:50%;font-size:13px}.vf-scope-limit .vf-scope-title span{background:var(--ink3)}.vf-scope-grid ul{margin:0;padding-left:1.25em}.vf-scope-grid li{margin:0 0 9px;color:var(--ink2);font-size:14px;line-height:1.8}.vf-scope-grid li:last-child{margin-bottom:0}.vf-scope-note{margin:14px 0 0;padding:17px 19px;color:var(--ink2);background:var(--panel);border-radius:9px;font-size:13px;line-height:1.8}.vf-scope-note a{color:var(--accent);font-weight:700}.vf-faq-list{background:var(--surface);border-radius:12px;border:1px solid var(--rule);padding:0 20px}.vf-faq-list .qa-fold:first-child{border-top:0}.vf-faq-list .qa-fold:last-child{border-bottom:0}.vf-faq-list .qa-fold>summary{min-height:58px;padding:17px 2px;font-size:15px}.vf-faq-list .pq-body{max-width:860px;font-size:14px;line-height:1.85}.vf-final-cta{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:36px;gap:36px;align-items:center;padding:34px 38px;color:#fff;background:#173f34;border-radius:16px}.vf-final-cta h2{margin:0 0 8px;font-size:27px;line-height:1.4;font-weight:800}.vf-final-cta div>p:last-child{max-width:650px;margin:0;color:rgba(255,255,255,.76);font-size:14px;line-height:1.8}.vf-final-cta .vf-proof-label{color:#a7ddca}.vf-final-actions{display:flex;flex-direction:column;gap:9px;min-width:260px}.vf-final-actions .lp-cta{width:100%;font-size:15px;padding:13px 19px;border-color:#fff;border-radius:8px}.vf-final-actions .lp-cta:first-child{color:#173f34;background:#fff}.vf-final-actions .lp-cta:first-child:hover{color:#fff;background:var(--accent);border-color:var(--accent)}.vf-final-actions .lp-cta.ghost{color:#fff;background:transparent;border-color:rgba(255,255,255,.55)}.vf-final-actions .lp-cta.ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}@media(max-width:980px){.verification-page{max-width:860px}.vf-hero{grid-template-columns:1fr;gap:42px;padding-top:54px}.vf-title{max-width:760px}.vf-metrics{grid-template-columns:repeat(4,1fr);outline-width:10px}.vf-metrics>div{min-height:124px;padding:20px 16px}.vf-metrics dd b{font-size:36px}.vf-page-nav{top:63px}.vf-proof-grid{grid-template-columns:1fr}.vf-proof-grid article{padding:21px 22px}.vf-source-grid{grid-template-columns:1fr}.vf-source-card{min-height:0}.vf-final-cta{grid-template-columns:1fr}.vf-final-actions{flex-direction:row;min-width:0}}@media(max-width:720px){.verification-page{padding:0 20px 80px}.vf-hero{gap:36px;padding:42px 0 44px}.vf-title{font-size:clamp(29px,8vw,38px)}.vf-lead{font-size:16px;line-height:1.85}.vf-metrics{grid-template-columns:1fr 1fr;border-radius:13px;outline-width:7px}.vf-metrics>div{min-height:116px;padding:18px 16px}.vf-page-nav{width:calc(100% + 40px);margin-left:-20px;margin-bottom:52px;padding:9px 16px}.vf-section{margin-bottom:62px;scroll-margin-top:126px}.vf-section-head{grid-template-columns:1fr;gap:5px;margin-bottom:22px}.vf-section-no{margin:0}.vf-section-head h2{font-size:25px}.vf-section-head p:not(.vf-section-no){font-size:14.5px}.vf-process{grid-template-columns:1fr}.vf-process li{min-height:0;padding:20px}.vf-example-card{padding:20px 18px}.vf-example-result{grid-template-columns:1fr}.vf-example-result>div:nth-child(2){border-top:1px solid var(--rule)}.vf-example-result>div:nth-child(odd){background:var(--panel)}.vf-example-result>div:nth-child(2n){background:var(--surface)}.vf-scope-grid{grid-template-columns:1fr}.vf-final-cta{padding:27px 22px}.vf-final-actions{flex-direction:column}.vf-final-cta h2{font-size:23px}}@media(max-width:600px){.vf-hero-actions{display:grid;grid-template-columns:1fr}.vf-final-actions .lp-cta,.vf-hero-actions .lp-cta{width:100%}.vf-updated{font-size:12px}.vf-metrics dd b{font-size:32px}.vf-coverage-scroll{overflow:visible}.vf-coverage-table,.vf-coverage-table tbody{display:block}.vf-coverage-table thead{display:none}.vf-coverage-table tr{display:block;padding:10px 14px;border-top:1px solid var(--rule)}.vf-coverage-table tbody tr:first-child{border-top:0}.vf-coverage-table td,.vf-coverage-table td:first-child{display:grid;grid-template-columns:84px minmax(0,1fr);grid-gap:10px;gap:10px;width:auto;padding:6px 0;border:0;font-size:13px}.vf-coverage-table td:before{content:attr(data-label);color:var(--ink3);font-size:11.5px;font-weight:800}.vf-example-stem{font-size:16px}}@media(max-width:380px){.verification-page{padding-left:18px;padding-right:18px}.vf-page-nav{width:calc(100% + 36px);margin-left:-18px}.vf-metrics>div{min-height:108px;padding:16px 13px}.vf-metrics dt{font-size:11px}.vf-metrics dd b{font-size:28px}.vf-process li{grid-template-columns:36px minmax(0,1fr);gap:12px}.vf-process li>span{width:34px;height:34px}}.article-breadcrumb{display:flex;align-items:center;gap:9px;padding:24px 0 0;color:var(--ink3);font-size:12.5px;line-height:1.5}.article-breadcrumb a{color:var(--accent);font-weight:700;text-decoration:none}.article-breadcrumb a:hover{text-decoration:underline}.vf-article{max-width:900px;margin:0 auto}.vf-article-summary{margin:56px 0 20px;padding:27px 30px 25px;background:var(--surface);border:1px solid var(--rule);border-left:5px solid var(--accent);border-radius:0 12px 12px 0}.vf-article-summary>p{margin:0 0 6px;color:var(--accent);font-size:11.5px;font-weight:800;letter-spacing:.08em}.vf-article-summary h2{margin:0 0 13px;font-size:22px;line-height:1.45;font-weight:800}.vf-article-summary ul{margin:0;padding-left:1.3em}.vf-article-summary li{margin:5px 0;color:var(--ink2);font-size:14.5px;line-height:1.8}.vf-toc-shell{margin:0 0 66px}.vf-page-nav{margin:0;padding:11px 0;overflow:visible}.vf-toc-label{flex:0 0 auto;margin-right:5px;color:var(--ink);font-size:11px;font-weight:800;letter-spacing:.08em}.vf-page-nav a{padding:10px 11px}.vf-page-nav a[aria-current=location]{color:#fff;background:var(--accent)}.vf-toc-progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;overflow:hidden;pointer-events:none}.vf-toc-progress>span{display:block;width:100%;height:100%;background:var(--accent);transform:scaleX(0);transform-origin:left center;will-change:transform}.vf-mobile-toc{display:none}.vf-faq-list .pq-body,.vf-process p,.vf-scope-grid li,.vf-section-head p:not(.vf-section-no),.vf-source-card>p:not(.vf-source-kind):not(.vf-source-example){font-size:15px;line-height:1.9}.vf-source-grid{grid-template-columns:1fr;gap:12px}.vf-source-card{min-height:0;padding:27px 30px}.vf-source-card>p:not(.vf-source-kind):not(.vf-source-example){max-width:780px}.vf-process{grid-template-columns:1fr}.vf-process li{min-height:0;padding:24px 28px}.vf-flow-diagram{margin:0 0 20px;padding:24px 26px 20px;background:#173f34;color:#fff;border-radius:13px}.vf-flow-diagram figcaption{margin:0 0 16px;color:#a7ddca;font-size:11.5px;font-weight:800;letter-spacing:.08em}.vf-flow-diagram>div{display:flex;align-items:center;gap:9px}.vf-flow-diagram span{flex:1 1;display:grid;place-items:center;min-height:56px;padding:8px 10px;color:#173f34;background:#fff;border-radius:7px;font-size:13px;font-weight:800;text-align:center}.vf-flow-diagram span.is-published{color:#fff;background:var(--accent)}.vf-flow-diagram i{flex:0 0 auto;color:#a7ddca;font-style:normal;font-size:17px;font-weight:800}.vf-flow-diagram>p{margin:15px 0 0;color:rgba(255,255,255,.74);font-size:12.5px;line-height:1.7}.vf-byline{display:grid;grid-template-columns:56px minmax(0,1fr);grid-gap:21px;gap:21px;margin:4px 0 62px;padding:27px 30px;background:var(--surface);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.vf-byline-mark{display:grid;place-items:center;width:56px;height:56px;color:#fff;background:#173f34;border-radius:50%;font-size:14px;font-weight:800;letter-spacing:.08em}.vf-byline>div:last-child>p:first-child{margin:0 0 3px;color:var(--accent);font-size:11.5px;font-weight:800;letter-spacing:.07em}.vf-byline h2{margin:0 0 7px;font-size:18px;line-height:1.5}.vf-byline h2+p{max-width:760px;margin:0 0 7px;color:var(--ink2);font-size:13.5px;line-height:1.8}.vf-byline .vf-byline-date{margin:0 0 7px;color:var(--ink3);font-size:11.5px;line-height:1.7}.vf-byline a{color:var(--accent);font-size:13px;font-weight:800;text-decoration:none}.vf-byline a:hover{text-decoration:underline}.vf-related{margin:0 0 68px}.vf-related>div>p{margin:0 0 5px;color:var(--accent);font-size:11.5px;font-weight:800;letter-spacing:.08em}.vf-related h2{margin:0 0 19px;font-size:24px;line-height:1.45}.vf-related nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px}.vf-related nav a{display:flex;flex-direction:column;min-height:184px;padding:21px;color:inherit;background:var(--surface);border:1px solid var(--rule);border-radius:10px;text-decoration:none;transition:.12s}.vf-related nav a:hover{border-color:var(--accent);transform:translateY(-2px)}.vf-related nav span{margin:0 0 7px;color:var(--accent);font-size:11px;font-weight:800}.vf-related nav strong{font-size:16px;line-height:1.5}.vf-related nav p{margin:8px 0 0;color:var(--ink2);font-size:13px;line-height:1.75}.guide-hub{max-width:1320px;margin:0 auto;padding:0 36px 110px;font-size:15.5px}.gh-hero{padding:54px 0 66px;border-bottom:1px solid var(--rule)}.gh-hero .lp-kick{margin-bottom:12px}.gh-hero h1{max-width:850px;margin:0 0 20px;font-size:clamp(36px,4.5vw,58px);line-height:1.16;letter-spacing:-.03em}.gh-hero>p:last-of-type{max-width:760px;margin:0;color:var(--ink2);font-size:17px;line-height:1.9}.gh-stats{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:1px;gap:1px;margin:34px 0 0;padding:1px;overflow:hidden;background:var(--rule);border-radius:11px}.gh-stats div{padding:17px 19px;background:var(--surface)}.gh-stats dt{margin:0 0 5px;color:var(--ink3);font-size:11.5px;font-weight:800}.gh-stats dd{display:flex;align-items:baseline;gap:6px;margin:0;color:var(--accent);font-size:29px;line-height:1;font-weight:800}.gh-stats dd span{color:var(--ink2);font-size:12px}.gh-section{padding:72px 0 0;scroll-margin-top:90px}.gh-section-head{margin:0 0 24px}.gh-section-head p{margin:0 0 4px;color:var(--accent);font-size:11.5px;font-weight:800;letter-spacing:.08em}.gh-section-head h2{margin:0;font-size:clamp(25px,3vw,35px);line-height:1.35}.gh-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px}.gh-feature-card{display:flex;flex-direction:column;min-height:245px;padding:27px;color:inherit;background:#173f34;border:1px solid #173f34;border-radius:13px;text-decoration:none;transition:.12s}.gh-feature-card:hover{background:var(--accent);transform:translateY(-2px)}.gh-feature-card>span{width:-moz-fit-content;width:fit-content;margin:0 0 22px;padding:4px 9px;color:#173f34;background:#a7ddca;border-radius:4px;font-size:11px;font-weight:800}.gh-feature-card h3{margin:0 0 9px;color:#fff;font-size:21px;line-height:1.45}.gh-feature-card p{margin:0 0 18px;color:rgba(255,255,255,.74);font-size:14px;line-height:1.8}.gh-feature-card b{margin-top:auto;color:#fff;font-size:13px}.gh-card-grid{display:grid;grid-gap:13px;gap:13px}.gh-field-grid{grid-template-columns:repeat(5,1fr)}.gh-card{display:flex;flex-direction:column;min-height:230px;padding:23px;color:inherit;background:var(--surface);border:1px solid var(--rule);border-top:4px solid var(--accent);border-radius:9px;text-decoration:none;transition:.12s}.gh-card:hover{border-color:var(--accent);transform:translateY(-2px)}.gh-card h3{margin:0 0 9px;font-size:17px;line-height:1.5}.gh-card p{margin:0 0 16px;color:var(--ink2);font-size:13px;line-height:1.75}.gh-card span{margin-top:auto;color:var(--accent);font-size:12px;font-weight:800}.gh-list-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.gh-list-grid>a{display:block;padding:22px 24px;color:inherit;background:var(--surface);border:1px solid var(--rule);border-radius:9px;text-decoration:none;transition:.12s}.gh-list-grid>a:hover{border-color:var(--accent)}.gh-list-grid span{display:block;margin:0 0 7px;color:var(--accent);font-size:11px;font-weight:800}.gh-list-grid strong{display:block;font-size:17px;line-height:1.5}.gh-list-grid p{margin:7px 0 0;color:var(--ink2);font-size:13px;line-height:1.75}.gh-topic-featured{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px}.gh-topic-featured a{display:flex;flex-direction:column;gap:7px;min-height:132px;padding:19px 21px;color:inherit;background:var(--surface);border:1px solid var(--rule);border-radius:9px;text-decoration:none}.gh-topic-featured a:hover{border-color:var(--accent)}.gh-topic-featured strong{color:var(--accent);font-size:16px}.gh-topic-featured span{color:var(--ink2);font-size:12.5px;line-height:1.7}.gh-all-topics{margin:12px 0 0;background:var(--surface);border:1px solid var(--rule);border-radius:9px}.gh-all-topics summary{padding:16px 19px;color:var(--accent);font-size:13px;font-weight:800;cursor:pointer}.gh-all-topics nav{display:flex;flex-wrap:wrap;gap:8px;padding:0 19px 19px}.gh-all-topics nav a{padding:7px 10px;color:var(--ink2);background:var(--panel);border-radius:5px;font-size:12px;font-weight:700;text-decoration:none}.gh-all-topics nav a:hover{color:var(--accent)}.gh-cert-list{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--rule)}.gh-cert-list article{padding:21px 22px 23px 0;border-bottom:1px solid var(--rule)}.gh-cert-list article:nth-child(2n){padding-left:22px;padding-right:0;border-left:1px solid var(--rule)}.gh-cert-list h3{margin:0 0 5px;font-size:16px;line-height:1.5}.gh-cert-list p{margin:0 0 12px;color:var(--ink2);font-size:12.5px;line-height:1.7}.gh-cert-list article>div{display:flex;flex-wrap:wrap;gap:8px 14px}.gh-cert-list a{color:var(--accent);font-size:12px;font-weight:800;text-decoration:none}.gh-cert-list a:hover{text-decoration:underline}.gh-cta{display:flex;align-items:center;justify-content:space-between;gap:32px;margin:74px 0 0;padding:31px 34px;color:#fff;background:#173f34;border-radius:14px}.gh-cta p{margin:0 0 5px;color:#a7ddca;font-size:11.5px;font-weight:800}.gh-cta h2{margin:0;font-size:23px;line-height:1.45}.gh-cta .lp-cta{flex:0 0 auto;color:#173f34;background:#fff;border-color:#fff;border-radius:8px}@media(max-width:980px){.vf-related nav{grid-template-columns:1fr 1fr}.vf-related nav a:last-child{grid-column:1/-1;min-height:0}.gh-field-grid{grid-template-columns:repeat(2,1fr)}.gh-card{min-height:190px}}@media(max-width:720px){.article-breadcrumb{padding-top:18px}.vf-article-summary{margin-top:42px;padding:22px 20px}.vf-toc-shell{position:-webkit-sticky;position:sticky;top:63px;z-index:31;width:calc(100% + 40px);margin:0 0 52px -20px}.vf-page-nav{display:none}.vf-mobile-toc{display:block;background:rgba(255,255,255,.97);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);box-shadow:0 8px 20px -20px rgba(0,0,0,.7);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.vf-mobile-toc summary{display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-gap:10px;gap:10px;align-items:center;min-height:52px;padding:9px 20px;cursor:pointer;list-style:none}.vf-mobile-toc summary::-webkit-details-marker{display:none}.vf-mobile-toc summary>span{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.08em}.vf-mobile-toc summary strong{overflow:hidden;font-size:12.5px;font-weight:700;text-overflow:ellipsis;white-space:nowrap}.vf-mobile-toc summary:after{content:"";width:8px;height:8px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(45deg)}.vf-mobile-toc[open] summary:after{transform:rotate(-135deg)}.vf-mobile-toc nav{display:grid;padding:5px 20px 13px;border-top:1px solid var(--rule)}.vf-mobile-toc nav a{padding:10px 2px;color:var(--ink2);border-bottom:1px solid var(--rule);font-size:13px;font-weight:700;text-decoration:none}.vf-mobile-toc nav a:last-child{border-bottom:0}.vf-mobile-toc nav a[aria-current=location]{color:var(--accent)}.vf-flow-diagram,.vf-source-card{padding:22px 20px}.vf-flow-diagram>div{display:grid;grid-template-columns:1fr}.vf-flow-diagram i{transform:rotate(90deg);text-align:center;line-height:1}.vf-flow-diagram span{min-height:48px}.vf-byline{grid-template-columns:44px minmax(0,1fr);gap:15px;padding:22px 0}.vf-byline-mark{width:44px;height:44px;font-size:12px}.vf-related nav{grid-template-columns:1fr}.vf-related nav a,.vf-related nav a:last-child{grid-column:auto;min-height:0;padding:20px}.guide-hub{padding:0 20px 80px}.gh-hero{padding:42px 0 48px}.gh-hero h1{font-size:clamp(31px,9vw,42px)}.gh-hero>p:last-of-type{font-size:16px;line-height:1.85}.gh-stats{grid-template-columns:1fr 1fr}.gh-section{padding-top:56px}.gh-cert-list,.gh-feature-grid,.gh-list-grid,.gh-topic-featured{grid-template-columns:1fr}.gh-feature-card{min-height:215px;padding:23px}.gh-cert-list article,.gh-cert-list article:nth-child(2n){padding:19px 0;border-left:0}.gh-cta{align-items:stretch;flex-direction:column;padding:26px 22px}.gh-cta .lp-cta{width:100%}}@media(max-width:480px){.gh-field-grid{grid-template-columns:1fr}.gh-card{min-height:0}.gh-stats div{padding:15px}.gh-stats dd{font-size:25px}}.mk{max-width:1480px;margin:0 auto;padding:0 36px 72px;font-size:17px;line-height:1.75}.mk-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:16px 0;border-bottom:1px solid var(--rule)}.mk-brand{font-size:21px;font-weight:700;color:var(--ink)}.mk-brand span{font-size:12.5px;font-weight:400;color:var(--ink2);margin-left:11px}.mk-quick{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.mk-quick a{font-size:13px;font-weight:500;color:var(--ink2);text-decoration:none}.mk-quick a:hover{color:var(--accent)}.mk-quick a.prim{background:var(--accent);color:#fff;font-weight:600;padding:8px 16px;border-radius:6px}.mk-quick a.prim:hover{background:var(--accent-d);color:#fff}.mk-info{display:flex;flex-wrap:wrap;gap:8px 20px;padding:11px 0;border-bottom:1px solid var(--rule);font-size:12.5px;color:var(--ink2)}.mk-info span{position:relative;padding-left:13px}.mk-info span:before{content:"";position:absolute;left:0;top:50%;width:5px;height:5px;margin-top:-2px;border-radius:50%;background:var(--accent)}.mk-hero{display:grid;grid-template-columns:1fr 320px;grid-gap:32px;gap:32px;align-items:center;margin:16px 0 8px;padding:24px 28px;background:var(--surface);border:1px solid var(--rule);border-radius:8px}.mk-hero-ttl{font-size:clamp(28px,2.4vw,36px);font-weight:800;line-height:1.28;margin:0 0 12px;color:var(--ink)}.mk-hero-sub{font-size:17px;color:var(--ink2);line-height:1.85;margin:0;max-width:980px}.mk-hero-r{display:flex;justify-content:flex-end;align-items:center;align-self:stretch}.mk-hero-img{display:block;width:300px;height:132px;max-width:100%;object-fit:cover;border-radius:8px}@media(max-width:760px){.mk-hero{grid-template-columns:1fr;padding:18px}.mk-hero-r{display:none}}.mk-sticky-cta{position:-webkit-sticky;position:sticky;top:58px;z-index:45;display:flex;align-items:center;justify-content:space-between;gap:18px;margin:10px 0 14px;padding:10px 13px 10px 16px;background:rgba(255,255,255,.94);border:1px solid var(--rule);border-radius:8px;box-shadow:0 10px 24px -22px rgba(0,0,0,.5);backdrop-filter:saturate(180%) blur(10px);-webkit-backdrop-filter:saturate(180%) blur(10px)}.mk-sticky-cta-text{display:flex;align-items:baseline;gap:12px;min-width:0}.mk-sticky-cta-text b{font-size:16px;line-height:1.35;color:var(--ink);white-space:nowrap}.mk-sticky-cta-text span{font-size:13.5px;line-height:1.5;color:var(--ink2);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mk-sticky-cta-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}.mk-sticky-cta .btn{font-size:14px;font-weight:800;line-height:1;padding:10px 13px;border-radius:7px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.mk-sticky-cta .btn.act{background:var(--accent);color:#fff}.mk-sticky-cta .btn.ghost{background:var(--surface);border:1px solid var(--rule);color:var(--ink)}@media(max-width:920px){.mk-sticky-cta{display:none}}.mk-hub-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));grid-gap:10px;gap:10px}.mk-hub-grid-compact{grid-template-columns:repeat(3,minmax(0,1fr))}.mk-hub-card{display:flex;flex-direction:column;gap:7px;min-height:138px;padding:16px 17px;background:var(--surface);border:1px solid var(--rule);border-radius:8px;text-decoration:none;color:inherit;transition:.12s}.mk-hub-card:hover{border-color:var(--accent);box-shadow:0 6px 18px -13px rgba(31,107,84,.5);transform:translateY(-2px)}.mk-hub-card b{font-size:15.5px;line-height:1.35;color:var(--ink);font-weight:800}.mk-hub-card span:last-child{font-size:12.5px;line-height:1.65;color:var(--ink2)}.mk-hub-label{width:-moz-fit-content;width:fit-content;font-size:11px;line-height:1.3;font-weight:800;color:var(--accent);background:var(--accent-bg);border:1px solid var(--rule);border-radius:4px;padding:3px 8px}@media(max-width:980px){.mk-hub-grid,.mk-hub-grid-compact{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.mk-hub-grid{grid-template-columns:1fr}.mk-hub-card{min-height:0}}.mk-rich{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:22px 24px}.mk-rich .mk-h2{margin-bottom:14px}.mk-rich-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;grid-gap:28px;gap:28px;align-items:start}.mk-rich p{font-size:14.5px;line-height:1.9;color:var(--ink2);margin:0 0 12px;max-width:760px}.mk-rich p:last-child{margin-bottom:0}.mk-facts{margin:0;border:1px solid var(--rule);border-radius:8px;overflow:hidden;background:var(--bg)}.mk-facts div{display:grid;grid-template-columns:110px 1fr;border-top:1px solid var(--rule)}.mk-facts div:first-child{border-top:0}.mk-facts dt{font-size:12px;font-weight:800;color:var(--ink);background:var(--panel);padding:10px 12px}.mk-facts dd{font-size:12.5px;line-height:1.65;color:var(--ink2);margin:0;padding:10px 12px}.mk-step-list{list-style:none;counter-reset:mkstep;margin:0;padding:0;display:grid;grid-gap:14px;gap:14px}.mk-step-list li{counter-increment:mkstep;display:grid;grid-template-columns:34px minmax(0,1fr);grid-gap:12px;gap:12px;align-items:start}.mk-step-list li:before{content:counter(mkstep);display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;font-size:14px;font-weight:800}.mk-step-list b{grid-column:2;display:block;font-size:15.5px;line-height:1.45;color:var(--ink);margin:0 0 3px}.mk-step-list span{grid-column:2;display:block;font-size:13.5px;line-height:1.8;color:var(--ink2)}.mk-topic-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:10px;gap:10px}.mk-topic-card{display:flex;flex-direction:column;gap:6px;min-height:142px;padding:15px 16px;background:var(--surface);border:1px solid var(--rule);border-radius:8px;text-decoration:none;color:inherit;transition:.12s}.mk-topic-card:hover{border-color:var(--accent);box-shadow:0 6px 18px -13px rgba(31,107,84,.5);transform:translateY(-2px)}.mk-topic-card b{font-size:15px;line-height:1.42;color:var(--ink);font-weight:800}.mk-topic-card span:last-child{font-size:12.5px;line-height:1.65;color:var(--ink2)}.mk-topic-meta{font-size:11.5px;font-weight:800;color:var(--accent);line-height:1.35}.mk-readmore{margin:14px 0 0;font-size:13px;font-weight:700}.mk-readmore a{color:var(--accent);text-decoration:none}.mk-readmore a:hover{text-decoration:underline}.strategy-card{background:transparent;border:0;border-radius:0;padding:0 24px 30px;border-bottom:1px solid var(--rule)}.strategy-head{max-width:1040px;margin:0 0 18px}.strategy-head .mk-h2{margin:0 0 10px}.strategy-head p{font-size:18px;line-height:1.95;color:var(--ink2);margin:0}.strategy-body{max-width:1040px;margin:0 0 16px}.strategy-body p{font-size:18px;line-height:2;color:var(--ink2);margin:0 0 16px}.strategy-body p:last-child{margin-bottom:0}.strategy-list-block,.strategy-routes{max-width:1040px;margin:0 0 20px}.strategy-list-block h3,.strategy-routes h3{font-size:17px;line-height:1.45;color:var(--ink);margin:0 0 9px;font-weight:800}.strategy-list-block ul,.strategy-routes ul{margin:0;padding:0 0 0 1.15em}.strategy-list-block li,.strategy-routes li{font-size:17px;line-height:1.95;color:var(--ink2);margin:0 0 5px}.strategy-list-block a{color:var(--ink);text-decoration:none;font-weight:700}.strategy-list-block a:hover{color:var(--accent)}.strategy-routes b{font-weight:800;color:var(--ink)}.strategy-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px 12px;border-top:1px solid var(--rule);padding-top:16px}.strategy-actions .btn{font-size:15px;font-weight:700;padding:11px 17px;min-width:0;border-radius:8px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;line-height:1}.strategy-actions p{flex:1 1 320px;font-size:16px;line-height:1.75;color:var(--ink2);margin:0}@media(max-width:640px){.strategy-card{padding:0 16px 24px}.strategy-actions .btn{width:100%}}.mk-coverage,.mk-flow,.mk-intent,.mk-related{background:transparent;border:0;border-radius:0;padding:0 24px 30px;border-bottom:1px solid var(--rule)}.mk-coverage>p,.mk-flow>p,.mk-intent>p,.mk-related>p{font-size:18px;line-height:1.95;color:var(--ink2);margin:0 0 20px;max-width:1040px}.mk-intent-facts{margin:0 0 18px}.mk-intent-summary{font-weight:600;color:var(--ink)!important}.mk-evidence-note{font-size:16.5px!important;line-height:1.9!important;margin-top:12px!important}.mk-source-line{font-size:14px!important;line-height:1.7!important;color:var(--muted)!important;margin:0!important}.mk-source-line a{color:var(--accent);font-weight:800;text-decoration:none}.mk-source-line a:hover{text-decoration:underline}.mk-coverage-list{list-style:none;margin:0;padding:0;display:grid;grid-gap:12px;gap:12px;max-width:1040px}.mk-coverage-list li{padding:0 0 12px;border-bottom:1px solid var(--rule)}.mk-coverage-list li:last-child{border-bottom:0;padding-bottom:0}.mk-coverage-list b{display:block;font-size:17px;line-height:1.45;color:var(--ink);margin:0 0 4px}.mk-coverage-list span{display:block;font-size:16.5px;line-height:1.9;color:var(--ink2)}.mk-flow-steps{list-style:none;margin:0 0 20px;padding:0;border-top:1px solid var(--rule)}.mk-flow-steps li{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:14px;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--rule)}.mk-flow-steps b{display:block;font-size:17px;line-height:1.45;color:var(--ink);margin:0 0 4px}.mk-flow-steps span{display:block;font-size:16px;line-height:1.8;color:var(--ink2)}.mk-flow-note{margin:18px 0 0}.mk-flow-note h3,.mk-related h3{font-size:17px;line-height:1.45;color:var(--ink);margin:0 0 8px;font-weight:800}.mk-flow-note ul{margin:0;padding:0 0 0 1.15em}.mk-flow-note li{font-size:16.5px;line-height:1.9;color:var(--ink2);margin:0 0 7px}.mk-flow-note li b{font-weight:800;color:var(--ink)}.mk-flow-note li span{display:inline}.mk-flow-links{display:flex;flex-wrap:wrap;gap:8px 16px;margin:20px 0 0;padding-top:16px;border-top:1px solid var(--rule)}.mk-flow-links a{font-size:15px;line-height:1.55;color:var(--accent);text-decoration:none}.mk-flow-links a:hover{text-decoration:underline}.mk-flow-links b{font-weight:800;margin-right:5px}.mk-flow-links span{color:var(--ink2)}.mk-related-group{display:grid;grid-gap:18px;gap:18px;margin:0}.mk-related-group ul{margin:0;padding:0 0 0 1.15em}.mk-related-group li{font-size:16.5px;line-height:1.9;color:var(--ink2);margin:0 0 6px}.mk-related-group a{font-weight:800;color:var(--accent);text-decoration:none}.mk-related-group a:hover{text-decoration:underline}.mk-related-group span{display:block;color:var(--ink2)}.mk-faq-embedded{margin:22px 0 0;padding-top:18px;border-top:1px solid var(--rule)}.mk-faq-embedded>h3{font-size:14px;line-height:1.45;color:var(--ink);margin:0 0 10px;font-weight:800}@media(max-width:640px){.mk-coverage,.mk-flow,.mk-intent,.mk-related{padding:0 16px 24px}.mk-coverage>p,.mk-flow>p,.mk-intent>p,.mk-related>p{font-size:16px;line-height:1.85;margin-bottom:16px}.mk-facts dt{font-size:12px;padding:8px 10px}.mk-facts dd{font-size:13px;line-height:1.65;padding:9px 10px}.mk-evidence-note{font-size:14.5px!important;line-height:1.75!important}.mk-coverage-list{gap:9px}.mk-coverage-list li{padding-bottom:9px}.mk-coverage-list b{font-size:16px}.mk-coverage-list span{font-size:14.5px;line-height:1.75}.mk-flow-steps li{grid-template-columns:1fr;gap:8px}.mk-flow-steps .gt-solve{width:100%;text-align:center}}.mk-faq-list{display:flex;flex-direction:column;gap:8px}.mk-faq-item{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:0 16px}.mk-faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:52px;font-size:15px;font-weight:800;line-height:1.45;color:var(--ink)}.mk-faq-item summary::-webkit-details-marker{display:none}.mk-faq-item summary:after{content:"";flex:0 0 auto;width:9px;height:9px;border-right:2px solid var(--ink3);border-bottom:2px solid var(--ink3);transform:rotate(45deg);transition:transform .15s}.mk-faq-item[open] summary:after{transform:rotate(-135deg)}.mk-faq-item p{font-size:13.5px;line-height:1.85;color:var(--ink2);margin:0;padding:0 0 15px}.mk-faq-item a{font-weight:700;color:var(--accent);text-decoration:none}.mk-faq-item a:hover{text-decoration:underline}@media(max-width:980px){.mk-rich-grid{grid-template-columns:1fr}.mk-topic-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.mk-rich{padding:18px 16px}.mk-facts div,.mk-topic-cards{grid-template-columns:1fr}.mk-topic-card{min-height:0}}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(180%) blur(10px);-webkit-backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--rule)}.site-header-in{position:relative;max-width:1480px;margin:0 auto;padding:10px 36px;display:flex;align-items:center;justify-content:space-between;gap:16px}.site-brand{display:inline-flex;align-items:baseline;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--ink);text-decoration:none}.site-brand span{font-size:11.5px;font-weight:500;letter-spacing:0;color:var(--ink3)}.site-menu-button{display:none}.site-nav{display:flex;align-items:center;gap:16px}.site-nav a{min-height:38px;display:inline-flex;align-items:center;font-size:13px;font-weight:600;color:var(--ink2);text-decoration:none;transition:.12s;white-space:nowrap}.site-nav a:hover{color:var(--accent)}.site-nav a[aria-current=page]{color:var(--accent);box-shadow:inset 0 -2px var(--accent)}.site-nav a.site-cta{background:var(--accent);color:#fff;padding:8px 16px;border-radius:6px;font-weight:700}.site-nav a.site-cta:hover{background:var(--accent-d);color:#fff}#certs{scroll-margin-top:72px}@media(max-width:980px){.site-header-in{min-height:63px;padding:9px 16px;gap:10px;min-width:0}.site-brand{font-size:16px}.site-brand span{display:none}.site-menu-button{margin-left:auto;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:44px;min-height:44px;padding:0 12px;color:var(--ink);background:var(--surface);border:1px solid var(--rule);border-radius:7px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}.site-menu-icon,.site-menu-icon:after,.site-menu-icon:before{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;transition:.15s}.site-menu-icon{position:relative}.site-menu-icon:after,.site-menu-icon:before{content:"";position:absolute;left:0}.site-menu-icon:before{top:-6px}.site-menu-icon:after{top:6px}.site-menu-button[aria-expanded=true] .site-menu-icon{background:transparent}.site-menu-button[aria-expanded=true] .site-menu-icon:before{top:0;transform:rotate(45deg)}.site-menu-button[aria-expanded=true] .site-menu-icon:after{top:0;transform:rotate(-45deg)}.site-nav{position:absolute;top:calc(100% + 1px);left:0;right:0;z-index:60;display:none;align-items:stretch;flex-direction:column;gap:0;max-height:calc(100vh - 70px);overflow-y:auto;padding:8px 16px 16px;background:var(--surface);border-bottom:1px solid var(--rule);box-shadow:0 18px 34px -28px rgba(0,0,0,.65)}.site-nav.open{display:flex}.site-nav a{width:100%;min-height:46px;padding:10px 12px;font-size:15px;border-bottom:1px solid var(--rule)}.site-nav a[aria-current=page]{background:var(--accent-bg);box-shadow:inset 3px 0 var(--accent);border-radius:5px}.site-nav a.site-cta{justify-content:center;margin-top:9px;min-height:46px;border-bottom:0}body,html{max-width:100%;overflow-x:hidden}.mk,.mk-cols,.mk-main{width:100%;max-width:100%;min-width:0;overflow-x:hidden}.mk-coverage,.mk-flow,.mk-hero,.mk-intent,.mk-related,.sg-section,.strategy-card{width:100%;max-width:100%;min-width:0;overflow:hidden}.mk-coverage-list span,.mk-coverage>p,.mk-facts dd,.mk-flow-note li,.mk-flow-steps span,.mk-flow>p,.mk-hero-sub,.mk-intent>p,.mk-related-group li,.mk-related>p,.strategy-body p,.strategy-head p,.strategy-list-block li,.strategy-routes li{overflow-wrap:anywhere;word-break:normal}.mk-hero-cta .btn,.strategy-actions .btn{width:100%}.mk-flow-links{display:grid;grid-template-columns:1fr}.mk-flow-links a{min-width:0}}@media(max-width:480px){*,:after,:before{box-sizing:border-box}.site-menu-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}}.nf{max-width:760px;margin:0 auto;padding:64px 24px 80px}.nf-code{font-size:54px;font-weight:800;color:var(--accent);margin:0;line-height:1;letter-spacing:.02em}.nf-ttl{font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--ink);margin:14px 0 0;line-height:1.3}.nf-lead{font-size:15px;color:var(--ink2);line-height:1.85;margin:14px 0 0;max-width:560px}.nf-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;margin:26px 0 0}.nf-link{font-size:14px;font-weight:600;color:var(--accent);text-decoration:none}.nf-link:hover{text-decoration:underline}.nf-certs{margin:40px 0 0;border-top:1px solid var(--rule);padding:24px 0 0}.nf-certs-l{display:block;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--ink3);margin:0 0 12px}.nf-certs-list{display:flex;flex-wrap:wrap;gap:9px 18px}.nf-certs-list a{font-size:14px;color:var(--ink2);text-decoration:none;font-weight:500}.nf-certs-list a:hover{color:var(--accent)}.hero-stage{position:relative;overflow:hidden;margin-bottom:26px;background:radial-gradient(62% 80% at 82% 6%,rgba(76,199,156,.22),transparent 56%),linear-gradient(165deg,#16271f,#0e1814 58%,#0a120f)}@media(max-width:860px){.hero-stage{margin-bottom:22px}}.hero-stage:before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 0),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 0);background-size:46px 46px;-webkit-mask-image:radial-gradient(78% 72% at 52% 22%,#000,transparent 80%);mask-image:radial-gradient(78% 72% at 52% 22%,#000,transparent 80%)}.hero-stage-in{position:relative;z-index:1;max-width:1160px;margin:0 auto;padding:22px 24px}.mk-head.on-dark{border-bottom:1px solid rgba(255,255,255,.1)}.on-dark .mk-brand{color:#fff}.on-dark .mk-brand span{color:rgba(255,255,255,.6)}.on-dark .mk-quick a{color:rgba(255,255,255,.82)}.on-dark .mk-quick a:hover{color:#fff}.on-dark .mk-quick a.prim{background:#1f6b54;color:#fff}.on-dark .mk-quick a.prim:hover{background:#258a6c;color:#fff}.hero-certs{display:flex;flex-wrap:wrap;align-items:center;gap:9px}.hero-certs-l{font-size:11.5px;font-weight:700;color:rgba(255,255,255,.5);letter-spacing:.06em;margin-right:3px}.hero-cert{font-size:12.5px;font-weight:600;color:rgba(255,255,255,.86);text-decoration:none;padding:6px 13px;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:rgba(255,255,255,.04);transition:.12s}.hero-cert:hover{border-color:rgba(76,199,156,.65);background:rgba(76,199,156,.14);color:#fff}.pf-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);grid-gap:40px;gap:40px;align-items:center;padding:clamp(22px,3vw,38px) 0 clamp(18px,2.2vw,28px);color:#fff}.pf-hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.04em;color:#bfe6d6;border:1px solid rgba(191,230,214,.32);border-radius:999px;padding:5px 13px;margin:0 0 18px}.pf-hero-eyebrow i{width:6px;height:6px;border-radius:50%;background:#4cc79c;display:inline-block}.pf-hero-kv{display:flex;justify-content:center;align-items:center;min-width:0}.pf-hero-kv svg{width:100%;max-width:450px;height:auto}@media(max-width:860px){.hero-stage-in{padding:20px 18px 22px}.pf-hero{grid-template-columns:1fr;gap:14px;padding:18px 0}.pf-hero-kv{display:none}}.pf-hero-ttl{font-size:clamp(32px,4.9vw,52px);font-weight:800;line-height:1.12;letter-spacing:-.02em;margin:0 0 16px;color:#fff}.pf-hero-sub{font-size:15.5px;color:rgba(255,255,255,.76);line-height:1.85;margin:0;max-width:560px}.pf-hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;margin:26px 0 0}.pf-hero-cta .lp-cta{font-size:15px;padding:14px 30px;background:linear-gradient(135deg,#34b483,#1f6b54);box-shadow:0 14px 34px -12px rgba(76,199,156,.6)}.pf-hero-cta .lp-cta:hover{background:linear-gradient(135deg,#3cc28e,#246b56)}.pf-hero-link{font-size:13.5px;font-weight:600;color:#cdeadf;text-decoration:none}.pf-hero-link:hover{color:#fff;text-decoration:underline}.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px}.pf-card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:0;overflow:hidden;text-decoration:none;transition:.12s;min-height:150px}.pf-card:hover{border-color:var(--accent);box-shadow:0 6px 18px -13px rgba(31,107,84,.5);transform:translateY(-2px)}.pf-card-hero{position:relative;aspect-ratio:40/13;background:var(--accent-bg)}.pf-card-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.88);z-index:0}.pf-card-hero:after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(14,53,41,.1),rgba(14,53,41,.3) 56%,rgba(14,53,41,.62)),rgba(31,107,84,.12)}.pf-card-ic{position:absolute;left:16px;bottom:-15px;z-index:2;display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:11px;background:var(--accent);color:#fff;box-shadow:0 5px 14px -5px rgba(0,0,0,.45)}.pf-card-ic svg{width:26px;height:26px}.pf-card-body{display:flex;flex-direction:column;gap:7px;padding:25px 18px 18px;flex:1 1 auto}.pf-card-name{font-size:17px;font-weight:800;color:var(--ink);line-height:1.35}.pf-card-short{font-size:13px;color:var(--ink2);line-height:1.7;flex:1 1 auto}.pf-card-meta{font-size:12.5px;color:var(--ink3);font-weight:600}.pf-card-go{font-size:13px;font-weight:700;color:var(--accent)}.pf-card-main{flex-direction:column;flex:1 1 auto}.pf-card-main,.pf-card-quiz{display:flex;text-decoration:none}.pf-card-quiz{align-items:center;gap:6px;min-height:44px;padding:11px 18px;border-top:1px solid var(--rule);background:var(--accent-bg);font-size:13px;font-weight:700;color:var(--accent);transition:.12s}.pf-card-quiz:hover{background:var(--accent);color:#fff}@media(max-width:760px){.pf-grid{grid-template-columns:1fr}}.pf-learning{margin-top:4px}.pf-learning-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.pf-learning-card{display:flex;flex-direction:column;gap:11px;min-height:214px;background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:20px 22px}.pf-learning-card h3{font-size:18px;font-weight:800;line-height:1.35;margin:0;color:var(--ink)}.pf-learning-card p{font-size:13.5px;line-height:1.75;color:var(--ink2);margin:0}.pf-learning-links{display:flex;flex-direction:column;gap:7px;margin-top:auto;padding-top:4px}.pf-learning-links a{font-size:13px;font-weight:700;line-height:1.45;color:var(--accent);text-decoration:none}.pf-learning-links a:hover{text-decoration:underline}@media(max-width:1100px){.pf-learning-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.pf-learning-grid{grid-template-columns:1fr}.pf-learning-card{min-height:0}}.lp.guide{max-width:1320px;padding-right:36px;padding-left:36px}.guide .subhead{padding-top:46px}.guide .guide-head-links{margin-top:26px}.guide-purpose-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.lp.guide .guide-purpose-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.guide-purpose{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:18px 20px}.guide-purpose h3{font-size:17px;line-height:1.45;font-weight:800;color:var(--ink);margin:0 0 8px}.guide-purpose p{font-size:13.5px;line-height:1.75;color:var(--ink2);margin:0 0 12px}.guide-links{display:flex;flex-wrap:wrap;gap:8px 14px}.guide-links a{font-size:13px;font-weight:700;color:var(--accent);text-decoration:none}.guide-links a:hover{text-decoration:underline}.topic-link-band{padding:16px 18px}.guide-table-wrap,.topic-link-band{background:var(--surface);border:1px solid var(--rule);border-radius:8px}.guide-table-wrap{overflow-x:auto}.guide-table{width:100%;min-width:860px;border-collapse:collapse}.guide-table th{font-size:12px;font-weight:800;color:var(--ink);background:var(--panel);text-align:left;padding:11px 12px;white-space:nowrap}.guide-table td,.guide-table th{border-bottom:1px solid var(--rule)}.guide-table td{font-size:13px;line-height:1.6;color:var(--ink2);padding:12px;vertical-align:top}.guide-table tr:last-child td{border-bottom:0}.guide-table td:first-child{font-weight:800;color:var(--ink);min-width:190px}.guide-table a{color:var(--accent);text-decoration:none}.guide-table a:hover{text-decoration:underline}@media(max-width:720px){.guide-table-wrap{overflow:visible;border:0;background:transparent}.guide-table{display:block;width:100%;min-width:0;border-collapse:separate}.guide-table thead{display:none}.guide-table tbody{display:grid;grid-gap:10px;gap:10px}.guide-table tr{display:block;border:1px solid var(--rule);border-radius:8px;background:var(--surface);padding:10px 12px}.guide-table td{display:grid;grid-template-columns:72px minmax(0,1fr);grid-gap:10px;gap:10px;align-items:start;border-bottom:1px solid var(--rule);padding:8px 0;font-size:14px}.guide-table td:last-child{border-bottom:0}.guide-table td:first-child{min-width:0}.guide-table td:before{font-size:12px;font-weight:800;color:var(--ink3)}.guide-table td:first-child:before{content:"優先"}.guide-table td:nth-child(2):before{content:"章"}.guide-table td:nth-child(3):before{content:"問題数"}.guide-table td:nth-child(4):before{content:"論点"}.guide-table td:nth-child(5):before{content:"演習"}.guide-starter-table td:first-child:before{content:"資格"}.guide-starter-table td:nth-child(2):before{content:"目安"}.guide-starter-table td:nth-child(3):before{content:"主な分野"}.guide-starter-table td:nth-child(4):before{content:"最初の章"}.guide-starter-table td:nth-child(5):before{content:"問題"}.guide-comparison-table td:first-child:before{content:"資格"}.guide-comparison-table td:nth-child(2):before{content:"主な分野"}.guide-comparison-table td:nth-child(3):before{content:"形式・時間"}.guide-comparison-table td:nth-child(4):before{content:"合格率"}.guide-comparison-table td:nth-child(5):before{content:"目安"}.guide-comparison-table td:nth-child(6):before{content:"収録"}}#comparison{scroll-margin-top:72px}@media(max-width:1040px){.lp.guide .guide-purpose-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.lp.guide{padding-right:20px;padding-left:20px}.guide-purpose-grid{grid-template-columns:1fr}}.mk-body{display:grid;grid-template-columns:200px minmax(0,1fr);grid-gap:30px;gap:30px;margin:22px 0 0;align-items:start}.mk-body-simple{display:block}.mk-main-wide{width:100%}.mk-side{top:72px}.mk-fold>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px}.mk-fold>summary::-webkit-details-marker{display:none}.mk-fold>summary:after{content:"";flex:0 0 auto;width:9px;height:9px;border-right:2px solid var(--ink3);border-bottom:2px solid var(--ink3);transform:rotate(45deg);margin-right:4px;transition:transform .15s}.mk-fold[open]>summary:after{transform:rotate(-135deg)}.mk-fold>summary .mk-h2{margin:0}.mk-fold>summary:hover .mk-h2{color:var(--accent)}.mk-fold>.mk-topics{margin-top:16px}.qa-fold{border-top:1px solid var(--rule)}.qa-fold:last-of-type{border-bottom:1px solid var(--rule)}.qa-fold>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 2px;font-size:15px;font-weight:700;color:var(--ink)}.qa-fold>summary::-webkit-details-marker{display:none}.qa-fold>summary:after{content:"";flex:0 0 auto;width:9px;height:9px;border-right:2px solid var(--ink3);border-bottom:2px solid var(--ink3);transform:rotate(45deg);transition:transform .15s}.qa-fold[open]>summary:after{transform:rotate(-135deg)}.qa-fold>summary:hover{color:var(--accent)}.qa-fold>.pq-body{padding:0 2px 16px;margin:0}.rd-fold>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:9px 0}.rd-fold>summary::-webkit-details-marker{display:none}.rd-fold>summary:after{content:"";flex:0 0 auto;width:10px;height:10px;border-right:2px solid var(--ink3);border-bottom:2px solid var(--ink3);transform:rotate(45deg);transition:transform .15s}.rd-fold[open]>summary:after{transform:rotate(-135deg)}.rd-fold>summary .mk-h2{margin:0}.rd-fold>summary:hover .mk-h2{color:var(--accent)}.rd-fold-note{font-size:13.5px;color:var(--ink2);line-height:1.7;margin:14px 0 0}.rd-fold>.rd-badges{margin-top:16px}.mk-side-toggle{display:none}@media(max-width:960px){.mk-side-toggle{display:flex;width:100%;align-items:center;justify-content:space-between;gap:10px;font:inherit;font-size:14px;font-weight:700;color:var(--ink);background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:12px 15px;cursor:pointer}.mk-side-toggle span{font-size:12.5px;font-weight:600;color:var(--accent)}.mk-side-inner{display:none;margin-top:12px}.mk-side-inner.open{display:block}}.mk-side-ttl{font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--ink3);margin:0 0 7px}.mk-side ul{list-style:none;margin:0 0 24px;padding:0}.mk-side li a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 9px;border-radius:6px;text-decoration:none;color:var(--ink2);font-size:13px;font-weight:400;line-height:1.4;transition:.1s}.mk-side li a:hover{background:var(--accent-bg);color:var(--accent)}.mk-side em{flex:0 0 auto;font-style:normal;font-size:11.5px;color:var(--ink3);font-weight:600}.mk-sec{margin:0 0 30px}.mk-h2{display:flex;align-items:baseline;gap:11px;font-size:21px;font-weight:800;color:var(--ink);margin:0 0 17px;padding:1px 0 1px 13px;line-height:1.3;border-left:4px solid var(--accent)}.mk-h2 span{font-size:12.5px;font-weight:600;color:var(--ink3)}.mk-main .mk-h2{position:static;display:flex;align-items:baseline;width:auto;max-width:1040px;background:transparent;color:var(--ink);border-left:4px solid var(--accent);border-radius:0;padding:1px 0 1px 13px;margin:0 0 18px;font-size:24px;line-height:1.35;box-shadow:none}.mk-main .mk-h2 span{color:var(--ink3)}.mk-main .mk-h2.mk-h2-band{align-items:center;width:calc(100% + 116px);max-width:none;background:var(--ink);color:#fff;border-left:0;padding:13px 24px;margin:0 -58px 28px;font-size:27px;line-height:1.3;box-shadow:0 10px 18px -18px rgba(0,0,0,.6)}.mk-main .mk-h2.mk-h2-band span{color:rgba(255,255,255,.72)}.mk-sec.card{background:var(--surface);border:1px solid var(--rule);border-radius:10px;padding:22px 24px}.mk-sec.card>.mk-h2{margin-bottom:16px}@media(max-width:640px){.mk-main,.mk-sec.card{padding:18px 16px}.mk-main .mk-h2{width:auto;margin:0 0 16px;padding:1px 0 1px 12px;font-size:21px}.mk-main .mk-h2.mk-h2-band{width:calc(100% + 64px);margin:0 -32px 20px;padding:12px 16px;font-size:22px}}.mk-toolbar{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin:0 0 11px}.mk-search{flex:1 1 230px;min-width:180px;font:inherit;font-size:14px;padding:9px 13px;border:1px solid var(--rule);border-radius:5px;background:var(--surface);color:var(--ink)}.mk-search::placeholder{color:var(--ink3)}.mk-search:focus{outline:none;border-color:var(--accent)}.mk-forms{display:flex;border:1px solid var(--rule);border-radius:5px;overflow:hidden}.mk-forms button{font:inherit;font-size:13px;font-weight:500;padding:8px 14px;background:var(--surface);border:0;border-left:1px solid var(--rule);color:var(--ink2);cursor:pointer;transition:.1s}.mk-forms button:first-child{border-left:0}.mk-forms button.on{background:var(--accent);color:#fff;font-weight:600}.mk-sort{font:inherit;font-size:13px;padding:8px 12px;border:1px solid var(--rule);border-radius:5px;background:var(--surface);color:var(--ink2);cursor:pointer}.mk-sort:focus{outline:none;border-color:var(--accent)}.mk-count{font-size:12px;color:var(--ink3);margin:0 0 12px}.mk-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px}.mk-list{display:flex;flex-direction:column;border-top:1px solid var(--rule)}.mk-row{display:grid;grid-template-columns:34px minmax(0,1fr) auto;grid-gap:14px;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid var(--rule);text-decoration:none;color:inherit}.mk-row:hover .mk-row-name{color:var(--accent);text-decoration:underline}.mk-row-ic{width:28px;height:28px;color:var(--accent);display:flex;align-items:center;justify-content:center}.mk-row-ic svg{width:24px;height:24px}.mk-row-main{display:flex;flex-direction:column;min-width:0;gap:3px}.mk-row-meta{font-size:12px;font-weight:700;color:var(--accent)}.mk-row-name{font-size:18px;font-weight:800;color:var(--ink);line-height:1.35}.mk-row-side{display:flex;align-items:baseline;gap:8px;font-size:13px;color:var(--ink3);white-space:nowrap}.mk-row-side b{font-size:19px;color:var(--ink);font-weight:800}.mk-row-side span{font-weight:700;color:var(--accent)}.mk-row-prog{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink3);font-weight:600}.mk-row-bar{display:inline-block;width:96px;height:5px;border-radius:3px;background:var(--panel);overflow:hidden}.mk-row-bar i{display:block;height:100%;border-radius:3px;background:var(--accent)}@media(max-width:640px){.mk-row{grid-template-columns:28px minmax(0,1fr);gap:10px;padding:15px 0}.mk-row-side{grid-column:2;justify-content:flex-start}.mk-row-name{font-size:16.5px}.mk-row-prog{flex-direction:column;align-items:flex-start;gap:5px}}.mk-primary-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin:0 0 17px}.mk-primary-row .mk-h2{margin:0}.mk-primary-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:9px}.mk-mini-cta,.mk-mini-link{display:inline-flex;align-items:center;justify-content:center;min-height:36px;border-radius:6px;text-decoration:none;font-size:13px;font-weight:700;line-height:1.2;padding:8px 13px}.mk-mini-cta{background:var(--accent);color:#fff}.mk-mini-cta:hover{background:var(--accent-d)}.mk-mini-link{color:var(--accent);background:var(--surface);border:1px solid var(--rule)}.mk-mini-link:hover{border-color:var(--accent);background:var(--accent-bg)}.mk-secondary{margin-top:24px;opacity:.82}.mk-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--rule);border-radius:6px;text-decoration:none;transition:.12s}.mk-card:hover{border-color:var(--accent);box-shadow:0 4px 14px -12px rgba(31,107,84,.5)}.mk-card-body{display:flex;flex-direction:column;gap:4px;padding:11px 12px}.mk-card-h{display:flex;align-items:center;gap:8px}.mk-card-ic{flex:0 0 auto;width:22px;height:22px;color:var(--accent)}.mk-card-ic svg{display:block;width:22px;height:22px}.mk-card-area{flex:1 1 auto;font-size:11px;font-weight:600;color:var(--accent);letter-spacing:.02em}.mk-card-cnt{flex:0 0 auto;font-size:12px;color:var(--ink3);font-weight:400}.mk-card-cnt b{font-size:16px;margin-right:1px}.mk-card-cnt b,.mk-card-name{color:var(--ink);font-weight:700}.mk-card-name{font-size:15px;line-height:1.38;margin:1px 0 0}.mk-card-meta{display:flex;flex-wrap:wrap;gap:3px 11px;font-size:11px;color:var(--ink3);font-weight:400}.mk-card-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:auto;padding-top:2px}.mk-tag{font-size:11px;color:var(--ink3);background:var(--bg);border:1px solid var(--rule);border-radius:3px;padding:2px 7px;line-height:1.4}.mk-tag i{font-style:normal;margin-left:5px;font-weight:700;font-size:10px;color:var(--accent)}.mk-card-go{font-size:12px;font-weight:600;color:var(--accent);margin-top:2px}.mk-prog{margin:2px 0 0}.mk-prog-bar{height:5px;border-radius:3px;background:var(--panel);overflow:hidden}.mk-prog-bar span{display:block;height:100%;background:var(--accent);border-radius:3px}.mk-prog-tx{font-size:11px;color:var(--ink3);margin-top:3px;font-weight:500}.mk-review-cta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 0 12px;padding:10px 14px;border:1px solid var(--rule);background:var(--panel);border-radius:6px;text-decoration:none;color:var(--ink);font-size:13px;font-weight:600}.mk-review-cta b{font-weight:800;color:var(--accent)}.mk-review-cta:hover{border-color:var(--accent)}.mk-side a.mk-side-review{color:var(--ink2);font-weight:600}.mk-side a.mk-side-review em{color:#fff;background:var(--accent)}.mk-side a.mk-side-review:hover{background:var(--accent-bg)}.mk-backup{margin:4px 0 0}.mk-backup-tx{font-size:11.5px;color:var(--ink3);line-height:1.6;margin:0 0 8px}.mk-backup-btns{display:flex;gap:8px}.mk-backup-btns button{font:inherit;font-size:12px;font-weight:600;color:var(--accent);background:var(--surface);border:1px solid var(--rule);border-radius:5px;padding:6px 11px;cursor:pointer;transition:.1s}.mk-backup-btns button:hover{border-color:var(--accent);background:var(--accent-bg)}.mk-backup-msg{font-size:11.5px;color:var(--accent);margin:8px 0 0;font-weight:600;line-height:1.5}.ch-card.review{background:var(--bad-bg);border-color:var(--bad-bd)}.ch-card.review .ch-card-no{color:var(--bad)}.ch-card.review:hover{border-color:var(--bad)}.mk-empty{grid-column:1/-1;color:var(--ink3);font-size:14px;padding:24px 0}.mk-topics{display:flex;flex-direction:column;gap:10px}.mk-topic-grp{border:1px solid var(--rule);border-radius:6px;padding:11px 14px;background:var(--surface)}.mk-topic-h{display:inline-block;font-size:13px;font-weight:700;color:var(--ink);text-decoration:none;margin:0 0 8px}.mk-topic-h em{font-style:normal;color:var(--ink3);font-weight:600;margin-left:8px;font-size:12px}.mk-topic-chips{display:flex;flex-wrap:wrap;gap:6px}.mk-tchip{font-size:11.5px;font-weight:400;color:var(--ink2);background:var(--bg);border:1px solid var(--rule);border-radius:4px;padding:4px 10px;text-decoration:none;transition:.1s}.mk-tchip i{font-style:normal;margin-left:5px;font-weight:700;font-size:10px;color:var(--ink3)}.mk-tchip:hover{border-color:var(--accent);color:var(--accent)}.mk-note{font-size:12px;color:var(--ink3);margin:0 0 10px}a.mk-brand{text-decoration:none;color:var(--ink)}.mk-crumb{font-size:12.5px;color:var(--ink3);margin:14px 0 0;display:flex;gap:5px;flex-wrap:wrap;align-items:center}.mk-crumb a{color:var(--ink2);text-decoration:none}.mk-crumb a:hover{color:var(--accent)}.ch-hero{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--rule);border-radius:8px;margin:18px 0 30px}.ch-hero-body{padding:24px 26px}.ch-hero-top{display:flex;align-items:center;gap:10px;margin:0 0 10px}.ch-hero-ic{flex:0 0 auto;width:30px;height:30px;color:var(--accent)}.ch-hero-ic svg{display:block;width:30px;height:30px}.ch-hero-area{font-size:13px;font-weight:600;color:var(--accent)}.ch-hero-ttl{font-size:clamp(23px,2.6vw,32px);font-weight:800;line-height:1.22;margin:0 0 14px;color:var(--ink)}.ch-hero-query{font-size:14px;line-height:1.75;color:var(--ink2);margin:0 0 16px;max-width:760px}.ch-hero-meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:13px;color:var(--ink2);font-weight:500;margin:0 0 18px}.ch-prog{margin:0 0 18px;max-width:440px}.ch-prog-bar{height:7px;border-radius:4px;background:var(--panel);overflow:hidden}.ch-prog-bar span{display:block;height:100%;background:var(--accent);border-radius:4px}.ch-prog-tx{font-size:13px;color:var(--ink2);margin-top:6px;font-weight:500}.ch-note{font-size:13px;color:var(--ink3);line-height:1.7;margin:14px 0 0}.ch-card-prog{display:block;font-style:normal;font-size:12px;color:var(--ink3);font-weight:500;margin-top:3px}.ch-solve{background:var(--accent-bg);border:1px solid var(--rule);border-radius:10px;padding:26px 24px;margin:0 0 30px;text-align:center}.ch-solve-ttl{font-size:18px;font-weight:800;color:var(--ink);margin:0 0 8px}.ch-solve-lead{font-size:14px;line-height:1.8;color:var(--ink2);margin:0 auto 18px;max-width:520px}.ch-solve-sub{font-size:12.5px;color:var(--ink3);margin:12px 0 0}.ch-solve-bar{display:none}@media(max-width:720px){.ch-hero .lp-cta,.ch-solve .lp-cta{display:flex;width:100%}.ch-solve-bar{position:-webkit-sticky;position:sticky;bottom:12px;z-index:40;display:flex;align-items:center;justify-content:center;margin:20px 0 4px;padding:15px 16px;border-radius:12px;background:var(--accent);color:#fff;font-weight:700;font-size:16px;text-decoration:none;box-shadow:0 8px 24px -8px rgba(31,107,84,.6)}}.mk-foot{margin:30px 0 0;border-top:1px solid var(--rule);padding:22px 0 0}.mk-foot-cols{display:grid;grid-template-columns:2fr 1fr;grid-gap:24px;gap:24px}.mk-foot-col{display:flex;flex-direction:column;gap:7px}.mk-foot-col:first-child{display:grid;grid-template-columns:1fr 1fr;grid-gap:7px 24px;gap:7px 24px}.mk-foot-ttl{font-size:12px;font-weight:700;color:var(--ink);margin:0 0 4px;grid-column:1/-1}.mk-foot-col a{font-size:13px;color:var(--ink2);text-decoration:none;font-weight:400}.mk-foot-col a:hover{color:var(--accent)}.mk-foot-note{font-size:12px;color:var(--ink3);line-height:1.7;margin:20px 0 0;border-top:1px solid var(--rule);padding-top:14px}.mk-foot-certs{display:flex;flex-wrap:wrap;gap:7px 18px;align-items:baseline}.mk-foot-certs a{font-size:13px;color:var(--ink2);text-decoration:none;font-weight:500}.mk-foot-certs a:hover{color:var(--accent)}.mk-foot-updated{font-size:11.5px;color:var(--ink3);margin:12px 0 0}.site-footer{max-width:1480px;margin:48px auto 0;border-top:1px solid var(--rule);padding:22px 36px 34px}.site-footer .mk-foot-note{max-width:900px;font-size:13px}.site-footer .mk-foot-updated{font-size:12.5px}.foot-certs{margin:0 0 12px}.foot-certs summary{display:inline-flex;align-items:center;gap:9px;min-height:44px;cursor:pointer;color:var(--ink2);font-size:13px;font-weight:700;list-style:none}.foot-certs summary::-webkit-details-marker{display:none}.foot-certs summary:before{content:"";width:7px;height:7px;border-right:2px solid var(--ink3);border-bottom:2px solid var(--ink3);transform:rotate(45deg);transition:transform .15s}.foot-certs[open] summary:before{transform:rotate(-135deg)}.foot-certs summary:hover{color:var(--accent)}.foot-certs .mk-foot-certs{margin-top:12px}.cc-banner{position:fixed;left:0;right:0;bottom:0;z-index:200;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 18px;padding:12px clamp(14px,4vw,28px);background:var(--ink);box-shadow:0 -2px 16px rgba(0,0,0,.18)}.cc-text{margin:0;max-width:740px;font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.92)}.cc-text a{color:#fff;text-decoration:underline}.cc-actions{display:flex;gap:8px;flex-shrink:0}.cc-btn{font-size:13px;font-weight:600;border-radius:6px;padding:8px 16px;cursor:pointer;border:1px solid transparent;transition:opacity .12s}.cc-allow{background:var(--accent);color:#fff}.cc-deny{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}.cc-btn:hover{opacity:.88}.optout-btn{font-family:inherit;font-size:14px;font-weight:600;color:#fff;background:var(--accent);border:1px solid var(--accent);border-radius:7px;padding:9px 18px;cursor:pointer;transition:.12s}.optout-btn:hover{background:var(--accent-d);border-color:var(--accent-d)}.optout-btn.ghost{background:transparent;color:var(--accent);margin-left:10px;padding:6px 12px;font-size:13px}.optout-btn.ghost:hover{background:var(--accent-bg)}.optout-state{font-size:15px;color:var(--ink);margin:0;display:flex;flex-wrap:wrap;align-items:center;gap:4px}.optout-wrap{margin:2px 0 8px}.mk-tchip-more{margin:9px 0 0;font-size:12px;font-weight:600;color:var(--accent);background:none;border:none;padding:3px 0;cursor:pointer;text-decoration:underline;text-underline-offset:2px}.mk-tchip-more:hover{opacity:.78}.rd-badges{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 18px}.trust-badge{display:inline-flex;align-items:center;font-size:12px;font-weight:600;color:var(--ink2);background:var(--surface);border:1px solid var(--rule);border-radius:999px;padding:4px 12px}.tip{position:relative;cursor:help}.tip:after{content:attr(data-tip);position:absolute;bottom:calc(100% + 7px);left:0;background:var(--ink);color:#fff;font-size:11px;font-weight:400;line-height:1.65;width:max-content;max-width:260px;padding:7px 10px;border-radius:7px;opacity:0;visibility:hidden;transition:opacity .12s;z-index:60;box-shadow:0 4px 14px rgba(0,0,0,.18)}.tip:focus-visible:after,.tip:hover:after{opacity:1;visibility:visible}.mk-side-filter{margin:0 0 24px}.mk-side-filter button{display:flex;width:100%;align-items:center;justify-content:space-between;gap:8px;padding:6px 9px;border:0;background:none;font:inherit;font-size:13px;color:var(--ink2);cursor:pointer;border-radius:6px;text-align:left;transition:.1s}.mk-side-filter button:hover{background:var(--accent-bg);color:var(--accent)}.mk-side-filter button.on{background:var(--accent);color:#fff;font-weight:600}.mk-side-filter em{font-style:normal;font-size:11.5px;color:var(--ink3);font-weight:600}.mk-side-filter button.on em{color:rgba(255,255,255,.85)}.mk-shelf{display:flex;flex-wrap:wrap;gap:10px}.mk-shelf button{font:inherit;display:flex;align-items:baseline;gap:7px;background:var(--surface);border:1px solid var(--rule);border-radius:6px;padding:12px 18px;cursor:pointer;color:var(--ink);font-size:14px;font-weight:600;transition:.12s}.mk-shelf button:hover{border-color:var(--accent)}.mk-shelf button b{font-size:20px;font-weight:700;color:var(--accent)}.mk-shelf button .u{font-size:12px;color:var(--ink3);font-weight:400}.mk-more{font-size:11px;color:var(--ink3);font-weight:600;padding:2px 4px}@media(max-width:960px){.mk-body{grid-template-columns:1fr}.mk-side{position:static}.mk-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.mk{padding:0 16px 56px}.mk-foot-cols,.mk-grid{grid-template-columns:1fr}.mk-foot-col:first-child{grid-template-columns:1fr 1fr}}.bookad{margin:36px 0 8px;padding:20px 22px;background:var(--accent-bg);border:1px solid var(--rule);border-radius:12px}.bookad-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 4px}.bookad-title{font-size:20px;font-weight:800;color:var(--ink)}.bookad-pr{font-size:10px;font-weight:700;color:#fff;background:var(--ink3);padding:2px 8px;border-radius:99px;letter-spacing:.03em}.bookad-lead{font-size:13.5px;color:var(--ink2);margin:0 0 14px;line-height:1.6}.bookad-list{list-style:none;margin:0;padding:0;display:grid;grid-gap:12px;gap:12px}.bookad-link{display:flex;gap:14px;align-items:flex-start;padding:12px;background:var(--surface);border:1px solid var(--rule);border-radius:10px;text-decoration:none;transition:border-color .15s,box-shadow .15s}.bookad-link:hover{border-color:var(--accent);box-shadow:0 2px 10px rgba(0,0,0,.06)}.bookad-cover{flex:0 0 84px;width:84px;height:auto;border:1px solid var(--rule);border-radius:4px;background:#fff}.bookad-text{display:flex;flex-direction:column;gap:2px}.bookad-name{font-size:16px;font-weight:700;color:var(--ink);line-height:1.42}.bookad-meta{font-size:13px;color:var(--ink3)}.bookad-why{font-size:13px;color:var(--ink2);line-height:1.55;margin-top:2px}.bookad-cta{font-size:14px;font-weight:700;color:var(--accent);margin-top:5px}.bookad-more{margin:14px 0 2px;text-align:center}.bookad-more a{font-size:13px;font-weight:700;color:var(--accent);text-decoration:none}.bookad-more a:hover{text-decoration:underline}.coursead{margin:36px 0 8px;padding:18px;background:var(--surface);border:2px solid var(--accent);border-radius:8px;box-shadow:0 10px 24px -22px rgba(31,107,84,.55)}.coursead-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 4px}.coursead-title{font-size:22px;font-weight:800;color:var(--ink);line-height:1.3}.coursead-pr{font-size:10px;font-weight:700;color:#fff;background:var(--ink3);padding:2px 8px;border-radius:99px;letter-spacing:.03em}.coursead-lead{font-size:15px;color:var(--ink2);margin:8px 0 14px;line-height:1.7}.coursead-list{list-style:none;margin:0;padding:0;display:grid;grid-gap:12px;gap:12px}.coursead-item{position:relative}.coursead-link{display:flex;gap:14px;align-items:flex-start;padding:14px;background:var(--panel);border:1px solid var(--rule);border-radius:8px;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s}.coursead-link:hover{border-color:var(--accent);box-shadow:0 8px 18px rgba(0,0,0,.08);transform:translateY(-1px)}.coursead-badge{flex:0 0 auto;width:auto;min-height:auto;border-radius:0;background:transparent;color:var(--accent);display:flex;flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:6px;padding:0;text-align:left}.coursead-badge-n{font-size:13px;font-weight:800;line-height:1.25;word-break:keep-all}.coursead-angle{font-size:11px;line-height:1.2;font-weight:800;color:var(--ink2);background:var(--surface);border:1px solid var(--rule);border-radius:999px;padding:3px 7px}.coursead-badge-s{font-size:10px;font-weight:600;opacity:.9}.ad-disclosure{font-size:12px;color:var(--ink3);margin:0 0 6px;letter-spacing:.01em}.coursead-text{display:flex;flex-direction:column;gap:2px}.coursead-name{font-size:16px;font-weight:700;color:var(--ink);line-height:1.42}.coursead-meta{font-size:13px;color:var(--ink3)}.coursead-why{font-size:13px;color:var(--ink2);line-height:1.55;margin-top:2px}.coursead-cta{display:inline-flex;align-items:center;justify-content:center;margin-top:9px;padding:10px 12px;border-radius:6px;background:var(--accent);color:#fff;font-size:15px;font-weight:800}@media(max-width:640px){.coursead{padding:16px}.coursead-badge{flex-basis:64px;width:64px;min-height:60px}}.mk-side .coursead{margin:0;padding:18px 16px}.mk-side .coursead-link{flex-direction:column;gap:9px;padding:15px}.mk-side .coursead-badge{flex:0 0 auto;width:auto;min-height:auto;flex-direction:row;gap:6px;padding:0}.mk-side .coursead-name{font-size:16px}@media(max-width:600px){.bookad{padding:16px}.bookad-cover{flex-basis:64px;width:64px}}.mk-cols{display:grid;grid-template-columns:minmax(0,1fr) 320px;grid-gap:42px;gap:42px;align-items:start;margin-top:6px}.mk-main{min-width:0;background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:30px 34px}.mk-side{position:-webkit-sticky;position:sticky;top:78px;display:grid;grid-gap:16px;gap:16px;align-content:start;max-height:calc(100vh - 94px);overflow:auto;padding-bottom:12px}@media(max-width:920px){.mk-cols{grid-template-columns:1fr;gap:0}.mk-side{position:static;max-height:none;overflow:visible;margin:0 0 30px}}.mk-hero-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.mk-hero-cta .btn{font-size:16px;font-weight:700;padding:13px 20px;min-width:0;border-radius:8px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;line-height:1}.mk-hero-cta .btn.ghost{font-weight:600}.mk-hero-r{display:block;align-self:center}.mk-stats{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px}.mk-stats li{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:14px 8px;background:var(--accent-bg);border:1px solid var(--rule);border-radius:8px;text-align:center}.mk-stats b{font-size:26px;font-weight:800;color:var(--accent);line-height:1}.mk-stats span{font-size:13px;font-weight:600;color:var(--ink2)}@media(max-width:680px){.mk-hero{grid-template-columns:1fr}.mk-hero-r{display:none}.mk-stats{grid-template-columns:repeat(2,1fr)}}.fb-lead{font-size:16px;line-height:1.75;color:var(--ink2);margin:0 0 12px}.fb-lead b{color:var(--ink)}.gt-solve{display:inline-block;font-size:14px;font-weight:700;color:#fff!important;background:var(--accent);padding:7px 13px;border-radius:6px;text-decoration:none!important;white-space:nowrap}.gt-solve:hover{background:var(--accent-d)}.mk-hub-card{position:relative}.mk-hub-card:after{content:"→";position:absolute;right:14px;bottom:12px;font-size:14px;font-weight:800;color:var(--accent);opacity:.5;transition:.12s}.mk-hub-card:hover:after{opacity:1;transform:translateX(2px)}.mk-side .bookad{margin:0;padding:16px}.mk-side .bookad-lead{display:none}.mk-side .bookad-link{flex-direction:column;gap:8px;padding:11px}.mk-side .bookad-cover{flex:0 0 auto;width:82px;align-self:flex-start}.mk-side .bookad-name{font-size:16px}.mk-side .bookad-why{display:none}.mk-main .sg-section{margin:0 0 30px;padding:0 24px 30px;border-bottom:1px solid var(--rule)}.mk-main .sg-section:last-child{border-bottom:0}.mk-main .lp-h2{position:static;display:flex;align-items:center;width:calc(100% + 116px);max-width:none;background:var(--ink);color:#fff;border-left:0;border-radius:0;padding:13px 24px;margin:0 -58px 28px;font-size:27px;line-height:1.3;box-shadow:0 10px 18px -18px rgba(0,0,0,.6)}.mk-main .lp-sub,.mk-main .pq-body{font-size:18px;line-height:1.95;color:var(--ink2);max-width:1040px}.mk-main .pq-list{padding-left:1.15em;list-style:disc}.mk-main .pq-list li{font-size:17px;line-height:1.9;padding:0;margin:0 0 7px}.mk-main .pq-list li:before{content:none}.mk-main .steps li{font-size:17px;line-height:1.9}.mk-main .steps li b{font-size:18px}.mk-main .factgrid{border-radius:8px}.mk-main .factgrid dt{font-size:15px}.mk-main .factgrid dd{font-size:16px;line-height:1.75}.mk-main .cta-block,.mk-main .lp-cta-row{padding:0 24px;margin:0 0 8px}@media(max-width:640px){.mk-main .sg-section{padding:0 16px 24px}.mk-main .lp-h2{width:calc(100% + 64px);margin:0 -32px 20px;padding:12px 16px;font-size:22px}.mk-main .lp-sub,.mk-main .pq-body{font-size:16.5px;line-height:1.85}.mk-main .cta-block,.mk-main .lp-cta-row{padding:0 16px}}