:root{color-scheme:dark;--bg:#07111b;--panel:#0c1d2a;--card:#132a3a;--line:#254052;--text:#eaf3f9;--muted:#adc0ce;--cyan:#00b6ed;--soft:#6fdbfb;--radius:16px;--header-height:80px;font-family:Segoe UI,Arial,sans-serif;font-size:16px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 28px)}body{margin:0;background:var(--bg);color:var(--text);line-height:1.65}[hidden]{display:none!important}a{color:var(--soft);text-decoration-thickness:1px;text-underline-offset:4px}button,input{font:inherit}button{cursor:pointer;border:1px solid var(--line);border-radius:9px;background:var(--card);color:var(--text);padding:8px 13px}button:hover{background:#234257;border-color:var(--soft)}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--soft);outline-offset:4px}button[aria-pressed=true]{background:var(--cyan);border-color:var(--cyan);color:#00111b;font-weight:700}.skip{position:fixed;top:-100px;left:10px;background:var(--cyan);color:var(--bg);padding:12px;z-index:30}.skip:focus{top:10px}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 28px;background:#0c1d2afa;border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.brand{color:var(--cyan);font-size:24px;font-weight:800;letter-spacing:.06em;text-decoration:none;line-height:1.1}.brand small{display:block;font-size:10px;font-weight:600;letter-spacing:.15em;margin-top:7px;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:16px}.lang-switch{display:flex;gap:5px}.language-label{font-size:12px;color:var(--muted);margin-right:1px}.print{font-size:13px;background:transparent}.menu-button{display:none}.progress{height:2px;background:var(--cyan);width:0;position:absolute;bottom:-1px;left:0;transition:width .1s linear}.layout{display:grid;grid-template-columns:276px minmax(0,1fr);max-width:1600px;margin:auto}.sidebar{position:sticky;top:var(--header-height);align-self:start;height:calc(100vh - var(--header-height));padding:26px 20px 30px 26px;border-right:1px solid var(--line);overflow-y:auto;scrollbar-width:thin;scrollbar-color:#35596c transparent}.search-label{font-size:12px;font-weight:700;color:var(--muted);display:block;margin-bottom:7px}input[type=search]{border:1px solid #345369;border-radius:8px;background:var(--bg);padding:11px 12px;width:100%;color:var(--text);font-size:14px}.search-help,.result-count{font-size:11px;color:var(--muted);margin:7px 0 16px}.nav-group h2{font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:#799caf;margin:24px 9px 7px}.nav-link{display:flex;gap:9px;align-items:baseline;text-decoration:none;color:var(--muted);font-size:12.5px;line-height:1.35;padding:9px 8px;border-radius:7px;border-left:2px solid transparent}.nav-link span{color:#6a96ad;font-size:10px;min-width:17px;font-variant-numeric:tabular-nums}.nav-link:hover{background:var(--card);color:var(--text)}.nav-link[aria-current=location]{background:#15374d;border-left-color:var(--cyan);color:#eafaff}.sidebar-footer{border-top:1px solid var(--line);padding-top:16px;margin:25px 8px 0;font-size:11px;color:var(--muted)}main{min-width:0;padding:42px 54px 60px;max-width:1120px}.hero{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:20px;padding:36px;background:linear-gradient(120deg,#122d40,#0b1b29);margin-bottom:38px}.eyebrow{font-weight:700;color:var(--cyan);font-size:11px;text-transform:uppercase;letter-spacing:.16em}.hero h1{font-size:clamp(33px,4vw,52px);line-height:1.1;letter-spacing:-.035em;margin:17px 0;max-width:620px}.hero p{color:#b8ccda;max-width:580px;font-size:16px;margin-bottom:25px}.hero .hero-actions{display:flex;gap:10px;flex-wrap:wrap}.cta{display:inline-block;background:var(--cyan);color:#001320;font-size:14px;font-weight:750;padding:11px 17px;border-radius:9px;text-decoration:none}.cta.secondary{background:#18394d;color:var(--text);border:1px solid #36556b}.hero-meta{display:flex;gap:20px;flex-wrap:wrap;margin-top:26px;padding-top:20px;border-top:1px solid #2c4b60;font-size:12px;color:#a9c2d1}.hero-meta b{color:var(--text);margin-right:4px}.road-art{position:absolute;width:340px;height:150px;right:-15px;bottom:20px;opacity:.11;pointer-events:none}.hero-content{position:relative;z-index:1}.topic{padding:30px 0 40px;border-bottom:1px solid var(--line);scroll-margin-top:0;overflow-wrap:anywhere}.section-top{display:flex;gap:18px;align-items:flex-start}.section-no{width:38px;min-width:38px;height:38px;background:#0d3045;color:var(--cyan);border:1px solid #22536c;border-radius:10px;text-align:center;line-height:36px;font-size:13px;font-weight:700}.topic h2{font-size:27px;line-height:1.2;letter-spacing:-.025em;margin:1px 0 8px}.lead{color:var(--muted);font-size:15px;margin:0 0 23px}.topic p{font-size:15px;margin:17px 0;max-width:82ch}.topic h3{font-size:18px;line-height:1.4;color:#d1edfc;margin:30px 0 13px}.topic ul,.topic ol{padding-left:25px;margin:16px 0}.topic li{padding-left:5px;margin:12px 0;font-size:15px}.topic li::marker{color:var(--cyan);font-weight:700}.topic b,.topic strong{font-weight:700;color:#f4fbff}.note{border:1px solid #24516a;border-left:3px solid var(--cyan);background:#102737;padding:19px 22px;border-radius:0 12px 12px 0;margin:24px 0}.note>strong{color:var(--soft);font-size:14px}.note p{margin:8px 0 0;font-size:14px;color:#c4d6e2}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin:22px 0;max-width:100%}table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.55;text-align:left}th{background:#153043;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#9adfff;font-weight:700}td,th{padding:14px 16px;vertical-align:top;border-bottom:1px solid var(--line)}tr:last-child td{border-bottom:0}td:first-child{width:34%;color:#daeaf4}tbody tr:nth-child(even){background:#0c1a27}code{font-family:Consolas,monospace;background:#112b3c;color:#b7e9ff;font-size:.89em;padding:2px 5px;border-radius:4px;overflow-wrap:anywhere}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#0d2231;border:1px solid var(--line);padding:20px;border-radius:10px}pre code{background:none;padding:0}kbd{display:inline-block;white-space:nowrap;font:600 11px Segoe UI,Arial,sans-serif;color:#d1eefa;background:#153347;border:1px solid #3d6075;border-bottom-width:2px;border-radius:5px;padding:2px 6px;margin:2px 1px}figure{margin:25px 0;background:#0b202f;border:1px solid var(--line);border-radius:13px;overflow:hidden}figure img{display:block;width:100%;height:auto;aspect-ratio:auto;max-height:630px;object-fit:contain;background:#081522}figcaption{padding:13px 17px;font-size:12px;color:var(--muted)}.empty{padding:40px;border:1px dashed var(--line);border-radius:15px}.empty h2{margin-top:0}.endnote{padding:35px 0;font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.top-link{font-size:12px}.offline-chip{display:inline-flex;align-items:center;gap:7px}.offline-chip:before{content:"";width:6px;height:6px;background:#67d7b5;border-radius:50%}noscript{display:block;padding:15px;background:#19394d}q{font-style:italic;color:#b7e9ff}
@media(min-width:1500px){main{padding-left:68px;padding-right:68px}}@media(max-width:1050px){.layout{grid-template-columns:235px minmax(0,1fr)}.sidebar{padding-left:18px;padding-right:14px}main{padding:30px}.language-label{display:none}.topbar{padding:15px 20px}.hero{padding:26px}.top-actions{gap:10px}.topic h2{font-size:24px}.brand{font-size:21px}}
@media(max-width:760px){html{scroll-padding-top:calc(var(--header-height) + 20px)}.topbar{padding:13px 16px;flex-wrap:wrap;gap:13px}.brand{font-size:21px}.top-actions{gap:8px;margin-left:auto}.print{font-size:0;padding:8px 11px}.print:after{content:'PDF';font-size:12px}.lang-switch button{font-size:12px;padding:7px 9px}.brand small{font-size:8px}.layout{display:block}.menu-button{display:block;font-size:12px;width:100%;text-align:left;padding:7px 10px;background:#102b3d}.sidebar{display:none;position:fixed;z-index:19;top:var(--header-height);bottom:0;height:auto;width:min(340px,92vw);background:#0b1b29;box-shadow:20px 0 60px #0009}.sidebar.open{display:block}main{padding:22px 17px 35px}.hero{padding:23px;margin-bottom:15px}.hero h1{font-size:34px}.hero p{font-size:14px}.hero-meta{gap:10px;font-size:11px}.topic{padding:27px 0;scroll-margin-top:0}.section-top{gap:12px}.section-no{min-width:32px;width:32px;height:32px;line-height:30px}.topic h2{font-size:24px}.topic p,.topic li{font-size:14px}.lead{font-size:13px}.topic h3{font-size:17px}td,th{padding:11px 10px}.note{padding:15px}table{font-size:12px}kbd{white-space:normal}.road-art{width:250px;bottom:35px}.endnote{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.progress{transition:none}}
@media print{@page{size:A4;margin:16mm}*{color:#142534!important;box-shadow:none!important;text-shadow:none!important}body{background:white!important;font-size:10pt}a{color:#124e72!important}button,.topbar,.sidebar,.skip,.hero-actions,.empty,.top-link,noscript{display:none!important}.layout{display:block}main{max-width:none;padding:0}.language[hidden]{display:none!important}.language:not([hidden]) .topic[hidden]{display:block!important}.hero{background:#f2f7fa!important;padding:20px;border-color:#adc2ce;margin:0 0 15px}.hero h1{font-size:30pt}.hero-meta{margin-top:12px;padding-top:10px}.road-art{display:none}.topic{border-color:#bdcbd5;padding:22px 0;break-before:auto}.topic h2{font-size:20pt}.topic h3{font-size:13pt}.topic p,.topic li{font-size:10pt}.lead{font-size:10pt}.section-top,h3{break-after:avoid}table{font-size:9pt}tr{break-inside:avoid}th{background:#e9f1f6!important}td,th{padding:8px}.table-wrap{overflow:visible;border-color:#bdcbd5}.note{background:#f0f6fa!important;border-color:#719eb8;break-inside:avoid;padding:12px}.note p{font-size:9pt}figure{break-inside:avoid;background:white!important}figure img{max-height:80mm}figcaption{font-size:8pt;background:white}code,kbd{background:#edf4f8!important;border-color:#aabfcd}p,li{orphans:3;widows:3}.endnote{font-size:9pt}}

/* Website integration */
.site-return{display:inline-flex;align-items:center;gap:7px;border:1px solid #2c5368;border-radius:8px;padding:7px 11px;color:#d9f4ff;text-decoration:none;font-size:12px;font-weight:750;letter-spacing:.03em;background:#102b3d;white-space:nowrap}
.site-return:hover{background:#173d53;border-color:var(--soft);color:white}
.site-return:before{content:'←';color:var(--cyan);font-weight:900}
@media(max-width:760px){.site-return{order:-1}.top-actions{flex-wrap:wrap;justify-content:flex-end}}