:root{--ink:#1e293b;--text:#334155;--blue:#046bd2;--blue-dark:#034f9c;--yellow:#ffcc66;--pale:#fff7df;--line:#dfe6ec;--muted:#526176;--bg:#f8fafc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:#fff;color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}h1,h2,h3{color:var(--ink);line-height:1.2;letter-spacing:-.025em;margin:0 0 16px}h1{font-size:clamp(2.1rem,4vw,3.3rem);font-weight:730}h2{font-size:1.5rem}h3{font-size:1.25rem}p{margin:0 0 18px}a{color:var(--blue);text-underline-offset:4px}a:hover{color:var(--blue-dark)}a,button,input,select,summary{outline-offset:5px}a:focus-visible,button:focus-visible{outline:3px solid var(--blue)}.wrap{width:min(1180px,calc(100% - 48px));margin-inline:auto}.network-bar{background:var(--yellow)}.network{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:24px}.network nav{display:flex;gap:23px;flex-wrap:wrap}.network nav a{font-size:14px;font-weight:600;color:var(--ink);text-decoration:none}.dgsa{display:flex;align-items:center;gap:18px;text-decoration:none;color:#b32540;font-weight:850;font-style:italic;font-size:29px;letter-spacing:-1.5px}.dgsa span{color:var(--ink);font-size:13px;font-weight:500;font-style:normal;letter-spacing:0}.brand-row{display:flex;align-items:center;justify-content:space-between;padding-block:25px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink)}.brand-mark{display:grid;place-items:center;width:49px;height:49px;border:2px solid var(--ink);border-radius:10px;background:var(--yellow);font-size:32px;font-weight:800;line-height:1}.brand strong{font-size:28px;line-height:1.1;letter-spacing:-1px;display:block}.brand strong span{color:var(--blue)}.brand small{display:block;font-size:13px;color:var(--muted);margin-top:4px}.contact{font-size:14px;font-weight:650;text-decoration:none}.navigation{display:flex;gap:31px;overflow-x:auto}.navigation a{text-decoration:none;color:var(--text);padding:14px 0;font-size:14px;font-weight:650;white-space:nowrap;border-bottom:3px solid transparent}.navigation a[aria-current]{color:var(--blue);border-color:var(--blue)}.site-header{border-bottom:1px solid var(--line)}main{min-height:58vh;padding-top:32px;padding-bottom:65px}.intro{display:grid;grid-template-columns:1.65fr 1fr;gap:70px;padding:12px 0 38px;align-items:center}.eyebrow{font-size:12px;font-weight:750;letter-spacing:.095em;text-transform:uppercase;color:var(--blue);margin:0 0 13px}.lead{font-size:18px;line-height:1.7;max-width:710px;color:var(--muted);margin-bottom:0}.intro-aside{border-left:1px solid var(--line);padding:12px 0 12px 40px}.intro-aside p{font-size:19px;line-height:1.65;color:var(--ink);margin:20px 0}.intro-aside a{font-weight:650;font-size:14px;text-decoration:none}.edition{display:inline-block;background:var(--bg);border-radius:5px;padding:6px 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h3{font-size:21px}.topic-arrow{position:absolute;right:21px;top:22px;color:var(--blue);font-size:23px}.reference-strip{display:flex;align-items:center;justify-content:space-between;gap:30px;background:var(--pale);border:1px solid #efdaa8;border-radius:12px;padding:24px 28px;margin:30px 0}.reference-strip h2{font-size:21px;margin-bottom:8px}.reference-strip .eyebrow{color:#795813;margin-bottom:6px}.reference-strip p{font-size:14px;margin:0;max-width:740px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--blue);border-radius:7px;padding:11px 17px;font:650 14px/1.5 inherit;font-family:inherit;font-size:14px;font-weight:650;background:var(--blue);color:#fff;text-align:center;text-decoration:none;cursor:pointer;flex-shrink:0}.button:hover{background:var(--blue-dark);color:#fff}.button.secondary{color:var(--blue);background:white;border-color:#b5cde6}.button.secondary:hover{background:#edf5fd}.home-columns{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin-top:34px}.link-list{list-style:none;padding:0;margin:0}.link-list li{border-bottom:1px solid var(--line)}.link-list a{display:block;padding:13px 0;text-decoration:none;color:var(--ink);font-size:15px;font-weight:600}.link-list a span{display:block;font-size:13px;color:var(--blue);font-weight:400;margin-top:4px}.book-panel{display:flex;align-items:center;gap:25px;background:var(--bg);padding:28px;border-radius:12px}.book-panel img{object-fit:contain;height:auto;max-width:100px}.book-panel h2{font-size:20px;line-height:1.35;margin-bottom:10px}.book-panel p{font-size:13px;margin-bottom:12px}.book-panel a{font-size:14px;font-weight:650}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:29px}.breadcrumb a{text-decoration:none}.page-heading{margin:12px 0 32px;max-width:950px}.page-heading h1{font-size:clamp(2rem,3vw,2.8rem)}.article-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:68px;margin-top:44px}.contents{align-self:start;position:sticky;top:24px;font-size:14px;border-top:3px solid var(--yellow);padding-top:21px}.contents nav{display:grid;gap:10px;margin:17px 0 25px}.contents nav a{text-decoration:none;padding:5px 0}.aside-note{border-top:1px solid var(--line);padding-top:20px;font-size:12px;color:var(--muted)}.prose{max-width:780px}.prose section{border-bottom:1px solid var(--line);padding-bottom:23px;margin-bottom:30px}.prose section:last-child{border-bottom:0}.prose h2{font-size:25px}.prose li{padding:4px 0}.prose p:last-child{margin:0}.source{font-size:12px;color:var(--muted);margin:19px 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nav{display:flex;gap:20px;flex-wrap:wrap}.footer-bottom a{text-decoration:none}.skip{position:fixed;top:-100px;left:20px;background:white;color:var(--blue);z-index:10;padding:12px;border:2px solid var(--blue)}.skip:focus{top:10px}
@media(max-width:1000px){.network{flex-wrap:wrap;gap:8px;padding-block:10px}.network nav{gap:18px}.intro{gap:30px}.intro-aside{padding-left:24px}.home-columns{gap:25px}.book-panel{padding:22px;gap:20px}.article-layout{gap:35px;grid-template-columns:210px minmax(0,1fr)}}
@media(max-width:720px){.wrap{width:calc(100% - 32px)}.dgsa span{font-size:11px;letter-spacing:0}.network nav{gap:10px 18px}.network nav a{font-size:12px}.brand-row{padding-block:20px}.brand strong{font-size:25px}.brand small{font-size:11px;max-width:225px}.brand-mark{width:40px;height:42px;font-size:27px}.brand{gap:10px}.contact{font-size:12px}.navigation{gap:24px}.navigation a{font-size:13px}.intro{grid-template-columns:1fr;gap:23px;padding-top:0}.intro-aside{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}.intro-aside p{display:none}.intro-aside a{display:block;margin-top:12px}.lead{font-size:16px}.topic-grid,.home-columns,.portal-grid{grid-template-columns:1fr}.topic{padding:21px 24px}.topic-number{margin-bottom:16px}.topic p{max-width:100%}.section-heading>span{font-size:12px}.section-heading h2{font-size:20px}.reference-strip{align-items:flex-start;flex-direction:column;padding:23px;gap:20px}.home-columns{gap:27px}.book-panel{padding:24px}.article-layout{display:block;margin-top:28px}.contents{position:static;margin-bottom:30px}.contents nav{gap:4px}.aside-note{display:none}.norm-row{align-items:flex-start;flex-direction:column;gap:16px}.filters{flex-wrap:wrap;padding:18px}.filters label{flex-basis:100%!important}.filters .button{width:100%}.filters>a{display:block;text-align:center;width:100%}.document-row{gap:12px;padding:20px 0}.document-title{font-size:15px}.document-row p{font-size:11px}.read-link{display:none}.format{width:39px;height:49px;font-size:10px}.legacy-content{font-size:15px}.legacy-content table{font-size:12px}.legacy-content td,.legacy-content th{padding:5px}.footer-main{grid-template-columns:1fr;gap:23px}.footer-bottom{flex-direction:column;gap:14px}.page-heading{margin-bottom:25px}main{padding-top:25px;padding-bottom:45px}.breadcrumb{font-size:12px}.prose h2{font-size:23px}}
@media(max-width:380px){.contact{display:none}.section-heading{align-items:flex-start;flex-direction:column;gap:5px}.book-panel{gap:16px;padding:20px}.book-panel img{max-width:75px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.topic{transition:none}}
@media print{.network-bar,.site-header,.contents,footer,.filters,.archive-return,.skip{display:none}.wrap{width:100%}main{padding:0}.article-layout{display:block}.prose{max-width:none}.legacy-content{overflow:visible}.archive-note{background:#fff;border:1px solid #999}.document-row{break-inside:avoid}}

/* Cabecera basada en la copia local de examenesadr.es; red ADR al pie. */
.exam-network-row{min-height:68px;display:grid;grid-template-columns:auto minmax(260px,1fr) auto;align-items:center;gap:24px}.network-brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;white-space:nowrap}.network-brand:hover{color:var(--ink)}.dgsa-wordmark{color:#d33b54;font-size:30px;font-weight:700;font-style:italic;letter-spacing:-.06em;line-height:1}.network-brand-copy{display:grid;line-height:1.15}.network-brand-copy strong{font-size:14px}.network-brand-copy small{font-size:10px;font-weight:650;letter-spacing:.025em;color:#59677a}.service-nav{min-width:0;display:flex;align-items:center;gap:3px;overflow-x:auto}.service-link{flex:0 0 auto;width:31px;height:34px;display:grid;place-items:center;border-radius:6px;color:#0059c9;text-decoration:none}.service-link:hover,.service-link:focus-visible{background:#ffffffa6;color:#003f91}.service-link svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}.exam-network-nav{display:flex;align-items:center;gap:24px}.exam-network-nav a{color:var(--ink);text-decoration:none;font-size:14px;font-weight:600}.exam-network-nav a:hover{color:var(--blue-dark)}.site-header{background:#fffffffa;position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}.exam-header-row{min-height:80px;display:flex;align-items:center;gap:28px}.exam-header-row .brand{flex-shrink:0;gap:12px}.exam-header-row .brand strong{font-size:23px;font-weight:800;letter-spacing:-.025em}.exam-header-row .brand small{font-size:11px;line-height:1.3}.adr-mark{display:grid;place-items:center;width:48px;height:48px;border:2px solid var(--ink);border-radius:9px;background:#fff;font-size:13px;font-weight:800;letter-spacing:.08em}.exam-header-row .navigation{margin-left:auto;gap:19px;align-items:center}.exam-header-row .navigation a{font-size:13px;font-weight:700;padding:11px 0}.footer-directory{border-top:1px solid #d5dfe8;margin-top:28px;padding-top:27px}.footer-directory-heading{display:flex;gap:22px;align-items:baseline;margin-bottom:22px}.footer-directory-heading h2{font-size:20px;margin:0}.footer-directory-heading p{font-size:13px;color:var(--muted);margin:0}.footer-network-groups{display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:42px}.footer-network-groups h3{font-size:15px;margin:0 0 18px}.footer-network-groups ul{list-style:none;padding:0;margin:0}.footer-network-groups li{padding-bottom:17px}.footer-network-groups a{font-size:14px;font-weight:650;text-decoration:none}.footer-network-groups a:hover{text-decoration:underline}.footer-network-groups a>span{font-weight:400}.footer-network-groups p{font-size:12px;line-height:1.6;color:var(--muted);margin:3px 0 0;max-width:315px}.footer-aliases{border-top:1px solid #d5dfe8;padding-top:16px;font-size:13px;margin-top:16px}.footer-aliases summary{cursor:pointer;color:var(--ink);width:fit-content}.footer-aliases ul{display:grid;grid-template-columns:1fr 1fr;gap:9px 25px;list-style:none;padding:15px 0 0;margin:0}.footer-aliases li{font-size:12px}.footer-bottom>a{font-size:12px}html{scroll-padding-top:112px}
@media(max-width:1100px){.exam-network-row{grid-template-columns:1fr auto;gap:12px 24px;padding-block:12px}.service-nav{grid-row:2;grid-column:1/-1;overflow-x:auto}.exam-header-row{flex-wrap:wrap;gap:7px;padding-top:17px}.exam-header-row .navigation{width:100%;margin:0;gap:24px;padding-bottom:7px}.exam-header-row .navigation a{font-size:14px}html{scroll-padding-top:155px}}
@media(max-width:720px){.exam-network-row{grid-template-columns:1fr;gap:12px}.exam-network-nav{grid-row:3;gap:24px}.service-nav{grid-row:2}.service-link{width:29px;height:32px}.network-brand-copy small{font-size:10px}.exam-network-nav a{font-size:13px}.site-header{position:static}.exam-header-row .navigation{gap:22px;flex-wrap:nowrap}.exam-header-row .navigation a{font-size:13px}.footer-network-groups{grid-template-columns:1fr 1fr;gap:26px}.footer-network-groups section:last-child{grid-column:1/-1}.footer-network-groups section:last-child ul{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.footer-network-groups li{padding-bottom:16px}.footer-directory-heading{align-items:flex-start;flex-direction:column;gap:7px}.footer-aliases ul{grid-template-columns:1fr}.footer-aliases li{font-size:11px}html{scroll-padding-top:24px}}
@media(max-width:400px){.footer-network-groups{grid-template-columns:1fr}.footer-network-groups section:last-child ul{grid-template-columns:1fr}.service-nav{gap:2px}.service-link{width:28px}}
@media print{.network-bar,.site-header,.footer-directory{display:none}}

/* Iconos de la red ADR a continuación del correo; toda la fila es visible. */
.exam-network-row{grid-template-columns:1fr auto;gap:8px 24px;padding-block:12px}.exam-network-nav{grid-column:2;grid-row:1}.service-nav{grid-column:1/-1;grid-row:2;flex-wrap:wrap;gap:4px;overflow:visible;padding-block:2px}.service-link{width:32px;height:36px}.service-link svg{width:21px;height:21px}.network-site-icon{color:#004ca8}.service-divider{height:23px;width:1px;flex:0 0 1px;align-self:center;margin-inline:8px;background:#a47932}.service-link:focus-visible{outline:2px solid #003f91;outline-offset:2px;background:#fff4d8}.network-site-icon:hover{background:#fff4d8}
@media(max-width:720px){.exam-network-row{grid-template-columns:1fr;gap:9px}.exam-network-nav{grid-column:1;grid-row:3}.service-nav{gap:3px}.service-link{width:35px;height:38px}.service-divider{margin-inline:4px}.service-link svg{width:21px;height:21px}}