/* Estudios landing only. Approved tinta, piedra y mineral; no motion added. */
.eh-hero.hero{padding:52px 0 46px;gap:6%;grid-template-columns:1.02fr 1fr}
.eh-hero.hero:before{right:0}
.eh-hero h1{font-size:clamp(68px,7vw,104px);margin:0 0 14px;letter-spacing:-.06em}
.eh-hero .eyebrow{margin-bottom:17px}
.eh-statement{font:normal clamp(30px,3.25vw,46px)/1.12 var(--serif);letter-spacing:-.025em;color:var(--ink);margin:0 0 24px}
.eh-statement em{color:var(--accent)}
.eh-hero .lead{max-width:530px;font-size:16px;line-height:1.75;margin-bottom:24px}
.eh-hero .actions{gap:10px 20px}
.eh-hero-note{font-size:11px;color:var(--muted);margin:20px 0 0}
.eh-hero .method-art{width:100%;height:550px}
.eh-hero .document-planes{margin-top:30px;height:420px}
.eh-page-nav{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 22px;border-block:1px solid var(--line);padding:9px 0;margin-bottom:0}
.eh-page-nav a{font-size:12px;min-height:44px;display:inline-flex;align-items:center;color:var(--accent);border-bottom:1px solid transparent}
.eh-page-nav a:hover{border-bottom-color:var(--accent);color:var(--ink)}
.eh-section{padding:80px 0;border-bottom:1px solid var(--line);scroll-margin-top:24px}
.eh-section h2{font-size:clamp(32px,3.3vw,48px);line-height:1.12;margin:0}
.eh-section h2 em{color:var(--accent)}
.eh-section .eyebrow{margin-bottom:16px}
.eh-section-head{display:grid;grid-template-columns:1.15fr 1fr;gap:10%;align-items:end;margin-bottom:36px}
.eh-section-head p:not(.eyebrow){font-size:15px;line-height:1.85;margin-bottom:0;max-width:470px}
.eh-section-head .text-link{margin-top:10px}
.eh-sample{display:grid;grid-template-columns:.8fr 1.2fr;gap:10%;align-items:center}
.eh-sample-copy>p:not(.eyebrow){font-size:16px;line-height:1.85;margin-top:25px;max-width:365px}
.eh-sample-page{position:relative;padding:42px 46px;background:linear-gradient(120deg,#f3efe7,#e8e2d8);color:#171a1b;border:1px solid #f0ece3;border-left:5px solid #a58b5f;box-shadow:5px 5px 0 #3a3b38,8px 8px 0 #171a1b,0 18px 45px #0006}
.eh-sample-page:before{content:"";position:absolute;inset:0 0 0 13px;border-left:1px solid #a58b5f45;pointer-events:none}
.eh-sample-page .eyebrow{color:#415b65}
.eh-sample-page h3{font-size:clamp(37px,3.9vw,54px);margin-bottom:22px;line-height:1.05}
.eh-sample-page h3 em{color:#54534f}
.eh-sample-page p{font-size:15px;color:#54534f;line-height:1.85}
.eh-sample-list{padding:18px 0 0;margin:0 0 25px;list-style:none;border-top:1px solid #b8b2a6;color:#3a3b38;font-size:13px}
.eh-sample-list li{padding:0;margin:7px 0}
.eh-sample-page .button{background:#171a1b;color:#f0ece3;border-color:#171a1b}
.eh-sample-page .button:hover{background:#303c42}
.eh-sample-page :focus-visible{outline-color:#415b65}
.eh-program{display:grid;grid-template-columns:.88fr 1.12fr;gap:6%}
.eh-foundation{background:linear-gradient(130deg,#24282a,#171a1b);padding:30px 32px;border:1px solid #4d5356;box-shadow:inset 0 1px 0 #b8b2a62e,0 14px 28px #0003;align-self:start}
.eh-program-title{border-bottom:1px solid var(--line);padding-bottom:15px}
.eh-program-title h3{font-size:31px;margin-bottom:14px}
.eh-program-title p:not(.eyebrow){font-size:14px;margin-bottom:0}
.eh-lessons{list-style:none;margin:0;padding:0}
.eh-lessons li{margin:0;padding:0;border-bottom:1px solid var(--line)}
.eh-lessons a{display:grid;grid-template-columns:24px 1fr 14px;align-items:start;gap:12px;padding:16px 0;line-height:1.55;font-size:14px}
.eh-lessons a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.eh-lesson-number{font:11px/1.9 var(--mono);color:var(--muted)}
.eh-lessons small{display:block;font-size:11px;color:var(--accent);margin-top:5px}
.eh-foundation>.text-link{margin-top:17px}
.eh-fields-label{font:11px/1.65 var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin:0;padding:0 0 16px;border-bottom:1px solid var(--line)}
.eh-field{border-bottom:1px solid var(--line)}
.eh-field summary{display:flex;gap:24px;justify-content:space-between;align-items:center;padding:20px 0;list-style:none;min-height:82px}
.eh-field summary::-webkit-details-marker{display:none}
.eh-field summary h3{font-size:23px;line-height:1.22;margin:0 0 8px;letter-spacing:-.015em}
.eh-field summary small{font-size:12px;line-height:1.7;color:var(--muted);display:block}
.eh-expand{display:inline-flex;flex-shrink:0;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--line);border-radius:50%;color:var(--accent);font-size:22px}
.eh-field[open] .eh-expand{transform:rotate(45deg)}
.eh-field-content{padding:0 14px 18px 20px;border-left:1px solid var(--accent);margin-bottom:20px}
.eh-field-content>.text-link{margin-top:10px}
.eh-footnote{font-size:12px;margin:24px 0 0;line-height:1.8}
.eh-materials{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.eh-material{display:flex;flex-direction:column;min-width:0}
.eh-material-cover{min-height:220px;display:flex;flex-direction:column;padding:22px 22px 20px 28px;background:linear-gradient(100deg,#0006 0,transparent 6%,#e8e2d812 7%,transparent 8%),linear-gradient(130deg,#343a3d,#202426);border:1px solid #687476;box-shadow:3px 3px 0 #171a1b,5px 5px 0 #4d5356,0 13px 25px #0005;position:relative}
.eh-material:nth-child(even) .eh-material-cover{background:linear-gradient(100deg,#0006 0,transparent 6%,#e8e2d812 7%,transparent 8%),linear-gradient(130deg,#45433d,#282b2b)}
.eh-material-cover>span:first-child{font:10px/1.6 var(--mono);letter-spacing:.07em;color:var(--ink)}
.eh-material-cover h3{font-size:27px;margin:24px 0 26px;line-height:1.13}
.eh-material-mark{margin-top:auto;border-top:1px solid #a58b5f;padding-top:14px;font:9px/1.6 var(--mono);letter-spacing:.05em;display:flex;justify-content:space-between;gap:10px;color:var(--ink)}
.eh-material-info{padding:23px 2px 0;display:flex;flex-direction:column;flex:1}
.eh-material-info p{font-size:13px;line-height:1.85;margin-bottom:12px}
.eh-material-info>span{color:var(--accent);font-size:11px;margin-top:auto}
.eh-material:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.eh-articles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.eh-article{min-width:0;display:flex;flex-direction:column;border-bottom:1px solid var(--line)}
.eh-article img{width:100%;height:auto;aspect-ratio:1672/941;object-fit:contain;background:#171a1b;border:1px solid var(--line);box-shadow:0 12px 30px #0004}
.eh-article>div{padding:23px 2px;display:flex;flex-direction:column;flex:1}
.eh-article .eyebrow{font-size:9px;display:block}
.eh-article h3{font-size:27px;line-height:1.22;margin-bottom:20px}
.eh-read{font-size:12px;color:var(--accent);display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:auto}
.eh-article:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.eh-access{border-bottom:0;padding-bottom:10px}
.eh-access-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.eh-access-full{background:linear-gradient(125deg,#30383c,#171a1b);border:1px solid #73878b;padding:36px;display:flex;flex-direction:column;align-items:flex-start;box-shadow:inset 0 1px 0 #e8e2d826,0 14px 35px #0004}
.eh-access-full h3{font-size:37px;margin-bottom:18px}
.eh-access-full p{font-size:15px;line-height:1.8;max-width:430px}
.eh-price{font:normal clamp(28px,3vw,43px)/1.3 var(--serif);letter-spacing:-.03em;color:var(--ink);display:block;white-space:nowrap}
.eh-access-full .eh-price{margin:0 0 24px}
.eh-access-full .button{margin-top:auto}
.eh-access-parts{display:grid;grid-template-rows:1fr 1fr}
.eh-access-parts article{border-top:1px solid var(--line);padding:25px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:22px}
.eh-access-parts article:last-child{border-bottom:1px solid var(--line);padding-bottom:15px}
.eh-access-parts .eyebrow{font-size:10px;margin-bottom:12px}
.eh-access-parts h3{font-size:27px;margin-bottom:12px}
.eh-access-parts p{font-size:13px;margin-bottom:10px}
.eh-access-parts .eh-price{font-size:30px;margin-top:25px}
.eh-access-note{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:6%;margin-top:28px}
.eh-access-note p{font-size:12px;margin:0;line-height:1.85}
.eh-access-note .text-link{justify-self:end}
@media(max-width:1100px){.eh-hero.hero{gap:3%;padding-top:42px;grid-template-columns:1fr 1fr}.eh-hero .method-art{height:450px}.eh-hero .document-planes{height:360px}.eh-hero h1{font-size:80px}.eh-hero .actions{align-items:flex-start;flex-direction:column}.eh-hero .actions .secondary{padding-left:0}.eh-materials{gap:20px}.eh-material-cover{padding:20px;min-height:235px}.eh-material-cover h3{font-size:25px}.eh-sample{gap:6%}.eh-sample-page{padding:34px}.eh-program{gap:4%}.eh-foundation{padding:25px}.eh-field summary h3{font-size:21px}.eh-access-parts article{flex-direction:column;gap:0}.eh-access-parts .eh-price{margin:0;font-size:28px}}
@media(max-width:850px){.eh-hero.hero{grid-template-columns:1fr 1fr;gap:3%;align-items:center}.eh-hero h1{font-size:68px}.eh-hero .method-art{height:370px}.eh-hero .document-planes{height:290px;margin-top:28px}.eh-hero .plane{height:200px}.eh-hero .plane.front{top:75px}.eh-hero .plane.middle{top:40px}.eh-hero .plane.back{top:0}.eh-hero .plane .volume-face b{font-size:31px}.eh-hero .plane .volume-face{padding:20px}.eh-hero .volume-face p{font-size:10px}.eh-hero .art-label{font-size:8px}.eh-hero .art-tabs button{font-size:10px}.eh-section-head{gap:5%;grid-template-columns:1.1fr 1fr}.eh-sample{grid-template-columns:1fr 1.15fr;gap:5%}.eh-sample-page{padding:28px}.eh-sample-page h3{font-size:38px}.eh-program{grid-template-columns:1fr;gap:36px}.eh-materials{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.eh-material-cover{min-height:210px}.eh-material-cover h3{font-size:30px}.eh-article h3{font-size:22px}.eh-articles{gap:18px}.eh-access-full{padding:28px}}
@media(max-width:600px){.eh-hero.hero{grid-template-columns:1fr;padding:36px 0 30px;gap:24px}.eh-hero h1{font-size:72px}.eh-statement{font-size:35px}.eh-hero .lead{font-size:15px}.eh-hero .actions{align-items:stretch;gap:10px}.eh-hero .actions .secondary{align-self:flex-start}.eh-hero .method-art{max-width:440px;height:335px;margin:0 auto}.eh-hero .document-planes{height:280px}.eh-hero .plane{height:180px}.eh-hero .plane.front{top:90px}.eh-hero .plane.middle{top:44px}.eh-hero .plane .volume-face b{font-size:34px}.eh-hero .art-tabs button{font-size:11px}.eh-page-nav{gap:0 20px;justify-content:flex-start;padding:10px 0}.eh-page-nav a{font-size:11px;min-height:38px}.eh-section{padding:52px 0}.eh-section h2{font-size:34px}.eh-section-head{grid-template-columns:1fr;gap:23px;margin-bottom:28px}.eh-sample{grid-template-columns:1fr;gap:28px}.eh-sample-copy>p:not(.eyebrow){max-width:none;margin-top:22px;margin-bottom:10px}.eh-sample-page{margin-right:7px;padding:29px}.eh-sample-page h3{font-size:44px}.eh-sample-page .button{width:100%}.eh-foundation{padding:24px}.eh-program-title h3{font-size:29px}.eh-lessons a{font-size:14px;gap:10px}.eh-field summary{gap:15px}.eh-field summary h3{font-size:23px}.eh-field-content{padding-left:14px}.eh-materials{gap:30px 22px}.eh-material-cover{padding:19px 16px 18px 20px;min-height:235px}.eh-material-cover h3{font-size:24px;line-height:1.12;margin-top:20px}.eh-material-cover>span:first-child{font-size:9px}.eh-material-mark{font-size:8px;letter-spacing:0;gap:5px}.eh-material-info p{font-size:12px}.eh-material-info>span{font-size:10px}.eh-articles{grid-template-columns:1fr;gap:28px}.eh-article h3{font-size:29px}.eh-article>div{padding:20px 0 24px}.eh-article .eyebrow{font-size:10px}.eh-access-grid{grid-template-columns:1fr;gap:28px}.eh-access-full{padding:28px}.eh-access-full h3{font-size:34px}.eh-access-parts article{flex-direction:row;gap:18px;padding:24px 0}.eh-access-parts .eh-price{margin-top:24px;font-size:27px}.eh-access-note{grid-template-columns:1fr;gap:15px}.eh-access-note .text-link{justify-self:start}.eh-access{padding-bottom:0}}
@media(max-width:360px){.eh-hero h1{font-size:62px}.eh-statement{font-size:31px}.eh-materials{grid-template-columns:1fr}.eh-material-cover{min-height:205px}.eh-material-cover h3{font-size:30px}.eh-access-parts article{flex-direction:column;gap:0}.eh-access-parts .eh-price{margin-top:0}.eh-sample-page{padding:25px}.eh-sample-page h3{font-size:38px}}
@media(max-width:600px){.eh-hero .method-art{height:400px}.eh-hero .volume-face p{font-size:11px}.eh-hero .plane{height:195px}.eh-materials{grid-template-columns:1fr;gap:34px}.eh-material-cover{min-height:205px}.eh-material-cover h3{font-size:31px;overflow-wrap:normal}.eh-material-info p{font-size:14px}.eh-material-info>span{font-size:12px}}