/* Echo overview: scoped home-page interactions and accessible native dialogs. */
.echo-overview{--ink:#111110;--lime:#C8E63C;--soft:#DEE8C4;--line:#D9D7CE}
.echo-method-intro{display:grid;grid-template-columns:1.2fr 1fr;gap:5vw;align-items:start}.echo-principle{padding:28px;border-left:3px solid var(--text);background:var(--accent-soft)}.echo-principle h3{font:500 29px/1.2 var(--font-serif);margin-bottom:18px}.echo-principle p{margin-bottom:18px;font-size:17px}.echo-principle>strong{font-size:14px;letter-spacing:.06em;text-transform:uppercase}.echo-hint{margin:36px 0 18px;font-size:16px;color:#5A5A57}.echo-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--text);border-left:1px solid var(--border)}.echo-step{display:flex;flex-direction:column;gap:14px;min-height:255px;padding:24px;text-align:left;background:transparent;border:0;border-right:1px solid var(--border);border-bottom:1px solid var(--border);font:inherit;color:var(--text);cursor:pointer}.echo-step:hover{background:var(--accent-soft)}.echo-step .echo-number{font-size:14px;color:#61615D;margin-bottom:10px}.echo-step>strong{font-size:21px;line-height:1.25}.echo-step>span:not(.echo-number){font-size:16px;line-height:1.45}.echo-step small{font-size:13px;text-transform:uppercase;letter-spacing:.07em;margin-top:auto;display:flex;justify-content:space-between}.echo-step small span{font-size:20px;line-height:1}.echo-path{display:flex;justify-content:space-between;gap:12px;padding:20px 0 0;font-size:14px;color:#61615D}.echo-cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.echo-case-intro{font-size:17px;color:#CECEC5;margin:0 0 28px}.echo-case{display:flex;flex-direction:column;min-height:235px;gap:22px;border:1px solid #66665F;background:transparent;color:var(--bg);padding:28px;font:inherit;text-align:left;cursor:pointer}.echo-case small{font-size:14px;color:var(--accent)}.echo-case strong{font:400 30px/1.2 var(--font-serif)}.echo-case>span{font-size:15px;margin-top:auto}.echo-case:hover{background:#25271D;border-color:var(--accent)}.echo-step:focus-visible,.echo-case:focus-visible,#echo-detail button:focus-visible{outline:3px solid #849F00;outline-offset:4px}
#echo-detail{--bg:#F5F3EE;--ink:#111110;--lime:#C8E63C;--line:#D9D7CE;--muted:#61615D;font-family:var(--font-sans);line-height:1.55}#echo-detail button{font:inherit;cursor:pointer}#echo-detail p{margin-bottom:16px}
dialog#echo-detail{width:min(1000px,94vw);max-height:92dvh;margin:auto;padding:0;border:1px solid var(--ink);background:var(--bg);color:var(--ink)}dialog#echo-detail::backdrop{background:#111110b8;backdrop-filter:blur(4px)}#echo-detail .dialog-top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 30px;border-bottom:1px solid var(--line);font-size:13px}#echo-detail .dialog-top button{border:1px solid var(--ink);background:transparent;padding:8px 16px}#echo-detail .dialog-content{padding:30px 40px}#echo-detail .dialog-content h2{font:500 43px/1.13 'Playfair Display',Georgia,serif;margin-bottom:22px}#echo-detail .tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 26px}#echo-detail .tabs button{font-size:14px;padding:10px 16px;border:1px solid var(--line);background:transparent}#echo-detail .tabs button[aria-pressed=true]{background:var(--lime);border-color:var(--ink)}#echo-detail .dialog-content .body-text{font-size:20px;line-height:1.65;min-height:170px}#echo-detail .people{display:flex;gap:20px;border-top:1px solid var(--line);padding-top:18px;font-size:14px}#echo-detail .people span{color:var(--muted);min-width:95px}#echo-detail .dialog-foot{padding:18px 30px;display:flex;justify-content:space-between;align-items:center;gap:15px;border-top:1px solid var(--line)}#echo-detail .dialog-foot button{background:var(--lime);border:1px solid var(--ink);padding:10px 18px;font-size:14px}#echo-detail .dialog-foot button:disabled{opacity:.3;cursor:default}#echo-detail .dialog-foot span{font-size:13px;color:var(--muted)}#echo-detail .case-detail h3{font-size:14px;text-transform:uppercase;letter-spacing:.08em;margin-top:23px}#echo-detail .case-detail p{font-size:18px}#echo-detail .case-detail a{font-size:14px}

@media(max-width:900px){.echo-method-intro{grid-template-columns:1fr;gap:28px}.echo-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.echo-cases{grid-template-columns:1fr}.echo-case{min-height:160px}.echo-path{flex-wrap:wrap}}
@media(max-width:600px){.echo-step{padding:18px;min-height:240px}.echo-step>strong{font-size:19px}#echo-detail .dialog-content{padding:22px}#echo-detail .dialog-content h2{font-size:31px}#echo-detail .dialog-content .body-text{font-size:17px;min-height:0}#echo-detail .dialog-top,#echo-detail .dialog-foot{padding:16px;flex-wrap:wrap}#echo-detail .people{flex-direction:column;gap:6px}}