:root{color-scheme:dark;--bg:#080a09;--card:#111512;--text:#f6f3eb;--muted:#b5b9b2;--line:#32382f;--accent:#f1cd7b;--button-text:#191c14;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}*{box-sizing:border-box}body{margin:0;color:var(--text)}body[data-brand=healthcare]{color-scheme:light;--bg:#f6f5f2;--card:#fff;--text:#22284e;--muted:#5e5f63;--line:#deddd8;--accent:#b73508;--button-text:#fff;background:var(--bg)}a{color:var(--accent);text-underline-offset:4px}button,input{font:inherit}button,a,input{outline-offset:4px}.communication-header{border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px max(24px,calc((100vw - 1080px)/2));background:var(--card)}.communication-brand{color:var(--text);letter-spacing:4px;font-weight:700;text-decoration:none}.communication-brand span{display:block;font-size:9px;color:var(--muted);letter-spacing:1.2px;margin-top:9px}.communication-header>a:last-child{font-size:13px}main{max-width:1040px;margin:auto;padding:52px 24px 64px}.eyebrow,.sender-label{color:var(--accent);letter-spacing:1.7px;font-size:11px;font-weight:700}.lead{color:var(--muted);font-size:18px;line-height:1.7;max-width:760px}h1{font-size:clamp(30px,5vw,50px);line-height:1.1;letter-spacing:-1.5px;max-width:820px;margin:18px 0}h2{font-size:24px;line-height:1.3;margin:0 0 18px}h3{font-size:21px;line-height:1.3;margin:4px 0 14px}p{line-height:1.7}.pilot-note{font-size:12px;color:var(--muted);border-left:2px solid var(--accent);padding:8px 14px;margin:24px 0}.communication-panel{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:27px;margin-top:22px}.service-copy{font-size:15px;color:var(--muted);line-height:1.8}.preference-confirm{display:flex;align-items:flex-start;gap:13px;line-height:1.6;margin-top:21px;font-size:14px;font-weight:600}.preference-confirm input,.channel input{width:21px;height:21px;flex-shrink:0;accent-color:var(--accent);margin:0}.preference-confirm input{margin-top:2px}.sender-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.sender-grid fieldset{min-width:0;margin:0;padding:20px;border:1px solid var(--line);border-radius:10px}.sender-grid legend{padding:0 8px;font-weight:700;color:var(--accent)}.channel{display:flex;align-items:flex-start;gap:13px;line-height:1.4;padding:16px 0;border-bottom:1px solid var(--line);cursor:pointer}.channel:last-child{border-bottom:0}.channel small{display:block;color:var(--muted);font-size:12px;margin-top:6px;overflow-wrap:anywhere}.channel input:disabled{cursor:not-allowed}.communication-fine{font-size:13px;color:var(--muted)}.preference-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.preference-actions button,.preference-button{min-height:47px;display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border:1px solid var(--accent);border-radius:8px;background:var(--accent);color:var(--button-text);font-size:14px;font-weight:700;text-decoration:none;cursor:pointer}.preference-actions button.secondary{background:transparent;color:var(--accent)}button:disabled{opacity:.55;cursor:not-allowed}.preference-status{font-size:14px;min-height:26px;line-height:1.7;margin-top:16px;color:var(--accent)}.preference-receipt{font-size:12px;color:var(--muted);overflow-wrap:anywhere}.preference-warning{font-size:13px;border-left:3px solid var(--accent);padding:10px 14px;background:var(--card)}footer{border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:12px;line-height:1.9;padding:24px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--accent)}@media(max-width:620px){.communication-header{padding:20px;flex-wrap:wrap;gap:18px}.sender-grid{grid-template-columns:minmax(0,1fr)}main{padding:30px 17px 45px}.communication-panel{padding:22px 18px}.preference-actions{flex-direction:column}.preference-actions button{width:100%}}