:root{color-scheme:light;--ink:#102d42;--ink2:#294457;--teal:#006e70;--mint:#65d3c5;--paper:#fff;--mist:#eef5f5;--line:#d9e4e6;--muted:#546874;--max:1120px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-size:1rem;line-height:1.65}a{color:var(--teal)}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid #e39034;outline-offset:4px}.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px;z-index:9}.skip:focus{left:8px}.wrap,.header-inner,.footer-inner,.footer-bottom{width:min(var(--max),calc(100% - 44px));margin-inline:auto}.site-header{background:#fff;border-bottom:1px solid 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var(--line);padding-left:19px}.side-nav strong{font-size:.85rem;margin-bottom:10px}.side-nav a{text-decoration:none;color:var(--ink2);font-size:.92rem}.side-nav a:hover{text-decoration:underline}.article{max-width:760px}.article section{padding-bottom:46px;margin-bottom:42px;border-bottom:1px solid var(--line);scroll-margin-top:24px}.article section:last-of-type{border-bottom:0}.article p,.about-main p,.safety-card p,.article-wide p{color:var(--ink2);font-size:1.065rem}.lesson-tag{font-size:.77rem;font-weight:800;letter-spacing:.1em;color:var(--teal);display:block;margin-bottom:14px}.article h2{font-size:2.15rem;margin-bottom:18px}.text-link,.source{font-weight:700}.source{font-size:.9rem}.article details{border-top:1px solid var(--line);padding:17px 0}.article details:last-of-type{border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:700;font-size:1.05rem}details p{margin:12px 0 0}.next-step{background:var(--mist);padding:30px;border-radius:10px;margin-top:44px}.next-step span{font-weight:800;color:var(--teal);font-size:.75rem;letter-spacing:.1em}.next-step h3{margin:11px 0 19px}.safety-grid{padding-block:65px;display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.safety-card{padding:30px;border:1px solid var(--line);border-radius:11px}.safety-card>span{color:var(--teal);font-weight:800;letter-spacing:.1em;font-size:.8rem}.safety-card h2{font-size:1.65rem;margin:17px 0 13px}.safety-card p{margin-bottom:0}.callout{background:var(--ink);color:#fff;border-radius:12px;padding:35px 40px;display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}.callout h2{font-size:2.1rem;margin:0}.callout p:last-child{color:#d3e3e9;margin:0}.narrow{max-width:760px}.resource-list{padding-left:20px}.resource-list li{margin:12px 0}.article-wide{padding-block:65px 105px}.two-column{display:grid;grid-template-columns:1fr 1fr;gap:55px}.two-column h2{font-size:2.05rem}.comparison{background:var(--mist);padding:32px 38px;border-radius:10px;margin:33px 0}.comparison h2{font-size:1.8rem}.comparison li{margin:10px 0}.quiet{max-width:740px}.about-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:70px;padding-block:70px 30px}.about-main{max-width:650px}.contact-card{background:var(--ink);color:#fff;border-radius:11px;padding:35px;align-self:start}.contact-card p{color:#d3e3e9}.contact-card .contact-small{font-size:.87rem;margin:22px 0 0}.site-footer{background:#0a2536;color:#fff;margin-top:20px;padding:47px 0 24px}.footer-inner{display:flex;justify-content:space-between;gap:32px}.footer-inner p{color:#c1d3db;max-width:350px}.footer-inner>div:last-child{display:flex;flex-wrap:wrap;align-items:start;gap:18px}.footer-inner a{color:#d7f4ee;text-decoration:none}.footer-inner a:hover{text-decoration:underline}.footer-bottom{border-top:1px solid #41606c;padding-top:19px;margin-top:33px;color:#b7cbd2;font-size:.82rem;line-height:1.6}@media(max-width:900px){.header-inner{align-items:start;flex-direction:column;padding-block:17px;gap:15px}.site-header nav a{padding:7px 9px}.hero-grid{grid-template-columns:1fr;gap:42px;padding-block:70px}.hero-panel{box-shadow:none}.article-layout{gap:35px;grid-template-columns:165px 1fr}.about-grid{gap:30px}}@media(max-width:640px){.wrap,.header-inner,.footer-inner,.footer-bottom{width:min(var(--max),calc(100% - 34px))}.site-header nav{gap:2px}.site-header nav a{font-size:.84rem;padding:7px}.hero-grid{padding-block:60px 68px}.cards,.safety-grid,.two-column,.about-grid,.note-block,.callout{grid-template-columns:1fr}.cards{gap:12px}.card{min-height:0}.section{padding-block:60px}.page-intro{padding-block:55px 42px}.article-layout{display:block;padding-block:48px}.side-nav{position:static;display:none}.article h2{font-size:1.85rem}.safety-grid{padding-block:48px}.callout{padding:29px}.footer-inner{flex-direction:column}.note-block{gap:5px}.about-grid{padding-block:47px 20px}.article-wide{padding-block:48px 75px}}

.exchange-section h3{margin-top:28px;margin-bottom:12px}.exchange-steps{padding-left:24px;color:var(--ink2);font-size:1.065rem}.exchange-steps li{margin-bottom:12px}.exchange-action{background:var(--mist);padding:26px;border:1px solid var(--line);border-radius:10px;margin-block:26px}.article .referral-disclosure{font-size:.9rem;line-height:1.6;margin:16px 0 0}.article .exchange-sources{margin-bottom:0;font-size:.9rem}

.exchange-section .advanced-option h3{margin-top:0}.advanced-option .exchange-sources{margin-top:16px}

.contact-card .contact-phone{margin:22px 0 0}.contact-phone a{color:#fff;font-size:1.2rem;font-weight:700;text-decoration:none}.contact-phone a:hover{text-decoration:underline}

.contact-card .contact-email{margin:18px 0 0}.contact-email a{color:#d7f4ee;font-size:1rem;overflow-wrap:anywhere}.footer-inner a[href^="mailto:"]{overflow-wrap:anywhere}