.proof-intro{padding:55px 0 30px;max-width:820px}.proof-intro h1{font-size:clamp(32px,4vw,54px);line-height:1.3;letter-spacing:-1.6px;margin:15px 0 22px}.proof-intro .lead{font-size:16px;max-width:730px}.proof-meta{display:flex;gap:20px;flex-wrap:wrap;color:#60748b;font-size:12px;margin-top:25px}.proof-notice{background:#ecf4fe;border-left:3px solid #2563eb;padding:16px 21px;margin-bottom:28px;display:flex;gap:20px;color:#284563;font-size:13px}.proof-workspace{display:grid;grid-template-columns:245px minmax(0,1fr);border:1px solid #d5e0ec;border-radius:12px;overflow:hidden;margin-bottom:28px;background:white}.proof-settings{padding:25px;background:#f5f8fc;border-right:1px solid #d5e0ec}.proof-settings h2{font-size:21px;margin:12px 0}.proof-settings p{font-size:12px;color:#586e85;line-height:1.9}.proof-settings label{display:flex;justify-content:space-between;margin:18px 0 7px;font-size:12px;font-weight:600}.proof-settings small{color:#687e96;font-weight:400}.proof-settings input{width:100%;border:1px solid #bdcee0;border-radius:5px;background:white;padding:10px;font:inherit;color:#172d48}.proof-settings .button{margin-top:22px;border:0;font-size:12px}.proof-presets{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0}.proof-presets button{border:1px solid #cedce9;background:white;border-radius:4px;padding:6px 9px;font:inherit;font-size:10px;color:#315675;cursor:pointer}.proof-results{min-width:0}.proof-output-head{padding:20px 23px;display:flex;justify-content:space-between;border-bottom:1px solid #dce5ef;font-size:10px;color:#546d85;gap:12px}.proof-results-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:0;align-items:center;padding:22px}.proof-map{background:#10233f;padding:8px;border-radius:7px;min-width:0}.proof-field{display:block;width:100%;height:auto}.proof-side{padding-left:24px;min-width:0}.proof-value{display:inline-flex;flex-direction:column;width:50%;vertical-align:top;gap:8px}.proof-value>span{font-size:11px;color:#5c7289}.proof-value strong{font-family:Arial,sans-serif;color:#16355d;font-size:32px;line-height:1}.proof-value small{font-size:11px;font-weight:400}.proof-value em{font-style:normal;color:#657b90;font-size:10px}.proof-curve{width:100%;height:auto;display:block;margin-top:18px}.proof-chart-note{font-size:10px;color:#647b92;line-height:1.8}.proof-side>.button{font-size:11px;margin-top:12px}.proof-checks{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin:0 0 65px}.proof-checks>div{border:1px solid #dce5ef;padding:20px;border-radius:7px}.proof-checks .mono{color:#2563eb;font-size:9px}.proof-checks h3{font-size:15px;margin:12px 0}.proof-checks p{font-size:12px;color:#5b7188;line-height:1.9;margin:0}.proof-reading{display:grid;grid-template-columns:1.5fr 1fr;gap:65px}.proof-reading h2{font-size:25px;margin:14px 0 22px}.proof-reading p{font-size:14px;line-height:2;color:#516982}.proof-reading aside{background:#f4f7fb;padding:28px;border-radius:8px;align-self:start}.proof-formula{overflow-x:auto;background:#f4f7fb;border-left:2px solid #2563eb;padding:20px;white-space:nowrap;font-family:Consolas,monospace;font-size:13px;line-height:2.3;color:#19395d}.proof-reading .inline-link{font-size:12px}.proof-next{display:flex;justify-content:space-between;align-items:center;gap:30px;margin:65px 0 20px;padding:30px;border-top:1px solid #d5e0ec}.proof-next h2{font-size:28px;margin:12px 0}.proof-next p:not(.eyebrow){font-size:13px;color:#60748b}
@media(max-width:1050px){.proof-workspace{grid-template-columns:210px minmax(0,1fr)}.proof-results-grid{grid-template-columns:1fr;padding:18px}.proof-map{max-width:460px;width:100%;margin:auto}.proof-side{padding:25px 0 5px}.proof-side .proof-curve{max-height:240px}.proof-reading{gap:30px}.proof-value{width:45%}.proof-results-grid{align-items:start}}
@media(max-width:650px){.proof-intro{padding:35px 0 25px}.proof-intro .lead{font-size:13px}.proof-meta{gap:10px 16px;font-size:10px}.proof-notice{display:block;font-size:11px;line-height:1.9}.proof-notice strong{display:block;margin-bottom:5px}.proof-workspace{grid-template-columns:1fr}.proof-settings{border:0;border-bottom:1px solid #d5e0ec;padding:22px}.proof-settings label{margin-top:14px}.proof-settings .button{margin-top:18px}.proof-results-grid{padding:16px}.proof-output-head{font-size:9px;padding:17px 16px}.proof-value strong{font-size:30px}.proof-checks{grid-template-columns:1fr;gap:12px;margin-bottom:40px}.proof-checks>div{padding:18px}.proof-reading{grid-template-columns:1fr;gap:25px}.proof-reading h2{font-size:23px}.proof-reading p{font-size:12px}.proof-reading aside{padding:23px}.proof-formula{font-size:11px;padding:15px}.proof-next{display:block;padding:25px 0;margin-top:35px}.proof-next h2{font-size:24px}.proof-next .button{margin-top:15px}}
.proof-feature{display:flex;align-items:center;justify-content:space-between;gap:35px;background:#edf4fe;border:1px solid #d6e4f7;border-radius:10px;padding:30px;margin:0 0 35px}.proof-feature>div{max-width:720px}.proof-feature h2{font-size:27px;margin:10px 0 14px}.proof-feature p:not(.eyebrow){font-size:13px;color:#5a728e;margin:0}.proof-feature>.button{flex-shrink:0}@media(max-width:760px){.proof-feature{display:block;padding:23px}.proof-feature h2{font-size:23px}.proof-feature p:not(.eyebrow){font-size:12px}.proof-feature>.button{margin-top:20px}}