html.btb-signature-root .referrals .section{padding:88px 0}
html.btb-signature-root .referral-hero{padding:78px 0 88px}
html.btb-signature-root .referral-hero-grid{display:grid;grid-template-columns:1.18fr 1fr;align-items:center;gap:65px}
html.btb-signature-root .referrals .referral-hero h1{font-size:clamp(50px,5.2vw,76px);max-width:720px}
html.btb-signature-root .referral-hero-copy>p{font-size:17px;line-height:1.85;max-width:565px;margin:27px 0 30px}
html.btb-signature-root .referral-hero-copy .banner-actions{gap:16px 25px}
html.btb-signature-root .referral-existing{display:inline-flex;align-items:center;gap:10px;margin-top:28px;font-size:12px;color:var(--muted);text-decoration:underline;text-underline-offset:4px}
html.btb-signature-root .referral-existing svg{width:14px;height:14px}
html.btb-signature-root .referral-art{position:relative;height:440px;isolation:isolate}
html.btb-signature-root .referral-art-disc{position:absolute;width:250px;aspect-ratio:1;border-radius:50%;background:linear-gradient(135deg,#ffcf43,#f9b302);top:5%;right:7%;z-index:-1;box-shadow:0 0 90px #f9b30218}
html.btb-signature-root .referral-art .glass{position:absolute;border:1px solid #ffffffdd;border-radius:29px;box-shadow:inset 1px 1px 2px #fff,0 25px 65px #15273c20;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
html.btb-signature-root .referral-art-back{left:0;right:3%;top:24px;min-height:300px;padding:36px;background:linear-gradient(120deg,#ffffffc7,#edf6f28c 75%);transform:rotate(6deg);color:#162a40}
html.btb-signature-root .referral-art-back>span,html.btb-signature-root .referral-art-front>span{display:block;font-size:9px;letter-spacing:.15em;font-weight:650}
html.btb-signature-root .referral-art-back>strong{font:500 28px/1.35 Manrope,Arial,sans-serif;letter-spacing:-.04em;display:block;margin:26px 0 22px}
html.btb-signature-root .referral-art-line{height:1px;background:#162a4033;width:55%}
html.btb-signature-root .referral-art-back>small{display:block;font-size:11px;line-height:1.8;margin-top:16px;max-width:250px}
html.btb-signature-root .referral-art-front{left:5%;right:-1%;bottom:10px;min-height:240px;padding:30px 34px;background:linear-gradient(105deg,#ffffffde,#eff5f2a8);transform:rotate(-6deg);color:#162a40}
html.btb-signature-root .referral-art-front>strong{font:500 74px/1 Manrope,Arial,sans-serif;letter-spacing:-.06em;display:block;margin-top:18px}
html.btb-signature-root .referral-art-front strong small{font-size:26px;letter-spacing:-.04em}
html.btb-signature-root .referral-art-or{font:italic 17px/1.3 Georgia,serif;color:#715510;margin:5px 0}
html.btb-signature-root .referral-art-front p{font-size:14px;color:#30465c}
html.btb-signature-root .referral-art-front p b{font-size:23px;font-weight:500;letter-spacing:-.03em;margin-right:6px}
html.btb-signature-root[data-theme=dark] .referral-art-back{background:linear-gradient(120deg,#192a3bd9,#182a3cb8);color:#f1f2ed;border-color:#ffffff70}
html.btb-signature-root[data-theme=dark] .referral-art-back .referral-art-line{background:#ffffff40}
html.btb-signature-root[data-theme=dark] .referral-art-back>small{color:#e4e7e9}
html.btb-signature-root .referral-band .wrap{display:grid;grid-template-columns:1.25fr 1fr 1.25fr 1.2fr;align-items:center;gap:30px;padding-top:23px;padding-bottom:23px;font-size:12px}
html.btb-signature-root .referral-band span{color:#c8d6df;border-right:1px solid #72849665}
html.btb-signature-root .referral-band strong{font-weight:500;text-align:center}
html.btb-signature-root .referral-rewards .section-heading{align-items:end;gap:55px}
html.btb-signature-root .referral-rewards h2{font-size:clamp(38px,3.9vw,54px)}
html.btb-signature-root .referral-reward-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:42px}
html.btb-signature-root .referral-reward-card{border:1px solid var(--line);border-radius:20px;background:var(--surface);padding:36px;position:relative}
html.btb-signature-root .referral-credit-card{background:linear-gradient(125deg,#f9b3020a,#74badb0d),var(--surface)}
html.btb-signature-root .referral-reward-card h3{font-size:23px;font-weight:500;letter-spacing:-.035em}
html.btb-signature-root .reward-figure{font:500 84px/1 Manrope,Arial,sans-serif;letter-spacing:-.075em;display:block;margin:22px 0 18px;color:var(--ink)}
html.btb-signature-root .reward-figure>span{font-size:.6em;letter-spacing:-.06em}
html.btb-signature-root .referral-reward-card>p{font-size:15px;line-height:1.8;max-width:410px;margin:20px 0 25px}
html.btb-signature-root .reward-cap{border-top:1px solid var(--line);padding-top:20px;font-size:13px;color:var(--muted)}
html.btb-signature-root .reward-cap strong{color:var(--ink);font-weight:600}
html.btb-signature-root .referral-estimator{display:grid;grid-template-columns:1.3fr 1fr;gap:60px;margin-top:32px;padding:38px;background:var(--soft);border:1px solid var(--line);border-radius:20px}
html.btb-signature-root .referral-estimator .eyebrow{margin-bottom:14px}
html.btb-signature-root .referral-estimator h3{font-size:29px}
html.btb-signature-root .referral-estimator p{font-size:13px;line-height:1.8;margin:15px 0 22px;max-width:510px}
html.btb-signature-root .referral-estimator label{display:block;font-size:13px;font-weight:600}
html.btb-signature-root .referral-estimator input{display:block;width:100%;max-width:300px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);padding:14px 17px;font-size:23px;font-variant-numeric:tabular-nums;margin-top:8px;min-height:54px}
html.btb-signature-root .referral-estimator input[aria-invalid=true]{border-color:#b23737}
html.btb-signature-root #referral-amount-help{display:block;font-size:11px;color:var(--muted);line-height:1.7;margin-top:9px;max-width:350px}
html.btb-signature-root #referral-estimate-error{font-size:12px;color:#9e2222;margin:8px 0 0;min-height:0}
html.btb-signature-root #referral-estimate-error:empty{display:none}
html.btb-signature-root[data-theme=dark] #referral-estimate-error{color:#ffb3b3}
html.btb-signature-root .referral-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
html.btb-signature-root .referral-presets button{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:24px;padding:10px 13px;min-height:44px;font-size:11px}
html.btb-signature-root .referral-presets button:hover{border-color:var(--accent)}
html.btb-signature-root .referral-estimate-result{display:flex;flex-direction:column;justify-content:center;border-left:1px solid var(--line);padding-left:45px}
html.btb-signature-root .referral-estimate-result>.small-label{margin-bottom:26px}
html.btb-signature-root .referral-estimate-result>div>span{font-size:13px;display:block;color:var(--muted)}
html.btb-signature-root .referral-estimate-result strong{font:500 clamp(36px,4vw,52px)/1.3 Manrope,Arial,sans-serif;letter-spacing:-.055em;font-variant-numeric:tabular-nums;display:block;color:var(--ink)}
html.btb-signature-root .referral-result-or{font-size:10px;letter-spacing:.15em;color:var(--eyebrow);margin:13px 0}
html.btb-signature-root .referral-estimate-result>p{font-size:12px;line-height:1.7;margin:19px 0 0}
html.btb-signature-root .referral-noscript{padding:18px 0;font-size:13px}
html.btb-signature-root .referral-process{background:var(--soft)}
html.btb-signature-root .referral-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;margin-top:45px}
html.btb-signature-root .referral-step-mark{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:50%;font-size:22px;margin-bottom:25px;color:var(--eyebrow)}
html.btb-signature-root .referral-step-mark svg{width:20px;height:20px}
html.btb-signature-root .referral-steps h3{font-size:27px;margin-bottom:18px}
html.btb-signature-root .referral-steps p{font-size:14px;line-height:1.85}
html.btb-signature-root .referral-scope-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:85px}
html.btb-signature-root .referral-scope-grid>div>p{font-size:16px;line-height:1.8;margin-top:26px;max-width:410px}
html.btb-signature-root .referral-scope-grid>div>p.referral-scope-note{font-size:13px;border-top:1px solid var(--line);padding-top:23px}
html.btb-signature-root .referral-scope-list{margin:0}
html.btb-signature-root .referral-scope-list>div{padding:24px 0;border-top:1px solid var(--line)}
html.btb-signature-root .referral-scope-list>div:first-child{padding-top:0;border:0}
html.btb-signature-root .referral-scope-list dt{font-size:22px;line-height:1.4;font-family:Manrope,Arial,sans-serif;letter-spacing:-.04em}
html.btb-signature-root .referral-scope-list dd{font-size:14px;line-height:1.85;color:var(--muted);margin:13px 0 0}
html.btb-signature-root .referral-rules{background:var(--soft)}
html.btb-signature-root .referral-rules-intro{font-size:14px;line-height:1.85;margin:25px 0 20px;max-width:360px}
html.btb-signature-root .referral-preview-note{font-size:11px;line-height:1.85;max-width:360px;padding-top:20px;border-top:1px solid var(--line)}
html.btb-signature-root .referral-faq-list details{border-top:1px solid var(--line);padding:0}
html.btb-signature-root .referral-faq-list summary{font-size:15px;line-height:1.6;min-height:65px;padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;list-style:none;cursor:pointer}
html.btb-signature-root .referral-faq-list summary::-webkit-details-marker{display:none}
html.btb-signature-root .referral-faq-list summary>span{font-size:23px;transition:transform .2s}
html.btb-signature-root .referral-faq-list details[open] summary>span{transform:rotate(45deg)}
html.btb-signature-root .referral-faq-list details>p{font-size:14px;line-height:1.85;padding:0 30px 24px 0;margin:0}
html.btb-signature-root .referral-join-grid{display:grid;grid-template-columns:1.3fr .85fr;align-items:center;gap:85px;text-align:left}
html.btb-signature-root .referrals .referral-join h2{font-size:clamp(38px,4vw,56px)}
html.btb-signature-root .referrals .referral-join-grid>div>p{max-width:550px;font-size:16px;line-height:1.8;margin:25px 0}
html.btb-signature-root .referrals .referral-join-grid>div>p.referral-join-note{font-size:11px;line-height:1.8;max-width:470px;margin-top:18px}
html.btb-signature-root .referral-partner-card{border:1px solid var(--line);border-radius:20px;padding:32px;background:var(--surface);text-align:left}
html.btb-signature-root .referral-partner-card h3{font-size:31px}
html.btb-signature-root .referrals .referral-partner-card>p{font-size:14px;line-height:1.85;margin:20px 0}
html.btb-signature-root .referral-partner-card>small{display:block;font-size:11px;color:var(--muted);margin-top:17px}
@media(max-width:1100px){html.btb-signature-root .referral-hero-grid{gap:35px}
html.btb-signature-root .referrals .referral-hero h1{font-size:57px}
html.btb-signature-root .referral-art{height:410px}
html.btb-signature-root .referral-art-back{padding:28px}
html.btb-signature-root .referral-art-back>strong{font-size:25px}
html.btb-signature-root .referral-art-front{padding:28px}
html.btb-signature-root .referral-art-front>strong{font-size:66px}
html.btb-signature-root .referral-estimator{gap:30px}
html.btb-signature-root .referral-estimate-result{padding-left:30px}
html.btb-signature-root .referral-scope-grid,html.btb-signature-root .referral-join-grid{gap:45px}
}
@media(max-width:850px){html.btb-signature-root .referral-hero-grid{grid-template-columns:1fr;gap:36px}
html.btb-signature-root .referral-art{width:min(450px,100%);height:410px;justify-self:center}
html.btb-signature-root .referral-hero-copy>p{max-width:650px}
html.btb-signature-root .referral-band .wrap{grid-template-columns:1fr 1fr;font-size:12px;gap:18px}
html.btb-signature-root .referral-band span{border:0}
html.btb-signature-root .referral-band strong{text-align:left}
html.btb-signature-root .referral-steps{gap:24px}
html.btb-signature-root .referral-steps h3{font-size:24px}
html.btb-signature-root .referral-rewards .section-heading{gap:25px}
}
@media(max-width:700px){html.btb-signature-root .referrals .section{padding:60px 0}
html.btb-signature-root .referral-hero{padding:46px 0 58px}
html.btb-signature-root .referrals .referral-hero h1{font-size:clamp(43px,11vw,62px)}
html.btb-signature-root .referral-hero-copy>p{font-size:15px;margin:24px 0}
html.btb-signature-root .referral-hero-copy .banner-actions{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
html.btb-signature-root .referral-existing{font-size:11px;line-height:1.6;margin-top:23px}
html.btb-signature-root .referral-art{height:385px;margin:0 0 5px}
html.btb-signature-root .referral-art-back{padding:26px;min-height:260px;right:5%;left:1%;top:20px}
html.btb-signature-root .referral-art-back>strong{font-size:25px}
html.btb-signature-root .referral-art-back>small{font-size:10px;max-width:210px}
html.btb-signature-root .referral-art-disc{width:210px;right:4%}
html.btb-signature-root .referral-art-front{padding:26px;min-height:215px;bottom:0;left:5%;right:1%}
html.btb-signature-root .referral-art-front>strong{font-size:65px}
html.btb-signature-root .referral-art-front>p{font-size:12px}
html.btb-signature-root .referral-art-front strong small{font-size:23px}
html.btb-signature-root .referral-art-back>span,html.btb-signature-root .referral-art-front>span{font-size:8px}
html.btb-signature-root .referral-band .wrap{grid-template-columns:1fr;gap:10px;padding-top:22px;padding-bottom:22px}
html.btb-signature-root .referral-band span{padding-bottom:12px;border-bottom:1px solid #72849665;margin-bottom:2px}
html.btb-signature-root .referral-reward-grid{grid-template-columns:1fr;gap:18px;margin-top:30px}
html.btb-signature-root .referral-reward-card{padding:27px}
html.btb-signature-root .reward-figure{font-size:76px}
html.btb-signature-root .referral-reward-card>p{font-size:14px}
html.btb-signature-root .reward-cap{font-size:12px}
html.btb-signature-root .referral-estimator{grid-template-columns:1fr;gap:25px;padding:25px;margin-top:22px}
html.btb-signature-root .referral-estimator input{max-width:100%}
html.btb-signature-root .referral-presets{gap:6px}
html.btb-signature-root .referral-presets button{font-size:10px;padding:9px 11px}
html.btb-signature-root .referral-estimate-result{border-left:0;border-top:1px solid var(--line);padding:26px 0 0}
html.btb-signature-root .referral-estimate-result strong{font-size:42px}
html.btb-signature-root .referral-estimate-result>.small-label{margin-bottom:20px}
html.btb-signature-root .referral-result-or{margin:12px 0}
html.btb-signature-root .referral-estimator h3{font-size:27px}
html.btb-signature-root .referral-steps{grid-template-columns:1fr;gap:32px;margin-top:32px}
html.btb-signature-root .referral-step-mark{margin-bottom:20px}
html.btb-signature-root .referral-steps article{border-top:1px solid var(--line);padding-top:25px}
html.btb-signature-root .referral-steps article:first-child{border:0;padding-top:0}
html.btb-signature-root .referral-steps h3{font-size:28px}
html.btb-signature-root .referral-scope-grid,html.btb-signature-root .referral-join-grid{grid-template-columns:1fr;gap:35px}
html.btb-signature-root .referral-scope-list dt{font-size:22px}
html.btb-signature-root .referral-scope-list dd{font-size:14px}
html.btb-signature-root .referral-rules-intro,html.btb-signature-root .referral-preview-note{max-width:100%}
html.btb-signature-root .referral-faq-list summary{font-size:14px}
html.btb-signature-root .referral-faq-list details>p{font-size:14px;padding-right:10px}
html.btb-signature-root .referral-partner-card{padding:26px}
html.btb-signature-root .referrals .referral-join-grid>div>p{font-size:15px}
html.btb-signature-root .referral-join .button{gap:16px;font-size:12px}
html.btb-signature-root .referral-partner-card h3{font-size:30px}
}
@media(prefers-reduced-motion:reduce){html.btb-signature-root .referral-faq-list summary>span{transition:none}
}