.btc-promo{margin:28px auto;padding:clamp(20px,4vw,38px);border:1px solid #4a8978;border-radius:20px;background:linear-gradient(130deg,#10252c,#0c151d);color:#e8f1f3;max-width:1200px;box-sizing:border-box}.btc-promo h2{font-size:clamp(26px,4vw,40px);line-height:1.15;margin:12px 0}.btc-promo p{line-height:1.7}.btc-promo-label{font-size:11px;letter-spacing:1.3px;font-weight:800;color:#8ee5c5}.btc-promo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:20px 0}.btc-promo-grid>div{border:1px solid #35505a;border-radius:12px;padding:16px;min-width:0}.btc-promo-grid span{display:block;font-size:12px;color:#b5c6ce}.btc-promo-grid strong{display:block;font-size:clamp(24px,3vw,34px);margin-top:8px;overflow-wrap:anywhere}.btc-promo-note{color:#b6c7ce;font-size:13px}.btc-promo-actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.btc-promo-actions a{padding:12px 18px;background:#8ee5c5;color:#08211a!important;border-radius:9px;font-weight:800;text-decoration:none}.btc-promo summary{cursor:pointer;padding:12px 0}.btc-promo-scroll{overflow:auto}.btc-promo table{border-collapse:collapse;width:100%;font-size:13px;min-width:550px}.btc-promo th,.btc-promo td{padding:12px;text-align:left;border-bottom:1px solid #35505a}.btc-promo details p{font-size:13px;color:#b6c7ce}@media(max-width:700px){.btc-promo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

.btc-gold{color:#f3c976}.btc-promo-intro{font-size:clamp(16px,2vw,20px);max-width:850px}.btc-minds{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0}.btc-minds article{padding:18px;border:1px solid #466058;border-radius:12px;background:#0a191c}.btc-minds span{font-size:10px;letter-spacing:1px;color:#f3c976}.btc-minds h3{font-size:18px;line-height:1.3;margin:10px 0;color:#f3f5f0}.btc-minds p{font-size:13px;color:#b6c7ce;margin:0}@media(max-width:800px){.btc-minds{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:420px){.btc-minds{grid-template-columns:1fr}}