/* PAYATE Base64 Encode/Decode — scoped under #b64. */
@font-face{font-family:"PoppinsFB";src:local("Segoe UI Semibold"),local("Segoe UI"),local("Roboto Medium"),local("Roboto"),local("Helvetica Neue"),local("Arial");size-adjust:107%;ascent-override:98%;descent-override:32.7%;line-gap-override:0%}
body{margin:0;background:#f4f7fb;color:#14233c;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased}
#b64{--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;max-width:820px;margin:0 auto;padding:22px 16px 40px}
#b64 h1,#b64 h2{font-family:Poppins,"PoppinsFB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
#b64 .b6-hero{background:#fff;border:1px solid #e6ecf5;border-radius:16px;padding:24px;box-shadow:0 1px 2px rgba(15,27,45,.05);margin-bottom:16px}
#b64 .b6-hero h1{margin:0 0 8px;font-size:25px;line-height:1.2;color:#0f1b2d;font-weight:700}
#b64 .b6-hero p{margin:0;font-size:14px;line-height:1.7;color:#4a5b73;max-width:680px}
#b64 .b6-card{background:#fff;border:1px solid #e6ecf5;border-radius:14px;padding:18px;box-shadow:0 1px 2px rgba(15,27,45,.05);margin-bottom:16px}
#b64 .b6-tabs{display:inline-flex;background:#eef2f8;border-radius:10px;padding:3px;margin-bottom:14px}
#b64 .b6-tabs label{position:relative;font-size:13.5px;font-weight:600;color:#5a6b83;padding:7px 18px;border-radius:8px;cursor:pointer}
#b64 .b6-tabs label.on{background:#fff;color:#1d64d8;box-shadow:0 1px 2px rgba(15,27,45,.08)}
#b64 .b6-tabs input{position:absolute;opacity:0;width:0;height:0}
#b64 label{display:block;font-size:12.5px;font-weight:600;color:#5a6b83;margin:0 0 6px}
#b64 textarea{width:100%;box-sizing:border-box;border:1px solid #d7deea;border-radius:10px;padding:12px 14px;font-size:14px;color:#14233c;background:#fbfcfe;font-family:var(--mono);resize:vertical}
#b64 textarea:focus{outline:none;border-color:#1d64d8;background:#fff;box-shadow:0 0 0 3px rgba(29,100,216,.12)}
#b64 button[type=submit]{margin-top:12px;background:#1d64d8;color:#fff;border:0;border-radius:10px;padding:11px 22px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s}
#b64 button[type=submit]:hover{background:#1550b4}
#b64 .b6-err{margin-top:14px;background:#fdecec;border:1px solid #f4c7c7;color:#b42020;border-radius:10px;padding:12px 14px;font-size:13.5px}
#b64 .b6-out{margin-top:16px}
#b64 .b6-outhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
#b64 .b6-outhead span{font-size:12.5px;font-weight:600;color:#5a6b83}
#b64 .b6-copy{border:1px solid #cfe0fb;background:#eaf1fe;color:#1d64d8;border-radius:8px;padding:5px 12px;font-size:12px;font-weight:600;cursor:pointer}
#b64 .b6-copy:hover{background:#dbe8fd}
#b64 .b6-res{background:#f7f9fc}
#b64 .b6-faq{background:#fff;border:1px solid #e6ecf5;border-radius:16px;padding:20px 22px;box-shadow:0 1px 2px rgba(15,27,45,.05)}
#b64 .b6-faq h2{margin:0 0 10px;font-size:19px;color:#0f1b2d}
#b64 .b6-faq details{border-top:1px solid #eef2f8;padding:2px 0}
#b64 .b6-faq details:first-of-type{border-top:0}
#b64 .b6-faq summary{cursor:pointer;list-style:none;padding:12px 26px 12px 2px;position:relative;font-weight:600;font-size:14.5px;color:#14233c}
#b64 .b6-faq summary::-webkit-details-marker{display:none}
#b64 .b6-faq summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:18px;color:#7c8aa4}
#b64 .b6-faq details[open] summary::after{content:"\2212"}
#b64 .b6-faq details p{margin:0 2px 12px;font-size:13.5px;line-height:1.7;color:#4a5b73}
#b64 .b6-faq code{background:#eef2f8;padding:1px 5px;border-radius:4px;font-size:12.5px;font-family:var(--mono)}
/* Shared More PAYATE tools related section */
.pyt-rel{max-width:820px;margin:16px auto;padding:20px 22px;background:#fff;border:1px solid #e6ecf5;border-radius:14px;box-shadow:0 1px 2px rgba(15,27,45,.05);font-family:Poppins,"PoppinsFB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:#14233c}
.pyt-rel h2{margin:0 0 12px;font-size:18px;color:#0f1b2d}
.pyt-rel .prg{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px}
.pyt-rel a{display:block;text-decoration:none;border:1px solid #e6ecf5;border-radius:10px;padding:12px 14px;background:#fbfcfe;transition:border-color .15s,background .15s}
.pyt-rel a:hover{border-color:#1d64d8;background:#f2f7ff}
.pyt-rel .prt{display:block;font-weight:600;font-size:14px;color:#14233c;margin-bottom:2px}
.pyt-rel .prd{display:block;font-size:12px;line-height:1.4;color:#7c8aa4}