* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: #19213a; background: #f7f8fc; font: 16px/1.6 system-ui, sans-serif; }
a { color: #5944c9; }
.topbar, main, footer { max-width: 1120px; margin: auto; padding-left: 24px; padding-right: 24px; }
.topbar { min-height: 78px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.topbar a { font-weight: 650; text-decoration: none; }
.brand { color: #5944c9; font-size: 21px; font-weight: 800 !important; }
.hero { padding: 75px 0 55px; max-width: 760px; }
.eyebrow { color: #6856c5; font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; }
h1 { font-size: clamp(38px, 5vw, 60px); letter-spacing: -.055em; line-height: 1.08; margin: 12px 0 22px; }
h2 { font-size: 25px; letter-spacing: -.035em; line-height: 1.2; }
.lead { font-size: 20px; color: #525d76; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button, button { display: inline-block; padding: 11px 18px; border: 1px solid #cbd1e2; border-radius: 10px; color: #303751; background: white; font: inherit; font-weight: 650; text-decoration: none; cursor: pointer; }
.button.primary { color: white; background: #6550d8; border-color: #6550d8; }
button:disabled { opacity: .55; cursor: wait; }
:focus-visible { outline: 3px solid #b5aaff; outline-offset: 3px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 26px; }
.grid article, .panel { background: white; border: 1px solid #e2e5ed; border-radius: 18px; padding: 26px; box-shadow: 0 10px 36px #27355508; }
.grid article p, .panel p, li { color: #586078; }
.grid article h2 { font-size: 19px; margin: 12px 0 8px; }
.grid article p { margin: 0; }
.icon { color: #6856c5; font-size: 13px; font-weight: 800; }
.panel { margin: 18px 0; scroll-margin-top: 20px; }
.panel h2 { margin: 0 0 12px; }
.panel ol { padding-left: 23px; }
.panel li { padding-left: 5px; margin: 12px 0; }
.subtle { font-size: 14px; }
.limits { background: #f4f1ff; }
.connection-list { display: grid; gap: 12px; margin-top: 18px; }
.connection { border: 1px solid #e2e5ed; border-radius: 12px; padding: 18px; display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.connection strong, .connection small { display: block; overflow-wrap: anywhere; }
.connection small { color: #68728a; margin-top: 3px; }
#connection-status.error { color: #ad254b; }
#connection-status:empty { display: none; }
footer { display: flex; justify-content: space-between; gap: 20px; padding-top: 25px; padding-bottom: 45px; color: #68728a; font-size: 14px; }
footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
@media (max-width: 720px) { .hero { padding-top: 45px; } .grid { grid-template-columns: 1fr; } .connection, footer { flex-direction: column; align-items: flex-start; } }