:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,sans-serif;background:#07111f;color:#eaf2ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 20% 0,#123158,#07111f 45rem)}main{max-width:1700px;margin:auto;padding:42px 28px}.top{display:flex;justify-content:space-between;gap:24px;align-items:end}.eyebrow{color:#75c8ff;font-size:.73rem;letter-spacing:.13em;text-transform:uppercase;margin:0 0 9px}h1{font-size:clamp(2.1rem,4vw,4.2rem);max-width:1000px;margin:0}.intro{max-width:850px;color:#b5c6dd;line-height:1.5}.legend{white-space:nowrap;color:#b5c6dd;font-size:.85rem}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px;background:#7da2c9}.dot.live{background:#ffbe5c;box-shadow:0 0 10px #ffbe5c}.dot.good{background:#6ee7ac;box-shadow:0 0 10px #6ee7ac}.lane,.control{background:#0c1b2e;border:1px solid #244568;border-radius:16px;padding:16px;box-shadow:0 18px 60px #0005}.hero-lane{margin:28px 0 18px}.lane header span{color:#81bffc;font-size:.76rem;text-transform:uppercase;letter-spacing:.06em}.lane h2{margin:5px 0;font-size:1.35rem}.lane header p{color:#b5c6dd;margin:0 0 12px;font-size:.87rem}.relay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:22px}.relay iframe,video{width:100%;aspect-ratio:16/9;border:0;background:#000;border-radius:9px;display:block}.lane>p{min-height:1.1rem;color:#98d7ba;margin:10px 0 0;font-size:.86rem}.control{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center}.control h2{margin:0 0 7px}.control p{color:#b5c6dd}.actions{display:flex;flex-wrap:wrap;gap:9px}.actions button{cursor:pointer;background:#1b76b8;border:1px solid #58adf0;color:#fff;padding:11px 14px;border-radius:8px;font-weight:700}.actions button:hover{background:#2690dd}output{grid-column:1/-1;border-top:1px solid #244568;padding-top:12px;color:#a9c6e7}@media(max-width:900px){main{padding:28px 16px}.top{display:block}.legend{margin-top:18px}.relay-grid,.control{grid-template-columns:1fr}}