:root{color-scheme:dark;--bg:#0b101b;--surface:#131c2b;--line:#29364a;--ink:#edf2f8;--muted:#a4b1c4;--cyan:#52d4f2;--ok:#6de0b0}
*{box-sizing:border-box}[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
main{max-width:1080px;margin:auto;padding:24px 32px 40px;display:flex;flex-direction:column}
header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;font-weight:800;font-size:17px;letter-spacing:.01em;text-decoration:none;color:var(--ink);white-space:nowrap}
.brand:before{content:"";width:30px;height:30px;margin-right:10px;background:url('/favicon.svg') center/contain no-repeat;flex:none}.brand span{color:var(--cyan)}
.nav{display:flex;align-items:center;gap:16px;margin-left:auto}.nav a{color:var(--muted);font-size:12px;text-decoration:none}.nav a:hover,.nav a.active{color:var(--ink)}.nav a.active{font-weight:700}
.badge,.section-label{font-size:10px;font-weight:650;letter-spacing:.07em;color:var(--muted);text-transform:uppercase}.badge{border:1px solid var(--line);border-radius:4px;padding:5px 9px}
.page-heading{padding:30px 0 12px;order:1}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:0 0 5px}
h1{font-size:28px;font-weight:650;letter-spacing:-.035em;line-height:1.25;margin:0 0 9px}.intro{color:var(--muted);margin:0;max-width:720px}
h2{font-size:17px;font-weight:650;margin:0}h3{font-size:15px;font-weight:650;margin:0 0 8px}
.section-heading{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
section{border:1px solid var(--line);background:var(--surface);padding:24px;border-radius:8px;margin:18px 0;min-width:0}section>p{color:var(--muted)}.session-section{order:3}#pilot{order:2}.safety-details{order:4}#admin-panel{order:5}footer{order:6}
.session-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.button,button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:44px;max-width:100%;border:1px solid #3a495e;border-radius:5px;background:transparent;color:var(--ink);padding:10px 14px;font:600 13px/1.4 system-ui,sans-serif;text-decoration:none;cursor:pointer;text-align:center;overflow-wrap:anywhere}
.button:hover,button:hover{border-color:#8295ac;background:#1d293a}.button.primary,#accept-invite{background:var(--cyan);border-color:var(--cyan);color:#061922}.button.primary:hover,#accept-invite:hover{background:#84e2f7}button:disabled{opacity:.55;cursor:wait}
:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}details{color:var(--muted)}summary{cursor:pointer;min-height:44px;display:list-item;padding:11px 0;font-size:13px;font-weight:600}.technical-details{margin-top:14px;border-top:1px solid var(--line)}
dl{display:grid;grid-template-columns:minmax(140px,1fr) minmax(0,2fr);gap:10px 20px;margin:16px 0 20px}dt{color:var(--muted);font-size:12px}dd{margin:0;overflow-wrap:anywhere;font:12px/1.7 ui-monospace,Consolas,monospace;min-width:0}
.journey{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:0;margin:24px 0;list-style:none;border:1px solid var(--line);border-radius:6px}
.journey li{display:flex;align-items:center;gap:12px;padding:16px;min-width:0}.journey li+li{border-left:1px solid var(--line)}
.step-number{display:flex;align-items:center;justify-content:center;flex:none;width:26px;height:26px;border:1px solid #4a5b72;border-radius:50%;font-size:12px}.complete .step-number{color:var(--ok);border-color:#3e7a68}.journey strong{display:block;font-size:12px}.journey small{display:block;color:var(--muted);font-size:11px}.upcoming{color:var(--muted)}
.connection-callout{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0}
.connection-callout>div{max-width:550px}.connection-callout p{color:var(--muted);margin:6px 0;font-size:13px}.connection-callout .button{flex-shrink:0}.ip-note{font-size:12px!important}.ip-note code{color:var(--ink);padding-left:8px}
.performance-heading{margin:24px 0 12px}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:14px}.metrics>div{border:1px solid var(--line);padding:18px;border-radius:6px;background:#0e1623}.metrics span{display:block;color:var(--muted);font-size:12px}.metrics strong{font-size:20px;font-weight:500;display:block;margin:5px 0}.metrics small{color:var(--muted);font-size:11px}
.caption{color:var(--muted);font-size:12px;margin-bottom:0}.safety-details{border:1px solid var(--line);border-radius:6px;padding:4px 20px}.safety-details ul{padding-left:18px;font-size:12px}.safety-details li{margin-bottom:9px}
input{display:block;width:100%;padding:12px;margin:10px 0;background:#0b101b;color:var(--ink);border:1px solid #4b5b71;border-radius:5px;font:inherit;min-height:44px}label{font-size:13px;font-weight:600}#invite-form{max-width:580px;margin-top:22px}#invite-help{font-size:12px;color:var(--muted)}#admin-details{border-top:1px solid var(--line);padding-top:18px}
footer{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:11px;margin-top:28px;padding-top:18px;border-top:1px solid var(--line)}
@media(max-width:700px){main{padding:18px 16px 30px}header{flex-wrap:wrap;gap:12px}.badge{font-size:9px}section{padding:18px}.journey{grid-template-columns:1fr}.journey li+li{border-left:0;border-top:1px solid var(--line)}.journey li{padding:12px 14px}.connection-callout{align-items:stretch;flex-direction:column;gap:12px}.connection-callout .button{align-self:flex-start}.metrics{gap:10px}.metrics>div{padding:14px}dl{grid-template-columns:1fr;gap:4px}dd{margin-bottom:10px}h1{font-size:25px}.session-actions>*{flex:1 1 130px}}
@media(max-width:360px){.metrics{grid-template-columns:1fr}.brand{font-size:15px}}
header{flex-wrap:wrap}.session-section{margin-top:24px}.session-section h2{font-size:15px}
.next-step{padding:20px 0 8px}.next-step h3{font-size:23px;letter-spacing:-.025em;margin:4px 0 12px}.next-step>p{color:var(--muted);max-width:680px}.next-answer{padding:16px 18px;margin:20px 0;background:#0e1623;border-left:3px solid var(--cyan);border-radius:4px}.next-answer p{margin:6px 0 0;color:var(--muted)}.optional-settings{border-top:1px solid var(--line);padding:8px 0}.optional-settings>p{font-size:13px}.optional-settings summary{color:var(--ink)}.admin-section{border:1px solid var(--line);padding:6px 20px;border-radius:6px;margin-top:18px}.admin-section>div{padding:16px 0}#security-actions summary{color:var(--muted)}