:root{color-scheme:dark;--bg:#080c17;--panel:#101a2c;--ink:#eff9ff;--muted:#b5c8d9;--cyan:#79ffe2;--purple:#b9a5ff;--line:#35485e}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 85% 12%,#33205c75,transparent 48%),radial-gradient(ellipse at 8% 72%,#0d4b494a,transparent 45%),linear-gradient(#7bd8db09 1px,transparent 1px),linear-gradient(90deg,#7bd8db09 1px,transparent 1px),var(--bg);background-size:auto,auto,42px 42px,42px 42px,auto;color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans",sans-serif}.wrap{width:min(1040px,calc(100% - 48px));margin-inline:auto}a{color:inherit;text-underline-offset:4px}a:focus-visible,summary:focus-visible,video:focus-visible,main:focus-visible{outline:3px solid var(--cyan);outline-offset:5px}.skip{position:absolute;left:12px;top:10px;z-index:10001;padding:10px 16px;background:var(--cyan);color:#08151c;translate:0 -180%}.skip:focus{translate:0 0}.site-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:650;font-size:18px;line-height:1.35}.brand img{border-radius:8px;background:#f5f1e7;width:38px;height:38px}nav{display:flex;gap:3px}nav a{display:flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:8px 10px;text-decoration:none;font-size:14px;border:1px solid transparent;border-radius:5px}nav a[aria-current]{color:var(--cyan);border-color:#79ffe278;background:#79ffe211}h1,h2,p{margin:0}.invite-shell{display:grid;grid-template-columns:1.1fr 1fr;gap:22px 36px;padding-top:32px}.cyber-hero{min-width:0;grid-column:1;grid-row:1}.eyebrow{font-size:14px;color:var(--cyan);letter-spacing:.06em}.eyebrow span{font:12px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted);padding-left:8px}.code-mark{font:900 clamp(94px,11vw,140px)/.98 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:-.075em;color:#e9faff;text-shadow:-2px 0 #b9a5ff77,2px 0 #79ffe277,0 0 48px #4cb3ff3b;margin:14px 0 18px;animation:boot-in .75s ease-out both}.code-mark span{display:block;color:var(--purple);font-size:12px;font-weight:500;letter-spacing:.1em;line-height:1.6;margin:10px 0 0 6px}h1{font-size:clamp(28px,3.1vw,38px);line-height:1.3;letter-spacing:-.035em;overflow-wrap:anywhere}.lead{color:var(--muted);font-size:16px;margin-top:10px}.event-card{grid-column:1;grid-row:2;background:linear-gradient(115deg,#142638d9,#10172ad9);border:1px solid var(--line);border-left:2px solid var(--cyan);border-radius:9px;padding:16px 18px}.event-card dl{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:9px 14px;margin:0}.event-card dt{font-size:14px;color:var(--muted)}.event-card dd{margin:0;font-size:16px;font-weight:550;overflow-wrap:anywhere}.intro-film{min-width:0;grid-column:2;grid-row:1/span 3;align-self:center;border:1px solid #8170ae80;background:#0b1325d9;padding:15px;border-radius:12px;box-shadow:0 0 36px #6843d51a}.film-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}.film-heading h2{font-size:16px;line-height:1.4}.film-heading>span{font:12px/1.5 ui-monospace,monospace;color:var(--purple);white-space:nowrap}video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#070c18;border-radius:5px;object-fit:contain}.video-note{font-size:13px;color:var(--muted);margin-top:10px}.transcript{font-size:14px;color:var(--muted);margin-top:4px}.transcript summary{min-height:44px;display:list-item;align-content:center;cursor:pointer;color:var(--cyan);width:fit-content}.transcript p{padding:4px 0 8px;line-height:1.7}.invitation-rsvp{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:4px 0 22px}.invitation-rsvp>p{font-size:16px;color:var(--muted)}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:48px;padding:10px 18px;background:var(--cyan);color:#061a22;border:1px solid #adffec;border-radius:5px;font-weight:650;font-size:15px;text-decoration:none;box-shadow:0 0 24px #79ffe218}.button:hover{background:#b1ffed}footer{display:flex;justify-content:space-between;gap:16px;padding:17px 0 22px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}footer>span{font:12px/1.8 ui-monospace,monospace;white-space:nowrap}@keyframes boot-in{from{opacity:0;translate:0 10px}to{opacity:1;translate:0 0}}
@media(max-width:720px){.wrap{width:calc(100% - 32px)}.site-header{padding:12px 0;flex-wrap:wrap;gap:6px}.brand{font-size:16px}.brand img{width:32px;height:32px}nav{margin-left:auto}.invite-shell{display:block;padding-top:22px}.code-mark{font-size:104px;margin:12px 0 16px}.code-mark span{font-size:11px}h1{font-size:31px}.lead{font-size:15px;margin-top:8px}.event-card{padding:13px 14px;margin-top:18px}.event-card dl{gap:8px 12px}.event-card dd{font-size:15px}.intro-film{padding:12px;margin-top:22px}.film-heading{margin-bottom:10px}.film-heading h2{font-size:15px}.video-note{font-size:13px}.invitation-rsvp{padding:20px 0;gap:12px;flex-wrap:wrap}.invitation-rsvp>p{font-size:15px}footer{font-size:13px;padding:14px 0 20px}footer p{max-width:88%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
@media print{body{background:white;color:#143e32}.site-header nav,.intro-film,.invitation-rsvp .button,.code-mark{display:none}.wrap{width:100%}.invite-shell{display:block}.event-card{background:white;border-color:#8b9d99}.event-card dt,.event-card dd,.lead,.eyebrow,.invitation-rsvp>p,footer{color:#143e32}footer{border-color:#8b9d99}}

.agenda{grid-column:1;grid-row:3;border-top:1px solid var(--line);padding-top:12px}.agenda-heading{display:flex;gap:12px;align-items:center;justify-content:space-between}.agenda-heading h2{font-size:16px;line-height:1.4}.agenda-heading>span{font-size:12px;color:var(--purple)}.agenda ol{padding:0;margin:8px 0;list-style:none}.agenda li{display:grid;grid-template-columns:56px minmax(0,1fr);gap:10px;padding:4px 0;font-size:15px;line-height:1.5}.agenda-time{color:var(--cyan);font-size:14px}.agenda-note{font-size:13px;color:var(--muted);line-height:1.5}@media(max-width:720px){.agenda{margin-top:18px}.agenda li{font-size:14px}.agenda-note{font-size:12px}.code-mark{font-size:92px;margin-bottom:12px}}

/* No film panel: keep event details and agenda beside the invitation on desktop. */
.cyber-hero{grid-row:1/span 2}.event-card{grid-column:2;grid-row:1}.agenda{grid-column:2;grid-row:2}

.agenda li{grid-template-columns:100px minmax(0,1fr)}

.attendance-note{grid-column:1/-1;color:var(--muted);font-size:13px;line-height:1.7;margin-bottom:16px}.attendance-note summary{cursor:pointer;color:var(--cyan);min-height:44px;align-content:center;width:fit-content}.attendance-note p{margin:6px 0;max-width:78ch}