/* Landing — Museums-Edition (Oldenburger Computer-Museum).
   Light, minimal, black-on-white base with OCM brand accents (orange/cream/green)
   and restrained 80s pixel motifs. Ported from the cobalt member-workshop edition.
   Fonts self-hosted (DSGVO — no Google Fonts CDN hotlink). */
@font-face{font-family:'Space Grotesk';src:url('/static/fonts/space-grotesk.woff2') format('woff2');font-weight:500 700;font-display:swap}
@font-face{font-family:'IBM Plex Sans';src:url('/static/fonts/ibm-plex-sans.woff2') format('woff2');font-weight:400 600;font-display:swap}

:root{
  --paper:#FBFBF8; --paper2:#F4EFDD; --card:#FBF6E1; --ink:#201820; --ink2:#4A4238;
  --muted:#7A7060; --line:#E7E0CC; --line2:#D8CEB0;
  --accent:#F08020; --accent-ink:#D96A12; --green:#88C038; --green-l:#A8E05A;
  --disp:'Space Grotesk',system-ui,sans-serif; --body:'IBM Plex Sans',system-ui,sans-serif;
  --pixel:ui-monospace,'Courier New',monospace;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; background:var(--paper); color:var(--ink); font-family:var(--body);
  line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden}
h1,h2,h3{font-family:var(--disp); font-weight:700; line-height:1; margin:0; letter-spacing:-.02em}
p{margin:0}
a{color:inherit; text-decoration:none}
.wrap{width:100%; max-width:1200px; margin:0 auto; padding:0 32px}
.disp{font-family:var(--disp)}
.accent{color:var(--accent)}
.up{text-transform:uppercase; letter-spacing:.14em}
.micro{font-family:var(--pixel); font-size:12px; font-weight:700; text-transform:uppercase; letter-spacing:.14em; color:var(--muted)}

/* honeypot — off-screen, real users never see or fill it */
.hp{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden}

/* buttons */
.btn{display:inline-flex; align-items:center; gap:10px; font-family:var(--disp); font-weight:600;
  font-size:15px; padding:14px 26px; border-radius:10px; cursor:pointer; border:1.5px solid var(--ink);
  transition:transform .12s var(--ease), background .2s, color .2s; background:transparent; color:var(--ink)}
.btn:active{transform:scale(.97)}
.btn-fill{background:var(--accent); border-color:var(--accent); color:#fff}
.btn-fill:hover{background:var(--accent-ink); border-color:var(--accent-ink)}
.btn-ghost:hover{background:var(--ink); color:var(--paper)}

/* nav */
nav{position:sticky; top:0; z-index:60; background:rgba(251,251,248,.85); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.nav-in{display:flex; align-items:center; justify-content:space-between; height:74px}
.brand{font-family:var(--disp); font-weight:700; font-size:15px; letter-spacing:-.01em; display:flex; align-items:center; gap:12px; color:var(--ink)}
.brand img{height:46px; width:auto; display:block}
.brand .bt{display:flex; flex-direction:column; line-height:1.15}
.brand .bt b{font-weight:700}
.brand .bt span{font-family:var(--pixel); font-size:10.5px; font-weight:600; letter-spacing:.08em; color:var(--muted); text-transform:uppercase}
.nav-links{display:flex; align-items:center; gap:34px}
.nav-links a.lk{font-family:var(--pixel); font-size:12px; font-weight:700; text-transform:uppercase; letter-spacing:.1em; color:var(--ink2); transition:color .2s}
.nav-links a.lk:hover{color:var(--accent)}
.nav .btn{padding:10px 20px; font-size:13px}
@media(max-width:820px){ .nav-links a.lk{display:none} }

/* hero */
.hero{padding:60px 0 30px}
.hero-grid{display:grid; grid-template-columns:1.25fr .75fr; gap:40px; align-items:center}
.hero .tag{display:inline-flex; align-items:center; gap:10px; margin-bottom:26px; background:var(--card); border:1px solid var(--line); padding:7px 14px; border-radius:8px}
.hero .tag .d{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:clamp(52px,8.5vw,112px); text-transform:uppercase; letter-spacing:-.03em; line-height:.92}
.hero h1 em{font-style:normal; color:var(--accent)}
.hero .lede{font-size:19px; color:var(--ink2); max-width:520px; margin:30px 0 34px; line-height:1.55}
.hero-cta{display:flex; gap:14px; flex-wrap:wrap}
/* ===== hero animated scene — dark "CRT screen" on the light museum page ===== */
.hero-vis{position:relative}
.stage{position:relative; width:100%; aspect-ratio:1/1; max-width:470px; margin:0 auto; border-radius:22px; overflow:hidden;
  background:radial-gradient(130% 120% at 50% 22%, #35281a 0%, #241a10 45%, #170f08 100%);
  border:1px solid #4a3620; box-shadow:0 34px 70px rgba(23,15,8,.4), inset 0 0 70px rgba(80,52,20,.45)}
.stage svg{position:absolute; inset:0; width:100%; height:100%; display:block}
.hud{position:absolute; left:16px; top:14px; right:16px; display:flex; justify-content:space-between; font-family:var(--pixel); font-size:11px; letter-spacing:.06em; z-index:2; pointer-events:none}
.hud .st{position:relative}
.hud .lab{position:absolute; left:0; top:0; white-space:nowrap}
.hud .g{position:relative; text-align:right}
.s-secure{color:var(--green-l)} .s-breach{color:#ff5a4d}
.hud .st .s-secure{animation:secureShow 13s infinite} .hud .st .s-breach{animation:breachShow 13s infinite}
.hud .g .s-secure{animation:secureShow 13s infinite} .hud .g .s-breach{animation:breachShow 13s infinite}
.redflash{position:absolute; inset:0; background:#ff3a24; opacity:0; z-index:1; animation:redflash 13s infinite; pointer-events:none}

.vault{animation:framePulse 13s infinite}
.lockbody{transform-box:fill-box; transform-origin:center; animation:lockfill 13s infinite}
.shackle{transform-box:fill-box; transform-origin:50% 100%; animation:shackleOpen 13s infinite, lockstroke 13s infinite}
.keyhole{animation:lockfillWhite 13s infinite}
.mini{transform-box:fill-box; transform-origin:center}
.mA{animation:miniDropA 13s infinite} .mB{animation:miniDropB 13s infinite}
.mini rect,.mini circle{animation:miniFlash 13s infinite}
.figure{animation:walkIn 13s infinite}
.keyglint{animation:keyGlint 13s infinite}
.leakcol{animation:leak 13s infinite} .leakcol.l2{animation:leak2 13s infinite}
.leakcol.l3{animation:leak3 13s infinite} .leakcol.l4{animation:leak4 13s infinite}
.glow{filter:drop-shadow(0 0 6px rgba(168,224,90,.75))}

@keyframes shackleOpen{0%,40%{transform:translateY(0)}50%,84%{transform:translateY(-26px)}94%,100%{transform:translateY(0)}}
@keyframes lockfill{0%,30%{fill:#A8E05A}40%,86%{fill:#ff4436}95%,100%{fill:#A8E05A}}
@keyframes lockstroke{0%,30%{stroke:#A8E05A}40%,86%{stroke:#ff4436}95%,100%{stroke:#A8E05A}}
@keyframes lockfillWhite{0%,30%{fill:#170f08}40%,86%{fill:#2a0a06}95%,100%{fill:#170f08}}
@keyframes framePulse{0%,30%{stroke:#c98a3a}44%,86%{stroke:#ff4436}95%,100%{stroke:#c98a3a}}
@keyframes miniFlash{0%,28%{fill:#A8E05A}33%,42%{fill:#ff4436}42.01%,100%{fill:#A8E05A}}
@keyframes miniDropA{0%,31%{transform:translateY(0) rotate(0);opacity:1}42%{transform:translateY(74px) rotate(38deg);opacity:0}90%{transform:translateY(74px);opacity:0}96%,100%{transform:translateY(0) rotate(0);opacity:1}}
@keyframes miniDropB{0%,35%{transform:translateY(0) rotate(0);opacity:1}47%{transform:translateY(80px) rotate(-42deg);opacity:0}90%{transform:translateY(80px);opacity:0}97%,100%{transform:translateY(0) rotate(0);opacity:1}}
@keyframes walkIn{0%{transform:translateX(-150px);opacity:0}7%{opacity:1}23%,40%{transform:translateX(0);opacity:1}55%{transform:translateX(-26px);opacity:0}100%{transform:translateX(-150px);opacity:0}}
@keyframes keyGlint{0%,26%{opacity:.4}30%{opacity:1}34%,100%{opacity:.4}}
@keyframes leak{0%,49%{opacity:0;transform:translateY(-16px)}55%{opacity:1}80%{opacity:1;transform:translateY(78px)}88%,100%{opacity:0;transform:translateY(96px)}}
@keyframes leak2{0%,52%{opacity:0;transform:translateY(-24px)}58%{opacity:1}82%{opacity:1;transform:translateY(88px)}90%,100%{opacity:0;transform:translateY(104px)}}
@keyframes leak3{0%,50%{opacity:0;transform:translateY(-30px)}56%{opacity:1}84%{opacity:1;transform:translateY(100px)}92%,100%{opacity:0;transform:translateY(120px)}}
@keyframes leak4{0%,54%{opacity:0;transform:translateY(-14px)}60%{opacity:1}86%{opacity:1;transform:translateY(82px)}94%,100%{opacity:0;transform:translateY(98px)}}
@keyframes secureShow{0%,30%{opacity:1}38%,90%{opacity:0}96%,100%{opacity:1}}
@keyframes breachShow{0%,38%{opacity:0}46%,86%{opacity:1}92%,100%{opacity:0}}
@keyframes redflash{0%,40%{opacity:0}44%{opacity:.28}54%{opacity:0}100%{opacity:0}}
.hero-meta{display:flex; gap:14px 34px; flex-wrap:wrap; margin-top:40px; padding-top:26px; border-top:1px solid var(--line)}
.hero-meta div{font-family:var(--disp)}
.hero-meta .n{font-size:30px; font-weight:700; letter-spacing:-.02em}
.hero-meta .l{font-size:12px; text-transform:uppercase; letter-spacing:.1em; color:var(--muted); margin-top:2px}
@media(max-width:900px){ .hero-grid{grid-template-columns:1fr} }

/* marquee */
.marq{border-top:2px solid var(--accent); border-bottom:2px solid var(--accent); overflow:hidden; margin-top:26px; background:var(--ink)}
.marq-track{display:flex; gap:0; white-space:nowrap; animation:scroll 26s linear infinite; will-change:transform}
.marq span{font-family:var(--pixel); font-weight:700; font-size:15px; text-transform:uppercase; letter-spacing:.12em;
  color:var(--cream,#F0E090); padding:13px 26px; display:inline-flex; align-items:center; gap:26px}
.marq span{color:#F0E090}
.marq span::after{content:'▸'; color:var(--accent); font-size:13px}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* section scaffold */
section.blk{padding:96px 0; border-bottom:1px solid var(--line)}
.sec-head{display:grid; grid-template-columns:auto 1fr; gap:22px; align-items:start; margin-bottom:52px}
.sec-num{font-family:var(--pixel); font-weight:700; font-size:14px; color:var(--accent); padding:3px 9px; border:2px solid var(--accent); border-radius:7px; align-self:start}
.sec-head h2{font-size:clamp(34px,5vw,60px); text-transform:uppercase; letter-spacing:-.025em; max-width:14ch}
.sec-head .sub{font-family:var(--body); font-size:18px; color:var(--ink2); max-width:60ch; margin-top:20px; letter-spacing:0; line-height:1.55; text-transform:none; font-weight:400}

/* program list */
.rows{border-top:1px solid var(--line2)}
.rw{display:grid; grid-template-columns:64px 1fr auto; gap:24px; align-items:center; padding:26px 8px;
  border-bottom:1px solid var(--line2); transition:padding-left .25s var(--ease), background .25s}
.rw:hover{padding-left:22px; background:var(--card)}
.rw .idx{font-family:var(--pixel); font-weight:700; font-size:18px; color:var(--muted)}
.rw:hover .idx{color:var(--accent)}
.rw h3{font-size:clamp(22px,2.6vw,30px); text-transform:uppercase; letter-spacing:-.02em}
.rw p{color:var(--muted); font-size:14.5px; margin-top:6px; max-width:52ch}
.rw .badge{font-family:var(--pixel); font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.08em;
  color:var(--accent); border:1px solid var(--accent); border-radius:100px; padding:6px 14px; white-space:nowrap}
@media(max-width:700px){ .rw{grid-template-columns:40px 1fr; } .rw .badge{display:none} }

/* two-col who */
.two{display:grid; grid-template-columns:1fr 1fr; gap:24px}
.who{background:var(--card); border:1px solid var(--line2); padding:38px; border-radius:12px}
.who.b{background:var(--ink); color:#F0E090; border-color:var(--ink)}
.who .k{font-family:var(--pixel); font-size:12px; font-weight:700; text-transform:uppercase; letter-spacing:.12em; color:var(--accent-ink); margin-bottom:16px}
.who.b .k{color:var(--green-l)}
.who h3{font-size:28px; text-transform:uppercase; letter-spacing:-.02em; margin-bottom:20px}
.who.b h3{color:#fff}
.who ul{list-style:none; margin:0; padding:0}
.who li{display:flex; gap:12px; padding:12px 0; font-size:15px; border-top:1px solid var(--line)}
.who.b li{border-top-color:#3a2c1c; color:#EADFC6}
.who li::before{content:'▸'; color:var(--accent); font-family:var(--pixel); font-weight:700; flex:none}
@media(max-width:760px){ .two{grid-template-columns:1fr} }

/* agenda */
.ag{border-top:1px solid var(--line2)}
.ag .r{display:grid; grid-template-columns:120px 1fr; gap:24px; padding:22px 8px; border-bottom:1px solid var(--line2); align-items:baseline}
.ag .t{font-family:var(--pixel); font-weight:700; font-size:16px; color:var(--accent)}
.ag h3{font-size:20px; text-transform:uppercase; letter-spacing:-.01em; margin-bottom:4px}
.ag p{color:var(--muted); font-size:14.5px}

/* host */
.host{display:grid; grid-template-columns:.85fr 1.15fr; gap:48px; align-items:center}
.host-photo{width:100%; max-width:340px; height:auto; display:block; margin:0 auto;
  filter:drop-shadow(0 24px 40px rgba(32,24,16,.22))}
.certs{display:flex; justify-content:center; gap:20px; margin-top:22px; flex-wrap:wrap}
.cert{display:flex; flex-direction:column; align-items:center; gap:7px; transition:transform .2s var(--ease)}
.cert:hover{transform:translateY(-4px)}
.cert img{width:auto; height:58px; max-width:64px; display:block; object-fit:contain}
.cert span{font-family:var(--pixel); font-size:10.5px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--muted)}
.host h2{font-size:clamp(30px,4vw,50px); text-transform:uppercase; letter-spacing:-.025em; margin-bottom:20px}
.host .role{font-family:var(--pixel); color:var(--accent-ink); font-weight:700; text-transform:uppercase; letter-spacing:.1em; font-size:12px; margin-bottom:14px}
.host p{font-size:17px; color:var(--ink2); line-height:1.6; margin-bottom:16px; max-width:56ch}
.host .quote{font-family:var(--disp); font-size:22px; line-height:1.3; letter-spacing:-.01em; color:var(--ink); border-left:3px solid var(--accent); padding-left:20px; margin-top:24px}
@media(max-width:760px){ .host{grid-template-columns:1fr; gap:28px} .host-photo{max-width:260px} }

/* termine */
.dates{display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-left:1px solid var(--line2)}
.date{border:1px solid var(--line2); border-left:none; padding:32px 28px; transition:background .25s}
.date:hover{background:var(--ink); color:#F0E090}
.date .dow{font-family:var(--pixel); font-size:12px; text-transform:uppercase; letter-spacing:.12em; color:var(--muted)}
.date:hover .dow{color:#C9BE9E}
.date .big{font-family:var(--disp); font-weight:700; font-size:40px; letter-spacing:-.03em; margin:12px 0 4px; text-transform:uppercase}
.date .time{font-family:var(--pixel); color:var(--accent); font-weight:700; font-size:15px}
.date:hover .time{color:var(--green-l)}
.date .seats{font-size:13px; color:var(--muted); margin-top:14px; display:flex; align-items:center; gap:8px}
.date .seats::before{content:''; width:8px;height:8px;border-radius:50%; background:var(--green)}
.dates .empty{grid-column:1/-1; border:1px dashed var(--line2); padding:40px; text-align:center; color:var(--muted); font-family:var(--pixel); text-transform:uppercase; letter-spacing:.08em; font-size:14px}
@media(max-width:760px){ .dates{grid-template-columns:1fr; border-left:none} .date{border-left:1px solid var(--line2)} }

/* anmeldung */
.reg{max-width:720px; margin:0 auto; background:var(--card); border:1px solid var(--line2); padding:44px; border-radius:14px}
.reg .row{display:flex; gap:16px}.reg .row .f{flex:1}
.f{margin-bottom:18px}
label{display:block; font-family:var(--pixel); font-size:12px; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); margin-bottom:8px}
label .req{color:var(--accent)}
input[type=text],input[type=tel],input[type=email],select{
  width:100%; padding:14px; border-radius:8px; font-size:15px; font-family:var(--body);
  background:var(--paper); border:1px solid var(--line2); color:var(--ink); outline:none; transition:border-color .18s}
input:focus,select:focus{border-color:var(--accent)}
.consent{display:flex; gap:13px; align-items:flex-start; margin:6px 0; background:var(--paper); border:1px solid var(--line2); padding:16px; border-radius:8px}
.consent input{margin-top:2px; width:18px;height:18px; accent-color:var(--accent); flex:none}
.consent label{margin:0; font-family:var(--body); text-transform:none; letter-spacing:0; color:var(--ink); font-size:13.5px; line-height:1.5}
.fineprint{color:var(--muted); font-size:12px; line-height:1.55; margin:16px 0 22px}
.fineprint a{color:var(--accent-ink)}
.reg .btn-fill{width:100%; justify-content:center; padding:16px; font-size:16px; border-radius:10px}
@media(max-width:560px){ .reg{padding:26px} .reg .row{flex-direction:column; gap:0} }

/* footer */
footer{padding:70px 0 50px; background:var(--ink); color:#F0E090}
footer .foot-top h2{color:#fff}
.foot-top{display:flex; justify-content:space-between; align-items:flex-end; gap:30px; flex-wrap:wrap; margin-bottom:40px}
.foot-top h2{font-size:clamp(40px,7vw,90px); text-transform:uppercase; letter-spacing:-.03em; line-height:.9}
.foot-top h2 em{font-style:normal; color:var(--accent)}
.foot-meta{display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; padding-top:24px; border-top:1px solid #3a2c1c; font-size:13px; color:#C9BE9E}
.foot-meta a{color:#C9BE9E}
.foot-meta .disp{font-family:var(--pixel); text-transform:uppercase; letter-spacing:.08em; font-size:12px}
.foot-meta a:hover{color:var(--accent)}

/* scroll signal */
.signal{position:fixed; left:24px; top:92px; bottom:32px; width:16px; z-index:40; pointer-events:none}
.signal .lbl{position:absolute; top:-6px; left:14px; transform:rotate(90deg); transform-origin:left top;
  font-family:var(--pixel); font-size:10px; font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); white-space:nowrap}
.sig-line{position:absolute; left:7px; top:0; bottom:0; width:2px; background:linear-gradient(var(--line2) 0%, var(--line2) 60%, transparent)}
.sig-trail{position:absolute; left:7px; top:0; width:2px; height:0; background:linear-gradient(180deg,rgba(240,128,32,.15),var(--accent));
  box-shadow:0 0 10px rgba(240,128,32,.5); will-change:height}
.sig-dot{position:absolute; left:8px; top:0; will-change:transform}
.sig-core{position:absolute; left:-5.5px; top:-5.5px; width:11px;height:11px;border-radius:50%; background:var(--accent);
  box-shadow:0 0 0 4px rgba(240,128,32,.16), 0 0 16px rgba(240,128,32,.7)}
.sig-ping{position:absolute; left:-5.5px; top:-5.5px; width:11px;height:11px;border-radius:50%; border:2px solid var(--accent); animation:ping 1.9s var(--ease) infinite}
.sig-probe{position:absolute; left:-13px; top:-13px; width:26px;height:26px; border:1.5px dashed rgba(240,128,32,.55); border-radius:50%; animation:spin 4.5s linear infinite}
@keyframes ping{0%{transform:scale(1);opacity:.85}100%{transform:scale(3.4);opacity:0}}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:1100px){ .signal{display:none} }

/* reveal */
[data-reveal]{opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease)}
[data-reveal].in{opacity:1; transform:none}
.d1{transition-delay:.07s}.d2{transition-delay:.14s}.d3{transition-delay:.21s}.d4{transition-delay:.28s}.d5{transition-delay:.35s}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto}
  [data-reveal]{opacity:1!important;transform:none!important;transition:none!important}
  .marq-track,.stage *,.sig-dot,.sig-ping{animation:none!important}
  .s-breach,.redflash,.leakcol{opacity:0!important}
}