/* NICO HUA · IM BAU · r2 (2026-10-29) — Gleis-Marker „IM BAU“ */
:root{
  --bg:#070a0f;--bg2:#0d1117;--ink:#ebe6dc;--muted:#a7aab0;--accent:#cfb88f;--rule:rgba(235,230,220,.14);
  --sign:#f2c230;--sign-ink:#1a1405;
  --serif:"Bodoni 72",Didot,"Bodoni MT","Iowan Old Style",Baskerville,"Times New Roman",serif;
  --ui:Arial,Helvetica,sans-serif;
  --gutter:clamp(20px,4vw,64px);--stage:1180px;--ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--ui);overflow-x:hidden}
a{color:inherit}
h1,h2,h3{font-weight:400;margin:0}
.skip{position:absolute;left:12px;top:-60px;z-index:200;padding:14px 16px;min-height:44px;background:#0d1117;border:1px solid var(--accent);font:600 12px/1 var(--ui);letter-spacing:.08em;text-transform:uppercase;text-decoration:none}
.skip:focus{top:12px}
.ib-wrap{width:min(var(--stage),100%);margin:0 auto;padding:0 var(--gutter)}
.ib-sub{margin:14px 0 0;max-width:60ch;color:var(--muted);font-size:clamp(14px,1.1vw,16px)}

/* header */
.ib-nav{position:fixed;inset:0 0 auto 0;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:max(12px,env(safe-area-inset-top)) var(--gutter) 12px;background:linear-gradient(180deg,rgba(7,10,15,.85),rgba(7,10,15,0));transition:background .4s ease}
.ib-nav.solid{background:rgba(7,10,15,.9);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.ib-brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;text-decoration:none;font:400 15px/1 var(--serif);letter-spacing:.14em}
.ib-brand img{width:32px;height:32px;filter:brightness(1.25)}
.ib-brand small{display:block;margin-top:5px;font:500 9px/1 var(--ui);letter-spacing:.22em;color:var(--muted)}
.ib-back{font:500 11px/1 var(--ui);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;color:var(--muted);min-height:44px;display:inline-flex;align-items:center;gap:8px}
.ib-back:hover{color:var(--ink)}.ib-back b{font-weight:400;color:var(--accent)}

/* hero */
.ib-hero{position:relative;min-height:100svh;min-height:100dvh;display:grid;align-items:center;padding:120px 0 90px;overflow:hidden;isolation:isolate}
.ib-scaffold{position:absolute;inset:0;width:100%;height:100%;z-index:-1;fill:none;stroke:rgba(235,230,220,.08);stroke-width:1}
.ib-scaffold .s2{stroke:rgba(242,194,48,.14)}
.ib-scaffold g{animation:drift 60s linear infinite alternate}
.ib-scaffold .s2{animation-duration:90s;animation-direction:alternate-reverse}
@keyframes drift{from{transform:translate(0,0)}to{transform:translate(-40px,18px)}}
.ib-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(70% 60% at 30% 40%,rgba(13,17,23,.0),rgba(7,10,15,.85) 100%)}
.ib-sign{display:inline-flex;align-items:center;gap:12px;margin:0 0 28px;padding:8px 14px 8px 8px;background:var(--sign);color:var(--sign-ink);font:700 10px/1 var(--ui);letter-spacing:.22em;transform:rotate(-1.2deg)}
.ib-sign .stripe{width:22px;height:14px;background:repeating-linear-gradient(135deg,var(--sign-ink) 0 4px,var(--sign) 4px 8px)}
.ib-hero h1{font:400 clamp(52px,9vw,136px)/.95 var(--serif);letter-spacing:-.02em;max-width:9ch}
.ib-lead{margin:26px 0 0;max-width:44ch;font-size:clamp(16px,1.3vw,20px);line-height:1.55;color:rgba(235,230,220,.86)}
.ib-stats{display:grid;grid-template-columns:repeat(3,auto);gap:clamp(24px,5vw,72px);margin:52px 0 0;padding:22px 0 0;border-top:1px solid var(--rule);width:fit-content}
.ib-stats dt{font:500 10px/1 var(--ui);letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.ib-stats dd{margin:10px 0 0;font:400 clamp(28px,3vw,44px)/1 var(--serif);font-variant-numeric:tabular-nums}
.ib-hint{position:absolute;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));translate:-50% 0;display:flex;flex-direction:column;align-items:center;gap:10px;min-height:44px;font:500 10px/1 var(--ui);letter-spacing:.2em;text-transform:uppercase;text-decoration:none;color:var(--muted)}
.ib-hint span{width:1px;height:28px;background:linear-gradient(180deg,var(--sign),transparent);animation:hint 2.2s var(--ease) infinite}
@keyframes hint{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* sections */
section:not(.ib-hero){padding:clamp(72px,11vh,130px) 0;border-top:1px solid var(--rule);content-visibility:auto;contain-intrinsic-size:auto 800px}
section h2{font:400 clamp(34px,4.6vw,66px)/1.02 var(--serif);letter-spacing:-.015em}

/* maus cards */
.ib-cards{list-style:none;margin:40px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule)}
.ib-cards li{background:var(--bg);padding:28px 24px 30px}
.ib-cards svg{width:56px;height:56px;fill:none;stroke:var(--sign);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:22px}
.ib-cards h3{font:400 22px/1.2 var(--serif);margin-bottom:10px}
.ib-cards p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.6}

/* project cards */
.ib-sites__head{display:flex;align-items:end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ib-phases{margin:0;font:500 10px/1.6 var(--ui);letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.ib-phases i{font-style:normal;color:var(--sign);padding:0 6px}
.ib-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(14px,2vw,28px);margin-top:40px}
.ib-site{grid-column:span 6;display:grid;grid-template-rows:auto 1fr;border:1px solid var(--rule);background:var(--bg2);overflow:hidden}
.ib-site__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#02040a}
.ib-site__media img{display:block;width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform 1.4s var(--ease)}
.ib-site:hover .ib-site__media img{transform:scale(1.07)}
.ib-chip{position:absolute;left:14px;top:14px;padding:7px 10px;background:var(--sign);color:var(--sign-ink);font:700 10px/1 var(--ui);letter-spacing:.18em;text-transform:uppercase}
.ib-chip.live{background:#8fd3a0}
.ib-marker{display:inline-flex;align-items:center;gap:8px;padding:6px 10px 6px 8px;background:var(--sign);color:var(--sign-ink);font:800 10px/1 var(--ui);letter-spacing:.22em;text-transform:uppercase;white-space:nowrap}
.ib-marker::before{content:"";width:14px;height:10px;background:repeating-linear-gradient(135deg,var(--sign-ink) 0 3px,var(--sign) 3px 6px)}
.ib-marker--media{position:absolute;right:14px;top:14px;transform:rotate(-1.5deg);box-shadow:0 6px 18px rgba(0,0,0,.45)}
.ib-marker[hidden]{display:none}
.ib-track.has-marker::after{content:"";width:8px;height:8px;background:var(--sign);border-radius:50%}
.ib-legend{margin:18px 0 0;color:var(--muted);font-size:13.5px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ib-site__body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:14px}
.ib-site h3{font:400 clamp(26px,2.4vw,36px)/1.05 var(--serif)}
.ib-site p{margin:0;color:var(--muted);font-size:14.5px}
.ib-tracks{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}
.ib-track{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border:1px solid var(--rule);background:transparent;color:var(--ink);font:500 11px/1 var(--ui);letter-spacing:.12em;text-transform:uppercase;cursor:pointer}
.ib-track[aria-pressed="true"]{border-color:var(--sign);color:var(--sign)}
.ib-track:focus-visible,.ib-button:focus-visible,.ib-more:focus-visible,.ib-filter button:focus-visible{outline:2px solid var(--sign);outline-offset:4px}
.ib-track__note{font-size:13px;color:var(--muted);min-height:2.6em}
.ib-phase{display:flex;gap:4px;margin-top:2px}
.ib-phase i{flex:1;height:3px;background:rgba(235,230,220,.14)}
.ib-phase i.on{background:var(--sign)}
.ib-phase i.live{background:#8fd3a0}
.ib-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.ib-button{position:relative;display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:50px;padding:0 20px;border:1px solid rgba(207,184,143,.45);color:var(--ink);text-decoration:none;font:600 11.5px/1 var(--ui);letter-spacing:.16em;text-transform:uppercase;overflow:hidden;isolation:isolate;background:none;cursor:pointer}
.ib-button::before{content:"";position:absolute;inset:0;background:var(--accent);transform:scaleX(0);transition:transform .5s var(--ease);z-index:-1}
.ib-button:hover::before,.ib-button:focus-visible::before{transform:scaleX(1)}
.ib-button:hover,.ib-button:focus-visible{color:#0b0d10}
.ib-button b{font-weight:400}
.ib-button.ghost{border-color:var(--rule)}
.ib-button[aria-disabled="true"]{opacity:.45;pointer-events:none}

/* log */
.ib-log__head{display:flex;align-items:end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ib-filter{display:flex;gap:8px;flex-wrap:wrap}
.ib-filter button{min-height:44px;padding:0 14px;border:1px solid var(--rule);background:none;color:var(--muted);font:500 11px/1 var(--ui);letter-spacing:.12em;text-transform:uppercase;cursor:pointer}
.ib-filter button[aria-pressed="true"]{border-color:var(--sign);color:var(--ink)}
.ib-entries{list-style:none;margin:36px 0 0;padding:0;border-top:1px solid var(--rule)}
.ib-entry{display:grid;grid-template-columns:120px 150px 1fr auto;gap:20px;align-items:start;padding:20px 0;border-bottom:1px solid var(--rule)}
.ib-entry time{font:500 12px/1.5 var(--ui);letter-spacing:.08em;color:var(--muted);font-variant-numeric:tabular-nums}
.ib-entry .proj{font:400 17px/1.3 var(--serif)}
.ib-entry .proj small{display:block;margin-top:4px;font:500 10px/1 var(--ui);letter-spacing:.18em;text-transform:uppercase;color:var(--sign)}
.ib-entry .txt{margin:0;font-size:15px}
.ib-entry .txt em{display:block;font-style:normal;color:var(--muted);margin-top:4px;font-size:14px}
.ib-entry .run{min-height:44px;display:inline-flex;align-items:center;font:500 10.5px/1 var(--ui);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);text-decoration:none;white-space:nowrap}
.ib-entry .run:hover{color:var(--ink)}
.ib-more{margin-top:20px;min-height:44px;padding:0 18px;border:1px solid var(--rule);background:none;color:var(--ink);font:500 11px/1 var(--ui);letter-spacing:.12em;text-transform:uppercase;cursor:pointer}

/* limits */
.ib-limit{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,4vw,64px);padding:34px 0;border-bottom:1px solid var(--rule);align-items:start}
.ib-limit h3{font:400 clamp(24px,2.4vw,34px)/1.1 var(--serif)}
.ib-limit p{margin:12px 0 0;color:var(--muted);font-size:15px;max-width:48ch}
.ib-meters{display:grid;gap:14px}
.ib-meter{display:grid;grid-template-columns:150px 1fr 90px;gap:14px;align-items:center;font:500 11px/1.4 var(--ui);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ib-meter .bar{height:6px;background:rgba(235,230,220,.12);position:relative;overflow:hidden}
.ib-meter .bar i{position:absolute;inset:0 auto 0 0;width:var(--w,0%);background:var(--sign);transition:width 1.2s var(--ease)}
.ib-meter .bar i.good{background:#8fd3a0}
.ib-meter .val{text-align:right;color:var(--ink);font-variant-numeric:tabular-nums}
.ib-meter .val.na{color:var(--muted)}

/* clips */
.ib-cliplist{list-style:none;margin:40px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2vw,28px)}
.ib-clip__frame{position:relative;aspect-ratio:16/9;overflow:hidden;border:1px solid var(--rule);background:#0b1017}
.ib-clip__frame img{display:block;width:100%;height:100%;object-fit:cover;filter:saturate(.8) brightness(.85)}
.ib-clip__frame--sketch{display:grid;place-items:center}
.ib-clip__frame svg{width:80%;height:80%;fill:none;stroke:var(--sign);stroke-width:1.5;stroke-linecap:round}
.ib-clip__frame svg text{fill:var(--sign);stroke:none;font-family:var(--ui)}
.ib-clip__frame .ib-chip{top:12px;left:12px}
.ib-cliplist h3{font:400 21px/1.25 var(--serif);margin:18px 0 8px}
.ib-cliplist p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.6}

/* cta + foot */
.ib-cta .ib-wrap{display:grid;grid-template-columns:minmax(0,8fr) auto;align-items:center;gap:32px}
.ib-cta h2{font-size:clamp(28px,3.6vw,52px)}
.ib-foot{border-top:1px solid var(--rule);padding:26px 0 calc(26px + env(safe-area-inset-bottom))}
.ib-foot .ib-wrap{display:flex;justify-content:space-between;gap:16px 28px;flex-wrap:wrap;font:500 10px/1.4 var(--ui);letter-spacing:.2em;color:var(--muted)}
.ib-foot nav{display:flex;gap:22px;flex-wrap:wrap}
.ib-foot a{text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.ib-foot a:hover{color:var(--ink)}

/* reveal */
.reveal{opacity:0;translate:0 18px;transition:opacity .7s var(--ease),translate .9s var(--ease)}
.reveal.in{opacity:1;translate:0 0}
@supports (animation-timeline: view()){
  .reveal{animation:rv linear both;animation-timeline:view();animation-range:entry 0% entry 40%;transition:none;opacity:1;translate:none}
  @keyframes rv{from{opacity:0;translate:0 18px}to{opacity:1;translate:0 0}}
}
@view-transition{navigation:auto}

/* mobile */
@media (max-width:900px){
  .ib-cards{grid-template-columns:1fr 1fr}
  .ib-site{grid-column:span 12}
  .ib-cliplist{grid-template-columns:1fr}
  .ib-limit{grid-template-columns:1fr}
  .ib-entry{grid-template-columns:1fr;gap:6px}
  .ib-entry .run{min-height:44px}
}
@media (max-width:640px){
  :root{--gutter:16px}
  .ib-hero{padding:110px 0 80px}
  .ib-hero h1{font-size:clamp(44px,13vw,64px)}
  .ib-stats{grid-template-columns:1fr 1fr;gap:18px 28px;width:100%}
  .ib-cards{grid-template-columns:1fr}
  .ib-cards li{padding:22px 18px}
  .ib-meter{grid-template-columns:1fr;gap:6px}
  .ib-meter .val{text-align:left}
  .ib-cta .ib-wrap{grid-template-columns:1fr}
  .ib-button{width:100%}
  .ib-track{flex:1 1 auto;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  .ib-scaffold g,.ib-hint span{animation:none}
  .reveal{opacity:1;translate:none;transition:none;animation:none}
  .ib-site__media img{transition:none}
}