/* Lechvan – Built for Adventure
   Layout: Hero mit Bergsee und gespiegeltem Logo → dunkle Sektionen von Wasser über Holz zu Wald. */

/* Layout: full-bleed alpine lake hero with mirrored wordmark → editorial dark sections that move from water to wood to forest. */
:root{
  --ink:#0a1317;          /* alpine night */
  --deep:#102026;         /* lake depth */
  --glacier:#dbe6ea;      /* primary text */
  --mist:#93a8b1;         /* secondary text */
  --ice:#86e6f0;          /* ice blue, glacier light */
  --line:rgba(219,230,234,.14);
  --f-display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --f-body:"Hanken Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gutter:clamp(16px,4vw,56px);
  --max:1320px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--glacier);font-family:var(--f-body);font-size:17px;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--ice);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ice);display:inline-flex;align-items:center;gap:12px}
/* .eyebrow::before{content:"";width:28px;height:1px;background:currentColor} */
h1,h2,h3{font-family:var(--f-display);font-stretch:118%;font-style:italic;font-weight:800;line-height:.98;letter-spacing:-.01em;text-wrap:balance;margin:0}
h2{font-size:clamp(36px,5.6vw,80px)}
h3{font-size:clamp(20px,1.7vw,24px);font-stretch:112%}
p{margin:0}
.lead{font-size:clamp(17px,1.35vw,20px);color:var(--mist);max-width:56ch}

/* grain */
body::after{content:"";position:fixed;inset:-50%;pointer-events:none;z-index:100;opacity:.06;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation:grain 1.2s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}60%{transform:translate(-2%,-1%)}80%{transform:translate(3%,3%)}100%{transform:translate(0,0)}}

/* ---------- NAV ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;padding-top:env(safe-area-inset-top,0px);transition:background .4s,backdrop-filter .4s,border-color .4s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(10,19,23,.72);backdrop-filter:blur(14px) saturate(1.2);-webkit-backdrop-filter:blur(14px) saturate(1.2);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--glacier)}
.nav-logo svg{height:20px;width:auto}
.nav-links{display:flex;gap:30px;list-style:none;margin:0;padding:0;font-size:14px;font-weight:500}
.nav-links a{text-decoration:none;color:var(--mist);transition:color .2s;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:var(--ice);transform:scaleX(0);transform-origin:right;transition:transform .35s}
.nav-links a:hover{color:var(--glacier)}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-body);font-weight:600;font-size:14px;letter-spacing:.02em;text-decoration:none;padding:13px 22px;border-radius:999px;border:1px solid var(--glacier);color:var(--ink);background:var(--glacier);cursor:pointer;transition:background .25s,color .25s,border-color .25s,transform .25s}
.btn:hover{background:var(--ice);border-color:var(--ice);color:var(--ink)}
.btn .arr{transition:transform .3s}
.btn:hover .arr{transform:translateX(4px)}
.btn.ghost{background:transparent;color:var(--glacier);border-color:rgba(219,230,234,.4)}
.btn.ghost:hover{border-color:var(--glacier);background:rgba(219,230,234,.08);color:var(--glacier)}
.burger{display:none;background:none;border:0;color:var(--glacier);padding:8px;cursor:pointer}
@media (max-width:900px){
  .nav-links{display:none}
  .nav .btn{display:none}
  .burger{display:block}
  .nav.open .nav-links{display:flex;flex-direction:column;position:absolute;top:72px;left:0;right:0;padding:24px var(--gutter) 32px;background:rgba(10,19,23,.96);border-bottom:1px solid var(--line);gap:20px;font-size:18px}
}

/* ---------- HERO ---------- */
.hero{position:relative;height:clamp(600px,96vh,980px);overflow:hidden;isolation:isolate}
.hero-layer{position:absolute;inset:0;will-change:transform}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 50%;transform:scale(1.08);animation:heroIn 2.6s cubic-bezier(.2,.7,.1,1) both;filter:saturate(.9)}
@keyframes heroIn{from{transform:scale(1.22);filter:saturate(.4) brightness(.6) blur(6px)}to{transform:scale(1.08);filter:saturate(.9)}}
.hero-mist{position:absolute;left:-20%;right:-20%;top:calc(var(--horizon,45%) - 70px);height:140px;pointer-events:none;
  background:radial-gradient(ellipse at 30% 50%,rgba(220,232,236,.32),transparent 60%),radial-gradient(ellipse at 75% 50%,rgba(220,232,236,.22),transparent 55%);
  filter:blur(18px);animation:drift 22s ease-in-out infinite alternate}
@keyframes drift{from{transform:translateX(-6%)}to{transform:translateX(6%)}}
.hero-logo{position:absolute;left:50%;top:var(--horizon,45%);width:min(80vw,1060px);transform:translate(-50%,-50%);color:#fff;overflow:visible}
.hero-logo .ltr{transform-box:fill-box;transform-origin:50% 100%;animation:ltrIn 1.1s cubic-bezier(.16,.84,.24,1) both;animation-delay:calc(.5s + var(--i) * .09s)}
@keyframes ltrIn{from{opacity:0;transform:translate(-40px,0) skewX(-18deg) scaleX(.6);filter:blur(8px)}to{opacity:1;transform:none;filter:blur(0)}}
.hero-logo .tag{animation:fadeUp 1s ease both 1.45s}
.hero-logo .rule{transform-box:fill-box;animation:ruleIn 1.1s cubic-bezier(.7,0,.2,1) both 1.3s}
.hero-logo .rule.l{transform-origin:100% 50%}
.hero-logo .rule.r{transform-origin:0 50%}
@keyframes ruleIn{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.hero-logo .refl{opacity:.42;animation:reflIn 2s ease both 1.2s}
@keyframes reflIn{from{opacity:0}to{opacity:.42}}
.hero-shade{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(10,19,23,.7) 0%,rgba(10,19,23,.25) 14%,transparent 26%,transparent 55%,rgba(10,19,23,.55) 80%,var(--ink) 100%)}
.hero-foot{position:absolute;left:0;right:0;bottom:0;padding-bottom:clamp(28px,5vh,56px)}
.hero-foot .wrap{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.hero-foot p{max-width:42ch;font-size:clamp(16px,1.3vw,19px);color:var(--glacier);animation:fadeUp 1s ease both 1.9s}
.hero-foot .cta{display:flex;gap:12px;flex-wrap:wrap;animation:fadeUp 1s ease both 2.05s}
.scroll-cue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);width:1px;height:46px;background:linear-gradient(var(--glacier),transparent);opacity:.5;overflow:hidden}
.scroll-cue::after{content:"";position:absolute;left:0;top:-50%;width:1px;height:50%;background:var(--ice);animation:cue 2s ease-in-out infinite}
@keyframes cue{to{top:110%}}
@media (max-width:700px){.scroll-cue{display:none}.hero-logo{width:90vw}}

/* ---------- MARQUEE ---------- */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding-block:18px;background:var(--ink)}
.marquee-track{display:flex;width:max-content;animation:marq 38s linear infinite}
.marquee span{font-family:var(--f-display);font-style:italic;font-weight:800;font-stretch:125%;font-size:clamp(28px,4vw,54px);line-height:1;white-space:nowrap;padding-right:.6em;color:transparent;-webkit-text-stroke:1px rgba(219,230,234,.45)}
.marquee span.fill{color:var(--glacier);-webkit-text-stroke:0}
.marquee span.dot{color:var(--ice);-webkit-text-stroke:0}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- MANIFEST ---------- */
.manifest{padding-block:clamp(90px,14vw,190px);position:relative}
.manifest-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,3fr);gap:clamp(24px,5vw,80px);align-items:start}
.manifest-text{font-family:var(--f-display);font-stretch:108%;font-weight:600;font-size:clamp(28px,3.6vw,54px);line-height:1.12;letter-spacing:-.015em;text-wrap:pretty}
.manifest-text .w{color:rgba(147,168,177,.6);transition:color .35s}
.manifest-text .w.on{color:var(--glacier)}
.manifest-text .w.hl.on{color:var(--ice);font-style:italic}
.badge{width:150px;height:150px;position:relative;color:var(--glacier);margin-top:8px}
.badge .ring{position:absolute;inset:0;animation:spin 24s linear infinite}
.badge .ring text{font-family:var(--f-mono);font-size:9.6px;letter-spacing:.28em;fill:var(--mist);text-transform:uppercase}
.badge .core{position:absolute;inset:34px}
@keyframes spin{to{transform:rotate(360deg)}}
@media (max-width:800px){.manifest-grid{grid-template-columns:1fr}.badge{width:120px;height:120px}.badge .core{inset:27px}}

/* ---------- BUILD / HOTSPOTS ---------- */
.build{padding-block:clamp(60px,9vw,120px);background:linear-gradient(180deg,var(--ink),var(--deep) 30%,var(--deep) 70%,var(--ink))}
.build-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap;margin-bottom:clamp(32px,4vw,56px)}
.build-head > div:first-child{display:grid;gap:18px;min-width:0}
.tabs{display:flex;gap:6px;padding:5px;border:1px solid var(--line);border-radius:999px}
.tab{font:500 13px/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mist);background:none;border:0;padding:11px 18px;border-radius:999px;cursor:pointer;transition:background .3s,color .3s}
.tab[aria-selected="true"]{background:var(--glacier);color:var(--ink)}
.stage{position:relative;border-radius:6px;overflow:hidden;aspect-ratio:1598/1200;max-height:82vh;width:100%;background:#000;max-width:100%}
.stage-img{position:absolute;inset:0;opacity:0;transform:scale(1.04);transition:opacity .8s ease,transform 1.4s cubic-bezier(.2,.7,.1,1)}
.stage-img.active{opacity:1;transform:none}
.stage-img img{width:100%;height:100%;object-fit:cover}
.hs{position:absolute;left:var(--x);top:var(--y);transform:translate(-50%,-50%);width:34px;height:34px;border-radius:50%;border:0;padding:0;cursor:pointer;background:var(--ice);color:var(--ink);font:600 16px/1 var(--f-mono);display:grid;place-items:center;box-shadow:0 0 0 0 rgba(134,230,240,.6);animation:pulse 2.4s infinite;transition:transform .25s}
.hs:hover,.hs[aria-expanded="true"]{transform:translate(-50%,-50%) scale(1.15)}
.hs span{transition:transform .3s;display:block}
.hs[aria-expanded="true"] span{transform:rotate(45deg)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(134,230,240,.55)}70%{box-shadow:0 0 0 16px rgba(134,230,240,0)}100%{box-shadow:0 0 0 0 rgba(134,230,240,0)}}
.pop{position:absolute;z-index:3;width:min(280px,70%);padding:18px 20px;background:rgba(10,19,23,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:6px;pointer-events:none;opacity:0;transform:translateY(8px);transition:opacity .3s,transform .3s}
.pop.show{opacity:1;transform:none;pointer-events:auto}
.pop b{display:block;font-family:var(--f-display);font-style:italic;font-stretch:115%;font-size:18px;margin-bottom:6px}
.pop small{display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ice);margin-bottom:10px}
.pop p{font-size:14px;color:var(--mist);line-height:1.5}
.stage-cap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:16px;font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--mist)}
@media (max-width:600px){.hs{width:28px;height:28px;font-size:14px}}

/* ---------- SERVICES ---------- */
.services{padding-block:clamp(80px,11vw,160px)}
.services-head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(24px,5vw,80px);align-items:end;margin-bottom:clamp(40px,6vw,80px)}
.services-head > *{min-width:0}
.svc-list{border-top:1px solid var(--line)}
.svc{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1.5fr) minmax(0,1fr) 40px;gap:24px;align-items:center;padding-block:28px;border-bottom:1px solid var(--line);position:relative;cursor:default;isolation:isolate}
.svc::before{content:"";position:absolute;inset:0 calc(var(--gutter) * -1);background:linear-gradient(90deg,rgba(134,230,240,.10),transparent 70%);opacity:0;transition:opacity .4s;z-index:-1}
.svc:hover::before{opacity:1}
.svc h3{transition:transform .45s cubic-bezier(.2,.8,.2,1)}
.svc:hover h3{transform:translateX(14px)}
.svc p{color:var(--mist);font-size:15.5px}
.svc .spec{font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;color:var(--glacier);opacity:.75}
.svc .go{display:none; width:40px;height:40px;border-radius:50%;border:1px solid var(--line);place-items:center;transition:background .3s,border-color .3s,transform .45s}
.svc:hover .go{display:none; background:var(--ice);border-color:var(--ice);color:var(--ink);transform:rotate(-45deg)}
@media (max-width:900px){.services-head{grid-template-columns:1fr}.svc{grid-template-columns:minmax(0,1fr) 40px;gap:10px 16px}.svc p,.svc .spec{grid-column:1}.svc .go{grid-row:1;grid-column:2}}

/* ---------- ELEMENTS ---------- */
.elements{padding-block:clamp(60px,8vw,120px)}
.elements-head{margin-bottom:clamp(32px,4vw,56px);display:grid;gap:18px}
.panels{display:flex;gap:10px;height:clamp(440px,62vh,620px)}
.panel{position:relative;flex:1;min-width:0;border-radius:6px;overflow:hidden;cursor:pointer;transition:flex 0.9s cubic-bezier(.7,0,.2,1);outline-offset:4px}
.panel.active{flex:4.2}
.panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.12);transition:transform 1.4s cubic-bezier(.2,.7,.1,1),filter .9s}
.panel:not(.active) img{filter:saturate(.35) brightness(.55)}
.panel.active img{transform:scale(1)}
.panel::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(10,19,23,.85))}
.panel-label{position:absolute;left:22px;bottom:22px;right:22px;z-index:2;display:grid;gap:12px}
.panel-label .k{font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ice)}
.panel-label h3{font-size:clamp(24px,2.6vw,40px);white-space:nowrap}
.panel-label p{max-width:44ch;color:var(--glacier);font-size:15px;opacity:0;transform:translateY(10px);transition:opacity .5s,transform .5s;transition-delay:0s}
.panel.active .panel-label p{opacity:.9;transform:none;transition-delay:.45s}
.panel:not(.active) .panel-label h3{writing-mode:vertical-rl;transform:rotate(180deg);font-size:clamp(20px,2vw,30px)}
.panel:not(.active) .panel-label .k{display:none}
@media (max-width:800px){
  .panels{flex-direction:column;height:auto}
  .panel{flex:none;height:96px;transition:height .8s cubic-bezier(.7,0,.2,1)}
  .panel.active{flex:none;height:380px}
  .panel:not(.active) .panel-label h3{writing-mode:horizontal-tb;transform:none}
}

/* ---------- PROCESS ---------- */
.process{padding-block:clamp(80px,11vw,160px);position:relative}
.process-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:clamp(32px,6vw,100px)}
.process-sticky{position:sticky;top:120px;align-self:start;display:grid;gap:22px}
.steps{position:relative;list-style:none;margin:0;padding:0 0 0 56px;display:grid;gap:clamp(48px,7vw,96px)}
.steps::before{content:"";position:absolute;left:15px;top:8px;bottom:8px;width:1px;background:var(--line)}
.steps .bar{position:absolute;left:15px;top:8px;width:1px;height:calc((100% - 16px) * var(--p,0));background:var(--ice);box-shadow:0 0 12px rgba(134,230,240,.6)}
.step{position:relative;display:grid;gap:12px}
.step .n{position:absolute;left:-56px;top:-2px;width:31px;height:31px;border-radius:50%;border:1px solid var(--line);background:var(--ink);display:grid;place-items:center;font:500 12px/1 var(--f-mono);color:var(--mist);transition:all .4s}
.step.on .n{background:var(--ice);border-color:var(--ice);color:var(--ink)}
.step .meta{font-family:var(--f-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--mist)}
.step h3{font-size:clamp(26px,2.6vw,38px)}
.step p{color:var(--mist);max-width:52ch}
@media (max-width:900px){.process-grid{grid-template-columns:1fr}.process-sticky{position:static}}

/* ---------- CONTACT ---------- */
.contact{position:relative;padding-block:clamp(90px,12vw,170px);overflow:hidden;isolation:isolate}
.contact-bg{position:absolute;inset:-10% 0;z-index:-2}
.contact-bg img{width:100%;height:100%;object-fit:cover;filter:saturate(.75) brightness(.55)}
.contact::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,var(--ink) 0%,rgba(10,19,23,.55) 25%,rgba(10,19,23,.6) 75%,var(--ink) 100%)}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(40px,6vw,100px);align-items:start}
.contact-grid > div:first-child{display:grid;gap:24px}
form{display:grid;gap:18px;padding:clamp(24px,3vw,40px);background:rgba(10,19,23,.62);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:8px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:8px;min-width:0}
label{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--mist)}
input,select,textarea{width:100%;font:inherit;font-size:16px;color:var(--glacier);background:transparent;border:0;border-bottom:1px solid rgba(219,230,234,.25);padding:10px 0;border-radius:0;transition:border-color .3s}
select option{background:var(--deep)}
textarea{resize:vertical;min-height:96px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ice)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 13px/1 var(--f-body);padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:none;color:var(--mist);cursor:pointer;transition:all .25s}
.chip[aria-pressed="true"]{background:var(--glacier);color:var(--ink);border-color:var(--glacier)}
.form-note{font-size:14px;color:var(--ice);min-height:1.4em}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:520px){.row{grid-template-columns:1fr}}

/* ---------- FOOTER ---------- */
footer{padding-block:clamp(60px,8vw,100px) 36px;border-top:1px solid var(--line)}
.foot-mark{color:transparent;width:100%;height:auto;margin-bottom:clamp(40px,6vw,80px)}
.foot-mark path{fill:transparent;stroke:rgba(219,230,234,.35);stroke-width:.6;transition:fill .6s}
.foot-mark:hover path{fill:rgba(219,230,234,.08)}
.foot-row{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;font-size:14px;color:var(--mist)}
.foot-row nav{display:flex;gap:24px;flex-wrap:wrap}
.foot-row a{text-decoration:none}
.foot-row a:hover{color:var(--glacier)}

/* scroll-driven reveal, progressive: resting state is fully visible */
@supports (animation-timeline:view()){
  .reveal{animation:rev linear both;animation-timeline:view();animation-range:entry 0% entry 55%}
  @keyframes rev{from{opacity:0;transform:translateY(48px)}to{opacity:1;transform:none}}
  .zoom img{animation:zoomOut linear both;animation-timeline:view();animation-range:entry 0% cover 60%}
  @keyframes zoomOut{from{transform:scale(1.25)}to{transform:scale(1)}}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}