html,body{margin:0}img{max-width:100%}

@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(fonts/archivo-latin-wdth-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Archivo";font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(fonts/archivo-latin-ext-wdth-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Instrument Sans";font-style:normal;font-display:swap;font-weight:400;src:url(fonts/instrument-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-style:normal;font-display:swap;font-weight:500;src:url(fonts/instrument-sans-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-style:normal;font-display:swap;font-weight:600;src:url(fonts/instrument-sans-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-display:swap;font-weight:400;src:url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-display:swap;font-weight:500;src:url(fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}

/* Layout: a window frame as the organising idea. Hero = a mullioned window looking onto the Wendelstein; sections sit in a 12-col grid with hairline "frame" rules. */
:root{
  --bg:#fbfbfa; --fg:#111213; --muted:#5d6166; --line:#d9dbdc; --panel:#f1f2f1;
  --frame:#111213; --accent:#2f5d62; --sky-top:#cfe0e6; --sky-bottom:#eef3f2; --mount:#8fa4a8; --mount2:#b7c6c8;
  --display:"Archivo", "Arial Narrow", Arial, sans-serif;
  --body:"Instrument Sans", "Segoe UI", system-ui, sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#121415; --fg:#eceeed; --muted:#9aa1a3; --line:#2b2f31; --panel:#1a1d1f;
  --frame:#eceeed; --accent:#8fbcc0; --sky-top:#1d3440; --sky-bottom:#c9876a; --mount:#0f1a1f; --mount2:#26363d; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#121415; --fg:#eceeed; --muted:#9aa1a3; --line:#2b2f31; --panel:#1a1d1f;
  --frame:#eceeed; --accent:#8fbcc0; --sky-top:#1d3440; --sky-bottom:#c9876a; --mount:#0f1a1f; --mount2:#26363d; color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font:400 1rem/1.6 var(--body);-webkit-font-smoothing:antialiased}
.wrap{max-width:72rem;margin:0 auto;padding-inline:clamp(16px,4vw,40px)}
a{color:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
h1,h2,h3{font-family:var(--display);font-stretch:112%;text-wrap:balance;margin:0;letter-spacing:-.01em}
.eyebrow{font:500 .75rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* Header */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.85rem}
.logo{display:grid;gap:.15rem;text-decoration:none;line-height:1}
.logo b{font:800 1.05rem/1 var(--display);font-stretch:112%;letter-spacing:.06em;text-transform:uppercase}
.logo span{display:flex;align-items:center;gap:.5rem;font:600 .62rem/1 var(--display);font-stretch:112%;letter-spacing:.42em;text-transform:uppercase}
.logo span::before,.logo span::after{content:"";flex:1;height:1px;background:var(--fg)}
nav{display:flex;gap:1.5rem;font-size:.92rem}
nav a{text-decoration:none;color:var(--muted)}
nav a:hover{color:var(--fg)}
.call{font:500 .9rem/1 var(--mono);white-space:nowrap;padding:.6rem .9rem;border:1px solid var(--fg);text-decoration:none}
@media (max-width:860px){nav{display:none}}

/* Hero */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center;padding-block:clamp(2.5rem,6vw,5rem)}
.hero>*{min-width:0}
.hero h1{font-weight:800;font-size:clamp(2.2rem,5.2vw,3.9rem);line-height:1.02;margin-block:1rem 1.25rem}
.hero p.lead{font-size:1.15rem;color:var(--muted);max-width:34rem;margin:0 0 2rem}
.slogan{font-family:var(--display);font-stretch:112%;font-weight:500;font-size:1rem;letter-spacing:.02em;color:var(--accent);margin:0}
.ctas{display:flex;flex-wrap:wrap;gap:.75rem}
.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.95rem 1.3rem;font:600 .98rem/1 var(--body);text-decoration:none;border:1px solid var(--fg)}
.btn.solid{background:var(--fg);color:var(--bg)}
.btn.solid:hover{background:var(--accent);border-color:var(--accent)}
.btn.ghost:hover{background:var(--panel)}

/* Window illustration */
.window{position:relative;aspect-ratio:4/5;max-width:100%;border:clamp(10px,1.4vw,16px) solid var(--frame);background:var(--frame);display:grid;grid-template-columns:1fr 1fr;gap:clamp(8px,1.1vw,12px)}
.pane{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--sky-top),var(--sky-bottom))}
.pane svg{position:absolute;inset:auto 0 0 0;width:200%;height:62%}
.pane:nth-child(2) svg{left:-100%}
.pane::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 40%,rgba(255,255,255,.22) 48%,transparent 56%)}
.handle{position:absolute;right:calc(50% - 4px);top:48%;width:8px;height:44px;border-radius:4px;background:var(--bg);box-shadow:0 0 0 2px var(--frame);z-index:2}
.dim{position:absolute;left:0;right:0;bottom:-2.2rem;display:flex;align-items:center;gap:.6rem;font:400 .75rem/1 var(--mono);color:var(--muted)}
.dim::before,.dim::after{content:"";flex:1;height:1px;background:var(--line)}
.figure{position:relative;padding-bottom:2.6rem}

/* Facts strip */
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}
.facts div{padding:1.4rem 1.2rem;border-left:1px solid var(--line)}
.facts div:first-child{border-left:0;padding-left:0}
.facts strong{display:block;font:800 1.7rem/1.1 var(--display);font-stretch:112%;font-variant-numeric:tabular-nums}
.facts span{color:var(--muted);font-size:.9rem}
@media (max-width:760px){.facts{grid-template-columns:1fr 1fr}.facts div:nth-child(3){border-left:0;padding-left:0}.facts div:nth-child(n+3){border-top:1px solid var(--line)}}

section{padding-block:clamp(3.5rem,8vw,6rem)}
.head{display:grid;grid-template-columns:1fr 1.4fr;gap:2rem;align-items:end;margin-bottom:2.5rem}
.head h2{font-weight:700;font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1.08}
.head p{margin:0;color:var(--muted);max-width:38rem}
@media (max-width:760px){.head{grid-template-columns:1fr}}

/* Services */
.services{display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.svc{padding:1.6rem 1.4rem 1.8rem;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;gap:.55rem;align-content:start;text-decoration:none}
.svc:hover{background:var(--panel)}
.svc h3{font-weight:700;font-size:1.15rem}
.svc p{margin:0;color:var(--muted);font-size:.95rem}
.svc .tag{font:400 .72rem/1 var(--mono);color:var(--accent);letter-spacing:.06em}

/* Process (a real sequence, so numbers carry meaning) */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:s;list-style:none;margin:0;padding:0}
.steps li{position:relative;padding:1.4rem 1.2rem 0 0;border-top:2px solid var(--fg);counter-increment:s}
.steps li::before{content:counter(s);display:block;font:500 .8rem/1 var(--mono);color:var(--accent);margin-bottom:.9rem}
.steps h3{font-size:1.05rem;font-weight:700;margin-bottom:.4rem}
.steps p{margin:0;color:var(--muted);font-size:.93rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr;row-gap:2rem}}
@media (max-width:480px){.steps{grid-template-columns:1fr}}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.about>*{min-width:0}
.about p{color:var(--muted);margin:0 0 1rem;max-width:36rem}
.about ul{list-style:none;padding:0;margin:0;display:grid;gap:0;border-top:1px solid var(--line)}
.about li{display:flex;justify-content:space-between;gap:1rem;padding:.9rem 0;border-bottom:1px solid var(--line)}
.about li span:last-child{font-family:var(--mono);font-size:.88rem;color:var(--fg);text-align:right}
@media (max-width:760px){.about{grid-template-columns:1fr}}

/* References placeholder */
.refs{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.ref{aspect-ratio:4/3;max-width:100%;border:1px dashed var(--line);background:var(--panel);display:grid;place-items:end start;padding:1rem}
.ref span{font:400 .78rem/1.4 var(--mono);color:var(--muted)}
@media (max-width:760px){.refs{grid-template-columns:1fr}}

/* Contact */
.contact{background:var(--fg);color:var(--bg)}
.contact .eyebrow{color:color-mix(in srgb,var(--bg) 65%,var(--fg))}
.cgrid{display:grid;grid-template-columns:1.2fr 1fr;gap:3rem;align-items:end}
.cgrid>*{min-width:0}
.contact h2{font-weight:800;font-size:clamp(1.9rem,4vw,3rem);line-height:1.04;margin:.8rem 0 1rem}
.contact p{margin:0;opacity:.75;max-width:30rem}
.cinfo{display:grid;gap:1.1rem;font-size:1.05rem}
.cinfo div{display:grid;gap:.2rem;border-top:1px solid color-mix(in srgb,var(--bg) 25%,var(--fg));padding-top:.8rem}
.cinfo small{font:400 .72rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;opacity:.6}
.cinfo a,.cinfo span.v{font-family:var(--mono);text-decoration:none;user-select:all;overflow-wrap:anywhere}
@media (max-width:760px){.cgrid{grid-template-columns:1fr}}

footer{padding-block:1.6rem;font-size:.85rem;color:var(--muted)}
.fbar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem}
.fbar nav{display:flex;gap:1.2rem}

@media (max-width:860px){.hero{grid-template-columns:1fr}.figure{max-width:22rem;margin-inline:auto;width:100%}}
@media (prefers-reduced-motion:no-preference){.pane::after{animation:glint 9s ease-in-out infinite}@keyframes glint{0%,70%{transform:translateX(-40%)}100%{transform:translateX(40%)}}}

.legal{max-width:46rem;padding-block:clamp(2.5rem,6vw,4.5rem)}
.legal h1{font-weight:800;font-size:clamp(2rem,4.5vw,3rem);line-height:1.05;margin-bottom:2rem}
.legal h2{font-weight:700;font-size:1.15rem;margin:2.2rem 0 .6rem}
.legal p,.legal li{color:var(--fg);margin:0 0 .7rem}
.legal ul{padding-left:1.2rem;margin:0 0 .7rem}
.legal .muted{color:var(--muted);font-size:.9rem}