/* Deutsche Tech Ventures — Kursbuch
   One stylesheet for every page. Do not edit unless you know CSS. */

/* ---- Self-hosted fonts (no third-party CDN, GDPR-clean) ---- */
@font-face{font-family:'Archivo';font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;src:url('fonts/archivo-latin-ext.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:'Archivo';font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;src:url('fonts/archivo-latin.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;}

:root{
  --ink:#1A1F24;
  --ink-2:#232A31;
  --signal:#FF6A00;
  --chalk:#EFEDE8;
  --steel:#8A949C;
  --body:#C3C9CE;
  --hairline:rgba(239,237,232,.14);
  --measure:56ch;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ink);color:var(--chalk);
  font-family:Archivo,system-ui,-apple-system,sans-serif;
  font-size:17px;line-height:1.56;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-head{padding:24px 0;border-bottom:1px solid var(--hairline)}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap}
.plate{display:inline-flex;align-items:stretch;border:3px solid var(--chalk);text-decoration:none}
.plate .abbr{background:var(--signal);color:var(--ink);font-weight:700;font-size:24px;font-stretch:110%;letter-spacing:.02em;padding:9px 13px;line-height:1;display:flex;align-items:center}
.plate .full{padding:9px 15px;display:flex;flex-direction:column;justify-content:center;gap:3px}
.plate .full b{font-weight:600;font-size:13px;letter-spacing:.15em;line-height:1}
.plate .full span{font-size:9.5px;letter-spacing:.24em;color:var(--steel)}
.nav{display:flex;gap:26px;font-size:15px}
.nav a{text-decoration:none;color:var(--steel);padding:4px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{color:var(--chalk);border-bottom-color:var(--signal)}
.nav a:focus-visible,.plate:focus-visible,.btn:focus-visible{outline:2px solid var(--signal);outline-offset:3px}

/* ---------- type ---------- */
h1,h2,h3{font-family:Archivo,system-ui,sans-serif;font-weight:700;line-height:.99;letter-spacing:-.025em}
h1{font-size:clamp(38px,6.4vw,78px);font-stretch:106%}
h2{font-size:clamp(25px,3.6vw,44px)}
h3{font-size:21px;font-weight:600;letter-spacing:-.015em}
.signal{color:var(--signal)}
p{max-width:var(--measure)}
.lead{font-size:19.5px;color:var(--body)}
.muted{color:var(--steel)}
.small{font-size:13.5px}
.eyebrow{font-weight:700;font-size:13px;letter-spacing:.17em;color:var(--signal);margin-bottom:14px}

/* ---------- buttons ---------- */
.btn{display:inline-block;padding:15px 28px;font-weight:600;font-size:16px;text-decoration:none;background:var(--signal);color:var(--ink)}
.btn.ghost{background:none;color:var(--chalk);box-shadow:inset 0 0 0 2px var(--chalk)}
.btn-row{display:flex;gap:13px;flex-wrap:wrap;margin-top:32px}

/* ---------- hero ---------- */
.hero{padding:80px 0 0}
.hero.short{padding:62px 0 46px}
.hero h1{max-width:17ch}
.hero .lead{margin-top:26px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:end;padding:48px 0 70px}
.facts div{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-bottom:1px solid var(--hairline);font-size:15.5px}
.facts div span:first-child{color:var(--steel)}
.facts div span:last-child{font-weight:600}

/* ---------- sections ---------- */
section{padding:80px 0}
section.tight{padding:56px 0}
.rule{border-top:1px solid var(--hairline)}
.chamber{background:var(--ink-2);padding:78px 0;border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}

/* ---------- route diagram ---------- */
.route{margin-top:44px;overflow-x:auto}
.route svg{min-width:760px}

/* ---------- portfolio entries ---------- */
.entry{display:grid;grid-template-columns:160px 1fr;gap:32px;padding:30px 0;border-top:1px solid var(--hairline)}
.entry:last-of-type{border-bottom:1px solid var(--hairline)}
.tag{font-size:11.5px;letter-spacing:.13em;color:var(--ink);background:var(--signal);padding:6px 10px;align-self:start;font-weight:700;display:inline-block}
.tag.grey{background:var(--steel)}
.tag.line{background:none;color:var(--steel);box-shadow:inset 0 0 0 2px var(--steel)}
.entry h3{margin-bottom:9px}
.entry p{color:var(--body);font-size:16.5px;max-width:68ch}
.entry p + p{margin-top:12px}

/* ---------- columns ---------- */
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--hairline);margin-top:42px}
.col{background:var(--ink);padding:30px 26px 34px}
.col h3{margin-bottom:10px}
.col p{color:var(--body);font-size:15.5px;max-width:none}

/* ---------- key/value ---------- */
.rows{max-width:800px;margin-top:28px}
.row{display:flex;justify-content:space-between;gap:24px;padding:14px 0;border-bottom:1px solid var(--hairline);font-size:16.5px}
.row span:first-child{color:var(--steel)}
.row span:last-child{font-weight:600;text-align:right}

/* ---------- figures ---------- */
.figures{display:grid;grid-template-columns:repeat(4,1fr);margin-top:8px;border-top:3px solid var(--signal)}
.figures div{padding:22px 22px 24px 0;border-right:1px solid var(--hairline)}
.figures div:last-child{border-right:0}
.figures div:not(:first-child){padding-left:22px}
.figures b{display:block;font-size:clamp(38px,5.2vw,64px);font-weight:700;font-stretch:104%;line-height:.9;color:var(--chalk)}
.figures span{font-size:13px;color:var(--steel)}

/* ---------- lists ---------- */
.ticks{margin-top:24px;max-width:var(--measure);list-style:none}
.ticks li{padding:12px 0 12px 26px;border-bottom:1px solid var(--hairline);position:relative;color:var(--body)}
.ticks li::before{content:"";position:absolute;left:0;top:21px;width:12px;height:3px;background:var(--signal)}

/* ---------- prose ---------- */
.prose p{margin-top:20px;color:var(--body);font-size:17.5px}
.prose p:first-child{margin-top:0}
.prose h2{margin-top:54px}
.prose h3{margin-top:40px;font-size:20px}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--hairline);padding:50px 0 62px;margin-top:36px}
.foot-inner{display:flex;justify-content:space-between;gap:34px;flex-wrap:wrap;align-items:flex-start}
.foot-nav{display:flex;gap:22px;flex-wrap:wrap;font-size:14.5px}
.foot-nav a{color:var(--steel);text-decoration:none}
.foot-nav a:hover{color:var(--chalk)}
.foot-note{font-size:13.5px;color:var(--steel);max-width:48ch;margin-top:20px}


/* ---------- contact form ---------- */
.form{max-width:720px;margin-top:38px}
.field{margin-bottom:24px}
.field label{display:block;font-size:13px;letter-spacing:.09em;text-transform:uppercase;color:var(--steel);margin-bottom:9px;font-weight:600}
.field .hint{display:block;font-size:13.5px;color:var(--steel);margin-top:8px;text-transform:none;letter-spacing:0;font-weight:400}
.field input[type=text],.field input[type=email],.field textarea,.field select{
  width:100%;background:var(--ink-2);color:var(--chalk);
  border:2px solid rgba(239,237,232,.2);border-radius:0;
  padding:14px 16px;font-family:Archivo,system-ui,sans-serif;font-size:16px;line-height:1.5;
}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--signal)}
.field input::placeholder,.field textarea::placeholder{color:#6E767D}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.file-drop{border:2px dashed rgba(239,237,232,.3);padding:26px 20px;text-align:center;cursor:pointer;transition:border-color .2s}
.file-drop:hover{border-color:var(--signal)}
.file-drop input[type=file]{width:100%;color:var(--body);font-family:Archivo,sans-serif;font-size:15px}
.consent{display:flex;gap:13px;align-items:flex-start;font-size:15px;color:var(--body);line-height:1.55}
.consent input[type=checkbox]{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--signal)}
.consent a{color:var(--signal)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form button{
  background:var(--signal);color:var(--ink);border:0;border-radius:0;
  padding:16px 34px;font-family:Archivo,sans-serif;font-weight:700;font-size:16px;cursor:pointer;
}
.form button:hover{background:#FF7F26}
.notice{padding:20px 22px;border-left:4px solid var(--signal);background:var(--ink-2);margin-bottom:34px;font-size:16px}
.notice.bad{border-left-color:#E5484D}
@media(max-width:620px){.field-row{grid-template-columns:1fr}}

/* ---------- responsive ---------- */
@media(max-width:860px){
  .hero-grid,.cols{grid-template-columns:1fr}
  .entry{grid-template-columns:1fr;gap:14px}
  .figures{grid-template-columns:1fr 1fr}
  .figures div{padding-left:0!important}
  section{padding:60px 0}
  .hero{padding:56px 0 0}
  .nav{gap:18px;font-size:14px}
}
@media(max-width:520px){
  .wrap{padding:0 22px}
  .row{flex-direction:column;gap:2px}
  .row span:last-child{text-align:left}
}