/* =========================================================
   Fabian Schreiter — Portfolio (Test-Build)
   Basis: Reset, Fonts, Design-Tokens, Typografie, Nav, Footer
========================================================= */

@font-face {
  font-family: "N27";
  src: url("fonts/n27/n27-light-webfont.woff2") format("woff2"),
       url("fonts/n27/n27-light-webfont.woff") format("woff");
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "N27";
  src: url("fonts/n27/n27-regular-webfont.woff2") format("woff2"),
       url("fonts/n27/n27-regular-webfont.woff") format("woff");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "N27";
  src: url("fonts/n27/n27-medium-webfont.woff2") format("woff2"),
       url("fonts/n27/n27-medium-webfont.woff") format("woff");
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "N27";
  src: url("fonts/n27/n27-bold-webfont.woff2") format("woff2"),
       url("fonts/n27/n27-bold-webfont.woff") format("woff");
  font-weight: 700; font-style: normal; font-display: swap;
}

:root {
  --bg: #0b0b0c;
  --bg-soft: #121214;
  --fg: #f2f0ec;
  --muted: #9a978d;
  --line: rgba(242,240,236,0.12);
  --gold: #cf9a52;
  --blue: #5ea1e0;
  --accent: var(--gold);

  --edge: clamp(20px, 5vw, 72px);
  --nav-h: 84px;

  --display: clamp(3.4rem, 11vw, 11rem);
  --display-md: clamp(2.4rem, 6.6vw, 6.2rem);
  --h2: clamp(1.9rem, 4.2vw, 3.4rem);
  --body: clamp(1rem, 1.15vw, 1.18rem);

  --ease: cubic-bezier(.16,.84,.44,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "N27", -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  max-width: 100%;
}
h1, h2, h3, h4 {
  overflow-wrap: break-word;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: #0b0b0c; }

body.no-scroll { overflow: hidden; }

.eyebrow {
  font-size: clamp(.72rem, 1vw, .86rem);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--accent);
  display: inline-block;
}

/* ---------- Fixed Nav ---------- */
#nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: flex-end;
  padding: 0 var(--edge);
  mix-blend-mode: difference;
  pointer-events: none;
}
#nav a, #nav button { pointer-events: auto; }

#burger {
  display: block;
  width: 34px; height: 22px;
  position: relative;
  background: none; border: none; cursor: pointer;
  color: var(--fg);
}
#burger span {
  position: absolute; left: 0; right: 0; height: 1.5px;
  background: currentColor;
  transition: transform .3s var(--ease), opacity .3s var(--ease), top .3s var(--ease);
}
#burger span:nth-child(1) { top: 0; }
#burger span:nth-child(2) { top: 50%; margin-top: -0.75px; }
#burger span:nth-child(3) { top: 100%; margin-top: -1.5px; }
#burger.open span:nth-child(1) { top: 50%; transform: rotate(45deg); }
#burger.open span:nth-child(2) { opacity: 0; }
#burger.open span:nth-child(3) { top: 50%; margin-top: -1.5px; transform: rotate(-45deg); }

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(38px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1.in { transition-delay: .08s; }
.reveal-delay-2.in { transition-delay: .16s; }
.reveal-delay-3.in { transition-delay: .24s; }

/* ---------- Footer / Contact ---------- */
#contact {
  position: relative;
  min-height: 92vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 140px var(--edge) 60px;
  border-top: 1px solid var(--line);
  overflow: hidden;
}
#contact .big-link {
  font-size: var(--display-md);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  display: inline-block;
  margin: 6px 0 0;
  transition: color .35s ease, letter-spacing .35s ease;
}
#contact .big-link:hover { color: var(--accent); letter-spacing: 0.01em; }
#contact .row {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end;
  gap: 40px;
  margin-top: 70px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}
#contact .meta { color: var(--muted); font-size: .95rem; line-height: 1.7; }
#contact .socials { display: flex; gap: 22px; }
#contact .socials a { font-size: .95rem; position: relative; padding-bottom: 3px; }
#contact .socials a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px;
  background: var(--line);
}

footer#site-footer {
  padding: 22px var(--edge) 34px;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--muted); font-size: .82rem;
  flex-wrap: wrap; gap: 10px;
}
footer#site-footer a { color: var(--muted); border-bottom: 1px solid transparent; }
footer#site-footer a:hover { color: var(--fg); border-color: var(--line); }

@media (max-width: 760px) {
  #contact .row { flex-direction: column; align-items: flex-start; }
}

/* ---------- Mobile menu overlay ---------- */
#mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: var(--bg);
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 var(--edge);
  transform: translateY(-100%);
  transition: transform .5s var(--ease);
}
body.menu-open #mobile-menu { transform: translateY(0); }
#mobile-menu a {
  font-size: clamp(2.2rem, 11vw, 3.4rem);
  font-weight: 700;
  text-transform: uppercase;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  letter-spacing: -0.01em;
}
#mobile-menu .mm-foot {
  margin-top: 30px;
  color: var(--muted);
  font-size: .85rem;
  display: flex; flex-direction: column; gap: 12px;
  word-break: break-word;
}

/* ---------- Impressum page ---------- */
#legal {
  padding: calc(var(--nav-h) + 90px) var(--edge) 120px;
  max-width: 760px;
}
#legal h1 {
  font-size: var(--display-md);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin: 0 0 50px;
}
#legal section { margin-bottom: 34px; }
#legal h3 {
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
  font-weight: 500;
}
#legal p {
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
  font-size: var(--body);
}
#legal a { color: var(--fg); border-bottom: 1px solid var(--line); }
#legal a:hover { color: var(--accent); border-color: var(--accent); }