/* Built Beyond: gemeinsame Basis fuer Unterseiten (arbeiten, website-check, impressum, datenschutz, 404).
   Heller Look wie die Hauptseite public/beyond/index.html (13.11.2026). Variablennamen von frueher bleiben,
   --acid ist jetzt der Akzent (Violett), damit die Unterseiten ohne Umbau mitziehen. */
:root {
  --bg: #ffffff; --bg-2: #f6f6f9; --ink: #111118; --mute: #5c5c6e; --faint: #9898aa;
  --violet: #5b3df5; --violet-hi: #5b3df5; --acid: #5b3df5; --hot: #d93a6a; --line: #e5e5ed; --card: #f8f8fb; --acc-soft: #f0edff;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { background: var(--bg); color: var(--ink); font-family: 'Manrope', system-ui, sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { position: relative; z-index: 1; max-width: 1180px; margin: 0 auto; padding: 0 clamp(1rem, 4vw, 2.4rem); }
.eyebrow { font-size: 0.75rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; color: var(--violet-hi); margin-bottom: 1rem; }
h1, h2, h3 { font-family: 'Manrope', sans-serif; font-weight: 800; letter-spacing: -0.035em; }
h2 { font-weight: 800; font-size: clamp(1.75rem, 4.2vw, 3rem); line-height: 1.08; margin-bottom: 1.1rem; }
.lead { font-size: clamp(1rem, 1.5vw, 1.15rem); color: var(--mute); max-width: 640px; }

.acid { color: var(--acc); }
section { padding: clamp(4.2rem, 10vh, 7.5rem) 0; position: relative; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem; font-family: 'Manrope', sans-serif; font-weight: 700; font-size: 0.95rem;
  text-decoration: none; padding: 0.95rem 1.5rem; border-radius: 12px; cursor: pointer; border: 1px solid transparent;
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s, border-color .3s, color .3s, background .3s; }
.btn-main { color: var(--btn-ink); background: var(--btn); box-shadow: var(--btn-glow); }
.btn-main:hover { transform: translateY(-1px); filter: brightness(1.07); }
.btn-ghost { color: var(--ink); background: transparent; border-color: var(--line2); }
.btn-ghost:hover { border-color: var(--ink); }
.btn .arr { transition: transform .3s; }
.btn:hover .arr { transform: translateX(3px); }
.btn[disabled] { opacity: 0.4; pointer-events: none; }

.topbar { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: border-color .35s; border-bottom: 1px solid transparent; background: var(--top); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.topbar.solid { border-bottom-color: var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 68px; }
.bd-mark { font-family: 'Unbounded', sans-serif; font-weight: 800; font-size: 0.98rem; letter-spacing: -0.02em; text-decoration: none; display: inline-flex; align-items: center; gap: 0.5rem; white-space: nowrap; }
.bd-mark .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--violet); box-shadow: 0 0 0 3px var(--acc-soft); }
.top-nav { display: flex; align-items: center; gap: 1.8rem; }
.top-nav a:not(.btn) { font-size: 0.9rem; font-weight: 600; color: var(--mute); text-decoration: none; transition: color .25s; }
.top-nav a:not(.btn):hover { color: var(--ink); }
.top-nav .btn { padding: 0.65rem 1.1rem; font-size: 0.86rem; }
@media (max-width: 900px) { .top-nav a:not(.btn) { display: none; } }

.work-tag { font-size: 0.68rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.22rem 0.55rem; border-radius: 6px; color: var(--mute); background: var(--bg-2); border: 1px solid var(--line); }
.work-tag.on { color: var(--violet); background: var(--acc-soft); border-color: transparent; }

.final { padding-bottom: clamp(5rem, 10vh, 8rem); }
.final-card { border: 1px solid var(--line); border-radius: 20px; padding: clamp(1.6rem, 4.5vw, 3.6rem); position: relative; overflow: hidden; background: var(--bg-2); }
.final-row { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; margin-top: 2rem; }
@media (max-width: 520px) { .final-row .btn { width: 100%; } }

.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mute); margin-bottom: 0.45rem; }
.field label .req { color: var(--hot); }
.field label .opt { color: var(--faint); text-transform: none; letter-spacing: 0; }
.field input, .field textarea { width: 100%; font-family: 'Manrope', sans-serif; font-size: 1rem; color: var(--ink); background: var(--card-solid);
  border: 1px solid var(--line2); border-radius: 10px; padding: 0.9rem 1.05rem; transition: border-color .25s, box-shadow .25s; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--faint); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 4px var(--acc-soft); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 620px) { .field-row { grid-template-columns: 1fr; } }
.form-note { font-size: 0.8rem; color: var(--faint); margin-top: 0.9rem; text-align: center; }
.form-note a { color: var(--violet); text-decoration: none; }

footer { border-top: 1px solid var(--line); padding: 2.6rem 0 calc(3.5rem + env(safe-area-inset-bottom)); }
.foot-in { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.foot-mark { font-family: 'Unbounded', sans-serif; font-weight: 800; font-size: 1.05rem; }
.foot-mark .by { display: block; font-family: 'Manrope', sans-serif; font-weight: 500; font-size: 0.76rem; color: var(--faint); margin-top: 0.3rem; }
.foot-mark .by a { color: var(--mute); text-decoration: none; }
.foot-links { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.foot-links a { font-size: 0.8rem; color: var(--mute); text-decoration: none; white-space: nowrap; }
.foot-links a:hover { color: var(--ink); }

.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; padding: 0.7rem 1rem calc(0.7rem + env(safe-area-inset-bottom)); background: var(--top);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-top: 1px solid var(--line); transform: translateY(110%); transition: transform .4s cubic-bezier(.2,.7,.2,1); display: none; }
.sticky-cta .btn { width: 100%; padding: 0.95rem 1rem; }
.sticky-cta.show { transform: none; }
@media (max-width: 760px) { .sticky-cta { display: block; } }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }