/* ═══════════════════════════════════════════════════════════
   BenWiLab — Design-System
   Eigene Identität: kühles Klinik-Weiß, Petrol-Akzent,
   Space Grotesk statt Archivo. Alle Kanten hart (radius 0).
   ═══════════════════════════════════════════════════════════ */

:root {
  /* Farben */
  --paper:        #FFFFFF;
  --paper-mist:   #EDEFEE;   /* Panels, Leisten */
  --paper-raised: #F7F8F7;   /* Karten */
  --ink:          #0F1316;
  --ink-soft:     #3D464C;
  --gray:         #6B757C;
  --line:         #D4D9D7;
  --accent:       #0B8F84;   /* Petrol */
  --accent-deep:  #076A62;
  --accent-mist:  #DCEFEC;
  --signal:       #E4572E;   /* nur für Marker/Zahlen */

  /* Schrift */
  --font-display: "Space Grotesk", sans-serif;
  --font-body:    "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;

  /* Maße */
  --maxw: 1140px;
  --gutter: 24px;
  --ease: cubic-bezier(.22,.7,.28,1);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
button { font: inherit; color: inherit; }
::selection { background: var(--accent); color: #fff; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--ink); color: var(--paper); padding: 12px 20px;
}
.skip-link:focus { left: 0; }

.wrap {
  width: 100%; max-width: var(--maxw);
  margin-inline: auto; padding-inline: var(--gutter);
}

/* ─────────── Mono-Label + Tick ─────────── */
.eyebrow, .claims li, .strip-label {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gray);
}
.tick {
  display: inline-block;
  width: 7px; height: 7px;
  background: var(--signal);
  margin-right: 10px;
  vertical-align: 1px;
}

/* ─────────── Header ─────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--ease);
}
.site-header.is-stuck { border-bottom-color: var(--line); }

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; min-height: 78px;
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.32rem;
  letter-spacing: -.015em;
}
.brand-mark { display: flex; color: var(--accent); }
.brand-mark svg { width: 28px; height: 28px; }

.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: .78rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft);
  padding: 9px 14px;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav a:hover { color: var(--ink); background: var(--paper-mist); }

.nav .nav-cta {
  margin-left: 12px;
  border: 1.5px solid var(--accent);
  color: var(--accent-deep);
  font-weight: 500;
}
.nav .nav-cta:hover { background: var(--accent); color: #fff; }

.nav-toggle {
  display: none; position: relative;
  width: 40px; height: 40px; padding: 0;
  background: none; border: 1px solid var(--line); cursor: pointer;
}
.nav-toggle span {
  position: absolute; left: 11px; width: 17px; height: 1.5px;
  background: var(--ink);
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 24px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* ─────────── Hero ─────────── */
.hero {
  padding-top: clamp(56px, 8vw, 96px);
  padding-bottom: clamp(48px, 7vw, 88px);
  position: relative; overflow: hidden;
}
/* feines technisches Raster im Hintergrund */
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: .32;
  mask-image: radial-gradient(ellipse 80% 70% at 78% 18%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 78% 18%, #000 0%, transparent 72%);
  pointer-events: none;
}
.hero .wrap { position: relative; }

h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 6.4vw, 4.5rem);
  line-height: 1.08;
  letter-spacing: -.028em;
  text-transform: uppercase;
  margin-top: 22px;
  overflow-wrap: break-word;
  hyphens: auto;
}
.h1-line, .rot-line { display: block; }
.h1-dim { color: var(--gray); }

/* ─── Rotierendes Wort ─── */
.rot-line { white-space: nowrap; }

.rotator {
  position: relative;
  display: inline-block;
  vertical-align: baseline;
  width: 0;                       /* wird per JS gesetzt */
  transition: width .34s var(--ease);
  overflow: visible;
}
.rot-word {
  display: inline-block;
  color: var(--accent);
  white-space: nowrap;
  transition: opacity .22s var(--ease), transform .22s var(--ease);
}
.rotator.is-out .rot-word {
  opacity: 0;
  transform: translateY(-.34em);
}
.rot-bar {
  position: absolute;
  left: 0; bottom: .17em;   /* knapp unter der Grundlinie, nicht unter der Unterlängenzone */
  width: 100%;
  height: max(3px, .065em);     /* skaliert mit der Schriftgröße */
  background: var(--accent);
  transform-origin: left;
}
.rot-tail { color: var(--ink); }

/* Ghost zum Ausmessen der Wortbreite */
.rot-ghost {
  position: absolute; visibility: hidden; pointer-events: none;
  white-space: nowrap; top: 0; left: 0;
}

.lead {
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  color: var(--ink-soft);
  max-width: 56ch;
  margin-top: 30px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

/* ─────────── Buttons ─────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 15px 28px;
  border: 1.5px solid transparent;
  font-family: var(--font-mono);
  font-size: .8rem; font-weight: 500;
  letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease),
              border-color .2s var(--ease), transform .15s var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); }

.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); background: var(--paper-mist); }

/* ─────────── Claim-Leiste ─────────── */
.strip {
  background: var(--paper-mist);
  border-block: 1px solid var(--line);
  padding-block: 18px;
}
.claims {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap;
  gap: 14px clamp(24px, 4vw, 52px);
}
.claims li { display: flex; align-items: center; color: var(--ink-soft); }

/* ─────────── Platzhalter-Hinweis ─────────── */
.next-note {
  padding-block: 64px;
  font-family: var(--font-mono);
  font-size: .8rem; color: var(--gray);
}

/* ─────────── Reveal ─────────── */
.reveal { opacity: 0; transform: translateY(14px); }
.reveal.is-visible {
  opacity: 1; transform: none;
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .rotator { transition: none; }
  .rot-word { transition: none; }
}

/* ─────────── Responsive ─────────── */
@media (max-width: 760px) {
  :root { --gutter: 20px; }

  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: 68px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 12px var(--gutter) 24px;
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 14px 12px; font-size: .85rem; }
  .nav .nav-cta { margin-left: 0; margin-top: 10px; text-align: center; }

  h1 { letter-spacing: -.02em; }
  .rot-line { white-space: normal; }
  .hero-actions .btn { flex: 1 1 100%; }
}

/* ─────────── Methodik-Zeile ─────────── */
.method {
  list-style: none; padding: 0;
  display: flex; flex-wrap: wrap;
  gap: 0 clamp(20px, 3.5vw, 40px);
  margin-top: clamp(36px, 5vw, 52px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
  max-width: 980px;
}
.method li {
  display: flex; flex-direction: column; gap: 3px;
  padding-right: clamp(20px, 3.5vw, 40px);
  border-right: 1px solid var(--line);
}
.method li:last-child { border-right: 0; padding-right: 0; }

.method strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  letter-spacing: -.02em;
  color: var(--ink);
}
.method span {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray);
}

@media (max-width: 620px) {
  .method { gap: 18px 0; }
  .method li {
    flex: 1 1 100%;
    border-right: 0; padding-right: 0;
    flex-direction: row; align-items: baseline; gap: 10px;
  }
  .method strong { font-size: 1.1rem; }
}

/* Wortmarke: „Wi" als Initialen-Akzent */
.brand-accent { color: var(--accent); }

/* ─────────── Abschnitte ─────────── */
.section { padding-block: clamp(68px, 9vw, 116px); }
.section-alt { background: var(--paper-mist); }

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -.022em;
  text-transform: uppercase;
  margin-top: 14px;
}

.section-head { max-width: 62ch; margin-bottom: clamp(34px, 4.5vw, 56px); }
.section-intro { color: var(--ink-soft); margin-top: 16px; max-width: 58ch; }

/* ─────────── Stack-Raster ───────────
   Die Haarlinien entstehen aus 1px Abstand auf dunklem Untergrund –
   dadurch bleiben sie exakt 1px, ohne doppelte Rahmen an den Stößen. */
.stack-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.stack-grid li {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 10px;
  background: var(--paper);
  padding: 22px 20px 20px;
  transition: background .2s var(--ease);
}
.stack-grid li:hover { background: var(--accent-mist); }

.stack-icon { display: flex; color: var(--accent); }
.stack-icon svg { width: 22px; height: 22px; }

.stack-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -.015em;
  line-height: 1.2;
}
.stack-kind {
  font-family: var(--font-mono);
  font-size: .67rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--gray);
  line-height: 1.4;
}

@media (max-width: 520px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .stack-grid li { padding: 18px 14px 16px; }
}

/* ─────────── Fußzeile ─────────── */
.site-footer { border-top: 1px solid var(--line); padding-block: 32px; }
.footer-inner {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: 16px;
}
.footer-brand { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; }
.footer-nav { display: flex; gap: 22px; }
.footer-nav a {
  font-family: var(--font-mono);
  font-size: .76rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft); text-decoration: none;
}
.footer-nav a:hover { color: var(--accent); }
.footer-nav a[aria-current="page"] { color: var(--accent); }
.footer-copy {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .06em; color: var(--gray);
}

/* ─────────── Rechtstexte ─────────── */
.legal { padding-block: clamp(48px, 7vw, 88px); }
.legal .eyebrow,
.legal .legal-title,
.legal section { max-width: 760px; }

.legal-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -.025em;
  text-transform: uppercase;
  margin-top: 16px;
}

.legal section { margin-top: clamp(36px, 4.5vw, 52px); }

.legal h2 {
  font-size: 1.12rem;
  letter-spacing: -.01em;
  padding-bottom: 12px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.legal p { color: var(--ink-soft); font-size: .97rem; }
.legal p + p { margin-top: 14px; }

.legal address {
  font-style: normal;
  font-size: 1.02rem;
  line-height: 1.75;
}

.legal-list { display: grid; grid-template-columns: max-content 1fr; gap: 6px 24px; margin: 0; }
.legal-list dt {
  font-family: var(--font-mono);
  font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--gray); padding-top: 3px;
}
.legal-list dd { margin: 0; }

/* Hinweis an den Betreiber — vor dem Launch entfernen */
.note {
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--accent-mist);
  border-left: 3px solid var(--accent);
  font-size: .88rem !important;
  color: var(--ink-soft);
}
.choice {
  padding: 14px 16px;
  border: 1px dashed var(--line);
  font-size: .93rem !important;
}
.choice + .choice { margin-top: 10px; }

@media (max-width: 560px) {
  .legal-list { grid-template-columns: 1fr; gap: 2px; }
  .legal-list dt { padding-top: 12px; }
}

/* ─────────── Leistungen ─────────── */
.svc-grid {
  display: grid; gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  background: var(--line);
  border: 1px solid var(--line);
}
.svc {
  background: var(--paper);
  padding: 30px 28px 26px;
  display: flex; flex-direction: column;
  transition: background .2s var(--ease);
}
.svc:hover { background: var(--paper-raised); }

.svc-tag {
  font-family: var(--font-mono);
  font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent);
}
.svc h3 {
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.22rem; line-height: 1.18;
  letter-spacing: -.018em; text-transform: uppercase;
  margin-top: 12px;
}
.svc-desc { color: var(--ink-soft); font-size: .95rem; margin-top: 14px; }

.svc-io {
  display: grid; grid-template-columns: max-content 1fr;
  gap: 4px 14px; margin: 22px 0 0;
  padding-top: 18px; border-top: 1px solid var(--line);
}
.svc-io dt {
  font-family: var(--font-mono);
  font-size: .66rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--gray); padding-top: 2px;
}
.svc-io dd { margin: 0; font-size: .86rem; color: var(--ink-soft); }
.svc:hover .svc-io { border-top-color: var(--accent); }

/* ─────────── Kontakt ─────────── */
.contact-grid {
  display: grid; gap: clamp(28px, 4vw, 52px);
  grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
  align-items: start;
}

.form { display: grid; gap: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 6px; }
.field label { font-size: .86rem; font-weight: 500; }
.field label span { color: var(--accent); }

.field input, .field textarea, .field select {
  width: 100%;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 12px 14px;
  font-size: .96rem;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field select { appearance: none; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--gray) 50%),
                    linear-gradient(135deg, var(--gray) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
  padding-right: 40px;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}
.field textarea { resize: vertical; min-height: 130px; }
.field.is-invalid input, .field.is-invalid textarea { border-color: #C4342B; }

.error { font-size: .8rem; color: #C4342B; }
.error:empty { display: none; }

.check {
  display: grid; grid-template-columns: auto 1fr; gap: 10px;
  align-items: start; font-size: .88rem; color: var(--ink-soft);
  cursor: pointer;
}
.check input { width: 17px; height: 17px; margin-top: 2px; accent-color: var(--accent); }
.check a { color: var(--accent); }
.check.is-invalid span { color: #C4342B; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form .btn { justify-self: start; margin-top: 4px; }
.form-note { font-size: .9rem; color: var(--ink-soft); }
.form-note:empty { display: none; }
.form-note.is-ok { color: var(--accent-deep); }
.form-note.is-error { color: #C4342B; }
.form-legal { font-family: var(--font-mono); font-size: .7rem; color: var(--gray); }

.contact-direct {
  background: var(--paper-mist);
  border: 1px solid var(--line);
  padding: 26px 24px;
}
.contact-direct h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.05rem; text-transform: uppercase; letter-spacing: -.01em;
  margin-bottom: 18px;
}
.contact-direct a { color: var(--accent-deep); }

}

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .field-row { grid-template-columns: 1fr; }
  .form .btn { justify-self: stretch; width: 100%; }
}


/* Aufzählungen in Rechtstexten */
.legal-ul { margin: 14px 0 0; padding-left: 0; list-style: none; display: grid; gap: 8px; }
.legal-ul li {
  position: relative; padding-left: 22px;
  color: var(--ink-soft); font-size: .95rem;
}
.legal-ul li::before {
  content: ""; position: absolute; left: 2px; top: .62em;
  width: 6px; height: 6px; background: var(--accent);
}
.legal code {
  font-family: var(--font-mono); font-size: .86em;
  background: var(--paper-mist); padding: 1px 5px;
}

/* Zwischenüberschrift in Rechtstexten */
.legal h3 {
  font-family: var(--font-display);
  font-weight: 700; font-size: .96rem;
  text-transform: uppercase; letter-spacing: -.005em;
  margin-top: 30px; margin-bottom: 12px;
}

/* Abstand nach Anschriften und Listen in Rechtstexten */
.legal address + p,
.legal .legal-ul + p,
.legal address + .note { margin-top: 16px; }
.legal p + address,
.legal p + .legal-ul { margin-top: 14px; }