/* ==========================================================================
   SprachZettel — Design System v2
   Signatur: eine durchgehende, animierte Wellenlinie (Stimme/Ton) als
   wiederkehrendes Motiv über mehrere Sektionen hinweg, statt eines
   einzelnen Hero-Moments. Grün mutiger als zuvor, aber in Verläufen und
   Konturen statt großer Flächen.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --ink: #08090a;
  --ink-raised: #0f1113;
  --surface: #14171a;
  --surface-2: #1b1f22;
  --surface-3: #22262a;
  --line: #262a2e;
  --line-soft: #1a1d20;

  --signal: #17c98e;
  --signal-2: #0ea87a;
  --signal-bright: #4ff0b7;
  --signal-deep: #075c42;
  --signal-glow: rgba(23, 201, 142, 0.22);
  --signal-glow-soft: rgba(23, 201, 142, 0.09);

  --text: #f4f3ef;
  --text-soft: #a9adb1;
  --text-faint: #6c7075;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', monospace;

  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 30px;
  --wrap: min(1160px, 100% - 48px);
  --wrap-narrow: min(760px, 100% - 48px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.wrap { width: var(--wrap); margin-inline: auto; }
.wrap-narrow { width: var(--wrap-narrow); margin-inline: auto; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--signal-bright);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--signal-bright);
  box-shadow: 0 0 0 5px var(--signal-glow), 0 0 12px 1px var(--signal-bright);
}

/* ---------- Logo: Wellen-Icon ---------- */
.logo-mark {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  height: 22px;
}
.logo-mark i {
  display: block;
  width: 3.5px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--signal-bright), var(--signal-2));
}
.logo-mark i:nth-child(1) { height: 40%; }
.logo-mark i:nth-child(2) { height: 75%; }
.logo-mark i:nth-child(3) { height: 100%; }
.logo-mark i:nth-child(4) { height: 58%; }
.logo-mark i:nth-child(5) { height: 30%; }
.brand {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ---------- Wiederkehrendes Wellen-Motiv ---------- */
.wave-divider {
  width: 100%;
  height: 64px;
  display: block;
  opacity: 0.9;
}
.wave-divider path {
  animation: wave-drift 9s ease-in-out infinite;
}
.wave-divider path:nth-child(2) { animation-delay: -3s; opacity: 0.5; }
.wave-divider path:nth-child(3) { animation-delay: -6s; opacity: 0.25; }
@keyframes wave-drift {
  0%, 100% { transform: translateY(0) scaleY(1); }
  50% { transform: translateY(-6px) scaleY(1.15); }
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(8, 9, 10, 0.78);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  width: var(--wrap);
  margin-inline: auto;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  text-decoration: none;
  color: var(--text-soft);
  font-size: 14.5px;
  padding: 9px 14px;
  border-radius: 100px;
  transition: color 0.2s ease, background 0.2s ease;
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a.is-active { color: var(--text); background: var(--surface-2); }
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-faint) !important;
  border: 1px solid var(--line);
  padding: 8px 14px !important;
}
.lang-switch {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 3px;
  gap: 2px;
}
.lang-switch button {
  font-family: var(--font-mono);
  font-size: 11.5px;
  background: none;
  border: none;
  color: var(--text-faint);
  padding: 5px 10px;
  border-radius: 100px;
  cursor: pointer;
}
.lang-switch button[aria-pressed="true"] { background: var(--surface-2); color: var(--text); }
.mobile-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--text); width: 40px; height: 40px; border-radius: 10px; cursor: pointer; }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .nav-links.is-open {
    display: flex; position: absolute; top: 72px; left: 0; right: 0;
    background: var(--ink-raised); border-bottom: 1px solid var(--line-soft);
    flex-direction: column; align-items: stretch; padding: 10px 24px 20px; gap: 2px;
  }
  .nav-links.is-open a { padding: 12px 4px; border-bottom: 1px solid var(--line-soft); border-radius: 0; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 100px;
  font-family: var(--font-body); font-weight: 600; font-size: 15px;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform 0.25s cubic-bezier(.2,.8,.2,1), box-shadow 0.25s ease;
}
.btn-primary { background: linear-gradient(135deg, var(--signal-bright), var(--signal-2)); color: #052a1e; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px -10px var(--signal-glow); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--text-soft); }
.btn-ghost:hover { border-color: var(--text-faint); color: var(--text); }
.btn-sm { padding: 10px 20px; font-size: 13.5px; }
.btn.is-soon { cursor: default; opacity: 0.92; }
.btn.is-soon:hover { transform: none; box-shadow: none; }

/* ---------- Sections ---------- */
section { position: relative; padding: 110px 0; }
.section-tight { padding: 70px 0; }
.section-head { max-width: 640px; }
.section-head h2 { font-size: clamp(32px, 4.2vw, 46px); margin-top: 16px; }
.section-head p { color: var(--text-soft); font-size: 17px; margin-top: 14px; }
.center { text-align: center; margin-inline: auto; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.9s cubic-bezier(.2,.7,.2,1), transform 0.9s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Page hero (Unterseiten) ---------- */
.page-hero { padding-top: 168px; padding-bottom: 60px; }
.page-hero .eyebrow { margin-bottom: 16px; }
.page-hero h1 { font-size: clamp(38px, 5.8vw, 62px); max-width: 18ch; line-height: 1.08; }
.page-hero p.lead { font-size: 18px; color: var(--text-soft); max-width: 52ch; margin-top: 20px; }

/* ---------- Homepage Hero ---------- */
.home-hero { padding-top: 176px; padding-bottom: 40px; }
.home-hero h1 {
  font-size: clamp(46px, 7vw, 82px);
  line-height: 1.04;
  max-width: 16ch;
  margin: 0 auto;
  text-align: center;
}
.home-hero h1 em { font-style: normal; background: linear-gradient(100deg, var(--signal-bright), var(--signal-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.home-hero .lead { text-align: center; font-size: 19px; color: var(--text-soft); max-width: 44ch; margin: 22px auto 0; }
.home-hero .hero-actions { justify-content: center; margin-top: 36px; }
.home-hero .eyebrow { display: flex; justify-content: center; }

/* Phone-Buehne */
.phone-stage { position: relative; height: 420px; margin-top: 20px; display: flex; align-items: center; justify-content: center; }
.phone-stage::before {
  content: ''; position: absolute; width: 420px; height: 420px;
  background: radial-gradient(circle, var(--signal-glow-soft), transparent 70%);
}
.phone-svg { position: relative; height: 100%; }

.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

/* ---------- Teaser cards (Startseite) ---------- */
.teaser-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.teaser-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: 40px;
  text-decoration: none;
  color: var(--text);
  display: block;
  position: relative;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(.2,.8,.2,1), border-color 0.35s ease;
}
.teaser-card:hover { transform: translateY(-4px); border-color: rgba(23,201,142,0.35); }
.teaser-card::before {
  content: ''; position: absolute; top: -40%; right: -30%; width: 60%; height: 140%;
  background: radial-gradient(circle, var(--signal-glow-soft), transparent 70%);
  pointer-events: none;
}
.teaser-kicker { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--signal-bright); }
.teaser-card h3 { font-size: 29px; margin-top: 14px; max-width: 14ch; }
.teaser-card p { color: var(--text-soft); font-size: 15px; margin-top: 12px; max-width: 40ch; }
.teaser-arrow { margin-top: 24px; font-family: var(--font-mono); font-size: 13px; color: var(--signal-bright); display: flex; align-items: center; gap: 6px; }
.teaser-card:hover .teaser-arrow { gap: 10px; }
.teaser-arrow { transition: gap 0.25s ease; }
@media (max-width: 780px) { .teaser-grid { grid-template-columns: 1fr; } }

/* ---------- Trust strip ---------- */
.trust-strip { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; margin-top: 56px; }
.trust-strip div { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-faint); display: flex; align-items: center; gap: 8px; }
.trust-strip span { color: var(--signal-bright); }

/* ---------- Feature grid (vorteile) ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 56px; }
.feature-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m);
  padding: 36px; transition: border-color 0.3s ease, transform 0.3s ease;
}
.feature-card:hover { transform: translateY(-3px); border-color: rgba(23,201,142,0.25); }
.feature-card.is-wide { grid-column: 1 / -1; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; padding: 44px; background: linear-gradient(135deg, var(--surface-2), var(--surface)); border-color: rgba(23,201,142,0.28); }
.feature-icon { width: 46px; height: 46px; border-radius: 13px; background: var(--surface-2); border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; font-size: 21px; margin-bottom: 18px; }
.feature-card.is-wide .feature-icon { background: var(--signal-glow); border-color: rgba(23,201,142,0.3); }
.feature-card h3 { font-size: 22px; font-weight: 600; margin-bottom: 10px; }
.feature-card.is-wide h3 { font-size: 30px; }
.feature-card p { color: var(--text-soft); font-size: 15px; }
.feature-badge { display: inline-block; font-family: var(--font-mono); font-size: 11px; color: var(--signal-bright); border: 1px solid rgba(23,201,142,0.3); background: var(--signal-glow-soft); padding: 4px 10px; border-radius: 100px; margin-bottom: 16px; }
@media (max-width: 780px) { .feature-grid { grid-template-columns: 1fr; } .feature-card.is-wide { grid-template-columns: 1fr; padding: 30px; } }

.mini-chat { display: flex; flex-direction: column; gap: 10px; }
.bubble { max-width: 80%; padding: 11px 15px; border-radius: 15px; font-size: 13.5px; }
.bubble-them { background: var(--surface-3); border: 1px solid var(--line); align-self: flex-start; border-bottom-left-radius: 4px; }
.bubble-me { background: linear-gradient(135deg, var(--signal-bright), var(--signal-2)); color: #052a1e; align-self: flex-end; border-bottom-right-radius: 4px; font-weight: 500; }
.bubble-lock { font-family: var(--font-mono); font-size: 11px; color: var(--text-faint); text-align: center; margin: 2px 0; }

/* ---------- Pricing / Abo ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 50px; align-items: stretch; }
.price-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 34px; display: flex; flex-direction: column; }
.price-card.is-highlight { border-color: rgba(23,201,142,0.4); background: linear-gradient(180deg, var(--surface-2), var(--surface)); position: relative; }
.price-card.is-highlight::before { content: 'Beliebt'; position: absolute; top: -12px; left: 34px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.05em; text-transform: uppercase; background: var(--signal); color: #052a1e; padding: 4px 12px; border-radius: 100px; font-weight: 700; }
.price-name { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.05em; }
.price-title { font-size: 26px; margin-top: 8px; margin-bottom: 4px; }
.price-sub { color: var(--text-soft); font-size: 14px; margin-bottom: 22px; }
.price-tag { font-family: var(--font-mono); font-size: 13px; color: var(--signal-bright); margin-bottom: 24px; }
.price-list { list-style: none; padding: 0; margin: 0 0 28px; flex: 1; }
.price-list li { font-size: 14.5px; color: var(--text-soft); padding: 9px 0; border-top: 1px solid var(--line-soft); display: flex; gap: 10px; }
.price-list li:first-child { border-top: none; }
.price-list li::before { content: '＋'; color: var(--signal-bright); font-family: var(--font-mono); flex-shrink: 0; }
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr; } }

/* ---------- Über / Kontakt ---------- */
.about-hero-text { font-family: var(--font-display); font-size: clamp(27px, 3.4vw, 37px); line-height: 1.45; color: var(--text); max-width: 46ch; }
.about-hero-text span { color: var(--signal-bright); }
.contact-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 44px; margin-top: 56px; }
.contact-panel h2 { font-size: 24px; margin-bottom: 8px; }
.contact-panel p.sub { color: var(--text-soft); font-size: 14.5px; margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-field { display: flex; flex-direction: column; gap: 7px; }
.form-field label { font-family: var(--font-mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-faint); }
.form-field input, .form-field textarea {
  background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-s);
  padding: 12px 15px; color: var(--text); font-family: var(--font-body); font-size: 14.5px; resize: vertical;
}
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--signal); }
.form-status { margin-top: 14px; font-size: 13.5px; font-family: var(--font-mono); }
.form-status.ok { color: var(--signal-bright); }
.form-status.err { color: #f08a6c; }
@media (max-width: 620px) { .form-row { grid-template-columns: 1fr; } }

.value-list { display: flex; flex-direction: column; gap: 26px; margin-top: 40px; }
.value-item { display: flex; gap: 16px; }
.value-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); margin-top: 8px; flex-shrink: 0; box-shadow: 0 0 0 4px var(--signal-glow-soft); }
.value-item h4 { font-size: 16.5px; font-weight: 600; margin-bottom: 5px; }
.value-item p { color: var(--text-soft); font-size: 14.5px; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 70px 50px; text-align: center; position: relative; overflow: hidden; }
.cta-band::before { content: ''; position: absolute; inset: 0; background: radial-gradient(600px 260px at 50% 0%, var(--signal-glow-soft), transparent 70%); }
.cta-band h2 { font-size: clamp(30px, 3.9vw, 44px); position: relative; }
.cta-band p { color: var(--text-soft); margin-top: 14px; position: relative; max-width: 46ch; margin-inline: auto; }
.cta-band .hero-actions { justify-content: center; position: relative; margin-top: 30px; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line-soft); padding: 50px 0 36px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 28px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; color: var(--text-soft); font-size: 13.5px; }
.footer-links a:hover { color: var(--text); }
.footer-bottom { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line-soft); display: flex; justify-content: space-between; align-items: center; font-size: 12.5px; color: var(--text-faint); flex-wrap: wrap; gap: 12px; }

/* ---------- Legal pages ---------- */
.legal-page { padding-top: 168px; padding-bottom: 100px; }
.legal-page h1 { font-size: clamp(36px, 4.6vw, 50px); margin-bottom: 8px; }
.legal-updated { font-family: var(--font-mono); font-size: 13px; color: var(--text-faint); margin-bottom: 50px; display: block; }
.legal-page h2 { font-family: var(--font-body); font-size: 19px; font-weight: 600; margin-top: 40px; margin-bottom: 12px; }
.legal-page p, .legal-page li { color: var(--text-soft); font-size: 15px; line-height: 1.75; }
.legal-page p { margin-bottom: 13px; }
.legal-page ul { padding-left: 20px; margin-bottom: 13px; }
.legal-page li { margin-bottom: 7px; }
.legal-page strong { color: var(--text); }
.legal-page a { color: var(--signal-bright); text-decoration: underline; text-decoration-color: rgba(23,201,142,0.35); }
.legal-note { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-s); padding: 16px 18px; font-size: 13.5px; color: var(--text-faint); margin-bottom: 36px; }
.legal-table { width: 100%; border-collapse: collapse; margin: 16px 0 26px; font-size: 14px; }
.legal-table th, .legal-table td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); color: var(--text-soft); }
.legal-table th { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-faint); font-weight: 500; }
.back-link { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-faint); text-decoration: none; margin-bottom: 36px; }
.back-link:hover { color: var(--text); }

@media (max-width: 620px) {
  section { padding: 78px 0; }
  .home-hero, .page-hero { padding-top: 130px; }
  .phone-stage { height: 300px; }
  .footer-top { flex-direction: column; }
}

[data-lang="en"] { display: none; }
html[lang="en"] [data-lang="de"] { display: none; }
html[lang="en"] [data-lang="en"] { display: revert; }