/* Plus Jakarta Sans, self-hosted (no request to Google servers — DSGVO) */
@font-face {
  font-family: "Plus Jakarta Sans"; font-style: normal; font-weight: 400 800; font-display: swap;
  src: url(fonts/plus-jakarta-sans-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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Plus Jakarta Sans"; font-style: normal; font-weight: 400 800; font-display: swap;
  src: url(fonts/plus-jakarta-sans-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;
}

/* Design tokens — DESIGN.md (Warm Editorial Enterprise) */
:root {
  --canvas: #FBFBFA;
  --section: #F4F3EF;
  --card: #FFFFFF;
  --ink: #1E232A;
  --ink-strong: #14171A;
  --text: #45474B;
  --muted: #75777B;
  --border: #E6E4DD;
  --aegean: #2563EB;
  --aegean-tint: rgba(37, 99, 235, 0.08);
  --ochre: #D97706;
  --ochre-tint: rgba(217, 119, 6, 0.1);

  --shadow-1: 0 2px 8px -2px rgba(20, 23, 26, 0.04), 0 1px 2px -1px rgba(20, 23, 26, 0.02);
  --shadow-2: 0 8px 24px -4px rgba(20, 23, 26, 0.06), 0 4px 8px -2px rgba(20, 23, 26, 0.03);

  --radius-card: 1.25rem;
  --radius-lg: 2rem;
  --radius-input: 0.75rem;
  --pill: 9999px;

  --margin: 1rem;
  --gutter: 1rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
}
@media (min-width: 768px)  { :root { --margin: 2rem; --gutter: 1.5rem; } }
@media (min-width: 1024px) { :root { --margin: 4rem; --gutter: 2rem; } }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p { margin: 0; }
a { color: inherit; text-decoration: none; }
::selection { background: #FFDCC3; color: #2F1500; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { max-width: 1360px; margin: 0 auto; padding: 0 var(--margin); }
.section { padding: 6rem 0; }
.section--alt { background: var(--section); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* Typography */
.display {
  font-size: 2.25rem; line-height: 2.75rem; font-weight: 700; letter-spacing: -0.02em;
}
.headline {
  font-size: 1.75rem; line-height: 2.25rem; font-weight: 600; letter-spacing: -0.02em;
}
@media (min-width: 768px) {
  .display { font-size: 3.5rem; line-height: 4.25rem; letter-spacing: -0.03em; }
  .headline { font-size: 2.5rem; line-height: 3rem; font-weight: 700; letter-spacing: -0.025em; }
}
.headline .soft { color: var(--muted); font-weight: 400; }
.body-lg { font-size: 1.125rem; line-height: 1.75rem; color: var(--text); }
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-sm);
  font-size: 0.75rem; line-height: 1rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--text); margin-bottom: var(--space-md);
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ochre); }
.eyebrow--blue::before { background: var(--aegean); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm);
  padding: 0.75rem 1.5rem; border-radius: var(--pill);
  font: inherit; font-size: 0.875rem; font-weight: 600; letter-spacing: 0.01em;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.btn--primary { background: var(--ink); color: var(--canvas); }
.btn--primary:hover { background: var(--ink-strong); box-shadow: var(--shadow-2); transform: translateY(-1px); }
.btn--secondary { background: transparent; color: var(--ink); border-color: var(--border); }
.btn--secondary:hover { background: var(--section); }
.btn--accent { background: var(--aegean); color: #fff; }
.btn--accent:hover { box-shadow: var(--shadow-2); transform: translateY(-1px); }
.btn svg { width: 16px; height: 16px; }

/* Badges */
.badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.2rem 0.6rem; border-radius: var(--pill);
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase;
}
.badge--ai { background: var(--aegean-tint); color: var(--aegean); }
.badge--warm { background: var(--ochre-tint); color: var(--ochre); }
.badge--neutral { background: var(--section); color: var(--ink); border: 1px solid var(--border); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.dot--pulse { animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* Header */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 251, 250, 0.9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); height: 4.5rem; }
.header__actions { display: flex; align-items: center; gap: 0.75rem; }
.logo { display: flex; align-items: center; gap: 0.75rem; }
.logo__mark { width: 2.5rem; height: 2.5rem; border-radius: 50%; display: block; }
.logo__name { font-size: 1.125rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1; color: #10235A; }
.logo__name span { color: #0EA5D9; }
.logo__sub { display: block; font-size: 0.625rem; font-weight: 600; letter-spacing: 0.12em; color: var(--muted); margin-top: 3px; }
.nav { display: none; gap: 2rem; font-size: 0.875rem; font-weight: 500; color: var(--text); }
.nav a:hover { color: var(--ink); }
@media (min-width: 1000px) { .nav { display: flex; } }
@media (max-width: 479px) { .header .btn--primary { display: none; } }

/* Language switcher — filter-chip style */
.lang { display: inline-flex; padding: 3px; gap: 2px; border-radius: var(--pill); background: var(--section); border: 1px solid var(--border); }
.lang button {
  font: inherit; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em;
  padding: 0.3rem 0.6rem; border: 0; border-radius: var(--pill);
  background: transparent; color: var(--muted); cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.lang button:hover { color: var(--ink); }
.lang button[aria-pressed="true"] { background: var(--card); color: var(--ink); box-shadow: var(--shadow-1); }

/* Hero */
.hero { position: relative; padding: 7rem 0 6rem; text-align: center; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image: radial-gradient(rgba(217, 119, 6, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
}
.hero::after {
  content: ""; position: absolute; z-index: -1; top: 10%; left: 50%;
  width: min(720px, 90vw); height: 320px; transform: translateX(-50%);
  background: linear-gradient(45deg, rgba(255, 183, 125, 0.25), rgba(180, 197, 255, 0.3));
  filter: blur(80px); border-radius: 50%;
}
.hero__tag {
  display: inline-flex; align-items: center; gap: var(--space-sm);
  padding: 0.4rem 1rem; border-radius: var(--pill);
  background: var(--card); border: 1px solid var(--border); box-shadow: var(--shadow-1);
  font-size: 0.75rem; font-weight: 600; color: var(--text); margin-bottom: var(--space-lg);
}
.hero__tag .dot { color: var(--ochre); width: 8px; height: 8px; }
.hero h1 { max-width: 16ch; margin: 0 auto var(--space-lg); }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, #0051D5, var(--aegean) 50%, var(--ochre));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { max-width: 40rem; margin: 0 auto var(--space-xl); }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.hero__ctas .btn--primary svg { color: #FFB77D; }

/* Cards */
.grid-3 { display: grid; gap: var(--gutter); grid-template-columns: 1fr; }
@media (min-width: 768px)  { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.grid-4 { display: grid; gap: var(--gutter); grid-template-columns: 1fr; }
@media (min-width: 768px)  { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1200px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: var(--space-xl); box-shadow: var(--shadow-1);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.card h3 { font-size: 1.25rem; line-height: 1.75rem; font-weight: 600; letter-spacing: -0.01em; margin: var(--space-md) 0 var(--space-sm); }
.card p { font-size: 0.875rem; line-height: 1.375rem; color: var(--text); }
.card__icon {
  width: 3rem; height: 3rem; border-radius: 0.875rem;
  display: grid; place-items: center; margin-bottom: var(--space-lg);
  background: var(--section); border: 1px solid var(--border); color: var(--ink);
}
.card__icon svg { width: 22px; height: 22px; }
.section__head { margin-bottom: 3rem; max-width: 48rem; }

/* Use-case showcase */
.showcase {
  display: grid; gap: var(--space-xl); align-items: center;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: var(--space-xl); box-shadow: var(--shadow-1);
}
@media (min-width: 900px) { .showcase { grid-template-columns: 1.1fr 1fr; padding: 3rem; } }
.showcase h3 { font-size: 1.75rem; line-height: 2.25rem; font-weight: 600; letter-spacing: -0.02em; margin: var(--space-md) 0; }
.showcase p { color: var(--text); }
.stats { display: flex; gap: var(--space-lg); margin-top: var(--space-lg); }
.stat { flex: 1; background: var(--section); border-top: 2px solid var(--ochre); border-radius: 0 0 var(--radius-input) var(--radius-input); padding: var(--space-md); }
.stat__value { font-size: 1.75rem; font-weight: 800; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat__label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em; color: var(--muted); text-transform: uppercase; }
.terminal { background: var(--ink); color: #E3E2DF; border-radius: var(--radius-card); padding: var(--space-lg); box-shadow: var(--shadow-2); }
.terminal__head { display: flex; justify-content: space-between; font-size: 0.75rem; color: #858A93; padding-bottom: 0.75rem; border-bottom: 1px solid #30353D; }
.terminal__head span:first-child { display: flex; align-items: center; gap: var(--space-sm); color: #C2C7D0; }
.terminal__head .dot { color: #34D399; width: 8px; height: 8px; }
.terminal pre {
  margin: var(--space-md) 0; padding: var(--space-md); border-radius: var(--radius-input);
  background: var(--ink-strong); font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem; line-height: 1.7; white-space: pre-wrap; color: #C2C7D0;
}
.terminal__row { display: flex; justify-content: space-between; align-items: center; gap: var(--space-md); padding: 0.75rem var(--space-md); border-radius: var(--radius-input); background: #2A3038; font-size: 0.8rem; }
.terminal__row strong { color: #FFB77D; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; white-space: nowrap; }

/* FAQ */
.faq { max-width: 48rem; margin: 0 auto; display: grid; gap: var(--space-md); text-align: left; }
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--space-lg); box-shadow: var(--shadow-1); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: var(--space-md); cursor: pointer; list-style: none; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.25rem; color: var(--muted); transition: transform 0.2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: 0.75rem; font-size: 0.875rem; line-height: 1.375rem; color: var(--text); }
.center { text-align: center; }
.center .section__head { margin-left: auto; margin-right: auto; }

/* CTA */
.cta { background: linear-gradient(180deg, var(--section), #E9E8E4); border-top: 1px solid var(--border); text-align: center; }
.cta p { max-width: 36rem; margin: var(--space-md) auto var(--space-xl); color: var(--text); }
.cta__mail { display: block; margin-top: var(--space-md); font-size: 0.875rem; font-weight: 600; color: var(--muted); }
.cta__mail a:hover { color: var(--aegean); }
.cta__address { margin-top: var(--space-sm); font-size: 0.8rem; font-style: normal; color: var(--muted); }

/* Footer */
.footer { padding: var(--space-xl) 0; border-top: 1px solid var(--border); font-size: 0.8rem; color: var(--muted); }
.footer__inner { display: flex; flex-wrap: wrap; gap: var(--space-lg); justify-content: space-between; align-items: center; }
.footer__brand { display: flex; align-items: center; gap: 0.75rem; }
.footer__brand img { width: 2rem; height: 2rem; border-radius: 50%; }
.footer nav { display: flex; flex-wrap: wrap; gap: var(--space-lg); font-weight: 500; color: var(--text); }
.footer nav a:hover { color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* Subpages: Impressum, Datenschutz, Support */
.page-head { padding: 4.5rem 0 2rem; }
.page-head p { margin-top: var(--space-md); max-width: 40rem; color: var(--text); }
.legal { max-width: 48rem; padding-bottom: 6rem; }
.legal h2 { font-size: 1.25rem; line-height: 1.75rem; font-weight: 600; letter-spacing: -0.01em; margin: var(--space-xl) 0 var(--space-sm); }
.legal h3 { font-size: 1rem; font-weight: 600; margin: var(--space-lg) 0 var(--space-sm); }
.legal p, .legal li, .legal address { color: var(--text); font-size: 0.95rem; line-height: 1.7; font-style: normal; }
.legal p + p { margin-top: 0.75rem; }
.legal ul { padding-left: 1.25rem; margin: 0.5rem 0; }
.legal a { color: var(--aegean); }
.legal a:hover { text-decoration: underline; }
.legal .note { margin-top: var(--space-lg); padding: var(--space-md); background: var(--section); border: 1px solid var(--border); border-radius: var(--radius-input); font-size: 0.875rem; }
.legal .updated { margin-top: var(--space-xl); font-size: 0.8rem; color: var(--muted); }
.contact-list { display: grid; gap: var(--gutter); grid-template-columns: 1fr; margin-top: var(--space-lg); }
@media (min-width: 768px) { .contact-list { grid-template-columns: repeat(3, 1fr); } }
.contact-list .card { padding: var(--space-lg); }
.contact-list .card strong { display: block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.25rem; }
.contact-list .card a, .contact-list .card span { color: var(--ink); font-weight: 600; font-size: 0.95rem; }

/* Long texts are written per language: <div data-lang-block="de">…; only the active one is shown */
html[lang="tr"] [data-lang-block]:not([data-lang-block="tr"]),
html[lang="en"] [data-lang-block]:not([data-lang-block="en"]),
html[lang="de"] [data-lang-block]:not([data-lang-block="de"]) { display: none; }
/* Visible placeholder for content still missing — must not remain on the live site */
.todo { background: var(--ochre-tint); color: var(--ochre); font-weight: 600; padding: 0 0.25rem; border-radius: 4px; }