/* =========================================================
   bortlik.io – Landingpage
   Reines CSS, kein Framework, keine externen Requests.
   Hell als Default, Dark via [data-theme="dark"].
   Self-hosted Variable-Fonts (Inter, JetBrains Mono).
   ========================================================= */

/* ---------- Fonts (self-hosted, DSGVO-konform) ---------- */
@font-face {
  font-family: "Inter";
  src: url("../assets/fonts/inter-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/fonts/jetbrains-mono-var.woff2") format("woff2");
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Space Grotesk";
  src: url("../assets/fonts/space-grotesk-var.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

/* ---------- Design Tokens ---------- */
:root {
  /* Markenakzent (blau → cyan, aus dem Logo abgeleitet) */
  --accent: #2253d6;
  --accent-2: #0891b2;
  --accent-link: #1c46bd;
  --grad: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  /* dunklerer Brand-Gradient: weiße Schrift/Icons bleiben in beiden Themes gut lesbar */
  --brand-deep: linear-gradient(135deg, #2563eb 0%, #0e7490 100%);

  /* Neutrale Basis (hell) */
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --panel: #ffffff;
  --line: #e6e9f1;
  --line-strong: #d3d9e6;
  --ink: #0c1322;
  --text: #3b4456;
  --muted: #697086;
  --faint: #98a0b3;

  --grid-line: rgba(37, 99, 235, .055);
  --glow-1: rgba(37, 99, 235, .12);
  --glow-2: rgba(6, 182, 212, .12);

  --shadow: 0 1px 2px rgba(13, 19, 35, .04), 0 10px 30px rgba(13, 19, 35, .06);
  --shadow-lg: 0 18px 50px rgba(13, 19, 35, .14);

  --radius: 16px;
  --radius-sm: 11px;
  --radius-lg: 26px;
  --maxw: 1140px;

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --display: "Space Grotesk", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Ink-Panel (CTA / dunkle Flächen) – bewusst KEIN Vollflächen-Gradient */
  --ink-panel: #0b1222;
}

[data-theme="dark"] {
  --accent: #5b8cff;
  --accent-2: #22d3ee;
  --accent-link: #8fb0ff;
  --grad: linear-gradient(135deg, #5b8cff 0%, #22d3ee 100%);

  --bg: #080c16;
  --bg-soft: #0c1120;
  --panel: #0f1525;
  --line: #1c2740;
  --line-strong: #283656;
  --ink: #f2f5fb;
  --text: #bcc6da;
  --muted: #8a95ad;
  --faint: #5d6884;

  --grid-line: rgba(120, 160, 255, .07);
  --glow-1: rgba(91, 140, 255, .16);
  --glow-2: rgba(34, 211, 238, .12);

  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 34px rgba(0, 0, 0, .45);
  --shadow-lg: 0 22px 60px rgba(0, 0, 0, .6);
}

/* ---------- Reset / Base ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "cv11", "ss01";
  transition: background .35s ease, color .35s ease;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

::selection { background: color-mix(in srgb, var(--accent) 26%, transparent); color: var(--ink); }

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

/* Skip-Link (Tastatur) */
.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 16px; border-radius: 10px;
  font-weight: 600; font-size: .9rem; transition: top .2s ease;
}
.skip-link:focus { top: 12px; }

h1, h2, h3 { color: var(--ink); line-height: 1.12; letter-spacing: -.02em; font-weight: 700; }
h1, h2 { font-family: var(--display); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* kleine Utilities (statt Inline-Styles im Markup) */
.section.section--flush-top { padding-top: 0; }
.footer-note { font-family: var(--mono); font-size: .78rem; }

.mono { font-family: var(--mono); }
/* Marker-Highlight statt Gradient-Text (vermeidet den "AI-generiert"-Look) */
.accent-text {
  color: var(--ink);
  background-image: linear-gradient(transparent 60%, color-mix(in srgb, var(--accent) 24%, transparent) 0);
  background-repeat: no-repeat;
  padding: 0 .04em;
}

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase; color: var(--accent-link);
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: currentColor; opacity: .6;
}
[data-theme="dark"] .eyebrow { color: var(--accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 22px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: .95rem; cursor: pointer; white-space: nowrap;
  border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .25s ease, background .2s, border-color .2s, color .2s;
}
.btn svg { width: 17px; height: 17px; }
.btn--primary {
  background: var(--brand-deep); color: #fff;
  box-shadow: 0 6px 20px color-mix(in srgb, var(--accent) 40%, transparent);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px color-mix(in srgb, var(--accent) 48%, transparent); }
.btn--ghost { background: var(--panel); color: var(--ink); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-link); transform: translateY(-2px); }
[data-theme="dark"] .btn--ghost:hover { color: var(--accent); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(170%) blur(14px);
  -webkit-backdrop-filter: saturate(170%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; gap: 20px; height: 70px; }

.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); }
.brand__symbol {
  width: 38px; height: 38px; flex-shrink: 0; cursor: pointer;
  background: none; border: 0; padding: 0; line-height: 0;
  border-radius: 10px;
  transition: transform .2s ease, opacity .2s ease;
}
.brand__symbol:hover { transform: translateY(-1px) rotate(-3deg); }
.brand__symbol svg { width: 38px; height: 38px; overflow: visible; }
.brand__symbol.is-popping { animation: brand-pop .32s cubic-bezier(.34,1.56,.64,1) forwards; pointer-events: none; }
@keyframes brand-pop {
  0%   { transform: scale(1); opacity: 1; }
  45%  { transform: scale(1.35) translateY(-6px); opacity: 1; }
  100% { transform: scale(.2) translateY(-14px); opacity: 0; }
}
.brand__symbol.is-hidden { opacity: 0; pointer-events: none; }
.brand__symbol.is-returning { animation: brand-return .42s cubic-bezier(.34,1.56,.64,1) forwards; }
@keyframes brand-return {
  0%   { transform: scale(.2) translateY(-12px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}
.brand__word { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name { font-family: var(--display); font-weight: 700; font-size: 1.16rem; letter-spacing: -.02em; color: var(--ink); }
.brand__name .dot { color: var(--accent-link); }
[data-theme="dark"] .brand__name .dot { color: var(--accent); }
.brand__tag { font-family: var(--mono); font-size: .56rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); font-weight: 500; }

.nav__spacer { flex: 1; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a { color: var(--text); font-size: .92rem; font-weight: 500; position: relative; transition: color .2s; white-space: nowrap; }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -5px; height: 1.5px;
  background: var(--accent); transition: right .25s ease;
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { right: 0; }

.nav__actions { display: flex; align-items: center; gap: 12px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  border: 1px solid var(--line); background: var(--panel);
  color: var(--text); cursor: pointer; display: grid; place-items: center;
  transition: color .2s, border-color .2s, background .2s;
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); }
.icon-btn svg { width: 18px; height: 18px; }
.lang-toggle {
  width: auto; min-width: 40px; padding: 0 11px;
  font-family: var(--mono); font-size: .78rem; font-weight: 600; letter-spacing: .08em;
}

.theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

.nav__cta { display: inline-flex; }
.nav__burger { display: none; }

/* mobile menu */
.mobile-menu {
  display: none; position: fixed; inset: 70px 0 auto 0; z-index: 55;
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: 14px 24px 22px;
}
.mobile-menu.is-open { display: block; animation: fade-down .2s ease; }
@media (min-width: 721px) { .mobile-menu, .mobile-menu.is-open { display: none; } }
.mobile-menu a {
  display: block; padding: 13px 4px; font-size: 1.05rem; font-weight: 500;
  color: var(--ink); border-bottom: 1px solid var(--line);
}
.mobile-menu a:last-of-type { border-bottom: 0; }
@keyframes fade-down { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ---------- Hero ---------- */
.hero { position: relative; padding: clamp(36px, 5vw, 68px) 0 clamp(32px, 4vw, 56px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px) 0 0 / 46px 46px,
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px) 0 0 / 46px 46px;
  -webkit-mask-image: radial-gradient(120% 90% at 70% 0%, #000 35%, transparent 78%);
  mask-image: radial-gradient(120% 90% at 70% 0%, #000 35%, transparent 78%);
}
.hero::after {
  content: ""; position: absolute; z-index: 0; pointer-events: none;
  top: -12%; right: -8%; width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle at center, var(--glow-1), transparent 62%);
  filter: blur(6px);
}
.hero .container { position: relative; z-index: 1; }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 0 clamp(28px, 4vw, 64px); align-items: center; }

.badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 14px; border-radius: 999px;
  background: var(--panel); border: 1px solid var(--line);
  font-size: .82rem; color: var(--text); font-weight: 500; box-shadow: var(--shadow);
}
.badge .pulse { position: relative; width: 8px; height: 8px; border-radius: 50%; background: #22c55e; }
.badge .pulse::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: #22c55e;
  animation: pulse-ring 2s ease-out infinite;
}
@keyframes pulse-ring { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(3.4); opacity: 0; } }

.hero h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); letter-spacing: -.035em; margin: 22px 0 0; }
.hero h1 .line { display: block; }
.hero__sub { margin-top: 22px; font-size: clamp(1.04rem, 1.5vw, 1.2rem); color: var(--text); max-width: 46ch; }
.hero__sub strong { color: var(--ink); font-weight: 600; }
.hero__actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 14px; }

.hero__stats { grid-column: 1 / -1; margin-top: 40px; display: flex; flex-wrap: wrap; gap: 14px 34px; }
.stat__num { font-family: var(--mono); font-size: 1.45rem; font-weight: 700; color: var(--ink); letter-spacing: -.02em; }
.stat__label { font-size: .82rem; color: var(--muted); }

/* Hero Architektur-Visual */
.hero__visual { position: relative; grid-column: 2; grid-row: 1 / 3; align-self: center; }
.arch-card {
  position: relative; border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  background:
    radial-gradient(130% 110% at 100% 0%, var(--glow-2), transparent 52%),
    linear-gradient(180deg, color-mix(in srgb, var(--accent) 5%, var(--panel)), var(--panel));
  box-shadow: var(--shadow-lg); padding: 20px 22px 24px; overflow: hidden;
  color: var(--ink);
}
.arch-card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none;
  background: linear-gradient(160deg, color-mix(in srgb, var(--accent) 45%, transparent), transparent 40%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: .5;
}
.arch-card__bar { display: flex; align-items: center; gap: 7px; margin-bottom: 12px; }
.arch-card__bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); display: inline-block; }
.arch-card__bar i:first-child { background: #ef6b5e; } .arch-card__bar i:nth-child(2) { background: #f5bd4f; } .arch-card__bar i:nth-child(3) { background: #5dc466; }
.arch-card__bar span { font-family: var(--mono); font-size: .7rem; color: var(--muted); margin-left: 8px; letter-spacing: .04em; }
.arch-card svg { width: 100%; height: auto; }

/* ---------- Section base ---------- */
.section { position: relative; padding: clamp(64px, 9vw, 116px) 0; }
.section--soft { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section__head { margin-bottom: 52px; }
.section__head--center { text-align: center; }
.section__head--center .eyebrow::before { display: none; }
.section__title { font-size: clamp(1.7rem, 3.2vw, 2.5rem); margin-top: 14px; }
.section__lead { margin-top: 16px; color: var(--text); font-size: 1.06rem; max-width: 58ch; }
.section__head--center .section__lead { margin-left: auto; margin-right: auto; }

/* ---------- Facts strip ---------- */
.facts {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
}
.fact { background: var(--panel); padding: 24px 22px; }
.fact__k { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.fact__v { margin-top: 7px; font-size: 1.04rem; font-weight: 600; color: var(--ink); }
.fact__v small { display: block; font-weight: 400; font-size: .86rem; color: var(--muted); margin-top: 2px; }

/* ---------- Services ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(265px, 1fr)); gap: 18px; }
.card {
  position: relative; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--grad); opacity: 0;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  transition: opacity .25s ease; pointer-events: none;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.card:hover::before { opacity: .9; }
.card__icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  color: var(--accent-link); background: color-mix(in srgb, var(--accent) 12%, transparent);
  margin-bottom: 18px;
}
[data-theme="dark"] .card__icon { color: var(--accent); }
.card__icon svg { width: 23px; height: 23px; }
.card h3 { font-size: 1.14rem; margin-bottom: 9px; }
.card p { color: var(--text); font-size: .96rem; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }
.tag {
  font-family: var(--mono); font-size: .74rem; padding: 4px 10px; border-radius: 7px;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--muted);
}
[data-theme="dark"] .tag { background: color-mix(in srgb, var(--bg) 60%, transparent); }

/* ---------- Tech-Stack ---------- */
.stack { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px 40px; }
.stack__group h3 {
  font-family: var(--mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent-link); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--line);
}
[data-theme="dark"] .stack__group h3 { color: var(--accent); }
.stack__group ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.stack__group li {
  font-size: .9rem; color: var(--text); padding: 5px 12px; border-radius: 8px;
  background: var(--panel); border: 1px solid var(--line);
}

/* ---------- Profil / Trust ---------- */
.profile { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(28px, 4vw, 60px); align-items: start; }
.profile__lead .section__title { margin-bottom: 18px; }
.profile__lead p { color: var(--text); font-size: 1.05rem; margin-bottom: 16px; }
.profile__pubs { margin-top: 4px; }
.profile__pubs a { color: var(--accent-link); font-size: .92rem; border-bottom: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
[data-theme="dark"] .profile__pubs a { color: var(--accent); }
.profile__lead p:last-child { margin-bottom: 0; }
.profile__lead strong { color: var(--ink); font-weight: 600; }
.certs { display: grid; gap: 12px; align-self: center; }
.cert {
  display: flex; align-items: center; gap: 15px; padding: 16px 18px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color .2s, transform .2s;
}
.cert:hover { border-color: var(--line-strong); transform: translateX(3px); }
.cert__mark {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0; display: grid; place-items: center;
  color: #fff; background: var(--brand-deep);
}
.cert__mark svg { width: 20px; height: 20px; }
.cert strong { display: block; font-size: .98rem; color: var(--ink); }
.cert span { font-size: .85rem; color: var(--muted); }

/* ---------- Timeline ---------- */
.timeline { position: relative; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.tl { position: relative; padding: 0 0 36px 38px; }
.tl:last-child { padding-bottom: 0; }
.tl::before {
  content: ""; position: absolute; left: 0; top: 5px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--accent); box-shadow: 0 0 0 4px var(--bg);
}
.tl__period { font-family: var(--mono); font-size: .8rem; color: var(--accent-link); font-weight: 600; }
[data-theme="dark"] .tl__period { color: var(--accent); }
.tl__role { font-size: 1.15rem; font-weight: 700; color: var(--ink); margin: 5px 0 2px; }
.tl__org { color: var(--muted); font-size: .9rem; margin-bottom: 9px; }
.tl__desc { color: var(--text); font-size: .96rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin: 0 auto; }
.faq details {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--panel); margin-bottom: 12px; overflow: hidden;
  transition: border-color .2s;
}
.faq details[open] { border-color: var(--line-strong); }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-weight: 600; color: var(--ink); font-size: 1.03rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:focus-visible { outline-offset: -2px; } /* nicht vom overflow:hidden des details geklippt */
.faq summary .chev { flex-shrink: 0; color: var(--accent); transition: transform .25s ease; }
.faq details[open] summary .chev { transform: rotate(180deg); }
.faq__body { padding: 0 22px 20px; color: var(--text); font-size: .98rem; }

/* ---------- CTA ---------- */
.cta-wrap { position: relative; }
.cta {
  position: relative; overflow: hidden; text-align: center; color: #fff;
  background: var(--ink-panel);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg); padding: clamp(46px, 6vw, 76px) 32px;
  box-shadow: var(--shadow-lg);
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px) 0 0 / 42px 42px,
    linear-gradient(to bottom, rgba(255,255,255,.05) 1px, transparent 1px) 0 0 / 42px 42px;
  -webkit-mask-image: radial-gradient(75% 80% at 50% 0%, #000, transparent 72%);
  mask-image: radial-gradient(75% 80% at 50% 0%, #000, transparent 72%);
}
.cta::after {
  content: ""; position: absolute; top: -40%; left: 50%; transform: translateX(-50%);
  width: 560px; height: 380px; pointer-events: none;
  background: radial-gradient(circle at center, rgba(91,140,255,.28), transparent 64%);
}
.cta > * { position: relative; }
.cta .eyebrow { color: #8fb0ff; }
.cta h2 { color: #fff; font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
.cta p { margin: 14px auto 30px; max-width: 52ch; color: rgba(233,238,248,.86); }
.cta__actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.cta .btn--light { background: #fff; color: #0b1222; }
.cta .btn--light:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,0,0,.3); }
.cta .btn--outline { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.28); color: #fff; }
.cta .btn--outline:hover { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.5); transform: translateY(-2px); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 36px; background: var(--bg); }
.footer-top { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; justify-content: space-between; }
.footer-brand { max-width: 320px; }
.footer-brand p { color: var(--muted); font-size: .9rem; margin-top: 12px; }
.footer-cols { display: flex; gap: 56px; flex-wrap: wrap; }
.footer-col h3 { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; font-weight: 600; }
.footer-col a { display: block; color: var(--text); font-size: .92rem; padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: var(--accent-link); }
[data-theme="dark"] .footer-col a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 38px; padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  color: var(--muted); font-size: .85rem;
}
.footer-copy { color: var(--muted); font-size: .88rem; }
.footer-copy a { color: var(--accent-link); }
[data-theme="dark"] .footer-copy a { color: var(--accent); }

/* ---------- Reveal (nur wenn JS aktiv ist, sonst alles sichtbar) ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

/* animierte Verbindungslinien im Architektur-Visual */
.arch-flow { stroke-dasharray: 5 7; animation: arch-dash 1.6s linear infinite; }
@keyframes arch-dash { to { stroke-dashoffset: -24; } }
.arch-pulse { animation: arch-blink 2.6s ease-in-out infinite; }
@keyframes arch-blink { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }

/* ===================================================================
   EASTER-EGG: Logo-Fallschirm-Maskottchen
   =================================================================== */
.mascot {
  position: fixed; top: 0; left: 0; width: 130px; height: 173px;
  z-index: 9999; pointer-events: none; will-change: transform; opacity: 0;
}
.mascot svg { width: 100%; height: 100%; overflow: visible; }
.mascot__swing { transform-box: fill-box; transform-origin: 50% 0%; animation: mascot-swing 1.5s ease-in-out infinite alternate; }
@keyframes mascot-swing { from { transform: rotate(-7deg); } to { transform: rotate(7deg); } }
.mascot__canopy { transform-box: fill-box; transform-origin: 50% 100%; animation: canopy-breathe 1.5s ease-in-out infinite alternate; }
@keyframes canopy-breathe { from { transform: scaleX(.975) scaleY(1.01); } to { transform: scaleX(1.025) scaleY(.99); } }

/* ---------- Legal pages ---------- */
.legal { padding: 56px 0 80px; max-width: 760px; }
.legal h1 { font-size: clamp(1.8rem, 4vw, 2.2rem); margin-bottom: 22px; }
.legal h2 { font-size: 1.2rem; margin: 30px 0 10px; color: var(--ink); }
.legal p, .legal li { color: var(--text); margin-bottom: 10px; }
.legal ul { padding-left: 22px; }
.legal a { color: var(--accent-link); }
[data-theme="dark"] .legal a { color: var(--accent); }
.back-link { display: inline-flex; align-items: center; gap: 7px; color: var(--accent-link); font-weight: 600; margin-bottom: 28px; }
[data-theme="dark"] .back-link { color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { max-width: 460px; margin-top: 8px; grid-row: auto; grid-column: auto; }
  .profile { grid-template-columns: 1fr; }
  .facts { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav__links, .nav__cta { display: none; }
  .nav__burger { display: grid; width: 44px; height: 44px; }
  .hero__stats { gap: 14px 26px; }
  .footer-col a { padding: 10px 0; }
}
@media (max-width: 440px) {
  .facts { grid-template-columns: 1fr; }
  .brand__tag { display: none; }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; }
}