/* NexGen KI-Kompetenz – gemeinsame Gestaltung (Marke NexGen Consulting) */
@font-face { font-family: 'Sora'; src: url('fonts/sora.woff2') format('woff2'); font-weight: 100 800; font-display: swap; }
@font-face { font-family: 'Source Sans 3'; src: url('fonts/source-sans-3.woff2') format('woff2'); font-weight: 200 900; font-display: swap; }

:root {
  --navy: #071c2c;
  --navy-2: #0d2a3d;
  --navy-3: #173a52;
  --accent: #c9560b;
  --accent-strong: #9f3e00;
  --accent-soft: #fff0e4;
  --ink: #101c24;
  --muted: #53636d;
  --surface: #f6f3ed;
  --surface-2: #efeae0;
  --paper: #fffdf9;
  --line: #dcd8cf;
  --ok: #1f7a4d;
  --ok-soft: #e6f3ec;
  --warn: #a15c00;
  --bad: #b3261e;
  --bad-soft: #fbeae8;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow: 0 30px 80px -48px rgba(7, 28, 44, 0.5);
  --shadow-soft: 0 18px 50px -36px rgba(7, 28, 44, 0.35);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --head: 'Sora', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --body: 'Source Sans 3', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 18px/1.62 var(--body); color: var(--ink); background: var(--surface); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg { max-width: 100%; display: block; }
a { color: var(--accent-strong); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
h1, h2, h3, h4 { font-family: var(--head); color: var(--navy); margin: 0; letter-spacing: -0.022em; line-height: 1.12; font-weight: 600; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 4.7vw, 3.85rem); letter-spacing: -0.035em; line-height: 1.04; }
h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); }
h3 { font-size: 1.3rem; line-height: 1.25; }
p { margin: 0 0 1em; text-wrap: pretty; }
::selection { background: rgba(201, 86, 11, 0.22); color: var(--navy); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--paper); padding: 10px 14px; border-radius: 10px; }

.shell { width: min(1180px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(780px, 100% - 40px); margin-inline: auto; }
.eyebrow { font: 600 0.8rem/1 var(--head); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-strong); margin: 0 0 18px; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ''; width: 22px; height: 2px; background: var(--accent); border-radius: 2px; }
.eyebrow--light { color: #ffb37e; }
.lead { font-size: clamp(1.12rem, 1.6vw, 1.32rem); line-height: 1.55; color: #33434d; }
.muted { color: var(--muted); }
.small { font-size: 0.9rem; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font: 600 1rem/1 var(--head); letter-spacing: -0.01em; padding: 17px 26px; border-radius: 999px; border: 1.5px solid transparent; text-decoration: none; cursor: pointer; transition: transform 0.35s var(--ease), background 0.25s, box-shadow 0.35s var(--ease), border-color 0.25s, color 0.25s; white-space: nowrap; }
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: #fff; box-shadow: 0 16px 34px -18px rgba(201, 86, 11, 0.9); }
.btn--primary:hover { background: var(--accent-strong); color: #fff; }
.btn--dark { background: var(--navy); color: #fff; }
.btn--dark:hover { background: var(--navy-3); color: #fff; }
.btn--ghost { border-color: rgba(7, 28, 44, 0.22); color: var(--navy); background: transparent; }
.btn--ghost:hover { border-color: var(--navy); color: var(--navy); background: rgba(7, 28, 44, 0.04); }
.btn--light { border-color: rgba(255, 255, 255, 0.35); color: #fff; background: transparent; }
.btn--light:hover { border-color: #fff; color: #fff; background: rgba(255, 255, 255, 0.08); }
.btn--sm { padding: 12px 18px; font-size: 0.92rem; }
.btn[disabled] { opacity: 0.45; pointer-events: none; }
.arrow { transition: transform 0.35s var(--ease); display: inline-block; }
.btn:hover .arrow { transform: translateX(4px); }

/* Kopfzeile */
.top { position: sticky; top: 0; z-index: 50; background: rgba(246, 243, 237, 0.86); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px); border-bottom: 1px solid transparent; transition: border-color 0.3s; }
.top.is-stuck { border-bottom-color: var(--line); }
.top__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--navy); font: 600 1.05rem/1 var(--head); letter-spacing: -0.02em; }
.brand__mark { width: 34px; height: 34px; flex: none; }
.brand small { display: block; font: 500 0.72rem/1 var(--body); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-top: 5px; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { color: var(--navy); text-decoration: none; font: 500 0.98rem/1 var(--body); opacity: 0.82; }
.nav a:not(.btn):hover { opacity: 1; color: var(--accent-strong); }
@media (max-width: 860px) { .nav a:not(.btn) { display: none; } }

/* Fußzeile */
.foot { background: var(--navy); color: #c5d0d8; padding: 64px 0 40px; font-size: 0.98rem; }
.foot a { color: #fff; text-decoration: none; opacity: 0.86; }
.foot a:hover { opacity: 1; text-decoration: underline; }
.foot__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.foot h4 { color: #fff; font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 16px; font-weight: 600; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot__brand { color: #fff; font: 600 1.15rem/1.2 var(--head); margin-bottom: 12px; }
.foot__base { margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, 0.14); display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; font-size: 0.88rem; color: #92a3ae; }
@media (max-width: 860px) { .foot__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot__grid { grid-template-columns: 1fr; } }

/* Textseiten (Rechtliches, Ratgeber) */
.doc { padding: 64px 0 96px; }
.doc h1 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 18px; }
.doc h2 { font-size: 1.45rem; margin: 44px 0 12px; }
.doc h3 { font-size: 1.12rem; margin: 28px 0 8px; }
.doc ul, .doc ol { padding-left: 1.2em; margin: 0 0 1em; }
.doc li { margin-bottom: 0.4em; }
.doc .box { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin: 24px 0; }
.doc .cta { background: var(--navy); color: #dbe4ea; border-radius: var(--radius-lg); padding: 34px; margin: 48px 0 0; }
.doc .cta h2 { color: #fff; margin: 0 0 10px; font-size: 1.6rem; }
.doc .cta p { margin-bottom: 20px; }
.crumb { font-size: 0.92rem; color: var(--muted); margin-bottom: 26px; }
.crumb a { color: var(--muted); }
.meta { color: var(--muted); font-size: 0.95rem; margin-bottom: 30px; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; } }

/* Kaufdialog */
dialog.buy { border: 0; padding: 0; border-radius: 26px; width: min(540px, calc(100vw - 32px)); background: var(--paper); color: var(--ink); box-shadow: 0 50px 120px -40px rgba(7, 28, 44, 0.7); }
dialog.buy::backdrop { background: rgba(7, 28, 44, 0.55); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
dialog.buy[open] { animation: buyin 0.45s var(--ease) both; }
@keyframes buyin { from { opacity: 0; transform: translateY(18px) scale(0.98); } }
.buy__in { padding: 38px 36px 32px; position: relative; display: grid; gap: 0; }
.buy__x { position: absolute; right: 18px; top: 16px; width: 40px; height: 40px; border-radius: 50%; border: 0; background: var(--surface); color: var(--navy); font-size: 1.5rem; line-height: 1; cursor: pointer; }
.buy__x:hover { background: var(--surface-2); }
.buy__eyebrow { font: 600 0.74rem/1 var(--head); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-strong); margin: 0 0 12px; }
.buy__title { font-size: 1.7rem; margin: 0 0 8px; }
.buy__price { color: var(--muted); font-size: 0.98rem; margin: 0 0 24px; }
.buy__price b { font: 600 1.5rem/1 var(--head); color: var(--navy); letter-spacing: -0.03em; margin-right: 6px; }
.buy__check { display: grid; grid-template-columns: 24px 1fr; gap: 14px; align-items: start; background: var(--surface); border: 1.5px solid var(--line); border-radius: 16px; padding: 16px 18px; font-size: 0.97rem; line-height: 1.5; cursor: pointer; margin-bottom: 20px; }
.buy__check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--accent); cursor: pointer; }
.buy__check.shake { animation: shake 0.4s; border-color: var(--accent); }
@keyframes shake { 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }
.buy__go[aria-disabled='true'] { opacity: 0.45; }
.buy__note { margin: 16px 0 0; font-size: 0.88rem; color: var(--muted); text-align: center; }