:root {
  --primary: #3ecf8e;
  --primary-deep: #24b47e;
  --primary-soft: #4ade80;
  --accent-purple: #6b01c2;
  --canvas: #ffffff;
  --canvas-soft: #fafafa;
  --canvas-night: #1c1c1c;
  --canvas-night-soft: #202020;
  --hairline: #dfdfdf;
  --hairline-strong: #c7c7c7;
  --hairline-cool: #ededed;
  --ink: #171717;
  --ink-secondary: #212121;
  --ink-mute: #707070;
  --ink-mute-2: #9a9a9a;
  --ink-faint: #b2b2b2;
  --on-primary: #171717;
  --on-dark: #ffffff;
  color-scheme: light;
}

/*
 * Dark track. Same variable names, swapped values — everything on the page
 * already reads through these custom properties, so this one block is
 * enough to re-theme the whole site. Brand green (--primary*) and the
 * "always dark" surfaces (--canvas-night*, --on-dark) stay constant.
 */
:root.dark {
  --canvas: #1c1c1c;
  --canvas-soft: #181818;
  --canvas-night: #141414;
  --canvas-night-soft: #101010;
  --hairline: #2e2e2e;
  --hairline-strong: #3d3d3d;
  --hairline-cool: #262626;
  --ink: #ffffff;
  --ink-secondary: #f2f2f2;
  --ink-mute: #9a9a9a;
  --ink-mute-2: #707070;
  --ink-faint: #5c5c5c;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  background: var(--canvas);
  color: var(--ink);
  font-family: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  margin: 0;
  padding-inline: 0;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.container { max-width: 1280px; margin-inline: auto; padding-inline: 24px; }

a { color: inherit; }
a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--primary-deep);
  outline-offset: 2px;
}

h1, h2, h3, h4 { margin: 0; text-wrap: balance; }

/* type scale */
.display-xxl { font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 500; line-height: 1.1; letter-spacing: -1.92px; }
.display-xl { font-size: clamp(2rem, 4.6vw, 3rem); font-weight: 500; line-height: 1.1; letter-spacing: -1.44px; }
.display-lg { font-size: clamp(1.6rem, 3.4vw, 2.25rem); font-weight: 500; line-height: 1.15; letter-spacing: -0.72px; }
.display-md { font-size: 1.75rem; font-weight: 500; line-height: 1.2; letter-spacing: -0.42px; }
.heading-lg { font-size: 1.375rem; font-weight: 500; line-height: 1.2; }
.heading-md { font-size: 1.125rem; font-weight: 500; line-height: 1.4; }
.body-lg { font-size: 1.125rem; font-weight: 400; line-height: 1.55; }
.body-md { font-size: 1rem; font-weight: 400; line-height: 1.5; }
.caption { font-size: 0.8125rem; font-weight: 400; line-height: 1.45; color: var(--ink-mute); }
.micro { font-size: 0.75rem; font-weight: 400; line-height: 1.45; }
code, .code-block, .mono-num { font-family: ui-monospace, Menlo, Monaco, Consolas, monospace; }

/* buttons */
.btn {
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1;
  padding: 10px 18px;
  border-radius: 6px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  min-height: 36px;
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-deep); }
.btn-outline { background: var(--canvas); color: var(--ink); border-color: var(--hairline-strong); }
.btn-outline:hover { border-color: var(--ink-mute); }
.btn-link { background: transparent; color: var(--ink); padding: 0; min-height: auto; text-decoration: underline; text-underline-offset: 3px; }

/* pills */
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 9999px; }
.pill-soft { background: var(--canvas-soft); color: var(--ink); border: 1px solid var(--hairline); }
.pill-green { background: var(--primary); color: var(--on-primary); }
.pill-dark { background: var(--canvas-night-soft); color: var(--on-dark); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); display: inline-block; flex: none; }

/* nav */
.navbar { border-bottom: 1px solid var(--hairline); position: sticky; top: env(safe-area-inset-top, 0px); background: var(--canvas); z-index: 10; }
.navbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 16px; flex-wrap: wrap; }
.logo { font-weight: 500; font-size: 1.1rem; letter-spacing: -0.3px; text-decoration: none; }
.logo span { color: var(--primary-deep); }
.navlinks { display: flex; gap: 28px; }
.navlinks a { font-size: 0.9rem; color: var(--ink-mute); text-decoration: none; }
.navlinks a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 10px; }

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 6px;
  border: 1px solid var(--hairline-strong); background: var(--canvas);
  color: var(--ink); cursor: pointer; flex: none;
}
.theme-toggle:hover { border-color: var(--ink-mute); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
:root.dark .theme-toggle .icon-sun { display: block; }
:root.dark .theme-toggle .icon-moon { display: none; }

/* hero */
.hero { padding-block: 56px 0; }
.hero-inner { max-width: 640px; }
.hero-inner .lead { color: var(--ink-mute); margin: 20px 0 28px; max-width: 52ch; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 56px; }

/* mockup stack */
.mockup-stack { position: relative; min-height: 380px; padding-bottom: 64px; }
.pane { background: var(--canvas); border: 1px solid var(--hairline); border-radius: 12px; box-shadow: 0 8px 24px rgba(0,0,0,0.08); overflow: hidden; }
.pane-head { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--hairline-cool); }
.pane-head .title { font-size: 0.8125rem; font-weight: 500; color: var(--ink); }
.pane-back {
  position: absolute; top: 0; left: 0; width: 46%; z-index: 1;
  transform: translate(4%, 10%);
}
.pane-front {
  position: relative; width: 66%; margin-left: 28%; z-index: 2;
}
.win-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; font-size: 0.8125rem; border-bottom: 1px solid var(--hairline-cool); color: var(--ink-mute); }
.win-row:last-child { border-bottom: none; }
.win-row .mult { font-family: ui-monospace, Menlo, Monaco, monospace; color: var(--ink); }
table.calc { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
table.calc th, table.calc td { text-align: left; padding: 10px 16px; border-bottom: 1px solid var(--hairline-cool); }
table.calc th { color: var(--ink-mute-2); font-weight: 500; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
table.calc td.num, table.calc th.num { text-align: right; font-variant-numeric: tabular-nums; font-family: ui-monospace, Menlo, Monaco, monospace; }
table.calc tfoot td { border-bottom: none; border-top: 1px solid var(--hairline-strong); font-weight: 600; }
@media (max-width: 768px) {
  .pane-back { display: none; }
  .pane-front { width: 100%; margin-left: 0; }
  .mockup-stack { min-height: 0; padding-bottom: 40px; }
}

/* sections */
section { padding-block: 64px; }
.band-soft { background: var(--canvas-soft); border-block: 1px solid var(--hairline); }
.section-head { max-width: 640px; margin-bottom: 36px; }
.section-head .eyebrow { color: var(--primary-deep); font-weight: 500; font-size: 0.8125rem; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
p.body-copy { color: var(--ink-mute); max-width: 58ch; }
p.body-copy + p.body-copy { margin-top: 14px; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 32px; }
.step-card { background: var(--canvas); border: 1px solid var(--hairline); border-radius: 12px; padding: 32px; }
.step-card .num { font-size: 0.75rem; color: var(--ink-faint); font-family: ui-monospace, monospace; margin-bottom: 14px; }
.step-card h3 { margin-bottom: 8px; }
.step-card p { margin: 0; color: var(--ink-mute); font-size: 0.9rem; line-height: 1.55; }
@media (max-width: 1023px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }

.code-block { background: var(--canvas-night); color: var(--on-dark); border-radius: 6px; padding: 16px 20px; font-size: 0.875rem; line-height: 1.6; overflow-x: auto; }
.code-block .c1 { color: var(--primary-soft); }
.code-block .c2 { color: #9a9a9a; }

/* example table full */
.example-pane { max-width: 720px; }
.example-meta { color: var(--ink-mute); font-size: 0.875rem; margin: -6px 0 20px; }
.table-scroll { overflow-x: auto; }
.example-note { color: var(--ink-mute-2); font-size: 0.8rem; padding: 14px 16px 0; }

/* features */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); border-radius: 12px; overflow: hidden; }
.feature { background: var(--canvas); padding: 32px 24px; }
.feature .fh { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.feature h3 { font-size: 1rem; }
.feature p { margin: 0; color: var(--ink-mute); font-size: 0.875rem; line-height: 1.55; }
@media (max-width: 1023px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .features { grid-template-columns: 1fr; } }

/* status / pricing-style cards */
.status-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.status-card { border-radius: 12px; padding: 32px; }
.status-card.light { background: var(--canvas); border: 1px solid var(--hairline); }
.status-card.dark { background: var(--canvas-night); color: var(--on-dark); }
.status-card .stitle { margin-bottom: 4px; }
.status-card .ssub { font-size: 0.875rem; margin-bottom: 24px; }
.status-card.light .ssub { color: var(--ink-mute); }
.status-card.dark .ssub { color: #b2b2b2; }
.status-row { display: flex; justify-content: space-between; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--hairline-cool); font-size: 0.9rem; }
.status-card.dark .status-row { border-bottom-color: var(--canvas-night-soft); }
.status-row:last-child { border-bottom: none; }
@media (max-width: 768px) { .status-grid { grid-template-columns: 1fr; } }

footer.footer-light { border-top: 1px solid var(--hairline); padding-block: 48px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-inner .flinks { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-inner a { color: var(--ink-mute); text-decoration: none; font-size: 0.8125rem; }
.footer-inner a:hover { color: var(--ink); }

@media (prefers-reduced-motion: no-preference) {
  .hero-inner { animation: rise 0.45s ease-out; }
  @keyframes rise { from { opacity: 0; transform: translateY(6px);} to { opacity: 1; transform: translateY(0);} }
}

/* legal pages (Impressum / Datenschutz) */
.legal-hero { padding-block: 48px 8px; }
.legal-content { max-width: 68ch; padding-block: 8px 64px; }
.legal-content h2 { font-size: 1.25rem; font-weight: 500; margin-top: 40px; margin-bottom: 12px; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p { color: var(--ink-mute); line-height: 1.6; margin: 0 0 12px; }
.legal-content a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.legal-content ul { color: var(--ink-mute); line-height: 1.6; padding-left: 1.2em; margin: 0 0 12px; }