/* CMH Dachseite: CMH-Hausstil (wie Energy / AI Consulting). Bühne in Logo-Cyan; jeder Bereich trägt seine eigene Akzentfarbe. */
:root {
  --paper: #e3e8ee;
  --surface: #ffffff;
  --ink: #16233f;
  --muted: #56637a;
  --line: #c6d0db;
  --accent: #0a6f99;
  --hero-bg: #bfe9f7;
  --hero-ink: #16233f;
  --btn: #16233f;
  --btn-ink: #ffffff;
  --signal: #2b86c2;
  /* Bereichsfarben */
  --c-mobile: #1c7293; --c-mobile-soft: #d9eef6; --c-mobile-ink: #0d5675;
  --c-energy: #f2b632; --c-energy-soft: #fdf1d4; --c-energy-ink: #8a5300;
  --c-ai: #7dd8ba;     --c-ai-soft: #e2f6ef;     --c-ai-ink: #157a5e;
  --font-display: "Outfit", "Avenir Next", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Figtree", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --step--1: 0.8125rem;
  --step-0: 1rem;
  --step-1: 1.1875rem;
  --step-2: 1.5rem;
  --step-3: clamp(1.75rem, 1.3rem + 1.8vw, 2.5rem);
  --step-4: clamp(2.375rem, 1.4rem + 3.8vw, 4.25rem);
  --max: 72rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0f1726; --surface: #16213a; --ink: #e6edf5; --muted: #9aa8bc; --line: #2a3854;
    --accent: #6fd6f5; --hero-bg: #0f3446; --hero-ink: #e6edf5;
    --btn: #6fd6f5; --btn-ink: #0f1726; --signal: #6cc4f0;
    --c-mobile: #4fb3d6; --c-mobile-soft: #14324a; --c-mobile-ink: #8fd3ee;
    --c-energy: #f6c64a; --c-energy-soft: #3a2f12; --c-energy-ink: #f6c64a;
    --c-ai: #7dd8ba;     --c-ai-soft: #15352f;     --c-ai-ink: #7dd8ba;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0f1726; --surface: #16213a; --ink: #e6edf5; --muted: #9aa8bc; --line: #2a3854;
  --accent: #6fd6f5; --hero-bg: #0f3446; --hero-ink: #e6edf5;
  --btn: #6fd6f5; --btn-ink: #0f1726; --signal: #6cc4f0;
  --c-mobile: #4fb3d6; --c-mobile-soft: #14324a; --c-mobile-ink: #8fd3ee;
  --c-energy: #f6c64a; --c-energy-soft: #3a2f12; --c-energy-ink: #f6c64a;
  --c-ai: #7dd8ba;     --c-ai-soft: #15352f;     --c-ai-ink: #7dd8ba;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.12; text-wrap: balance; margin: 0; }
p { margin: 0; }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }

.wrap {
  max-width: var(--max);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .wrap { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); }
}
.label {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

/* Kopfzeile */
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10;
  background: var(--surface);
}
.site-head {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 9;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 0.875rem; position: relative; }
.brand { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; color: var(--ink); }
.brand-logo { display: block; height: 30px; width: auto; }
.brand-sub { font-family: var(--font-display); font-weight: 600; font-size: 1.125rem; color: var(--ink); line-height: 1.1; white-space: nowrap; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .brand-logo { background: #fff; padding: 4px 7px; border-radius: 6px; box-sizing: content-box; } }
:root[data-theme="dark"] .brand-logo { background: #fff; padding: 4px 7px; border-radius: 6px; box-sizing: content-box; }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.25rem; border-radius: 999px;
  background: var(--btn); color: var(--btn-ink);
  font-weight: 600; font-size: 0.9375rem; text-decoration: none; border: 1px solid var(--btn);
  cursor: pointer; font-family: var(--font-body);
}
.btn:hover { filter: brightness(1.12); }
.btn.ghost { background: transparent; color: var(--hero-ink); border-color: currentColor; }
.btn.ghost:hover { filter: none; background: color-mix(in srgb, var(--hero-ink) 8%, transparent); }

/* Menü */
.nav { display: flex; align-items: center; gap: 1.25rem; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.5rem; align-items: center; }
.nav ul a { display: block; color: var(--ink); text-decoration: none; font-size: 0.9375rem; font-weight: 500; padding-block: 0.375rem; border-bottom: 2px solid transparent; white-space: nowrap; }
.nav ul a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.nav .btn { padding: 0.5rem 1rem; }
.menu-toggle { display: none; align-items: center; gap: 0.5rem; font: 600 0.9375rem var(--font-body); color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: 0.5rem 0.875rem; cursor: pointer; }
.menu-toggle svg { width: 18px; height: 18px; }
@media (max-width: 820px) {
  .menu-toggle { display: inline-flex; }
  .nav ul { display: none; }
  .nav .btn { display: none; }
  .site-head.open .nav ul {
    display: grid; gap: 0; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 0.5rem max(16px, env(safe-area-inset-left, 0px)) 1rem;
  }
  .site-head.open .nav ul a { padding-block: 0.75rem; border-bottom: 1px solid var(--line); }
}

/* Hero */
.hero { background: var(--hero-bg); color: var(--hero-ink); position: relative; overflow: hidden; }
.hero .arcs { position: absolute; right: -6rem; bottom: -14rem; width: 44rem; height: auto; color: var(--hero-ink); opacity: 0.4; pointer-events: none; }
.hero .wrap { position: relative; display: grid; gap: 3rem; padding-block: 4.5rem 4rem; align-items: center; }
@media (min-width: 980px) { .hero .wrap { grid-template-columns: 1.05fr 1fr; padding-block: 6rem 5.5rem; } }
.hero .label { color: var(--hero-ink); display: block; margin-bottom: 1.25rem; }
.hero h1 { font-size: var(--step-4); font-weight: 300; letter-spacing: -0.02em; }
.hero h1 b { font-weight: 600; }
.hero .lede { font-size: var(--step-1); max-width: 34rem; margin-top: 1.5rem; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

.hub {
  margin: 0; background: var(--surface); color: var(--ink); border-radius: 14px;
  padding: 1.25rem; min-width: 0; box-shadow: 0 18px 40px -24px rgba(22, 35, 63, 0.45);
}
.hub .label { display: block; margin-bottom: 0.5rem; color: var(--muted); }
.hub svg { display: block; width: 100%; height: auto; }
.hub .spoke { fill: none; stroke-width: 2; stroke-dasharray: 3 5; }
.hub .s-mobile { stroke: var(--c-mobile); }
.hub .s-energy { stroke: var(--c-energy); }
.hub .s-ai { stroke: var(--c-ai); }
.hub .core { fill: var(--ink); }
.hub .core-t { fill: var(--surface); font: 700 18px var(--font-display); }
.hub .core-s { fill: var(--surface); font: 500 9.5px var(--font-mono); opacity: 0.8; }
.hub .node rect { stroke-width: 1.75; transition: transform 0.15s; }
.hub .nt { fill: var(--ink); font: 600 15px var(--font-display); }
.hub .ns { fill: var(--muted); font: 500 10px var(--font-mono); }
.hub .n-mobile rect { fill: var(--c-mobile-soft); stroke: var(--c-mobile); }
.hub .n-energy rect { fill: var(--c-energy-soft); stroke: var(--c-energy); }
.hub .n-ai rect { fill: var(--c-ai-soft); stroke: var(--c-ai); }
.hub a:hover rect, .hub a:focus-visible rect { stroke-width: 3; }

/* Abschnitte */
section { scroll-margin-top: 5rem; }
.band { border-top: 1px solid var(--line); }
.band .wrap { padding-block: 5rem; }
.band.alt { background: var(--surface); }
.sec-head { display: grid; gap: 1rem; max-width: 46rem; margin-bottom: 3rem; align-content: start; }
.sec-head h2 { font-size: var(--step-3); font-weight: 400; letter-spacing: -0.01em; }
.sec-head p { color: var(--muted); font-size: var(--step-1); }
.two { display: grid; gap: 2rem; }
@media (min-width: 900px) { .two { grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; } .two .sec-head { margin-bottom: 0; } }

/* Bereichskarten */
.divisions { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
@media (min-width: 900px) { .divisions { grid-template-columns: repeat(3, 1fr); } }
.div {
  --c: var(--accent); --soft: var(--paper); --cink: var(--accent);
  background: var(--surface); border-radius: 14px; padding: 1.75rem;
  display: flex; flex-direction: column; gap: 1rem; min-width: 0;
  border-top: 5px solid var(--c);
  scroll-margin-top: 6rem;
}
.div-mobile { --c: var(--c-mobile); --soft: var(--c-mobile-soft); --cink: var(--c-mobile-ink); }
.div-energy { --c: var(--c-energy); --soft: var(--c-energy-soft); --cink: var(--c-energy-ink); }
.div-ai { --c: var(--c-ai); --soft: var(--c-ai-soft); --cink: var(--c-ai-ink); }
.div-top { display: flex; align-items: center; gap: 0.75rem; }
.div-top .label { color: var(--cink); }
.div-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 10px; background: var(--soft); color: var(--cink); flex: none; }
.div-icon svg { width: 24px; height: 24px; }
.div h3 { font-size: var(--step-2); font-weight: 600; }
.div > p { color: var(--muted); }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; font-size: 0.9375rem; }
.ticks li { position: relative; padding-left: 1.5rem; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 0.5em; width: 0.625rem; height: 0.625rem; border-radius: 3px; background: var(--c); }
.go {
  margin-top: auto; align-self: flex-start;
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.625rem 1.125rem; border-radius: 999px;
  background: var(--soft); color: var(--cink); border: 1px solid var(--c);
  font-weight: 600; font-size: 0.9375rem; text-decoration: none;
}
.go span { transition: transform 0.15s; }
.go:hover span { transform: translateX(3px); }
.ticks { margin-bottom: 0.5rem; }

/* Fakten */
.facts { margin: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
@media (min-width: 520px) { .facts { grid-template-columns: 1fr 1fr; } }
.facts > div { background: var(--surface); padding: 1.5rem; display: grid; gap: 0.25rem; align-content: start; }
.facts dt { font-family: var(--font-display); font-size: var(--step-2); font-weight: 600; }
.facts dd { margin: 0; color: var(--muted); font-size: 0.9375rem; }
.band.alt .facts > div { background: var(--paper); }

/* Kontakt */
.card { background: var(--surface); color: var(--ink); border-radius: 14px; padding: 1.75rem; display: grid; gap: 1.25rem; min-width: 0; }
.row { display: grid; gap: 0.25rem; }
.row .label { color: var(--muted); }
.row .val { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; font-size: var(--step-1); font-weight: 500; word-break: break-word; }
.row .val a { color: var(--ink); text-decoration-color: var(--line); text-underline-offset: 4px; }
.row .val a:hover { color: var(--accent); }
.row address { font-style: normal; font-size: var(--step-1); font-weight: 500; }
.copy { font-family: var(--font-mono); font-size: 0.75rem; padding: 0.25rem 0.625rem; border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--muted); cursor: pointer; }
.copy:hover { border-color: var(--accent); color: var(--accent); }

/* Fuß */
.site-foot { border-top: 1px solid var(--line); }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-block: 2rem; font-size: var(--step--1); color: var(--muted); }
.site-foot nav { display: flex; gap: 1.25rem; }
.site-foot a { color: var(--muted); }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .go span, .hub .node rect { transition: none; } }