/* ================================================================
   ZebiCOM GmbH – Website Stylesheet
   Eine Datei, keine Frameworks, keine externen Ressourcen.
   Markenfarben laut Logo-Original: #009984 und #89cbc1
   ================================================================ */

:root {
  --bg:          #ffffff;
  --surface:     #f4f8f7;
  --surface-2:   #eaf3f1;
  --ink:         #22312f;
  --ink-soft:    #546461;
  --ink-mute:    #7d8a88;
  --accent:       #009984;  /* Markenfarbe aus dem Logo – Flächen, Linien, Grafik */
  --accent-ink:   #007a6a;  /* dunklere Stufe derselben Farbe, kontraststark für Text */
  --accent-hover: #006558;
  --accent-light: #89cbc1;  /* zweite Logofarbe – Akzente auf dunklem Grund */
  --accent-dark:  #0d312b;  /* dunkles Band, Fußzeile */
  --accent-soft:  #e0f2ef;
  --line:         #e2eae8;
  --line-strong:  #ccdbd7;

  --wrap: 1140px;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(13,49,43,.04), 0 8px 24px -12px rgba(13,49,43,.12);

  --font: ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
          Arial, "Noto Sans", sans-serif;

  --step--1: clamp(.82rem, .8rem + .1vw, .89rem);
  --step-0:  clamp(1rem, .97rem + .15vw, 1.09rem);
  --step-1:  clamp(1.15rem, 1.08rem + .35vw, 1.35rem);
  --step-2:  clamp(1.4rem, 1.25rem + .7vw, 1.85rem);
  --step-3:  clamp(1.75rem, 1.45rem + 1.4vw, 2.6rem);
  --step-4:  clamp(1.85rem, 1.45rem + 2.4vw, 3.4rem);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  color-scheme: light;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  overflow-wrap: break-word;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;

  /* Seiten mit wenig Inhalt: Fußzeile bleibt am unteren Fensterrand */
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

main { flex: 1 0 auto; }
.site-foot { flex-shrink: 0; }

img, svg, video { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  color: var(--ink);
  line-height: 1.18;
  letter-spacing: -.015em;
  margin: 0 0 .6em;
  font-weight: 700;
  text-wrap: balance;
  overflow-wrap: break-word;   /* letzte Rettung, greift erst nach ­ */
  -webkit-hyphens: manual;
  hyphens: manual;             /* nur an gesetzten Trennstellen umbrechen */
}
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); letter-spacing: -.01em; }
h4 { font-size: var(--step-0); }
p  { margin: 0 0 1em; max-width: 68ch; }
p:last-child { margin-bottom: 0; }

a { color: var(--accent-ink); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 3px;
  border-radius: 3px;
}

hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent-dark); color: #fff;
  padding: .7rem 1.1rem; z-index: 100; border-radius: 0 0 var(--radius) 0;
}
.skip:focus { left: 0; color: #fff; }

/* ---------- Layout ---------------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2.5rem);
}
.band { padding-block: clamp(2.8rem, 7vw, 5.5rem); }
.band--tight { padding-block: clamp(2rem, 4.5vw, 3.4rem); }
.band--tint { background: var(--surface); }
.band--dark { background: var(--accent-dark); color: #fff; }
.band--dark h1, .band--dark h2, .band--dark h3 { color: #fff; }
.band--dark a { color: var(--accent-light); }
.band--dark a:hover { color: #fff; }
.band + .band--tint, .band--tint + .band { border-top: 1px solid var(--line); }

.lede { font-size: var(--step-1); color: var(--ink-soft); max-width: 60ch; }
.muted { color: var(--ink-soft); }
.small { font-size: var(--step--1); }
.center { text-align: center; margin-inline: auto; }

.eyebrow {
  display: block;
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: .9rem;
}
.band--dark .eyebrow { color: var(--accent-light); }

.section-head { max-width: 48rem; margin-bottom: clamp(1.8rem, 4vw, 3rem); }

/* ---------- Kopfzeile ------------------------------------------- */

.site-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-head__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; min-height: 80px;
}
.brand { display: inline-flex; align-items: center; gap: .8rem; flex: 0 0 auto; }
.brand img { height: 50px; width: auto; }
.brand:focus-visible { outline-offset: 6px; }

.nav-toggle, .nav-toggle-label { display: none; }

.nav ul {
  list-style: none; display: flex; align-items: center;
  gap: clamp(.4rem, 1.6vw, 1.4rem); margin: 0; padding: 0;
}
.nav a {
  display: block; padding: .5rem .2rem;
  color: var(--ink-soft); text-decoration: none;
  font-size: var(--step--1); font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  border-bottom: 2px solid transparent;
}
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--accent-ink); border-bottom-color: var(--accent); }

@media (max-width: 860px) {
  .nav-toggle-label {
    display: inline-flex; align-items: center; gap: .55rem;
    font-size: var(--step--1); font-weight: 700; letter-spacing: .08em;
    text-transform: uppercase; color: var(--ink-soft);
    cursor: pointer; padding: .55rem .2rem; user-select: none;
  }
  .nav-toggle-label .bars {
    width: 22px; height: 14px; position: relative; display: inline-block;
  }
  .nav-toggle-label .bars::before,
  .nav-toggle-label .bars::after,
  .nav-toggle-label .bars span {
    content: ""; position: absolute; left: 0; right: 0; height: 2px;
    background: var(--ink); border-radius: 2px;
  }
  .nav-toggle-label .bars::before { top: 0; }
  .nav-toggle-label .bars span { top: 6px; }
  .nav-toggle-label .bars::after { bottom: 0; }

  .nav {
    position: absolute; left: 0; right: 0; top: 100%;
    background: #fff; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    display: none;
  }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: .4rem 0; }
  .nav li + li { border-top: 1px solid var(--line); }
  .nav a {
    padding: .95rem clamp(1.1rem, 4vw, 2.5rem);
    border-bottom: none; border-left: 3px solid transparent;
  }
  .nav a[aria-current="page"] { border-left-color: var(--accent); background: var(--accent-soft); }
  .nav-toggle:checked ~ .nav { display: block; }

  .site-head__inner { min-height: 72px; }
  .brand img { height: 42px; }
}

@media (max-width: 560px) {
  .site-head__inner { min-height: 64px; }
  .brand img { height: 34px; }
}

@media (max-width: 400px) {
  .site-head__inner { min-height: 57px; }
  .brand img { height: 27px; }
}

/* ---------- Schaltflächen --------------------------------------- */

.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--accent-ink); color: #fff;
  border: 1px solid var(--accent-ink); border-radius: 8px;
  padding: .78rem 1.35rem;
  font: inherit; font-weight: 600; font-size: var(--step--1);
  letter-spacing: .02em; text-decoration: none; cursor: pointer;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn--ghost { background: transparent; color: var(--accent-ink); border-color: var(--line-strong); }
.btn--ghost:hover { background: var(--accent-soft); color: var(--accent-ink); border-color: var(--accent); }
.band--dark .btn { background: var(--accent-light); border-color: var(--accent-light); color: #062b25; }
.band--dark .btn:hover { background: #a8dcd4; border-color: #a8dcd4; color: #062b25; }
.band--dark .btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.band--dark .btn--ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }

/* ---------- Startbereich ---------------------------------------- */

.hero { background: var(--bg); padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2rem, 5vw, 4rem); overflow: hidden; }
.hero__grid {
  display: grid; gap: clamp(1.5rem, 4vw, 3.5rem);
  grid-template-columns: 1fr; align-items: center;
}
@media (min-width: 880px) {
  .hero__grid { grid-template-columns: 1.05fr .95fr; }
}
.hero h1 { margin-bottom: 1rem; }
.hero h1 .accent { color: var(--accent-ink); }
.hero__fig { position: relative; }
.hero__fig::before {
  content: ""; position: absolute; inset: auto -8% -6% 4%;
  height: 62%; border-radius: 50%;
  background: radial-gradient(closest-side, var(--accent-soft), transparent 78%);
  z-index: -1;
}
.hero__fig img { margin-inline: auto; width: min(100%, 480px); }

/* ---------- Karten und Raster ----------------------------------- */

.grid { display: grid; gap: clamp(1rem, 2.4vw, 1.6rem); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(248px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.2rem, 2.6vw, 1.7rem);
  display: flex; flex-direction: column; gap: .55rem;
}
.band--tint .card { box-shadow: var(--shadow); }
.card h3 { margin: 0; }
.card p { color: var(--ink-soft); margin: 0; font-size: var(--step--1); line-height: 1.6; }
.card__more {
  margin-top: auto; padding-top: .8rem;
  font-size: var(--step--1); font-weight: 600; text-decoration: none;
}
.card__more::after { content: " →"; }
.card__more:hover { text-decoration: underline; }
.card--link { text-decoration: none; color: inherit; transition: border-color .15s ease; }
.card--link:hover { border-color: var(--accent); color: inherit; }

.card__icon { color: var(--accent); margin-bottom: .3rem; }
.card__icon svg { width: 34px; height: 34px; }

/* Nummerierte Vorteilsliste */
.gains { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.gains li { background: #fff; padding: clamp(1rem, 2.4vw, 1.4rem) clamp(1.1rem, 2.6vw, 1.6rem); display: grid; grid-template-columns: 2.6rem 1fr; gap: .4rem 1rem; align-items: baseline; }
.gains b { display: block; font-size: var(--step-0); }
.gains span.n { color: var(--accent); font-weight: 700; font-variant-numeric: tabular-nums; }
.gains p { grid-column: 2; color: var(--ink-soft); font-size: var(--step--1); margin: .15rem 0 0; }

/* Merkmalsliste mit Häkchen */
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: .8rem; }
.checks li { position: relative; padding-left: 2rem; color: var(--ink-soft); }
.checks li::before {
  content: ""; position: absolute; left: 2px; top: .48em;
  width: 15px; height: 9px;
  border-left: 2.5px solid var(--accent); border-bottom: 2.5px solid var(--accent);
  transform: rotate(-45deg);
}
.checks strong { color: var(--ink); }

/* Kennzahlen */
.stats { list-style: none; margin: 0; padding: 0; display: grid; gap: clamp(1rem, 3vw, 2rem); grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.stats div { font-size: clamp(1.9rem, 1.4rem + 2vw, 2.9rem); font-weight: 700; letter-spacing: -.03em; color: var(--accent); line-height: 1.1; }
.stats p { color: rgba(255,255,255,.78); font-size: var(--step--1); margin: .35rem 0 0; max-width: 26ch; }
.band--tint .stats p, .band:not(.band--dark) .stats p { color: var(--ink-soft); }

/* ---------- Zwei-Spalten-Text ----------------------------------- */

.split { display: grid; gap: clamp(1.6rem, 4vw, 3.5rem); align-items: start; }
@media (min-width: 880px) { .split { grid-template-columns: 1fr 1fr; } }
.split--narrow-first { }
@media (min-width: 880px) { .split--narrow-first { grid-template-columns: .85fr 1.15fr; } }

.quote {
  margin: 0; padding-left: clamp(1rem, 2.5vw, 1.6rem);
  border-left: 3px solid var(--accent);
  font-size: var(--step-2); line-height: 1.3; font-weight: 600;
  letter-spacing: -.02em; color: var(--ink);
}
.band--dark .quote { color: #fff; border-color: var(--accent); }
.quote footer { font-size: var(--step--1); font-weight: 500; color: var(--ink-soft); margin-top: .8rem; letter-spacing: 0; }

/* ---------- Module (Akkordeon) ---------------------------------- */

.modgroup { border-top: 2px solid var(--ink); padding-top: 1.4rem; margin-top: clamp(2.2rem, 5vw, 3.4rem); }
.modgroup:first-of-type { margin-top: 0; }
.modgroup > h2 { font-size: var(--step-2); margin-bottom: .3rem; }
.modgroup > p.muted { font-size: var(--step--1); margin-bottom: 1.4rem; }

.mod { border-bottom: 1px solid var(--line); }
.mod > summary {
  display: flex; align-items: baseline; gap: .9rem;
  padding: 1rem .2rem; cursor: pointer; list-style: none;
  font-weight: 600; font-size: var(--step-0);
}
.mod > summary::-webkit-details-marker { display: none; }
.mod > summary::after {
  content: ""; margin-left: auto; flex: 0 0 auto; align-self: center;
  width: 9px; height: 9px; border-right: 2px solid var(--accent-ink);
  border-bottom: 2px solid var(--accent-ink); transform: rotate(45deg);
  transition: transform .18s ease;
}
.mod[open] > summary::after { transform: rotate(-135deg); }
.mod > summary:hover { color: var(--accent-ink); }
.mod__body { padding: 0 .2rem 1.5rem; max-width: 74ch; }
.mod__body > :first-child { margin-top: 0; }
.mod__body h4 { margin: 1.2rem 0 .3rem; color: var(--accent-ink); font-size: var(--step-0); }
.mod__body ul { margin: .4rem 0 1rem; padding-left: 1.2rem; color: var(--ink-soft); }
.mod__body li { margin-bottom: .35rem; }
.mod__body p { color: var(--ink-soft); }

/* ---------- Kontakt --------------------------------------------- */

.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.4rem, 3vw, 2.2rem); box-shadow: var(--shadow);
}
.contact-list { margin: 0; display: grid; gap: 1rem; }
.contact-list dt {
  font-size: var(--step--1); font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-mute);
}
.contact-list dd { margin: .15rem 0 0; font-size: var(--step-1); }
.contact-list dd a { text-decoration: none; font-weight: 600; }
.contact-list dd a:hover { text-decoration: underline; }

/* Definitionsliste im Impressum */
.facts { display: grid; gap: 0; margin: 0; border-top: 1px solid var(--line); }
.facts > div {
  display: grid; grid-template-columns: 1fr; gap: .1rem;
  padding: .85rem 0; border-bottom: 1px solid var(--line);
}
@media (min-width: 620px) {
  .facts > div { grid-template-columns: 15rem 1fr; gap: 1.5rem; align-items: baseline; }
}
.facts dt { color: var(--ink-soft); font-size: var(--step--1); }
.facts dd { margin: 0; font-weight: 500; }

/* ---------- Fußzeile -------------------------------------------- */

.site-foot { background: var(--accent-dark); color: rgba(255,255,255,.8); padding-block: clamp(2.4rem, 5vw, 3.6rem) 1.6rem; font-size: var(--step--1); }
.site-foot__grid { display: grid; gap: clamp(1.6rem, 4vw, 3rem); grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.site-foot h2 { font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-light); margin-bottom: .9rem; }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.site-foot a { color: rgba(255,255,255,.85); text-decoration: none; }
.site-foot a:hover { color: #fff; text-decoration: underline; }
.site-foot img { width: 172px; margin-bottom: 1.1rem; }
.site-foot__bar {
  margin-top: clamp(1.8rem, 4vw, 2.8rem); padding-top: 1.2rem;
  border-top: 1px solid rgba(255,255,255,.14);
  display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; justify-content: space-between;
  color: rgba(255,255,255,.6);
}
.site-foot__bar p { margin: 0; }

/* ---------- LPM-Logo auf der Produktseite ------------------------ */

.lpm-mark { width: clamp(190px, 26vw, 290px); margin-bottom: clamp(1.4rem, 3vw, 2.2rem); }

/* ---------- Grafik: Informationsdrehscheibe ---------------------- */

.hub { width: 100%; max-width: 560px; margin-inline: auto; }
.hub text { font-family: var(--font); }

/* ---------- Hinweisbox ------------------------------------------ */

.note {
  border-left: 3px solid var(--accent); background: var(--surface);
  padding: 1.1rem 1.3rem; border-radius: 0 var(--radius) var(--radius) 0;
  font-size: var(--step--1); color: var(--ink-soft);
}
.note strong { color: var(--ink); }

/* ---------- Rechtsseiten ---------------------------------------- */

.legal { max-width: 860px; }
.legal h2 { font-size: var(--step-1); margin-top: 2.4rem; margin-bottom: .5rem; }
.legal h2:first-of-type { margin-top: 0; }
.legal p, .legal ul { color: var(--ink-soft); }
.legal ul { padding-left: 1.2rem; }
.legal li { margin-bottom: .3rem; }
.legal .facts dd { color: var(--ink); }

/* ---------- Druck ----------------------------------------------- */

@media print {
  .site-head, .site-foot, .btn-row, .nav { display: none !important; }
  body { font-size: 11pt; }
  .band { padding-block: 1rem; }
  .mod__body { display: block !important; }
  a { text-decoration: none; color: #000; }
}

/* ---------- Sprungziele nicht unter der Kopfzeile ---------------- */
:target, [id] { scroll-margin-top: 92px; }