/* ============================================================================
   THEME DARK — durchgehend dunkles Design für alle Seiten.
   Lädt zuletzt. Dreht die Farbvariablen und korrigiert gezielt alle Stellen,
   an denen Weiß oder Navy fest als Hintergrund gesetzt war.
   ============================================================================ */
:root {
  color-scheme: dark;
  --page:      #0a1530;
  --surface-1: #0f1d3b;   /* Sektionen im Wechsel */
  --surface-2: #142650;   /* Karten-Hover, Felder */
  --dark:      #0a1530;

  --c-bg:          var(--page);
  --c-bg-soft:     var(--surface-1);
  --c-bg-tint:     var(--surface-2);
  --c-line:        rgba(255,255,255,.10);
  --c-line-strong: rgba(255,255,255,.22);
  --c-text:        #c8d3e6;
  --c-muted:       #98a9c6;
  --c-ink:         #ffffff;
  --c-navy:        #eef3fb;   /* war Überschrift-/Textfarbe, jetzt hell */
  --c-navy-deep:   #0a1530;   /* bleibt dunkel: Schrift auf Cyan */
  --c-teal:        #22d3ee;
  --c-teal-deep:   #4fdcf0;   /* Links, Kleintitel: hell-cyan */
  --c-blue:        #8db4ff;
  --c-focus:       #4fdcf0;
  --on-dark:       #e9eef7;
  --on-dark-muted: #9fb0cc;
  --grad-text: linear-gradient(100deg, #22d3ee 0%, #8db4ff 100%);
}

html { background: var(--page); }
body { background: var(--page); color: var(--c-text); }
::selection { background: rgba(34,211,238,.35); color: #fff; }
a { color: var(--c-teal-deep); }
h1, h2, h3, h4 { color: #fff; }
:focus-visible { outline-color: var(--cyan, #22d3ee); }

/* ---------------------------------------------------------------- Flächen */
.section { background: var(--page); }
.section--alt { background: var(--surface-1); border-block: 1px solid var(--c-line); }
.section--dark { background: var(--page); }

/* Kopfbereiche: dunkel mit Leuchten */
.hero, .page-hero { background: var(--page); }
.page-hero::before {
  background:
    radial-gradient(40% 90% at 92% 0%, rgba(34,211,238,.20), transparent 70%),
    radial-gradient(32% 70% at 65% 100%, rgba(43,89,224,.22), transparent 70%);
}
.aurora__blob { opacity: .32; }
.aurora__blob--1 { background: #22d3ee; }
.aurora__blob--2 { background: #2b59e0; opacity: .30; }
.aurora__blob--3 { background: #1aa6c4; opacity: .22; }

/* ---------------------------------------------------------------- Header */
.site-header {
  background: rgba(10,21,48,.72);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.site-nav a { color: #e3e9f4; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--cyan, #22d3ee); }
.nav-cta.btn--primary {
  background: var(--cyan, #22d3ee); color: var(--c-navy-deep);
}
.nav-cta.btn--primary:hover { background: #5ee3f5; color: var(--c-navy-deep); }
.nav-toggle { border-color: var(--c-line-strong); color: #fff; }

@media (min-width: 861px) {


  .site-nav .sub-menu {
    background: #10203f; border-color: rgba(255,255,255,.12);
    box-shadow: 0 20px 44px -12px rgba(0,0,0,.6);
  }


  .sub-menu a { color: #e3e9f4 !important; }


  .sub-menu a:hover { background: rgba(255,255,255,.06); color: var(--cyan, #22d3ee) !important; }


  .sub-menu li:first-child a { color: var(--c-muted) !important; }


  .sub-menu li:last-child { border-top-color: rgba(255,255,255,.12) !important; }


  .sub-menu li:last-child a { color: var(--cyan, #22d3ee) !important; }
}
@media (max-width: 860px) {


  .site-nav { background: #0c1938 !important; border-color: var(--c-line); }


  .site-nav li { border-color: var(--c-line) !important; }


  .sub-menu a { color: var(--c-muted) !important; }
}

/* ---------------------------------------------------------------- Buttons */
.btn--secondary {
  background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.38);
}
.btn--secondary:hover { background: #fff; color: var(--c-navy-deep); border-color: #fff; }
.btn--ghost { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.38); }
.btn--ghost:hover { background: rgba(255,255,255,.08); color: #fff; border-color: #fff; }
.skip-link { background: var(--cyan, #22d3ee); color: var(--c-navy-deep); }
.to-top { background: #1a2d57; color: #fff; border: 1px solid rgba(255,255,255,.15); }

/* ---------------------------------------------------------------- Karten */
.card, .card--flat, .card--accent, .ref-card, .quote-card, .weg-karte, .produkt-karte,
.agb .toc, .post-card {
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.02));
  border: 1px solid var(--c-line);
  box-shadow: none;
}
.card, .weg-karte, .produkt-karte, .post-card { position: relative; overflow: hidden; }
.card:hover, .weg-karte:hover, .produkt-karte:hover, .post-card:hover {
  border-color: rgba(34,211,238,.42);
  box-shadow: 0 18px 40px -24px rgba(0,0,0,.7);
}
/* Spotlight auf allen Karten (Position kommt aus design-v2.js) */
.card::after, .weg-karte::after, .produkt-karte::after, .post-card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 50%), rgba(34,211,238,.10), transparent 45%);
  opacity: 0; transition: opacity .3s ease;
}
.card:hover::after, .weg-karte:hover::after, .produkt-karte:hover::after, .post-card:hover::after { opacity: 1; }
.card__link { color: var(--cyan, #22d3ee); }
.card:hover .card__link { color: #fff; }
.weg-karte--akzent { border-color: rgba(34,211,238,.45); box-shadow: 0 0 0 1px rgba(34,211,238,.15), 0 24px 50px -30px rgba(34,211,238,.45); }
.weg-karte__nr, .weg-karte--akzent .weg-karte__nr { color: var(--cyan, #22d3ee); }
.produkt-karte__branche { color: var(--cyan, #22d3ee); }

/* Listen */
.list-check li::before { border-color: var(--cyan, #22d3ee); }
.steps > li { border-left-color: rgba(255,255,255,.14); }
.steps > li::before { background: linear-gradient(140deg, #22d3ee, #2b59e0); color: var(--c-navy-deep); }

/* ---------------------------------------------------------------- Hero */
.chip { background: rgba(15,29,59,.92); color: #fff; border-color: rgba(255,255,255,.14); }
.chip svg { color: var(--cyan, #22d3ee); }
.hero .btn--primary, .page-hero .btn--primary { color: #fff; }

/* ---------------------------------------------------------------- Formulare */
.field input, .field textarea, .field select {
  background: #0c1a37; color: #fff; border-color: var(--c-line-strong);
}
.field input::placeholder, .field textarea::placeholder { color: #6f82a4; }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--cyan, #22d3ee); box-shadow: 0 0 0 3px rgba(34,211,238,.18);
}
.field select option { background: #0c1a37; color: #fff; }
.field label { color: #e3e9f4; }
.funnel__choice { border-color: var(--c-line-strong); color: #e3e9f4; }
.funnel__choice:hover { background: rgba(255,255,255,.05); }
.funnel__choice:has(input:checked) { background: rgba(34,211,238,.12); border-color: var(--cyan, #22d3ee); }
.funnel__progress { background: rgba(255,255,255,.10); }
.funnel__panel legend { color: #fff; }

/* ---------------------------------------------------------------- Sonstiges */
th { background: var(--surface-1); color: #fff; }
td, th { border-color: var(--c-line) !important; }
.mobile-cta { background: rgba(10,21,48,.94); border-top: 1px solid var(--c-line); }
.agb-anbieter { background: var(--surface-1); }
.agb-hinweis { background: rgba(34,211,238,.10); color: var(--c-text); }
.grafik { background: var(--surface-1); border-color: var(--c-line); }
.breadcrumb, .breadcrumb a { color: var(--c-muted); }
.breadcrumb a:hover { color: #fff; }
.text-muted { color: var(--c-muted); }

/* App-Demo: Bedienleiste bleibt lesbar */
.phone-device__nav { background: var(--surface-1); border-color: var(--c-line); }
.appnav { color: var(--c-muted); }
.appnav:hover { background: rgba(255,255,255,.06); }
.appnav.is-active { background: rgba(34,211,238,.16); color: #fff; }

/* CTA-Band hebt sich vom gleich dunklen Rest ab */
.cta-band { border-top: 1px solid rgba(34,211,238,.25); }
.cta-band::before {
  background:
    radial-gradient(45% 90% at 90% 0%, rgba(34,211,238,.28), transparent 70%),
    radial-gradient(40% 80% at 5% 100%, rgba(43,89,224,.40), transparent 70%);
}

/* FAQ */
.faq__item { border-color: var(--c-line) !important; }
.faq__q, .faq__item button { color: #fff; }

/* ============================================================================
   WERKZEUGE (tools.js)
   ============================================================================ */
.section--tool { position: relative; overflow: hidden; isolation: isolate; }
.section--tool::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(45% 60% at 15% 0%, rgba(34,211,238,.12), transparent 70%),
              radial-gradient(40% 60% at 100% 100%, rgba(43,89,224,.18), transparent 70%);
}
.tool {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(2rem, 4vw, 3.5rem);
  padding: clamp(1.5rem, 3.5vw, 2.75rem);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid rgba(34,211,238,.28);
  box-shadow: 0 30px 70px -40px rgba(34,211,238,.45);
}
.tool__head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: var(--sp-4); }
.tool__head .lede { font-size: 1.05rem; }
.tool__meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: var(--sp-5); font-size: var(--fs-sm); color: var(--c-muted); }
.tool__meta span::before { content: "✓ "; color: var(--cyan, #22d3ee); font-weight: 700; }
.tool noscript p { color: var(--c-muted); }

@media (max-width: 900px) {


  .tool { grid-template-columns: 1fr; }
}

@media (min-width: 901px) {


  .tool__head { position: sticky; top: 104px; align-self: start; }
}
/* Handy: Software-Untermenü erst per Pfeil aufklappen */
@media (max-width: 860px) {


  .site-nav .sub-menu { display: none; }


  .site-nav .sub-menu[data-open="true"] { display: block; }
}
.badge-demo { background: rgba(34,211,238,.14); color: var(--cyan, #22d3ee); border: 1px solid rgba(34,211,238,.35); }

/* ============================================================================
   PROJEKT-BRIEFING (Stepper-Formular mit Upload)
   ============================================================================ */
.tool--briefing { grid-template-columns: 1fr; max-width: 920px; margin-inline: auto; }
.tool--briefing .tool__head { position: static; }
.stepper__progress { height: 6px; border-radius: 99px; background: rgba(255,255,255,.08); overflow: hidden; }
.stepper__bar { display: block; height: 100%; width: 20%; border-radius: 99px; background: linear-gradient(90deg, #22d3ee, #2b59e0); transition: width .4s ease; }
.stepper__labels { list-style: none; padding: 0; margin: 12px 0 28px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.stepper__labels li { font-size: var(--fs-xs); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--c-muted); }
.stepper__labels li.is-active { color: #fff; }
.stepper__labels li.is-done { color: var(--cyan, #22d3ee); }
.step { border: 0; padding: 0; margin: 0 0 8px; }
.step legend { font-size: 1.35rem; font-weight: 700; color: #fff; padding: 0; margin-bottom: 18px; }
form[data-stepper]:not(.is-stepper) .step { margin-bottom: 36px; }
form[data-stepper]:not(.is-stepper) [data-next],
form[data-stepper]:not(.is-stepper) [data-prev],
form[data-stepper]:not(.is-stepper) .stepper__progress,
form[data-stepper]:not(.is-stepper) .stepper__labels { display: none; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.field__label { display: block; font-weight: 600; color: #e3e9f4; margin-bottom: 8px; }
.field__opt { font-weight: 400; color: var(--c-muted); font-size: var(--fs-sm); }
.picks { display: flex; flex-wrap: wrap; gap: 8px; }
.picks--stack { flex-direction: column; align-items: flex-start; }
.pick { position: relative; cursor: pointer; }
.pick input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.pick span {
  display: inline-flex; align-items: center; padding: 9px 14px; border-radius: 10px;
  border: 1px solid var(--c-line-strong); color: var(--c-text); font-weight: 600; font-size: var(--fs-sm);
  transition: border-color .15s, background .15s, color .15s;
}
.pick:hover span { border-color: rgba(255,255,255,.4); color: #fff; }
.pick input:checked + span { background: rgba(34,211,238,.14); border-color: var(--cyan, #22d3ee); color: #fff; }
.pick input:checked + span::before { content: "✓"; margin-right: 7px; color: var(--cyan, #22d3ee); }
.pick input:focus-visible + span { outline: 2px solid var(--cyan, #22d3ee); outline-offset: 2px; }
.drop { position: relative; border: 1.5px dashed rgba(255,255,255,.25); border-radius: 14px; background: rgba(255,255,255,.03); transition: border-color .2s, background .2s; }
.drop.is-over { border-color: var(--cyan, #22d3ee); background: rgba(34,211,238,.08); }
.drop input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.drop__label { display: grid; gap: 6px; padding: 26px 20px; text-align: center; color: #e3e9f4; cursor: pointer; }
.drop__label strong { color: var(--cyan, #22d3ee); }
.drop__label span { font-size: var(--fs-sm); color: var(--c-muted); }
.drop:focus-within { border-color: var(--cyan, #22d3ee); }
.drop__list { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; }
.drop__list li { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 10px; background: rgba(255,255,255,.04); border: 1px solid var(--c-line); }
.drop__name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #fff; font-size: var(--fs-sm); }
.drop__size { color: var(--c-muted); font-size: var(--fs-sm); }
.drop__remove { background: none; border: 1px solid var(--c-line-strong); color: #fff; border-radius: 8px; width: 30px; height: 30px; cursor: pointer; font-size: 1.1rem; line-height: 1; }
.drop__remove:hover { border-color: #ffaa5a; color: #ffaa5a; }
.drop__error, .stepper__msg { color: #ffb37a; font-weight: 600; margin-top: 10px; }
.stepper__nav { display: flex; gap: 12px; margin-top: 22px; }
.stepper__nav [data-prev] { margin-right: auto; }
.stepper__nav [data-next], .stepper__nav [data-submit] { margin-left: auto; }
.form-note { margin-bottom: 18px; }
@media (max-width: 640px) {


  .form-grid { grid-template-columns: 1fr; }


  .stepper__labels { display: none; }


  .stepper__progress { margin-bottom: 24px; }
}
.tool--briefing .form { max-width: none; width: 100%; }
.drop .drop__label { display: grid; gap: 6px; margin: 0; font-size: 1rem; font-weight: 500; color: #e3e9f4; }
.drop .drop__label span { display: block; font-size: var(--fs-sm); font-weight: 400; color: var(--c-muted); }
.produkt-karte--ohne-bild { grid-template-columns: 1fr; }

/* Neue Themen innerhalb eines Abschnitts klar absetzen */
.section .wrap > :not(.eyebrow):not(h2) + h2,
.section .wrap > div > :not(.eyebrow):not(h2) + h2 { margin-top: clamp(3.25rem, 6vw, 4.75rem); }
.card h2, .tool h2, .faq h2 { margin-top: 0; }
/* Kontaktwege: Begriff und Wert sauber untereinander */
.card dl, .contact-list { margin: 0; }
.card dt { font-size: var(--fs-sm); color: var(--c-muted); margin-top: 14px; }
.card dt:first-child { margin-top: 0; }
.card dd { margin: 2px 0 0; color: #fff; }
.section h2 + .grid { margin-top: clamp(1.75rem, 3vw, 2.5rem); }

/* Neues Logo (Vektor) */
.brand img { height: 42px; width: auto; display: block; }
.footer-brand img { height: 42px; width: auto; }
@media (max-width: 860px) {
 .brand img { height: 36px; }
}

/* ============================================================================
   FLIESSENDE ÜBERGÄNGE
   Eine durchgehende Fläche. Keine harten Kanten zwischen Abschnitten,
   jedes Leuchten blendet zu den Rändern hin aus.
   ============================================================================ */
.hero, .page-hero, .section, .section--alt, .section--dark, .section--tool, .cta-band {
  border: 0 !important;
}
/* Abgesetzte Abschnitte: Farbband, das oben und unten weich ausläuft */
.section--alt {
  background:
    linear-gradient(180deg, rgba(15,29,59,0) 0%, rgba(15,29,59,1) 22%, rgba(15,29,59,1) 78%, rgba(15,29,59,0) 100%),
    var(--page);
}
/* Leuchten in Abschnitten: Zentrum nach innen, Ränder ausgeblendet */
.section--dark::before, .section--tool::before, .page-hero::before, .cta-band::before {
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 24%, #000 76%, transparent 100%);
          mask-image: linear-gradient(180deg, transparent 0%, #000 24%, #000 76%, transparent 100%);
}
.section--dark::before {
  background:
    radial-gradient(42% 55% at 86% 30%, rgba(34,211,238,.16), transparent 70%),
    radial-gradient(45% 55% at 4% 72%, rgba(43,89,224,.26), transparent 70%);
}
.cta-band::before {
  background:
    radial-gradient(45% 75% at 88% 35%, rgba(34,211,238,.24), transparent 70%),
    radial-gradient(40% 70% at 6% 70%, rgba(43,89,224,.34), transparent 70%);
}
.page-hero::before {
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 55%, transparent 100%);
          mask-image: linear-gradient(180deg, #000 0%, #000 55%, transparent 100%);
}
/* Hero: Aurora läuft nach unten aus statt abgeschnitten zu werden */
.aurora {
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 60%, transparent 92%);
          mask-image: linear-gradient(180deg, #000 0%, #000 60%, transparent 92%);
}
.steps { margin-bottom: var(--sp-6); }

/* ============================================================================
   SCHICHTPLAN-DEMO: geteilte Screenshots (scrollbarer Inhalt + feste App-Leiste)
   ============================================================================ */
.phone-device--dunkel .phone-device__screen { background: #141414; }
.app-screen--split { display: flex; flex-direction: column; }
.app-screen--split .app-screen__body {
  flex: 1 1 auto; min-height: 0; overflow-y: auto; overscroll-behavior: contain;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.app-screen--split .app-screen__body::-webkit-scrollbar { display: none; }
.app-screen--split .app-screen__body:focus-visible { outline: 2px solid var(--cyan, #22d3ee); outline-offset: -2px; }
.app-screen--split img { height: auto; object-fit: initial; }
.app-screen--split .app-screen__body img,
.app-screen--split .app-screen__nav img { width: 100%; display: block; }
.app-screen__nav { flex: none; display: block; }
/* Tippflächen über der App-Leiste im Handy */
.app-screen__tabs {
  position: absolute; left: 0; right: 0; bottom: 0; height: 8.6%;
  display: grid; grid-template-columns: repeat(3, 1fr);
}
.app-screen__tabs .appnav { background: transparent; border: 0; padding: 0; cursor: pointer; }
.app-screen__tabs .appnav:hover { background: rgba(255,255,255,.04); }
/* Hinweis: Wochenplan geht nach unten weiter */
.app-screen--split[data-view="woche"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 8.6%; height: 46px; pointer-events: none;
  background: linear-gradient(180deg, rgba(20,20,20,0), rgba(20,20,20,.92));
  transition: opacity .3s ease;
}
.app-screen--split.is-unten[data-view="woche"]::after { opacity: 0; }
.phone-device__nav--3 { grid-template-columns: repeat(3, 1fr); }
.phone-device--dunkel .app-screen--split { padding-top: 26px; background: #141414; }

/* Formular-Meldungen im dunklen Design */
.form-note { border-radius: 14px; line-height: 1.6; }
.form-note strong { color: #fff; }
.form-note a { color: #fff; text-decoration: underline; }
.form-note--ok { background: rgba(52, 211, 153, .12); border: 1px solid rgba(52, 211, 153, .55); color: #c9f5e2; }
.form-note--error { background: rgba(255, 120, 110, .12); border: 1px solid rgba(255, 120, 110, .6); color: #ffd9d5; }
.form-note--error strong { color: #ffb4ab; }
.form-note:focus { outline: 2px solid rgba(255,255,255,.25); outline-offset: 2px; }