/* Aleks Digital – app.css */

:root {
  --grund: #120c1f;
  --flaeche: #1b1430;
  --flaeche-2: #221838;
  --karte: rgba(38, 27, 64, 0.62);
  --rand: rgba(167, 159, 192, 0.20);
  --rand-stark: rgba(167, 159, 192, 0.34);
  --text: #f3effa;
  --text-gedaempft: #a79fc0;
  --magenta: #ff2e88;
  --violett: #7c3aed;
  --cyan: #22d3ee;
  --verlauf: linear-gradient(105deg, #ff2e88 0%, #7c3aed 52%, #22d3ee 100%);
  --glow-magenta: 0 0 0 1px rgba(255, 46, 136, 0.28), 0 18px 46px -18px rgba(255, 46, 136, 0.55);
  --glow-cyan: 0 18px 50px -22px rgba(34, 211, 238, 0.55);
  --schatten: 0 24px 60px -30px rgba(5, 2, 12, 0.9);
  --r-s: 14px;
  --r-m: 18px;
  --r-l: 24px;
  --spur: clamp(1.15rem, 4vw, 2rem);
  --breite: 1120px;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 86px; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.06rem);
  line-height: 1.65;
  color: var(--text);
  background-color: var(--grund);
  background-image:
    radial-gradient(60rem 30rem at 82% -8%, rgba(124, 58, 237, 0.30), transparent 62%),
    radial-gradient(44rem 26rem at 6% 4%, rgba(255, 46, 136, 0.18), transparent 60%);
  background-attachment: fixed;
  overflow-x: hidden;
  padding-bottom: env(safe-area-inset-bottom);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(243, 239, 250, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 239, 250, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(70% 55% at 50% 0%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(70% 55% at 50% 0%, #000 0%, transparent 78%);
}

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

h1, h2, h3 {
  margin: 0 0 0.5em;
  line-height: 1.16;
  letter-spacing: -0.015em;
  font-weight: 800;
  text-wrap: balance;
}

h1 { font-size: clamp(2rem, 1.35rem + 3.1vw, 3.3rem); }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.8vw, 2.35rem); }
h3 { font-size: 1.12rem; font-weight: 700; }
p { margin: 0 0 1rem; }

a { color: var(--text); text-decoration-color: rgba(34, 211, 238, 0.55); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--cyan); }

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

.verlauf {
  background: var(--verlauf);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.huelle {
  width: 100%;
  max-width: var(--breite);
  margin-inline: auto;
  padding-inline: var(--spur);
  position: relative;
  z-index: 1;
}
.huelle--schmal { max-width: 760px; }
.mitte { text-align: center; }

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 60;
  background: var(--flaeche);
  color: var(--text);
  padding: 0.7rem 1rem;
  border-radius: 0 0 var(--r-s) 0;
}
.skip:focus { left: 0; }

/* Kopf */
.kopf {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(18, 12, 31, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--rand);
}
.kopf__zeile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
}
.marke {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-size: 1.06rem;
  letter-spacing: -0.01em;
}
.marke__zeichen { display: inline-flex; filter: drop-shadow(0 6px 16px rgba(124, 58, 237, 0.5)); }
.marke__text strong { font-weight: 800; }

.burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  border: 1px solid var(--rand-stark);
  border-radius: 12px;
  background: rgba(38, 27, 64, 0.5);
  cursor: pointer;
}
.burger span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.22s ease, opacity 0.2s ease;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.navi {
  display: none;
  position: absolute;
  left: var(--spur);
  right: var(--spur);
  top: calc(100% + 8px);
  padding: 0.6rem;
  border: 1px solid var(--rand-stark);
  border-radius: var(--r-m);
  background: rgba(27, 20, 48, 0.97);
  box-shadow: var(--schatten);
}
.navi.offen { display: block; }
.navi__liste { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.navi__liste a {
  display: block;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
}
.navi__liste a:hover { background: rgba(124, 58, 237, 0.2); }
.navi__liste .knopf { margin-top: 0.35rem; justify-content: center; }

/* Knöpfe */
.knopf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.35rem;
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  color: #14091d;
  background: var(--verlauf);
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--glow-magenta);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}
.knopf:hover { transform: translateY(-2px); filter: brightness(1.06); }
.knopf--klein { padding: 0.6rem 1.05rem; font-size: 0.95rem; }
.knopf--voll { width: 100%; }
.knopf--rand {
  color: var(--text);
  background: rgba(38, 27, 64, 0.55);
  border: 1px solid var(--rand-stark);
  box-shadow: none;
}
.knopf--rand:hover { border-color: rgba(34, 211, 238, 0.6); box-shadow: var(--glow-cyan); }

/* Hero */
.hero { position: relative; padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(2.5rem, 6vw, 4rem); overflow: hidden; }
.hero__licht {
  position: absolute;
  inset: -30% -20% auto -20%;
  height: 130%;
  background:
    radial-gradient(38rem 20rem at 20% 20%, rgba(255, 46, 136, 0.30), transparent 65%),
    radial-gradient(34rem 22rem at 78% 34%, rgba(34, 211, 238, 0.24), transparent 62%),
    radial-gradient(40rem 24rem at 50% 88%, rgba(124, 58, 237, 0.30), transparent 65%);
  filter: blur(6px);
  animation: schweben 22s ease-in-out infinite alternate;
  z-index: 0;
}
@keyframes schweben {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to { transform: translate3d(3%, 2%, 0) scale(1.08); }
}
.hero__inhalt { max-width: 780px; }
.hero__text { color: var(--text-gedaempft); font-size: clamp(1.02rem, 0.98rem + 0.35vw, 1.16rem); max-width: 62ch; }
.hero__knoepfe { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.6rem 0 1.5rem; }

.augen {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--rand-stark);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-gedaempft);
  background: rgba(38, 27, 64, 0.5);
}

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; margin: 0; padding: 0; }
.chip {
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  background: rgba(38, 27, 64, 0.6);
  border: 1px solid transparent;
  background-image: linear-gradient(rgba(38, 27, 64, 0.85), rgba(38, 27, 64, 0.85)), var(--verlauf);
  background-origin: border-box;
  background-clip: padding-box, border-box;
}

/* Blöcke */
.block { padding: clamp(2.8rem, 7vw, 4.6rem) 0; position: relative; }
.block--flaeche { background: linear-gradient(180deg, rgba(27, 20, 48, 0) 0%, rgba(27, 20, 48, 0.85) 12%, rgba(27, 20, 48, 0.85) 88%, rgba(27, 20, 48, 0) 100%); }
.block__text { color: var(--text-gedaempft); max-width: 62ch; }
.hinweis { margin-top: 1.4rem; color: var(--text-gedaempft); font-size: 0.95rem; }

/* Karten */
.karten {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
  grid-template-columns: 1fr;
}
.karte {
  padding: 1.5rem;
  border: 1px solid var(--rand);
  border-radius: var(--r-l);
  background: var(--karte);
  box-shadow: var(--schatten);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.karte:hover { transform: translateY(-3px); border-color: rgba(124, 58, 237, 0.5); box-shadow: var(--schatten), var(--glow-cyan); }
.karte__zeichen {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 1rem;
  border-radius: var(--r-s);
  color: var(--cyan);
  background: rgba(124, 58, 237, 0.22);
  border: 1px solid rgba(34, 211, 238, 0.28);
}
.karte__titel { margin-bottom: 0.15rem; }
.karte__unter { margin: 0 0 0.7rem; font-size: 0.83rem; font-weight: 700; letter-spacing: 0.04em; color: var(--magenta); }
.karte__text { color: var(--text-gedaempft); font-size: 0.97rem; }
.haken { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: 0.45rem; }
.haken li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.93rem;
  color: var(--text-gedaempft);
}
.haken li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 9px;
  height: 9px;
  border-radius: 3px;
  background: var(--verlauf);
}

/* Kacheln */
.kacheln { display: grid; gap: 1rem; margin-top: 2rem; grid-template-columns: 1fr; }
.kachel {
  padding: 1.4rem;
  border: 1px solid var(--rand);
  border-radius: var(--r-l);
  background: rgba(27, 20, 48, 0.6);
}
.kachel p { margin: 0; color: var(--text-gedaempft); font-size: 0.96rem; }
.kachel--schwerpunkt {
  border-color: transparent;
  background-image: linear-gradient(rgba(30, 18, 50, 0.94), rgba(30, 18, 50, 0.94)), var(--verlauf);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  box-shadow: var(--glow-cyan);
}
.marker {
  display: inline-block;
  margin-bottom: 0.7rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  color: #14091d;
  background: var(--verlauf);
}

/* Schritte */
.schritte { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 1rem; grid-template-columns: 1fr; counter-reset: s; }
.schritt {
  position: relative;
  padding: 1.4rem 1.4rem 1.4rem 1.4rem;
  border: 1px solid var(--rand);
  border-radius: var(--r-l);
  background: var(--karte);
}
.schritt__nr {
  display: block;
  margin-bottom: 0.6rem;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--verlauf);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.schritt p { margin: 0; color: var(--text-gedaempft); font-size: 0.96rem; }

/* FAQ */
.faq { display: grid; gap: 0.7rem; margin-top: 2rem; }
.frage {
  border: 1px solid var(--rand);
  border-radius: var(--r-m);
  background: rgba(38, 27, 64, 0.5);
  overflow: hidden;
}
.frage summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.2rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.frage summary::-webkit-details-marker { display: none; }
.frage__pfeil { flex: 0 0 auto; color: var(--cyan); transition: transform 0.2s ease; }
.frage[open] .frage__pfeil { transform: rotate(180deg); }
.frage[open] { border-color: rgba(34, 211, 238, 0.4); }
.frage__text { padding: 0 1.2rem 1.15rem; }
.frage__text p { margin: 0; color: var(--text-gedaempft); font-size: 0.97rem; }

/* Kontakt */
.kontakt { display: grid; gap: 2rem; grid-template-columns: 1fr; }
.kontaktliste { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 1rem; }
.kontaktliste li {
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--rand);
  border-radius: var(--r-m);
  background: rgba(38, 27, 64, 0.45);
}
.kontaktliste__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-gedaempft);
  margin-bottom: 0.2rem;
}
.kontaktliste a { font-weight: 700; }

.formular {
  display: grid;
  gap: 0.9rem;
  padding: 1.5rem;
  border: 1px solid var(--rand-stark);
  border-radius: var(--r-l);
  background: rgba(27, 20, 48, 0.75);
  box-shadow: var(--schatten);
}
.feld { display: grid; gap: 0.35rem; }
.feld--paar { grid-template-columns: 1fr; gap: 0.9rem; }
.feld--paar > div { display: grid; gap: 0.35rem; }
.feld label { font-size: 0.85rem; font-weight: 700; color: var(--text-gedaempft); }
.feld input, .feld select, .feld textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  font: inherit;
  font-size: 0.98rem;
  color: var(--text);
  background: rgba(18, 12, 31, 0.8);
  border: 1px solid var(--rand-stark);
  border-radius: var(--r-s);
}
.feld textarea { resize: vertical; min-height: 110px; }
.feld input:focus, .feld select:focus, .feld textarea:focus { border-color: var(--cyan); }
.feld--haken {
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.6rem;
  font-size: 0.88rem;
}
.feld--haken input { width: 20px; height: 20px; margin-top: 0.2rem; accent-color: var(--magenta); }
.feld--haken label { font-size: 0.88rem; font-weight: 400; color: var(--text-gedaempft); line-height: 1.5; }
.formular__hinweis { margin: 0; font-size: 0.83rem; color: var(--text-gedaempft); }

/* Inhaltsseiten */
.seite__titel { margin-bottom: 1.2rem; }
.text { color: var(--text-gedaempft); }
.text h2 { margin-top: 2.2rem; font-size: 1.35rem; color: var(--text); }
.text h3 { margin-top: 1.6rem; color: var(--text); }
.text ul { padding-left: 1.1rem; display: grid; gap: 0.35rem; }
.text strong { color: var(--text); }
.text a { color: var(--cyan); }
.zurueck { margin-top: 2.5rem; }
.zurueck a { font-weight: 700; color: var(--cyan); }

/* Fuß */
.fuss {
  margin-top: 2rem;
  padding: clamp(2.2rem, 5vw, 3rem) 0 1.2rem;
  border-top: 1px solid var(--rand);
  background: rgba(15, 10, 26, 0.7);
}
.fuss__raster { display: grid; gap: 1.6rem; grid-template-columns: 1fr; }
.fuss__marke { font-weight: 800; font-size: 1.1rem; margin-bottom: 0.4rem; }
.fuss__titel { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; color: var(--text-gedaempft); margin-bottom: 0.35rem; }
.fuss__text { color: var(--text-gedaempft); font-size: 0.94rem; margin: 0; }
.fuss__text a { color: var(--text-gedaempft); }
.fuss__text a:hover { color: var(--text); }
.fuss__zeile {
  margin-top: 2rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--rand);
  font-size: 0.85rem;
  color: var(--text-gedaempft);
}
.fuss__zeile p { margin: 0; }

/* Mobile Kontaktleiste */
.leiste {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 45;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  padding: 0.6rem calc(var(--spur) * 0.75) calc(0.6rem + env(safe-area-inset-bottom));
  background: rgba(18, 12, 31, 0.93);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--rand-stark);
}
.leiste__knopf {
  display: block;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  text-align: center;
  font-weight: 700;
  text-decoration: none;
  color: #14091d;
  background: var(--verlauf);
}
.leiste__knopf--zwei {
  color: var(--text);
  background: rgba(38, 27, 64, 0.85);
  border: 1px solid var(--rand-stark);
}
body { padding-bottom: 5rem; }

/* Breakpoints */
@media (min-width: 640px) {
  .karten { grid-template-columns: repeat(2, 1fr); }
  .kacheln { grid-template-columns: repeat(2, 1fr); }
  .schritte { grid-template-columns: repeat(2, 1fr); }
  .feld--paar { grid-template-columns: 1fr 1fr; }
  .fuss__raster { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  body { padding-bottom: 0; }
  .leiste { display: none; }
  .burger { display: none; }
  .navi {
    display: block;
    position: static;
    padding: 0;
    border: 0;
    background: none;
    box-shadow: none;
  }
  .navi__liste { display: flex; align-items: center; gap: 0.35rem; }
  .navi__liste a { padding: 0.55rem 0.8rem; font-size: 0.96rem; }
  .navi__liste .knopf { margin: 0 0 0 0.4rem; color: #14091d; }
  .schritte { grid-template-columns: repeat(4, 1fr); }
  .kontakt { grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
  .fuss__raster { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .kacheln { grid-template-columns: repeat(4, 1fr); }
  .karten { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1100px) {
  .karte { padding: 1.6rem 1.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .hero__licht { animation: none; }
}