/* =========================================================
   SkyShows – style.css
   Schriften werden lokal eingebunden (DSGVO), siehe README.
   ========================================================= */

@font-face {
  font-family: 'Bricolage Grotesque';
  src: url('../fonts/BricolageGrotesque-Variable.woff2') format('woff2-variations');
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Sans';
  src: url('../fonts/IBMPlexSans-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Sans';
  src: url('../fonts/IBMPlexSans-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}

:root {
  --night:    #05081a;
  --deep:     #0a1030;
  --horizon:  #131d4d;
  --line:     rgba(150, 178, 255, .16);
  --paper:    #f3f5fb;
  --ink:      #090d22;

  --led-cyan:    #4fe3ff;
  --led-magenta: #ff4d9d;
  --led-amber:   #ffc24a;

  --text:       #e8ecfa;
  --text-muted: #a2acce;

  --display: 'Bricolage Grotesque', 'Trebuchet MS', 'Segoe UI', system-ui, sans-serif;
  --body: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --wrap: 1180px;
  --pad: clamp(1.25rem, 5vw, 3.5rem);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

body {
  margin: 0;
  background: var(--night);
  color: var(--text);
  font-family: var(--body);
  font-size: clamp(1rem, .96rem + .2vw, 1.075rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--led-cyan); text-underline-offset: .2em; }

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

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--led-cyan); color: var(--ink); padding: .7rem 1.1rem; font-weight: 500;
}
.skip:focus { left: .75rem; top: .75rem; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.08;
  margin: 0 0 .6em;
  text-wrap: balance;
}
h2 { font-size: clamp(1.9rem, 1.2rem + 2.6vw, 3.1rem); }
h3 { font-size: 1.2rem; letter-spacing: -.01em; line-height: 1.25; }
p { margin: 0 0 1.1em; max-width: 68ch; }

.wrap { width: min(var(--wrap), 100%); margin-inline: auto; padding-inline: var(--pad); }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: transparent;
  transition: background .35s ease, backdrop-filter .35s ease, border-color .35s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(5, 8, 26, .86);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav__inner {
  width: min(var(--wrap), 100%); margin-inline: auto; padding: .95rem var(--pad);
  display: flex; align-items: center; gap: 1.5rem; justify-content: space-between;
}
.brand {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--display); font-weight: 600; font-size: 1.22rem;
  letter-spacing: -.02em; color: var(--text); text-decoration: none;
}
.brand__dot {
  width: .55rem; height: .55rem; border-radius: 50%;
  background: var(--led-cyan);
  box-shadow: 0 0 12px 2px rgba(79, 227, 255, .8);
}
.nav__links { display: flex; align-items: center; gap: 1.6rem; }
.nav__links a {
  color: var(--text-muted); text-decoration: none; font-size: .95rem;
}
.nav__links a:hover { color: var(--text); }
.nav__cta {
  color: var(--ink) !important; background: var(--text);
  padding: .5rem 1rem; border-radius: 999px; font-weight: 500;
}
.nav__cta:hover { background: var(--led-cyan); }
.nav__toggle {
  display: none; background: none; border: 0; padding: .6rem; cursor: pointer;
}
.nav__bars, .nav__bars::before, .nav__bars::after {
  display: block; width: 22px; height: 2px; background: var(--text); content: '';
  transition: transform .25s ease, opacity .2s ease;
}
.nav__bars::before { transform: translateY(-7px); }
.nav__bars::after { transform: translateY(5px); }
.nav__toggle[aria-expanded="true"] .nav__bars { background: transparent; }
.nav__toggle[aria-expanded="true"] .nav__bars::before { transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__bars::after { transform: translateY(-2px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: absolute; inset: 100% 0 auto 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: rgba(5, 8, 26, .97); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    padding: .5rem var(--pad) 1.5rem;
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: .85rem 0; font-size: 1.05rem; width: 100%; }
  .nav__cta { margin-top: .6rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 8rem 0 2.5rem;
  background:
    radial-gradient(120% 80% at 50% 8%, rgba(31, 52, 140, .55) 0%, rgba(5, 8, 26, 0) 65%),
    linear-gradient(180deg, #04061400 0%, #05081a 92%),
    var(--night);
  overflow: hidden;
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__content {
  position: relative; z-index: 2;
  width: min(var(--wrap), 100%); margin-inline: auto; padding-inline: var(--pad);
}
.hero__kicker {
  color: var(--led-cyan); font-size: .95rem; margin-bottom: 1rem;
}
.hero__title {
  font-size: clamp(2.6rem, 1.1rem + 6.4vw, 5.6rem);
  font-weight: 600; margin-bottom: .35em;
}
.hero__lead { font-size: clamp(1.05rem, 1rem + .4vw, 1.25rem); color: var(--text-muted); max-width: 46ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero__meta {
  position: relative; z-index: 2;
  width: min(var(--wrap), 100%); margin: 3rem auto 0; padding-inline: var(--pad);
  color: var(--text-muted); font-size: .85rem;
  border-top: 1px solid var(--line); padding-top: 1rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.5rem; border-radius: 999px; border: 1px solid transparent;
  font: 500 1rem/1 var(--body); text-decoration: none; cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease;
}
.btn--primary { background: var(--led-cyan); color: #04121a; }
.btn--primary:hover { background: #8beeff; }
.btn--ghost { border-color: var(--line); color: var(--text); background: rgba(255,255,255,.03); }
.btn--ghost:hover { border-color: var(--led-cyan); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: #1b2450; }
.btn--wide { width: 100%; padding-block: 1rem; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .55; cursor: progress; }

/* ---------- Sections ---------- */
.section { padding: clamp(4rem, 8vw, 7.5rem) 0; position: relative; }
.section--tight { padding-top: 0; }
.section--dark { background: var(--night); }
.section--deep {
  background:
    radial-gradient(90% 60% at 10% 0%, rgba(38, 60, 150, .35), transparent 70%),
    var(--deep);
}
.section--deep::before,
.section--dark::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(150, 178, 255, .18) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent);
  opacity: .5;
}
.section > .wrap { position: relative; z-index: 1; }

.lead { font-size: 1.15rem; color: var(--text-muted); }
.lead--wide { max-width: 60ch; margin-bottom: 3rem; }

.grid-2 { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }

/* Fakten */
.facts { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.facts li { background: var(--night); padding: 1.35rem 1.4rem; display: grid; gap: .3rem; }
.facts strong {
  font-family: var(--display); font-size: 1.85rem; font-weight: 600;
  letter-spacing: -.02em; color: var(--led-amber);
}
.facts span { color: var(--text-muted); font-size: .92rem; line-height: 1.5; }

/* Bildbänder */
.band {
  margin: 0; position: relative; min-height: clamp(320px, 52vh, 620px);
  background-color: var(--deep);
  background-position: center; background-size: cover; background-repeat: no-repeat;
  display: flex; align-items: flex-end;
  border-block: 1px solid var(--line);
}
.band::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,8,26,.25) 0%, rgba(5,8,26,.15) 45%, rgba(5,8,26,.92) 100%);
}
.band__caption {
  position: relative; z-index: 1;
  width: min(var(--wrap), 100%); margin-inline: auto; padding: 0 var(--pad) 1.6rem;
  color: var(--text-muted); font-size: .88rem;
}
.band--show {
  background-image:
    radial-gradient(1.6px 1.6px at 20% 30%, rgba(255,194,74,.9), transparent),
    radial-gradient(1.6px 1.6px at 62% 22%, rgba(79,227,255,.9), transparent),
    radial-gradient(1.6px 1.6px at 78% 44%, rgba(255,77,157,.9), transparent),
    url('../img/show-1.jpg'),
    radial-gradient(70% 90% at 50% 100%, #1b2a66, #05081a 75%);
}
.band--crew {
  background-image:
    url('../img/show-2.jpg'),
    radial-gradient(70% 90% at 30% 100%, #2a2350, #05081a 75%);
}
.band--proof {
  background-image:
    url('../img/show-01.jpg'),
    radial-gradient(70% 90% at 50% 100%, #1b2a66, #05081a 75%);
}
.band--fireworks {
  background-position: center 30%;
  background-image:
    url('../img/show-02.jpg'),
    radial-gradient(70% 90% at 50% 0%, #3a0f14, #05081a 75%);
}

/* Karten */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.card { background: var(--night); padding: 1.6rem 1.5rem; }
.card h3 { color: var(--text); margin-bottom: .5rem; }
.card p { color: var(--text-muted); font-size: .95rem; margin: 0; }

/* Ablauf / Flugbahn */
.flight { list-style: none; margin: 0; padding: 0; max-width: 780px; }
.flight__step { position: relative; display: grid; grid-template-columns: 3.2rem 1fr; gap: 1.4rem; padding-bottom: 2.6rem; }
.flight__step::before {
  content: ''; position: absolute; left: 1.55rem; top: 2.6rem; bottom: 0; width: 1px;
  background: linear-gradient(180deg, var(--led-cyan), rgba(79,227,255,.12));
}
.flight__step--last::before { display: none; }
.flight__num {
  width: 3.2rem; height: 3.2rem; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--display); font-size: 1.15rem; font-weight: 600;
  color: var(--led-cyan); background: rgba(79, 227, 255, .08);
  border: 1px solid rgba(79, 227, 255, .45);
  box-shadow: 0 0 22px rgba(79, 227, 255, .18);
}
.flight__body h3 { margin-bottom: .4rem; padding-top: .55rem; }
.flight__body p { color: var(--text-muted); margin: 0; }

/* Sicherheit */
.safety { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 2.2rem 2.6rem; }
.safety__item h3 { color: var(--text); margin-bottom: .45rem; padding-left: 1rem; border-left: 2px solid var(--led-magenta); }
.safety__item p { color: var(--text-muted); font-size: .96rem; margin: 0; padding-left: 1rem; }

/* Heller Abschnitt */
.section--light { background: var(--paper); color: var(--ink); }
.section--light h2 { color: var(--ink); }
.section--light a { color: #1436a8; }
.section--light a.btn--dark { color: #fff; }
.grid-2--light { grid-template-columns: 1.2fr .8fr; }
@media (max-width: 860px) { .grid-2--light { grid-template-columns: 1fr; } }
.soc-logo-link {
  display: flex; align-items: center; justify-content: center;
  background: var(--ink); border-radius: 14px; padding: 1.6rem; margin-top: 1.8rem;
  transition: background .2s ease;
}
.soc-logo-link:hover { background: #1b2450; }
.soc-logo-link__img { display: block; width: min(220px, 60%); height: auto; }
.soc-project-photo { display: block; width: 100%; height: 220px; object-fit: cover; border-radius: 14px; margin-bottom: 1.8rem; }
.services { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(9,13,34,.15); }
.services li {
  padding: .85rem .2rem; border-bottom: 1px solid rgba(9,13,34,.15);
  font-size: .98rem; color: #262f52;
}
.cta-row { margin-top: 1.8rem; }

/* Formular */
.form-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
@media (max-width: 860px) { .form-layout { grid-template-columns: 1fr; } }
.form-intro p { color: var(--text-muted); }
.contact { margin: 2rem 0 0; display: grid; grid-template-columns: auto 1fr; gap: .35rem 1.2rem; font-size: .95rem; }
.contact dt { color: var(--text-muted); }
.contact dd { margin: 0; }

.form {
  background: rgba(5, 8, 26, .55);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  backdrop-filter: blur(6px);
}
.field { display: grid; gap: .4rem; margin-bottom: 1.1rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
.field label { font-size: .92rem; color: var(--text-muted); }
.opt { color: #6f7ba3; }
.field input, .field textarea {
  font: 400 1rem/1.5 var(--body);
  color: var(--text);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: .75rem .85rem;
  width: 100%;
}
.field textarea { resize: vertical; min-height: 8rem; }
.field input:focus, .field textarea:focus { border-color: var(--led-cyan); outline: none; box-shadow: 0 0 0 3px rgba(79,227,255,.18); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: var(--led-magenta); }
.field--check { grid-template-columns: auto 1fr; align-items: start; gap: .7rem; }
.field--check input { width: 1.1rem; height: 1.1rem; margin-top: .25rem; accent-color: var(--led-cyan); }
.field--check label { font-size: .88rem; line-height: 1.5; }
.gotcha { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.form__status { margin: 1rem 0 0; font-size: .95rem; min-height: 1.2em; }
.form__status.is-ok { color: var(--led-cyan); }
.form__status.is-error { color: var(--led-magenta); }
.note { padding: .9rem 1rem; border-radius: 8px; font-size: .95rem; margin: 0 0 1.4rem; }
.note--ok { background: rgba(79,227,255,.12); border: 1px solid rgba(79,227,255,.4); }
.note--error { background: rgba(255,77,157,.12); border: 1px solid rgba(255,77,157,.4); }

/* Footer */
.footer { background: #03050f; border-top: 1px solid var(--line); padding: 3rem 0; font-size: .92rem; color: var(--text-muted); }
.footer__inner { display: flex; flex-wrap: wrap; gap: 1.5rem 3rem; justify-content: space-between; align-items: flex-start; }
.footer p { margin: 0 0 .3rem; }
.footer__brand { font-family: var(--display); font-size: 1.15rem; color: var(--text); letter-spacing: -.02em; }
.footer__links { display: grid; gap: .45rem; }
.footer__links a { color: var(--text-muted); text-decoration: none; }
.footer__links a:hover { color: var(--led-cyan); }

/* =========================================================
   Scroll-Effekte, FAQ, Statement – Ergänzungen
   ========================================================= */

/* Lesefortschritt im Header */
.nav__progress {
  height: 2px; width: 100%; transform-origin: 0 50%; transform: scaleX(0);
  background: linear-gradient(90deg, var(--led-cyan), var(--led-magenta), var(--led-amber));
  transition: transform .1s linear;
  opacity: 0;
}
.nav.is-stuck .nav__progress { opacity: 1; }

/* Einblenden beim Scrollen */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s cubic-bezier(.22,.61,.36,1), transform .7s cubic-bezier(.22,.61,.36,1);
  transition-delay: var(--d, 0ms);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* Parallax der Bildbänder */
.band { background-position: center calc(50% + var(--py, 0px)); overflow: hidden; }
.band__caption {
  transform: translateY(var(--cap, 0px));
  transition: opacity .6s ease;
}

/* Hero fadet beim Wegscrollen aus */
.hero__content, .hero__meta { will-change: transform, opacity; }

/* Ablauf: Wegpunkte leuchten auf, wenn sie erreicht werden */
.flight__num { transition: color .5s ease, background .5s ease, border-color .5s ease, box-shadow .5s ease; }
.flight__step:not(.is-lit) .flight__num {
  color: var(--text-muted);
  border-color: var(--line);
  background: rgba(255,255,255,.02);
  box-shadow: none;
}
.flight__step::before {
  background: linear-gradient(180deg, var(--led-cyan) 0%, rgba(79,227,255,.12) 100%);
  background-size: 100% 100%;
  transform: scaleY(var(--lit, 0));
  transform-origin: top;
  transition: transform .9s cubic-bezier(.22,.61,.36,1);
}
@media (prefers-reduced-motion: reduce) {
  .flight__step::before { transform: none; }
  .flight__step .flight__num { color: var(--led-cyan); }
}

/* Statement-Zwischenstück */
.statement {
  background: var(--night);
  padding: clamp(5rem, 11vw, 9rem) 0;
  border-block: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.statement::after {
  content: ''; position: absolute; inset: auto -10% -60% -10%; height: 70%;
  background: radial-gradient(50% 100% at 50% 100%, rgba(79,227,255,.16), transparent 70%);
  pointer-events: none;
}
.statement__text {
  font-family: var(--display);
  font-size: clamp(1.5rem, .9rem + 2.4vw, 2.7rem);
  font-weight: 500; line-height: 1.25; letter-spacing: -.02em;
  max-width: 24ch; margin: 0 auto; text-align: center; color: var(--text);
  position: relative; z-index: 1;
}

/* Mehr Luft: Karten stehen frei statt in einem Raster-Block */
.cards {
  background: none; border: 0;
  gap: 1.4rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.8rem 1.6rem 2rem;
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.01));
}
@media (min-width: 900px) {
  .card:nth-child(even) { transform: translateY(2.2rem); }
  .cards { padding-bottom: 2.2rem; }
}
.facts { gap: 1px; }
.section--tight { padding-top: clamp(2.5rem, 6vw, 5rem); }
.safety { gap: 2.8rem 3.4rem; }
.flight { margin-top: 1rem; }
.flight__step { padding-bottom: 3.2rem; }

/* FAQ */
.faq-layout {
  display: grid; grid-template-columns: .8fr 1.2fr;
  gap: clamp(2rem, 5vw, 4.5rem); align-items: start;
}
@media (max-width: 860px) { .faq-layout { grid-template-columns: 1fr; } }
.faq-intro { position: sticky; top: 7rem; }
@media (max-width: 860px) { .faq-intro { position: static; } }

.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__head { margin: 0; font-size: inherit; }
.faq__btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  background: none; border: 0; cursor: pointer; text-align: left;
  padding: 1.35rem 0;
  color: var(--text);
  font: 500 1.08rem/1.35 var(--display);
  letter-spacing: -.01em;
  transition: color .25s ease;
}
.faq__btn:hover { color: var(--led-cyan); }
.faq__icon {
  position: relative; flex: 0 0 auto; width: 1.4rem; height: 1.4rem;
  border-radius: 50%; border: 1px solid var(--line);
  transition: transform .35s ease, border-color .35s ease, background .35s ease;
}
.faq__icon::before, .faq__icon::after {
  content: ''; position: absolute; inset: 50% 25%; height: 1px; background: currentColor;
  transform: translateY(-50%);
}
.faq__icon::after { transform: translateY(-50%) rotate(90deg); transition: opacity .3s ease; }
.faq__btn[aria-expanded="true"] { color: var(--led-cyan); }
.faq__btn[aria-expanded="true"] .faq__icon {
  transform: rotate(135deg); border-color: var(--led-cyan);
  background: rgba(79,227,255,.1);
}
.faq__panel {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows .4s cubic-bezier(.22,.61,.36,1);
}
.faq__item.is-open .faq__panel { grid-template-rows: 1fr; }
.faq__inner { overflow: hidden; }
.faq__inner p {
  color: var(--text-muted); font-size: .98rem;
  margin: 0; padding: 0 0 1.5rem;
  max-width: 62ch;
}